:root{
  --ink:#1f1726;
  --plum:#56228b;
  --clay:#8b4513;
  --moss:#6f8f5a;
  --text:#ece5f2;
  --muted:#b9aac7;
  --card:#2a2035;
  --card-2:#241b2e;
  --line:rgba(236,229,242,.14);
  --pin:128px;
  --maxw:1160px;
  --r:28px;
  --cond:'Barlow Condensed','Barlow','Noto Sans SC',system-ui,sans-serif;
  --sans:'Barlow',-apple-system,BlinkMacSystemFont,'PingFang SC','Noto Sans SC','Microsoft YaHei',sans-serif;
  --shadow:0 22px 46px -30px rgba(0,0,0,.85);
}
@media (max-width:760px){
  :root{ --pin:196px; --r:22px; }
}
*,*::before,*::after{ box-sizing:border-box; }
html{
  scroll-behavior:smooth;
  -webkit-text-size-adjust:100%;
}
body{
  margin:0;
  font-family:var(--sans);
  font-size:17px;
  line-height:1.75;
  color:var(--text);
  background:
    radial-gradient(700px 540px at 10% -8%, rgba(86,34,139,.46), transparent 66%),
    radial-gradient(620px 470px at 94% 12%, rgba(139,69,19,.32), transparent 68%),
    radial-gradient(900px 720px at 46% 106%, rgba(111,143,90,.20), transparent 72%),
    var(--ink);
  background-attachment:fixed;
}
img{ max-width:100%; height:auto; display:block; }
a{ color:var(--text); }
:focus-visible{ outline:2px solid var(--moss); outline-offset:3px; }
h1,h2,h3{ font-family:var(--cond); letter-spacing:.01em; line-height:1.1; margin:0 0 .5em; }
p{ margin:0 0 1em; }

/* 顶栏：品牌独占一行，菜单平铺 */
.topbar{
  position:sticky;
  top:0;
  z-index:60;
  background:linear-gradient(180deg, rgba(31,23,38,.96), rgba(31,23,38,.84));
  backdrop-filter:blur(9px);
  border-bottom:1px solid var(--line);
}
.brandrow{
  display:flex;
  justify-content:center;
  padding:12px 20px 6px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  text-decoration:none;
  padding:4px 8px;
  min-height:40px;
  border-radius:14px;
}
.brand-mark{ width:32px; height:32px; border-radius:10px; object-fit:cover; }
.brand-name{
  font-family:var(--cond);
  font-size:clamp(22px,4.6vw,28px);
  font-weight:600;
  letter-spacing:.12em;
  background:linear-gradient(92deg,#e6d6f7,var(--muted) 46%,#d8b491);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.menurod{
  display:flex;
  align-items:center;
  gap:2px;
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 14px 10px;
  overflow-x:auto;
  scrollbar-width:none;
}
.menurod::-webkit-scrollbar{ display:none; }
.menurod a{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  min-height:44px;
  padding:8px 12px;
  font-family:var(--cond);
  font-size:18px;
  letter-spacing:.05em;
  text-decoration:none;
  color:var(--muted);
  border-radius:999px;
  transition:color .2s, background .25s;
}
.menurod a:hover{ color:#fff; background:rgba(86,34,139,.42); }
.menurod .cta{
  margin-left:auto;
  padding:8px 20px;
  color:#fff;
  background:linear-gradient(96deg, var(--plum), var(--clay));
  box-shadow:0 12px 24px -14px rgba(139,69,19,.9);
}
.menurod .cta:hover{ background:linear-gradient(96deg,#6a2ba6,#a3541a); }
@media (max-width:820px){
  .menurod{ flex-wrap:wrap; overflow:visible; gap:4px 2px; justify-content:center; }
  .menurod .cta{ margin-left:0; }
}

