/* ============================================================
   万象盒子 Woo Xbox — www.wxbox.cc
   Dark neon tech style
   ============================================================ */
:root{
  --bg:#05070f;
  --bg2:#0a0f1f;
  --panel:rgba(255,255,255,.04);
  --panel-brd:rgba(255,255,255,.09);
  --txt:#e8edf7;
  --txt-dim:#8b94ab;
  --cyan:#00e5ff;
  --purple:#7c6bff;
  --orange:#ff7a59;
  --gold:#ffc55c;
  --grad:linear-gradient(100deg,#00e5ff 0%,#7c6bff 50%,#ff7a59 100%);
  --radius:18px;
  --max:1180px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"Noto Sans SC",-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--bg);color:var(--txt);
  line-height:1.75;overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
::selection{background:rgba(0,229,255,.3)}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
.container{max-width:var(--max);margin:0 auto;padding:0 28px}

.gradient-text{
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}

/* ---------------- nav ---------------- */
.nav{
  position:fixed;inset:0 0 auto 0;z-index:100;
  transition:background .35s,box-shadow .35s,backdrop-filter .35s;
}
.nav.scrolled{
  background:rgba(6,9,18,.78);
  backdrop-filter:blur(16px);
  box-shadow:0 1px 0 rgba(255,255,255,.07);
}
.nav-inner{
  max-width:var(--max);margin:0 auto;padding:14px 28px;
  display:flex;align-items:center;gap:28px;
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-box{
  width:40px;height:40px;border-radius:11px;
  background:var(--grad);
  display:grid;place-items:center;
  font-weight:900;font-size:20px;color:#050914;
  box-shadow:0 0 22px rgba(0,229,255,.45);
}
.brand-text{font-weight:900;font-size:19px;line-height:1.1;display:flex;flex-direction:column}
.brand-text small{font-size:10px;letter-spacing:3px;color:var(--txt-dim);font-weight:500}
.nav-links{display:flex;gap:4px;margin-left:auto}
.nav-links a{
  padding:8px 13px;font-size:14px;color:var(--txt-dim);
  border-radius:10px;transition:.25s;position:relative;
}
.nav-links a:hover,.nav-links a.active{color:var(--txt);background:rgba(255,255,255,.06)}
.nav-cta{
  flex-shrink:0;font-size:14px;font-weight:700;padding:10px 20px;border-radius:999px;
  background:var(--grad);color:#050914;
  box-shadow:0 4px 20px rgba(0,229,255,.3);
  transition:transform .25s,box-shadow .25s;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(124,107,255,.45)}
.nav-burger{display:none;background:none;border:0;cursor:pointer;padding:8px}
.nav-burger span{display:block;width:22px;height:2px;background:var(--txt);margin:5px 0;border-radius:2px;transition:.3s}
.nav-burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-burger.open span:nth-child(2){opacity:0}
.nav-burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------------- hero ---------------- */
.hero{
  position:relative;min-height:100svh;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;overflow:hidden;
  padding:120px 24px 90px;
}
#stars{position:absolute;inset:0;width:100%;height:100%}
.hero-aurora{position:absolute;border-radius:50%;filter:blur(110px);opacity:.5;pointer-events:none}
.hero-aurora.a1{width:640px;height:640px;background:radial-gradient(circle,#00567a,transparent 65%);top:-15%;left:-10%;animation:drift 16s ease-in-out infinite alternate}
.hero-aurora.a2{width:560px;height:560px;background:radial-gradient(circle,#2b1d7a,transparent 65%);bottom:-20%;right:-8%;animation:drift 20s ease-in-out infinite alternate-reverse}
