@import url("https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:ital,wght@0,400;0,500;0,600;0,700;0,800;1,400&display=swap");
:root{--bg:#f4efe6;--paper:#fffdf8;--ink:#211810;--muted:#766a5c;--red:#b9352d;--gold:#c58a24;--line:#d9c8af;--dark:#17120d;--green:#1d6b52}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at top,#fffaf1 0,#f4efe6 50%,#ece2d3 100%);color:var(--ink);font-family:"Be Vietnam Pro",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;min-height:100vh;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}.topbar{max-width:1240px;margin:auto;padding:28px 22px 16px;display:flex;align-items:end;justify-content:space-between;gap:20px}.eyebrow{font-size:12px;font-weight:800;letter-spacing:.14em;color:var(--red)}h1{font-family:"Be Vietnam Pro",ui-sans-serif,sans-serif;font-weight:800;font-size:clamp(26px,4vw,44px);margin:4px 0 5px}.topbar p{margin:0;color:var(--muted)}button{font:inherit;cursor:pointer;border:0}.ghost,.secondary{background:var(--paper);border:1px solid var(--line);color:var(--ink);border-radius:14px;padding:12px 18px;font-weight:750}.shell{max-width:1240px;margin:auto;padding:8px 22px 34px;display:grid;grid-template-columns:minmax(320px,590px) minmax(330px,1fr);gap:24px}.stage,.story-panel{background:rgba(255,253,248,.9);border:1px solid rgba(190,164,126,.58);box-shadow:0 18px 50px rgba(67,43,20,.08);border-radius:22px}.stage{padding:15px}.game-meta{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:12px}.game-meta b,.game-meta span{display:block}.game-meta>div:first-child span{font-size:13px;color:var(--muted);margin-top:3px}.players{display:flex;align-items:center;gap:7px;font-size:13px;white-space:nowrap}.players span{display:inline}.players small{color:var(--muted)}.red-dot,.black-dot{width:10px;height:10px;border-radius:50%}.red-dot{background:#d23d31}.black-dot{background:#29231d}.board-wrap{position:relative;width:100%;aspect-ratio:9/10;padding:5.2%;border-radius:18px;background:linear-gradient(135deg,#dfb97f,#f1d6a6 45%,#d8a968);box-shadow:inset 0 0 0 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50.6%),linear-gradient(-45deg,transparent 49.4%,#4f2d13 49.6%,#4f2d13 50.4%,transparent 50.6%)}.palace.top{top:0}.palace.bottom{bottom:0}.piece{position:absolute;transform:translate(-50%,-50%);width:clamp(32px,8.2%,52px);aspect-ratio:1;border-radius:50%;display:grid;place-items:center;font-family:"Noto Serif SC","Songti SC","SimSun",serif;font-size:clamp(20px,4.4vw,33px);font-weight:800;background:radial-gradient(circle at 38% 30%,#fff5d6,#e4b86d 70%,#b87b2e);border:2px solid #5f3515;box-shadow:0 3px 6px rgba(54,29,9,.28),inset 0 0 0 2px rgba(255,248,211,.65);z-index:3;transition:left .28s ease,top .28s ease,opacity .2s}.piece.red{color:#c62820;border-color:#9e241d}.piece.black{color:#1c1712}.overlay{position:absolute;inset:5.2%;width:89.6%;height:89.6%;pointer-events:none;z-index:5}.move-arrow{stroke:#c43b31;stroke-width:8;stroke-linecap:round;opacity:.8}.move-ring{fill:none;stroke-width:7}.move-ring.from{stroke:#e8b221}.move-ring.to{stroke:#1d8aa3}.controls{display:grid;grid-template-columns:1fr 1.3fr auto;gap:9px;margin-top:13px}.primary{border-radius:14px;padding:13px 18px;background:linear-gradient(135deg,#c63b31,#a82320);color:white;font-weight:800;box-shadow:0 8px 18px rgba(185,53,45,.2)}.secondary:disabled,.primary:disabled{opacity:.42;cursor:not-allowed}.icon-btn{width:52px}.progress-row{display:grid;grid-template-columns:auto 1fr