/* ============================================================================
   PHOTOGRAPHY THEMES V4 — 10 Highly Artistic Photography Styles
   Themes: charcoal, watercolor, oilpaint, collage, lightpaint,
           macro, infrared, wetplate, startrail, doubleexp
   ============================================================================ */
/* ============================================================
   themes-v4-part1.css — 5 Artistic Photography Portfolio Themes
   1. charcoal   炭笔素描
   2. watercolor 水彩晕染
   3. oilpaint   油画质感
   4. collage    拼贴艺术
   5. lightpaint 光绘流光
   ============================================================ */

/* ============================================================
   THEME 1: CHARCOAL — 炭笔素描
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Caveat:wght@400;500;600;700&family=Inter:wght@300;400;500;600&display=swap');

[data-theme="charcoal"] {
  --font-display: 'Caveat', cursive;
  --font-body: 'Inter', sans-serif;
  --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* --- Warm Variant --- */
[data-theme="charcoal"][data-color="warm"] {
  --bg: #f5f0e8;
  --bg-2: #e8e0d4;
  --bg-3: #ddd5c7;
  --bg-4: #c9bfb0;
  --text: #2b2520;
  --text-dim: #8a7e72;
  --text-mid: #5c534a;
  --accent: #a67c52;
  --accent-glow: rgba(166, 124, 82, 0.35);
  --white: #faf8f5;
  --border: rgba(43, 37, 32, 0.12);
  --hero-overlay-start: rgba(43, 37, 32, 0.75);
  --hero-overlay-mid: rgba(80, 65, 50, 0.55);
  --hero-overlay-end: rgba(43, 37, 32, 0.85);
  --nav-scrolled-bg: rgba(245, 240, 232, 0.92);
}

/* --- Cool Variant --- */
[data-theme="charcoal"][data-color="cool"] {
  --bg: #eceef0;
  --bg-2: #dfe2e5;
  --bg-3: #d1d5d9;
  --bg-4: #b8bec4;
  --text: #1a1f24;
  --text-dim: #6e7882;
  --text-mid: #4a5560;
  --accent: #5a7a96;
  --accent-glow: rgba(90, 122, 150, 0.35);
  --white: #f7f8f9;
  --border: rgba(26, 31, 36, 0.12);
  --hero-overlay-start: rgba(26, 31, 36, 0.78);
  --hero-overlay-mid: rgba(50, 65, 80, 0.58);
  --hero-overlay-end: rgba(26, 31, 36, 0.88);
  --nav-scrolled-bg: rgba(236, 238, 240, 0.92);
}

/* --- Classic Variant --- */
[data-theme="charcoal"][data-color="classic"] {
  --bg: #f2f2f2;
  --bg-2: #e0e0e0;
  --bg-3: #cccccc;
  --bg-4: #b3b3b3;
  --text: #111111;
  --text-dim: #777777;
  --text-mid: #555555;
  --accent: #444444;
  --accent-glow: rgba(68, 68, 68, 0.3);
  --white: #ffffff;
  --border: rgba(17, 17, 17, 0.1);
  --hero-overlay-start: rgba(17, 17, 17, 0.8);
  --hero-overlay-mid: rgba(60, 60, 60, 0.6);
  --hero-overlay-end: rgba(17, 17, 17, 0.9);
  --nav-scrolled-bg: rgba(242, 242, 242, 0.92);
}

[data-theme="charcoal"] body {
  font-family: var(--font-body);
  background-color: var(--bg);
  color: var(--text);
}

[data-theme="charcoal"] .navbar {
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}

[data-theme="charcoal"] .navbar.scrolled {
  background: var(--nav-scrolled-bg);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

[data-theme="charcoal"] .nav-logo {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.05em;
}

[data-theme="charcoal"] .nav-link {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-mid);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  position: relative;
  padding: 0.25rem 0;
}

[data-theme="charcoal"] .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--accent);
  transition: width var(--transition);
}

[data-theme="charcoal"] .nav-link:hover::after {
  width: 100%;
}

[data-theme="charcoal"] .nav-link:hover {
  color: var(--text);
}

[data-theme="charcoal"] .hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

[data-theme="charcoal"] .hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: grayscale(0.85) contrast(1.15);
}

[data-theme="charcoal"] .hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, var(--hero-overlay-start) 0%, var(--hero-overlay-mid) 50%, var(--hero-overlay-end) 100%);
}

[data-theme="charcoal"] .hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 2rem;
}

[data-theme="charcoal"] .hero-tag {
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--accent);
  margin-bottom: 0.5rem;
  opacity: 0.9;
}

[data-theme="charcoal"] .hero-title {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 10vw, 8rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.05;
  letter-spacing: 0.02em;
  text-shadow: 2px 2px 0 rgba(0,0,0,0.2);
}

[data-theme="charcoal"] .hero-tagline {
  font-family: var(--font-body);
  font-size: 1.1rem;
  font-weight: 300;
  color: var(--text-dim);
  margin-top: 1.25rem;
  letter-spacing: 0.04em;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

[data-theme="charcoal"] .hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  color: var(--text-dim);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  animation: charcoalBounce 2.5s infinite ease-in-out;
}

@keyframes charcoalBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); opacity: 0.6; }
  50% { transform: translateX(-50%) translateY(8px); opacity: 1; }
}

[data-theme="charcoal"] .hero-social {
  position: absolute;
  bottom: 2.5rem;
  right: 2rem;
  display: flex;
  gap: 1rem;
}

[data-theme="charcoal"] .hero-social a {
  color: var(--text-dim);
  transition: color var(--transition);
}

[data-theme="charcoal"] .hero-social a:hover {
  color: var(--accent);
}

[data-theme="charcoal"] .section-header {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 3.5rem;
}

[data-theme="charcoal"] .section-num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.5;
  line-height: 1;
}

[data-theme="charcoal"] .section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--text);
  line-height: 1.1;
}

[data-theme="charcoal"] .section-line {
  flex: 1;
  height: 1px;
  background: var(--border);
  margin-left: 1rem;
}

[data-theme="charcoal"] .about {
  padding: 6rem 0;
  background: var(--bg);
}

[data-theme="charcoal"] .about-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: center;
}

[data-theme="charcoal"] .about-image {
  position: relative;
}

[data-theme="charcoal"] .about-img-wrapper {
  border: 3px solid var(--text);
  padding: 0.5rem;
  filter: grayscale(0.7) contrast(1.1);
  transition: var(--transition);
}

[data-theme="charcoal"] .about-img-wrapper:hover {
  filter: grayscale(0.3) contrast(1.05);
}

[data-theme="charcoal"] .about-exp {
  position: absolute;
  bottom: -1rem;
  right: -1rem;
  background: var(--bg);
  border: 2px solid var(--text);
  padding: 1rem 1.5rem;
  text-align: center;
}

[data-theme="charcoal"] .exp-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

[data-theme="charcoal"] .exp-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
}

[data-theme="charcoal"] .about-name {
  font-family: var(--font-display);
  font-size: 2.75rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.25rem;
}

[data-theme="charcoal"] .about-role {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 1.5rem;
}

[data-theme="charcoal"] .about-bio {
  font-size: 1rem;
  line-height: 1.85;
  color: var(--text-mid);
  margin-bottom: 2rem;
}

[data-theme="charcoal"] .about-skills {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

[data-theme="charcoal"] .skill-item {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

[data-theme="charcoal"] .skill-bar {
  height: 3px;
  background: var(--bg-3);
  position: relative;
  overflow: hidden;
}

[data-theme="charcoal"] .skill-fill {
  height: 100%;
  background: var(--accent);
  transition: width 1.2s cubic-bezier(0.22, 1, 0.36, 1);
}

[data-theme="charcoal"] .stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 1px solid var(--border);
}

[data-theme="charcoal"] .stat-item {
  text-align: center;
}

[data-theme="charcoal"] .stat-num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
}

[data-theme="charcoal"] .stat-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  margin-top: 0.5rem;
}

[data-theme="charcoal"] .works {
  padding: 6rem 0;
  background: var(--bg-2);
}

[data-theme="charcoal"] .works-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

[data-theme="charcoal"] .album-item {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  border: 2px solid var(--text);
  padding: 0.4rem;
  background: var(--bg);
  transition: var(--transition);
}

[data-theme="charcoal"] .album-item:hover {
  transform: translateY(-4px);
  box-shadow: 6px 6px 0 var(--accent-glow);
}

[data-theme="charcoal"] .album-cover {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  filter: grayscale(0.75) contrast(1.1);
  transition: var(--transition);
}

[data-theme="charcoal"] .album-item:hover .album-cover {
  filter: grayscale(0.2) contrast(1);
}

[data-theme="charcoal"] .album-info {
  padding: 1rem 0.25rem 0.5rem;
}

[data-theme="charcoal"] .album-info-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text);
}

[data-theme="charcoal"] .album-info-desc {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-top: 0.25rem;
}

[data-theme="charcoal"] .album-info-meta {
  font-size: 0.75rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 0.5rem;
}

[data-theme="charcoal"] .contact {
  padding: 6rem 0;
  background: var(--bg);
}

[data-theme="charcoal"] .contact-heading {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 1rem;
}

[data-theme="charcoal"] .contact-text {
  font-size: 1rem;
  color: var(--text-mid);
  line-height: 1.75;
  max-width: 560px;
  margin-bottom: 3rem;
}

[data-theme="charcoal"] .contact-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

[data-theme="charcoal"] .contact-card {
  background: var(--bg-2);
  border: 2px solid var(--text);
  padding: 2rem;
  text-align: center;
  transition: var(--transition);
}

[data-theme="charcoal"] .contact-card:hover {
  background: var(--bg-3);
  transform: translateY(-3px);
}

[data-theme="charcoal"] .card-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 1rem;
  color: var(--accent);
}

[data-theme="charcoal"] .card-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
}

[data-theme="charcoal"] .card-value {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text);
}

[data-theme="charcoal"] .footer {
  padding: 3rem 0;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  text-align: center;
}

[data-theme="charcoal"] .footer-logo {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--text);
  opacity: 0.4;
}

[data-theme="charcoal"] .lightbox {
  background: rgba(20, 20, 20, 0.96);
  backdrop-filter: blur(8px);
}

[data-theme="charcoal"] .lightbox-content {
  border: 3px solid var(--white);
  box-shadow: 0 0 60px rgba(0,0,0,0.5);
}

[data-theme="charcoal"] .lightbox-close,
[data-theme="charcoal"] .lightbox-prev,
[data-theme="charcoal"] .lightbox-next {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--white);
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  transition: var(--transition);
  cursor: pointer;
}

[data-theme="charcoal"] .lightbox-close:hover,
[data-theme="charcoal"] .lightbox-prev:hover,
[data-theme="charcoal"] .lightbox-next:hover {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}

[data-theme="charcoal"] .lightbox-info {
  color: var(--white);
  font-family: var(--font-display);
  font-size: 1.5rem;
}

[data-theme="charcoal"] .progress-bar {
  height: 2px;
  background: var(--accent);
}

[data-theme="charcoal"] .preloader {
  background: var(--bg);
}

@media (max-width: 992px) {
  [data-theme="charcoal"] .about-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  [data-theme="charcoal"] .works-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  [data-theme="charcoal"] .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  [data-theme="charcoal"] .contact-cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  [data-theme="charcoal"] .works-grid {
    grid-template-columns: 1fr;
  }
  [data-theme="charcoal"] .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
  }
  [data-theme="charcoal"] .contact-cards {
    grid-template-columns: 1fr;
  }
  [data-theme="charcoal"] .hero-title {
    font-size: 3rem;
  }
  [data-theme="charcoal"] .section-title {
    font-size: 2rem;
  }
  [data-theme="charcoal"] .about-name {
    font-size: 2rem;
  }
  [data-theme="charcoal"] .nav-logo {
    font-size: 1.5rem;
  }
}


/* ============================================================
   THEME 2: WATERCOLOR — 水彩晕染
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Dancing+Script:wght@400;500;600;700&family=Lora:ital,wght@0,400;0,500;0,600;1,400&display=swap');

[data-theme="watercolor"] {
  --font-display: 'Dancing Script', cursive;
  --font-body: 'Lora', serif;
  --transition: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Rose Variant --- */
[data-theme="watercolor"][data-color="rose"] {
  --bg: #fef9fb;
  --bg-2: #fceef3;
  --bg-3: #f8dfe8;
  --bg-4: #f0c8d8;
  --text: #3d2a33;
  --text-dim: #a0808e;
  --text-mid: #7a5a68;
  --accent: #d4789a;
  --accent-glow: rgba(212, 120, 154, 0.3);
  --white: #ffffff;
  --border: rgba(212, 120, 154, 0.18);
  --hero-overlay-start: rgba(61, 42, 51, 0.45);
  --hero-overlay-mid: rgba(120, 80, 100, 0.3);
  --hero-overlay-end: rgba(61, 42, 51, 0.6);
  --nav-scrolled-bg: rgba(254, 249, 251, 0.88);
}

/* --- Mint Variant --- */
[data-theme="watercolor"][data-color="mint"] {
  --bg: #f6fbfa;
  --bg-2: #e6f4f1;
  --bg-3: #d4ece7;
  --bg-4: #b8e0d8;
  --text: #1f3532;
  --text-dim: #6e9890;
  --text-mid: #4a726a;
  --accent: #5aaf9e;
  --accent-glow: rgba(90, 175, 158, 0.3);
  --white: #ffffff;
  --border: rgba(90, 175, 158, 0.18);
  --hero-overlay-start: rgba(31, 53, 50, 0.45);
  --hero-overlay-mid: rgba(60, 100, 90, 0.3);
  --hero-overlay-end: rgba(31, 53, 50, 0.6);
  --nav-scrolled-bg: rgba(246, 251, 250, 0.88);
}

/* --- Sky Variant --- */
[data-theme="watercolor"][data-color="sky"] {
  --bg: #f8fafd;
  --bg-2: #e8eff8;
  --bg-3: #d6e3f2;
  --bg-4: #b8d0ea;
  --text: #1e2d40;
  --text-dim: #6e84a0;
  --text-mid: #4a6480;
  --accent: #5a8fc7;
  --accent-glow: rgba(90, 143, 199, 0.3);
  --white: #ffffff;
  --border: rgba(90, 143, 199, 0.18);
  --hero-overlay-start: rgba(30, 45, 64, 0.45);
  --hero-overlay-mid: rgba(60, 90, 120, 0.3);
  --hero-overlay-end: rgba(30, 45, 64, 0.6);
  --nav-scrolled-bg: rgba(248, 250, 253, 0.88);
}

[data-theme="watercolor"] body {
  font-family: var(--font-body);
  background-color: var(--bg);
  color: var(--text);
}

[data-theme="watercolor"] .navbar {
  background: transparent;
  transition: var(--transition);
}

[data-theme="watercolor"] .navbar.scrolled {
  background: var(--nav-scrolled-bg);
  backdrop-filter: blur(16px) saturate(1.2);
}

[data-theme="watercolor"] .nav-logo {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--text);
}

[data-theme="watercolor"] .nav-link {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  font-style: italic;
  color: var(--text-mid);
  position: relative;
  padding: 0.3rem 0.6rem;
  border-radius: 20px;
  transition: var(--transition);
}

[data-theme="watercolor"] .nav-link:hover {
  background: var(--bg-3);
  color: var(--accent);
}

[data-theme="watercolor"] .hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

[data-theme="watercolor"] .hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: saturate(0.85) brightness(1.05);
}

[data-theme="watercolor"] .hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--hero-overlay-start) 0%, var(--hero-overlay-mid) 55%, var(--hero-overlay-end) 100%);
}

[data-theme="watercolor"] .hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 2rem;
}

[data-theme="watercolor"] .hero-tag {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--accent);
  margin-bottom: 0.75rem;
  opacity: 0.85;
}

[data-theme="watercolor"] .hero-title {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 10vw, 8rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.1;
  letter-spacing: 0.01em;
  text-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

[data-theme="watercolor"] .hero-tagline {
  font-family: var(--font-body);
  font-size: 1.15rem;
  font-style: italic;
  color: rgba(255,255,255,0.8);
  margin-top: 1.5rem;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

[data-theme="watercolor"] .hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  color: var(--white);
  font-size: 0.8rem;
  font-style: italic;
  opacity: 0.7;
  animation: watercolorFloat 3s infinite ease-in-out;
}