.hero-aurora.a3{width:420px;height:420px;background:radial-gradient(circle,#7a2d1d,transparent 65%);top:35%;left:55%;opacity:.32;animation:drift 24s ease-in-out infinite alternate}
@keyframes drift{from{transform:translate(0,0) scale(1)}to{transform:translate(70px,50px) scale(1.15)}}
.hero-grid{
  position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(ellipse 75% 60% at 50% 45%,#000 25%,transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse 75% 60% at 50% 45%,#000 25%,transparent 75%);
}
.hero-content{position:relative;z-index:2;max-width:960px}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;
  padding:9px 20px;border-radius:999px;font-size:13.5px;letter-spacing:1px;
  background:rgba(255,255,255,.05);border:1px solid var(--panel-brd);
  color:var(--txt-dim);backdrop-filter:blur(8px);
}
.pulse-dot{width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 0 rgba(0,229,255,.6);animation:pulse 2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 11px rgba(0,229,255,0)}100%{box-shadow:0 0 0 0 rgba(0,229,255,0)}}
.hero-title{margin:30px 0 8px;font-family:"Noto Serif SC",serif;font-weight:900;line-height:1.05}
.hero-title .line1{display:block;font-size:clamp(52px,9vw,108px);letter-spacing:6px;text-shadow:0 0 60px rgba(0,229,255,.25)}
.hero-title .line2{display:block;font-size:clamp(20px,3.4vw,36px);letter-spacing:14px;margin-top:8px;font-family:"Noto Sans SC",sans-serif;font-weight:700}
.hero-slogan{font-size:clamp(17px,2.4vw,23px);font-weight:500;color:#cfd8ea;margin:26px 0 12px;letter-spacing:1.5px}
.hero-sub{max-width:640px;margin:0 auto;color:var(--txt-dim);font-size:15.5px}
.hero-actions{display:flex;gap:16px;justify-content:center;margin:36px 0 52px;flex-wrap:wrap}
.btn{
  display:inline-block;padding:14px 34px;border-radius:999px;
  font-size:15.5px;font-weight:700;transition:.28s;cursor:pointer;border:0;
}
.btn-primary{background:var(--grad);color:#050914;box-shadow:0 6px 28px rgba(0,229,255,.35)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 12px 40px rgba(124,107,255,.5)}
.btn-ghost{border:1px solid rgba(255,255,255,.22);color:var(--txt);background:rgba(255,255,255,.03)}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);transform:translateY(-3px)}
.btn.big{padding:18px 46px;font-size:18px;letter-spacing:2px}
.hero-stats{display:flex;justify-content:center;gap:0;flex-wrap:wrap;border-top:1px solid var(--panel-brd);padding-top:34px}
.stat{padding:0 42px;text-align:center;position:relative}
.stat+.stat::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:1px;background:var(--panel-brd)}
.stat b{display:block;font-size:clamp(28px,4vw,42px);font-weight:900;font-family:"Noto Serif SC",serif;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.stat span{font-size:13px;color:var(--txt-dim);letter-spacing:1px}
.hero-scroll{
  position:absolute;bottom:34px;left:50%;transform:translateX(-50%);z-index:2;
  width:26px;height:42px;border:1.5px solid rgba(255,255,255,.28);border-radius:14px;
}
.hero-scroll span{
  position:absolute;left:50%;top:8px;width:4px;height:9px;margin-left:-2px;
  border-radius:3px;background:var(--cyan);animation:scrolldot 1.8s infinite;
}
@keyframes scrolldot{0%{transform:translateY(0);opacity:1}80%{transform:translateY(16px);opacity:0}100%{opacity:0}}
.hero-domain{
  position:absolute;bottom:38px;right:42px;z-index:2;
  font-size:13px;letter-spacing:3px;color:var(--txt-dim);
  border:1px solid var(--panel-brd);border-radius:999px;padding:7px 16px;
  background:rgba(255,255,255,.03);
}