auto;gap:10px;align-items:center;font-size:12px;color:var(--muted);margin-top:12px}.progress{height:6px;border-radius:99px;background:#eadfce;overflow:hidden}.progress i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--red),var(--gold));transition:width .25s}.story-panel{padding:24px;display:flex;flex-direction:column;min-height:650px}.chapter-tag{display:inline-flex;align-self:flex-start;padding:7px 11px;border-radius:99px;background:#fff0d6;color:#9b5e00;font-size:11px;font-weight:850;letter-spacing:.1em}.story-panel h2{font-family:"Be Vietnam Pro",ui-sans-serif,sans-serif;font-weight:800;font-size:clamp(26px,3.2vw,39px);line-height:1.25;letter-spacing:-.02em;margin:14px 0 10px}.lead{font-family:"Be Vietnam Pro",ui-sans-serif,sans-serif;font-weight:400;font-size:17px;line-height:1.8;color:#4f4337}.insight-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.insight-grid article,.lesson{border:1px solid #eadcc9;background:#fffaf2;border-radius:16px;padding:15px}.insight-grid h3,.lesson h3{font-size:13px;margin:0 0 7px;color:#6e4b25}.insight-grid p,.lesson li{font-size:14px;line-height:1.55;margin:0}.lesson{margin-top:10px}.lesson ul{padding-left:18px;margin:0;display:grid;gap:4px}.hook{margin-top:auto;border-left:4px solid var(--gold);padding:13px 14px;background:#fff7e8;border-radius:0 14px 14px 0}.hook span{font-size:11px;font-weight:850;color:#9a6205}.hook p{margin:4px 0 0;font-weight:700}.ai-state{font-size:12px;color:var(--muted);margin-top:12px}.ending{margin-top:12px;background:linear-gradient(135deg,#20170f,#3a2819);color:#fff8eb;border-radius:17px;padding:17px}.ending-label{font-size:10px;letter-spacing:.14em;color:#e8b75b;font-weight:900}.ending h3{font-family:"Be Vietnam Pro",ui-sans-serif,sans-serif;font-weight:800;font-size:24px;margin:5px 0}.ending p{line-height:1.55}.ending small{color:#d8c4a3}.hidden{display:none!important}dialog{border:0;padding:0;background:transparent;width:min(780px,94vw)}dialog::backdrop{background:rgba(24,17,10,.7);backdrop-filter:blur(5px)}.library-card{background:#fffdf8;border-radius:22px;padding:20px;max-height:86vh;overflow:auto}.library-head{display:flex;justify-content:space-between;align-items:start}.library-head h2{margin:5px 0 12px;font-family:"Be Vietnam Pro",ui-sans-serif,sans-serif;font-weight:800}.close{font-size:30px;background:none}.filters{display:grid;grid-template-columns:1fr 180px;gap:9px}.filters input,.filters select{border:1px solid var(--line);border-radius:12px;padding:11px;background:#fff}.game-list{display:grid;gap:9px;margin-top:13px}.game-card{border:1px solid #e1d2bd;border-radius:15px;padding:13px;background:#fff;display:flex;justify-content:space-between;align-items:center;text-align:left}.game-card:hover{border-color:#b9352d}.game-card strong{display:block}.game-card small{color:var(--muted)}.source-chip{font-size:10px;background:#f5ead9;border-radius:99px;padding:6px 8px;color:#7a552b}@media(max-width:900px){.shell{grid-template-columns:1fr;max-width:680px}.story-panel{min-height:auto}.hook{margin-top:18px}.topbar{align-items:center}.topbar p{display:none}}@media(max-width:560px){.topbar{padding:18px 12px 8px}.topbar h1{font-size:25px}.ghost{padding:9px 12px}.shell{padding:6px 8px 24px;gap:10px}.stage{padding:9px;border-radius:16px}.game-meta{align-items:flex-start}.players{display:none}.board-wrap{border-radius:12px}.controls{grid-template-columns:1fr 1.35fr auto}.controls button{padding:12px 8px;font-size:14px}.story-panel{padding:18px;border-radius:16px}.insight-grid{grid-template-columns:1fr}.filters{grid-template-columns:1fr}.piece{font-size:clamp(20px,7vw,31px)}}