/* Hero */
.hero{
  position:relative;
  min-height:70vh;
  display:grid;
  align-items:center;
  justify-items:center;
  padding:56px 22px 150px;
  text-align:center;
  overflow:hidden;
  border-radius:0 0 38% 38% / 0 0 92px 92px;
  background:linear-gradient(152deg,#3a1a5e,#6b3a1c 62%,#2a2035);
}
.hero-media{ position:absolute; inset:0; }
.hero-media img{ width:100%; height:100%; object-fit:cover; object-position:center 32%; }
.hero::after{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, rgba(31,23,38,.34), rgba(31,23,38,.88));
}
.hero-inner{
  position:relative;
  z-index:2;
  max-width:720px;
}
.kicker{
  font-family:var(--cond);
  font-size:16px;
  letter-spacing:.24em;
  color:#dcbfa4;
  margin-bottom:14px;
}
.hero h1{
  font-size:clamp(34px,7.4vw,66px);
  font-weight:700;
  letter-spacing:.01em;
  margin:0 0 .4em;
  text-shadow:0 16px 40px rgba(0,0,0,.55);
}
.hero-lead{
  font-size:clamp(16px,2.4vw,19px);
  color:#d9cee4;
  max-width:52ch;
  margin:0 auto 26px;
}
.hero-cta{
  display:inline-flex;
  align-items:center;
  min-height:48px;
  padding:12px 30px;
  border-radius:999px;
  font-family:var(--cond);
  font-size:19px;
  letter-spacing:.08em;
  text-decoration:none;
  color:#fff;
  background:linear-gradient(96deg,var(--plum),var(--clay));
  box-shadow:0 18px 34px -18px rgba(0,0,0,.9);
  transition:transform .22s, box-shadow .22s;
}
.hero-cta:hover{ transform:translateY(-2px); box-shadow:0 24px 40px -18px rgba(0,0,0,.95); }
.hero-band{
  position:absolute;
  left:0; right:0; bottom:40px;
  z-index:2;
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:14px;
  padding:18px 24px 20px;
  background:linear-gradient(96deg, rgba(86,34,139,.92), rgba(139,69,19,.88));
  clip-path:polygon(0 22%, 100% 0, 100% 100%, 0 100%);
}
.band-cell{ text-align:center; color:#fdf9ff; }
.band-cell b{
  display:block;
  font-family:var(--cond);
  font-size:17px;
  letter-spacing:.14em;
  margin-bottom:2px;
}
.band-cell span{ font-size:13px; line-height:1.45; color:#f0e4f7; display:block; }
@media (max-width:620px){
  .hero{ padding-bottom:168px; }
  .hero-band{ gap:8px; padding:16px 12px 18px; bottom:36px; }
  .band-cell b{ font-size:15px; }
  .band-cell span{ font-size:12px; }
}

/* 正文两栏 */
.wrap{
  max-width:var(--maxw);
  margin:0 auto;
  padding:44px 22px 0;
  display:grid;
  grid-template-columns:minmax(0,1fr) 292px;
  gap:38px;
  align-items:start;
}
.doc{ grid-column:1; min-width:0; }
.doc-eyebrow{
  font-family:var(--cond);
  font-size:15px;
  letter-spacing:.14em;
  color:var(--moss);
  margin-bottom:18px;
}
.prose{ min-width:0; }
.prose div{
  scroll-margin-top:var(--pin);
  background:linear-gradient(178deg, var(--card), var(--card-2));
  border:1px solid var(--line);
  border-radius:var(--r) var(--r) var(--r) 12px;
  padding:30px 28px 22px;
  box-shadow:var(--shadow);
  transition:transform .3s ease, box-shadow .3s ease;
}
.prose div + div{ margin-top:26px; }
.prose div:hover{ transform:translateY(-3px); box-shadow:0 30px 54px -30px rgba(0,0,0,.9); }
.prose h2{
  font-size:clamp(24px,3.6vw,32px);
  font-weight:600;
  color:#fff;
}
.prose h2::before{
  content:'';
  display:block;
  width:56px;
  height:6px;
  margin-bottom:14px;
  border-radius:999px;
  background:linear-gradient(90deg,var(--plum),var(--clay),var(--moss));
}
.prose h3{ font-size:20px; color:#e3d3f2; margin-top:1.4em; }
.prose p{ color:#ded4e8; }
.prose a{ color:#d5b7ee; text-decoration-color:rgba(213,183,238,.5); }
.prose a:hover{ color:#fff; }
.prose ul,.prose ol{ padding-left:1.25em; margin:0 0 1.1em; }
.prose li{ margin-bottom:.5em; }
.prose strong{ color:#fff; }
.prose blockquote{
  margin:1.2em 0;
  padding:14px 20px;
  border-left:5px solid var(--plum);
  border-radius:0 18px 18px 0;
  background:rgba(86,34,139,.16);
  color:#e6dcf1;
}
.prose blockquote p:last-child{ margin-bottom:0; }
.prose img{ border-radius:18px; margin:1.2em 0; }

