:root{
  --night:#08100f;--night-2:#101a18;--paper:#eee7d5;--paper-2:#ded5c1;
  --ink:#17201e;--muted:#737b76;--jade:#64d4c8;--jade-soft:#b8eee7;
  --vermilion:#d8553f;--gold:#d6ac68;--line:rgba(255,255,255,.12);
  --ink-line:rgba(23,32,30,.14);--ease:cubic-bezier(.2,.75,.2,1)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:110px}
body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.65;overflow-x:hidden}
body::before{content:"";position:fixed;inset:0;z-index:1000;pointer-events:none;opacity:.05;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.86' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.8'/%3E%3C/svg%3E")}
body.locked{overflow:hidden}
a{color:inherit}button,input{font:inherit}button{color:inherit}img{display:block;max-width:100%}
::selection{background:var(--vermilion);color:#fff}
.serif{font-family:"Noto Serif SC","Songti SC",serif}
.shell{width:min(1220px,calc(100% - 48px));margin-inline:auto}
.scroll-progress{position:fixed;z-index:1002;top:0;left:0;width:100%;height:2px;background:rgba(255,255,255,.07)}
.scroll-progress span{display:block;width:100%;height:100%;background:linear-gradient(90deg,var(--vermilion),var(--gold),var(--jade));transform:scaleX(0);transform-origin:left;box-shadow:0 0 18px var(--jade)}
.cursor-glow{position:fixed;z-index:998;left:0;top:0;width:340px;height:340px;border-radius:50%;pointer-events:none;opacity:.32;background:radial-gradient(circle,rgba(100,212,200,.16),transparent 68%);mix-blend-mode:screen;will-change:transform}

/* Shared navigation */
.nav-wrap{position:fixed;z-index:100;top:18px;left:0;width:100%;pointer-events:none}
.nav{pointer-events:auto;display:flex;align-items:center;justify-content:space-between;gap:22px;padding:11px 12px 11px 14px;color:#fff;border:1px solid rgba(255,255,255,.14);background:rgba(8,16,15,.72);backdrop-filter:blur(22px) saturate(130%);border-radius:18px;box-shadow:0 18px 55px rgba(0,0,0,.18)}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;flex:none}
.brand-mark{position:relative;width:42px;height:42px;display:grid;place-items:center;border-radius:12px;background:linear-gradient(145deg,var(--vermilion),#8e241d);font:700 19px/1 "Noto Serif SC",serif;box-shadow:0 8px 28px rgba(216,85,63,.3)}
.brand-mark::after{content:"";position:absolute;inset:4px;border:1px solid rgba(255,255,255,.5);border-radius:8px}
.brand-copy strong{display:block;font:700 14px/1.25 "Noto Serif SC",serif;letter-spacing:.08em}
.brand-copy small{display:block;margin-top:3px;color:rgba(255,255,255,.5);font-size:9px;letter-spacing:.16em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:2px}
.nav-links a{position:relative;padding:9px 12px;color:rgba(255,255,255,.62);text-decoration:none;font-size:12px;letter-spacing:.06em;transition:color .25s}
.nav-links a::after{content:"";position:absolute;left:12px;right:12px;bottom:3px;height:1px;background:var(--jade);transform:scaleX(0);transition:transform .3s var(--ease)}
.nav-links a:hover,.nav-links a.active{color:#fff}.nav-links a.active::after{transform:scaleX(1)}
.nav-home{display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border-radius:12px;background:var(--paper);color:var(--ink);text-decoration:none;font-size:11px;font-weight:700}
.nav-home::before{content:"←";font-size:14px}.menu-toggle{display:none;flex:0 0 40px;width:40px;height:40px;border:1px solid var(--line);border-radius:11px;background:rgba(255,255,255,.06);color:#fff;cursor:pointer}

