:root{--bg:#0f1420;--panel:#1a2233;--panel-2:#232e45;--cell-empty:#1c2536;--cell-border:#131b2b;--text:#e8edf7;--text-dim:#8a97ad;--accent:#4f8ef7;--danger:#f75f5f;--good:#52d273;--c0:#3ec6e0;--c1:#f2c94c;--c2:#a86ee8;--c3:#52d273;--c4:#f75f5f;--c5:#4f8ef7;--c6:#f2994a;--c7:#e86ec4;--c8:#6ee8d5;--c9:#c9d2f2}*{box-sizing:border-box;margin:0;padding:0}body,html{height:100%;overscroll-behavior:none}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent;-webkit-user-select:none;-moz-user-select:none;user-select:none;touch-action:manipulation}.app{min-height:100dvh;flex-direction:column;padding:calc(env(safe-area-inset-top) + 10px) 12px calc(env(safe-area-inset-bottom) + 12px);max-width:520px;margin:0 auto}.app,.header{display:flex;align-items:center}.header{width:100%;justify-content:space-between;padding:4px 2px 10px}.title{font-size:20px;font-weight:800;letter-spacing:2px}.title span{color:var(--accent)}.scores{display:flex;gap:14px;align-items:baseline}.score-block{text-align:right}.score-label{font-size:10px;text-transform:uppercase;letter-spacing:1px;color:var(--text-dim)}.score-value{font-size:22px;font-weight:700;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;animation:score-bump .2s ease}@keyframes score-bump{0%{transform:scale(1)}40%{transform:scale(1.25);color:var(--good)}to{transform:scale(1)}}.score-value.best{font-size:15px;color:var(--text-dim)}.icon-btn{background:var(--panel);border:none;color:var(--text);border-radius:10px;padding:8px 12px;font-size:15px;cursor:pointer}.board-wrap{width:100%;touch-action:none}.board{display:grid;grid-template-columns:repeat(8,1fr);grid-gap:3px;gap:3px;background:var(--panel);border-radius:12px;padding:6px;width:100%;aspect-ratio:1;position:relative;transition:box-shadow .4s ease}.board.flash:after{content:"";position:absolute;inset:0;border-radius:12px;pointer-events:none;background:radial-gradient(circle,rgba(255,255,255,.55) 0,rgba(82,210,115,.25) 45%,transparent 75%);animation:board-flash .7s ease-out forwards;z-index:5}@keyframes board-flash{0%{opacity:0;transform:scale(.6)}30%{opacity:1}to{opacity:0;transform:scale(1.15)}}.app.combo .board{animation:combo-glow 1.1s ease-in-out infinite alternate}@keyframes combo-glow{0%{box-shadow:0 0 16px rgba(247,95,95,.4),inset 0 0 0 2px rgba(247,95,95,.5)}to{box-shadow:0 0 26px rgba(242,201,76,.5),inset 0 0 0 2px rgba(242,201,76,.6)}}.app.combo .title,.app.combo .title span{animation:title-hue 1.4s linear infinite}@keyframes title-hue{to{filter:hue-rotate(1turn)}}.combo-pill{position:fixed;top:calc(env(safe-area-inset-top) + 14px);left:50%;transform:translateX(-50%);background:var(--panel-2);color:var(--text-dim);border-radius:999px;padding:5px 13px;font-size:12px;font-weight:700;z-index:40;white-space:nowrap;animation:pill-in .2s ease}.combo-pill.hot{color:#fff;background:linear-gradient(90deg,var(--danger),var(--c6),var(--c1));background-size:200% 100%;animation:pill-in .2s ease,pill-shimmer 1.2s linear infinite}@keyframes pill-in{0%{transform:translateX(-50%) scale(.6);opacity:0}to{transform:translateX(-50%) scale(1);opacity:1}}@keyframes pill-shimmer{to{background-position:200% 0}}.cell{border-radius:4px;background:var(--cell-empty);position:relative;transition:background-color 90ms ease}.cell.filled{box-shadow:inset 0 -3px 0 rgba(0,0,0,.25)}.cell.ghost:after{content:"";position:absolute;inset:0;border-radius:4px;background:rgba(255,255,255,.22);outline:2px