@keyframes watercolorFloat {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-6px); }
}

[data-theme="watercolor"] .hero-social {
  position: absolute;
  bottom: 2.5rem;
  right: 2rem;
  display: flex;
  gap: 1.25rem;
}

[data-theme="watercolor"] .hero-social a {
  color: var(--white);
  opacity: 0.7;
  transition: opacity var(--transition);
}

[data-theme="watercolor"] .hero-social a:hover {
  opacity: 1;
}

[data-theme="watercolor"] .section-header {
  display: flex;
  align-items: baseline;
  gap: 1.5rem;
  margin-bottom: 4rem;
}

[data-theme="watercolor"] .section-num {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.35;
  line-height: 1;
}

[data-theme="watercolor"] .section-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 700;
  color: var(--text);
}

[data-theme="watercolor"] .section-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--border), transparent);
}

[data-theme="watercolor"] .about {
  padding: 7rem 0;
  background: var(--bg);
}

[data-theme="watercolor"] .about-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 5rem;
  align-items: center;
}

[data-theme="watercolor"] .about-image {
  position: relative;
}

[data-theme="watercolor"] .about-img-wrapper {
  border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
  overflow: hidden;
  box-shadow: 0 20px 50px var(--accent-glow);
  transition: var(--transition);
}

[data-theme="watercolor"] .about-img-wrapper:hover {
  border-radius: 45% 55% 55% 45% / 55% 45% 55% 45%;
}

[data-theme="watercolor"] .about-exp {
  position: absolute;
  bottom: 0;
  right: -0.5rem;
  background: var(--white);
  padding: 1.25rem 1.75rem;
  border-radius: 50%;
  box-shadow: 0 8px 30px var(--accent-glow);
  text-align: center;
  width: 100px;
  height: 100px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

[data-theme="watercolor"] .exp-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

[data-theme="watercolor"] .exp-label {
  font-size: 0.7rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

[data-theme="watercolor"] .about-name {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.5rem;
}

[data-theme="watercolor"] .about-role {
  font-family: var(--font-body);
  font-size: 1rem;
  font-style: italic;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

[data-theme="watercolor"] .about-bio {
  font-size: 1.05rem;
  line-height: 1.9;
  color: var(--text-mid);
  margin-bottom: 2.5rem;
}

[data-theme="watercolor"] .about-skills {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

[data-theme="watercolor"] .skill-item {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

[data-theme="watercolor"] .skill-bar {
  height: 6px;
  background: var(--bg-3);
  border-radius: 10px;
  overflow: hidden;
}

[data-theme="watercolor"] .skill-fill {
  height: 100%;
  border-radius: 10px;
  background: linear-gradient(90deg, var(--accent), var(--bg-4));
  transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="watercolor"] .stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2.5rem;
  margin-top: 5rem;
}

[data-theme="watercolor"] .stat-item {
  text-align: center;
  padding: 1.5rem;
  background: var(--bg-2);
  border-radius: 20px;
  transition: var(--transition);
}

[data-theme="watercolor"] .stat-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 30px var(--accent-glow);
}

[data-theme="watercolor"] .stat-num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

[data-theme="watercolor"] .stat-label {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-top: 0.5rem;
}

[data-theme="watercolor"] .works {
  padding: 7rem 0;
  background: linear-gradient(180deg, var(--bg-2) 0%, var(--bg) 100%);
}

[data-theme="watercolor"] .works-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

[data-theme="watercolor"] .album-item {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  border-radius: 16px;
  transition: var(--transition);
}

[data-theme="watercolor"] .album-item:hover {
  transform: scale(1.02);
  box-shadow: 0 20px 50px var(--accent-glow);
}

[data-theme="watercolor"] .album-cover {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  border-radius: 16px;
  transition: var(--transition);
}

[data-theme="watercolor"] .album-item:hover .album-cover {
  transform: scale(1.08);
}

[data-theme="watercolor"] .album-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2rem 1.5rem 1.5rem;
  background: linear-gradient(transparent, rgba(0,0,0,0.5));
  border-radius: 0 0 16px 16px;
}

[data-theme="watercolor"] .album-info-title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--white);
}

[data-theme="watercolor"] .album-info-desc {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.8);
  margin-top: 0.25rem;
}

[data-theme="watercolor"] .album-info-meta {
  font-size: 0.75rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 0.5rem;
}

[data-theme="watercolor"] .contact {
  padding: 7rem 0;
  background: var(--bg);
}

[data-theme="watercolor"] .contact-heading {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 1rem;
}

[data-theme="watercolor"] .contact-text {
  font-size: 1.05rem;
  color: var(--text-mid);
  line-height: 1.8;
  max-width: 540px;
  margin-bottom: 3rem;
}

[data-theme="watercolor"] .contact-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

[data-theme="watercolor"] .contact-card {
  background: var(--white);
  padding: 2.5rem;
  border-radius: 20px;
  text-align: center;
  box-shadow: 0 4px 20px var(--accent-glow);
  transition: var(--transition);
}

[data-theme="watercolor"] .contact-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px var(--accent-glow);
}

[data-theme="watercolor"] .card-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 1.25rem;
  color: var(--accent);
}

[data-theme="watercolor"] .card-label {
  font-size: 0.8rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}

[data-theme="watercolor"] .card-value {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text);
}

[data-theme="watercolor"] .footer {
  padding: 3rem 0;
  background: var(--bg-2);
  text-align: center;
}

[data-theme="watercolor"] .footer-logo {
  font-family: var(--font-display);
  font-size: 2.25rem;
  color: var(--text);
  opacity: 0.25;
}

[data-theme="watercolor"] .lightbox {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
}

[data-theme="watercolor"] .lightbox-content {
  border-radius: 16px;
  box-shadow: 0 30px 80px var(--accent-glow);
}

[data-theme="watercolor"] .lightbox-close,
[data-theme="watercolor"] .lightbox-prev,
[data-theme="watercolor"] .lightbox-next {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--white);
  border: none;
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  box-shadow: 0 4px 20px var(--accent-glow);
  transition: var(--transition);
  cursor: pointer;
}

[data-theme="watercolor"] .lightbox-close:hover,
[data-theme="watercolor"] .lightbox-prev:hover,
[data-theme="watercolor"] .lightbox-next:hover {
  background: var(--accent);
  color: var(--white);
  transform: scale(1.1);
}

[data-theme="watercolor"] .lightbox-info {
  color: var(--text);
  font-family: var(--font-display);
  font-size: 1.75rem;
}

[data-theme="watercolor"] .progress-bar {
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--bg-4));
  border-radius: 10px;
}

[data-theme="watercolor"] .preloader {
  background: var(--bg);
}

@media (max-width: 992px) {
  [data-theme="watercolor"] .about-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  [data-theme="watercolor"] .works-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  [data-theme="watercolor"] .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  [data-theme="watercolor"] .contact-cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  [data-theme="watercolor"] .works-grid {
    grid-template-columns: 1fr;
  }
  [data-theme="watercolor"] .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }
  [data-theme="watercolor"] .contact-cards {
    grid-template-columns: 1fr;
  }
  [data-theme="watercolor"] .hero-title {
    font-size: 3rem;
  }
  [data-theme="watercolor"] .about-name {
    font-size: 2.25rem;
  }
}


/* ============================================================
   THEME 3: OILPAINT — 油画质感
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,600;0,700;0,900;1,400&family=Source+Serif+4:ital,opsz,wght@0,8..60,300;0,8..60,400;0,8..60,500;1,8..60,400&display=swap');

[data-theme="oilpaint"] {
  --font-display: 'Playfair Display', serif;
  --font-body: 'Source Serif 4', serif;
  --transition: 0.45s cubic-bezier(0.25, 0.1, 0.25, 1);
}

/* --- Renaissance Variant --- */
[data-theme="oilpaint"][data-color="renaissance"] {
  --bg: #f7f3ed;
  --bg-2: #ede6db;
  --bg-3: #e0d5c5;
  --bg-4: #c9b8a0;
  --text: #2c1f14;
  --text-dim: #8a7865;
  --text-mid: #5c4a38;
  --accent: #8b3a2a;
  --accent-glow: rgba(139, 58, 42, 0.35);
  --white: #fdfcfa;
  --border: rgba(44, 31, 20, 0.12);
  --hero-overlay-start: rgba(44, 31, 20, 0.65);
  --hero-overlay-mid: rgba(80, 50, 30, 0.45);
  --hero-overlay-end: rgba(44, 31, 20, 0.8);
  --nav-scrolled-bg: rgba(247, 243, 237, 0.93);
}

/* --- Baroque Variant --- */
[data-theme="oilpaint"][data-color="baroque"] {
  --bg: #f0ece6;
  --bg-2: #e2dcd3;
  --bg-3: #d1c8bb;
  --bg-4: #b5a996;
  --text: #1a2218;
  --text-dim: #6e7865;
  --text-mid: #4a5640;
  --accent: #3d5c3a;
  --accent-glow: rgba(61, 92, 58, 0.35);
  --white: #faf9f7;
  --border: rgba(26, 34, 24, 0.12);
  --hero-overlay-start: rgba(26, 34, 24, 0.68);
  --hero-overlay-mid: rgba(50, 70, 40, 0.48);
  --hero-overlay-end: rgba(26, 34, 24, 0.82);
  --nav-scrolled-bg: rgba(240, 236, 230, 0.93);
}

/* --- Impressionist Variant --- */
[data-theme="oilpaint"][data-color="impressionist"] {
  --bg: #f5f3f0;
  --bg-2: #e8e4de;
  --bg-3: #d8d2c8;
  --bg-4: #c0b6a8;
  --text: #1e2228;
  --text-dim: #6e7885;
  --text-mid: #4a5460;
  --accent: #2a5a8b;
  --accent-glow: rgba(42, 90, 139, 0.35);
  --white: #fafaf8;
  --border: rgba(30, 34, 40, 0.12);
  --hero-overlay-start: rgba(30, 34, 40, 0.65);
  --hero-overlay-mid: rgba(50, 70, 100, 0.45);
  --hero-overlay-end: rgba(30, 34, 40, 0.8);
  --nav-scrolled-bg: rgba(245, 243, 240, 0.93);
}

[data-theme="oilpaint"] body {
  font-family: var(--font-body);
  background-color: var(--bg);
  color: var(--text);
}

[data-theme="oilpaint"] .navbar {
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}

[data-theme="oilpaint"] .navbar.scrolled {
  background: var(--nav-scrolled-bg);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

[data-theme="oilpaint"] .nav-logo {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

[data-theme="oilpaint"] .nav-link {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 400;
  font-style: italic;
  color: var(--text-mid);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  position: relative;
  padding: 0.3rem 0;
}

[data-theme="oilpaint"] .nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--transition);
}

[data-theme="oilpaint"] .nav-link:hover::after {
  width: 100%;
}

[data-theme="oilpaint"] .nav-link:hover {
  color: var(--text);
}

[data-theme="oilpaint"] .hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

[data-theme="oilpaint"] .hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: saturate(1.1) contrast(1.05);
}

[data-theme="oilpaint"] .hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(170deg, var(--hero-overlay-start) 0%, var(--hero-overlay-mid) 45%, var(--hero-overlay-end) 100%);
}

[data-theme="oilpaint"] .hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 2rem;
  max-width: 900px;
}

[data-theme="oilpaint"] .hero-tag {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-style: italic;
  font-weight: 400;
  color: var(--accent);
  margin-bottom: 1rem;
  letter-spacing: 0.06em;
}

[data-theme="oilpaint"] .hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 900;
  color: var(--white);
  line-height: 1.05;
  letter-spacing: -0.01em;
  text-shadow: 0 2px 30px rgba(0,0,0,0.3);
}

[data-theme="oilpaint"] .hero-tagline {
  font-family: var(--font-body);
  font-size: 1.1rem;
  font-weight: 300;
  font-style: italic;
  color: rgba(255,255,255,0.75);
  margin-top: 1.5rem;
  letter-spacing: 0.02em;
  line-height: 1.7;
}

[data-theme="oilpaint"] .hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  color: var(--white);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  opacity: 0.6;
}

[data-theme="oilpaint"] .hero-social {
  position: absolute;
  bottom: 2rem;
  right: 2rem;
  display: flex;
  gap: 1rem;
}

[data-theme="oilpaint"] .hero-social a {
  color: var(--white);
  opacity: 0.6;
  transition: opacity var(--transition);
}

[data-theme="oilpaint"] .hero-social a:hover {
  opacity: 1;
}

[data-theme="oilpaint"] .section-header {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-bottom: 4rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 1.5rem;
}

[data-theme="oilpaint"] .section-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 400;
  font-style: italic;
  color: var(--accent);
  opacity: 0.6;
}

[data-theme="oilpaint"] .section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.01em;
}

[data-theme="oilpaint"] .section-line {
  flex: 1;
  height: 1px;
  background: var(--border);
}

[data-theme="oilpaint"] .about {
  padding: 6rem 0;
  background: var(--bg);
}

[data-theme="oilpaint"] .about-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 5rem;
  align-items: center;
}

[data-theme="oilpaint"] .about-image {
  position: relative;
}

[data-theme="oilpaint"] .about-img-wrapper {
  border: 8px solid var(--bg-3);
  outline: 1px solid var(--border);
  outline-offset: 8px;
  transition: var(--transition);
}

[data-theme="oilpaint"] .about-img-wrapper:hover {
  outline-color: var(--accent);
}

[data-theme="oilpaint"] .about-exp {
  position: absolute;
  bottom: -1.5rem;
  right: -1.5rem;
  background: var(--accent);
  color: var(--white);
  padding: 1.5rem 2rem;
  text-align: center;
}

[data-theme="oilpaint"] .exp-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1;
}

[data-theme="oilpaint"] .exp-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  opacity: 0.85;
}

[data-theme="oilpaint"] .about-name {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.5rem;
}

[data-theme="oilpaint"] .about-role {
  font-family: var(--font-body);
  font-size: 1rem;
  font-style: italic;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

[data-theme="oilpaint"] .about-bio {
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--text-mid);
  margin-bottom: 2rem;
}

[data-theme="oilpaint"] .about-skills {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

[data-theme="oilpaint"] .skill-item {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

[data-theme="oilpaint"] .skill-bar {
  height: 4px;
  background: var(--bg-3);
  position: relative;
  overflow: hidden;
}

[data-theme="oilpaint"] .skill-fill {
  height: 100%;
  background: var(--accent);
  transition: width 1.4s cubic-bezier(0.25, 0.1, 0.25, 1);
}

[data-theme="oilpaint"] .stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 4rem;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

[data-theme="oilpaint"] .stat-item {
  text-align: center;
  padding: 2rem 1rem;
  border-right: 1px solid var(--border);
}

[data-theme="oilpaint"] .stat-item:last-child {
  border-right: none;
}

[data-theme="oilpaint"] .stat-num {
  font-family: var(--font-display);
  font-size: 2.75rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
}

[data-theme="oilpaint"] .stat-label {
  font-size: 0.8rem;
  font-style: italic;
  color: var(--text-dim);
  margin-top: 0.5rem;
}

[data-theme="oilpaint"] .works {
  padding: 6rem 0;
  background: var(--bg-2);
}

[data-theme="oilpaint"] .works-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

[data-theme="oilpaint"] .album-item {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  border: 6px solid var(--bg);
  box-shadow: 0 4px 15px rgba(0,0,0,0.08);
  transition: var(--transition);
}

[data-theme="oilpaint"] .album-item:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 50px rgba(0,0,0,0.15);
  border-color: var(--bg-3);
}

[data-theme="oilpaint"] .album-cover {
  width: 100%;
  aspect-ratio: 1/1;
  object-fit: cover;
  transition: var(--transition);
}

[data-theme="oilpaint"] .album-item:hover .album-cover {
  transform: scale(1.05);
}

[data-theme="oilpaint"] .album-info {
  padding: 1.25rem;
  background: var(--bg);
}

[data-theme="oilpaint"] .album-info-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text);
}

[data-theme="oilpaint"] .album-info-desc {
  font-size: 0.9rem;
  font-style: italic;
  color: var(--text-dim);
  margin-top: 0.25rem;
}

[data-theme="oilpaint"] .album-info-meta {
  font-size: 0.75rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 0.5rem;
}

