/* ============================================================
   主题 N10 · 晚霞流光 (Sunset Glow)
   深褐夜底缀橙·粉·紫晚霞渐变流动，温暖浪漫如黄昏影像集
   ============================================================ */
:root{
  --c-bg:#1a0e0a;
  --c-bg-grad:radial-gradient(circle at 18% 14%,rgba(255,107,107,.22),transparent 45%),
              radial-gradient(circle at 50% 18%,rgba(255,165,0,.16),transparent 45%),
              radial-gradient(circle at 82% 22%,rgba(192,132,252,.14),transparent 45%),
              radial-gradient(circle at 50% 95%,rgba(255,107,107,.12),transparent 50%),
              linear-gradient(165deg,#1a0e0a,#241612);
  --c-surface:rgba(46,30,24,.72);
  --c-surface-2:rgba(60,40,32,.60);
  --c-text:#fff3ea;
  --c-muted:#c8a890;
  --c-accent:#ff6b6b;
  --c-accent-2:#ffa500;
  --c-on-accent:#1a0e0a;
  --c-border:rgba(255,107,107,.18);
  --font-display:'Georgia','Songti SC',serif;
  --hero-grad:linear-gradient(115deg,#ff6b6b,#ffa500 45%,#c084fc);
  --nav-bg:rgba(26,14,10,.60);
  --nav-blur:blur(18px);
  --shadow:0 22px 55px rgba(255,107,107,.30);
  --radius:18px;
}
/* 晚霞渐变流动层 —— 橙粉紫光带缓缓位移 */
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(65% 50% at 20% 10%,rgba(255,165,0,.20),transparent 70%),
    radial-gradient(60% 45% at 48% 6%,rgba(255,107,107,.18),transparent 70%),
    radial-gradient(60% 45% at 78% 12%,rgba(192,132,252,.16),transparent 70%);
  filter:blur(8px);
  animation:sunsetFlow 18s ease-in-out infinite alternate;
}
@keyframes sunsetFlow{
  0%{transform:translate3d(-3%,0,0) scale(1.04);opacity:.85}
  50%{transform:translate3d(1%,-1%,0) scale(1.10);opacity:1}
  100%{transform:translate3d(3%,-2%,0) scale(1.08);opacity:.9}
}
/* 标题：橙粉紫渐变流光 */
.hero h1{font-weight:400;letter-spacing:-1px}
.hero h1 .grad{
  background:linear-gradient(115deg,#ff6b6b,#ffa500 35%,#ff8e8e 60%,#c084fc);
  background-size:220% auto;-webkit-background-clip:text;background-clip:text;color:transparent;
  font-weight:800;animation:sunsetShimmer 7s linear infinite;
}
@keyframes sunsetShimmer{to{background-position:220% center}}
/* 玻璃质感卡片 */
.album-card{backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid rgba(255,107,107,.20)}
.album-card:hover{box-shadow:0 0 0 1px rgba(255,165,0,.45),0 34px 70px rgba(255,107,107,.40);border-color:rgba(255,165,0,.50);transform:translateY(-6px)}
.album-info{background:rgba(40,24,18,.50)}
.album-info h3{font-weight:600}
.album-badge{background:linear-gradient(115deg,#ff6b6b,#ffa500);color:#1a0e0a;border:none}
.album-meta{border-top-color:rgba(255,107,107,.14)}
.album-meta .view{color:#ffa500}
.section-head .kicker{background:linear-gradient(115deg,#ff6b6b,#ffa500);-webkit-background-clip:text;background-clip:text;color:transparent;letter-spacing:5px}
.about-visual{background:linear-gradient(135deg,#7c2820,#ff6b6b 40%,#ffa500 70%,#c084fc);background-size:200% auto;animation:sunsetShimmer 9s linear infinite;box-shadow:0 0 60px rgba(255,107,107,.40)}
.eyebrow{background:linear-gradient(115deg,#ff6b6b,#ffa500) !important;color:#1a0e0a !important;letter-spacing:3px}
.btn.primary{background:linear-gradient(115deg,#ff6b6b,#ffa500);color:#1a0e0a;box-shadow:0 12px 30px rgba(255,107,107,.45)}
.btn.ghost{background:rgba(255,255,255,.05);color:#fff3ea;border-color:rgba(255,107,107,.22)}
.divider{background:linear-gradient(115deg,#ff6b6b,#ffa500)}
.footer{background:#0e0704;border-top:1px solid rgba(255,107,107,.10)}
.logo-mark{box-shadow:0 6px 24px rgba(255,107,107,.55)}
.nav-menu a:hover{color:#ffa500;background:rgba(255,107,107,.10)}
.ts-swatch.ts-sunset2{background:linear-gradient(135deg,#ff6b6b,#ffa500,#c084fc)}
.shape.s1{background:#ff6b6b !important;opacity:.22 !important}
.shape.s2{background:#ffa500 !important;opacity:.20 !important}