:root{
  --bg:#08090d;
  --bg2:#12131a;
  --paper:#f5f0e7;
  --ink:#f7f1e5;
  --muted:#b9b0a1;
  --line:rgba(245,240,231,.16);
  --line2:rgba(217,182,111,.38);
  --gold:#d9b66f;
  --gold2:#f1d28b;
  --red:#a34d40;
  --green:#94b38f;
  --blue:#879fc6;
  --shadow: 0 24px 90px rgba(0,0,0,.5);
  --radius: 26px;
  --max: 1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg);color:var(--ink)}
body{
  margin:0;
  min-height:100vh;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  background:
    radial-gradient(circle at 18% 8%, rgba(217,182,111,.16), transparent 31%),
    radial-gradient(circle at 88% 20%, rgba(135,159,198,.12), transparent 28%),
    linear-gradient(135deg,#06070a 0%,#11131a 55%,#17100c 100%);
  line-height:1.58;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;inset:0;pointer-events:none;z-index:-2;
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size:72px 72px;
  mask-image:linear-gradient(to bottom,rgba(0,0,0,.9),rgba(0,0,0,.3),transparent 96%);
}
body::after{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:-1;
  background:radial-gradient(circle at 50% 50%, transparent 0 46%, rgba(0,0,0,.48) 100%);
}
a{color:inherit;text-decoration:none}
img{max-width:100%}
button,input,textarea{font:inherit}
.skip{position:absolute;left:-999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip:focus{left:20px;top:20px;width:auto;height:auto;background:var(--paper);color:#111;padding:10px 14px;border-radius:12px;z-index:20}
.wrap{width:min(var(--max),calc(100% - 34px));margin:0 auto}
.topbar{
  position:sticky;top:0;z-index:10;
  background:rgba(8,9,13,.74);
  backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
}
.nav{height:74px;display:flex;align-items:center;justify-content:space-between;gap:22px}
.brand{display:flex;align-items:center;gap:12px;min-width:220px}
.brand img{width:42px;height:42px;border-radius:12px;box-shadow:0 0 0 1px var(--line)}
.brand b{display:block;font-size:14px;letter-spacing:.22em;text-transform:uppercase;line-height:1.1}
.brand span{display:block;font-size:12px;color:var(--muted);margin-top:2px}
.links{display:flex;gap:8px;align-items:center;flex-wrap:wrap;justify-content:flex-end}
.links a,.ghost,.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid var(--line);border-radius:999px;
  padding:10px 14px;
  background:rgba(255,255,255,.035);
  color:var(--ink);
  min-height:42px;
  transition:.18s ease;
  cursor:pointer;
}
.links a:hover,.ghost:hover,.btn:hover{border-color:var(--line2);background:rgba(217,182,111,.08);transform:translateY(-1px)}
.btn{background:linear-gradient(135deg,var(--gold),#8e6b30);border-color:transparent;color:#100f0b;font-weight:700}
.btn.dark{background:#0b0c10;color:var(--ink);border-color:var(--line)}
.hero{padding:80px 0 56px;position:relative}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(310px,.9fr);gap:36px;align-items:center}
.kicker{letter-spacing:.26em;text-transform:uppercase;color:var(--gold);font-size:12px;font-weight:700;margin:0 0 18px}
h1{font-family:Georgia,"Times New Roman",serif;font-size:clamp(42px,7vw,100px);line-height:.88;margin:0;letter-spacing:.02em}
.sub{font-size:clamp(18px,2.4vw,29px);color:var(--gold2);margin:20px 0 0;font-family:Georgia,"Times New Roman",serif}
.lead{font-size:18px;color:rgba(247,241,229,.78);max-width:790px;margin:24px 0 0}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.meta-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.pill{border:1px solid var(--line);border-radius:999px;padding:8px 12px;color:var(--muted);font-size:13px;background:rgba(255,255,255,.035)}
.stage-card{
  min-height:480px;border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(145deg,rgba(255,255,255,.09),rgba(255,255,255,.025));
  box-shadow:var(--shadow);position:relative;overflow:hidden;padding:24px;
}
.stage-card::before{content:"";position:absolute;inset:-80px;background:radial-gradient(circle at 50% 30%,rgba(217,182,111,.18),transparent 34%);pointer-events:none}
.city{position:absolute;inset:auto 0 0 0;height:76%;display:flex;align-items:flex-end;justify-content:center;gap:10px;padding:0 30px 34px;opacity:.9}
