:root {color-scheme:dark;--bg:#0c1728;--text:#f1f5ff;--muted:#b6c6dd;--surface:#17283e;--surface-2:#253950;--line:#3b536c;--accent:#ffca68;--button-text:#292018;--panel-shadow:0 18px 56px rgba(0,0,0,.38);}
body[data-theme="light"]{color-scheme:light;--bg:#e9f3fa;--text:#16283b;--muted:#435a6a;--surface:#fff;--surface-2:#e9f2f9;--line:#c6d8e5;--accent:#be741b;--button-text:#fff;--panel-shadow:0 15px 42px rgba(30,60,90,.17);}
*,*::before,*::after{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:system-ui,-apple-system,"Noto Sans TC","Microsoft JhengHei",sans-serif;background:var(--bg);color:var(--text)}button,a{font:inherit}button{cursor:pointer}button:focus-visible,a:focus-visible{outline:3px solid #f7a832;outline-offset:3px}button:disabled{opacity:.5;cursor:not-allowed}a{color:inherit}
.app{position:relative;min-height:100vh;min-height:100dvh;height:100vh;height:100dvh;display:flex;flex-direction:column;overflow:hidden;isolation:isolate}
.site-head{height:60px;padding:6px max(14px,env(safe-area-inset-right));padding-left:max(14px,env(safe-area-inset-left));display:flex;align-items:center;justify-content:space-between;gap:10px;background:var(--surface);border-bottom:1px solid var(--line);z-index:2;flex-shrink:0}
.back-link{font-weight:700;text-decoration:none;font-size:13px;white-space:nowrap}.back-link:hover{text-decoration:underline}.site-brand{display:flex;align-items:center;gap:7px;font-weight:900;font-size:clamp(13px,2.4vw,20px);white-space:nowrap}.site-brand small{font-size:10px;color:var(--accent)}.brand-icon{font-size:23px}.settings-bar{display:flex;gap:5px}.icon-btn{width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:var(--surface-2);color:var(--text);font-size:19px}
.game-wrap{width:min(100%,1080px);margin:auto;flex:1;min-height:0;display:flex;flex-direction:column;padding:6px 12px 10px;gap:8px}
.hud{z-index:1;flex-shrink:0}.hud-top{display:flex;align-items:center;gap:10px;justify-content:space-between;min-height:34px;flex-wrap:wrap}.hud-label{font-size:14px;color:var(--muted);font-weight:800}.hud-pills{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.hud-pill{font-size:14px;border:1px solid var(--line);background:var(--surface);padding:5px 9px;border-radius:12px;font-variant-numeric:tabular-nums}.hud-pill b{font-size:15px}.hud-pill.combo{color:#ffd27b}.meter-wrap{height:8px;width:100%;background:var(--surface-2);border:1px solid var(--line);border-radius:20px;overflow:hidden}.time-meter{height:100%;width:100%;transform-origin:left;transform:scaleX(1);background:linear-gradient(90deg,#4ccbbb,#c4e986)}
.arena{position:relative;flex:1;min-height:180px;border-radius:23px;overflow:hidden;touch-action:none;user-select:none;box-shadow:var(--panel-shadow);border:2px solid rgba(255,255,255,.2);background:linear-gradient(180deg,#80c6ef 0%,#caf0ff 53%,#c9e1a3 100%)}
.arena.world-tropical{background:linear-gradient(180deg,#60c2d4 0%,#cef4f4 53%,#ffe1a3 100%)}.arena.world-frost{background:linear-gradient(180deg,#425f9c 0%,#b6def1 58%,#e6f6ff 100%)}
