@import url('https://fonts.googleapis.com/css2?family=Inter:ital,wght@0,400;0,500;0,600;0,700;0,800;1,400&family=JetBrains+Mono:wght@400&family=Playfair+Display:ital@1&display=swap');

:root{
  --plum:#56228b;
  --clay:#8b4513;
  --ink:#1f1726;
  --ink-2:#191220;
  --paper:#f6f1ea;
  --dim:rgba(246,241,234,.66);
  --line:rgba(246,241,234,.15);
  --glass:rgba(246,241,234,.055);
  --r:4px;
  --wrap:1180px;
}

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

html{
  scroll-behavior:smooth;
  -webkit-text-size-adjust:100%;
}

body{
  margin:0;
  font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:17px;
  line-height:1.68;
  color:var(--paper);
  background:var(--ink);
  overflow-x:hidden;
  position:relative;
}

body::before{
  content:"";
  position:fixed;
  inset:-20vh -10vw auto -10vw;
  height:78vh;
  background:
    radial-gradient(38% 48% at 18% 28%, rgba(86,34,139,.62), transparent 68%),
    radial-gradient(34% 44% at 82% 18%, rgba(139,69,19,.5), transparent 70%),
    radial-gradient(30% 38% at 58% 78%, rgba(86,34,139,.34), transparent 74%);
  filter:blur(38px);
  border-radius:42% 58% 37% 63% / 54% 41% 59% 46%;
  pointer-events:none;
  z-index:0;
}

body::after{
  content:"";
  position:fixed;
  inset:0;
  background-image:radial-gradient(rgba(246,241,234,.11) 1px, transparent 1px);
  background-size:26px 26px;
  opacity:.34;
  pointer-events:none;
  z-index:0;
}

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

a{color:#e2c9ff;text-decoration:none;transition:color .25s ease}

a:hover{color:#fff}

h1,h2,h3{
  font-family:"Playfair Display",Georgia,"Songti SC",serif;
  font-style:italic;
  font-weight:400;
  letter-spacing:.01em;
}

h2{
  font-size:clamp(22px,3vw,31px);
  line-height:1.32;
  margin:0 0 14px;
}

h2>span{
  position:relative;
  display:inline-block;
  padding-bottom:6px;
}

h2>span>span{position:relative;z-index:1}

h2>span::after{
  content:"";
  position:absolute;
  left:-2px;
  right:-2px;
  bottom:0;
  height:9px;
  background:linear-gradient(90deg,rgba(139,69,19,.72),rgba(86,34,139,.52));
  border-radius:12px 5px 13px 6px;
  z-index:0;
}

/* ---------- 顶栏 ---------- */

.top{
  position:sticky;
  top:0;
  z-index:40;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 16px;
  padding:10px clamp(12px,3.4vw,38px);
  background:rgba(25,18,32,.74);
  backdrop-filter:blur(16px) saturate(1.2);
  -webkit-backdrop-filter:blur(16px) saturate(1.2);
  border-bottom:1px solid var(--line);
}

.brand{
  display:inline-flex;
  align-items:center;
  gap:9px;
  min-height:44px;
  font-family:"Playfair Display",Georgia,serif;
  font-style:italic;
  font-size:18px;
  color:var(--paper);
  white-space:nowrap;
}

.brand:hover{color:#fff}

.dot{
  width:15px;
  height:15px;
  flex:0 0 auto;
  border-radius:62% 38% 57% 43% / 45% 58% 42% 55%;
  background:linear-gradient(140deg,var(--plum),var(--clay));
  box-shadow:0 0 0 3px rgba(86,34,139,.2);
}

.nav{flex:1 1 auto;min-width:0}

.nav p{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:2px;
  margin:0;
}

.nav a{
  display:inline-flex;
  align-items:center;
  min-height:44px;
  padding:0 11px;
  font-size:16px;
  color:var(--dim);
  border-radius:20px 7px 20px 8px;
}

.nav a:hover{
  color:#fff;
  background:rgba(246,241,234,.09);
}

.chip{
  display:inline-flex;
  align-items:center;
  min-height:44px;
  padding:0 20px;
  font-size:16px;
  font-weight:600;
  color:var(--paper);
  background:linear-gradient(135deg,var(--plum),rgba(139,69,19,.92));
  border-radius:24px 9px 24px 10px;
  box-shadow:0 8px 20px -12px rgba(86,34,139,.9);
}

.chip:hover{color:#fff;transform:translateY(-1px)}

/* ---------- 首屏 ---------- */

.hero{
  position:relative;
  z-index:1;
  min-height:70vh;
  display:grid;
  grid-template-columns:minmax(0,.92fr) minmax(0,1.7fr) minmax(0,.92fr);
  align-items:center;
  gap:clamp(12px,2.6vw,34px);
  padding:clamp(26px,5vw,64px) clamp(12px,3.4vw,38px);
  max-width:var(--wrap);
  margin:0 auto;
}

.hero-copy{text-align:center}

.hero-copy h1{
  margin:0;
  font-size:clamp(33px,5.6vw,63px);
  line-height:1.1;
  text-shadow:0 18px 46px rgba(0,0,0,.5);
  overflow-wrap:break-word;
}

.hero-fig{
  margin:0;
  aspect-ratio:3/4;
  background:linear-gradient(155deg,rgba(86,34,139,.55),rgba(139,69,19,.4));
  border:1px solid rgba(246,241,234,.22);
  overflow:hidden;
  box-shadow:0 26px 60px -34px rgba(0,0,0,.95);
}

