:root {
  color-scheme: light;
  --bg: #f5f7f2;
  --bg-strong: #e5ecdf;
  --surface: #fffdf8;
  --surface-soft: #f0f7ee;
  --text: #24261f;
  --muted: #68715f;
  --line: rgba(39, 35, 29, 0.13);
  --accent: #26726d;
  --accent-strong: #17524e;
  --warm: #d45a3c;
  --gold: #f0b94b;
  --sky: #3d87d6;
  --shadow: 0 18px 42px rgba(39, 35, 29, 0.14);
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #151a18;
  --bg-strong: #202923;
  --surface: #20241f;
  --surface-soft: #27322a;
  --text: #f7f3ea;
  --muted: #c0c9b7;
  --line: rgba(244, 239, 230, 0.15);
  --accent: #77c7bb;
  --accent-strong: #9fe0d6;
  --warm: #f18460;
  --gold: #f0bf54;
  --sky: #70aee9;
  --shadow: 0 18px 42px rgba(0, 0, 0, 0.36);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    linear-gradient(180deg, rgba(255, 253, 248, 0.58), transparent 20rem),
    radial-gradient(circle at 18% 8%, color-mix(in srgb, var(--gold) 18%, transparent), transparent 22rem),
    radial-gradient(circle at 84% 16%, color-mix(in srgb, var(--sky) 16%, transparent), transparent 24rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  letter-spacing: 0;
}

button,
input {
  font: inherit;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem clamp(1rem, 4vw, 3rem);
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  min-width: 8rem;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 2.45rem;
  height: 2.45rem;
  border-radius: 50%;
  background: var(--accent);
  color: #fffdf8;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.brand-text {
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 700;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  min-width: 0;
}

.search-box {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  width: min(24rem, 50vw);
  min-height: 2.7rem;
  padding: 0 0.8rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  box-shadow: 0 10px 24px rgba(39, 35, 29, 0.07);
}

.search-box svg {
  width: 1.05rem;
  height: 1.05rem;
  color: var(--muted);
  flex: 0 0 auto;
}

.search-box input {
  width: 100%;
  min-width: 0;
  border: 0;
  outline: 0;
  color: var(--text);
  background: transparent;
}

.search-box input::placeholder {
  color: color-mix(in srgb, var(--muted) 78%, transparent);
}

.icon-button {
  display: inline-grid;
  place-items: center;
  width: 2.7rem;
  height: 2.7rem;
  flex: 0 0 auto;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 50%;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.icon-button:hover {
  transform: translateY(-1px);
  background: var(--surface-soft);
  border-color: color-mix(in srgb, var(--accent) 50%, var(--line));
}

.icon-button svg {
  width: 1.15rem;
  height: 1.15rem;
}

main {
  width: min(1360px, calc(100% - 2rem));
  margin: 0 auto;
  padding: clamp(0.9rem, 2.4vw, 1.8rem) 0 3.5rem;
}

.intro-grid {
  display: grid;
  grid-template-columns: minmax(20rem, 0.86fr) minmax(24rem, 1.14fr);
  gap: clamp(0.9rem, 2vw, 1.5rem);
  align-items: stretch;
  min-height: min(71vh, 44rem);
  margin-bottom: 1rem;
}

.intro-copy {
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr);
  flex-direction: column;
  gap: clamp(0.9rem, 2vw, 1.25rem);
  min-height: 0;
  padding: clamp(1rem, 2.8vw, 2rem);
  overflow: hidden;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--surface) 94%, transparent), color-mix(in srgb, var(--surface-soft) 86%, transparent));
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  box-shadow: 0 12px 34px rgba(39, 35, 29, 0.1);
}

.hero-title-block {
  align-self: end;
}

.eyebrow {
  margin: 0 0 0.65rem;
  color: var(--warm);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  max-width: 10ch;
  color: var(--text);
  font-size: clamp(3rem, 5.4vw, 5.6rem);
  line-height: 0.95;
  letter-spacing: 0;
}

.lead {
  max-width: 30rem;
  margin: 0.95rem 0 0;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.8;
}

.hero-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.65rem;
}

.hero-stat {
  display: grid;
  gap: 0.18rem;
  min-width: 0;
  padding: 0.78rem 0.85rem;
  background: color-mix(in srgb, var(--surface) 82%, var(--sky) 8%);
  border: 1px solid var(--line);
  border-radius: 0.5rem;
}

