/* 乐园首页 —— Ludic_Dynamics_Landing_Design_Brief_v1
   深炭蓝 / 近黑承托,暖米白文字,琥珀主行动,克制紫只给 Research;筹备中 = 低饱和 + 明确标记(不是 disabled)。 */
:root{
  --ink:#0d1220; --ink2:#141b2e; --glass:rgba(13,18,32,.62); --glass2:rgba(13,18,32,.82);
  --paper:#f3ead9; --paper2:rgba(243,234,217,.78); --dim:rgba(243,234,217,.56);
  --line:rgba(243,234,217,.18); --gold:#d8b46a; --amber:#f2c063; --amber-ink:#2a1d06;
  --violet:#b9a2f0; --green:#7fd49a; --soon:#c9c3d8;
  --serif:"Cormorant Garamond","Noto Serif SC","Noto Serif JP","Noto Serif KR",Georgia,serif;
  --sans:"Noto Sans SC","Hiragino Sans","Apple SD Gothic Neo",system-ui,sans-serif;
  --mono:ui-monospace,"SF Mono",Menlo,monospace;
  --ease:cubic-bezier(.2,.8,.2,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{background:var(--ink);color:var(--paper);font-family:var(--sans);-webkit-font-smoothing:antialiased}
a{color:inherit}
img{display:block}
.skip{position:absolute;left:-9999px}.skip:focus{left:16px;top:16px;z-index:99;background:var(--paper);color:var(--ink);padding:8px 12px;border-radius:8px}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px}
@view-transition{navigation:auto}
::view-transition-old(root),::view-transition-new(root){animation-duration:.38s}
::view-transition-group(*){animation-duration:.5s;animation-timing-function:cubic-bezier(.2,.8,.2,1)}

/* ── 顶栏 ───────────────────────────── */
.top{position:fixed;inset:0 0 auto;z-index:30;display:flex;align-items:center;gap:16px;padding:22px clamp(16px,3vw,48px) 0;pointer-events:none}
.top>*{pointer-events:auto}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-family:var(--serif);font-size:24px;font-weight:600;letter-spacing:.01em}
.brand img{width:30px;height:30px;border-radius:50%}
.pills{margin-left:auto;display:flex;gap:10px}
.pills a,.lang a{font-family:var(--serif);text-decoration:none;font-size:15px;padding:7px 18px;border-radius:999px;border:1px solid var(--line);background:var(--glass);backdrop-filter:blur(10px);color:var(--paper2);transition:all .2s}
.pills a.on{border-color:var(--gold);color:var(--amber)}
.pills a:hover{color:var(--paper);border-color:var(--paper2)}
.lang{display:flex;gap:2px;padding:3px;border-radius:999px;border:1px solid var(--line);background:var(--glass);backdrop-filter:blur(10px)}
.lang a{border:0;background:none;padding:5px 12px;font-family:var(--sans);font-size:12.5px}
.lang a.on{background:var(--paper);color:var(--ink)}

/* ── 地图(总览) ───────────────────────── */
.overview{overflow:hidden;height:100vh;height:100dvh}
.map{position:fixed;inset:0;overflow:hidden;z-index:0}
.map picture,.map img{position:absolute;left:50%;top:50%;width:max(100vw,177.7vh);height:max(56.27vw,100vh);transform:translate(-50%,-50%);object-fit:cover}
.veil{position:fixed;inset:0;z-index:1;pointer-events:none;background:
  linear-gradient(180deg,rgba(9,12,22,.78) 0%,rgba(9,12,22,.25) 24%,transparent 40%,transparent 76%,rgba(9,12,22,.6) 100%),
  radial-gradient(120% 90% at 50% 50%,transparent 55%,rgba(6,8,16,.55) 100%)}
.park{position:fixed;inset:0;z-index:5}
.intro{position:absolute;left:clamp(16px,4.4vw,72px);top:clamp(78px,10vh,104px);max-width:min(720px,60vw);pointer-events:none}
.intro h1{font-family:var(--serif);font-weight:700;font-size:clamp(28px,3.6vw,52px);line-height:1.15;letter-spacing:.01em;text-shadow:0 2px 28px rgba(0,0,0,.6)}
.intro p{margin-top:12px;font-size:clamp(13px,1.15vw,17px);letter-spacing:.14em;color:var(--paper2);text-shadow:0 1px 14px rgba(0,0,0,.7)}

