:root{--bg: #f4f8fb;--panel: #ffffff;--board-bg: #e7eef5;--cell-empty: #f6f9fc;--cell-border: #dbe5ee;--text: #25313f;--text-muted: #7c8a99;--accent: #34a8e0;--accent-strong: #1f8fc7;--danger: #fb7185;--shadow: 0 8px 24px rgba(40, 70, 100, .12)}*{box-sizing:border-box}html,body{margin:0;padding:0;height:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang TC,Microsoft JhengHei,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none;touch-action:manipulation;overscroll-behavior:none;overflow:hidden}.app{max-width:520px;margin:0 auto;padding:calc(env(safe-area-inset-top) + 12px) calc(env(safe-area-inset-right) + 16px) calc(env(safe-area-inset-bottom) + 16px) calc(env(safe-area-inset-left) + 16px);min-height:100dvh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:clamp(6px,1.4vh,14px)}.app-header{position:relative;width:100%;display:flex;flex-direction:column;align-items:center;gap:12px}.settings-btn{position:absolute;top:4px;right:0;width:40px;height:40px;display:flex;align-items:center;justify-content:center;border:none;border-radius:50%;background:var(--panel);color:var(--accent-strong);box-shadow:var(--shadow);cursor:pointer;transition:transform .15s ease,background .15s ease}.settings-btn:hover{background:var(--board-bg)}.settings-btn:active{transform:scale(.92) rotate(40deg)}.leaderboard-btn{position:absolute;top:4px;left:0;width:40px;height:40px;display:flex;align-items:center;justify-content:center;border:none;border-radius:50%;background:var(--panel);color:#f5a623;box-shadow:var(--shadow);cursor:pointer;transition:transform .15s ease,background .15s ease}.leaderboard-btn:hover{background:var(--board-bg)}.leaderboard-btn:active{transform:scale(.92)}.app-title{margin:8px 0 0;font-size:clamp(20px,6vw,28px);font-weight:800;letter-spacing:.5px;color:var(--accent-strong)}.scoreboard{display:flex;gap:12px;width:100%;max-width:360px}.score-box{flex:1;background:var(--panel);border-radius:14px;padding:10px 14px;box-shadow:var(--shadow);display:flex;flex-direction:column;align-items:center}.score-label{font-size:12px;text-transform:uppercase;letter-spacing:1px;color:var(--text-muted)}.score-value{font-size:24px;font-weight:800;font-variant-numeric:tabular-nums}.play-area{width:100%;display:flex;flex-direction:column;align-items:center;gap:clamp(6px,1.3vh,14px)}.character{width:100%;display:flex;justify-content:center}.character-portrait{position:relative;display:flex;align-items:flex-end;justify-content:center;background:var(--panel);border-radius:22px;padding:6px 18px;box-shadow:var(--shadow);transition:transform .25s ease}.character-img{height:clamp(60px,9.5vh,150px);width:auto;display:block;-webkit-user-select:none;user-select:none;pointer-events:none;filter:drop-shadow(0 4px 8px rgba(40,70,100,.18))}.character-portrait--evolving{animation:char-pop 1.1s ease-out}.character-portrait--evolving:before{content:"";position:absolute;top:-10%;right:-10%;bottom:-10%;left:-10%;border-radius:50%;background:radial-gradient(circle,rgba(250,204,21,.55),rgba(251,113,133,.15) 60%,transparent 70%);animation:char-glow 1.1s ease-out forwards;z-index:-1}@keyframes char-pop{0%{transform:scale(1)}30%{transform:scale(1.18)}60%{transform:scale(.97)}to{transform:scale(1)}}@keyframes char-glow{0%{opacity:0;transform:scale(.6)}35%{opacity:1;transform:scale(1.1)}to{opacity:0;transform:scale(1.4)}}.character-evolve-msg{position:absolute;top:-10px;left:50%;transform:translate(-50%);white-space:nowrap;font-size:13px;font-weight:800;color:#fff;background:linear-gradient(120deg,#f472b6,#fb7185);padding:3px 10px;border-radius:999px;box-shadow:0 4px 10px #f472b666;animation:char-msg 1.1s ease-out forwards}@keyframes