:root{color-scheme:light;--bg: #f1f3f8;--surface: #ffffff;--primary: #5845c9;--primary-ink: #ffffff;--accent: #db7555;--accent-ink: #ffffff;--text: #17243a;--muted: #3e4c66;--line: #d9deea;--shadow: 0 16px 40px rgba(23, 36, 58, .08);--sans: "IBM Plex Sans", "Segoe UI", sans-serif;--mono: "IBM Plex Mono", "Consolas", monospace;font-family:var(--sans);background:var(--bg);color:var(--text)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;background-color:var(--bg);background-image:linear-gradient(rgba(88,69,201,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(88,69,201,.04) 1px,transparent 1px);background-size:28px 28px;color:var(--text)}body,button,input,select,textarea{font:inherit}a{color:var(--primary)}a:hover{text-decoration-thickness:2px}:focus-visible{outline:3px solid var(--primary);outline-offset:2px}.skip{position:absolute;left:16px;top:-48px;background:var(--surface);color:var(--text);padding:10px 14px;z-index:5}.skip:focus{top:12px}.site-header,.site-footer,main{width:min(1120px,calc(100% - 32px));margin-inline:auto}.site-header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 0 8px}.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);text-decoration:none;font-weight:600;letter-spacing:-.02em}.mark{width:36px;height:36px;flex:none}nav{display:flex;flex-wrap:wrap;gap:8px}nav a{color:var(--text);text-decoration:none;min-height:44px;display:inline-flex;align-items:center;padding:0 12px;border-radius:999px}nav a[aria-current=page]{background:var(--surface);color:var(--primary);box-shadow:inset 0 0 0 1px var(--line)}main{padding-bottom:48px}.hero,.play-intro{padding:0 0 14px;max-width:720px}.play-intro{max-width:none}.play-side h1{font-size:clamp(1.7rem,3vw,2.3rem)}.play-title-row{display:flex;align-items:flex-start;justify-content:space-between;flex-wrap:wrap;gap:12px 16px}.score-line{display:flex;gap:18px;margin:0;color:var(--muted);font-family:var(--mono);font-size:.82rem}.score-line strong{display:block;margin-top:2px;color:var(--text);font-family:var(--sans);font-size:1.45rem;letter-spacing:-.03em}.title-actions{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px}.screen-toggle{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;border-radius:999px;font-weight:600;color:var(--primary);background:var(--surface)}.screen-toggle svg{width:18px;height:18px;flex:none}.play-layout.immersive .screen-toggle{background:var(--primary);border-color:var(--primary);color:var(--primary-ink)}html.play-immersive,html.play-immersive body{overflow:hidden}.play-layout.immersive,.play-layout:fullscreen{position:fixed;inset:0;z-index:30;width:auto;max-width:none;margin:0;padding:16px 20px 20px;overflow:auto;background-color:var(--bg);background-image:linear-gradient(rgba(88,69,201,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(88,69,201,.04) 1px,transparent 1px);background-size:28px 28px;grid-template-columns:minmax(360px,640px) minmax(0,1fr);align-items:start}.play-layout.immersive .stage-frame,.play-layout:fullscreen .stage-frame{height:calc(100vh - 150px);min-height:320px}.play-layout.immersive .board,.play-layout:fullscreen .board{grid-template-columns:repeat(var(--cols),minmax(72px,112px))}.goal{margin:8px 0 0;max-width:40rem;line-height:1.45}.kicker{margin:0 0 8px;color:var(--primary);font-family:var(--mono);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase}h1,h2,h3{line-height:1.15;letter-spacing:-.03em;margin:0}h1{font-size:clamp(2.2rem,4vw,3.4rem)}h2{font-size:1.5rem}.lede,.section-heading p,.card p,.note,.status-line,.hint-line{color:var(--text);line-height:1.55}.lede{font-size:1.12rem}.section-heading{margin:8px 0 16px}.section-heading p,.card