/* 节点坐标系与地图一致:同一个 cover 盒子 */
.nodes{list-style:none;position:absolute;left:50%;top:50%;width:max(100vw,177.7vh);height:max(56.27vw,100vh);transform:translate(-50%,-50%);pointer-events:none}
.node{--r:clamp(78px,7.4vw,112px);position:absolute;left:calc(var(--x)*1%);top:calc(var(--y)*1%);display:flex;flex-direction:column;align-items:flex-start;gap:10px;pointer-events:auto;transform:translate(calc(var(--r)/-2),calc(var(--r)/-2));--ring:var(--gold);--glow:rgba(242,192,99,.45)}
.pin{display:flex;align-items:center;gap:16px;text-decoration:none}
.node .acts{margin-left:calc(var(--r) + 16px);margin-top:-6px}
.ring{flex:none;position:relative;width:var(--r);aspect-ratio:1;border-radius:50%;padding:6px;background:radial-gradient(circle at 50% 40%,rgba(28,34,56,.92),rgba(10,13,24,.96));border:2px solid var(--ring);box-shadow:0 0 0 4px rgba(13,18,32,.55),0 0 34px var(--glow),inset 0 0 18px rgba(0,0,0,.6);transition:box-shadow .35s,transform .35s var(--ease)}
.ring img{width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 4px 10px rgba(0,0,0,.5))}
.label{display:flex;flex-direction:column;gap:3px;padding:8px 14px 9px 12px;border-radius:12px;background:linear-gradient(90deg,rgba(10,14,26,.72),rgba(10,14,26,.32) 80%,transparent);text-shadow:0 2px 12px rgba(0,0,0,.8)}
.name{font-family:var(--serif);font-size:clamp(22px,2vw,32px);font-weight:600;line-height:1.05;color:var(--paper)}
.sub-brand{font-family:var(--serif);font-size:11px;letter-spacing:.42em;color:var(--dim)}
.line{font-size:clamp(12px,.95vw,14.5px);letter-spacing:.06em;color:var(--paper2)}
.status{display:flex;align-items:center;gap:7px;font-size:12px;letter-spacing:.08em;color:var(--dim)}
.status i{width:7px;height:7px;border-radius:50%;background:var(--soon)}
.s-live .status{color:var(--green)} .s-live .status i{background:var(--green);box-shadow:0 0 8px var(--green);animation:breathe 2.4s ease-in-out infinite}
.s-live::before{content:"";position:absolute;left:calc(var(--r)/2);top:calc(var(--r)/2);width:46vh;height:46vh;transform:translate(-50%,-50%);border-radius:50%;background:radial-gradient(closest-side,rgba(242,192,99,.22),transparent);pointer-events:none;z-index:-1;animation:breathe 4s ease-in-out infinite}
.s-ready .status{color:var(--violet)} .s-ready .status i{background:var(--violet)}
.a-violet{--ring:var(--violet);--glow:rgba(185,162,240,.4)}
/* 筹备中:低饱和、辉光收敛(避免看似可玩),但标签照样可读、可 hover、可点 */
.s-soon{--ring:rgba(201,195,216,.55);--glow:rgba(201,195,216,.12)}
.s-soon .ring img{filter:grayscale(.75) brightness(.86) drop-shadow(0 4px 10px rgba(0,0,0,.5))}
.s-soon .name{color:rgba(243,234,217,.9)}
.node.center{--r:clamp(120px,11.5vw,176px);align-items:center;transform:translate(-50%,calc(var(--r)/-2))}
.node.center .pin{flex-direction:column;gap:10px;text-align:center}
/* 贴右边缘的节点:标签放到圆圈左侧 */
.node.flip{align-items:flex-end;transform:translate(calc(-100% + var(--r)/2),calc(var(--r)/-2))}
.node.flip .pin{flex-direction:row-reverse;text-align:right}