char-msg{0%{opacity:0;transform:translate(-50%,8px) scale(.8)}25%{opacity:1;transform:translate(-50%) scale(1)}80%{opacity:1}to{opacity:0;transform:translate(-50%,-8px) scale(.95)}}.character-bar{flex:1;min-width:0}.character-bar-label{display:flex;justify-content:space-between;font-size:13px;font-weight:700;color:var(--text);margin-bottom:5px}.character-bar-track{height:12px;border-radius:999px;background:#eef3f8;overflow:hidden;box-shadow:inset 0 1px 2px #00000014}.character-bar-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,#f9a8d4,#f472b6,#c084fc);transition:width .4s ease}.character-bar-stage{margin-top:5px;font-size:11px;font-weight:700;letter-spacing:.5px;color:var(--text-muted);text-align:right}.board-wrap{position:relative;width:100%;display:flex;justify-content:center}.board{position:relative;width:min(90vw,41vh,460px);aspect-ratio:1 / 1;display:grid;grid-template-columns:repeat(8,1fr);grid-template-rows:repeat(8,1fr);gap:0;background:var(--board-bg);padding:6px;border-radius:16px;box-shadow:var(--shadow);touch-action:none;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}.cell{border-radius:6px;border:1px solid var(--cell-border);background:var(--cell-empty);transition:background .12s ease}.cell--filled{position:relative;border:none;border-radius:42%;box-shadow:inset 0 -4px 6px #0000002e,inset 0 3px 5px #ffffff73,inset 4px 0 6px #ffffff26,inset -4px 0 6px #00000014}.cell--filled:after{content:"";position:absolute;top:14%;left:16%;width:36%;height:28%;border-radius:50%;background:#ffffff8c;filter:blur(1px);pointer-events:none}.cell--preview{border-color:var(--accent)}.cell--preview-invalid{border-color:var(--danger);background:#fb71852e!important}.cell--placed{animation:pop .22s ease}.cell--will-clear{position:relative;z-index:1;border-color:#facc15e6;animation:willClearPulse .55s ease-in-out infinite}@keyframes willClearPulse{0%,to{box-shadow:0 0 0 1px #facc158c,0 0 6px #facc1580;filter:brightness(1)}50%{box-shadow:0 0 0 3px #facc15f2,0 0 14px #facc15d9;filter:brightness(1.22)}}@keyframes pop{0%{transform:scale(.6)}60%{transform:scale(1.08)}to{transform:scale(1)}}.clear-layer{position:absolute;top:6px;right:6px;bottom:6px;left:6px;pointer-events:none}.clear-cell{position:absolute;border-radius:6px;animation:clearFade .32s ease forwards}@keyframes clearFade{0%{opacity:1;transform:scale(1)}40%{opacity:1;transform:scale(1.05);filter:brightness(1.6)}to{opacity:0;transform:scale(.4)}}.tray{width:100%;display:flex;justify-content:space-around;align-items:center;gap:8px;min-height:clamp(54px,9vh,84px);background:var(--panel);border-radius:16px;padding:8px;box-shadow:var(--shadow)}.tray-slot{flex:1;min-width:0;overflow:hidden;display:flex;align-items:center;justify-content:center;padding:6px;border-radius:12px;cursor:grab;touch-action:none;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;transition:transform .12s ease,background .12s ease}.tray-slot:active{cursor:grabbing}.tray-slot--selected{background:#34a8e01f;transform:scale(1.04)}.tray-slot--dragging{opacity:.25}.piece-cell{position:relative;border-radius:4px;background:transparent}.piece-cell--filled{border-radius:42%;box-shadow:inset 0 -3px 4px #0000002e,inset 0 2px 4px #ffffff73}.piece-cell--filled:after{content:"";position:absolute;top:14%;left:16%;width:36%;height:28%;border-radius:50%;background:#ffffff80;pointer-events:none}.drag-ghost{position:fixed;z-index:50;pointer-events:none;filter:drop-shadow(0 8px 12px rgba(40,70,100,.3));opacity:.92}.btn{font-family:inherit;font-size:15px;font-weight:700;border:none;border-radius:12px;padding:12px 22px;cursor:pointer;transition:transform .1s ease,background .15s ease}.btn:active{transform:scale(.97)}.btn--primary{background:var(--accent);color:#fff}.btn--primary:hover{background:var(--accent-strong)}.btn--ghost{background:var(--panel);color:var(--accent-strong);box-shadow:var(--shadow)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#1e2d3c73;display:flex;align-items:center;justify-content:center;padding:24px;z-index:100;animation:fadeIn .2s ease}.modal-card{background:var(--panel);border-radius:20px;padding:28px 