:root{--bg: #16202b;--bg-raised: #1d2733;--bg-cell: #243244;--line: #2e405a;--text: #eef3f8;--text-dim: #93a5b8;--accent: #ffb74d;--accent-strong: #ff9c1a;--good: #58c47a;--bad: #e06060;--tile-face: #f4e5c3;--tile-face-draft: #ffefc9;--tile-text: #4a3418;--tile-shadow: rgba(0, 0, 0, .35);--premium-tw: #c94f4f;--premium-dw: #d98243;--premium-tl: #4f79c9;--premium-dl: #3fa3a0;--premium-center: #b89230;--cell-size: 34px}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:Avenir Next,Segoe UI,system-ui,-apple-system,sans-serif;min-height:100%}body{-webkit-text-size-adjust:100%;overscroll-behavior:none}#root{min-height:100vh;display:flex;flex-direction:column;align-items:center}button{font:inherit;border:0;border-radius:10px;cursor:pointer;color:var(--text);background:var(--bg-raised)}button:disabled{opacity:.45;cursor:default}.screen{width:100%;max-width:560px;padding:24px 16px calc(20px + env(safe-area-inset-bottom));display:flex;flex-direction:column;align-items:center;gap:16px}.screen--menu{justify-content:center;min-height:100vh;text-align:center}.menu__brand{display:flex;flex-direction:column;align-items:center;gap:14px}.menu__icon{width:132px;height:132px;border-radius:24px;object-fit:cover;box-shadow:0 18px 40px #00000047}.menu__title{font-size:30px;font-weight:800;letter-spacing:.5px;margin:0}.menu__subtitle{color:var(--text-dim);margin:0 0 12px;font-size:16px}.menu__bests{display:flex;flex-direction:column;gap:4px;margin:0 0 12px}.menu__best{color:var(--accent);font-size:15px;margin:0}.btn{padding:13px 26px;font-size:17px;font-weight:700;background:var(--bg-raised);border:1px solid var(--line);transition:background .12s ease,transform 80ms 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var(--line)}.hud__timer--notice{color:var(--accent)}.hud__timer--warn{color:var(--accent-strong)}.hud__timer--critical{color:var(--bad)}.hud__score-row{display:flex;align-items:baseline;gap:8px}.hud__combo{font-size:calc(var(--cell-size) * .42);font-weight:800;color:var(--text-dim)}.hud__combo--hot{color:var(--accent-strong)}.hud__right{justify-self:end;display:flex;align-items:center;gap:10px}.hud__menu-btn{width:calc(var(--cell-size) * 1.05);height:calc(var(--cell-size) * 1.05);font-size:calc(var(--cell-size) * .5);border:1px solid var(--line);border-radius:10px;display:flex;align-items:center;justify-content:center}.time-banner{position:fixed;left:50%;top:18%;transform:translate(-50%);padding:10px 22px;border-radius:12px;background:#ff9c1af2;color:#2b1a00;font-size:18px;font-weight:800;letter-spacing:.3px;pointer-events:none;z-index:900;animation:banner-in .14s ease-out;box-shadow:0 8px 24px #0006}@keyframes banner-in{0%{opacity:0;transform:translate(-50%) scale(.92)}to{opacity:1;transform:translate(-50%) scale(1)}}.hud__bag{justify-self:end;text-align:right;display:flex;flex-direction:column;line-height:1.1}.hud__bag-value{font-size:calc(var(--cell-size) * .78);font-weight:800;font-variant-numeric:tabular-nums}.board-viewport{width:min(94vw,62vh,520px);aspect-ratio:1;position:relative;overflow:hidden;border-radius:10px;touch-action:none}.board-viewport__inner{width:100%;height:100%;transform-origin:0 0;will-change:transform}.board-viewport__reset{position:absolute;right:8px;top:8px;z-index:20;padding:6px 10px;font-size:13px;font-weight:800;background:#1d2733e6;border:1px solid var(--line);border-radius:8px}.board-turn-banner{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:30;width:min(calc(100% - 20px),430px);padding:8px 14px;border-radius:10px;background:#1d2733f0;border:1px solid rgba(88,196,122,.55);border-left:4px solid var(--good);box-shadow:0 8px 24px #0006;animation:toast-in .16s ease-out;cursor:pointer}.board-turn-banner__title{margin:0;font-size:14px;font-weight:800}.board-turn-banner__text{margin:2px 0 0;color:var(--text-dim);font-size:12.