[data-theme="oilpaint"] .contact {
  padding: 6rem 0;
  background: var(--bg);
}

[data-theme="oilpaint"] .contact-heading {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 1rem;
}

[data-theme="oilpaint"] .contact-text {
  font-size: 1.05rem;
  color: var(--text-mid);
  line-height: 1.8;
  max-width: 560px;
  margin-bottom: 3rem;
}

[data-theme="oilpaint"] .contact-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

[data-theme="oilpaint"] .contact-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  padding: 2.5rem;
  text-align: center;
  transition: var(--transition);
}

[data-theme="oilpaint"] .contact-card:hover {
  background: var(--white);
  border-color: var(--accent);
}

[data-theme="oilpaint"] .card-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 1rem;
  color: var(--accent);
}

[data-theme="oilpaint"] .card-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
}

[data-theme="oilpaint"] .card-value {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text);
}

[data-theme="oilpaint"] .footer {
  padding: 3rem 0;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  text-align: center;
}

[data-theme="oilpaint"] .footer-logo {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text);
  opacity: 0.35;
  letter-spacing: 0.05em;
}

[data-theme="oilpaint"] .lightbox {
  background: rgba(15, 12, 8, 0.96);
}

[data-theme="oilpaint"] .lightbox-content {
  border: 8px solid var(--bg-3);
  outline: 1px solid var(--accent);
  outline-offset: 4px;
  box-shadow: 0 0 80px rgba(0,0,0,0.5);
}

[data-theme="oilpaint"] .lightbox-close,
[data-theme="oilpaint"] .lightbox-prev,
[data-theme="oilpaint"] .lightbox-next {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--accent);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: var(--transition);
  cursor: pointer;
}

[data-theme="oilpaint"] .lightbox-close:hover,
[data-theme="oilpaint"] .lightbox-prev:hover,
[data-theme="oilpaint"] .lightbox-next:hover {
  background: var(--accent);
  color: var(--white);
}

[data-theme="oilpaint"] .lightbox-info {
  color: var(--white);
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-style: italic;
}

[data-theme="oilpaint"] .progress-bar {
  height: 2px;
  background: var(--accent);
}

[data-theme="oilpaint"] .preloader {
  background: var(--bg);
}

@media (max-width: 992px) {
  [data-theme="oilpaint"] .about-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  [data-theme="oilpaint"] .works-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  [data-theme="oilpaint"] .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  [data-theme="oilpaint"] .stat-item {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  [data-theme="oilpaint"] .contact-cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  [data-theme="oilpaint"] .works-grid {
    grid-template-columns: 1fr;
  }
  [data-theme="oilpaint"] .stats-grid {
    grid-template-columns: 1fr;
  }
  [data-theme="oilpaint"] .contact-cards {
    grid-template-columns: 1fr;
  }
  [data-theme="oilpaint"] .hero-title {
    font-size: 2.75rem;
  }
  [data-theme="oilpaint"] .section-title {
    font-size: 1.75rem;
  }
}


/* ============================================================
   THEME 4: COLLAGE — 拼贴艺术
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Anton&family=Space+Grotesk:wght@300;400;500;600;700&display=swap');

[data-theme="collage"] {
  --font-display: 'Anton', sans-serif;
  --font-body: 'Space Grotesk', sans-serif;
  --transition: 0.2s cubic-bezier(0.87, 0, 0.13, 1);
}

/* --- Neon Variant --- */
[data-theme="collage"][data-color="neon"] {
  --bg: #0a0a0f;
  --bg-2: #12121a;
  --bg-3: #1a1a28;
  --bg-4: #252538;
  --text: #f0f0f5;
  --text-dim: #6e6e8a;
  --text-mid: #a0a0b8;
  --accent: #ff2a6d;
  --accent-glow: rgba(255, 42, 109, 0.4);
  --white: #ffffff;
  --border: rgba(255, 42, 109, 0.25);
  --hero-overlay-start: rgba(10, 10, 15, 0.8);
  --hero-overlay-mid: rgba(30, 10, 25, 0.6);
  --hero-overlay-end: rgba(10, 10, 15, 0.9);
  --nav-scrolled-bg: rgba(10, 10, 15, 0.95);
}

/* --- Monochrome Variant --- */
[data-theme="collage"][data-color="monochrome"] {
  --bg: #f5f5f5;
  --bg-2: #e8e8e8;
  --bg-3: #d0d0d0;
  --bg-4: #b0b0b0;
  --text: #111111;
  --text-dim: #777777;
  --text-mid: #444444;
  --accent: #e60012;
  --accent-glow: rgba(230, 0, 18, 0.3);
  --white: #ffffff;
  --border: rgba(17, 17, 17, 0.15);
  --hero-overlay-start: rgba(0, 0, 0, 0.75);
  --hero-overlay-mid: rgba(40, 40, 40, 0.55);
  --hero-overlay-end: rgba(0, 0, 0, 0.88);
  --nav-scrolled-bg: rgba(245, 245, 245, 0.95);
}

/* --- Retro Variant --- */
[data-theme="collage"][data-color="retro"] {
  --bg: #fff8f0;
  --bg-2: #ffe8d0;
  --bg-3: #ffd0a8;
  --bg-4: #ffb880;
  --text: #1a1a2e;
  --text-dim: #6e6e82;
  --text-mid: #4a4a5e;
  --accent: #ff6b35;
  --accent-glow: rgba(255, 107, 53, 0.35);
  --white: #ffffff;
  --border: rgba(26, 26, 46, 0.12);
  --hero-overlay-start: rgba(26, 26, 46, 0.7);
  --hero-overlay-mid: rgba(60, 40, 30, 0.5);
  --hero-overlay-end: rgba(26, 26, 46, 0.85);
  --nav-scrolled-bg: rgba(255, 248, 240, 0.95);
}

[data-theme="collage"] body {
  font-family: var(--font-body);
  background-color: var(--bg);
  color: var(--text);
}

[data-theme="collage"] .navbar {
  background: transparent;
  border-bottom: 2px solid transparent;
  transition: var(--transition);
}

[data-theme="collage"] .navbar.scrolled {
  background: var(--nav-scrolled-bg);
  backdrop-filter: blur(8px);
  border-bottom: 2px solid var(--accent);
}

[data-theme="collage"] .nav-logo {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 400;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

[data-theme="collage"] .nav-link {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-mid);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.4rem 0.8rem;
  border: 2px solid transparent;
  transition: var(--transition);
}

[data-theme="collage"] .nav-link:hover {
  border-color: var(--accent);
  color: var(--accent);
}

[data-theme="collage"] .hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

[data-theme="collage"] .hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: contrast(1.2) saturate(1.15);
}

[data-theme="collage"] .hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(150deg, var(--hero-overlay-start) 0%, var(--hero-overlay-mid) 50%, var(--hero-overlay-end) 100%);
}

[data-theme="collage"] .hero-content {
  position: relative;
  z-index: 2;
  text-align: left;
  padding: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

[data-theme="collage"] .hero-tag {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 1rem;
  display: inline-block;
  padding: 0.3rem 0.8rem;
  border: 2px solid var(--accent);
  transform: rotate(-2deg);
}

[data-theme="collage"] .hero-title {
  font-family: var(--font-display);
  font-size: clamp(4rem, 12vw, 10rem);
  font-weight: 400;
  color: var(--white);
  line-height: 0.95;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  text-shadow: 4px 4px 0 var(--accent);
}

[data-theme="collage"] .hero-tagline {
  font-family: var(--font-body);
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--text-mid);
  margin-top: 1.5rem;
  max-width: 480px;
  line-height: 1.6;
}

[data-theme="collage"] .hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 2rem;
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transform: rotate(-90deg);
  transform-origin: left center;
}

[data-theme="collage"] .hero-social {
  position: absolute;
  bottom: 2rem;
  right: 2rem;
  display: flex;
  gap: 1rem;
}

[data-theme="collage"] .hero-social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--text-dim);
  color: var(--text-dim);
  transition: var(--transition);
}

[data-theme="collage"] .hero-social a:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: rotate(5deg);
}

[data-theme="collage"] .section-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 3rem;
}

[data-theme="collage"] .section-num {
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 400;
  color: var(--accent);
  line-height: 1;
  transform: rotate(-5deg);
}

[data-theme="collage"] .section-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 400;
  color: var(--text);
  text-transform: uppercase;
  line-height: 1;
}

[data-theme="collage"] .section-line {
  flex: 1;
  height: 3px;
  background: var(--accent);
  margin-left: 1rem;
}

[data-theme="collage"] .about {
  padding: 5rem 0;
  background: var(--bg);
}

[data-theme="collage"] .about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

[data-theme="collage"] .about-image {
  position: relative;
}

[data-theme="collage"] .about-img-wrapper {
  border: 3px solid var(--text);
  padding: 0.5rem;
  background: var(--white);
  box-shadow: 8px 8px 0 var(--accent);
  transform: rotate(-2deg);
  transition: var(--transition);
}

[data-theme="collage"] .about-img-wrapper:hover {
  transform: rotate(0deg) translateY(-4px);
  box-shadow: 12px 12px 0 var(--accent);
}

[data-theme="collage"] .about-exp {
  position: absolute;
  top: -1rem;
  right: -1rem;
  background: var(--accent);
  color: var(--white);
  padding: 1rem 1.25rem;
  text-align: center;
  transform: rotate(8deg);
  box-shadow: 4px 4px 0 var(--text);
}

[data-theme="collage"] .exp-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 400;
  line-height: 1;
}

[data-theme="collage"] .exp-label {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

[data-theme="collage"] .about-name {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 400;
  color: var(--text);
  text-transform: uppercase;
  line-height: 1;
  margin-bottom: 0.5rem;
}

[data-theme="collage"] .about-role {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1.5rem;
  display: inline-block;
  padding: 0.25rem 0.6rem;
  border: 2px solid var(--accent);
  transform: rotate(-1deg);
}

[data-theme="collage"] .about-bio {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-mid);
  margin-bottom: 2rem;
}

[data-theme="collage"] .about-skills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

[data-theme="collage"] .skill-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border: 2px solid var(--text);
  background: var(--white);
  transform: rotate(-1deg);
  transition: var(--transition);
}

[data-theme="collage"] .skill-item:nth-child(even) {
  transform: rotate(1deg);
}

[data-theme="collage"] .skill-item:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--white);
  transform: rotate(0deg) scale(1.05);
}

[data-theme="collage"] .skill-bar,
[data-theme="collage"] .skill-fill {
  display: none;
}

[data-theme="collage"] .stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

[data-theme="collage"] .stat-item {
  text-align: center;
  padding: 1.5rem;
  border: 3px solid var(--text);
  background: var(--white);
  box-shadow: 4px 4px 0 var(--text);
  transition: var(--transition);
}

[data-theme="collage"] .stat-item:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--accent);
}

[data-theme="collage"] .stat-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 400;
  color: var(--accent);
  line-height: 1;
}

[data-theme="collage"] .stat-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  margin-top: 0.5rem;
}

[data-theme="collage"] .works {
  padding: 5rem 0;
  background: var(--bg-2);
}

[data-theme="collage"] .works-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

[data-theme="collage"] .album-item {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  border: 3px solid var(--text);
  padding: 0.5rem;
  background: var(--white);
  box-shadow: 6px 6px 0 var(--text);
  transition: var(--transition);
}

[data-theme="collage"] .album-item:nth-child(even) {
  transform: rotate(1deg);
}

[data-theme="collage"] .album-item:nth-child(odd) {
  transform: rotate(-1deg);
}

[data-theme="collage"] .album-item:hover {
  transform: rotate(0deg) translateY(-4px);
  box-shadow: 10px 10px 0 var(--accent);
  border-color: var(--accent);
}

[data-theme="collage"] .album-cover {
  width: 100%;
  aspect-ratio: 1/1;
  object-fit: cover;
  filter: contrast(1.1);
}

[data-theme="collage"] .album-info {
  padding: 0.75rem 0.25rem 0.25rem;
}

[data-theme="collage"] .album-info-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--text);
  text-transform: uppercase;
}

[data-theme="collage"] .album-info-desc {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-top: 0.25rem;
}

[data-theme="collage"] .album-info-meta {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 0.5rem;
}

[data-theme="collage"] .contact {
  padding: 5rem 0;
  background: var(--bg);
}

[data-theme="collage"] .contact-heading {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 400;
  color: var(--text);
  text-transform: uppercase;
  margin-bottom: 1rem;
}

[data-theme="collage"] .contact-text {
  font-size: 1rem;
  color: var(--text-mid);
  line-height: 1.7;
  max-width: 500px;
  margin-bottom: 2.5rem;
}

[data-theme="collage"] .contact-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

[data-theme="collage"] .contact-card {
  background: var(--white);
  border: 3px solid var(--text);
  padding: 2rem;
  text-align: center;
  box-shadow: 4px 4px 0 var(--text);
  transition: var(--transition);
}

[data-theme="collage"] .contact-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--accent);
  border-color: var(--accent);
}

[data-theme="collage"] .card-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 1rem;
  color: var(--accent);
}

[data-theme="collage"] .card-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
}

[data-theme="collage"] .card-value {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
}

[data-theme="collage"] .footer {
  padding: 2.5rem 0;
  background: var(--bg-2);
  border-top: 3px solid var(--text);
  text-align: center;
}

[data-theme="collage"] .footer-logo {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 400;
  color: var(--text);
  text-transform: uppercase;
  opacity: 0.3;
}

[data-theme="collage"] .lightbox {
  background: rgba(0, 0, 0, 0.95);
}

[data-theme="collage"] .lightbox-content {
  border: 4px solid var(--white);
  box-shadow: 12px 12px 0 var(--accent);
}

[data-theme="collage"] .lightbox-close,
[data-theme="collage"] .lightbox-prev,
[data-theme="collage"] .lightbox-next {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--accent);
  border: 3px solid var(--white);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 700;
  transition: var(--transition);
  cursor: pointer;
}

[data-theme="collage"] .lightbox-close:hover,
[data-theme="collage"] .lightbox-prev:hover,
[data-theme="collage"] .lightbox-next:hover {
  background: var(--white);
  color: var(--accent);
  transform: scale(1.1) rotate(5deg);
}

[data-theme="collage"] .lightbox-info {
  color: var(--white);
  font-family: var(--font-display);
  font-size: 1.5rem;
  text-transform: uppercase;
}

[data-theme="collage"] .progress-bar {
  height: 4px;
  background: var(--accent);
}

[data-theme="collage"] .preloader {
  background: var(--bg);
}

@media (max-width: 992px) {
  [data-theme="collage"] .about-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  [data-theme="collage"] .works-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  [data-theme="collage"] .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  [data-theme="collage"] .contact-cards {
    grid-template-columns: repeat(2, 1fr);
  }
  [data-theme="collage"] .hero-title {
    font-size: 4rem;
  }
}

@media (max-width: 576px) {
  [data-theme="collage"] .works-grid {
    grid-template-columns: 1fr;
  }
  [data-theme="collage"] .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }
  [data-theme="collage"] .contact-cards {
    grid-template-columns: 1fr;
  }
  [data-theme="collage"] .hero-title {
    font-size: 3rem;
  }
  [data-theme="collage"] .section-title {
    font-size: 2rem;
  }
  [data-theme="collage"] .about-name {
    font-size: 2rem;
  }
}


/* ============================================================
   THEME 5: LIGHTPAINT — 光绘流光
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;600;700;800;900&family=Rajdhani:wght@300;400;500;600;700&display=swap');

[data-theme="lightpaint"] {
  --font-display: 'Orbitron', sans-serif;
  --font-body: 'Rajdhani', sans-serif;
  --transition: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

/* --- Neon Variant --- */
[data-theme="lightpaint"][data-color="neon"] {
  --bg: #050508;
  --bg-2: #0a0a12;
  --bg-3: #101020;
  --bg-4: #1a1a35;
  --text: #e8e8f0;
  --text-dim: #5a5a78;
  --text-mid: #8a8aaa;
  --accent: #00f0ff;
  --accent-glow: rgba(0, 240, 255, 0.5);
  --white: #ffffff;
  --border: rgba(0, 240, 255, 0.2);
  --hero-overlay-start: rgba(5, 5, 8, 0.85);
  --hero-overlay-mid: rgba(10, 10, 30, 0.65);
  --hero-overlay-end: rgba(5, 5, 8, 0.92);
  --nav-scrolled-bg: rgba(5, 5, 8, 0.92);
}