.tower{width:12%;max-width:62px;min-width:34px;background:linear-gradient(to bottom,rgba(245,240,231,.18),rgba(245,240,231,.055));border:1px solid rgba(245,240,231,.18);border-radius:8px 8px 0 0;position:relative;box-shadow:inset 0 0 30px rgba(217,182,111,.07)}
.tower::before{content:"";position:absolute;inset:12px 9px;background:repeating-linear-gradient(to bottom,rgba(245,240,231,.18) 0 4px,transparent 4px 13px);opacity:.65}
.tower:nth-child(1){height:32%}.tower:nth-child(2){height:52%}.tower:nth-child(3){height:68%;border-radius:32px 32px 0 0}.tower:nth-child(4){height:88%}.tower:nth-child(5){height:60%;transform:skewX(-4deg)}.tower:nth-child(6){height:78%;border-radius:50% 50% 0 0}.tower:nth-child(7){height:44%}
.eye-mark{position:absolute;top:34px;right:30px;width:110px;height:110px;border:1px solid var(--line2);border-radius:32px;display:grid;place-items:center;background:rgba(8,9,13,.52)}
.eye-mark img{width:74px;height:74px}.caption{position:absolute;left:28px;right:28px;bottom:26px;border-top:1px solid var(--line);padding-top:16px;color:var(--muted);font-size:13px}
.section{padding:62px 0}.section.tight{padding:36px 0}.section h2{font-family:Georgia,"Times New Roman",serif;font-size:clamp(31px,4vw,58px);line-height:1;margin:0 0 18px}.section p{color:rgba(247,241,229,.78)}
.grid{display:grid;grid-template-columns:repeat(12,1fr);gap:16px}.card{border:1px solid var(--line);border-radius:22px;background:rgba(255,255,255,.045);padding:20px;box-shadow:0 14px 38px rgba(0,0,0,.18)}
.card h3{margin:0 0 10px;font-family:Georgia,"Times New Roman",serif;font-size:24px}.card p{margin:0;color:var(--muted)}
.span-3{grid-column:span 3}.span-4{grid-column:span 4}.span-5{grid-column:span 5}.span-6{grid-column:span 6}.span-7{grid-column:span 7}.span-8{grid-column:span 8}.span-12{grid-column:span 12}
.room-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}.room-card{min-height:190px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}.room-card::after{content:"";position:absolute;right:-30px;bottom:-40px;width:120px;height:120px;border:1px solid var(--line2);transform:rotate(18deg);opacity:.35}.room-card .num{color:var(--gold);font-size:12px;letter-spacing:.2em;text-transform:uppercase}.room-card.locked{opacity:.56}.room-card.unlocked{border-color:var(--line2);background:linear-gradient(145deg,rgba(217,182,111,.12),rgba(255,255,255,.04))}
.progress-panel{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 0}.progress-dot{font-size:12px;border:1px solid var(--line);border-radius:999px;padding:7px 10px;color:var(--muted)}.progress-dot.done{border-color:rgba(148,179,143,.6);color:#cfe2c9;background:rgba(148,179,143,.09)}
.footer{margin-top:70px;border-top:1px solid var(--line);padding:34px 0;color:var(--muted);font-size:13px}.footer .wrap{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.footer a{color:var(--ink);border-bottom:1px solid var(--line2)}
.article{padding:58px 0}.article .wrap{max-width:860px}.article h1{font-size:clamp(38px,6vw,72px);margin-bottom:26px}.article h2{font-family:Georgia,"Times New Roman",serif;font-size:32px;margin:38px 0 12px}.article p{font-size:18px;color:rgba(247,241,229,.82)}.article blockquote{margin:28px 0;padding:22px 24px;border-left:4px solid var(--gold);background:rgba(255,255,255,.055);border-radius:0 18px 18px 0;color:#fff}.article .chapter-nav{margin-top:36px;display:flex;gap:12px;flex-wrap:wrap}
.reader-box{border:1px solid var(--line);background:rgba(255,255,255,.045);border-radius:24px;padding:24px;margin:28px 0}.reader-box strong{color:var(--gold2)}
.door-page{min-height:calc(100vh - 74px);display:grid;place-items:center;padding:44px 0}.door-scene{width:min(940px,calc(100% - 34px));display:grid;grid-template-columns:minmax(280px,420px) minmax(0,1fr);gap:34px;align-items:center}.door{height:560px;max-height:70vh;border-radius:22px 22px 10px 10px;background:linear-gradient(90deg,#100f12,#232027 52%,#0d0c0f);border:1px solid var(--line2);box-shadow:var(--shadow), inset 0 0 0 18px rgba(217,182,111,.05);position:relative;cursor:pointer;overflow:hidden}.door::before{content:"";position:absolute;inset:34px;border:1px solid rgba(217,182,111,.22);border-radius:16px}.door::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 72% 55%,rgba(217,182,111,.14),transparent 20%),linear-gradient(90deg,transparent,rgba(255,255,255,.04),transparent);opacity:.9}.handle{position:absolute;right:74px;top:52%;width:24px;height:24px;border-radius:50%;background:var(--gold);box-shadow:0 0 25px rgba(217,182,111,.55);z-index:2}.sigil{position:absolute;left:50%;top:30%;transform:translateX(-50%);width:120px;height:120px;border:1px solid rgba(217,182,111,.42);border-radius:34px;display:grid;place-items:center;z-index:2;background:rgba(0,0,0,.25)}.sigil img{width:82px}.door.open{animation:door-open 1.1s ease forwards}@keyframes door-open{to{transform:perspective(1000px) rotateY(-12deg);filter:brightness(1.25)}}