.node.flip .label{align-items:flex-end;background:linear-gradient(270deg,rgba(10,14,26,.72),rgba(10,14,26,.32) 80%,transparent);padding:8px 12px 9px 14px}
.node.flip .acts{margin:-6px calc(var(--r) + 16px) 0 0}
.node.center .label{align-items:center;background:radial-gradient(closest-side,rgba(10,14,26,.72),transparent);padding:10px 28px}
.node.center .ring{padding:10px}
.node.center .sub-brand{order:5;margin-top:6px;display:flex;align-items:center;gap:12px}
.node.center .sub-brand::before,.node.center .sub-brand::after{content:"";width:36px;height:1px;background:var(--line)}
.node{transition:opacity .35s,filter .35s}
.park.has-focus .node:not(.is-on){opacity:.55;filter:saturate(.6)}
.node.is-on{z-index:3}
.node.is-on .ring{transform:scale(1.1);box-shadow:0 0 0 4px rgba(13,18,32,.55),0 0 70px var(--glow),inset 0 0 18px rgba(0,0,0,.6)}
.ring::after{content:"";position:absolute;inset:-9px;border-radius:50%;border:1px dashed var(--ring);opacity:0;transform:rotate(0) scale(.92);transition:opacity .35s,transform .5s var(--ease)}
.node.is-on .ring::after{opacity:.75;transform:scale(1);animation:orbit 14s linear infinite}
.node.is-on .label{transform:translateX(6px)}.node.flip.is-on .label{transform:translateX(-6px)}
.label{transition:transform .35s var(--ease)}
.node.is-on .line{color:var(--paper)}
.ov-hint{margin-top:6px;font-size:11.5px;letter-spacing:.2em;color:var(--gold);opacity:.8}
.node.center.is-on .ov-hint{opacity:1}
@keyframes orbit{to{transform:rotate(360deg)}}
/* 跟着被指地点走的一束光(地图层之上、节点之下) */
.spot{position:fixed;inset:0;z-index:4;pointer-events:none;opacity:0;transition:opacity .45s;background:radial-gradient(circle 34vh at var(--sx,50%) var(--sy,50%),rgba(255,214,140,.16),transparent 70%),radial-gradient(circle 120vh at var(--sx,50%) var(--sy,50%),transparent 30%,rgba(5,8,16,.42) 80%)}
.spot.on{opacity:1}
.spot[data-status="soon"]{background:radial-gradient(circle 30vh at var(--sx,50%) var(--sy,50%),rgba(220,215,240,.1),transparent 70%),radial-gradient(circle 120vh at var(--sx,50%) var(--sy,50%),transparent 30%,rgba(5,8,16,.42) 80%)}
.spot[data-status="ready"]{background:radial-gradient(circle 32vh at var(--sx,50%) var(--sy,50%),rgba(185,162,240,.16),transparent 70%),radial-gradient(circle 120vh at var(--sx,50%) var(--sy,50%),transparent 30%,rgba(5,8,16,.42) 80%)}
.s-soon.is-on{--glow:rgba(201,195,216,.3)}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--serif);font-weight:600;font-size:16px;text-decoration:none;white-space:nowrap;padding:11px 26px;border-radius:999px;border:1px solid var(--line);background:var(--glass);backdrop-filter:blur(10px);color:var(--paper);cursor:pointer;transition:transform .2s,background .2s,border-color .2s}
.btn:hover{transform:translateY(-1px);border-color:var(--paper2)}
.btn.main{background:linear-gradient(180deg,#f6cd78,#e8b252);border-color:#f6cd78;color:var(--amber-ink);box-shadow:0 8px 28px rgba(242,192,99,.28)}
.btn.ghost.strong{border-color:rgba(243,234,217,.55)}
.a-violet .btn.ghost.strong{border-color:var(--violet);color:#e3d8ff}
.node .acts .btn{font-size:clamp(14px,1.05vw,16px);padding:9px 22px}