/* --- Fire Variant --- */
[data-theme="lightpaint"][data-color="fire"] {
  --bg: #080503;
  --bg-2: #120a05;
  --bg-3: #1e1008;
  --bg-4: #2e1a0e;
  --text: #f0e8e0;
  --text-dim: #8a7060;
  --text-mid: #b09078;
  --accent: #ff6b00;
  --accent-glow: rgba(255, 107, 0, 0.5);
  --white: #ffffff;
  --border: rgba(255, 107, 0, 0.2);
  --hero-overlay-start: rgba(8, 5, 3, 0.85);
  --hero-overlay-mid: rgba(30, 15, 5, 0.65);
  --hero-overlay-end: rgba(8, 5, 3, 0.92);
  --nav-scrolled-bg: rgba(8, 5, 3, 0.92);
}

/* --- Aurora Variant --- */
[data-theme="lightpaint"][data-color="aurora"] {
  --bg: #05080a;
  --bg-2: #0a1215;
  --bg-3: #101e22;
  --bg-4: #1a3038;
  --text: #e0f0e8;
  --text-dim: #608878;
  --text-mid: #88b0a0;
  --accent: #39ff88;
  --accent-glow: rgba(57, 255, 136, 0.5);
  --white: #ffffff;
  --border: rgba(57, 255, 136, 0.2);
  --hero-overlay-start: rgba(5, 8, 10, 0.85);
  --hero-overlay-mid: rgba(10, 25, 20, 0.65);
  --hero-overlay-end: rgba(5, 8, 10, 0.92);
  --nav-scrolled-bg: rgba(5, 8, 10, 0.92);
}

[data-theme="lightpaint"] body {
  font-family: var(--font-body);
  background-color: var(--bg);
  color: var(--text);
}

[data-theme="lightpaint"] .navbar {
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}

[data-theme="lightpaint"] .navbar.scrolled {
  background: var(--nav-scrolled-bg);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 0 30px var(--accent-glow);
}

[data-theme="lightpaint"] .nav-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

[data-theme="lightpaint"] .nav-link {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-mid);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  position: relative;
  padding: 0.4rem 0;
  transition: var(--transition);
}

[data-theme="lightpaint"] .nav-link::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent-glow);
  transition: width var(--transition);
}

[data-theme="lightpaint"] .nav-link:hover::before {
  width: 100%;
}

[data-theme="lightpaint"] .nav-link:hover {
  color: var(--accent);
  text-shadow: 0 0 10px var(--accent-glow);
}

[data-theme="lightpaint"] .hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

[data-theme="lightpaint"] .hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
}

[data-theme="lightpaint"] .hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, var(--hero-overlay-start) 0%, var(--hero-overlay-mid) 50%, var(--hero-overlay-end) 100%);
}

[data-theme="lightpaint"] .hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 2rem;
}

[data-theme="lightpaint"] .hero-tag {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 1.5rem;
  text-shadow: 0 0 20px var(--accent-glow);
}

[data-theme="lightpaint"] .hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 9vw, 7.5rem);
  font-weight: 900;
  color: var(--white);
  line-height: 1.05;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-shadow: 0 0 40px var(--accent-glow), 0 0 80px rgba(0,0,0,0.5);
}

[data-theme="lightpaint"] .hero-tagline {
  font-family: var(--font-body);
  font-size: 1.2rem;
  font-weight: 300;
  color: var(--text-mid);
  margin-top: 1.5rem;
  letter-spacing: 0.08em;
  max-width: 540px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

[data-theme="lightpaint"] .hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  text-shadow: 0 0 10px var(--accent-glow);
  animation: lightpaintPulse 2s infinite ease-in-out;
}

@keyframes lightpaintPulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

[data-theme="lightpaint"] .hero-social {
  position: absolute;
  bottom: 2.5rem;
  right: 2rem;
  display: flex;
  gap: 1rem;
}

[data-theme="lightpaint"] .hero-social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 50%;
  color: var(--text-dim);
  transition: var(--transition);
}

[data-theme="lightpaint"] .hero-social a:hover {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 0 15px var(--accent-glow);
}

[data-theme="lightpaint"] .section-header {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 4rem;
}

[data-theme="lightpaint"] .section-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  text-shadow: 0 0 20px var(--accent-glow);
  line-height: 1;
}

[data-theme="lightpaint"] .section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

[data-theme="lightpaint"] .section-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), transparent);
  box-shadow: 0 0 10px var(--accent-glow);
}

[data-theme="lightpaint"] .about {
  padding: 6rem 0;
  background: var(--bg);
}

[data-theme="lightpaint"] .about-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: center;
}

[data-theme="lightpaint"] .about-image {
  position: relative;
}

[data-theme="lightpaint"] .about-img-wrapper {
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 0 40px var(--accent-glow);
  transition: var(--transition);
}

[data-theme="lightpaint"] .about-img-wrapper:hover {
  box-shadow: 0 0 60px var(--accent-glow), 0 0 100px rgba(0,0,0,0.3);
}

[data-theme="lightpaint"] .about-exp {
  position: absolute;
  bottom: -1rem;
  right: -1rem;
  background: var(--bg-2);
  border: 1px solid var(--border);
  padding: 1.25rem 1.5rem;
  text-align: center;
  box-shadow: 0 0 20px var(--accent-glow);
}

[data-theme="lightpaint"] .exp-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  text-shadow: 0 0 10px var(--accent-glow);
  line-height: 1;
}

[data-theme="lightpaint"] .exp-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
}

[data-theme="lightpaint"] .about-name {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.5rem;
}

[data-theme="lightpaint"] .about-role {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 1.5rem;
  text-shadow: 0 0 8px var(--accent-glow);
}

[data-theme="lightpaint"] .about-bio {
  font-size: 1.1rem;
  line-height: 1.75;
  color: var(--text-mid);
  margin-bottom: 2rem;
}

[data-theme="lightpaint"] .about-skills {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

[data-theme="lightpaint"] .skill-item {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

[data-theme="lightpaint"] .skill-bar {
  height: 2px;
  background: var(--bg-3);
  position: relative;
  overflow: hidden;
}

[data-theme="lightpaint"] .skill-fill {
  height: 100%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent-glow);
  transition: width 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="lightpaint"] .stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 1px solid var(--border);
}

[data-theme="lightpaint"] .stat-item {
  text-align: center;
  padding: 1.5rem;
  background: var(--bg-2);
  border: 1px solid var(--border);
  transition: var(--transition);
}

[data-theme="lightpaint"] .stat-item:hover {
  border-color: var(--accent);
  box-shadow: 0 0 20px var(--accent-glow);
}

[data-theme="lightpaint"] .stat-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
  text-shadow: 0 0 15px var(--accent-glow);
  line-height: 1;
}

[data-theme="lightpaint"] .stat-label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  margin-top: 0.5rem;
}

[data-theme="lightpaint"] .works {
  padding: 6rem 0;
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
}

[data-theme="lightpaint"] .works-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

[data-theme="lightpaint"] .album-item {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  border: 1px solid var(--border);
  transition: var(--transition);
}

[data-theme="lightpaint"] .album-item:hover {
  border-color: var(--accent);
  box-shadow: 0 0 30px var(--accent-glow);
}

[data-theme="lightpaint"] .album-cover {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  transition: var(--transition);
}

[data-theme="lightpaint"] .album-item:hover .album-cover {
  transform: scale(1.05);
}

[data-theme="lightpaint"] .album-info {
  padding: 1.25rem;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
}

[data-theme="lightpaint"] .album-info-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

[data-theme="lightpaint"] .album-info-desc {
  font-size: 0.9rem;
  color: var(--text-dim);
  margin-top: 0.25rem;
}

[data-theme="lightpaint"] .album-info-meta {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 0.5rem;
}

[data-theme="lightpaint"] .contact {
  padding: 6rem 0;
  background: var(--bg);
}

[data-theme="lightpaint"] .contact-heading {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 1rem;
}

[data-theme="lightpaint"] .contact-text {
  font-size: 1.1rem;
  color: var(--text-mid);
  line-height: 1.7;
  max-width: 540px;
  margin-bottom: 3rem;
}

[data-theme="lightpaint"] .contact-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

[data-theme="lightpaint"] .contact-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  padding: 2rem;
  text-align: center;
  transition: var(--transition);
}

[data-theme="lightpaint"] .contact-card:hover {
  border-color: var(--accent);
  box-shadow: 0 0 25px var(--accent-glow);
}

[data-theme="lightpaint"] .card-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 1rem;
  color: var(--accent);
  filter: drop-shadow(0 0 5px var(--accent-glow));
}

[data-theme="lightpaint"] .card-label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
}

[data-theme="lightpaint"] .card-value {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 0.04em;
}

[data-theme="lightpaint"] .footer {
  padding: 3rem 0;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  text-align: center;
}

[data-theme="lightpaint"] .footer-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.3;
  text-shadow: 0 0 10px var(--accent-glow);
}

[data-theme="lightpaint"] .lightbox {
  background: rgba(2, 2, 5, 0.97);
}

[data-theme="lightpaint"] .lightbox-content {
  border: 1px solid var(--border);
  box-shadow: 0 0 60px var(--accent-glow);
}

[data-theme="lightpaint"] .lightbox-close,
[data-theme="lightpaint"] .lightbox-prev,
[data-theme="lightpaint"] .lightbox-next {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  box-shadow: 0 0 15px var(--accent-glow);
  transition: var(--transition);
  cursor: pointer;
}

[data-theme="lightpaint"] .lightbox-close:hover,
[data-theme="lightpaint"] .lightbox-prev:hover,
[data-theme="lightpaint"] .lightbox-next:hover {
  background: var(--accent);
  color: var(--bg);
  box-shadow: 0 0 30px var(--accent-glow);
}

[data-theme="lightpaint"] .lightbox-info {
  color: var(--text);
  font-family: var(--font-display);
  font-size: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-shadow: 0 0 10px var(--accent-glow);
}

[data-theme="lightpaint"] .progress-bar {
  height: 2px;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent-glow);
}

[data-theme="lightpaint"] .preloader {
  background: var(--bg);
}

@media (max-width: 992px) {
  [data-theme="lightpaint"] .about-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  [data-theme="lightpaint"] .works-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  [data-theme="lightpaint"] .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  [data-theme="lightpaint"] .contact-cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  [data-theme="lightpaint"] .works-grid {
    grid-template-columns: 1fr;
  }
  [data-theme="lightpaint"] .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }
  [data-theme="lightpaint"] .contact-cards {
    grid-template-columns: 1fr;
  }
  [data-theme="lightpaint"] .hero-title {
    font-size: 2.5rem;
  }
  [data-theme="lightpaint"] .section-title {
    font-size: 1.5rem;
  }
  [data-theme="lightpaint"] .about-name {
    font-size: 1.5rem;
  }
}

/* ============================================================================
   PHOTOGRAPHY THEMES V4 — PART 2
   5 Highly Artistic Photography-Themed Styles
   Themes: macro | infrared | wetplate | startrail | doubleexp
   ============================================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;0,700;1,300;1,400;1,500&family=Work+Sans:wght@200;300;400;500;600;700&family=Syne:wght@400;500;600;700;800&family=Sora:wght@200;300;400;500;600;700&family=EB+Garamond:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&family=Spectral:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400&family=Exo+2:ital,wght@0,200;0,300;0,400;0,500;0,600;0,700;1,300;1,400&family=Inter:wght@200;300;400;500;600;700&family=Unna:ital,wght@0,400;0,700;1,400&family=Jost:wght@200;300;400;500;600;700&display=swap');


/* ============================================================
   THEME 1: MACRO (微距世界)
   Extreme macro photography aesthetic. Nature textures, bokeh
   circles, green and earth tones. Close-up wonder.
   ============================================================ */

[data-theme="macro"] {
  --bg: #0f140d;
  --bg-2: #1a1f16;
  --bg-3: #252b1f;
  --bg-4: #303828;
  --text: #e8ece3;
  --text-dim: #7a8a6e;
  --text-mid: #a3b095;
  --accent: #7fb069;
  --accent-glow: rgba(127, 176, 105, 0.45);
  --white: #f0f4ec;
  --border: rgba(127, 176, 105, 0.18);
  --hero-overlay-start: rgba(15, 20, 13, 0.4);
  --hero-overlay-mid: rgba(15, 20, 13, 0.65);
  --hero-overlay-end: rgba(15, 20, 13, 0.95);
  --nav-scrolled-bg: rgba(15, 20, 13, 0.92);
  --font-display: 'Cormorant Garamond', 'Georgia', serif;
  --font-body: 'Work Sans', system-ui, sans-serif;
  --transition: 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

[data-theme="macro"][data-color="moss"] { --accent: #7fb069; --accent-glow: rgba(127, 176, 105, 0.45); --border: rgba(127, 176, 105, 0.18); }
[data-theme="macro"][data-color="fern"] { --accent: #98c9a3; --accent-glow: rgba(152, 201, 163, 0.45); --border: rgba(152, 201, 163, 0.18); }
[data-theme="macro"][data-color="earth"] { --accent: #b08d55; --accent-glow: rgba(176, 141, 85, 0.45); --border: rgba(176, 141, 85, 0.18); }

[data-theme="macro"] .cursor-dot,
[data-theme="macro"] .cursor-ring { display: none !important; }
[data-theme="macro"] body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  cursor: auto;
}

/* Organic bokeh background orbs */
[data-theme="macro"] body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at 20% 30%, rgba(127, 176, 105, 0.12) 0%, transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(152, 201, 163, 0.08) 0%, transparent 35%),
    radial-gradient(circle at 50% 80%, rgba(176, 141, 85, 0.06) 0%, transparent 45%);
  pointer-events: none;
  z-index: 0;
}

/* Preloader */
[data-theme="macro"] .preloader {
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
}
[data-theme="macro"] .preloader-text {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--accent);
  letter-spacing: 0.15em;
}
[data-theme="macro"] .progress-bar {
  width: 140px;
  height: 2px;
  background: rgba(127, 176, 105, 0.15);
  margin-top: 1.5rem;
  border-radius: 1px;
  overflow: hidden;
}
[data-theme="macro"] .progress-bar::after {
  content: '';
  display: block;
  height: 100%;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  animation: macroLoad 2s ease-in-out infinite;
}
@keyframes macroLoad {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(200%); }
}

/* Navbar */
[data-theme="macro"] .navbar {
  padding: 28px 0;
  background: transparent;
  transition: var(--transition);
}
[data-theme="macro"] .navbar.scrolled {
  background: var(--nav-scrolled-bg);
  backdrop-filter: blur(12px) saturate(1.2);
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}
[data-theme="macro"] .nav-logo {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--white);
  letter-spacing: 0.04em;
}
[data-theme="macro"] .nav-link {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--text-mid);
  position: relative;
  padding: 6px 0;
}
[data-theme="macro"] .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}
[data-theme="macro"] .nav-link:hover {
  color: var(--accent);
}
[data-theme="macro"] .nav-link:hover::after {
  width: 100%;
}

/* Hero */
[data-theme="macro"] .hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
[data-theme="macro"] .hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: saturate(0.85) contrast(1.05);
}
[data-theme="macro"] .hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, var(--hero-overlay-start) 0%, var(--hero-overlay-mid) 50%, var(--hero-overlay-end) 100%);
}
[data-theme="macro"] .hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 900px;
  padding: 0 2rem;
}
[data-theme="macro"] .hero-tag {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.35em;
  color: var(--accent);
  margin-bottom: 2rem;
  display: inline-block;
  padding: 10px 24px;
  border: 1px solid var(--border);
  border-radius: 100px;
  background: rgba(127, 176, 105, 0.06);
}
[data-theme="macro"] .hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 300;
  color: var(--white);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}
[data-theme="macro"] .hero-title span {
  font-style: italic;
  font-weight: 400;
  color: var(--accent);
}
[data-theme="macro"] .hero-tagline {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 1.1rem;
  color: var(--text-mid);
  letter-spacing: 0.05em;
  line-height: 1.7;
  max-width: 540px;
  margin: 0 auto 3rem;
}
[data-theme="macro"] .hero-scroll {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-dim);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  animation: macroFloat 3s ease-in-out infinite;
}
@keyframes macroFloat {
  0%, 100% { transform: translateY(0); opacity: 0.6; }
  50% { transform: translateY(10px); opacity: 1; }
}
[data-theme="macro"] .hero-social {
  position: absolute;
  bottom: 3rem;
  right: 3rem;
  display: flex;
  gap: 1.2rem;
  z-index: 3;
}
[data-theme="macro"] .hero-social a {
  color: var(--text-dim);
  font-size: 0.85rem;
  transition: color 0.4s ease;
}
[data-theme="macro"] .hero-social a:hover {
  color: var(--accent);
}