/* ---------------- sections ---------------- */
.section{padding:110px 0;position:relative}
.section-alt{
  background:linear-gradient(180deg,var(--bg2) 0%,var(--bg) 100%);
}
.section-alt::before{
  content:"";position:absolute;top:0;left:8%;right:8%;height:1px;
  background:linear-gradient(90deg,transparent,rgba(0,229,255,.35),rgba(124,107,255,.35),transparent);
}
.sec-head{text-align:center;max-width:760px;margin:0 auto 60px}
.sec-tag{
  display:inline-block;font-size:12.5px;letter-spacing:3px;color:var(--cyan);
  border:1px solid rgba(0,229,255,.3);border-radius:999px;padding:6px 18px;margin-bottom:18px;
  background:rgba(0,229,255,.05);
}
.sec-head h2{font-family:"Noto Serif SC",serif;font-size:clamp(30px,4.6vw,46px);font-weight:900;line-height:1.3}
.sec-head p{color:var(--txt-dim);margin-top:14px;font-size:15.5px}

/* reveal animation */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .8s cubic-bezier(.2,.65,.3,1),transform .8s cubic-bezier(.2,.65,.3,1)}
.reveal.in{opacity:1;transform:none}

/* ---------------- origin ---------------- */
.origin-grid{display:grid;grid-template-columns:1.25fr .9fr;gap:44px;align-items:start}
.origin-story p{color:#c3ccdf;font-size:16px;margin-bottom:20px}
.origin-story b{color:var(--txt)}
.origin-side{display:flex;flex-direction:column;gap:22px}
.egg-card{
  background:linear-gradient(135deg,rgba(0,229,255,.1),rgba(124,107,255,.1));
  border:1px solid rgba(0,229,255,.25);border-radius:var(--radius);
  padding:30px;text-align:center;
}
.egg-icon{font-size:34px;margin-bottom:10px}
.egg-card h3{font-size:20px;font-weight:900;letter-spacing:2px;margin-bottom:8px}
.egg-card p{color:var(--txt-dim);font-size:14.5px}
.quote-card{
  background:var(--panel);border:1px solid var(--panel-brd);border-left:3px solid var(--orange);
  border-radius:var(--radius);padding:28px 26px;
  font-family:"Noto Serif SC",serif;font-size:19px;font-weight:600;line-height:1.9;color:#e8edf7;
}

/* ---------------- method ---------------- */
.method-docs{display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap;margin-bottom:56px}
.doc-chip{
  background:var(--panel);border:1px solid var(--panel-brd);border-radius:14px;
  padding:16px 22px;font-size:15px;font-weight:700;max-width:250px;text-align:center;
}
.doc-chip-big{
  background:linear-gradient(135deg,rgba(0,229,255,.12),rgba(255,122,89,.1));
  border-color:rgba(0,229,255,.35);
  display:flex;flex-direction:column;gap:6px;max-width:330px;
}
.doc-chip-big span{font-size:12px;font-weight:400;color:var(--txt-dim);line-height:1.6}
.doc-arrow{color:var(--txt-dim);font-size:20px}
.loop-stage{position:relative;max-width:840px;margin:0 auto;height:480px}
.loop-svg{position:absolute;inset:0;width:100%;height:100%}
.loop-path{animation:dashmove 3.2s linear infinite}
@keyframes dashmove{to{stroke-dashoffset:-72}}
.loop-center{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:170px;height:170px;border-radius:50%;text-align:center;
  background:radial-gradient(circle at 35% 30%,rgba(0,229,255,.25),rgba(124,107,255,.12) 60%,transparent);
  border:1.5px solid rgba(0,229,255,.5);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  box-shadow:0 0 60px rgba(0,229,255,.22),inset 0 0 40px rgba(0,229,255,.08);
  animation:coreglow 3s ease-in-out infinite;
}
@keyframes coreglow{50%{box-shadow:0 0 90px rgba(124,107,255,.35),inset 0 0 50px rgba(0,229,255,.14)}}
.loop-core{font-size:30px;font-weight:900;letter-spacing:3px;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;font-family:"Noto Serif SC",serif}
.loop-core-sub{font-size:13px;color:var(--txt-dim);letter-spacing:2px;margin-top:4px}
.loop-node{
  position:absolute;width:210px;padding:18px 20px;border-radius:16px;text-align:left;
  background:rgba(12,17,32,.85);border:1px solid var(--panel-brd);
  backdrop-filter:blur(8px);transition:.3s;z-index:2;
}
.loop-node:hover{border-color:var(--cyan);transform:translateY(-4px);box-shadow:0 10px 34px rgba(0,229,255,.15)}
.loop-node i{font-style:normal;font-size:12px;color:var(--cyan);letter-spacing:2px}
.loop-node b{display:block;font-size:19px;font-weight:900;margin:2px 0 4px}
.loop-node span{font-size:12.5px;color:var(--txt-dim);line-height:1.55;display:block}
.loop-node.n1{left:8%;top:2%}
.loop-node.n2{right:6%;top:2%}
.loop-node.n3{right:6%;bottom:4%}
.loop-node.n4{left:8%;bottom:4%}
.loop-note{text-align:center;color:var(--txt-dim);font-size:14.5px;margin-top:34px;max-width:640px;margin-left:auto;margin-right:auto}