/* 底部常驻:现在可玩 */
.now{position:absolute;left:50%;bottom:clamp(16px,3.4vh,34px);transform:translateX(-50%);display:flex;align-items:center;gap:14px;padding:6px 6px 6px 22px;border-radius:999px;background:var(--glass2);border:1px solid var(--line);backdrop-filter:blur(12px);text-decoration:none;font-size:14px;color:var(--green);letter-spacing:.06em;box-shadow:0 10px 40px rgba(0,0,0,.4)}
.now .dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 8px var(--green);animation:breathe 2.4s ease-in-out infinite}
.now b{font-family:var(--serif);font-size:17px;color:var(--amber-ink);background:linear-gradient(180deg,#f6cd78,#e8b252);padding:10px 26px;border-radius:999px;margin-left:6px;border-left:0}
@keyframes breathe{50%{opacity:.45}}

/* ── 预览层 ───────────────────────────── */
.pv{position:fixed;inset:0;z-index:20;display:flex;align-items:center;justify-content:center;padding:clamp(70px,9vh,96px) clamp(16px,3vw,48px) clamp(70px,9vh,96px);pointer-events:none}
.pv[hidden]{display:none}
.pv.on{pointer-events:auto}
.pv::before{content:"";position:absolute;inset:0;background:rgba(6,9,18,.5);backdrop-filter:blur(3px);opacity:0;transition:opacity .3s}
.pv.on::before{opacity:1}
.pv-frame{position:relative;pointer-events:auto;width:min(1440px,100%);height:100%;display:grid;grid-template-columns:minmax(220px,300px) 1fr;gap:18px;padding:18px;border-radius:22px;background:linear-gradient(180deg,rgba(18,24,42,.92),rgba(11,15,28,.94));border:1px solid rgba(216,180,106,.45);box-shadow:0 40px 120px rgba(0,0,0,.6),inset 0 0 0 1px rgba(255,255,255,.03);opacity:0;transform:scale(.96);transform-origin:var(--ox,50%) var(--oy,50%);transition:opacity .28s var(--ease),transform .38s var(--ease)}
.pv.on .pv-frame{opacity:1;transform:none}
.pv-frame::before,.pv-frame::after{content:"✦";position:absolute;color:var(--gold);font-size:18px;top:-12px;left:50%;transform:translateX(-50%);text-shadow:0 0 12px rgba(216,180,106,.7)}
.pv-frame::after{top:auto;bottom:-12px}
.pv-rail{list-style:none;display:flex;flex-direction:column;gap:10px;overflow:auto}
.pv-rail a{position:relative;display:grid;grid-template-columns:52px 1fr;gap:12px;align-items:center;padding:10px;border-radius:14px;border:1px solid var(--line);background:rgba(255,255,255,.02);text-decoration:none;transition:border-color .2s,background .2s}
.pv-rail img{width:52px;height:52px;object-fit:contain}
.pv-rail b{display:block;font-family:var(--serif);font-size:19px;font-weight:600}
.pv-rail small{display:block;font-size:11.5px;color:var(--dim);margin-top:2px}
.pv-rail .s-soon img{filter:grayscale(.75) brightness(.86)}
.pv-rail em{position:absolute;right:12px;bottom:8px;font-style:normal;font-size:11px;color:var(--gold);opacity:0;transition:opacity .2s}
.pv-rail a.on em,.pv-rail a:hover em{opacity:1}
.pv-rail a.on{border-color:var(--gold);background:rgba(216,180,106,.08);box-shadow:inset 0 0 0 1px rgba(216,180,106,.25)}
.pv-stage{display:grid;grid-template-rows:1fr auto;gap:16px;min-height:0}
.pv-media{position:relative;min-height:0;border-radius:14px;overflow:hidden;background:#090c16;border:1px solid var(--line)}
.media{position:relative;border-radius:14px;overflow:hidden;background:#090c16;border:1px solid var(--line)}
.pv-media img,.pv-media video,.media img,.media video{width:100%;height:100%;object-fit:cover;display:block}
.pv-media iframe{position:absolute;inset:0;width:100%;height:100%;border:0;display:block;pointer-events:none}
.mix iframe{position:absolute;inset:0;width:100%;height:100%;border:0;display:block;pointer-events:none;opacity:0;transition:opacity 1.2s ease}
.mix video{transition:opacity 1.2s ease}
.mix.alt iframe{opacity:1}.mix.alt video{opacity:0}
.pv-media.s-soon img,.pv-media.s-soon video{filter:saturate(.72) brightness(.9)}
.tag{position:absolute;left:14px;top:14px;font-size:12px;letter-spacing:.12em;padding:6px 12px;border-radius:8px;border:1px solid var(--line);background:var(--glass2);backdrop-filter:blur(8px)}
.tag.real{color:var(--green);border-color:rgba(127,212,154,.4)}
.pv-copy{display:grid;gap:10px;padding:0 6px 4px}
.pv-head{display:flex;align-items:center;gap:16px}
.pv-badge{width:64px;height:64px;object-fit:contain}
.pv-name{font-family:var(--serif);font-size:clamp(26px,2.4vw,38px);line-height:1.05}
.pv-line{color:var(--paper2);font-size:14px;letter-spacing:.06em;margin-top:4px}
.pv-status{margin-left:auto;font-size:13px;padding:6px 14px;border-radius:999px;border:1px solid var(--line);color:var(--dim);white-space:nowrap}
.pv-status.s-live{color:var(--green);border-color:rgba(127,212,154,.45)}.pv-status.s-ready{color:var(--violet);border-color:rgba(185,162,240,.45)}
.pv-pitch{color:var(--paper2);font-size:15px;line-height:1.75;max-width:78ch}
.pv-acts{display:flex;flex-wrap:wrap;gap:10px}