.console{border:1px solid var(--line);background:rgba(5,6,10,.68);border-radius:24px;padding:24px;box-shadow:var(--shadow)}.console h1{font-size:clamp(34px,5vw,64px)}.log{font-family:"SFMono-Regular",Consolas,monospace;font-size:13px;color:#c6d7c0;background:#07080b;border:1px solid var(--line);border-radius:16px;padding:16px;min-height:110px;white-space:pre-line}.hint{font-size:13px;color:var(--muted);margin-top:10px}
.lab-map{position:relative;min-height:520px;border:1px solid var(--line);border-radius:28px;background:radial-gradient(circle at 50% 50%,rgba(217,182,111,.12),transparent 28%),rgba(255,255,255,.035);overflow:hidden;padding:26px;box-shadow:var(--shadow)}.lab-map::before{content:"";position:absolute;inset:30px;border:1px solid rgba(217,182,111,.22);clip-path:polygon(50% 0,100% 38%,82% 100%,18% 100%,0 38%)}.map-center{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:148px;height:148px;border-radius:48px;border:1px solid var(--line2);display:grid;place-items:center;background:rgba(8,9,13,.82);z-index:2;text-align:center;color:var(--gold2);padding:12px}.map-room{position:absolute;width:170px;min-height:92px;border:1px solid var(--line);border-radius:20px;background:rgba(8,9,13,.75);padding:14px;z-index:3}.map-room b{display:block}.map-room small{color:var(--muted)}.map-room.active{border-color:var(--line2);box-shadow:0 0 36px rgba(217,182,111,.13)}.r-plan{left:7%;top:13%}.r-sound{right:7%;top:13%}.r-body{left:4%;bottom:15%}.r-memory{right:4%;bottom:15%}.r-form{left:50%;bottom:5%;transform:translateX(-50%)}
.game-shell{display:grid;grid-template-columns:minmax(280px,410px) minmax(320px,1fr);gap:24px;align-items:start}.plan-board{border:1px solid var(--line);border-radius:26px;background:rgba(255,255,255,.04);padding:18px;box-shadow:var(--shadow)}#planCanvas{width:100%;height:auto;display:block;border-radius:18px;background:#111318;border:1px solid rgba(245,240,231,.1);touch-action:manipulation}.steps{display:grid;gap:10px;margin-top:18px}.step{border:1px solid var(--line);border-radius:16px;padding:12px;background:rgba(255,255,255,.035);color:var(--muted)}.step.done{color:#d7ead0;border-color:rgba(148,179,143,.55);background:rgba(148,179,143,.08)}.artifact{display:none;margin-top:18px;padding:18px;border:1px solid rgba(148,179,143,.58);background:rgba(148,179,143,.08);border-radius:20px}.artifact.show{display:block}.code{font-family:Consolas,monospace;color:#d7ead0;letter-spacing:.12em}
.notice{padding:13px 15px;border:1px solid var(--line2);border-radius:18px;background:rgba(217,182,111,.07);color:#f3dfb5;font-size:14px}.small{font-size:13px;color:var(--muted)}
.qr-page{min-height:100vh;display:grid;place-items:center;text-align:center;padding:30px}.spinner{width:52px;height:52px;border:3px solid var(--line);border-top-color:var(--gold);border-radius:50%;animation:spin 1s linear infinite;margin:0 auto 20px}@keyframes spin{to{transform:rotate(360deg)}}
@media(max-width:980px){.hero-grid,.door-scene,.game-shell{grid-template-columns:1fr}.stage-card{min-height:420px}.span-3,.span-4,.span-5,.span-6,.span-7,.span-8{grid-column:span 12}.room-grid{grid-template-columns:1fr 1fr}.lab-map{min-height:760px}.map-room{position:relative;left:auto!important;right:auto!important;top:auto!important;bottom:auto!important;transform:none!important;width:auto;margin:12px 0}.map-center{position:relative;left:auto;top:auto;transform:none;margin:0 auto 20px}}
@media(max-width:680px){.nav{height:auto;padding:12px 0;align-items:flex-start}.links{display:none}.hero{padding-top:42px}.room-grid{grid-template-columns:1fr}.door{height:460px}.footer .wrap{display:block}.brand b{font-size:12px}.brand span{font-size:11px}.article p{font-size:16px}}