/* ---------------- tech ---------------- */
.reason-cards{display:grid;grid-template-columns:1fr 1fr;gap:26px;margin-bottom:52px}
.reason-card{
  background:var(--panel);border:1px solid var(--panel-brd);border-radius:var(--radius);
  padding:34px;position:relative;overflow:hidden;transition:.3s;
}
.reason-card::before{
  content:"";position:absolute;inset:0;opacity:0;transition:.4s;
  background:radial-gradient(500px circle at var(--mx,50%) var(--my,50%),rgba(0,229,255,.09),transparent 45%);
}
.reason-card:hover::before{opacity:1}
.reason-card:hover{border-color:rgba(0,229,255,.35)}
.rc-num{
  width:44px;height:44px;border-radius:12px;background:var(--grad);
  display:grid;place-items:center;font-weight:900;font-size:19px;color:#050914;margin-bottom:18px;
}
.reason-card h3{font-size:20px;font-weight:900;margin-bottom:10px}
.reason-card p{color:var(--txt-dim);font-size:14.5px}
.reason-card b{color:var(--gold)}

.vs-wrap{max-width:860px;margin:0 auto}
.vs-table{border:1px solid var(--panel-brd);border-radius:var(--radius);overflow:hidden}
.vs-row{display:grid;grid-template-columns:130px 1fr 1.15fr}
.vs-row>div{padding:18px 22px;font-size:14.5px;border-bottom:1px solid rgba(255,255,255,.06)}
.vs-row:last-child>div{border-bottom:0}
.vs-head>div{font-weight:900;font-size:15.5px;background:rgba(255,255,255,.04)}
.vs-dim{color:var(--txt-dim);font-weight:700}
.vs-api{color:#9aa3b8}
.vs-local{color:#eaf6ff;background:linear-gradient(90deg,rgba(0,229,255,.07),rgba(124,107,255,.07))}
.vs-badge{
  display:inline-block;margin-left:8px;font-size:11px;padding:3px 10px;border-radius:999px;
  background:var(--grad);color:#050914;font-weight:900;vertical-align:2px;
}

/* ---------------- architecture ---------------- */
.arch-board{
  max-width:920px;margin:0 auto;background:rgba(255,255,255,.02);
  border:1px solid var(--panel-brd);border-radius:24px;padding:44px 36px;
  position:relative;overflow:hidden;
}
.arch-board::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(600px circle at 50% 0%,rgba(124,107,255,.08),transparent 55%);
}
.arch-scheduler{text-align:center;margin-bottom:34px;position:relative;z-index:1}
.as-core{
  display:inline-block;font-size:20px;font-weight:900;letter-spacing:2px;
  padding:14px 34px;border-radius:14px;
  background:linear-gradient(135deg,rgba(0,229,255,.16),rgba(124,107,255,.16));
  border:1.5px solid rgba(0,229,255,.45);
  box-shadow:0 0 40px rgba(0,229,255,.15);
}
.as-port{color:var(--cyan);font-size:13px;margin-top:10px;letter-spacing:1px}
.as-rule{color:var(--txt-dim);font-size:12.5px;margin-top:4px}
.arch-nodes{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;position:relative;z-index:1}
.arch-node{
  background:rgba(10,14,28,.9);border:1px solid var(--panel-brd);border-radius:16px;
  padding:22px 16px;text-align:center;color:var(--txt);cursor:pointer;
  transition:.3s;position:relative;overflow:hidden;
}
.arch-node::after{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;
  background:var(--grad);opacity:.85;
}
.arch-node:hover,.arch-node.sel{transform:translateY(-6px);border-color:rgba(0,229,255,.5);box-shadow:0 12px 36px rgba(0,229,255,.14)}
.arch-node .an-tag{
  display:inline-block;font-size:11px;letter-spacing:1px;padding:3px 10px;border-radius:999px;
  background:rgba(255,255,255,.07);color:var(--txt-dim);margin-bottom:12px;
}
.arch-node b{display:block;font-size:17px;font-weight:900;margin-bottom:6px}
.arch-node em{font-style:normal;font-size:12px;color:var(--txt-dim);line-height:1.6;display:block}
.arch-node.cloud::after{background:linear-gradient(90deg,#00e5ff,#38bdf8)}
.arch-node.media::after{background:linear-gradient(90deg,#7c6bff,#c084fc)}
.arch-node.audio::after{background:linear-gradient(90deg,#ff7a59,#fbbf24)}
.arch-node.review::after{background:linear-gradient(90deg,#34d399,#00e5ff)}
.arch-detail{
  margin-top:26px;border-radius:14px;padding:22px 26px;
  background:rgba(0,229,255,.05);border:1px solid rgba(0,229,255,.22);
  position:relative;z-index:1;
}
.arch-detail h4{font-size:16.5px;font-weight:900;margin-bottom:6px;color:var(--cyan)}
.arch-detail p{font-size:14px;color:#c3ccdf}