/* ── 产品展示页 ───────────────────────── */
.productpage{min-height:100vh}
.back{position:fixed;left:clamp(16px,3vw,48px);top:76px;z-index:45;display:inline-flex;align-items:center;gap:8px;font-family:var(--serif);font-size:18px;font-weight:700;text-decoration:none;padding:12px 24px;border-radius:999px;background:linear-gradient(180deg,#f6cd78,#e8b252);color:var(--amber-ink);box-shadow:0 10px 30px rgba(0,0,0,.45),0 0 0 4px rgba(13,18,32,.55)}
.back:hover{transform:translateY(-1px)}
.product{padding-bottom:40px}
.crumbs{position:absolute;left:clamp(16px,3vw,48px);top:136px;z-index:4;display:flex;gap:8px;font-size:13px;color:var(--dim);letter-spacing:.06em}
.crumbs a{text-decoration:none}.crumbs a:hover{color:var(--paper)}
.hero{position:relative;min-height:min(88vh,860px);display:flex;align-items:flex-end;padding:180px clamp(16px,4.4vw,72px) 64px;background:var(--scene) center/cover no-repeat}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(9,12,22,.72) 0%,rgba(9,12,22,.2) 30%,rgba(9,12,22,.55) 62%,var(--ink) 100%),linear-gradient(90deg,rgba(9,12,22,.75),transparent 60%)}
.s-soon .hero{filter:saturate(.8)}
.hero-in{position:relative;max-width:760px}
.hero .badge{width:104px;height:104px;object-fit:contain;margin-bottom:14px;filter:drop-shadow(0 8px 24px rgba(0,0,0,.6))}
.s-soon .hero .badge{filter:grayscale(.6) drop-shadow(0 8px 24px rgba(0,0,0,.6))}
.hero .status{margin-bottom:10px;font-size:13px}
.hero h1{font-family:var(--serif);font-size:clamp(40px,5.4vw,80px);line-height:1;font-weight:700;text-shadow:0 4px 30px rgba(0,0,0,.6)}
.hero h1 small{font-size:.28em;letter-spacing:.4em;color:var(--dim);vertical-align:middle}
.hero .line{margin-top:12px;font-size:clamp(15px,1.4vw,19px);letter-spacing:.08em;color:var(--paper2)}
.hero .pitch{margin-top:18px;font-size:clamp(15px,1.25vw,18px);line-height:1.85;color:var(--paper);max-width:62ch;text-shadow:0 1px 16px rgba(0,0,0,.6)}
.hero .acts{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.body{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.25fr);gap:clamp(24px,4vw,64px);align-items:start;padding:24px clamp(16px,4.4vw,72px) 40px;max-width:1500px;margin:0 auto}
.body .text p{font-size:16px;line-height:1.9;color:var(--paper2);margin-bottom:16px}
.body .media{aspect-ratio:16/9}
.kids{list-style:none;display:grid;gap:10px;margin:8px 0 20px}
.kids a{display:block;padding:14px 18px;border-radius:12px;border:1px solid var(--line);background:rgba(255,255,255,.02);text-decoration:none;font-family:var(--serif);font-size:19px}
.kids a:hover{border-color:var(--gold)}
.side-by-side{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px;margin-top:22px}
.side-by-side .wl{margin-top:0}
.aside{display:grid;gap:16px}
.hubcard{position:relative;padding:22px;border-radius:16px;border:1px solid var(--line);background:var(--ink2);display:flex;flex-direction:column;gap:6px;align-items:flex-start}
.hubcard h3{font-family:var(--serif);font-size:22px}
.hubcard p{font-size:14px;line-height:1.7;color:var(--dim);margin:2px 0 10px}
.tag-old{font-size:11px;letter-spacing:.14em;padding:3px 10px;border-radius:999px;border:1px solid rgba(201,195,216,.45);color:var(--soon)}
.wl{margin-top:22px;padding:22px;border-radius:16px;border:1px solid var(--line);background:var(--ink2)}
.wl h3{font-family:var(--serif);font-size:22px}
.wl p{font-size:14px;color:var(--dim);margin:6px 0 14px}
.wl .row{display:flex;gap:10px;flex-wrap:wrap}
.wl input{flex:1 1 220px;min-width:0;padding:12px 16px;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--paper);font:15px var(--sans)}
.wl .wl-msg{min-height:1.2em;margin:10px 0 0;color:var(--green)}.wl .wl-msg.err{color:#f0a08a}
.foot{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:28px clamp(16px,4.4vw,72px);border-top:1px solid var(--line);color:var(--dim);font-size:13px}
.foot a{text-decoration:none;color:var(--paper2)}