solid rgba(255,255,255,.35);outline-offset:-2px}.cell.will-clear{filter:brightness(1.5) saturate(1.3)}.cell.placed{animation:drop-in .2s ease}@keyframes drop-in{0%{transform:scale(1.35);filter:brightness(1.6)}to{transform:scale(1);filter:brightness(1)}}.cell.clearing{animation:pop .26s ease forwards}@keyframes pop{0%{transform:scale(1);opacity:1}60%{transform:scale(1.15)}to{transform:scale(0);opacity:0}}.p0{background:var(--c0)}.p1{background:var(--c1)}.p2{background:var(--c2)}.p3{background:var(--c3)}.p4{background:var(--c4)}.p5{background:var(--c5)}.p6{background:var(--c6)}.p7{background:var(--c7)}.p8{background:var(--c8)}.p9{background:var(--c9)}.tray{width:100%;display:grid;grid-template-columns:repeat(3,1fr);grid-gap:10px;gap:10px;margin-top:14px;min-height:96px}.tray-slot{background:var(--panel);border-radius:12px;display:flex;align-items:center;justify-content:center;padding:10px;min-height:96px;touch-action:none}.tray-slot.empty{opacity:.35}.tray-slot.dragging-from{opacity:.3}.tray-slot.unplaceable{opacity:.4}.mini-piece{display:grid;grid-gap:2px;gap:2px}.mini-cell{width:16px;height:16px;border-radius:3px}.mini-cell.off{background:transparent}.drag-piece{position:fixed;pointer-events:none;z-index:50;display:grid;filter:drop-shadow(0 6px 16px rgba(0,0,0,.45))}.drag-cell{border-radius:4px}.drag-cell.off{background:transparent}.float-points{position:fixed;z-index:60;pointer-events:none;font-weight:800;font-size:22px;color:var(--good);text-shadow:0 2px 8px rgba(0,0,0,.6);animation:rise .9s ease forwards}@keyframes rise{0%{transform:translateY(0);opacity:0}15%{opacity:1}to{transform:translateY(-48px);opacity:0}}.toast{position:fixed;left:50%;bottom:calc(env(safe-area-inset-bottom) + 24px);transform:translateX(-50%);background:var(--panel-2);color:var(--text);border-radius:10px;padding:10px 18px;font-size:14px;z-index:70;box-shadow:0 6px 24px rgba(0,0,0,.4)}.overlay{position:fixed;inset:0;background:rgba(8,11,18,.82);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:100;display:flex;align-items:center;justify-content:center;padding:20px}.modal{background:var(--panel);border-radius:16px;padding:24px;width:100%;max-width:380px;max-height:84dvh;overflow-y:auto}.modal h2{font-size:22px;margin-bottom:6px;text-align:center}.modal .big-score{font-size:44px;font-weight:800;text-align:center;margin:8px 0 2px;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.modal .sub{color:var(--text-dim);text-align:center;font-size:14px;margin-bottom:18px}.btn{display:block;width:100%;padding:14px;border:none;border-radius:12px;font-size:16px;font-weight:700;cursor:pointer;margin-top:10px;background:var(--panel-2);color:var(--text)}.btn.primary{background:var(--accent);color:#fff}.btn:disabled{opacity:.5}.input{width:100%;padding:13px 14px;border-radius:12px;border:1px solid var(--panel-2);background:var(--bg);color:var(--text);font-size:16px;margin-top:10px}.input:focus{outline:2px solid var(--accent)}.error-text{color:var(--danger);font-size:13px;margin-top:8px;text-align:center}.lb-list{margin-top:12px}.lb-row{display:flex;align-items:center;gap:10px;padding:9px 6px;border-bottom:1px solid var(--panel-2);font-size:15px}.lb-rank{width:28px;color:var(--text-dim);font-weight:700;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.lb-name{flex:1 1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.lb-score{font-weight:700;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}