.hero-stat strong {
  overflow: hidden;
  color: var(--accent-strong);
  font-size: clamp(1.15rem, 2vw, 1.55rem);
  line-height: 1;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.hero-stat span:last-child {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
}

.hero-mini-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-auto-rows: minmax(0, 1fr);
  gap: 0.75rem;
  min-height: 0;
}

.hero-mini-card {
  position: relative;
  min-width: 0;
  min-height: 7rem;
  overflow: hidden;
  color: #fffdf8;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--surface-soft) 82%, var(--gold) 18%), color-mix(in srgb, var(--surface) 78%, var(--sky) 22%));
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  cursor: pointer;
  box-shadow: 0 10px 24px rgba(39, 35, 29, 0.12);
}

.hero-mini-card img,
.hero-mini-card video {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: transform 280ms ease;
}

.hero-mini-card img.is-loaded,
.hero-mini-card video.is-loaded {
  opacity: 1;
}

.hero-mini-card:hover img,
.hero-mini-card:hover video,
.hero-mini-card:focus-visible img,
.hero-mini-card:focus-visible video {
  transform: scale(1.04);
}

.hero-mini-card:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--sky) 70%, #fffdf8);
  outline-offset: 2px;
}

.hero-mini-card span {
  position: absolute;
  z-index: 2;
  right: 0.55rem;
  bottom: 0.5rem;
  left: 0.55rem;
  overflow: hidden;
  padding: 0.3rem 0.45rem;
  background: rgba(21, 20, 18, 0.54);
  border: 1px solid rgba(255, 253, 248, 0.2);
  border-radius: 999px;
  backdrop-filter: blur(8px);
  font-size: 0.78rem;
  font-weight: 800;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.feature-photo {
  position: relative;
  min-height: 0;
  margin: 0;
  overflow: hidden;
  border-radius: 0.5rem;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--surface-soft) 76%, var(--gold) 24%), color-mix(in srgb, var(--surface) 72%, var(--sky) 28%));
  box-shadow: var(--shadow);
}

.feature-photo::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(21, 20, 18, 0.18), rgba(21, 20, 18, 0.24)),
    var(--feature-bg, none) center / cover;
  filter: blur(24px) saturate(1.08);
  transform: scale(1.08);
  opacity: 0.72;
}

.feature-photo img,
.feature-photo video {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  min-height: min(71vh, 44rem);
  display: block;
  object-fit: contain;
  opacity: 0;
  transition: opacity 360ms ease;
}

.feature-photo img.is-loaded,
.feature-photo video.is-loaded {
  opacity: 1;
}

.feature-photo figcaption {
  position: absolute;
  z-index: 2;
  right: 1rem;
  bottom: 1rem;
  left: 1rem;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  color: #fffdf8;
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.45);
}

.feature-title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 800;
}

.feature-meta {
  margin: 0.2rem 0 0;
  color: rgba(255, 253, 248, 0.82);
  font-size: 0.9rem;
}

.feature-chip {
  flex: 0 0 auto;
  padding: 0.45rem 0.65rem;
  border: 1px solid rgba(255, 253, 248, 0.38);
  border-radius: 999px;
  background: rgba(29, 27, 24, 0.35);
  backdrop-filter: blur(10px);
  font-size: 0.82rem;
  font-weight: 700;
}

.feature-actions {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  flex: 0 0 auto;
}

.feature-nav {
  display: inline-grid;
  place-items: center;
  width: 2.1rem;
  height: 2.1rem;
  color: #fffdf8;
  background: rgba(29, 27, 24, 0.35);
  border: 1px solid rgba(255, 253, 248, 0.32);
  border-radius: 50%;
  backdrop-filter: blur(10px);
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease;
}

.feature-nav:hover {
  transform: translateY(-1px);
  background: rgba(29, 27, 24, 0.52);
}

.feature-nav svg {
  width: 1rem;
  height: 1rem;
}

.toolbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: center;
  padding: 1rem 0 1.2rem;
}

.filter-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.filter-button {
  min-height: 2.35rem;
  padding: 0 0.85rem;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 999px;
  cursor: pointer;
  transition: background 160ms ease, color 160ms ease, border-color 160ms ease;
}

.filter-button[aria-pressed="true"] {
  color: #fffdf8;
  background: var(--accent);
  border-color: var(--accent);
}

