/* 隔壁的美艳人妻 · 酒红丝绒 cinema-lounge 视觉方向 */
/* 主色: #140f16 #24162a #4b233f #b84d6d #f0b45a #f7ead8 */
html { scroll-behavior: smooth; }
body {
  font-family: 'Noto Sans SC', system-ui, sans-serif;
  background: #140f16;
  color: #f8f1eb;
}
.heading-display {
  font-family: 'Noto Sans SC', system-ui, sans-serif;
  font-weight: 900;
  letter-spacing: .08em;
}
.velvet-grid {
  background-image:
    linear-gradient(to right, rgba(240,180,90,0.08) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(184,77,109,0.08) 1px, transparent 1px);
  background-size: 32px 32px;
}
.velvet-haze {
  background:
    radial-gradient(circle at 20% 20%, rgba(184,77,109,0.36), transparent 42%),
    radial-gradient(circle at 80% 35%, rgba(240,180,90,0.22), transparent 36%),
    radial-gradient(circle at 55% 75%, rgba(75,35,63,0.4), transparent 38%);
}
.velvet-stripe {
  background: repeating-linear-gradient(135deg, #f0b45a 0 9px, #4b233f 9px 18px);
}
.btn-velvet {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #ffd289 0%, #f0b45a 45%, #d78938 100%);
  color: #140f16;
  font-weight: 900;
  border: 2px solid #f4c777;
  box-shadow: 0 16px 36px -16px rgba(240,180,90,.72), inset 0 1px 0 rgba(255,255,255,.4);
  transition: transform .18s ease, filter .2s ease, box-shadow .2s ease;
}
.btn-velvet:hover {
  transform: translateY(-2px);
  filter: brightness(1.04);
  box-shadow: 0 24px 44px -18px rgba(240,180,90,.8), inset 0 1px 0 rgba(255,255,255,.45);
}
.btn-velvet:active { transform: translateY(0); }
.btn-velvet::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 34%;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,.85), transparent);
  filter: blur(3px);
  animation: shine 2.4s linear infinite;
  pointer-events: none;
}
.btn-outline {
  background: rgba(20,15,22,.7);
  color: #f8f1eb;
  border: 1.5px solid rgba(240,180,90,.45);
  backdrop-filter: blur(8px);
}
.btn-outline:hover {
  border-color: #f0b45a;
  color: #f0b45a;
}
.panel-dark {
  background: linear-gradient(180deg, rgba(36,22,42,.95), rgba(20,15,22,.98));
  border: 1px solid rgba(240,180,90,.16);
  box-shadow: 0 18px 42px -28px rgba(0,0,0,.9);
}
.panel-light {
  background: #f7ead8;
  border: 1px solid #edd9bf;
  color: #2f2230;
  box-shadow: 0 16px 32px -24px rgba(20,15,22,.3);
}
.nav-link { position: relative; color: #f3ddcf; }
.nav-link::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -6px;
  height: 2px;
  background: linear-gradient(90deg, #f0b45a, #b84d6d);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .25s ease;
}
.nav-link:hover::after, .nav-link.active::after { transform: scaleX(1); }
.nav-link:hover, .nav-link.active { color: #f0b45a; }
.hero-badge {
  border-left: 3px solid #f0b45a;
  background: linear-gradient(90deg, rgba(184,77,109,.28), rgba(20,15,22,.55));
}
.stat-chip {
  background: rgba(20,15,22,.76);
  border: 1px solid rgba(240,180,90,.28);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.04);
}
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.show {
  opacity: 1;
  transform: translateY(0);
}
.lb-overlay { background: rgba(12,8,13,.95); }
.lb-img { max-height: 86vh; max-width: 92vw; object-fit: contain; }
details > summary { list-style: none; cursor: pointer; }
details > summary::-webkit-details-marker { display: none; }
.acc-icon { transition: transform .25s ease; }
details[open] .acc-icon { transform: rotate(45deg); }
#mobileMenu { transition: max-height .3s ease; max-height: 0; overflow: hidden; }
#mobileMenu.open { max-height: 520px; }
#siteHeader {
  background: rgba(20,15,22,.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
[data-gallery-filter] {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(240,180,90,.18);
}
[data-gallery-filter].is-active {
  background: #f0b45a;
  color: #140f16;
  border-color: #f0b45a;
  font-weight: 900;
}
table.toc-table th, table.toc-table td {
  border: 1px solid #d8c4ae;
  padding: .7rem .85rem;
}
table.toc-table thead th {
  background: #4b233f;
  color: #f7ead8;
  text-align: left;
  font-weight: 900;
}
table.toc-table tbody tr:nth-child(even) { background: #fff8ef; }
.toc a.active { color: #b84d6d; border-color: #b84d6d; }
.feature-card:hover,
.lift-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 44px -28px rgba(20,15,22,.74);
}
.feature-card,
.lift-card {
  transition: transform .2s ease, box-shadow .2s ease;
}
.hero-scrim-left {
  background: linear-gradient(110deg,
    rgba(20,15,22,1) 0%,
    rgba(20,15,22,.97) 40%,
    rgba(20,15,22,.74) 68%,
    rgba(20,15,22,.3) 84%,
    transparent 100%);
}
.hero-text-panel {
  background: rgba(20,15,22,.88);
  border: 1px solid rgba(240,180,90,.12);
  box-shadow: 0 30px 60px -30px rgba(0,0,0,.9);
}
.hero-title,
.hero-lead,
.hero-meta {
  text-shadow: 0 2px 18px rgba(0,0,0,.74);
}
.floating-ring {
  box-shadow: 0 0 0 1px rgba(240,180,90,.14), inset 0 0 0 1px rgba(255,255,255,.05);
}
.texture-dots {
  background-image: radial-gradient(rgba(184,77,109,0.16) 1px, transparent 1px);
  background-size: 18px 18px;
}
@keyframes shine {
  0% { transform: translateX(-120%) skewX(-20deg); }
  100% { transform: translateX(220%) skewX(-20deg); }
}
@media (max-width: 1023px) {
  .hero-scrim-left {
    background: linear-gradient(180deg,
      rgba(20,15,22,.97) 0%,
      rgba(20,15,22,.9) 55%,
      rgba(20,15,22,.72) 100%);
  }
  .hero-text-panel { background: rgba(20,15,22,.94); }
}