/*
 * 创世秩序 · 深渊秘法赛博视觉体系
 * 主色: #0c1420 背景 | #00d4aa 秘法青 accent | #7b61ff 奥术紫辅色 | #ffb347 CTA 暖杏 | #e6f2f0 正文
 */
html { scroll-behavior: smooth; }
body {
  font-family: 'Noto Sans SC', system-ui, sans-serif;
  background: #0c1420;
  color: #e6f2f0;
}
.heading-display {
  font-family: 'Noto Sans SC', system-ui, sans-serif;
  letter-spacing: .04em;
  font-weight: 900;
}
.mist-grid {
  background-image:
    linear-gradient(to right, rgba(0,212,170,0.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(123,97,255,0.06) 1px, transparent 1px);
  background-size: 30px 30px;
}
.badge-stripe {
  background: repeating-linear-gradient(135deg, #00d4aa 0 10px, #152030 10px 20px);
}
.btn-gold {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #ffd699 0%, #ffb347 45%, #e8942a 100%);
  color: #0c1420;
  font-weight: 900;
  border: 2px solid #c47a1a;
  box-shadow: 0 12px 28px -10px rgba(255,179,71,0.55), inset 0 1px 0 rgba(255,255,255,0.45);
  transition: transform .15s ease, filter .2s ease;
}
.btn-gold:hover { transform: translateY(-2px); filter: brightness(1.06); }
.btn-gold:active { transform: translateY(0); }
.btn-gold::after {
  content: "";
  position: absolute;
  top: 0; bottom: 0; left: 0; width: 35%;
  background: linear-gradient(120deg, transparent 0%, rgba(255,255,255,0.75) 50%, transparent 100%);
  filter: blur(3px);
  animation: shine 2.4s linear infinite;
  pointer-events: none;
}
@keyframes shine {
  0% { transform: translateX(-120%) skewX(-20deg); }
  100% { transform: translateX(220%) skewX(-20deg); }
}
.btn-outline {
  background: rgba(12,20,32,0.78);
  color: #e6f2f0;
  border: 1.5px solid rgba(0,212,170,0.45);
  backdrop-filter: blur(6px);
}
.btn-outline:hover {
  border-color: #7b61ff;
  color: #a8ffe8;
  background: rgba(21,32,48,0.92);
}
.panel-dark { background: #152030; border: 1px solid rgba(0,212,170,0.22); }
.panel-light { background: #f0faf8; border: 1px solid #c8ebe4; color: #152030; }
.nav-link { position: relative; color: #9cb8b0; }
.nav-link::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -6px;
  height: 2px;
  background: #00d4aa;
  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: #a8ffe8; }
.lb-overlay { background: rgba(6,10,16,0.94); }
.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; }
details[open] .acc-icon { transform: rotate(45deg); }
.acc-icon { transition: transform .25s ease; }
.stat-chip {
  background: rgba(21,32,48,0.85);
  border: 1px solid rgba(0,212,170,0.28);
}
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.show { opacity: 1; transform: translateY(0); }
#mobileMenu { transition: max-height .3s ease; max-height: 0; overflow: hidden; }
#mobileMenu.open { max-height: 480px; }
#siteHeader {
  background-color: rgba(12,20,32,0.97) !important;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
[data-gallery-filter] { background: rgba(255,255,255,.04); border:1px solid rgba(0,212,170,.25); }
[data-gallery-filter].is-active { background: #00d4aa; color:#0c1420; border-color:#7b61ff; font-weight:900; }
table.toc-table th, table.toc-table td { border:1px solid #b8e8dc; padding:.6rem .8rem; }
table.toc-table thead th { background:#152030; color:#ffb347; font-weight:900; text-align:left; }
table.toc-table tbody tr:nth-child(even) { background:#f0faf8; }
.toc a.active { color:#00d4aa; border-color:#7b61ff; }
.neon-line {
  height: 2px;
  background: linear-gradient(90deg, transparent, #7b61ff, #00d4aa, transparent);
}
.hero-badge {
  border-left: 3px solid #00d4aa;
  background: linear-gradient(90deg, rgba(123,97,255,0.22), rgba(12,20,32,0.65));
}
#hero { -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
#hero .hero-text-panel {
  background: rgba(12, 20, 32, 0.94);
  border: 1px solid rgba(0, 212, 170, 0.25);
  box-shadow: 0 24px 48px -24px rgba(0, 0, 0, 0.85);
}
#hero .hero-title {
  color: #f0faf8;
  text-shadow: 0 2px 24px rgba(0, 0, 0, 0.9);
}
#hero .hero-subtitle {
  color: #ffb347;
  text-shadow: 0 1px 16px rgba(0, 0, 0, 0.85);
}
#hero .hero-lead {
  color: #c8e8e0;
  text-shadow: 0 1px 12px rgba(0, 0, 0, 0.75);
}
#hero .hero-scrim-left {
  background: linear-gradient(105deg,
    rgba(12, 20, 32, 1) 0%,
    rgba(12, 20, 32, 0.98) 42%,
    rgba(12, 20, 32, 0.72) 62%,
    rgba(12, 20, 32, 0.35) 78%,
    transparent 100%);
}
#hero .stat-chip {
  background: rgba(21, 32, 48, 0.98);
  border: 1px solid rgba(0, 212, 170, 0.35);
}
.shadow-panel {
  box-shadow: 0 1px 0 rgba(0,212,170,0.12), 0 12px 32px -16px rgba(12,20,32,0.9);
}
@media (max-width: 1023px) {
  #hero .hero-scrim-left {
    background: linear-gradient(180deg,
      rgba(12, 20, 32, 0.97) 0%,
      rgba(12, 20, 32, 0.92) 55%,
      rgba(12, 20, 32, 0.75) 100%);
  }
  #hero .hero-text-panel { background: rgba(12, 20, 32, 0.97); }
}