: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}html,body{height:100dvh;background:var(--bg, #0a0e27);color:var(--text, #e8ecff);font-family:system-ui,-apple-system,sans-serif;font-variant-numeric:tabular-nums;overflow:hidden;touch-action:none;-webkit-tap-highlight-color:transparent;user-select:none;-webkit-user-select:none}#app{position:relative;width:100%;max-width:520px;height:100dvh;margin:0 auto}#game{display:block;width:100%;height:100%;position:absolute;inset:0}.hud{position:absolute;inset:0;pointer-events:none;display:flex;flex-direction:column;padding:calc(env(safe-area-inset-top) + 10px) 16px calc(env(safe-area-inset-bottom) + 14px)}.hud.hidden{display:none}.hud-top{display:flex;justify-content:space-between;align-items:flex-start}.stat{display:flex;flex-direction:column;gap:2px}.stat.center{align-items:center}.stat.right{align-items:flex-end}.lbl{font-size:10px;letter-spacing:.14em;color:var(--text-dim, #8390c4);font-weight:700}.val{font-size:22px;font-weight:800;line-height:1;color:var(--text, #e8ecff)}.val.urgent{color:#e0556b;animation:pulseT .6s infinite}@keyframes pulseT{50%{opacity:.4}}.combo{position:absolute;top:30%;left:50%;transform:translate(-50%);font-size:26px;font-weight:900;color:var(--accent, #00c9a7);text-shadow:0 2px 14px rgba(0,201,167,.5);white-space:nowrap;pointer-events:none}.combo.hidden{display:none}.combo.pop{animation:comboPop .42s cubic-bezier(.2,1.5,.4,1)}@keyframes comboPop{0%{transform:translate(-50%) scale(.4);opacity:0}40%{transform:translate(-50%) scale(1.18);opacity:1}to{transform:translate(-50%) scale(1)}}.hud-controls{margin-top:auto;display:flex;gap:12px;pointer-events:auto}.ctrl-btn{flex:1;padding:18px 0;border-radius:var(--radius, 14px);border:1px solid var(--border, #28315e);background:var(--surface, #141a3a);color:var(--text, #e8ecff);font-size:17px;font-weight:800;transition:transform .08s ease,background .15s}.ctrl-btn:active{transform:scale(.95);background:#1b2350}.ctrl-btn.primary{background:var(--accent, #00c9a7);color:#042620;border-color:transparent}.ctrl-btn.primary:active{background:#00b094}.overlay{position:absolute;inset:0;display:none;align-items:center;justify-content:center;background:#060918c7;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);padding:24px;z-index:10}.overlay.show{display:flex;animation:fade .2s ease}@keyframes fade{0%{opacity:0}to{opacity:1}}.card{width:100%;max-width:380px;max-height:88dvh;overflow-y:auto;background:var(--surface, #141a3a);border:1px solid var(--border, #28315e);border-radius:20px;padding:26px 22px;text-align:center;box-shadow:0 18px 50px #00000080;animation:rise .26s cubic-bezier(.2,1,.3,1)}@keyframes rise{0%{transform:translateY(16px) scale(.97);opacity:0}to{transform:none;opacity:1}}.title{font-size:38px;font-weight:900;letter-spacing:.04em;color:var(--accent, #00c9a7);text-shadow:0 2px 20px rgba(0,201,167,.35)}.title-jp{font-size:20px;color:var(--text-dim, #8390c4);font-weight:700}.title2{font-size:24px;font-weight:900;margin-bottom:14px}.title2.danger{color:#e0556b}.tag{font-size:13.5px;color:var(--text-dim, #8390c4);line-height:1.5;margin-bottom:16px}.fine{font-size:11.5px;color:var(--text-dim, #8390c4);line-height:1.55;margin:14px 0;text-align:left}.best-row{font-size:14px;color:var(--text-dim, #8390c4);margin-bottom:18px}.best-row b{color:var(--text, #e8ecff);font-size:18px}.streak{display:inline-block;font-size:13px;font-weight:700;color:#d8a13a;background:#d8a13a1f;padding:5px 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#00c9a7)}.result-sub{font-size:13px;color:var(--text-dim, #8390c4);margin-top:8px}.revive{background:#e0556b14;border:1px solid rgba(224,85,107,.3);border-radius:14px;padding:14px;margin:12px 0}.revive-msg{font-size:14px;font-weight:700;color:#ffb3c0;margin-bottom:10px}.revive .btn{margin:0}.teach{text-align:left;margin:8px 0 18px}.teach-row{display:flex;gap:10px;align-items:flex-start;font-size:14px;line-height:1.45;padding:9px 0;border-bottom:1px solid rgba(255,255,255,.05)}.teach-ico{color:var(--accent, #00c9a7);font-weight:900;flex-shrink:0}.teach b{color:var(--accent, #00c9a7)}.teach-tip{margin-top:12px;font-size:12.5px;color:#d8a13a}.teach-demo{margin:12px 0;padding:12px;background:#0e1430;border-radius:12px}.mini-row{display:flex;gap:4px;justify-content:center;margin:3px 0}.mini-cell{width:34px;height:34px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:800;color:#080c20e6;font-family:ui-monospace,monospace}.mini-cell.match{box-shadow:0 