/* Page hero */
.page-hero{position:relative;min-height:78svh;padding:14px;overflow:hidden;background:var(--night);color:#fff}
.hero-frame{position:relative;min-height:calc(78svh - 28px);overflow:hidden;border-radius:24px;background:#111}
.hero-image{position:absolute;inset:-3%;width:106%;height:106%;object-fit:cover;filter:saturate(.9) contrast(1.06);will-change:transform;transition:transform 1s var(--ease)}
.hero-frame::before{content:"";position:absolute;z-index:2;inset:0;background:linear-gradient(90deg,rgba(4,10,9,.94),rgba(4,10,9,.67) 47%,rgba(4,10,9,.1) 78%),linear-gradient(0deg,rgba(4,10,9,.78),transparent 55%)}
.hero-frame::after{content:"";position:absolute;z-index:3;inset:0;pointer-events:none;background-image:linear-gradient(rgba(255,255,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px);background-size:64px 64px;mask-image:linear-gradient(90deg,black,transparent 75%);opacity:.35}
.hero-scan{position:absolute;z-index:4;left:0;right:0;height:1px;top:15%;background:linear-gradient(90deg,transparent,var(--jade),transparent);box-shadow:0 0 22px var(--jade);opacity:.5;animation:scan 6.5s ease-in-out infinite}
.hero-content{position:relative;z-index:5;display:flex;align-items:center;min-height:calc(78svh - 28px);padding:132px 7vw 82px}
.hero-copy{max-width:850px}.eyebrow{display:flex;align-items:center;gap:11px;margin-bottom:21px;color:var(--jade-soft);font-size:10px;letter-spacing:.2em;text-transform:uppercase}
.eyebrow::before{content:"";width:27px;height:1px;background:var(--jade)}
.page-hero h1{margin:0;font:700 clamp(3.3rem,7vw,6.8rem)/1.02 "Noto Serif SC",serif;letter-spacing:-.055em;text-wrap:balance}
.page-hero h1 em{color:var(--jade-soft);font-style:normal;white-space:nowrap}
.hero-desc{max-width:680px;margin:24px 0 0;color:rgba(255,255,255,.64);font:400 15px/1.9 "Noto Serif SC",serif;letter-spacing:.03em}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:30px}
.button{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:11px;min-height:49px;padding:0 19px;border:1px solid transparent;border-radius:14px;text-decoration:none;font-size:12px;font-weight:700;letter-spacing:.04em;cursor:pointer;transition:transform .25s var(--ease),background .25s,border-color .25s,box-shadow .25s}
.button.primary{background:var(--paper);color:var(--ink)}.button.ghost{border-color:rgba(255,255,255,.22);background:rgba(255,255,255,.05);color:#fff;backdrop-filter:blur(12px)}
.button.dark{background:var(--ink);color:#fff}.button.light{border-color:var(--ink-line);background:rgba(255,255,255,.22);color:var(--ink)}.button:hover{box-shadow:0 16px 38px rgba(0,0,0,.18)}
.hero-meta{position:absolute;z-index:5;right:4.5vw;bottom:42px;display:flex;gap:8px}
.hero-meta span{padding:8px 11px;border:1px solid rgba(255,255,255,.14);border-radius:99px;background:rgba(8,16,15,.5);backdrop-filter:blur(10px);color:rgba(255,255,255,.6);font-size:9px;letter-spacing:.12em}

/* Shared content */
.page-main{position:relative;overflow:hidden;background:var(--paper)}
.page-main::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.16;background-image:radial-gradient(#786f61 .65px,transparent .65px);background-size:18px 18px}
.section{position:relative;padding:105px 0}.section.dark{background:var(--night);color:#fff}.section.muted-bg{background:var(--paper-2)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:38px;margin-bottom:44px}.section-head>div{max-width:780px}
.kicker{display:flex;align-items:center;gap:10px;margin-bottom:14px;color:#96382c;font-size:9px;font-weight:700;letter-spacing:.2em;text-transform:uppercase}.kicker::before{content:"";width:25px;height:1px;background:var(--vermilion)}
.dark .kicker{color:var(--jade-soft)}.dark .kicker::before{background:var(--jade)}
.section h2{margin:0;font:700 clamp(2rem,4.2vw,4rem)/1.18 "Noto Serif SC",serif;letter-spacing:-.04em}.section-intro{max-width:600px;margin:16px 0 0;color:var(--muted);font:400 14px/1.9 "Noto Serif SC",serif}.dark .section-intro{color:rgba(255,255,255,.52)}
.section-number{color:#9a9589;font-size:9px;letter-spacing:.16em}.dark .section-number{color:rgba(255,255,255,.35)}
.reveal{opacity:0;transform:translateY(30px);transition:opacity .85s var(--ease),transform .85s var(--ease)}.reveal.in{opacity:1;transform:none}
.card{position:relative;border:1px solid var(--ink-line);border-radius:20px;background:rgba(255,255,255,.25);overflow:hidden}.dark .card{border-color:var(--line);background:rgba(255,255,255,.045)}
.tag{display:inline-flex;align-items:center;gap:7px;padding:7px 10px;border:1px solid var(--ink-line);border-radius:99px;font-size:9px;letter-spacing:.1em}.dark .tag{border-color:var(--line);color:rgba(255,255,255,.65)}

