:root {
    --wall: #161310;
    --wall-deep: #0e0c09;
    --frame: #2c251c;
    --frame-hover: #c9a45c;
    --mat: #0f0d0a;
    --ink: #ece4d3;
    --ink-dim: #9a8f7d;
    --accent: #c9a45c;
    --radius: 2px;
  }

  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }

  html {
    scroll-behavior: smooth;
  }

  body {
    background: var(--wall);
    color: var(--ink);
    font-family: 'Noto Sans SC', 'Microsoft YaHei', 'PingFang SC', sans-serif;
    font-weight: 300;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
  }

  .serif {
    font-family: 'Noto Serif SC', 'Songti SC', 'SimSun', serif;
  }

  /* ===== Hero ===== */
  .hero {
    position: relative;
    min-height: 82vh;
    display: flex;
    align-items: flex-end;
    overflow: hidden;
  }

  .hero-media {
    position: absolute;
    inset: 0;
  }

  .hero-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    filter: saturate(0.96);
  }

  .hero-shade {
    position: absolute;
    inset: 0;
    background:
      linear-gradient(180deg, rgba(14, 12, 9, 0.18) 0%, rgba(14, 12, 9, 0.42) 55%, rgba(14, 12, 9, 0.88) 100%);
  }

  .hero-content {
    position: relative;
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 32px 72px;
  }

  .hero-kicker {
    font-family: 'Noto Serif SC', 'Songti SC', 'SimSun', serif;
    font-style: italic;
    font-size: 14px;
    letter-spacing: 0.22em;
    color: var(--accent);
    margin-bottom: 18px;
  }

  .hero-title {
    font-family: 'Noto Serif SC', 'Songti SC', 'SimSun', serif;
    font-weight: 700;
    font-size: clamp(44px, 7vw, 84px);
    line-height: 1.12;
    letter-spacing: 0.04em;
    margin-bottom: 14px;
    animation: rise 0.9s ease-out both;
  }

  .hero-sub {
    font-size: 16px;
    color: var(--ink-dim);
    letter-spacing: 0.06em;
    animation: rise 0.9s ease-out 0.12s both;
  }

  .hero-meta {
    margin-top: 26px;
    font-size: 13px;
    letter-spacing: 0.18em;
    color: var(--ink);
    opacity: 0.75;
    animation: rise 0.9s ease-out 0.24s both;
  }

  @keyframes rise {
    from { opacity: 0; transform: translateY(22px); }
    to { opacity: 1; transform: translateY(0); }
  }

  /* ===== Gallery ===== */
  .gallery {
    max-width: 1180px;
    margin: 0 auto;
    padding: 72px 32px 96px;
  }

  .gallery-head {
    display: flex;
    align-items: baseline;
    gap: 18px;
    margin-bottom: 44px;
    border-bottom: 1px solid var(--frame);
    padding-bottom: 18px;
  }

  .gallery-head h2 {
    font-family: 'Noto Serif SC', 'Songti SC', 'SimSun', serif;
    font-weight: 600;
    font-size: 28px;
    letter-spacing: 0.08em;
  }

  .gallery-head p {
    font-size: 13px;
    letter-spacing: 0.14em;
    color: var(--ink-dim);
  }

  .gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px 32px;
  }

  .work {
    cursor: zoom-in;
    transition: transform 0.35s ease;
  }

  .work.span2 {
    grid-column: span 2;
  }

  .work:hover {
    transform: translateY(-5px);
  }

  .frame {
    background: var(--mat);
    padding: 10px;
    border: 1px solid var(--frame);
    border-radius: var(--radius);
    transition: border-color 0.35s ease, box-shadow 0.35s ease;
  }

  .work:hover .frame {
    border-color: var(--frame-hover);
    box-shadow: 0 18px 44px rgba(0, 0, 0, 0.45);
  }

  .frame img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    aspect-ratio: 4 / 3;
    border-radius: var(--radius);
  }

  figcaption {
    padding-top: 16px;
    display: grid;
    gap: 2px;
  }

  .num {
    font-family: 'Noto Serif SC', 'Songti SC', 'SimSun', serif;
    font-style: italic;
    font-size: 12px;
    letter-spacing: 0.24em;
    color: var(--accent);
  }

  .title {
    font-family: 'Noto Serif SC', 'Songti SC', 'SimSun', serif;
    font-weight: 600;
    font-size: 19px;
    letter-spacing: 0.1em;
  }

  .note {
    font-size: 13px;
    color: var(--ink-dim);
    margin-top: 4px;
  }

  /* ===== Footer ===== */
  footer {
    border-top: 1px solid var(--frame);
    padding: 34px 32px 60px;
    text-align: center;
    font-size: 12px;
    letter-spacing: 0.2em;
    color: var(--ink-dim);
  }

  /* ===== Lightbox ===== */
  .lightbox {
    position: fixed;
    inset: 0;
    background: rgba(10, 8, 6, 0.94);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 22px;
    padding: 40px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.28s ease, visibility 0.28s ease;
    z-index: 100;
  }

  .lightbox.open {
    opacity: 1;
    visibility: visible;
  }

  .lb-figure {
    max-width: min(1120px, 100%);
    max-height: calc(100vh - 160px);
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .lb-figure img {
    max-width: 100%;
    max-height: calc(100vh - 160px);
    object-fit: contain;
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.6);
  }

  .lb-caption {
    text-align: center;
  }

  .lb-caption .lb-num {
    font-family: 'Noto Serif SC', 'Songti SC', 'SimSun', serif;
    font-style: italic;
    font-size: 12px;
    letter-spacing: 0.24em;
    color: var(--accent);
    display: block;
    margin-bottom: 6px;
  }

  .lb-caption .lb-title {
    font-family: 'Noto Serif SC', 'Songti SC', 'SimSun', serif;
    font-weight: 600;
    font-size: 22px;
    letter-spacing: 0.12em;
  }

  .lb-close {
    position: absolute;
    top: 24px;
    right: 28px;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid rgba(201, 164, 92, 0.5);
    border-radius: 50%;
    cursor: pointer;
    transition: background 0.25s ease;
  }

  .lb-close:hover {
    background: rgba(201, 164, 92, 0.16);
  }

  .lb-close svg {
    width: 18px;
    height: 18px;
    stroke: var(--accent);
  }

  @media (max-width: 900px) {
    .gallery-grid {
      grid-template-columns: repeat(2, 1fr);
      gap: 32px 24px;
    }
    .hero-content {
      padding-bottom: 56px;
    }
  }

  @media (max-width: 560px) {
    .gallery-grid {
      grid-template-columns: 1fr;
    }
    .work.span2 {
      grid-column: span 1;
    }
    .gallery {
      padding: 56px 20px 72px;
    }
    .hero-content {
      padding: 0 20px 48px;
    }
    .lb-close {
      top: 16px;
      right: 16px;
    }
  }

  @media (prefers-reduced-motion: reduce) {
    html {
      scroll-behavior: auto;
    }
    .hero-title,
    .hero-sub,
    .hero-meta {
      animation: none;
    }
    .work {
      transition: none;
    }
  }