/* ── 手机:纵向地图 + 入口列表,不强迫缩放 ── */
@media (max-aspect-ratio: 4/5), (max-width: 760px){
  .overview{overflow:auto;height:auto}
  .map{position:absolute;height:100vh;height:100svh}
  .map picture,.map img{width:100vw;height:177.7vw;min-height:100%}
  .veil{position:absolute;height:100vh;height:100svh}
  .park{position:relative;inset:auto}
  .top{position:absolute;padding:14px 14px 0;gap:8px}
  .brand{font-size:18px}.brand img{width:22px;height:22px}
  .pills{display:none}
  .lang a{padding:4px 9px;font-size:11.5px}
  .intro{position:relative;left:auto;top:auto;max-width:none;padding:68px 16px 0}
  .intro h1{font-size:26px}.intro p{font-size:12.5px;letter-spacing:.08em}
  .nodes{position:relative;left:auto;top:auto;transform:none;width:auto;height:auto;display:grid;gap:12px;padding:46vh 16px 110px}
  .node,.node.center,.node.flip{--r:64px;transform:none;align-items:center;position:relative;left:auto;top:auto;flex-direction:row;align-items:center;gap:12px;padding:12px;border-radius:16px;background:var(--glass2);border:1px solid var(--line);backdrop-filter:blur(10px)}
  .node.center{order:-1}
  .node,.node.center,.node.flip{flex-wrap:wrap}
  .node .acts,.node.flip .acts{margin:0 0 0 76px;flex-basis:100%}
  .node .acts .btn{width:auto}
  .pin{flex:1;min-width:0;gap:12px}
  .node.center .pin,.node.flip .pin{flex-direction:row;text-align:left}
  .node.flip .label{align-items:flex-start;background:none;padding:0}
  .node.flip .acts{margin:0}
  .node.center .label{align-items:flex-start;padding:0;background:none}
  .node.center .ring,.ring{padding:5px}
  .node.center .sub-brand::before,.node.center .sub-brand::after{display:none}
  .label{background:none;padding:0}
  .name{font-size:22px}
  .node .acts .btn{padding:8px 14px;font-size:14px}
  .now{position:fixed;bottom:14px;z-index:15;white-space:nowrap}
  .pv{padding:58px 10px 14px}
  .pv-frame{grid-template-columns:1fr;grid-template-rows:auto 1fr;padding:12px;gap:12px}
  .pv-rail{flex-direction:row;overflow-x:auto;gap:8px}
  .pv-rail a{grid-template-columns:36px auto;padding:6px 10px 6px 6px;white-space:nowrap}
  .pv-rail img{width:36px;height:36px}.pv-rail small{display:none}.pv-rail b{font-size:15px}
  .pv-stage{grid-template-rows:minmax(160px,40vh) auto}
  .pv-status{margin-left:0}
  .pv-head{flex-wrap:wrap}
  .back{top:auto;bottom:16px;left:16px;font-size:16px;padding:11px 20px}
  .crumbs{top:64px;left:16px}
  .hero{padding:120px 16px 40px;min-height:78vh}
  .body{grid-template-columns:1fr;padding:16px 16px 90px}
}
@media (prefers-reduced-motion: reduce){
  *{animation:none!important;transition:none!important}
}

/* ── 片(reel):封面 → 演示,交叉渐变 ─────────── */
.reel .layer,.pv-media .layer{position:absolute;inset:0;opacity:0;transition:opacity .9s ease;background:#090c16}
.reel .layer.on,.pv-media .layer.on{opacity:1}
.layer img,.layer video,.layer iframe{width:100%;height:100%;object-fit:cover;display:block;border:0}
.layer iframe{pointer-events:none}
.layer.contain img,.layer.contain video{object-fit:contain}
.layer.on img{animation:kb 7s ease-out both}
.layer.contain.on img{animation:none}
@keyframes kb{from{transform:scale(1.06)}to{transform:scale(1)}}
.reel .cover{width:100%;height:100%;object-fit:cover}
.pv-media .tag,.reel .tag{z-index:3}
.tag.dev{color:#f2c063;border-color:rgba(242,192,99,.45)}
.tag.paper,.tag.flow{color:var(--violet);border-color:rgba(185,162,240,.45)}
.dots{position:absolute;right:14px;bottom:12px;z-index:3;display:flex;gap:6px;list-style:none}
.dots li{width:6px;height:6px;border-radius:50%;background:rgba(243,234,217,.35);transition:all .3s}
.dots li.on{width:18px;border-radius:4px;background:var(--amber)}