/* Shared editorial grids */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);border-block:1px solid var(--ink-line)}
.stat{padding:28px 24px;border-right:1px solid var(--ink-line)}.stat:last-child{border:0}.stat strong{display:block;font-size:30px;letter-spacing:-.05em}.stat p{margin:5px 0 0;color:var(--muted);font-size:10px;letter-spacing:.08em}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature-card{min-height:280px;padding:27px;transform-style:preserve-3d;will-change:transform}.feature-card .icon{display:grid;place-items:center;width:47px;height:47px;margin-bottom:45px;border:1px solid var(--ink-line);border-radius:14px;color:var(--vermilion);font:600 15px/1 "Noto Serif SC",serif}.feature-card small{color:#989184;font-size:8px;letter-spacing:.16em}.feature-card h3{margin:8px 0 10px;font:600 19px/1.4 "Noto Serif SC",serif}.feature-card p{margin:0;color:var(--muted);font-size:12px;line-height:1.85}
.dark .feature-card .icon{border-color:var(--line);color:var(--jade-soft)}.dark .feature-card small{color:rgba(255,255,255,.34)}.dark .feature-card p{color:rgba(255,255,255,.5)}

/* Footer */
.next-page{position:relative;padding:88px 0;background:var(--vermilion);color:#fff;overflow:hidden}.next-page::before{content:attr(data-watermark);position:absolute;right:4%;top:50%;font:900 18rem/1 "Noto Serif SC",serif;color:rgba(255,255,255,.05);transform:translateY(-50%)}
.next-row{position:relative;display:flex;align-items:center;justify-content:space-between;gap:32px}.next-row small{font-size:9px;letter-spacing:.2em}.next-row h2{margin:10px 0 0;font:700 clamp(2rem,4.2vw,4.2rem)/1.18 "Noto Serif SC",serif}.next-arrow{display:grid;place-items:center;width:74px;height:74px;border:1px solid rgba(255,255,255,.45);border-radius:50%;font-size:25px;text-decoration:none;transition:transform .3s,background .3s}.next-arrow:hover{transform:rotate(-35deg);background:#fff;color:var(--vermilion)}
footer{padding:33px 0;background:var(--night);color:rgba(255,255,255,.45)}.footer-row{display:flex;align-items:center;justify-content:space-between;gap:26px}.footer-brand{font:600 14px/1 "Noto Serif SC",serif;color:#fff;letter-spacing:.08em}.footer-brand+small{display:block;margin-top:7px;font-size:10px}.records{display:flex;align-items:center;justify-content:flex-end;gap:9px;flex-wrap:wrap;font-size:10px}.records a{text-decoration:none}.records a:hover{color:#fff}.records img{width:14px;height:14px}

@keyframes scan{0%,100%{top:13%;opacity:0}15%,85%{opacity:.5}50%{top:88%}}
@keyframes pulse{50%{opacity:.38;box-shadow:0 0 0 8px rgba(100,212,200,0),0 0 18px var(--jade)}}
@keyframes float{50%{transform:translateY(-10px)}}
@keyframes orbit{to{transform:rotate(360deg)}}

@media(max-width:980px){
  .nav-links{position:absolute;top:62px;left:0;right:0;display:none;flex-direction:column;align-items:stretch;padding:10px;border:1px solid var(--line);border-radius:15px;background:rgba(8,16,15,.96);backdrop-filter:blur(20px)}.nav-links.open{display:flex}.nav-links a{padding:12px}.nav-home{display:none}.menu-toggle{display:grid!important;place-items:center;margin-left:auto;position:relative;z-index:2}
  .feature-grid{grid-template-columns:repeat(2,1fr)}.section-head{align-items:flex-start}.hero-meta{display:none}
}
@media(max-width:660px){
  .shell{width:calc(100% - 28px)}.nav-wrap{top:10px}.nav{gap:10px;padding-right:10px;border-radius:15px}.brand{min-width:0}.brand-copy{min-width:0}.brand-copy strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.brand-copy small{display:none}
  .page-hero{padding:7px;min-height:74svh}.hero-frame{min-height:calc(74svh - 14px);border-radius:18px}.hero-content{min-height:calc(74svh - 14px);padding:116px 24px 70px;align-items:flex-end}.page-hero h1{font-size:clamp(2.8rem,13vw,4.4rem)}.hero-desc{font-size:12px;line-height:1.85}.hero-actions{margin-top:24px}
  .section{padding:78px 0}.section-head{display:block;margin-bottom:32px}.section-number{display:block;margin-top:16px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}.stat:nth-child(2){border-right:0}.stat:nth-child(-n+2){border-bottom:1px solid var(--ink-line)}
  .feature-grid{grid-template-columns:1fr}.feature-card{min-height:250px}.next-row{align-items:flex-end}.next-arrow{width:58px;height:58px;flex:none}.footer-row{align-items:flex-start;flex-direction:column}.records{justify-content:flex-start}.cursor-glow{display:none}
}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}.reveal{opacity:1;transform:none}.cursor-glow{display:none}}