/* 右侧目录 */
.rail{
  grid-column:2;
  position:sticky;
  top:calc(var(--pin) - 44px);
  background:linear-gradient(182deg, rgba(42,32,53,.95), rgba(36,27,46,.95));
  border:1px solid var(--line);
  border-radius:24px 24px 12px 24px;
  padding:22px 20px;
  box-shadow:var(--shadow);
}
.rail h2{ font-size:24px; font-weight:600; margin-bottom:.25em; }
.rail .subtitle{
  font-size:15px;
  color:var(--muted);
  margin-bottom:16px;
}
.rail-list{ list-style:none; margin:0 0 16px; padding:0; }
.rail-list a{
  display:flex;
  align-items:center;
  gap:10px;
  min-height:42px;
  padding:7px 8px;
  border-radius:12px;
  text-decoration:none;
  color:#dcd0e8;
  font-size:16px;
  transition:background .2s, color .2s, transform .2s;
}
.rail-list a:hover{ background:rgba(86,34,139,.4); color:#fff; transform:translateX(3px); }
.rail-n{
  font-family:var(--cond);
  font-size:14px;
  letter-spacing:.08em;
  color:#c9a87f;
  min-width:2ch;
}
.rail-note{
  margin:0;
  font-size:14px;
  line-height:1.55;
  color:var(--muted);
  border-top:1px dashed var(--line);
  padding-top:12px;
}
@media (max-width:1000px){
  .wrap{ grid-template-columns:minmax(0,1fr); gap:30px; }
  .doc,.rail{ grid-column:1; }
  .rail{ position:static; border-radius:24px; }
}

/* 页脚三栏 */
.foot{
  margin-top:84px;
  padding:52px max(22px, calc((100% - var(--maxw)) / 2)) 0;
  background:linear-gradient(180deg, rgba(86,34,139,.20), rgba(23,15,30,.96));
  border-top:1px solid var(--line);
  border-radius:56px 56px 0 0;
  display:grid;
  gap:34px;
}
@media (min-width:840px){
  .foot{ grid-template-columns:1.5fr 1fr .8fr; align-items:start; }
}
.foot-mega{
  font-family:var(--cond);
  font-size:clamp(40px,11vw,102px);
  font-weight:700;
  line-height:.9;
  letter-spacing:.02em;
  margin:0 0 14px;
  background:linear-gradient(96deg,#f0e3fb,var(--plum) 52%,var(--clay));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.foot-tag{ font-size:16px; color:var(--muted); max-width:38ch; margin:0; }
.foot-map dl{ margin:0; display:grid; gap:2px; }
.foot-map dt{
  font-family:var(--cond);
  font-size:15px;
  letter-spacing:.2em;
  color:#c9a87f;
  margin:10px 0 4px;
}
.foot-map dt:first-child{ margin-top:0; }
.foot-map dd{ margin:0; }
.foot-map a{
  display:flex;
  align-items:center;
  min-height:40px;
  padding:6px 0;
  font-size:16px;
  text-decoration:none;
  color:#d8cce4;
  border-bottom:1px dashed rgba(236,229,242,.10);
  transition:color .2s, padding-left .2s;
}
.foot-map a:hover{ color:#fff; padding-left:5px; }
.foot-base{ display:flex; flex-direction:column; gap:10px; }
.foot-say{ font-family:var(--cond); font-size:20px; color:#e2d2ef; margin:0; letter-spacing:.04em; }
.foot-copy{
  margin:0;
  font-size:15px;
  color:var(--muted);
  padding-top:12px;
  border-top:1px solid var(--line);
}

/* 进场动画 */
.js .prose div{
  opacity:0;
  transform:translateY(16px);
  transition:opacity .55s ease, transform .55s cubic-bezier(.2,.7,.3,1), box-shadow .3s ease;
}
.js .prose div.in{ opacity:1; transform:none; }
@media (prefers-reduced-motion:reduce){
  html{ scroll-behavior:auto; }
  .js .prose div{ opacity:1; transform:none; transition:none; }
  .prose div:hover,
  .hero-cta:hover,
  .rail-list a:hover{ transform:none; }
}

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