0 0 2px var(--accent, #00c9a7);animation:matchPulse .9s ease-in-out infinite}@keyframes matchPulse{50%{box-shadow:0 0 0 2px #fff,0 0 12px #00c9a799}}.teach-arrow{font-size:12px;color:var(--accent, #00c9a7);font-weight:700;margin:8px 0}.tabs{display:flex;gap:8px;margin-bottom:14px}.tab{flex:1;padding:9px;border-radius:10px;border:1px solid var(--border, #28315e);background:transparent;color:var(--text-dim, #8390c4);font-weight:700;font-size:13px}.tab.active{background:var(--accent, #00c9a7);color:#042620;border-color:transparent}.board-list{max-height:46dvh;overflow-y:auto;margin-bottom:14px}.brow{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:9px;font-size:14px}.brow:nth-child(odd){background:#ffffff08}.brow.me{background:#00c9a724;border:1px solid rgba(0,201,167,.4)}.brow .rk{width:26px;font-weight:800;color:var(--text-dim, #8390c4)}.brow .nm{flex:1;text-align:left;font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.brow .sc{font-weight:800;color:var(--accent, #00c9a7)}.empty{font-size:13px;color:var(--text-dim, #8390c4);padding:24px 0}.text-in{width:100%;padding:13px;border-radius:12px;border:1px solid var(--border, #28315e);background:#0e1430;color:var(--text, #e8ecff);font-size:17px;font-weight:700;text-align:center;margin-bottom:12px}.text-in:focus{outline:none;border-color:var(--accent, #00c9a7)}.toggle{display:flex;justify-content:space-between;align-items:center;padding:13px 4px;border-bottom:1px solid rgba(255,255,255,.06);font-size:15px;font-weight:600}.toggle input{width:22px;height:22px;accent-color:var(--accent, #00c9a7)}.pack{position:relative;background:linear-gradient(135deg,#00c9a71f,#d8a13a1a);border:1px solid rgba(0,201,167,.35);border-radius:16px;padding:16px;margin-bottom:16px}.pack-badge{position:absolute;top:-10px;right:14px;background:#e0556b;color:#fff;font-size:12px;font-weight:900;padding:4px 10px;border-radius:999px}.pack-name{font-size:16px;font-weight:900}.pack-contents{font-size:12.5px;color:var(--text-dim, #8390c4);margin:6px 0 10px}.pack-price{font-size:18px;font-weight:900;margin-bottom:12px}.pack-price s{color:var(--text-dim, #8390c4);font-size:14px;font-weight:600}.pack-price b{color:var(--accent, #00c9a7)}.roll-out{min-height:28px;margin:10px 0}.gacha-result{font-size:15px;font-weight:800;padding:10px;border-radius:10px;background:#ffffff0d}.gacha-result.rare{color:#7db4ff}.gacha-result.epic{color:#c08bff}.gacha-result .rar{font-size:11px;opacity:.7}.ad-tag{position:absolute;top:10px;right:14px;font-size:10px;font-weight:800;letter-spacing:.1em;color:#0a0e27;background:#d8a13a;padding:3px 8px;border-radius:6px}.ad-screen{background:linear-gradient(160deg,#10204a,#0a1230);border-radius:14px;padding:26px 18px;margin:8px 0 4px}.ad-logo{font-size:30px;font-weight:900;color:var(--accent, #00c9a7);letter-spacing:.06em;text-shadow:0 2px 18px rgba(0,201,167,.4)}.ad-sub{font-size:12px;color:var(--text-dim, #8390c4);margin:8px 0 14px}.ad-bar{height:6px;background:#ffffff1f;border-radius:999px;overflow:hidden}.ad-fill{height:100%;width:0%;background:var(--accent, #00c9a7);border-radius:999px}.reward-burst{font-size:64px;font-weight:900;color:var(--accent, #00c9a7);animation:rb .6s ease}@keyframes rb{0%{transform:scale(.2);opacity:0}60%{transform:scale(1.3)}}.card{position:relative}.gem-pill{display:inline-block;color:#6fd3ff;font-weight:800}.gem-earn{margin-top:8px;font-size:13px;font-weight:700;color:#6fd3ff}.menu-anim{display:flex;justify-content:center;margin-bottom:6px;min-height:90px}.menu-anim canvas{display:block}.upg-list{max-height:50dvh;overflow-y:auto;margin-bottom:14px;text-align:left}.upg{display:flex;align-items:center;gap:10px;padding:10px;border-radius:10px;margin-bottom:6px;background:#ffffff08}.upg.afford{background:#00c9a714;border:1px solid rgba(0,201,167,.25)}.upg-info{flex:1;min-width:0}.upg-name{font-size:13.5px;font-weight:800}.upg-lvl{font-size:11px;color:var(--text-dim, #8390c4);font-weight:700}.upg-desc{font-size:11.5px;color:var(--text-dim, #8390c4);margin-top:2px}.upg-buy{width:auto;margin:0;padding:8px 12px;font-size:13px;flex-shrink:0;color:#6fd3ff}.upg-buy:disabled{opacity:.4}.upg-buy.primary{color:#042620}.spinner{width:32px;height:32px;margin:18px auto;border:3px solid rgba(255,255,255,.15);border-top-color:var(--accent, #00c9a7);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media (prefers-reduced-motion: reduce){*{animation-duration:.01ms!important}}