p,.note,.hint-line{color:var(--muted)}.play-layout{display:grid;grid-template-columns:minmax(320px,520px) minmax(280px,1fr);gap:20px;align-items:start}.stage-card,.card,.play-side,.success,.setup{background:var(--surface);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}.stage-card,.play-side{padding:18px}.stage-frame{position:relative;height:min(42vh,420px);min-height:260px;border-radius:14px;overflow:hidden;background:var(--bg);border:1px solid var(--line)}.stage-frame canvas{width:100%;height:100%;display:block;touch-action:pan-y}.stage-status{position:absolute;left:12px;right:12px;top:12px;margin:0;padding:8px 10px;border-radius:10px;background:var(--surface);color:var(--text);z-index:1}.stage-frame[data-phase=ready] .stage-status{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.meter-row,.action-row,.level-list,.piece-grid,.kit-grid,.prose-grid,.field-grid{display:grid;gap:12px}.meter-row{grid-template-columns:repeat(3,1fr);margin-bottom:8px}.meter{margin:0;background:var(--bg);border-radius:12px;padding:10px 12px;color:var(--muted);font-family:var(--mono);font-size:.85rem}.meter strong{display:block;margin-top:4px;color:var(--text);font-family:var(--sans);font-size:1.4rem}.level-pills{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px;margin-top:16px}.level-pills button{position:relative;min-height:52px;padding:0;display:grid;place-items:center;border-radius:14px;font-size:1.05rem;font-weight:600}.level-pills button span{font-family:var(--mono);font-weight:600;color:var(--primary)}.level-pills button.active{background:var(--primary);border-color:var(--primary);box-shadow:none}.level-pills button.active span{color:#fff}.level-pills button.cleared:not(.active){background:#fff7f4}.pill-check{position:absolute;top:5px;right:6px;width:12px;height:12px;color:#9a4630}.level-pills button.active .pill-check{color:#fff}.board-scroll{overflow-x:auto;max-width:100%;margin:4px 0 8px}.board{display:grid;grid-template-columns:repeat(var(--cols),minmax(56px,86px));gap:8px;width:fit-content;margin:8px auto}.board button,.empty-cell{width:100%;aspect-ratio:1;min-width:44px;min-height:44px;padding:0;border-radius:12px;border:1px solid var(--line);background:var(--surface)}.board button{cursor:pointer;box-shadow:0 8px 16px #17243a0f}.board button.selected{box-shadow:inset 0 0 0 3px var(--primary)}.board button.lit{background:#fff4ef}.board button.fixed:not(.selected){background:#eef1f7;box-shadow:none}.board button.fixed.lit:not(.selected){background:#fff4ef}.empty-cell{background:transparent;border-color:transparent;box-shadow:none}.board svg{width:100%;height:100%;display:block}.action-row{grid-template-columns:1fr 1fr}.action-dock{margin-top:4px}.turn{width:100%;min-height:60px;display:inline-flex;align-items:center;justify-content:center;gap:10px;font-size:1.25rem;font-weight:600;background:var(--primary);border-color:var(--primary);color:var(--primary-ink)}.turn svg{width:22px;height:22px;flex:none}.turn:not(:disabled){box-shadow:0 10px 22px #5845c938}.play-side .success{margin-top:0;box-shadow:none;background:#fff8f5}.play-side .success .turn{margin-top:10px}.quiet-actions{display:flex;flex-wrap:wrap;gap:4px 8px;margin-top:8px}.quiet-actions button{flex:1 1 30%;background:transparent;border-color:transparent;color:var(--primary);font-weight:600}.quiet-actions button:disabled{background:transparent;color:var(--muted)}.meter-line{margin:4px 0 0;color:var(--muted)}.meter-line strong{color:var(--text)}details summary{min-height:44px;display:flex;align-items:center;width:fit-content;cursor:pointer;color:var(--primary);font-weight:600}details p{margin-top:0}button,.primary{min-height:44px;padding:10px 14px;border-radius:12px;border:1px