.hero-fig .shot{
  width:100%;
  height:100%;
  object-fit:cover;
}

.fig-a{
  border-radius:34px 62px 26px 54px;
  margin-top:-5vh;
}

.fig-b{
  border-radius:58px 26px 50px 30px;
  margin-top:5vh;
}

/* ---------- 主体 ---------- */

.stage{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:minmax(0,1fr) 288px;
  gap:clamp(18px,3.4vw,44px);
  align-items:start;
  max-width:var(--wrap);
  margin:0 auto;
  padding:0 clamp(12px,3.4vw,38px) clamp(30px,5vw,58px);
}

.prose{min-width:0}

.prose>div{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r);
  padding:clamp(20px,3.2vw,34px);
  margin-bottom:clamp(14px,2.4vw,22px);
  backdrop-filter:blur(11px);
  -webkit-backdrop-filter:blur(11px);
  scroll-margin-top:104px;
}

.prose h3{
  font-size:clamp(19px,2.2vw,23px);
  margin:24px 0 10px;
}

.prose p{margin:0 0 14px}

.prose ul,.prose ol{margin:0 0 14px;padding-left:22px}

.prose li{margin-bottom:8px}

.prose strong{color:#fff}

.prose blockquote{
  margin:18px 0;
  padding:12px 18px;
  border-left:3px solid rgba(139,69,19,.8);
  border-radius:0 14px 16px 0;
  background:rgba(139,69,19,.14);
}

.prose figure,.prose aside{
  margin:18px 0;
  border-radius:18px 4px 20px 5px;
  overflow:hidden;
}

.prose figure img{width:100%;height:auto}

.prose a{border-bottom:1px solid rgba(226,201,255,.4)}

/* ---------- 侧栏 ---------- */

.stage-side{
  position:sticky;
  top:96px;
  padding:18px 16px;
  background:rgba(246,241,234,.075);
  border:1px solid var(--line);
  border-radius:var(--r);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:0 20px 44px -34px rgba(0,0,0,.9);
}

.side-h{font-size:21px;margin-bottom:14px}

.side-links{
  display:flex;
  flex-direction:column;
  gap:2px;
}

.side-links a{
  display:flex;
  align-items:center;
  min-height:40px;
  padding:6px 10px;
  font-size:16px;
  color:var(--dim);
  border-radius:16px 6px 16px 6px;
  border-left:2px solid transparent;
}

.side-links a:hover{
  color:#fff;
  background:rgba(246,241,234,.09);
  border-left-color:var(--clay);
}

/* ---------- 页脚 ---------- */

.foot{
  position:relative;
  z-index:1;
  margin-top:24px;
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(86,34,139,.24),rgba(25,18,32,0) 62%),var(--ink-2);
  display:grid;
  grid-template-columns:1.5fr .85fr .85fr;
  gap:clamp(20px,3.6vw,44px);
  padding:clamp(30px,5vw,60px) clamp(12px,3.4vw,38px) 22px;
}

.giant{
  margin:0;
  font-family:"Playfair Display",Georgia,serif;
  font-style:italic;
  font-size:clamp(28px,5.4vw,56px);
  line-height:1.06;
  letter-spacing:-.01em;
  background:linear-gradient(120deg,#fff 10%,#d3a8ff 55%,#e5b48a 95%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  overflow-wrap:break-word;
}

.foot-col h2{font-size:19px;margin-bottom:12px}

.foot-links{
  display:flex;
  flex-direction:column;
  gap:2px;
}

.foot-links a{
  display:inline-flex;
  align-items:center;
  min-height:40px;
  padding:5px 0;
  font-size:16px;
  color:var(--dim);
}

.foot-links a:hover{color:#fff}

.foot-base{
  grid-column:1/-1;
  margin-top:6px;
  padding-top:18px;
  border-top:1px solid var(--line);
  text-align:center;
}

.cr{margin:0 0 6px;font-size:16px}

.note{
  margin:0;
  font-size:16px;
  color:var(--dim);
}

.sep{margin:0 8px;opacity:.6}

.note a{
  display:inline-flex;
  align-items:center;
  min-height:40px;
  padding:0 4px;
  color:var(--paper);
}

.note a:hover{color:#fff}

/* ---------- 动效 ---------- */

html.js .reveal{
  opacity:0;
  transform:translateY(22px);
}

html.js .reveal.in{
  opacity:1;
  transform:none;
  transition:opacity .66s ease,transform .66s cubic-bezier(.22,.7,.28,1);
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  html.js .reveal{opacity:1;transform:none;transition:none}
}

/* ---------- 断点 ---------- */

@media (max-width:960px){
  .stage{grid-template-columns:minmax(0,1fr)}
  .stage-side{position:static;order:2}
  .hero{
    grid-template-columns:minmax(0,1fr);
    min-height:0;
    gap:16px;
    padding-top:22px;
  }
  .hero-copy{order:-1}
  .hero-copy h1{font-size:clamp(30px,7.6vw,44px)}
  .hero-fig{
    aspect-ratio:16/9;
    margin-top:0;
    border-radius:26px 40px 24px 36px;
  }
  .fig-b{display:none}
  .foot{grid-template-columns:minmax(0,1fr)}
  .foot-base{grid-column:auto}
}

@media (max-width:560px){
  body{font-size:16px}
  .top{padding:8px 12px;gap:8px}
  .brand{font-size:17px}
  .chip{padding:0 15px;font-size:15px}
  .nav a{padding:0 9px;font-size:15px}
  .giant{font-size:clamp(26px,8.4vw,38px)}
  .prose>div{padding:18px 15px}
}

button[aria-expanded]{min-width:44px;min-height:44px}