.redlines{max-width:920px;margin:64px auto 0}
.redlines h3{text-align:center;font-size:20px;font-weight:900;margin-bottom:26px;letter-spacing:1px}
.redline-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.redline{
  background:var(--panel);border:1px solid rgba(255,122,89,.25);border-radius:14px;
  padding:18px 22px;font-size:14px;color:#c3ccdf;line-height:1.7;
}
.redline b{color:var(--orange);margin-right:6px;font-weight:900}
.redline code{
  font-family:"SF Mono",Menlo,monospace;font-size:13px;color:var(--cyan);
  background:rgba(0,229,255,.08);padding:1px 7px;border-radius:6px;
}

/* ---------------- platform / hosts ---------------- */
.hosts{text-align:center;margin-bottom:70px}
.hosts-title{font-size:21px;font-weight:900;letter-spacing:2px;margin-bottom:30px}
.host-row{display:flex;justify-content:center;gap:34px;flex-wrap:wrap}
.host-card{width:150px;transition:.35s}
.host-card:hover{transform:translateY(-8px)}
.host-avatar{
  width:132px;height:132px;margin:0 auto 14px;border-radius:50%;
  padding:4px;background:linear-gradient(135deg,#00e5ff,#7c6bff);
  box-shadow:0 8px 30px rgba(0,229,255,.25);
  transition:.35s;
}
.host-card:hover .host-avatar{box-shadow:0 14px 44px rgba(124,107,255,.45)}
.host-avatar img{width:100%;height:100%;border-radius:50%;object-fit:cover;border:3px solid #05070f}
.host-card b{display:block;font-size:17px;font-weight:900}
.host-card span{font-size:12.5px;color:var(--txt-dim);letter-spacing:1px}
.hosts-note{margin-top:26px;color:var(--txt-dim);font-size:13.5px}

.module-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:44px}
.module-card{
  background:var(--panel);border:1px solid var(--panel-brd);border-radius:20px;
  padding:36px 30px;transition:.35s;position:relative;overflow:hidden;
}
.module-card::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(420px circle at var(--mx,50%) var(--my,50%),rgba(124,107,255,.1),transparent 50%);
  opacity:0;transition:.4s;
}
.module-card:hover::before{opacity:1}
.module-card:hover{transform:translateY(-6px);border-color:rgba(124,107,255,.4);box-shadow:0 16px 44px rgba(0,0,0,.4)}
.mc-icon{font-size:38px;margin-bottom:16px}
.module-card h3{font-size:20px;font-weight:900;margin-bottom:10px}
.module-card p{font-size:14px;color:var(--txt-dim);margin-bottom:16px}
.mc-tags{display:flex;gap:8px;flex-wrap:wrap}
.mc-tags span{
  font-size:11.5px;padding:4px 11px;border-radius:999px;
  background:rgba(0,229,255,.08);border:1px solid rgba(0,229,255,.2);color:#9fdce8;
}

.subcenters{
  display:flex;align-items:center;gap:22px;flex-wrap:wrap;justify-content:center;
  background:var(--panel);border:1px solid var(--panel-brd);border-radius:var(--radius);
  padding:26px 30px;margin-bottom:26px;
}
.sc-label{font-weight:900;font-size:15px;letter-spacing:2px;color:var(--gold)}
.sc-chips{display:flex;gap:12px;flex-wrap:wrap}
.sc-chip{
  padding:9px 18px;border-radius:999px;font-size:13.5px;font-weight:700;
  background:rgba(255,197,92,.08);border:1px solid rgba(255,197,92,.28);color:#f4d9a6;
  transition:.25s;
}
.sc-chip:hover{transform:translateY(-2px);box-shadow:0 6px 18px rgba(255,197,92,.15)}
.subcenters p{width:100%;text-align:center;color:var(--txt-dim);font-size:13px;margin:0}

