:root{--bg: #0a0e27;--surface: #131736;--surface-2: #1b2147;--accent: #00c9a7;--accent-dim: #0a8a76;--text: #e4e7f1;--text-dim: #8a91b8;--danger: #ff5757;--warning: #ffb830;--border: #2a3166;--radius: 14px;--radius-sm: 8px;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-6: 24px;--space-8: 32px;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .25);--shadow-md: 0 8px 24px rgba(0, 0, 0, .35);--font-ui: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--font-num: "SF Mono", ui-monospace, "Roboto Mono", monospace;--ease: cubic-bezier(.22, 1, .36, 1);--press-scale: .96;--t-fast: .12s;--t-base: .2s}.fk-num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.02em}.fk-btn{appearance:none;border:1px solid var(--border);background:var(--surface);color:var(--text);border-radius:var(--radius-sm);padding:var(--space-3) var(--space-4);font-family:var(--font-ui);font-weight:600;cursor:pointer;transition:transform var(--t-fast) var(--ease),background var(--t-fast) var(--ease),border-color var(--t-fast) var(--ease)}.fk-btn:active{transform:scale(var(--press-scale))}.fk-btn--primary{background:var(--accent);border-color:var(--accent);color:#03150f}.fk-btn--primary:active{background:var(--accent-dim)}@media (prefers-reduced-motion: reduce){.fk-btn{transition:none}}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}html,body{height:100%;background:var(--bg);color:var(--text);font-family:var(--font-ui, system-ui, sans-serif);font-variant-numeric:tabular-nums;overflow:hidden;touch-action:none;user-select:none;-webkit-user-select:none}#app{position:fixed;inset:0}#game{position:absolute;inset:0;width:100%;height:100%;display:block}#ui{position:absolute;inset:0;pointer-events:none}#ui>*{pointer-events:auto}button{font-family:var(--font-ui);cursor:pointer;border:none;outline:none;transition:transform var(--t-fast) var(--ease),background var(--t-fast)}button:active{transform:scale(var(--press-scale))}.title-screen{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:space-between;padding:max(48px,env(safe-area-inset-top)) 24px max(36px,env(safe-area-inset-bottom));background:radial-gradient(120% 80% at 50% 0%,rgba(28,58,110,.35),transparent 60%);animation:fade .5s var(--ease)}.title-top{text-align:center;margin-top:8vh}.brand{font-size:38px;font-weight:800;letter-spacing:2px;line-height:1;color:var(--text)}.brand span{display:block;font-size:38px;color:var(--accent);margin-top:2px}.tagline{margin-top:14px;color:var(--text-dim);font-size:15px;letter-spacing:1px}.title-mid{display:flex;flex-direction:column;gap:12px;width:100%;max-width:340px}.title-meta{display:flex;gap:10px;align-items:center;flex-wrap:wrap;justify-content:center}.title-foot{color:var(--text-dim);font-size:12.5px;text-align:center;max-width:300px;line-height:1.6}.btn-primary{background:var(--accent);color:#042b25;font-weight:800;font-size:17px;padding:16px;border-radius:var(--radius);width:100%;box-shadow:0 6px 20px #00c9a747}.btn-primary.big{font-size:18px;padding:18px}.btn-accent{background:var(--warning);color:#3a2600;font-weight:800;font-size:16px;padding:14px;border-radius:var(--radius);width:100%}.btn-ghost{background:var(--surface);color:var(--text);font-weight:600;font-size:15px;padding:14px;border-radius:var(--radius);width:100%;border:1px solid var(--border)}.chip{background:var(--surface);border:1px solid var(--border);color:var(--text-dim);padding:8px 14px;border-radius:999px;font-size:13px;font-weight:600}.chip b{color:var(--text);margin-left:2px}.chip.linklike{color:var(--accent)}.ic{display:inline-block;width:12px;height:12px;margin-right:6px;vertical-align:-1px;border-radius:50%}.ic-rank{background:radial-gradient(circle at 35% 30%,#ffe08a,var(--warning));box-shadow:0 0 6px #ffb83080}.ic-streak{width:9px;height:13px;border-radius:50%/60% 60% 40% 40%;background:linear-gradient(#ffd36a,#ff7a3c);box-shadow:0 0 6px #ff7a3c80}.rank-prog .ic-rank,.lb-row .ic{vertical-align:-1px}.lock-badge{position:absolute;font-size:11px;font-weight:800;color:#ffffffd9;background:#00000073;padding:2px 6px;border-radius:7px;margin:6px}.stage-swatch{position:relative;display:flex;align-items:flex-start;justify-content:flex-start}.panel-screen{position:absolute;inset:0;background:var(--bg);padding:max(20px,env(safe-area-inset-top)) 18px;overflow-y:auto;animation:slideup .35s var(--ease)}.panel-head{display:flex;align-items:center;gap:12px;margin-bottom:18px}.panel-head h2{font-size:20px;margin:0}.back{background:var(--surface);color:var(--text);width:40px;height:40px;border-radius:12px;font-size:24px;border:1px solid var(--border)}.stage-list{display:flex;flex-direction:column;gap:12px}.stage-card{display:flex;align-items:center;gap:14px;padding:14px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);text-align:left;width:100%}.stage-card.locked{opacity:.5}.stage-swatch{width:54px;height:54px;border-radius:12px;flex-shrink:0;box-shadow:inset 0 0 14px #0006}.stage-name{font-size:16px;font-weight:700;color:var(--text)}.stage-sub{font-size:12.5px;color:var(--text-dim);margin-top:3px}.modal-scrim{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:#0407128c;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);opacity:0;transition:opacity var(--t-base) var(--ease);padding:20px}.modal-scrim.show{opacity:1}.modal{background:linear-gradient(180deg,var(--surface-2),var(--surface));border:1px solid var(--border);border-radius:22px;padding:24px 22px;width:100%;max-width:360px;text-align:center;box-shadow:var(--shadow-md);transform:translateY(14px) scale(.98);transition:transform var(--t-base) var(--ease)}.modal-scrim.show .modal{transform:translateY(0) scale(1)}.modal h3{margin:0 0 8px;font-size:19px}.modal p{margin:6px 0 16px;font-size:14px;line-height:1.6}.muted{color:var(--text-dim);font-size:13px}.modal button{width:100%;margin-top:10px}.result-head{font-size:16px;color:var(--text-dim);font-weight:600}.result-head .win{color:var(--accent);font-weight:800}.result-head .lose{color:var(--text-dim);font-weight:800}.pb-badge{color:var(--warning);font-weight:800;font-size:15px;margin:8px 0 2px;animation:pop .5s var(--ease)}.score-big{font-family:var(--font-num);font-size:52px;font-weight:800;color:var(--text);margin:4px 0 8px;line-height:1}.result-stats{display:flex;justify-content:space-around;margin:14px 0;padding:12px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.result-stats div{display:flex;flex-direction:column;gap:4px}.result-stats span{font-size:11px;color:var(--text-dim)}.result-stats b{font-size:19px;color:var(--text);font-family:var(--font-num)}.near{color:var(--warning);font-weight:700;font-size:14.5px;margin:6px 0}.near b{font-size:16px}.rank-line{font-size:13px;color:var(--text-dim);margin:6px 0}.rank-line b{color:var(--accent)}.unlock-line{color:var(--accent);font-weight:700;font-size:14px;margin:6px 0;animation:pop .5s var(--ease)}.rank-prog{font-size:13px;color:var(--text-dim);margin:8px 0 4px}.result-actions{display:flex;flex-direction:column;gap:8px;margin-top:14px}.result-actions .kbd{font-size:11px;opacity:.7;margin-left:4px}.retry-offer{background:transparent;border:1px dashed var(--warning);color:var(--warning);font-size:13.5px;font-weight:700;padding:12px;border-radius:12px;margin-top:10px;width:100%}.lb-body{max-height:50vh;overflow-y:auto;margin:10px 0}.lb-row{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px}.lb-row:nth-child(odd){background:#ffffff08}.lb-row.me{background:#00c9a724;border:1px solid rgba(0,201,167,.3)}.lb-rank{font-family:var(--font-num);font-weight:800;width:28px;color:var(--text-dim)}.lb-name{flex:1;text-align:left;font-size:14px}.lb-score{font-family:var(--font-num);font-weight:700;color:var(--accent)}@keyframes fade{0%{opacity:0}to{opacity:1}}@keyframes slideup{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes pop{0%{transform:scale(.6);opacity:0}60%{transform:scale(1.1)}to{transform:scale(1);opacity:1}}