:root{--bg: #07070d;--panel: #12121d;--line: #262636;--ink: #e8e9f4;--muted: #8b8da6;--accent: #7c5cff;--lit: #ffd24a;--lit-glow: rgba(255, 210, 74, .55);--dark: #181826;--preview: rgba(124, 92, 255, .5);color-scheme:dark}*{box-sizing:border-box}html,body{margin:0;background:radial-gradient(800px 500px at 50% -10%,#16142a,var(--bg));color:var(--ink);font-family:Segoe UI,system-ui,sans-serif;-webkit-font-smoothing:antialiased;user-select:none}.wrap{max-width:440px;margin:0 auto;padding:16px 14px 36px}header h1{margin:0;font-size:2rem;letter-spacing:6px;font-weight:800;background:linear-gradient(180deg,#cdbcff,var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}.tag{margin:3px 0 0;color:var(--muted);font-size:.8rem;line-height:1.35}.bar{display:flex;align-items:center;gap:8px;margin:12px 0;flex-wrap:wrap}.spacer{flex:1}.seg{display:inline-flex;background:var(--panel);border:1px solid var(--line);border-radius:10px;overflow:hidden}.seg button{background:transparent;color:var(--muted);border:0;padding:7px 12px;font-size:.8rem;cursor:pointer}.seg button.active{background:linear-gradient(180deg,var(--accent),#5b3fd6);color:#fff;font-weight:700}select{background:var(--panel);color:var(--ink);border:1px solid var(--line);border-radius:9px;padding:6px 8px;font-size:.8rem}button.primary{background:linear-gradient(180deg,var(--accent),#5b3fd6);color:#fff;border:0;border-radius:10px;padding:8px 15px;font-weight:700;font-size:.88rem;cursor:pointer}button.primary:active{transform:translateY(1px)}.hud{display:flex;gap:8px;margin-bottom:10px}.hud .box{background:var(--panel);border:1px solid var(--line);border-radius:9px;padding:4px 10px;flex:1;text-align:center}.hud .k{font-size:.56rem;text-transform:uppercase;letter-spacing:1px;color:var(--muted)}.hud b{font-size:1.05rem}.hud .warn b{color:var(--lit)}.stage{position:relative}.board{display:grid;gap:6px;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:10px;margin:0 auto;width:min(86vw,360px);aspect-ratio:1}.cell{border-radius:7px;background:var(--dark);border:1px solid #20202f;cursor:pointer;transition:background .08s,box-shadow .08s}.cell.lit{background:var(--lit);box-shadow:0 0 10px var(--lit-glow);border-color:#ffe48a}.cell.preview{outline:2px solid var(--preview);outline-offset:-2px}.cell.preview.lit{outline-color:#fff}.palette{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap;align-items:center}.stamp{display:flex;flex-direction:column;align-items:center;gap:2px;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:7px 11px;cursor:pointer;min-width:52px}.stamp .g{font-size:1.2rem;line-height:1}.stamp .n{font-size:.6rem;color:var(--muted)}.stamp.active{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent)}.stamp.active .n{color:var(--ink)}.tools{display:flex;gap:8px;margin-top:10px}.tools button{background:var(--panel);border:1px solid var(--line);color:var(--ink);border-radius:10px;padding:8px 12px;font-size:.82rem;cursor:pointer}.tools button:disabled{opacity:.4;cursor:default}.hint{margin:12px 0 0;color:var(--muted);font-size:.74rem;line-height:1.45}.hint b{color:var(--accent)}.overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:#07070ddb;border-radius:12px;backdrop-filter:blur(2px);padding:12px}.overlay.hidden{display:none}.overlay .card{text-align:center;width:100%}.overlay h2{margin:0 0 8px;font-size:1.4rem}.overlay p{margin:0 0 14px;color:var(--muted);font-size:.86rem;line-height:1.5}.overlay b{color:var(--ink)}.drafts{display:flex;flex-direction:column;gap:8px}.draftopt{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:10px 12px;cursor:pointer;text-align:left}.draftopt:hover{border-color:var(--accent)}.draftopt .l{font-weight:700;font-size:.95rem}.draftopt .d{color:var(--muted);font-size:.76rem;margin-top:2px}