/* Section Header */
[data-theme="macro"] .section-header {
  display: flex;
  align-items: baseline;
  gap: 1.5rem;
  margin-bottom: 5rem;
}
[data-theme="macro"] .section-num {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-style: italic;
  color: var(--accent);
}
[data-theme="macro"] .section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 400;
  color: var(--white);
  letter-spacing: -0.01em;
}
[data-theme="macro"] .section-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--border), transparent);
}

/* About */
[data-theme="macro"] .about {
  padding: 160px 0;
  position: relative;
}
[data-theme="macro"] .about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 100px;
  align-items: center;
}
[data-theme="macro"] .about-image {
  position: relative;
}
[data-theme="macro"] .about-img-wrapper {
  border-radius: 24px;
  overflow: hidden;
  position: relative;
}
[data-theme="macro"] .about-img-wrapper::before {
  content: '';
  position: absolute;
  inset: -10px;
  border: 1px solid var(--border);
  border-radius: 32px;
  z-index: -1;
  opacity: 0.5;
}
[data-theme="macro"] .about-img-wrapper img {
  filter: saturate(0.9) contrast(1.05);
  transition: transform 0.8s var(--transition);
}
[data-theme="macro"] .about-img-wrapper:hover img {
  transform: scale(1.04);
}
[data-theme="macro"] .about-exp {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px 28px;
  text-align: center;
  backdrop-filter: blur(8px);
}
[data-theme="macro"] .exp-num {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 300;
  color: var(--accent);
  line-height: 1;
}
[data-theme="macro"] .exp-label {
  font-family: var(--font-body);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--text-dim);
  margin-top: 6px;
}
[data-theme="macro"] .about-text {
  padding-right: 2rem;
}
[data-theme="macro"] .about-name {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 400;
  color: var(--white);
  margin-bottom: 0.3rem;
}
[data-theme="macro"] .about-role {
  font-family: var(--font-body);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin-bottom: 2rem;
}
[data-theme="macro"] .about-bio {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--text-mid);
  margin-bottom: 2.5rem;
}
[data-theme="macro"] .about-skills {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}
[data-theme="macro"] .skill-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
[data-theme="macro"] .skill-bar {
  height: 3px;
  background: rgba(127, 176, 105, 0.1);
  border-radius: 2px;
  overflow: hidden;
}
[data-theme="macro"] .skill-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), rgba(127, 176, 105, 0.6));
  border-radius: 2px;
  transition: width 1.2s cubic-bezier(0.22, 1, 0.36, 1);
}

/* Stats */
[data-theme="macro"] .stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-top: 100px;
  padding-top: 60px;
  border-top: 1px solid var(--border);
}
[data-theme="macro"] .stat-item {
  text-align: center;
}
[data-theme="macro"] .stat-num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 300;
  color: var(--white);
  line-height: 1;
}
[data-theme="macro"] .stat-label {
  font-family: var(--font-body);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--text-dim);
  margin-top: 10px;
}

/* Works */
[data-theme="macro"] .works {
  padding: 160px 0;
}
[data-theme="macro"] .works-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
[data-theme="macro"] .album-item {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.6s var(--transition), box-shadow 0.6s var(--transition);
}
[data-theme="macro"] .album-item:hover {
  transform: translateY(-8px);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.35);
}
[data-theme="macro"] .album-cover {
  aspect-ratio: 4/5;
  object-fit: cover;
  width: 100%;
  transition: transform 0.8s var(--transition), filter 0.6s ease;
}
[data-theme="macro"] .album-item:hover .album-cover {
  transform: scale(1.08);
  filter: saturate(1.1);
}
[data-theme="macro"] .album-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2rem;
  background: linear-gradient(transparent, rgba(15, 20, 13, 0.92));
  transform: translateY(20px);
  opacity: 0;
  transition: all 0.5s var(--transition);
}
[data-theme="macro"] .album-item:hover .album-info {
  transform: translateY(0);
  opacity: 1;
}
[data-theme="macro"] .album-info-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--white);
  margin-bottom: 4px;
}
[data-theme="macro"] .album-info-desc {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--text-mid);
  margin-bottom: 8px;
}
[data-theme="macro"] .album-info-meta {
  font-family: var(--font-body);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
}

/* Contact */
[data-theme="macro"] .contact {
  padding: 160px 0;
  text-align: center;
}
[data-theme="macro"] .contact-heading {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 400;
  color: var(--white);
  margin-bottom: 1.5rem;
}
[data-theme="macro"] .contact-text {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 1.05rem;
  color: var(--text-mid);
  max-width: 500px;
  margin: 0 auto 4rem;
  line-height: 1.8;
}
[data-theme="macro"] .contact-cards {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}
[data-theme="macro"] .contact-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 2.5rem 2rem;
  min-width: 240px;
  text-align: center;
  transition: transform 0.5s var(--transition), border-color 0.5s ease;
}
[data-theme="macro"] .contact-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent);
}
[data-theme="macro"] .card-icon {
  font-size: 1.8rem;
  color: var(--accent);
  margin-bottom: 1rem;
  opacity: 0.8;
}
[data-theme="macro"] .card-label {
  font-family: var(--font-body);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
}
[data-theme="macro"] .card-value {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--white);
}

/* Footer */
[data-theme="macro"] .footer {
  padding: 60px 0;
  border-top: 1px solid var(--border);
  text-align: center;
}
[data-theme="macro"] .footer-logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--text-dim);
  margin-bottom: 1rem;
}

/* Lightbox */
[data-theme="macro"] .lightbox {
  background: rgba(15, 20, 13, 0.96);
  backdrop-filter: blur(20px);
}
[data-theme="macro"] .lightbox-content {
  border-radius: 8px;
  box-shadow: 0 0 80px rgba(127, 176, 105, 0.1);
}
[data-theme="macro"] .lightbox-close,
[data-theme="macro"] .lightbox-prev,
[data-theme="macro"] .lightbox-next {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(127, 176, 105, 0.12);
  border: 1px solid var(--border);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: all 0.4s ease;
  cursor: pointer;
}
[data-theme="macro"] .lightbox-close:hover,
[data-theme="macro"] .lightbox-prev:hover,
[data-theme="macro"] .lightbox-next:hover {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
  transform: scale(1.1);
}
[data-theme="macro"] .lightbox-info {
  font-family: var(--font-body);
  color: var(--text-mid);
  font-size: 0.85rem;
}

/* Mobile */
@media (max-width: 1024px) {
  [data-theme="macro"] .about-grid { grid-template-columns: 1fr; gap: 60px; }
  [data-theme="macro"] .works-grid { grid-template-columns: repeat(2, 1fr); }
  [data-theme="macro"] .stats-grid { grid-template-columns: repeat(2, 1fr); }
  [data-theme="macro"] .hero-social { right: 1.5rem; bottom: 2rem; }
}
@media (max-width: 768px) {
  [data-theme="macro"] .works-grid { grid-template-columns: 1fr; }
  [data-theme="macro"] .stats-grid { grid-template-columns: 1fr 1fr; gap: 2rem 1rem; }
  [data-theme="macro"] .about-exp { right: 10px; bottom: -10px; padding: 14px 20px; }
  [data-theme="macro"] .exp-num { font-size: 2rem; }
  [data-theme="macro"] .contact-cards { flex-direction: column; align-items: center; }
  [data-theme="macro"] .hero-title { font-size: clamp(2.2rem, 10vw, 4rem); }
  [data-theme="macro"] .section-header { flex-direction: column; align-items: flex-start; gap: 0.75rem; }
  [data-theme="macro"] .section-line { width: 60px; }
}


/* ============================================================
   THEME 2: INFRARED (红外幻境)
   Infrared photography look. Pink/white foliage against deep
   blue-black sky. Surreal landscape colors. Dreamlike.
   ============================================================ */

[data-theme="infrared"] {
  --bg: #0a0f1a;
  --bg-2: #101828;
  --bg-3: #1a2235;
  --bg-4: #242e42;
  --text: #e8e0ec;
  --text-dim: #6b6b8a;
  --text-mid: #9a94b8;
  --accent: #ff6b9d;
  --accent-glow: rgba(255, 107, 157, 0.45);
  --white: #f5f0f7;
  --border: rgba(255, 107, 157, 0.15);
  --hero-overlay-start: rgba(10, 15, 26, 0.35);
  --hero-overlay-mid: rgba(10, 15, 26, 0.6);
  --hero-overlay-end: rgba(10, 15, 26, 0.95);
  --nav-scrolled-bg: rgba(10, 15, 26, 0.92);
  --font-display: 'Syne', system-ui, sans-serif;
  --font-body: 'Sora', system-ui, sans-serif;
  --transition: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="infrared"][data-color="magenta"] { --accent: #ff6b9d; --accent-glow: rgba(255, 107, 157, 0.45); --border: rgba(255, 107, 157, 0.15); }
[data-theme="infrared"][data-color="cyan"] { --accent: #00d4ff; --accent-glow: rgba(0, 212, 255, 0.45); --border: rgba(0, 212, 255, 0.15); }
[data-theme="infrared"][data-color="ember"] { --accent: #ff9f43; --accent-glow: rgba(255, 159, 67, 0.45); --border: rgba(255, 159, 67, 0.15); }

[data-theme="infrared"] .cursor-dot,
[data-theme="infrared"] .cursor-ring { display: none !important; }
[data-theme="infrared"] body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  cursor: auto;
}

/* Surreal infrared atmosphere */
[data-theme="infrared"] body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(255, 107, 157, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 80%, rgba(0, 212, 255, 0.06) 0%, transparent 45%);
  pointer-events: none;
  z-index: 0;
}

/* Preloader */
[data-theme="infrared"] .preloader {
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
}
[data-theme="infrared"] .preloader-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.4em;
  color: var(--accent);
  animation: infraredPulse 1.8s ease-in-out infinite;
}
@keyframes infraredPulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}
[data-theme="infrared"] .progress-bar {
  width: 120px;
  height: 2px;
  background: rgba(255, 107, 157, 0.12);
  margin-top: 2rem;
  position: relative;
  overflow: hidden;
}
[data-theme="infrared"] .progress-bar::after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 40%;
  background: var(--accent);
  animation: infraredSlide 1.5s ease-in-out infinite;
}
@keyframes infraredSlide {
  0% { left: -40%; }
  100% { left: 100%; }
}

/* Navbar */
[data-theme="infrared"] .navbar {
  padding: 24px 0;
  background: transparent;
}
[data-theme="infrared"] .navbar.scrolled {
  background: var(--nav-scrolled-bg);
  backdrop-filter: blur(16px);
  padding: 14px 0;
  border-bottom: 1px solid rgba(255, 107, 157, 0.08);
}
[data-theme="infrared"] .nav-logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
[data-theme="infrared"] .nav-link {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--text-mid);
  padding: 8px 0;
  position: relative;
}
[data-theme="infrared"] .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  transform: translateX(-50%);
}
[data-theme="infrared"] .nav-link:hover {
  color: var(--accent);
}
[data-theme="infrared"] .nav-link:hover::after {
  width: 100%;
}

/* Hero */
[data-theme="infrared"] .hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}
[data-theme="infrared"] .hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: saturate(0.6) hue-rotate(200deg) contrast(1.15);
}
[data-theme="infrared"] .hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--hero-overlay-start) 0%, var(--hero-overlay-mid) 45%, var(--hero-overlay-end) 100%);
}
[data-theme="infrared"] .hero-content {
  position: relative;
  z-index: 2;
  max-width: 1000px;
  padding: 0 3rem;
}
[data-theme="infrared"] .hero-tag {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--accent);
  margin-bottom: 2.5rem;
  display: inline-block;
  position: relative;
  padding-left: 40px;
}
[data-theme="infrared"] .hero-tag::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  width: 24px;
  height: 1px;
  background: var(--accent);
  transform: translateY(-50%);
}
[data-theme="infrared"] .hero-title {
  font-family: var(--font-display);
  font-size: clamp(3.2rem, 9vw, 8rem);
  font-weight: 800;
  color: var(--white);
  line-height: 0.95;
  letter-spacing: -0.03em;
  margin-bottom: 2rem;
  text-transform: uppercase;
}
[data-theme="infrared"] .hero-title span {
  color: var(--accent);
  display: block;
  font-weight: 400;
  font-size: 0.6em;
  letter-spacing: 0.1em;
  margin-top: 0.5rem;
}
[data-theme="infrared"] .hero-tagline {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 1.05rem;
  color: var(--text-mid);
  letter-spacing: 0.02em;
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 3rem;
}
[data-theme="infrared"] .hero-scroll {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text-dim);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.25em;
}
[data-theme="infrared"] .hero-scroll::after {
  content: '';
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: infraredLine 2s ease-in-out infinite;
}
@keyframes infraredLine {
  0%, 100% { transform: scaleY(0.3); opacity: 0.4; }
  50% { transform: scaleY(1); opacity: 1; }
}
[data-theme="infrared"] .hero-social {
  position: absolute;
  left: 3rem;
  bottom: 3rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  z-index: 3;
}
[data-theme="infrared"] .hero-social a {
  color: var(--text-dim);
  font-size: 0.8rem;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  letter-spacing: 0.15em;
  transition: color 0.3s ease;
}
[data-theme="infrared"] .hero-social a:hover {
  color: var(--accent);
}

/* Section Header */
[data-theme="infrared"] .section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 5rem;
  position: relative;
}
[data-theme="infrared"] .section-num {
  font-family: var(--font-display);
  font-size: 6rem;
  font-weight: 800;
  color: rgba(255, 107, 157, 0.06);
  line-height: 1;
  position: absolute;
  left: -10px;
  top: -30px;
  z-index: 0;
  pointer-events: none;
}
[data-theme="infrared"] .section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  position: relative;
  z-index: 1;
}
[data-theme="infrared"] .section-line {
  width: 60px;
  height: 3px;
  background: var(--accent);
}

/* About */
[data-theme="infrared"] .about {
  padding: 180px 0;
}
[data-theme="infrared"] .about-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 120px;
  align-items: start;
}
[data-theme="infrared"] .about-image {
  position: relative;
  order: 2;
}
[data-theme="infrared"] .about-img-wrapper {
  position: relative;
  clip-path: polygon(8% 0, 100% 0, 92% 100%, 0% 100%);
  overflow: hidden;
}
[data-theme="infrared"] .about-img-wrapper img {
  filter: saturate(0.7) hue-rotate(190deg) contrast(1.1);
  transition: transform 0.8s var(--transition);
}
[data-theme="infrared"] .about-img-wrapper:hover img {
  transform: scale(1.05);
}
[data-theme="infrared"] .about-exp {
  position: absolute;
  top: -30px;
  left: -20px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  padding: 24px 32px;
  z-index: 2;
}
[data-theme="infrared"] .exp-num {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}
[data-theme="infrared"] .exp-label {
  font-family: var(--font-body);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--text-dim);
  margin-top: 8px;
}
[data-theme="infrared"] .about-text {
  order: 1;
}
[data-theme="infrared"] .about-name {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: 0.5rem;
}
[data-theme="infrared"] .about-role {
  font-family: var(--font-body);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--accent);
  margin-bottom: 2.5rem;
}
[data-theme="infrared"] .about-bio {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--text-mid);
  margin-bottom: 3rem;
}
[data-theme="infrared"] .about-skills {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
[data-theme="infrared"] .skill-item {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
[data-theme="infrared"] .skill-bar {
  height: 4px;
  background: rgba(255, 107, 157, 0.1);
  overflow: hidden;
}
[data-theme="infrared"] .skill-fill {
  height: 100%;
  background: var(--accent);
  transition: width 1s var(--transition);
}

/* Stats */
[data-theme="infrared"] .stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-top: 120px;
  padding: 50px 0;
  border-top: 1px solid rgba(255, 107, 157, 0.08);
  border-bottom: 1px solid rgba(255, 107, 157, 0.08);
}
[data-theme="infrared"] .stat-item {
  text-align: center;
  padding: 20px;
}
[data-theme="infrared"] .stat-num {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1;
}
[data-theme="infrared"] .stat-label {
  font-family: var(--font-body);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--text-dim);
  margin-top: 12px;
}