.stats-strip {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  color: var(--muted);
  font-size: 0.88rem;
  white-space: nowrap;
}

.stat strong {
  color: var(--text);
  font-size: 1rem;
}

.gallery-section {
  min-height: 22rem;
}

.gallery {
  column-count: 3;
  column-gap: 1rem;
}

.photo-card {
  display: inline-block;
  width: 100%;
  margin: 0 0 1rem;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  break-inside: avoid;
  cursor: zoom-in;
  box-shadow: 0 10px 28px rgba(39, 35, 29, 0.08);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.photo-card:hover,
.photo-card:focus-visible {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--accent) 45%, var(--line));
  box-shadow: var(--shadow);
  outline: none;
}

.photo-media {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: var(--ratio, 4 / 5);
  overflow: hidden;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--bg-strong) 88%, var(--gold) 12%), color-mix(in srgb, var(--surface-soft) 82%, var(--sky) 18%));
}

.photo-media img,
.photo-media video {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  opacity: 0;
  transition: opacity 360ms ease, transform 380ms ease;
}

.photo-media img.is-loaded,
.photo-media video.is-loaded {
  opacity: 1;
}

.media-loading {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  background:
    linear-gradient(110deg, transparent 0%, rgba(255, 253, 248, 0.34) 42%, transparent 72%),
    linear-gradient(135deg, color-mix(in srgb, var(--surface-soft) 82%, var(--gold) 18%), color-mix(in srgb, var(--surface) 76%, var(--sky) 24%));
  background-size: 220% 100%, 100% 100%;
  animation: mediaPulse 1.35s ease-in-out infinite;
}

.feature-photo.is-loaded .media-loading,
.hero-mini-card.is-loaded .media-loading,
.photo-media.is-loaded .media-loading {
  display: none;
}

@keyframes mediaPulse {
  from {
    background-position: 180% 0, center;
  }
  to {
    background-position: -60% 0, center;
  }
}

.photo-card:hover img,
.photo-card:hover video {
  transform: scale(1.035);
}

.media-badge {
  position: absolute;
  right: 0.65rem;
  bottom: 0.65rem;
  display: inline-grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  color: #fffdf8;
  background: rgba(21, 20, 18, 0.58);
  border: 1px solid rgba(255, 253, 248, 0.24);
  border-radius: 50%;
  backdrop-filter: blur(8px);
}

.media-badge svg {
  width: 1rem;
  height: 1rem;
}

.photo-info {
  padding: 0.8rem 0.85rem 0.9rem;
}

.photo-info h2 {
  margin: 0;
  color: var(--text);
  font-size: 1rem;
  line-height: 1.35;
}

.photo-info p {
  margin: 0.32rem 0 0;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.55;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.7rem;
}

.tag {
  padding: 0.22rem 0.48rem;
  color: color-mix(in srgb, var(--accent) 76%, var(--text));
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  border-radius: 999px;
  font-size: 0.74rem;
  font-weight: 700;
}

.empty-state {
  margin: 4rem auto;
  color: var(--muted);
  text-align: center;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: none;
  place-items: center;
  padding: 1.2rem;
}

.lightbox.is-open {
  display: grid;
}

.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(14, 13, 12, 0.78);
}

.lightbox-panel {
  position: relative;
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  width: min(1120px, 100%);
  max-height: min(88vh, 820px);
  margin: 0;
  overflow: hidden;
  background: #151412;
  border: 1px solid rgba(255, 253, 248, 0.16);
  border-radius: 0.5rem;
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.45);
}

.lightbox-media {
  display: grid;
  min-height: 0;
  background: #11100f;
}

.lightbox-media img,
.lightbox-media video {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 0;
  object-fit: contain;
  background: #11100f;
}

.lightbox-media video {
  max-height: 100%;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: absolute;
  z-index: 2;
  color: #fffdf8;
  background: rgba(21, 20, 18, 0.66);
  border-color: rgba(255, 253, 248, 0.18);
  backdrop-filter: blur(8px);
}

.lightbox-close {
  top: 0.8rem;
  right: 0.8rem;
}

.lightbox-prev,
.lightbox-next {
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-prev:hover,
.lightbox-next:hover {
  transform: translateY(-50%) scale(1.02);
}