.safety{
  display:flex;gap:22px;align-items:flex-start;
  background:linear-gradient(135deg,rgba(52,211,153,.07),rgba(0,229,255,.05));
  border:1px solid rgba(52,211,153,.28);border-radius:var(--radius);padding:30px 34px;
}
.safety-icon{font-size:36px;line-height:1}
.safety h3{font-size:18px;font-weight:900;margin-bottom:6px}
.safety p{font-size:14px;color:var(--txt-dim)}

/* ---------------- flow ---------------- */
.flow-track{
  display:grid;grid-template-columns:repeat(3,1fr);gap:20px;counter-reset:step;
}
.flow-step{
  background:var(--panel);border:1px solid var(--panel-brd);border-radius:16px;
  padding:26px 24px;position:relative;transition:.3s;
}
.flow-step:hover{border-color:rgba(0,229,255,.45);transform:translateY(-5px);box-shadow:0 12px 34px rgba(0,229,255,.1)}
.flow-step i{
  font-style:normal;font-family:"Noto Serif SC",serif;font-weight:900;font-size:26px;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  display:block;margin-bottom:8px;
}
.flow-step b{display:block;font-size:16.5px;font-weight:900;margin-bottom:6px}
.flow-step span{font-size:13px;color:var(--txt-dim);line-height:1.6;display:block}

/* ---------------- gallery ---------------- */
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.g-item{
  border-radius:16px;overflow:hidden;cursor:zoom-in;position:relative;
  border:1px solid var(--panel-brd);background:rgba(255,255,255,.02);
  transition:.35s;
}
.g-item:hover{transform:translateY(-6px) scale(1.015);border-color:rgba(0,229,255,.45);box-shadow:0 18px 50px rgba(0,0,0,.5)}
.g-item img{width:100%;aspect-ratio:16/9.6;object-fit:cover;object-position:top;transition:.5s}
.g-item:hover img{transform:scale(1.04)}
.g-item figcaption{
  padding:13px 16px;font-size:13px;color:var(--txt-dim);letter-spacing:.5px;
  border-top:1px solid rgba(255,255,255,.06);text-align:center;
}
.g-item:hover figcaption{color:var(--cyan)}

/* lightbox */
.lightbox{
  position:fixed;inset:0;z-index:200;background:rgba(3,5,10,.92);
  backdrop-filter:blur(10px);
  display:none;align-items:center;justify-content:center;flex-direction:column;gap:16px;
  padding:40px;
}
.lightbox.open{display:flex}
.lightbox img{max-width:92vw;max-height:80vh;border-radius:12px;box-shadow:0 30px 90px rgba(0,0,0,.7)}
.lb-close{position:absolute;top:24px;right:34px;font-size:38px;color:#fff;background:none;border:0;cursor:pointer;opacity:.7}
.lb-close:hover{opacity:1}
.lb-prev,.lb-next{
  position:absolute;top:50%;transform:translateY(-50%);
  font-size:52px;color:#fff;background:rgba(255,255,255,.06);border:0;border-radius:12px;
  width:60px;height:80px;cursor:pointer;transition:.25s;line-height:1;
}
.lb-prev{left:26px}.lb-next{right:26px}
.lb-prev:hover,.lb-next:hover{background:rgba(0,229,255,.2)}
.lb-cap{color:var(--txt-dim);font-size:14px;letter-spacing:1px}

/* ---------------- future ---------------- */
.effect-card{
  max-width:820px;margin:0 auto 44px;text-align:center;
  background:var(--panel);border:1px solid var(--panel-brd);border-radius:var(--radius);
  padding:34px 40px;font-size:16px;color:#c3ccdf;
}
.effect-card b{color:var(--cyan)}
.challenge-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:70px}
.challenge{
  background:var(--panel);border:1px solid var(--panel-brd);border-radius:20px;padding:34px;
  transition:.3s;
}
.challenge:hover{border-color:rgba(255,197,92,.4)}
.ch-num{
  display:inline-block;font-size:12.5px;font-weight:900;letter-spacing:2px;
  color:var(--gold);border:1px solid rgba(255,197,92,.35);border-radius:999px;
  padding:5px 15px;margin-bottom:16px;background:rgba(255,197,92,.06);
}
.challenge h3{font-size:20px;font-weight:900;margin-bottom:12px}
.challenge p{font-size:14.5px;color:var(--txt-dim)}
.challenge b{color:var(--gold)}