/* Works */
[data-theme="infrared"] .works {
  padding: 180px 0;
}
[data-theme="infrared"] .works-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.5rem;
}
[data-theme="infrared"] .album-item {
  position: relative;
  overflow: hidden;
  cursor: pointer;
}
[data-theme="infrared"] .album-item:nth-child(1) { grid-column: span 7; }
[data-theme="infrared"] .album-item:nth-child(2) { grid-column: span 5; }
[data-theme="infrared"] .album-item:nth-child(3) { grid-column: span 5; }
[data-theme="infrared"] .album-item:nth-child(4) { grid-column: span 7; }
[data-theme="infrared"] .album-item:nth-child(5) { grid-column: span 6; }
[data-theme="infrared"] .album-item:nth-child(6) { grid-column: span 6; }
[data-theme="infrared"] .album-cover {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  filter: saturate(0.65) hue-rotate(200deg) contrast(1.1);
  transition: all 0.7s var(--transition);
}
[data-theme="infrared"] .album-item:hover .album-cover {
  transform: scale(1.06);
  filter: saturate(0.9) hue-rotate(180deg) contrast(1.15);
}
[data-theme="infrared"] .album-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2rem;
  background: linear-gradient(transparent, rgba(10, 15, 26, 0.95));
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.4s var(--transition);
}
[data-theme="infrared"] .album-item:hover .album-info {
  opacity: 1;
  transform: translateY(0);
}
[data-theme="infrared"] .album-info-title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
[data-theme="infrared"] .album-info-desc {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--text-mid);
  margin-top: 4px;
}
[data-theme="infrared"] .album-info-meta {
  font-family: var(--font-body);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin-top: 8px;
}

/* Contact */
[data-theme="infrared"] .contact {
  padding: 180px 0;
  text-align: center;
}
[data-theme="infrared"] .contact-heading {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 1.5rem;
}
[data-theme="infrared"] .contact-text {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 1.05rem;
  color: var(--text-mid);
  max-width: 520px;
  margin: 0 auto 4rem;
  line-height: 1.75;
}
[data-theme="infrared"] .contact-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: 900px;
  margin: 0 auto;
}
[data-theme="infrared"] .contact-card {
  background: var(--bg-2);
  border: 1px solid rgba(255, 107, 157, 0.08);
  padding: 3rem 2rem;
  text-align: center;
  transition: all 0.5s var(--transition);
  position: relative;
  overflow: hidden;
}
[data-theme="infrared"] .contact-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transition: transform 0.5s var(--transition);
}
[data-theme="infrared"] .contact-card:hover {
  border-color: var(--border);
  transform: translateY(-4px);
}
[data-theme="infrared"] .contact-card:hover::before {
  transform: scaleX(1);
}
[data-theme="infrared"] .card-icon {
  font-size: 2rem;
  color: var(--accent);
  margin-bottom: 1.2rem;
}
[data-theme="infrared"] .card-label {
  font-family: var(--font-body);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
}
[data-theme="infrared"] .card-value {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--white);
}

/* Footer */
[data-theme="infrared"] .footer {
  padding: 50px 0;
  border-top: 1px solid rgba(255, 107, 157, 0.08);
  text-align: center;
}
[data-theme="infrared"] .footer-logo {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-dim);
  letter-spacing: 0.1em;
}

/* Lightbox */
[data-theme="infrared"] .lightbox {
  background: rgba(10, 15, 26, 0.97);
  backdrop-filter: blur(24px);
}
[data-theme="infrared"] .lightbox-content {
  box-shadow: 0 0 100px rgba(255, 107, 157, 0.08);
}
[data-theme="infrared"] .lightbox-close,
[data-theme="infrared"] .lightbox-prev,
[data-theme="infrared"] .lightbox-next {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 107, 157, 0.1);
  border: 1px solid var(--border);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: all 0.4s ease;
  cursor: pointer;
}
[data-theme="infrared"] .lightbox-close:hover,
[data-theme="infrared"] .lightbox-prev:hover,
[data-theme="infrared"] .lightbox-next:hover {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
  box-shadow: 0 0 30px var(--accent-glow);
  transform: scale(1.12);
}
[data-theme="infrared"] .lightbox-info {
  font-family: var(--font-body);
  color: var(--text-mid);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
}

/* Mobile */
@media (max-width: 1024px) {
  [data-theme="infrared"] .about-grid { grid-template-columns: 1fr; gap: 60px; }
  [data-theme="infrared"] .about-image { order: 1; }
  [data-theme="infrared"] .about-text { order: 2; }
  [data-theme="infrared"] .contact-cards { grid-template-columns: 1fr; max-width: 400px; }
  [data-theme="infrared"] .stats-grid { grid-template-columns: repeat(2, 1fr); }
  [data-theme="infrared"] .hero-social { left: 1.5rem; bottom: 2rem; }
  [data-theme="infrared"] .works-grid { grid-template-columns: repeat(2, 1fr); }
  [data-theme="infrared"] .album-item:nth-child(n) { grid-column: span 1; }
}
@media (max-width: 768px) {
  [data-theme="infrared"] .works-grid { grid-template-columns: 1fr; }
  [data-theme="infrared"] .stats-grid { grid-template-columns: 1fr 1fr; }
  [data-theme="infrared"] .about-skills { grid-template-columns: 1fr; }
  [data-theme="infrared"] .about-exp { left: 10px; top: -15px; padding: 16px 24px; }
  [data-theme="infrared"] .exp-num { font-size: 2.2rem; }
  [data-theme="infrared"] .hero-title { font-size: clamp(2.5rem, 11vw, 4.5rem); }
  [data-theme="infrared"] .hero-content { padding: 0 1.5rem; }
  [data-theme="infrared"] .section-num { font-size: 4rem; top: -20px; }
}


/* ============================================================
   THEME 3: WETPLATE (湿版蓝调)
   Wet plate collodion process. Deep blue monochromatic,
   antique feel, chemical stains, vintage portrait studio. 1800s.
   ============================================================ */

[data-theme="wetplate"] {
  --bg: #0c1218;
  --bg-2: #111a22;
  --bg-3: #172330;
  --bg-4: #1e2d3d;
  --text: #c8d4e0;
  --text-dim: #5a6e7e;
  --text-mid: #8296a8;
  --accent: #6b9dc7;
  --accent-glow: rgba(107, 157, 199, 0.4);
  --white: #e0eaf2;
  --border: rgba(107, 157, 199, 0.2);
  --hero-overlay-start: rgba(12, 18, 24, 0.45);
  --hero-overlay-mid: rgba(12, 18, 24, 0.7);
  --hero-overlay-end: rgba(12, 18, 24, 0.97);
  --nav-scrolled-bg: rgba(12, 18, 24, 0.94);
  --font-display: 'EB Garamond', 'Georgia', serif;
  --font-body: 'Spectral', 'Georgia', serif;
  --transition: 0.55s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="wetplate"][data-color="cyanotype"] { --accent: #6b9dc7; --accent-glow: rgba(107, 157, 199, 0.4); --border: rgba(107, 157, 199, 0.2); }
[data-theme="wetplate"][data-color="indigo"] { --accent: #4a7ba7; --accent-glow: rgba(74, 123, 167, 0.4); --border: rgba(74, 123, 167, 0.2); }
[data-theme="wetplate"][data-color="sepia"] { --accent: #a08060; --accent-glow: rgba(160, 128, 96, 0.4); --border: rgba(160, 128, 96, 0.2); }

[data-theme="wetplate"] .cursor-dot,
[data-theme="wetplate"] .cursor-ring { display: none !important; }
[data-theme="wetplate"] body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  cursor: auto;
}

/* Chemical stain atmosphere */
[data-theme="wetplate"] body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse at 80% 10%, rgba(107, 157, 199, 0.1) 0%, transparent 40%),
    radial-gradient(ellipse at 20% 90%, rgba(74, 123, 167, 0.08) 0%, transparent 35%);
  pointer-events: none;
  z-index: 0;
}

/* Preloader */
[data-theme="wetplate"] .preloader {
  background: #080e14;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
}
[data-theme="wetplate"] .preloader-text {
  font-family: var(--font-display);
  font-size: 1rem;
  font-style: italic;
  color: var(--accent);
  letter-spacing: 0.2em;
}
[data-theme="wetplate"] .progress-bar {
  width: 180px;
  height: 1px;
  background: rgba(107, 157, 199, 0.15);
  margin-top: 2rem;
  position: relative;
}
[data-theme="wetplate"] .progress-bar::after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 0;
  background: var(--accent);
  animation: wetplateExpose 2.5s ease-in-out infinite;
}
@keyframes wetplateExpose {
  0% { width: 0; opacity: 0.4; }
  50% { width: 100%; opacity: 1; }
  100% { width: 100%; opacity: 0; }
}

/* Navbar */
[data-theme="wetplate"] .navbar {
  padding: 30px 0;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}
[data-theme="wetplate"] .navbar.scrolled {
  background: var(--nav-scrolled-bg);
  backdrop-filter: blur(10px);
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}
[data-theme="wetplate"] .nav-logo {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 500;
  color: var(--white);
  letter-spacing: 0.04em;
  font-style: italic;
}
[data-theme="wetplate"] .nav-link {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.8rem;
  font-style: italic;
  letter-spacing: 0.1em;
  color: var(--text-mid);
  padding: 6px 0;
  position: relative;
}
[data-theme="wetplate"] .nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width 0.5s ease;
}
[data-theme="wetplate"] .nav-link:hover {
  color: var(--accent);
}
[data-theme="wetplate"] .nav-link:hover::after {
  width: 100%;
}

/* Hero */
[data-theme="wetplate"] .hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
[data-theme="wetplate"] .hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: sepia(0.3) saturate(0.5) contrast(1.2);
}
[data-theme="wetplate"] .hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, var(--hero-overlay-start), var(--hero-overlay-mid), var(--hero-overlay-end));
}
[data-theme="wetplate"] .hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: 0 2rem;
}
[data-theme="wetplate"] .hero-tag {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin-bottom: 2rem;
  display: inline-block;
}
[data-theme="wetplate"] .hero-tag::before,
[data-theme="wetplate"] .hero-tag::after {
  content: '—';
  margin: 0 12px;
  opacity: 0.4;
}
[data-theme="wetplate"] .hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 6.5rem);
  font-weight: 400;
  color: var(--white);
  line-height: 1.1;
  letter-spacing: 0.02em;
  margin-bottom: 1.5rem;
}
[data-theme="wetplate"] .hero-title em {
  font-style: italic;
  color: var(--accent);
}
[data-theme="wetplate"] .hero-tagline {
  font-family: var(--font-body);
  font-weight: 300;
  font-style: italic;
  font-size: 1.15rem;
  color: var(--text-mid);
  letter-spacing: 0.03em;
  line-height: 1.75;
  max-width: 500px;
  margin: 0 auto 3rem;
}
[data-theme="wetplate"] .hero-scroll {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  color: var(--text-dim);
  font-family: var(--font-body);
  font-style: italic;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
}
[data-theme="wetplate"] .hero-scroll::after {
  content: '';
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  opacity: 0.5;
}
[data-theme="wetplate"] .hero-social {
  position: absolute;
  top: 50%;
  right: 2.5rem;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  z-index: 3;
}
[data-theme="wetplate"] .hero-social a {
  color: var(--text-dim);
  font-size: 0.8rem;
  transition: color 0.4s ease;
}
[data-theme="wetplate"] .hero-social a:hover {
  color: var(--accent);
}

/* Section Header */
[data-theme="wetplate"] .section-header {
  text-align: center;
  margin-bottom: 5rem;
  position: relative;
}
[data-theme="wetplate"] .section-num {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-style: italic;
  color: var(--accent);
  letter-spacing: 0.15em;
  margin-bottom: 1rem;
  display: block;
}
[data-theme="wetplate"] .section-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 400;
  color: var(--white);
  letter-spacing: 0.03em;
  margin-bottom: 1.5rem;
}
[data-theme="wetplate"] .section-line {
  width: 40px;
  height: 1px;
  background: var(--accent);
  margin: 0 auto;
  opacity: 0.6;
}

/* About */
[data-theme="wetplate"] .about {
  padding: 160px 0;
  position: relative;
}
[data-theme="wetplate"] .about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
[data-theme="wetplate"] .about-image {
  position: relative;
  padding: 20px;
  border: 1px solid var(--border);
}
[data-theme="wetplate"] .about-image::before {
  content: '';
  position: absolute;
  top: -8px;
  left: -8px;
  right: 8px;
  bottom: 8px;
  border: 1px solid var(--border);
  pointer-events: none;
  z-index: -1;
}
[data-theme="wetplate"] .about-img-wrapper {
  overflow: hidden;
}
[data-theme="wetplate"] .about-img-wrapper img {
  filter: sepia(0.2) saturate(0.7) contrast(1.15);
  transition: transform 0.9s var(--transition);
}
[data-theme="wetplate"] .about-img-wrapper:hover img {
  transform: scale(1.03);
}
[data-theme="wetplate"] .about-exp {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%) translateY(50%);
  background: var(--bg-3);
  border: 1px solid var(--border);
  padding: 18px 36px;
  text-align: center;
  z-index: 2;
}
[data-theme="wetplate"] .exp-num {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 400;
  color: var(--accent);
  line-height: 1;
}
[data-theme="wetplate"] .exp-label {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  margin-top: 4px;
}
[data-theme="wetplate"] .about-text {
  padding-left: 2rem;
}
[data-theme="wetplate"] .about-name {
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 400;
  color: var(--white);
  margin-bottom: 0.4rem;
}
[data-theme="wetplate"] .about-role {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 0.9rem;
  color: var(--accent);
  margin-bottom: 2rem;
  letter-spacing: 0.05em;
}
[data-theme="wetplate"] .about-bio {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--text-mid);
  margin-bottom: 2.5rem;
}
[data-theme="wetplate"] .about-skills {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
[data-theme="wetplate"] .skill-item {
  display: flex;
  align-items: center;
  gap: 1rem;
}
[data-theme="wetplate"] .skill-bar {
  flex: 1;
  height: 2px;
  background: rgba(107, 157, 199, 0.12);
}
[data-theme="wetplate"] .skill-fill {
  height: 100%;
  background: var(--accent);
  transition: width 1.2s var(--transition);
}

/* Stats */
[data-theme="wetplate"] .stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-top: 100px;
  padding-top: 60px;
  border-top: 1px solid var(--border);
  text-align: center;
}
[data-theme="wetplate"] .stat-item {
  position: relative;
}
[data-theme="wetplate"] .stat-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 20%;
  height: 60%;
  width: 1px;
  background: var(--border);
}
[data-theme="wetplate"] .stat-num {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 400;
  color: var(--white);
  line-height: 1;
}
[data-theme="wetplate"] .stat-label {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-top: 8px;
}

/* Works */
[data-theme="wetplate"] .works {
  padding: 160px 0;
}
[data-theme="wetplate"] .works-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
}
[data-theme="wetplate"] .album-item {
  position: relative;
  cursor: pointer;
  overflow: hidden;
  border: 1px solid var(--border);
  padding: 12px;
  background: var(--bg-2);
  transition: transform 0.5s var(--transition);
}
[data-theme="wetplate"] .album-item:hover {
  transform: translateY(-4px);
}
[data-theme="wetplate"] .album-cover {
  width: 100%;
  aspect-ratio: 3/2;
  object-fit: cover;
  filter: sepia(0.15) saturate(0.6) contrast(1.1);
  transition: all 0.7s var(--transition);
}
[data-theme="wetplate"] .album-item:hover .album-cover {
  filter: sepia(0.05) saturate(0.85) contrast(1.15);
}
[data-theme="wetplate"] .album-info {
  padding: 1.5rem 0.5rem 0.5rem;
  text-align: center;
}
[data-theme="wetplate"] .album-info-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--white);
  letter-spacing: 0.02em;
  margin-bottom: 4px;
}
[data-theme="wetplate"] .album-info-desc {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 0.85rem;
  color: var(--text-mid);
  margin-bottom: 6px;
}
[data-theme="wetplate"] .album-info-meta {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-style: italic;
  color: var(--accent);
  letter-spacing: 0.1em;
}