solid var(--line);background:var(--surface);color:var(--text);cursor:pointer}button.primary,.primary{background:var(--primary);border-color:var(--primary);color:var(--primary-ink)}button:hover{border-color:var(--primary)}button.primary:hover{filter:brightness(1.06)}button:disabled{cursor:not-allowed;color:var(--muted);background:#e7eaf2;border-color:var(--line)}.level-picker{margin-top:28px}.level-list{grid-template-columns:1fr}.level-list button{display:grid;grid-template-columns:auto 1fr auto;gap:12px;align-items:center;text-align:left}.level-list button.active{box-shadow:inset 0 0 0 2px var(--primary)}.level-index{width:36px;height:36px;display:grid;place-items:center;border-radius:10px;background:var(--bg);color:var(--primary);font-family:var(--mono)}.level-list small,.session{display:block;color:var(--muted);font-size:.92rem}.level-list em{color:var(--primary);font-style:normal;font-weight:600}.success{margin-top:16px;padding:18px 18px 18px 20px;border-left:6px solid var(--accent)}.success h3{margin-bottom:8px}.prose-grid,.piece-grid{grid-template-columns:repeat(2,minmax(0,1fr));margin:8px 0 24px}.kit-grid{grid-template-columns:repeat(3,minmax(0,1fr));margin-bottom:24px}.card{padding:18px}.card.picked{box-shadow:inset 0 0 0 2px var(--primary)}.card.picked>button{background:var(--primary);border-color:var(--primary);color:var(--primary-ink)}.card h2,.card h3,.piece-card h3{margin-bottom:8px}.card ol,.card ul{margin:0;padding-left:1.2rem;line-height:1.55}.piece-card{display:grid;justify-items:start;gap:8px}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse}th,td{text-align:left;vertical-align:top;padding:12px 10px;border-bottom:1px solid var(--line)}th{color:var(--text)}.enquiry-card{margin-bottom:28px}.setup{padding:14px 16px;border-left:6px solid var(--accent);margin:12px 0}.field-grid{grid-template-columns:1fr 1fr;margin-top:16px}.field{display:grid;gap:6px;margin-bottom:14px}label{font-weight:600}input,select,textarea{width:100%;min-height:44px;padding:10px 12px;border-radius:12px;border:1px solid var(--line);background:var(--surface);color:var(--text);font-size:16px}textarea{min-height:120px;resize:vertical}input[aria-invalid=true],select[aria-invalid=true],textarea[aria-invalid=true]{border-color:var(--accent)}.field-error,.form-error{color:#8a3d28;margin:6px 0}.check{display:flex;gap:10px;align-items:flex-start;margin:8px 0 16px}.check input{width:22px;height:22px;min-height:22px;margin-top:2px}.site-footer{padding:8px 0 32px;color:var(--muted)}code{font-family:var(--mono);font-size:.92em;background:var(--surface);padding:0 4px;border-radius:4px}@media(max-width:800px){.site-header{align-items:flex-start;flex-direction:column}.play-title-row{gap:8px}.score-line{gap:12px}.score-line strong{font-size:1.2rem}.play-layout,.prose-grid,.piece-grid,.kit-grid,.field-grid,.action-row{grid-template-columns:1fr}.stage-frame{height:260px;min-height:220px}.board{width:100%;grid-template-columns:repeat(var(--cols),minmax(0,1fr))}.board button,.empty-cell{min-width:0}.play-layout.immersive,.play-layout:fullscreen{grid-template-columns:1fr;padding:12px}.play-layout.immersive .play-title-row,.play-layout:fullscreen .play-title-row{flex-direction:column}.play-layout.immersive .title-actions,.play-layout:fullscreen .title-actions{width:100%;justify-content:space-between}.play-layout.immersive .stage-frame,.play-layout:fullscreen .stage-frame{height:42vh;min-height:200px}.play-layout.immersive .board,.play-layout:fullscreen .board{width:100%;grid-template-columns:repeat(var(--cols),minmax(0,1fr))}.site-header,.site-footer,main{width:min(1120px,calc(100% - 24px))}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}