.decor{position:absolute;pointer-events:none}.decor-sun{width:85px;height:85px;border-radius:100%;background:#fff2a6;top:13%;right:16%;box-shadow:0 0 65px 22px #fff3bb88}.decor-hill{width:130%;height:50%;border-radius:50% 50% 0 0;bottom:-30%}.decor-hill-1{left:-35%;background:#7eb98a}.decor-hill-2{right:-40%;background:#69a884}.world-tropical .decor-hill-1{background:#e2bd78}.world-tropical .decor-hill-2{background:#6daf78}.world-frost .decor-hill-1{background:#cceeff}.world-frost .decor-hill-2{background:#94c6e2}.decor-tree{font-size:clamp(70px,11vw,140px);bottom:10%;opacity:.8;filter:drop-shadow(0 8px 7px #274f3555)}.decor-tree-1{left:4%}.decor-tree-2{right:5%;transform:scaleX(-1)}.world-frost .decor-tree{opacity:.26}
.drop-layer{position:absolute;inset:0;pointer-events:none;z-index:4}.drop{position:absolute;font-size:clamp(36px,6vw,56px);line-height:1;transform:translate(-50%,-50%);filter:drop-shadow(0 3px 3px #253b4860);will-change:top}.basket{position:absolute;bottom:10%;left:50%;width:clamp(105px,19vw,155px);height:75px;transform:translateX(-50%);z-index:5;pointer-events:none}.basket-body{position:absolute;bottom:0;left:0;width:100%;text-align:center;font-size:clamp(72px,11vw,100px);line-height:1;filter:drop-shadow(0 8px 5px #21412466)}.basket-handle{display:none}.basket-magnet{position:absolute;inset:-10px -15px;border:3px dashed #12b7e5;border-radius:50%;box-shadow:0 0 14px #36e1f4;opacity:0}.basket.magnet-on .basket-magnet{opacity:1;animation:magnetPulse 1s infinite alternate}@keyframes magnetPulse{to{transform:scale(1.08);opacity:.5}}
.toast{position:absolute;left:50%;top:29%;transform:translate(-50%,-20px);min-width:130px;max-width:85%;padding:10px 14px;border-radius:15px;color:#fff;background:#162a42df;text-align:center;z-index:7;font-weight:900;opacity:0;pointer-events:none;transition:opacity .18s,transform .18s}.toast.show{opacity:1;transform:translate(-50%,0)}.effect-label{position:absolute;right:12px;top:12px;z-index:6;color:#12253a;font-size:14px;font-weight:900;background:#fff9;padding:5px 10px;border-radius:12px}
.game-footer{flex-shrink:0;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:8px 12px;padding-bottom:max(8px,env(safe-area-inset-bottom))}.goal-copy{display:flex;justify-content:space-between;gap:6px;font-size:13px;color:var(--muted);font-weight:750}.goal-copy strong{color:var(--accent)}.goal-meter-wrap{height:7px;margin:6px 0}.goal-meter{height:100%;background:#ffc36e;width:0%;transition:width .1s}.play-controls{display:flex;align-items:center;justify-content:space-between;gap:8px}.direction-controls{display:flex;align-items:center;gap:10px}.dir-btn,.pause-btn{min-width:48px;min-height:44px;background:var(--surface-2);border:1px solid var(--line);border-radius:12px;color:var(--text);font-size:16px;font-weight:850}.dir-btn:active{background:#3b6d91}.control-hint{font-size:11px;color:var(--muted)}.pause-btn{min-width:95px}
.overlay{position:absolute;inset:0;z-index:12;background:rgba(5,12,24,.83);display:none;justify-content:center;align-items:center;overflow:auto;padding:clamp(10px,3vh,26px);overscroll-behavior:contain}.overlay.is-visible{display:flex}.overlay[hidden]{display:none!important}
.menu-card{margin:auto;width:min(100%,790px);max-height:100%;overflow:auto;background:var(--surface);border:1px solid var(--line);border-radius:25px;box-shadow:var(--panel-shadow);scrollbar-width:thin}.menu-hero{padding:24px 22px 18px;text-align:center;background:radial-gradient(ellipse at 50% -20%,#4d9875b3,transparent 75%),linear-gradient(120deg,#1d4e60,#15304c);color:#fff}.hero-emojis{font-size:clamp(27px,6vw,45px)}.eyebrow{font-size:10px;letter-spacing:2px;color:#aee2d4;font-weight:900}.menu-hero h1{margin:5px 0 4px;font-size:clamp(24px,5vw,37px)}.menu-hero