/* Contact */
[data-theme="wetplate"] .contact {
  padding: 160px 0;
  text-align: center;
}
[data-theme="wetplate"] .contact-heading {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 400;
  color: var(--white);
  margin-bottom: 1.5rem;
  font-style: italic;
}
[data-theme="wetplate"] .contact-text {
  font-family: var(--font-body);
  font-weight: 300;
  font-style: italic;
  font-size: 1.1rem;
  color: var(--text-mid);
  max-width: 480px;
  margin: 0 auto 3.5rem;
  line-height: 1.8;
}
[data-theme="wetplate"] .contact-cards {
  display: flex;
  justify-content: center;
  gap: 2.5rem;
  flex-wrap: wrap;
}
[data-theme="wetplate"] .contact-card {
  border: 1px solid var(--border);
  padding: 2.5rem 2rem;
  min-width: 220px;
  text-align: center;
  background: var(--bg-2);
  transition: all 0.5s var(--transition);
}
[data-theme="wetplate"] .contact-card:hover {
  border-color: var(--accent);
  background: var(--bg-3);
}
[data-theme="wetplate"] .card-icon {
  font-size: 1.6rem;
  color: var(--accent);
  margin-bottom: 1rem;
  opacity: 0.7;
}
[data-theme="wetplate"] .card-label {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
  letter-spacing: 0.05em;
}
[data-theme="wetplate"] .card-value {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--white);
}

/* Footer */
[data-theme="wetplate"] .footer {
  padding: 50px 0;
  border-top: 1px solid var(--border);
  text-align: center;
}
[data-theme="wetplate"] .footer-logo {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.3rem;
  color: var(--text-dim);
}

/* Lightbox */
[data-theme="wetplate"] .lightbox {
  background: rgba(12, 18, 24, 0.97);
  backdrop-filter: blur(16px);
}
[data-theme="wetplate"] .lightbox-content {
  border: 1px solid var(--border);
  padding: 12px;
  background: var(--bg-2);
}
[data-theme="wetplate"] .lightbox-close,
[data-theme="wetplate"] .lightbox-prev,
[data-theme="wetplate"] .lightbox-next {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(107, 157, 199, 0.1);
  border: 1px solid var(--border);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: all 0.4s ease;
  cursor: pointer;
}
[data-theme="wetplate"] .lightbox-close:hover,
[data-theme="wetplate"] .lightbox-prev:hover,
[data-theme="wetplate"] .lightbox-next:hover {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}
[data-theme="wetplate"] .lightbox-info {
  font-family: var(--font-body);
  font-style: italic;
  color: var(--text-mid);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
}

/* Mobile */
@media (max-width: 1024px) {
  [data-theme="wetplate"] .about-grid { grid-template-columns: 1fr; gap: 60px; }
  [data-theme="wetplate"] .works-grid { grid-template-columns: 1fr; }
  [data-theme="wetplate"] .stats-grid { grid-template-columns: repeat(2, 1fr); }
  [data-theme="wetplate"] .stat-item:not(:last-child)::after { display: none; }
  [data-theme="wetplate"] .hero-social { right: 1.5rem; }
  [data-theme="wetplate"] .contact-cards { gap: 1.5rem; }
}
@media (max-width: 768px) {
  [data-theme="wetplate"] .stats-grid { grid-template-columns: 1fr 1fr; gap: 2rem 1rem; }
  [data-theme="wetplate"] .about-exp { padding: 14px 24px; }
  [data-theme="wetplate"] .exp-num { font-size: 1.8rem; }
  [data-theme="wetplate"] .about-text { padding-left: 0; }
  [data-theme="wetplate"] .hero-title { font-size: clamp(2.5rem, 10vw, 4rem); }
  [data-theme="wetplate"] .contact-cards { flex-direction: column; align-items: center; }
}


/* ============================================================
   THEME 4: STARTRAIL (星轨夜空)
   Star trail long exposure. Deep navy to black gradient,
   subtle star dust particles, cosmic feel. Astrophotography.
   ============================================================ */

[data-theme="startrail"] {
  --bg: #060a14;
  --bg-2: #0a1020;
  --bg-3: #101830;
  --bg-4: #162040;
  --text: #d8dce8;
  --text-dim: #4a5570;
  --text-mid: #7a87a0;
  --accent: #8aa4e8;
  --accent-glow: rgba(138, 164, 232, 0.45);
  --white: #eef0f8;
  --border: rgba(138, 164, 232, 0.12);
  --hero-overlay-start: rgba(6, 10, 20, 0.4);
  --hero-overlay-mid: rgba(6, 10, 20, 0.65);
  --hero-overlay-end: rgba(6, 10, 20, 0.97);
  --nav-scrolled-bg: rgba(6, 10, 20, 0.94);
  --font-display: 'Exo 2', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --transition: 0.5s cubic-bezier(0.25, 0.1, 0.25, 1);
}

[data-theme="startrail"][data-color="silver"] { --accent: #8aa4e8; --accent-glow: rgba(138, 164, 232, 0.45); --border: rgba(138, 164, 232, 0.12); }
[data-theme="startrail"][data-color="gold"] { --accent: #d4af37; --accent-glow: rgba(212, 175, 55, 0.45); --border: rgba(212, 175, 55, 0.12); }
[data-theme="startrail"][data-color="platinum"] { --accent: #c0c8d8; --accent-glow: rgba(192, 200, 216, 0.45); --border: rgba(192, 200, 216, 0.12); }

[data-theme="startrail"] .cursor-dot,
[data-theme="startrail"] .cursor-ring { display: none !important; }
[data-theme="startrail"] body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  cursor: auto;
}

/* Star dust particles background */
[data-theme="startrail"] body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(1px 1px at 20% 30%, rgba(255,255,255,0.4) 1px, transparent 0),
    radial-gradient(1px 1px at 40% 70%, rgba(255,255,255,0.3) 1px, transparent 0),
    radial-gradient(1px 1px at 50% 10%, rgba(255,255,255,0.5) 1px, transparent 0),
    radial-gradient(1px 1px at 80% 50%, rgba(255,255,255,0.35) 1px, transparent 0),
    radial-gradient(1px 1px at 90% 80%, rgba(255,255,255,0.4) 1px, transparent 0),
    radial-gradient(1px 1px at 10% 60%, rgba(255,255,255,0.3) 1px, transparent 0),
    radial-gradient(1px 1px at 60% 40%, rgba(255,255,255,0.25) 1px, transparent 0),
    radial-gradient(1px 1px at 30% 90%, rgba(255,255,255,0.35) 1px, transparent 0),
    radial-gradient(2px 2px at 70% 20%, rgba(138, 164, 232, 0.3) 1px, transparent 0);
  background-size: 200px 200px;
  pointer-events: none;
  z-index: 0;
}

/* Preloader */
[data-theme="startrail"] .preloader {
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
}
[data-theme="startrail"] .preloader-text {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.4em;
  color: var(--accent);
}
[data-theme="startrail"] .progress-bar {
  width: 100px;
  height: 1px;
  background: rgba(138, 164, 232, 0.1);
  margin-top: 2rem;
  position: relative;
}
[data-theme="startrail"] .progress-bar::after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  animation: startrailShimmer 2s ease-in-out infinite;
}
@keyframes startrailShimmer {
  0% { transform: translateX(-100%); opacity: 0; }
  50% { opacity: 1; }
  100% { transform: translateX(100%); opacity: 0; }
}

/* Navbar */
[data-theme="startrail"] .navbar {
  padding: 26px 0;
  background: transparent;
  transition: var(--transition);
}
[data-theme="startrail"] .navbar.scrolled {
  background: var(--nav-scrolled-bg);
  backdrop-filter: blur(20px);
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}
[data-theme="startrail"] .nav-logo {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--white);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
[data-theme="startrail"] .nav-link {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--text-mid);
  padding: 8px 0;
  position: relative;
}
[data-theme="startrail"] .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), transparent);
  transition: width 0.5s ease;
}
[data-theme="startrail"] .nav-link:hover {
  color: var(--accent);
}
[data-theme="startrail"] .nav-link:hover::after {
  width: 100%;
}

/* Hero */
[data-theme="startrail"] .hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
[data-theme="startrail"] .hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: brightness(0.7) contrast(1.1);
}
[data-theme="startrail"] .hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, var(--hero-overlay-start) 0%, var(--hero-overlay-mid) 50%, var(--hero-overlay-end) 100%);
}
[data-theme="startrail"] .hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 900px;
  padding: 0 2rem;
}
[data-theme="startrail"] .hero-tag {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.35em;
  color: var(--accent);
  margin-bottom: 2.5rem;
  display: inline-block;
  padding: 10px 28px;
  border: 1px solid var(--border);
  background: rgba(138, 164, 232, 0.04);
}
[data-theme="startrail"] .hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 200;
  color: var(--white);
  line-height: 1.05;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}
[data-theme="startrail"] .hero-title strong {
  font-weight: 600;
  color: var(--accent);
}
[data-theme="startrail"] .hero-tagline {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 1.05rem;
  color: var(--text-mid);
  letter-spacing: 0.06em;
  line-height: 1.75;
  max-width: 520px;
  margin: 0 auto 3rem;
}
[data-theme="startrail"] .hero-scroll {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: var(--text-dim);
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  animation: startrailFloat 4s ease-in-out infinite;
}
@keyframes startrailFloat {
  0%, 100% { transform: translateY(0); opacity: 0.5; }
  50% { transform: translateY(12px); opacity: 0.9; }
}
[data-theme="startrail"] .hero-social {
  position: absolute;
  bottom: 3rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 2rem;
  z-index: 3;
}
[data-theme="startrail"] .hero-social a {
  color: var(--text-dim);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  transition: color 0.4s ease;
}
[data-theme="startrail"] .hero-social a:hover {
  color: var(--accent);
}

/* Section Header */
[data-theme="startrail"] .section-header {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-bottom: 5rem;
}
[data-theme="startrail"] .section-num {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent);
  padding: 8px 16px;
  border: 1px solid var(--border);
}
[data-theme="startrail"] .section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  font-weight: 300;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
[data-theme="startrail"] .section-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--border), transparent);
}

/* About */
[data-theme="startrail"] .about {
  padding: 160px 0;
}
[data-theme="startrail"] .about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 100px;
  align-items: center;
}
[data-theme="startrail"] .about-image {
  position: relative;
}
[data-theme="startrail"] .about-img-wrapper {
  border-radius: 4px;
  overflow: hidden;
  position: relative;
  box-shadow: 0 0 60px rgba(138, 164, 232, 0.08);
}
[data-theme="startrail"] .about-img-wrapper::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid var(--border);
  pointer-events: none;
}
[data-theme="startrail"] .about-img-wrapper img {
  filter: brightness(0.85) contrast(1.05);
  transition: transform 0.8s var(--transition);
}
[data-theme="startrail"] .about-img-wrapper:hover img {
  transform: scale(1.04);
}
[data-theme="startrail"] .about-exp {
  position: absolute;
  top: -20px;
  right: -20px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  padding: 20px 28px;
  text-align: center;
  backdrop-filter: blur(8px);
}
[data-theme="startrail"] .exp-num {
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 300;
  color: var(--accent);
  line-height: 1;
  letter-spacing: 0.05em;
}
[data-theme="startrail"] .exp-label {
  font-family: var(--font-body);
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--text-dim);
  margin-top: 8px;
}
[data-theme="startrail"] .about-text {
  padding-right: 1rem;
}
[data-theme="startrail"] .about-name {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 300;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}
[data-theme="startrail"] .about-role {
  font-family: var(--font-body);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--accent);
  margin-bottom: 2.5rem;
}
[data-theme="startrail"] .about-bio {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--text-mid);
  margin-bottom: 2.5rem;
  letter-spacing: 0.02em;
}
[data-theme="startrail"] .about-skills {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}
[data-theme="startrail"] .skill-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
[data-theme="startrail"] .skill-bar {
  height: 1px;
  background: rgba(138, 164, 232, 0.1);
  overflow: hidden;
}
[data-theme="startrail"] .skill-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), rgba(138, 164, 232, 0.3));
  transition: width 1.2s var(--transition);
}

/* Stats */
[data-theme="startrail"] .stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 100px;
  padding-top: 60px;
  border-top: 1px solid var(--border);
}
[data-theme="startrail"] .stat-item {
  text-align: center;
  padding: 20px;
  border: 1px solid transparent;
  transition: border-color 0.4s ease;
}
[data-theme="startrail"] .stat-item:hover {
  border-color: var(--border);
}
[data-theme="startrail"] .stat-num {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 300;
  color: var(--white);
  line-height: 1;
  letter-spacing: 0.05em;
}
[data-theme="startrail"] .stat-label {
  font-family: var(--font-body);
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--text-dim);
  margin-top: 10px;
}

/* Works */
[data-theme="startrail"] .works {
  padding: 160px 0;
}
[data-theme="startrail"] .works-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
[data-theme="startrail"] .album-item {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  border-radius: 2px;
  transition: all 0.6s var(--transition);
}
[data-theme="startrail"] .album-item:hover {
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}
[data-theme="startrail"] .album-cover {
  width: 100%;
  aspect-ratio: 1/1;
  object-fit: cover;
  filter: brightness(0.8) contrast(1.05);
  transition: all 0.7s var(--transition);
}
[data-theme="startrail"] .album-item:hover .album-cover {
  transform: scale(1.06);
  filter: brightness(0.95) contrast(1.1);
}
[data-theme="startrail"] .album-info {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: rgba(6, 10, 20, 0.88);
  opacity: 0;
  transition: opacity 0.5s ease;
  text-align: center;
  padding: 2rem;
}
[data-theme="startrail"] .album-item:hover .album-info {
  opacity: 1;
}
[data-theme="startrail"] .album-info-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 300;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--white);
  margin-bottom: 6px;
}
[data-theme="startrail"] .album-info-desc {
  font-family: var(--font-body);
  font-size: 0.8rem;
  color: var(--text-mid);
  margin-bottom: 10px;
}
[data-theme="startrail"] .album-info-meta {
  font-family: var(--font-body);
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent);
  padding: 6px 14px;
  border: 1px solid var(--border);
}

/* Contact */
[data-theme="startrail"] .contact {
  padding: 160px 0;
  text-align: center;
}
[data-theme="startrail"] .contact-heading {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 200;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--white);
  margin-bottom: 1.5rem;
}
[data-theme="startrail"] .contact-text {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 1rem;
  color: var(--text-mid);
  max-width: 500px;
  margin: 0 auto 4rem;
  line-height: 1.8;
  letter-spacing: 0.03em;
}
[data-theme="startrail"] .contact-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: 900px;
  margin: 0 auto;
}
[data-theme="startrail"] .contact-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  padding: 2.5rem 1.5rem;
  text-align: center;
  transition: all 0.5s var(--transition);
}
[data-theme="startrail"] .contact-card:hover {
  border-color: rgba(138, 164, 232, 0.3);
  box-shadow: 0 0 40px rgba(138, 164, 232, 0.06);
  transform: translateY(-4px);
}
[data-theme="startrail"] .card-icon {
  font-size: 1.8rem;
  color: var(--accent);
  margin-bottom: 1.2rem;
  opacity: 0.6;
}
[data-theme="startrail"] .card-label {
  font-family: var(--font-body);
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
}
[data-theme="startrail"] .card-value {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 300;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--white);
}

/* Footer */
[data-theme="startrail"] .footer {
  padding: 50px 0;
  border-top: 1px solid var(--border);
  text-align: center;
}
[data-theme="startrail"] .footer-logo {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 300;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--text-dim);
}

/* Lightbox */
[data-theme="startrail"] .lightbox {
  background: rgba(6, 10, 20, 0.97);
  backdrop-filter: blur(24px);
}
[data-theme="startrail"] .lightbox-content {
  border-radius: 2px;
  box-shadow: 0 0 80px rgba(138, 164, 232, 0.06);
}
[data-theme="startrail"] .lightbox-close,
[data-theme="startrail"] .lightbox-prev,
[data-theme="startrail"] .lightbox-next {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(138, 164, 232, 0.08);
  border: 1px solid var(--border);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: all 0.4s ease;
  cursor: pointer;
}
[data-theme="startrail"] .lightbox-close:hover,
[data-theme="startrail"] .lightbox-prev:hover,
[data-theme="startrail"] .lightbox-next:hover {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
  box-shadow: 0 0 30px var(--accent-glow);
}
[data-theme="startrail"] .lightbox-info {
  font-family: var(--font-body);
  color: var(--text-mid);
  font-size: 0.8rem;
  letter-spacing: 0.05em;
}