.lightbox-prev {
  left: 0.8rem;
}

.lightbox-next {
  right: 0.8rem;
}

.lightbox-caption {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem;
  color: #fffdf8;
  background: #1f1d1a;
}

.caption-meta {
  margin: 0 0 0.2rem;
  color: rgba(255, 253, 248, 0.64);
  font-size: 0.83rem;
}

.lightbox-caption h2 {
  margin: 0;
  font-size: 1.12rem;
  line-height: 1.3;
}

.lightbox-caption p:last-child {
  margin: 0.3rem 0 0;
  color: rgba(255, 253, 248, 0.72);
  line-height: 1.55;
}

.download-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 2.4rem;
  padding: 0 0.75rem;
  color: #fffdf8;
  text-decoration: none;
  border: 1px solid rgba(255, 253, 248, 0.18);
  border-radius: 999px;
  white-space: nowrap;
}

.download-link svg {
  width: 1rem;
  height: 1rem;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 2rem 1rem 2.5rem;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.music-player {
  position: fixed;
  right: clamp(0.75rem, 2vw, 1.4rem);
  bottom: clamp(0.75rem, 2vw, 1.4rem);
  z-index: 30;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.8rem;
  width: min(22rem, calc(100vw - 1.5rem));
  padding: 0.72rem 0.78rem 0.72rem 0.9rem;
  color: var(--text);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--surface) 90%, var(--gold) 10%), color-mix(in srgb, var(--surface) 86%, var(--sky) 14%));
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.music-info {
  min-width: 0;
}

.music-label {
  margin: 0;
  color: var(--warm);
  font-size: 0.72rem;
  font-weight: 800;
}

.music-title {
  margin: 0.16rem 0 0;
  overflow: hidden;
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 800;
  line-height: 1.25;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.music-controls {
  display: inline-flex;
  align-items: center;
  gap: 0.36rem;
}

.music-button {
  display: inline-grid;
  place-items: center;
  width: 2.35rem;
  height: 2.35rem;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 50%;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.music-button:hover {
  transform: translateY(-1px);
  background: var(--surface-soft);
  border-color: color-mix(in srgb, var(--accent) 46%, var(--line));
}

.music-button svg {
  width: 1.05rem;
  height: 1.05rem;
}

.music-play {
  color: #fffdf8;
  background: var(--sky);
  border-color: var(--sky);
}

.music-player.is-playing .music-play {
  background: var(--warm);
  border-color: var(--warm);
}

.music-player.is-error .music-title {
  color: var(--warm);
}

@media (max-width: 900px) {
  .intro-grid {
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .intro-copy {
    min-height: 0;
  }

  h1 {
    font-size: 3.2rem;
  }

  .feature-photo,
  .feature-photo img,
  .feature-photo video {
    min-height: 18rem;
  }

  .hero-mini-grid {
    grid-auto-rows: 10rem;
  }

  .toolbar {
    grid-template-columns: 1fr;
  }

  .stats-strip {
    white-space: normal;
  }

  .gallery {
    column-count: 2;
  }
}

@media (max-width: 620px) {
  .site-header {
    align-items: stretch;
    flex-direction: column;
  }

  .header-actions {
    width: 100%;
  }

  .search-box {
    width: 100%;
  }

  main {
    width: min(100% - 1rem, 1180px);
  }

  h1 {
    font-size: 2.55rem;
  }

  .intro-copy {
    padding: 1rem;
  }

  .hero-summary {
    grid-template-columns: 1fr 1fr;
  }

  .hero-stat:last-child {
    grid-column: 1 / -1;
  }

  .hero-mini-grid {
    grid-template-columns: 1fr 1fr;
    grid-auto-rows: 8rem;
  }

  .feature-photo figcaption,
  .lightbox-caption {
    align-items: start;
    flex-direction: column;
  }

  .feature-actions {
    flex-wrap: wrap;
  }

  .gallery {
    column-count: 1;
  }

  .lightbox {
    padding: 0;
  }

  .lightbox-panel {
    width: 100%;
    max-height: 100vh;
    min-height: 100vh;
    border-radius: 0;
  }

  .lightbox-prev,
  .lightbox-next {
    top: auto;
    bottom: 6.25rem;
  }

  .music-player {
    grid-template-columns: 1fr;
    gap: 0.58rem;
  }

  .music-controls {
    justify-content: space-between;
  }
}