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.board-turn-banner__points,.board-turn-banner__combo{color:var(--good);font-weight:800}.board{position:relative;width:100%;aspect-ratio:1;display:grid;grid-template-columns:repeat(var(--board-size, 11),1fr);grid-template-rows:repeat(var(--board-size, 11),1fr);background:var(--bg-raised);border-radius:10px;overflow:hidden;touch-action:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}.cell{position:relative;background:var(--bg-cell);box-shadow:inset 0 0 0 1px var(--bg-raised);display:flex;align-items:center;justify-content:center}.cell__premium{font-size:calc(var(--cell-size) * 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18px;font-size:15px}.swap-hint{text-align:center;color:var(--text-dim);font-size:13px;margin:0}.toast{position:fixed;left:50%;top:14px;transform:translate(-50%);max-width:min(92vw,460px);background:var(--bg-raised);border:1px solid var(--line);border-left:4px solid var(--good);border-radius:10px;padding:10px 16px;z-index:1200;box-shadow:0 8px 24px #0006;animation:toast-in .16s ease-out}.toast--error{border-left-color:var(--bad)}.toast__title{font-weight:800;font-size:14px;margin:0}.toast__text{margin:2px 0 0;font-size:13px;color:var(--text-dim)}.toast__points{color:var(--accent);font-weight:800}@keyframes toast-in{0%{opacity:0;transform:translate(-50%) translateY(-8px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#080c12b8;display:flex;align-items:center;justify-content:center;z-index:1100;padding:16px}.modal-backdrop--promo{z-index:1150}.modal{background:var(--bg-raised);border:1px solid var(--line);border-radius:14px;padding:20px;width:min(92vw,420px);max-height:86vh;overflow-y:auto;animation:modal-in .18s ease-out}@keyframes modal-in{0%{opacity:0;transform:translateY(-8px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.modal__title{margin:0 0 12px;font-size:20px;font-weight:800;text-align:center}.blank-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:8px}.blank-grid button{aspect-ratio:1;font-size:18px;font-weight:800;background:var(--tile-face);color:var(--tile-text);border-radius:8px}.breakdown{display:flex;flex-direction:column;gap:6px;margin:10px 0 16px}.breakdown__row{display:flex;justify-content:space-between;font-size:15px;color:var(--text-dim)}.breakdown__row strong{color:var(--text);font-variant-numeric:tabular-nums}.breakdown__row--total{border-top:1px solid var(--line);padding-top:8px;margin-top:4px;font-size:18px;color:var(--text);font-weight:800}.breakdown__row--penalty strong{color:var(--bad)}.breakdown__row--bonus strong{color:var(--good)}.gameover__sync{text-align:center;font-size:12.5px;color:var(--text-dim);margin:0 0 14px}.gameover__actions{display:flex;flex-wrap:wrap;justify-content:center;gap:10px}.gameover__share-status{min-height:18px;margin:10px 0 0;color:var(--text-dim);font-size:13px;text-align:center}.gameover__share{display:flex;flex-direction:column;align-items:center;gap:10px;margin-top:12px}.gameover__share img{width:min(100%,260px);aspect-ratio:1;border-radius:10px;border:1px solid var(--line);object-fit:cover}.gameover__share p{max-width:100%;margin:0;color:var(--text-dim);font-size:12px;line-height:1.35;overflow-wrap:anywhere;text-align:center}.gameover__share span{color:var(--accent)}.score-preview{height:30px;display:flex;align-items:center;justify-content:center}.score-preview__chip{padding:3px 14px;border-radius:999px;font-size:14px;font-weight:800;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.score-preview__chip--ok{background:#58c47a29;color:var(--good);border:1px solid rgba(88,196,122,.45)}.score-preview__chip--bad{background:#e0606024;color:var(--bad);border:1px solid rgba(224,96,96,.4)}.modal-backdrop--blur{backdrop-filter:blur(7px);-webkit-backdrop-filter:blur(7px)}.rack-blur{filter:blur(5px);pointer-events:none}.pause__hint{text-align:center;color:var(--text-dim);margin:0 0 16px;font-size:14px}.pause__music{border:1px solid var(--line);border-radius:10px;padding:12px;margin-bottom:14px;background:#16202b7a}.pause__music-header,.pause__volume{display:flex;align-items:center;gap:10px}.pause__music-header{justify-content:space-between;margin-bottom:12px;color:var(--text);font-weight:800}.pause__music-toggle{min-width:72px;padding:8px 12px;border:1px solid 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swap-tile-out{0%{opacity:1;transform:scale(1)}to{opacity:0;transform:scale(.6)}}.rack__swap-float{position:absolute;left:50%;top:-4px;transform:translate(-50%);font-size:calc(var(--cell-size) * .32);font-weight:800;color:var(--bad);white-space:nowrap;pointer-events:none;z-index:30;animation:swap-float-up .7s ease-out forwards}@keyframes swap-float-up{0%{opacity:0;transform:translate(-50%) translateY(0)}20%{opacity:1}to{opacity:0;transform:translate(-50%) translateY(-26px)}}.combo-explainer{color:var(--text-dim);font-size:15px}.combo-explainer p{margin:0 0 10px}.combo-explainer strong{color:var(--text)}.combo-explainer__table{display:flex;flex-direction:column;gap:6px;margin:12px 0}.combo-explainer__row{display:flex;align-items:center;gap:12px}.combo-chip{display:inline-flex;align-items:center;justify-content:center;min-width:44px;padding:3px 8px;border-radius:8px;background:#ff9c1a2e;color:var(--accent-strong);font-weight:800}.combo-explainer__note{font-size:13.5px}.modal--app-store{text-align:center}.app-store-modal__icon{width:112px;height:112px;border-radius:22px;object-fit:cover;box-shadow:0 16px 36px #00000047;margin:0 auto 16px;display:block}.app-store-modal__text{margin:0 0 18px;font-size:17px;line-height:1.45;color:var(--text)}.app-store-modal__actions{flex-direction:column;align-items:stretch}.app-store-modal__actions .btn{width:100%;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}.toast__combo{margin-left:10px;color:var(--accent-strong);font-weight:800}.username-form{width:min(92vw,360px);display:flex;flex-direction:column;align-items:stretch;text-align:left}.username-form__label{font-size:13px;text-transform:uppercase;letter-spacing:1px;color:var(--text-dim);margin-bottom:6px}.username-form__row{display:flex;gap:8px}.username-form__input{flex:1;min-width:0;font:inherit;font-weight:700;padding:11px 14px;border-radius:10px;border:1px solid var(--line);background:var(--bg-raised);color:var(--text);outline:none}.username-form__input:focus{border-color:var(--accent)}.username-form__status{min-height:20px;margin:6px 0 0;font-size:13px;color:var(--good)}.username-form__status--error{color:var(--bad)}.menu__player{color:var(--text-dim);font-size:15px;margin:0}.menu__player strong{color:var(--text)}.menu__change-name{margin-left:8px;background:none;border:none;color:var(--accent);text-decoration:underline;font-size:13px;padding:0}.rotate-overlay{display:none}@media (orientation: landscape) and (max-height: 480px){.rotate-overlay{display:flex;position:fixed;top:0;right:0;bottom:0;left:0;z-index:2000;background:var(--bg);align-items:center;justify-content:center;text-align:center;font-size:18px;font-weight:700;padding:24px}}@media (prefers-reduced-motion: reduce){.time-banner,.toast,.modal{animation:none}}.leaderboard{list-style:none;margin:0 0 14px;padding:0;display:flex;flex-direction:column;gap:4px;max-height:50vh;overflow-y:auto}.leaderboard__row{display:grid;grid-template-columns:36px 1fr auto;align-items:center;gap:10px;padding:7px 10px;border-radius:8px;background:var(--bg-cell)}.leaderboard__rank{color:var(--text-dim);font-weight:800;font-variant-numeric:tabular-nums}.leaderboard__name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:700}.leaderboard__score{color:var(--accent);font-variant-numeric:tabular-nums}.leaderboard__note{color:var(--text-dim);text-align:center;margin:8px 0 14px}.screen--leaderboard{min-height:100vh;align-items:stretch;gap:12px}.lb-page__header{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:8px}.lb-page__back{padding:9px 14px;font-size:15px}.lb-page__heading{text-align:center}.lb-page__tabs{display:inline-flex;gap:4px;padding:4px;border:1px solid var(--line);border-radius:8px;background:var(--bg-raised)}.lb-page__tab{min-height:34px;padding:0 12px;border:0;border-radius:6px;color:var(--text-dim);background:transparent;font-weight:800;cursor:pointer}.lb-page__tab--active{color:var(--text);background:var(--accent)}.lb-page__title{margin:0;font-size:24px;font-weight:800}.lb-page__subtitle{margin:2px 0 0;color:var(--text-dim);font-size:13.5px}.leaderboard--page{max-height:none;overflow:visible;margin-bottom:0}.leaderboard__row--you{background:#ff9c1a24;box-shadow:inset 0 0 0 1px #ff9c1a80}.lb-page__you{position:sticky;bottom:0;margin-top:auto;padding:12px;text-align:center;color:var(--text-dim);font-size:14.5px;background:var(--bg-raised);border:1px solid var(--line);border-radius:12px}.lb-page__you strong,.breakdown__row--rank strong{color:var(--accent)}