:root {
  --bg: #121510;
  --bg-elevated: #1a1f16;
  --bg-soft: #22291c;
  --ink: #f3eee4;
  --ink-muted: #b7b0a2;
  --ink-dim: #7d776c;
  --accent: #d4a017;
  --accent-soft: #e8c56a;
  --leaf: #c45a1a;
  --line: rgba(243, 238, 228, 0.12);
  --radius: 2px;
  --font-display: "ZCOOL QingKe HuangYou", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --max: 1120px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--ink);
  background:
    radial-gradient(ellipse 80% 50% at 20% -10%, rgba(212, 160, 23, 0.14), transparent 55%),
    radial-gradient(ellipse 60% 40% at 90% 10%, rgba(196, 90, 26, 0.12), transparent 50%),
    linear-gradient(180deg, #161a12 0%, var(--bg) 40%, #0e110c 100%);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--accent-soft);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

a:hover {
  color: #fff;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--accent);
  color: #111;
  padding: 0.5rem 1rem;
  z-index: 100;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(14px);
  background: rgba(18, 21, 16, 0.78);
  border-bottom: 1px solid var(--line);
}

.nav {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0.9rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  font-family: var(--font-display);
  font-size: 1.55rem;
  letter-spacing: 0.08em;
  color: var(--ink);
  line-height: 1;
}

.brand span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.1rem;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.92rem;
}

.nav-links a {
  color: var(--ink-muted);
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--ink);
}

.hero {
  position: relative;
  min-height: min(92vh, 860px);
  display: grid;
  align-items: end;
  overflow: hidden;
}

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

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.04);
  animation: heroDrift 18s var(--ease) infinite alternate;
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(18, 21, 16, 0.35) 0%, rgba(18, 21, 16, 0.55) 42%, rgba(18, 21, 16, 0.96) 100%),
    linear-gradient(90deg, rgba(18, 21, 16, 0.7) 0%, transparent 55%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: var(--max);
  width: 100%;
  margin: 0 auto;
  padding: 5.5rem 1.25rem 4rem;
  animation: riseIn 0.9s var(--ease) both;
}

.hero-brand {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 8vw, 5.2rem);
  line-height: 0.95;
  letter-spacing: 0.06em;
  margin: 0 0 1rem;
  text-shadow: 0 8px 40px rgba(0, 0, 0, 0.45);
}

.hero-brand em {
  font-style: normal;
  color: var(--accent);
}

.hero h1 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.2rem, 2.4vw, 1.65rem);
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--ink);
}

.hero p {
  max-width: 34rem;
  margin: 0 0 1.75rem;
  color: var(--ink-muted);
  font-size: 1.02rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.65rem 1.35rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.95rem;
  cursor: pointer;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease), border-color 0.25s var(--ease);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--accent);
  color: #1a1408;
  font-weight: 600;
}

.btn-primary:hover {
  background: var(--accent-soft);
  color: #1a1408;
}

.btn-ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--ink);
}

.btn-ghost:hover {
  border-color: var(--accent-soft);
  color: #fff;
}

.section {
  max-width: var(--max);
  margin: 0 auto;
  padding: 3.5rem 1.25rem;
}

.section-head {
  margin-bottom: 1.75rem;
  animation: riseIn 0.7s var(--ease) both;
}

.section-head h2 {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.3rem);
  letter-spacing: 0.06em;
  font-weight: 400;
}

.section-head p {
  margin: 0;
  max-width: 40rem;
  color: var(--ink-muted);
}

.notice {
  margin: 0 auto 0.5rem;
  max-width: var(--max);
  padding: 0 1.25rem;
}

.notice-inner {
  padding: 1rem 1.15rem;
  background: var(--bg-soft);
  border-left: 3px solid var(--accent);
  color: var(--ink-muted);
  font-size: 0.92rem;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 0.9rem;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  aspect-ratio: 3 / 4;
  cursor: zoom-in;
  animation: riseIn 0.7s var(--ease) both;
}

.gallery-item:nth-child(1) { animation-delay: 0.05s; }
.gallery-item:nth-child(2) { animation-delay: 0.1s; }
.gallery-item:nth-child(3) { animation-delay: 0.15s; }
.gallery-item:nth-child(4) { animation-delay: 0.2s; }
.gallery-item:nth-child(5) { animation-delay: 0.25s; }
.gallery-item:nth-child(6) { animation-delay: 0.3s; }
.gallery-item:nth-child(7) { animation-delay: 0.35s; }
.gallery-item:nth-child(8) { animation-delay: 0.4s; }

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.55s var(--ease);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.page-hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: 3.25rem 1.25rem 1.25rem;
}

.page-hero h1 {
  margin: 0 0 0.65rem;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  letter-spacing: 0.06em;
  font-weight: 400;
}

.page-hero p {
  margin: 0;
  color: var(--ink-muted);
  max-width: 40rem;
}

.prose {
  max-width: var(--max);
  margin: 0 auto;
  padding: 1rem 1.25rem 3.5rem;
}

.prose-panel {
  background: rgba(26, 31, 22, 0.72);
  border: 1px solid var(--line);
  padding: 1.5rem 1.35rem;
}

.prose h2 {
  margin: 1.75rem 0 0.65rem;
  font-size: 1.15rem;
  color: var(--accent-soft);
  font-weight: 600;
}

.prose h2:first-child {
  margin-top: 0;
}

.prose p,
.prose li {
  color: var(--ink-muted);
}

.prose ul {
  padding-left: 1.2rem;
}

.contact-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  margin-top: 1.25rem;
}

.contact-item {
  padding: 1.1rem 1rem;
  background: var(--bg-soft);
  border: 1px solid var(--line);
}

.contact-item strong {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--ink);
  font-weight: 600;
}

.contact-item span,
.contact-item a {
  color: var(--ink-muted);
  font-size: 0.95rem;
}

.site-footer {
  margin-top: 2rem;
  border-top: 1px solid var(--line);
  background: #0c0e0a;
  padding: 2rem 1.25rem 2.4rem;
  text-align: center;
}

.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem 1.25rem;
  margin-bottom: 1.1rem;
  font-size: 0.9rem;
}

.footer-nav a {
  color: var(--ink-muted);
}

.footer-meta {
  color: var(--ink-dim);
  font-size: 0.86rem;
  margin: 0 0 0.85rem;
}

.beian-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.65rem 1.25rem;
  font-size: 0.88rem;
}

.beian-row a {
  color: var(--ink-muted);
}

.beian-row a:hover {
  color: var(--ink);
}

.police-beian {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.police-beian img {
  width: 16px;
  height: 16px;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  background: rgba(6, 8, 5, 0.92);
}

.lightbox.is-open {
  display: flex;
  animation: fadeIn 0.25s var(--ease);
}

.lightbox img {
  max-width: min(960px, 100%);
  max-height: 86vh;
  object-fit: contain;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  width: 2.5rem;
  height: 2.5rem;
  font-size: 1.4rem;
  cursor: pointer;
}

@keyframes riseIn {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes heroDrift {
  from { transform: scale(1.04) translate3d(0, 0, 0); }
  to { transform: scale(1.1) translate3d(-1.5%, -1%, 0); }
}

@media (max-width: 720px) {
  .nav {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-content {
    padding-top: 4.5rem;
  }

  .gallery {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.55rem;
  }

  }