32px;text-align:center;box-shadow:var(--shadow);width:100%;max-width:320px;animation:rise .25s ease}.modal-title{margin:0 0 16px;font-size:26px;color:var(--accent-strong)}.modal-line{margin:6px 0;font-size:16px;color:var(--text)}.modal-line strong{font-variant-numeric:tabular-nums}.modal-card .btn{margin-top:18px;width:100%}.setting-row{text-align:left;margin:8px 0 4px}.setting-label{display:flex;justify-content:space-between;align-items:baseline;font-size:15px;font-weight:700;color:var(--text);margin-bottom:10px}.setting-value{font-variant-numeric:tabular-nums;font-weight:800;color:var(--accent-strong)}.volume-range{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;height:8px;border-radius:999px;background:var(--board-bg);outline:none;cursor:pointer}.volume-range::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:22px;height:22px;border-radius:50%;background:var(--accent);border:3px solid #fff;box-shadow:var(--shadow);cursor:pointer;transition:transform .1s ease}.volume-range::-webkit-slider-thumb:active{transform:scale(1.12)}.volume-range::-moz-range-thumb{width:22px;height:22px;border-radius:50%;background:var(--accent);border:3px solid #fff;box-shadow:var(--shadow);cursor:pointer}.volume-range--muted{opacity:.45}.toggle-row{width:100%;margin-top:16px;display:flex;align-items:center;justify-content:space-between;background:var(--board-bg);border:none;border-radius:14px;padding:12px 16px;cursor:pointer;font-family:inherit}.toggle-label{font-size:15px;font-weight:700;color:var(--text)}.toggle-note{margin-left:8px;font-size:12px;font-weight:600;color:var(--text-muted)}.settings-restart{width:100%;margin-top:16px}.toggle-switch{position:relative;width:46px;height:26px;border-radius:999px;background:#cbd6e0;transition:background .18s ease;flex-shrink:0}.toggle-knob{position:absolute;top:3px;left:3px;width:20px;height:20px;border-radius:50%;background:#fff;box-shadow:0 1px 3px #2846644d;transition:transform .18s ease}.toggle-row--on .toggle-switch{background:var(--accent)}.toggle-row--on .toggle-knob{transform:translate(20px)}.modal-line--accent{color:var(--accent-strong);font-weight:800}.modal-line--error{color:var(--danger);font-size:14px}.gameover-submit{display:flex;flex-direction:column;gap:10px;margin-top:14px}.name-input{font-family:inherit;font-size:16px;text-align:center;padding:11px 14px;border-radius:12px;border:2px solid var(--cell-border);background:var(--cell-empty);color:var(--text);outline:none;transition:border-color .15s ease}.name-input:focus{border-color:var(--accent)}.leaderboard-card{max-width:360px}.lb-list{list-style:none;margin:8px 0 4px;padding:0;max-height:46vh;overflow-y:auto}.lb-row{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:12px;background:var(--board-bg);margin-bottom:6px}.lb-row--me{background:#facc1547;outline:2px solid rgba(245,166,35,.7)}.lb-rank{flex-shrink:0;width:28px;text-align:center;font-weight:800;font-size:16px;color:var(--text-muted)}.lb-name{flex:1;font-weight:700;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.lb-score{flex-shrink:0;font-weight:800;font-variant-numeric:tabular-nums;color:var(--accent-strong)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes rise{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.kg-float{position:absolute;top:38%;left:50%;transform:translate(-50%,-50%);font-size:clamp(28px,8vw,52px);font-weight:900;color:#2fb36b;text-shadow:0 2px 0 #fff,0 4px 10px rgba(47,179,107,.35);pointer-events:none;z-index:40;animation:kgFloat 1s ease-out forwards}@keyframes kgFloat{0%{opacity:0;transform:translate(-50%,-30%) scale(.6)}25%{opacity:1;transform:translate(-50%,-55%) scale(1.1)}60%{opacity:1;transform:translate(-50%,-70%) scale(1)}to{opacity:0;transform:translate(-50%,-110%) scale(.95)}}.joylife-animation-overlay{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;z-index:999}.joylife-animation-text{font-size:clamp(40px,9vw,84px);font-weight:900;letter-spacing:.04em;background:linear-gradient(120deg,#34d399,#34a8e0,#c084fc);-webkit-background-clip:text;background-clip:text;color:transparent;text-shadow:0 