/* ── 圆圈 hover 翻成角色 ───────────────────── */
.ring{perspective:600px}
.fx{position:relative;display:block;width:100%;height:100%;transform-style:preserve-3d;transition:transform .7s cubic-bezier(.3,1.4,.5,1)}
.fx img{position:absolute;inset:0;width:100%;height:100%;backface-visibility:hidden;-webkit-backface-visibility:hidden}
.fx .fx-f{object-fit:contain}
.fx .fx-b{object-fit:cover;border-radius:50%;transform:rotateY(180deg)}
.node.is-on .fx{transform:rotateY(180deg)}
.s-soon .fx .fx-b{filter:saturate(.7) brightness(.92)}
@media (prefers-reduced-motion: reduce){.node.is-on .fx{transform:none}}

/* 10-06 hover 修:命中区只算圆圈+标签+按钮(不算整块 li),翻转时不改命中区(否则侧转到 90° 指针"出界"→来回抖) */
.node{pointer-events:none}
.node .pin,.node .acts{pointer-events:auto}
.fx,.fx img{pointer-events:none}
.fx{transition:transform .55s cubic-bezier(.4,0,.2,1)}
.node.is-on .ring{transform:scale(1.04)}
.node.is-on .ring::after{opacity:.5}
.node.is-on .label,.node.flip.is-on .label{transform:none}
.label{padding-right:10px}
.node.flip .label{padding-left:10px}

/* 10-06 圆圈重做:正圆、细而均匀的单线边框;不要内阴影双圈、不要虚线轨道(看着像椭圆的「0」) */
.ring{padding:0;border:1.5px solid var(--ring);background:#0c1120;box-shadow:0 0 22px var(--glow);aspect-ratio:1/1;height:var(--r);width:var(--r);border-radius:50%;overflow:hidden;perspective:none}
.node.center .ring{padding:0}
.ring::after{display:none!important}
.node.is-on .ring{transform:none;box-shadow:0 0 34px var(--glow)}
.fx{width:100%;height:100%;border-radius:50%}
.fx img{border-radius:50%;filter:none}
.fx .fx-f{object-fit:contain;padding:14%;box-sizing:border-box;filter:drop-shadow(0 3px 8px rgba(0,0,0,.5))}
.s-soon .fx .fx-f{filter:grayscale(.75) brightness(.86)}
.fx .fx-b{object-fit:cover}
.fx{transform-style:preserve-3d}

/* 10-06 总览可往下滚:第一屏 = 地图(stage),下面是烘焙的「关于」正文 + 页脚 */
.overview{overflow-x:hidden;overflow-y:auto;height:auto}
.overview .top{position:absolute}
.stage{position:relative;height:100vh;height:100dvh;overflow:hidden}
.stage .map,.stage .veil,.stage .park{position:absolute}
.more{position:absolute;right:clamp(16px,3vw,48px);bottom:clamp(18px,3.6vh,36px);z-index:6;font-size:12.5px;letter-spacing:.12em;color:var(--dim);text-decoration:none;padding:7px 14px;border-radius:999px;border:1px solid var(--line);background:var(--glass);backdrop-filter:blur(8px)}
.more:hover{color:var(--paper)}
.about{background:linear-gradient(180deg,#0b0f1c,var(--ink) 30%);border-top:1px solid var(--line)}
.about-in{max-width:1180px;margin:0 auto;padding:72px clamp(16px,4vw,48px) 48px}
.about .kicker{font-size:12px;letter-spacing:.24em;color:var(--gold);text-transform:uppercase}
.about h2{font-family:var(--serif);font-size:clamp(26px,3vw,40px);line-height:1.2;margin-top:10px}
.about h2.sub{font-size:clamp(22px,2.2vw,30px);margin-top:56px}
.about .lede{margin-top:12px;font-size:15.5px;line-height:1.85;color:var(--paper2);max-width:72ch}
.about .grid{list-style:none;display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px;margin-top:22px}
.about .grid li{padding:18px 20px;border-radius:14px;border:1px solid var(--line);background:rgba(255,255,255,.02)}
.about .grid h3{font-family:var(--serif);font-size:21px;font-weight:600}
.about .grid h3 a{text-decoration:none}.about .grid h3 a:hover{color:var(--amber)}
.about .grid h3 small{font-family:var(--sans);font-size:12px;font-weight:400;color:var(--dim);margin-left:6px}
.about .grid p{margin-top:8px;font-size:14px;line-height:1.75;color:var(--paper2)}
.about .grid b{color:var(--paper);font-weight:500;margin-right:6px}
.sitefoot{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:28px;padding:44px clamp(16px,4.4vw,72px) 30px;border-top:1px solid var(--line);background:#0a0e19;color:var(--dim);font-size:14px}
.sitefoot h4{font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--paper2);font-weight:500;margin-bottom:12px}
.sitefoot ul{list-style:none;display:grid;gap:8px}
.sitefoot a{text-decoration:none;color:var(--dim)}.sitefoot a:hover{color:var(--amber)}
.sitefoot .brand{font-size:20px;color:var(--paper)}
.sitefoot .sf-brand p{margin-top:10px}
.sitefoot .sf-copy{grid-column:1/-1;border-top:1px solid var(--line);padding-top:16px;font-size:12.5px}
@media (max-width:760px){.sitefoot{grid-template-columns:1fr 1fr}.sitefoot .sf-brand{grid-column:1/-1}}
@media (max-aspect-ratio: 4/5), (max-width: 760px){.stage{height:auto;overflow:visible}.more{display:none}}