/* Mobile */
@media (max-width: 1024px) {
  [data-theme="startrail"] .about-grid { grid-template-columns: 1fr; gap: 60px; }
  [data-theme="startrail"] .works-grid { grid-template-columns: repeat(2, 1fr); }
  [data-theme="startrail"] .stats-grid { grid-template-columns: repeat(2, 1fr); }
  [data-theme="startrail"] .contact-cards { grid-template-columns: 1fr; max-width: 400px; }
  [data-theme="startrail"] .hero-social { bottom: 2rem; }
}
@media (max-width: 768px) {
  [data-theme="startrail"] .works-grid { grid-template-columns: 1fr; }
  [data-theme="startrail"] .stats-grid { grid-template-columns: 1fr 1fr; gap: 1rem; }
  [data-theme="startrail"] .about-exp { right: 10px; top: -10px; padding: 14px 20px; }
  [data-theme="startrail"] .exp-num { font-size: 2rem; }
  [data-theme="startrail"] .hero-title { font-size: clamp(2.2rem, 10vw, 4rem); }
  [data-theme="startrail"] .section-header { flex-direction: column; align-items: flex-start; gap: 1rem; }
  [data-theme="startrail"] .section-line { width: 40px; }
}


/* ============================================================
   THEME 5: DOUBLEEXP (重叠幻梦)
   Double exposure portrait + nature. Ghostly overlays,
   high contrast, silhouette merging with forests/skies.
   Ethereal and poetic.
   ============================================================ */

[data-theme="doubleexp"] {
  --bg: #0d0d0d;
  --bg-2: #141414;
  --bg-3: #1c1c1c;
  --bg-4: #242424;
  --text: #e5e5e5;
  --text-dim: #5c5c5c;
  --text-mid: #888888;
  --accent: #6b8f71;
  --accent-glow: rgba(107, 143, 113, 0.4);
  --white: #f0f0f0;
  --border: rgba(107, 143, 113, 0.15);
  --hero-overlay-start: rgba(13, 13, 13, 0.35);
  --hero-overlay-mid: rgba(13, 13, 13, 0.6);
  --hero-overlay-end: rgba(13, 13, 13, 0.95);
  --nav-scrolled-bg: rgba(13, 13, 13, 0.92);
  --font-display: 'Unna', 'Georgia', serif;
  --font-body: 'Jost', system-ui, sans-serif;
  --transition: 0.7s cubic-bezier(0.23, 1, 0.32, 1);
}

[data-theme="doubleexp"][data-color="forest"] { --accent: #6b8f71; --accent-glow: rgba(107, 143, 113, 0.4); --border: rgba(107, 143, 113, 0.15); }
[data-theme="doubleexp"][data-color="sky"] { --accent: #7a9eb8; --accent-glow: rgba(122, 158, 184, 0.4); --border: rgba(122, 158, 184, 0.15); }
[data-theme="doubleexp"][data-color="ember"] { --accent: #b86b5c; --accent-glow: rgba(184, 107, 92, 0.4); --border: rgba(184, 107, 92, 0.15); }

[data-theme="doubleexp"] .cursor-dot,
[data-theme="doubleexp"] .cursor-ring { display: none !important; }
[data-theme="doubleexp"] body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  cursor: auto;
}

/* Ghostly overlay atmosphere */
[data-theme="doubleexp"] body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(107, 143, 113, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 0% 100%, rgba(122, 158, 184, 0.04) 0%, transparent 40%);
  pointer-events: none;
  z-index: 0;
  mix-blend-mode: screen;
}

/* Preloader */
[data-theme="doubleexp"] .preloader {
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
}
[data-theme="doubleexp"] .preloader-text {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-style: italic;
  color: var(--text-dim);
  letter-spacing: 0.15em;
}
[data-theme="doubleexp"] .preloader-text::after {
  content: '';
  display: block;
  width: 40px;
  height: 1px;
  background: var(--accent);
  margin: 1.5rem auto 0;
  animation: doubleexpExpand 1.5s ease-in-out infinite;
}
@keyframes doubleexpExpand {
  0%, 100% { transform: scaleX(0.5); opacity: 0.3; }
  50% { transform: scaleX(1.5); opacity: 1; }
}
[data-theme="doubleexp"] .progress-bar {
  width: 160px;
  height: 2px;
  background: rgba(107, 143, 113, 0.08);
  margin-top: 2rem;
  position: relative;
  overflow: hidden;
}
[data-theme="doubleexp"] .progress-bar::after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 60%;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  animation: doubleexpFlow 2s ease-in-out infinite;
}
@keyframes doubleexpFlow {
  0% { left: -60%; }
  100% { left: 100%; }
}

/* Navbar */
[data-theme="doubleexp"] .navbar {
  padding: 32px 0;
  background: transparent;
  transition: var(--transition);
}
[data-theme="doubleexp"] .navbar.scrolled {
  background: var(--nav-scrolled-bg);
  backdrop-filter: blur(14px);
  padding: 16px 0;
  border-bottom: 1px solid rgba(107, 143, 113, 0.08);
}
[data-theme="doubleexp"] .nav-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  font-style: italic;
  color: var(--white);
  letter-spacing: 0.02em;
}
[data-theme="doubleexp"] .nav-link {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  color: var(--text-mid);
  padding: 6px 0;
  position: relative;
}
[data-theme="doubleexp"] .nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width 0.6s cubic-bezier(0.23, 1, 0.32, 1);
}
[data-theme="doubleexp"] .nav-link:hover {
  color: var(--white);
}
[data-theme="doubleexp"] .nav-link:hover::after {
  width: 100%;
}

/* Hero */
[data-theme="doubleexp"] .hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}
[data-theme="doubleexp"] .hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: grayscale(0.3) contrast(1.2) brightness(0.7);
}
[data-theme="doubleexp"] .hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--hero-overlay-start) 0%, var(--hero-overlay-mid) 40%, var(--hero-overlay-end) 100%);
}
[data-theme="doubleexp"] .hero-content {
  position: relative;
  z-index: 2;
  max-width: 850px;
  padding: 0 3rem;
  text-align: left;
}
[data-theme="doubleexp"] .hero-tag {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  color: var(--accent);
  margin-bottom: 2rem;
  display: inline-block;
  text-transform: uppercase;
}
[data-theme="doubleexp"] .hero-title {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 9vw, 8rem);
  font-weight: 400;
  color: var(--white);
  line-height: 0.95;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
  mix-blend-mode: difference;
}
[data-theme="doubleexp"] .hero-title em {
  font-style: italic;
  font-weight: 700;
  color: var(--accent);
  mix-blend-mode: normal;
}
[data-theme="doubleexp"] .hero-tagline {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 1.1rem;
  color: var(--text-mid);
  letter-spacing: 0.04em;
  line-height: 1.8;
  max-width: 440px;
  margin-bottom: 3rem;
}
[data-theme="doubleexp"] .hero-scroll {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  color: var(--text-dim);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
[data-theme="doubleexp"] .hero-scroll::before {
  content: '';
  width: 40px;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), transparent);
}
[data-theme="doubleexp"] .hero-social {
  position: absolute;
  right: 3rem;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
  z-index: 3;
}
[data-theme="doubleexp"] .hero-social a {
  color: var(--text-dim);
  font-size: 0.8rem;
  transition: color 0.4s ease;
}
[data-theme="doubleexp"] .hero-social a:hover {
  color: var(--accent);
}

/* Section Header */
[data-theme="doubleexp"] .section-header {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 5rem;
  position: relative;
}
[data-theme="doubleexp"] .section-num {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--accent);
}
[data-theme="doubleexp"] .section-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 400;
  color: var(--white);
  line-height: 1.1;
  letter-spacing: -0.01em;
}
[data-theme="doubleexp"] .section-line {
  width: 80px;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), transparent);
  margin-top: 0.5rem;
}

/* About */
[data-theme="doubleexp"] .about {
  padding: 180px 0;
  position: relative;
}
[data-theme="doubleexp"] .about-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 120px;
  align-items: center;
}
[data-theme="doubleexp"] .about-image {
  position: relative;
}
[data-theme="doubleexp"] .about-img-wrapper {
  position: relative;
  overflow: hidden;
}
[data-theme="doubleexp"] .about-img-wrapper::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(45deg, rgba(107, 143, 113, 0.1), transparent 60%);
  z-index: 1;
  pointer-events: none;
  mix-blend-mode: overlay;
}
[data-theme="doubleexp"] .about-img-wrapper img {
  filter: grayscale(0.4) contrast(1.15) brightness(0.9);
  transition: transform 1s var(--transition);
}
[data-theme="doubleexp"] .about-img-wrapper:hover img {
  transform: scale(1.03);
}
[data-theme="doubleexp"] .about-exp {
  position: absolute;
  bottom: -25px;
  left: -25px;
  background: var(--bg-3);
  padding: 22px 32px;
  z-index: 2;
  border-left: 2px solid var(--accent);
}
[data-theme="doubleexp"] .exp-num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1;
}
[data-theme="doubleexp"] .exp-label {
  font-family: var(--font-body);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--text-dim);
  margin-top: 6px;
}
[data-theme="doubleexp"] .about-text {
  padding-left: 1rem;
}
[data-theme="doubleexp"] .about-name {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 400;
  color: var(--white);
  margin-bottom: 0.4rem;
  letter-spacing: -0.01em;
}
[data-theme="doubleexp"] .about-role {
  font-family: var(--font-body);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: 2.5rem;
  text-transform: uppercase;
}
[data-theme="doubleexp"] .about-bio {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 1.05rem;
  line-height: 1.9;
  color: var(--text-mid);
  margin-bottom: 2.5rem;
}
[data-theme="doubleexp"] .about-skills {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
[data-theme="doubleexp"] .skill-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
[data-theme="doubleexp"] .skill-bar {
  height: 3px;
  background: rgba(107, 143, 113, 0.1);
  overflow: hidden;
}
[data-theme="doubleexp"] .skill-fill {
  height: 100%;
  background: var(--accent);
  transition: width 1.2s var(--transition);
}

/* Stats */
[data-theme="doubleexp"] .stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-top: 120px;
  padding-top: 60px;
  border-top: 1px solid rgba(107, 143, 113, 0.08);
}
[data-theme="doubleexp"] .stat-item {
  text-align: left;
}
[data-theme="doubleexp"] .stat-num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 400;
  color: var(--white);
  line-height: 1;
}
[data-theme="doubleexp"] .stat-label {
  font-family: var(--font-body);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--text-dim);
  margin-top: 8px;
}

/* Works */
[data-theme="doubleexp"] .works {
  padding: 180px 0;
}
[data-theme="doubleexp"] .works-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem;
}
[data-theme="doubleexp"] .album-item {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: all 0.7s var(--transition);
}
[data-theme="doubleexp"] .album-item:nth-child(odd) {
  margin-top: 60px;
}
[data-theme="doubleexp"] .album-item:hover {
  transform: translateY(-6px);
}
[data-theme="doubleexp"] .album-cover {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  filter: grayscale(0.25) contrast(1.1);
  transition: all 0.8s var(--transition);
}
[data-theme="doubleexp"] .album-item:hover .album-cover {
  transform: scale(1.05);
  filter: grayscale(0) contrast(1.05);
}
[data-theme="doubleexp"] .album-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2.5rem;
  background: linear-gradient(transparent 0%, rgba(13, 13, 13, 0.92) 100%);
  transform: translateY(30px);
  opacity: 0;
  transition: all 0.6s var(--transition);
}
[data-theme="doubleexp"] .album-item:hover .album-info {
  transform: translateY(0);
  opacity: 1;
}
[data-theme="doubleexp"] .album-info-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 400;
  color: var(--white);
  margin-bottom: 6px;
}
[data-theme="doubleexp"] .album-info-desc {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.9rem;
  color: var(--text-mid);
  margin-bottom: 10px;
}
[data-theme="doubleexp"] .album-info-meta {
  font-family: var(--font-body);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
}

/* Contact */
[data-theme="doubleexp"] .contact {
  padding: 180px 0;
}
[data-theme="doubleexp"] .contact-heading {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 400;
  color: var(--white);
  margin-bottom: 1.5rem;
  line-height: 1.1;
}
[data-theme="doubleexp"] .contact-text {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 1.1rem;
  color: var(--text-mid);
  max-width: 480px;
  margin-bottom: 4rem;
  line-height: 1.8;
}
[data-theme="doubleexp"] .contact-cards {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}
[data-theme="doubleexp"] .contact-card {
  flex: 1;
  min-width: 260px;
  background: var(--bg-2);
  border: 1px solid rgba(107, 143, 113, 0.06);
  padding: 3rem 2rem;
  transition: all 0.6s var(--transition);
  position: relative;
  overflow: hidden;
}
[data-theme="doubleexp"] .contact-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 0;
  background: rgba(107, 143, 113, 0.04);
  transition: height 0.5s ease;
  z-index: 0;
}
[data-theme="doubleexp"] .contact-card:hover {
  border-color: var(--border);
}
[data-theme="doubleexp"] .contact-card:hover::after {
  height: 100%;
}
[data-theme="doubleexp"] .card-icon {
  font-size: 1.8rem;
  color: var(--accent);
  margin-bottom: 1.2rem;
  position: relative;
  z-index: 1;
}
[data-theme="doubleexp"] .card-label {
  font-family: var(--font-body);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
  position: relative;
  z-index: 1;
}
[data-theme="doubleexp"] .card-value {
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--white);
  position: relative;
  z-index: 1;
}

/* Footer */
[data-theme="doubleexp"] .footer {
  padding: 60px 0;
  border-top: 1px solid rgba(107, 143, 113, 0.06);
  text-align: left;
}
[data-theme="doubleexp"] .footer-logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--text-dim);
}

/* Lightbox */
[data-theme="doubleexp"] .lightbox {
  background: rgba(13, 13, 13, 0.97);
  backdrop-filter: blur(20px);
}
[data-theme="doubleexp"] .lightbox-content {
  box-shadow: 0 0 100px rgba(0, 0, 0, 0.5);
}
[data-theme="doubleexp"] .lightbox-close,
[data-theme="doubleexp"] .lightbox-prev,
[data-theme="doubleexp"] .lightbox-next {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(107, 143, 113, 0.1);
  border: 1px solid var(--border);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: all 0.4s ease;
  cursor: pointer;
}
[data-theme="doubleexp"] .lightbox-close:hover,
[data-theme="doubleexp"] .lightbox-prev:hover,
[data-theme="doubleexp"] .lightbox-next:hover {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
  transform: scale(1.1);
}
[data-theme="doubleexp"] .lightbox-info {
  font-family: var(--font-body);
  color: var(--text-mid);
  font-size: 0.85rem;
  letter-spacing: 0.03em;
}

/* Mobile */
@media (max-width: 1024px) {
  [data-theme="doubleexp"] .about-grid { grid-template-columns: 1fr; gap: 60px; }
  [data-theme="doubleexp"] .works-grid { grid-template-columns: 1fr; gap: 2rem; }
  [data-theme="doubleexp"] .album-item:nth-child(odd) { margin-top: 0; }
  [data-theme="doubleexp"] .stats-grid { grid-template-columns: repeat(2, 1fr); }
  [data-theme="doubleexp"] .contact-cards { flex-direction: column; }
  [data-theme="doubleexp"] .hero-social { right: 1.5rem; }
  [data-theme="doubleexp"] .hero-content { padding: 0 2rem; }
}
@media (max-width: 768px) {
  [data-theme="doubleexp"] .stats-grid { grid-template-columns: 1fr 1fr; gap: 2rem 1rem; }
  [data-theme="doubleexp"] .about-exp { left: 10px; bottom: -15px; padding: 16px 24px; }
  [data-theme="doubleexp"] .exp-num { font-size: 2.2rem; }
  [data-theme="doubleexp"] .hero-title { font-size: clamp(2.8rem, 11vw, 5rem); }
  [data-theme="doubleexp"] .contact-heading { font-size: clamp(2rem, 8vw, 3rem); }
  [data-theme="doubleexp"] .about-name { font-size: 2.2rem; }
  [data-theme="doubleexp"] .footer { text-align: center; }
}