p{font-size:14px;margin:0;color:#e0f5f3}.menu-main{padding:18px 21px 22px}.classic-start{width:100%;padding:14px 17px;text-align:left;border:1px solid #eab96c;border-radius:15px;background:linear-gradient(110deg,#fdf0c0,#fae1ab);color:#543721;display:flex;align-items:center;gap:15px;justify-content:space-between}.classic-start b{display:block;font-size:18px}.classic-start small{display:block;color:#795836;font-size:12px}.big-emoji{font-size:31px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:17px}.section-heading h2{font-size:18px;margin:0}.section-heading span{color:var(--accent);font-weight:850}.sub-copy{font-size:12px;color:var(--muted);margin:5px 0 10px}.world-list{display:grid;gap:11px}.world-card{border:1px solid var(--line);border-radius:16px;padding:10px 12px;background:var(--surface-2)}.world-head{display:flex;justify-content:space-between;gap:9px;align-items:center;margin-bottom:9px}.world-head strong{font-size:15px}.world-head small{color:var(--muted);font-size:11px}.level-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}.level-btn{border:1px solid var(--line);border-radius:12px;background:var(--surface);color:var(--text);min-height:65px;padding:8px 4px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px}.level-btn:not(:disabled):hover{border-color:#e3ae54;transform:translateY(-1px)}.level-btn.locked{opacity:.62}.level-btn .level-num{font-weight:900;font-size:17px}.level-btn .level-stars{font-size:12px;letter-spacing:1px;color:#f4b854}.rules-copy{margin:17px 0 0;line-height:1.7;font-size:12px;color:var(--muted)}
.dialog-card{background:var(--surface);padding:28px clamp(15px,5vw,32px);border:1px solid var(--line);border-radius:23px;width:min(100%,430px);box-shadow:var(--panel-shadow);text-align:center;margin:auto}.dialog-emoji{font-size:50px}.dialog-card h2{font-size:26px;margin:10px 0}.dialog-card p{line-height:1.65;color:var(--muted);font-size:14px}.primary-btn,.secondary-btn,.text-btn{display:block;width:100%;min-height:46px;margin-top:11px;border-radius:13px;font-weight:850}.primary-btn{border:0;color:#292018;background:linear-gradient(135deg,#f6d187,#f5a54a)}.secondary-btn{background:var(--surface-2);border:1px solid var(--line);color:var(--text)}.text-btn{border:0;background:transparent;color:var(--muted)}.result-score{font-size:38px;font-weight:900;color:var(--accent)}.result-stars{font-size:31px;min-height:40px}.record-notice{font-weight:850;color:#ffc778!important}
@media(max-width:620px){.site-head{height:56px}.back-link span{display:none}.site-brand{font-size:14px}.site-brand .brand-icon{font-size:19px}.icon-btn{width:44px;height:44px;font-size:18px}.game-wrap{padding:5px 6px 8px;gap:5px}.hud-top{gap:4px}.hud-label{font-size:12px}.hud-pills{gap:3px}.hud-pill{font-size:12px;padding:4px 6px}.hud-pill b{font-size:13px}.arena{border-radius:14px}.decor-tree{font-size:75px}.control-hint{font-size:10px;max-width:120px;text-align:center}.menu-main{padding:12px}.menu-hero{padding:17px 12px}.world-card{padding:8px}.level-btn{min-height:57px}.overlay{padding:8px}}
@media(max-height:650px){.site-head{height:48px}.game-wrap{gap:4px}.hud-top{min-height:27px}.hud-pill{padding:2px 5px}.basket{height:60px}.basket-body{font-size:74px}.game-footer{padding:5px 10px}.dir-btn,.pause-btn{min-height:44px}.menu-card{max-height:100%}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}}