/* hover 翻面改 2D:圆圈里先压扁再换成角色,命中区不变、不再抖 */
.fx,.node.is-on .fx{transform:none;transition:none}
.fx .fx-b{transform:none;opacity:0}
.fx .fx-f,.fx .fx-b{transition:opacity .01s linear .2s}
.node.is-on .fx .fx-f{opacity:0}
.node.is-on .fx .fx-b{opacity:1}
.node.is-on .fx{animation:squeeze .42s ease-in-out}
.node.was-on .fx{animation:squeeze2 .42s ease-in-out}
@keyframes squeeze{0%,100%{transform:scaleX(1)}50%{transform:scaleX(.04)}}
@keyframes squeeze2{0%,100%{transform:scaleX(1)}50%{transform:scaleX(.04)}}

/* 关于:弹层(10-06 niko:不放首页下方;Hub/路线图属于引擎页) */
.about[hidden]{display:none}
.about{position:fixed;inset:0;z-index:50;display:flex;align-items:center;justify-content:center;padding:6vh 16px;background:rgba(6,9,18,.62);backdrop-filter:blur(6px);border:0;opacity:0;transition:opacity .25s}
.about.on{opacity:1}
.about-in{position:relative;max-width:1080px;width:100%;max-height:88vh;overflow:auto;padding:40px clamp(18px,3vw,40px) 32px;border-radius:20px;background:linear-gradient(180deg,rgba(18,24,42,.97),rgba(11,15,28,.98));border:1px solid rgba(216,180,106,.4)}
.about-x{position:absolute;right:calc(50% - min(540px,50vw - 16px) + 14px);top:calc(6vh + 12px);z-index:2;width:34px;height:34px;border-radius:50%;border:1px solid var(--line);background:var(--glass2);color:var(--paper);cursor:pointer}
.about h2.sub{margin-top:30px}

/* 翻面加快(niko 10-06:太慢、烦):0.22s,中点换图 */
.fx .fx-f,.fx .fx-b{transition:opacity .01s linear .1s}
.node.is-on .fx{animation:squeeze .22s ease-in-out}
.node.was-on .fx{animation:squeeze2 .22s ease-in-out}

/* 顶栏底衬(niko 10-06:往下拉时渐变和后面内容叠在一起 → 做厚):固定顶栏 + 更厚的渐变;滚动后变成实底毛玻璃 */
.top,.overview .top{position:fixed;padding-bottom:18px}
.top::before{content:"";position:absolute;inset:0 0 -36px 0;z-index:-1;pointer-events:none;background:linear-gradient(180deg,rgba(9,12,22,.92) 0%,rgba(9,12,22,.78) 55%,rgba(9,12,22,0) 100%);transition:background .3s,inset .3s}
.top.scrolled::before{inset:0;background:rgba(10,14,26,.9);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.top.scrolled{padding-bottom:14px}

/* 圆圈底:用该地点自己的场景图(暗化 + 轻微模糊),图标浮在上面;筹备中的底图也去饱和 */
.ring{background:radial-gradient(circle,rgba(10,14,26,.35),rgba(10,14,26,.7)),var(--ringbg) center/cover no-repeat,#0c1120}
.s-soon .ring{background:radial-gradient(circle,rgba(14,18,30,.5),rgba(14,18,30,.78)),var(--ringbg) center/cover no-repeat,#0c1120;filter:saturate(.55)}
.s-soon.is-on .ring{filter:none}

/* 10-06 niko:默认显示角色,hover 翻成图标 */
.fx .fx-f{opacity:0}
.fx .fx-b{opacity:1}
.node.is-on .fx .fx-f{opacity:1}
.node.is-on .fx .fx-b{opacity:0}
.s-soon .fx .fx-b{filter:saturate(.6) brightness(.9)}
.s-soon.is-on .fx .fx-f{filter:none}
.s-soon .ring{filter:none}
.s-soon .fx .fx-b{filter:saturate(.8) brightness(.92)}