.mindset{
  max-width:860px;margin:0 auto 80px;text-align:center;
  background:linear-gradient(160deg,rgba(0,229,255,.06),rgba(124,107,255,.08) 55%,rgba(255,122,89,.06));
  border:1px solid rgba(124,107,255,.3);border-radius:26px;padding:56px 44px;
}
.mind-badge{
  display:inline-block;font-size:12.5px;letter-spacing:3px;color:var(--purple);
  border:1px solid rgba(124,107,255,.4);border-radius:999px;padding:6px 18px;margin-bottom:20px;
}
.mindset h3{font-family:"Noto Serif SC",serif;font-size:38px;font-weight:900;letter-spacing:6px;margin-bottom:20px}
.mind-main{font-size:19px;color:#c3ccdf;margin-bottom:36px}
.mind-cols{display:grid;grid-template-columns:1fr 1fr;gap:26px;text-align:left;margin-bottom:38px}
.mind-cols b{display:block;font-size:16px;font-weight:900;margin-bottom:8px;color:var(--cyan)}
.mind-cols p{font-size:14px;color:var(--txt-dim)}
.mind-quote{
  font-family:"Noto Serif SC",serif;font-size:21px;font-weight:600;line-height:1.8;
  color:#e8edf7;
}
.finale{text-align:center;max-width:780px;margin:0 auto}
.finale p{font-size:16.5px;color:#c3ccdf;margin-bottom:36px;line-height:2}
.finale .gradient-text{font-weight:900}
.finale-domain{margin-top:26px;font-size:14px;letter-spacing:4px;color:var(--txt-dim)}

/* ---------------- footer ---------------- */
.footer{border-top:1px solid var(--panel-brd);padding:54px 0;background:#04060c}
.footer-inner{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap}
.f-brand{display:flex;gap:16px;align-items:center}
.f-brand b{font-size:19px;font-weight:900;display:block}
.f-brand b small{font-size:11px;letter-spacing:3px;color:var(--txt-dim);font-weight:500;margin-left:6px}
.f-brand span{font-size:13px;color:var(--txt-dim)}
.f-meta{text-align:right;font-size:13px;color:var(--txt-dim);line-height:2}
.f-meta a{color:var(--cyan)}
.f-copy{margin-top:8px}

/* ---------------- responsive ---------------- */
.m-br{display:none}
@media (max-width:1020px){
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;
    background:rgba(6,9,18,.97);padding:16px 28px 22px;gap:4px;backdrop-filter:blur(16px);
    border-bottom:1px solid var(--panel-brd)}
  .nav-links.open{display:flex}
  .nav-burger{display:block;margin-left:auto}
  .nav-cta{display:none}
  .origin-grid,.reason-cards,.challenge-grid,.mind-cols,.redline-grid{grid-template-columns:1fr}
  .module-grid,.gallery-grid{grid-template-columns:repeat(2,1fr)}
  .arch-nodes{grid-template-columns:repeat(2,1fr)}
  .flow-track{grid-template-columns:repeat(2,1fr)}
  .loop-stage{height:auto;display:grid;grid-template-columns:1fr 1fr;gap:16px;padding:0}
  .loop-svg{display:none}
  .loop-center{position:static;transform:none;grid-column:1/-1;margin:0 auto 8px}
  .loop-node{position:static;width:auto}
  .vs-row{grid-template-columns:100px 1fr 1.1fr}
  .vs-row>div{padding:14px 14px;font-size:13px}
}
@media (max-width:640px){
  .section{padding:80px 0}
  .container{padding:0 20px}
  .m-br{display:block}
  .module-grid,.gallery-grid,.flow-track{grid-template-columns:1fr}
  .arch-nodes{grid-template-columns:1fr 1fr}
  .stat{padding:0 20px}
  .hero-domain{display:none}
  .vs-row{grid-template-columns:1fr}
  .vs-head{display:none}
  .vs-row>div{border-bottom:0;padding:6px 16px}
  .vs-dim{padding-top:16px!important;color:var(--cyan)}
  .f-meta{text-align:left}
  .lb-prev{left:6px}.lb-next{right:6px}
}