8px 30px rgba(52,168,224,.25);animation:joylife-pop 1.2s ease-out forwards}.joylife-animation-text--grand{font-size:clamp(48px,12vw,120px);background:linear-gradient(120deg,#fbbf24,#fb7185,#c084fc)}.joylife-animation-sub{font-size:clamp(16px,4vw,24px);font-weight:800;color:#2fb36b;animation:joylife-pop 1.2s ease-out forwards}@keyframes joylife-pop{0%{transform:scale(.4);opacity:0}20%{transform:scale(1.15);opacity:1}45%{transform:scale(1);opacity:1}to{transform:scale(1.35);opacity:0}}.item-bar{width:100%;display:flex;justify-content:space-around;gap:8px}.item-chip{flex:1;min-width:0;display:flex;flex-direction:column;align-items:center;gap:1px;padding:5px 4px 4px;border:2px solid transparent;border-radius:14px;background:var(--panel);box-shadow:var(--shadow);cursor:pointer;font-family:inherit;position:relative;transition:transform .1s ease,border-color .15s ease,opacity .15s ease}.item-chip:active{transform:scale(.95)}.item-chip--active{border-color:var(--item-color);background:color-mix(in srgb,var(--item-color) 18%,var(--panel))}.item-chip--empty{opacity:.4;cursor:default}.item-icon{font-size:19px;line-height:1}.item-name{font-size:11px;font-weight:700;color:var(--text-muted)}.item-count{position:absolute;top:2px;right:4px;min-width:18px;height:18px;padding:0 4px;border-radius:9px;background:var(--item-color);color:#fff;font-size:12px;font-weight:800;line-height:18px;text-align:center;box-shadow:0 1px 3px #28466440}.item-info-card{max-width:320px}.item-info-icon{width:64px;height:64px;margin:0 auto 4px;display:flex;align-items:center;justify-content:center;font-size:34px;border-radius:50%;box-shadow:var(--shadow)}.item-info-effect{font-size:16px;font-weight:700;color:var(--text)}.item-info-how{font-size:13px;color:var(--text-muted)}.shape-picker-card{max-width:340px}.shape-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin:14px 0;max-height:50vh;overflow-y:auto}.shape-option{display:flex;align-items:center;justify-content:center;min-width:56px;min-height:56px;padding:8px;border:2px solid var(--cell-border);border-radius:12px;background:var(--cell-empty);cursor:pointer;transition:transform .1s ease,border-color .15s ease}.shape-option:hover{border-color:var(--accent)}.shape-option:active{transform:scale(.93)}.btn--revive{width:100%;margin:6px 0 2px;background:#ffb86b;color:#7a3e00}.btn--revive:hover{background:#ffa94d}.board-wrap--selecting{cursor:crosshair}.line-select-bar{width:100%;display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:8px;padding:10px 12px;background:color-mix(in srgb,#f472b6 16%,var(--panel));border:2px solid #f472b6;border-radius:14px;font-size:14px;font-weight:700;color:var(--text)}.line-select-seg{display:flex;border-radius:999px;overflow:hidden;border:2px solid #f472b6}.line-select-seg button{border:none;background:var(--panel);color:#be3f87;font-family:inherit;font-weight:700;padding:6px 14px;cursor:pointer}.line-select-seg button.on{background:#f472b6;color:#fff}.line-select-bar .btn-cancel{border:none;background:transparent;color:var(--text-muted);font-family:inherit;font-weight:700;cursor:pointer;text-decoration:underline}.item-toast{position:fixed;top:16px;left:50%;transform:translate(-50%);z-index:200;display:flex;gap:8px;align-items:center;padding:10px 18px;background:var(--panel);border-radius:999px;box-shadow:var(--shadow);font-weight:800;color:var(--text);animation:itemToast 1.8s ease forwards;pointer-events:none}.item-toast-emoji{font-size:20px}@keyframes itemToast{0%{opacity:0;transform:translate(-50%,-12px)}15%{opacity:1;transform:translate(-50%)}80%{opacity:1;transform:translate(-50%)}to{opacity:0;transform:translate(-50%,-12px)}}