:root{color-scheme:light;--ink:#203e43;--muted:#526c6c;--paper:#fffdf6;--line:#c6d6c8;--blue:#24658e;--red:#b9473f;--green:#195d53;font-family:system-ui,"Noto Sans TC","PingFang TC",sans-serif;font-size:18px;background:#f8f5e8;color:var(--ink)}
*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 5% 12%,#ddecdf 0,transparent 38%),radial-gradient(ellipse at 95% 40%,#fff0c8 0,transparent 40%),#f8f5e8;min-height:100dvh}button,input,select{font:inherit}button{cursor:pointer;touch-action:manipulation;min-height:46px;border:2px solid var(--line);border-radius:12px;padding:9px 14px;color:var(--ink);background:#fffdf7;font-weight:750}button:hover{background:#e9f3ed;border-color:#6a9584}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #e1a12e;outline-offset:3px}button:disabled{cursor:default;opacity:.55}button[aria-pressed=true]{background:#195d53;border-color:#144c45;color:white}button.primary{background:#195d53;color:white;border-color:#124b43;box-shadow:0 4px 0 #123e38}button.primary:hover{background:#247569}button.primary:active{transform:translateY(2px);box-shadow:0 2px 0 #123e38}[hidden]{display:none!important}a{color:#205a69}.skip-link{position:fixed;top:-100px;background:white;z-index:1000;padding:10px}.skip-link:focus{top:5px}
.game-header{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;padding:14px max(20px,calc((100% - 1320px)/2));background:#fffdf7ed;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none}.brand strong{display:block;font-size:1.2rem;letter-spacing:.03em}.brand small{display:block;font-size:.8rem;color:var(--muted);margin-top:4px}.game-header nav{display:flex;gap:7px;flex-wrap:wrap}.game-header button{font-size:.85rem;padding:8px 10px;min-height:42px}main{max-width:1320px;margin:0 auto;padding:24px 24px 60px}.welcome{display:grid;grid-template-columns:1fr .8fr;gap:30px;align-items:center;padding:12px 22px 24px}.eyebrow{font-size:.75rem;font-weight:850;letter-spacing:.18em;color:#426f64;margin:8px 0 15px}.welcome h1{font-size:clamp(2rem,3.7vw,3.2rem);line-height:1.3;letter-spacing:.01em;margin:0;color:#174e4e}.welcome h1 em{font-style:normal;color:#b66036}.welcome p:last-child{color:var(--muted);font-size:1rem}.welcome-art svg{width:100%;max-height:225px;display:block}.setup-grid{display:grid;grid-template-columns:.9fr 1.3fr;gap:22px}.card{background:var(--paper);border:1px solid #c6d5c6;border-radius:22px;box-shadow:0 5px 0 #e0e7d8;padding:24px}h2{font-size:1.2rem;margin:0 0 18px}fieldset{margin:0;padding:0;border:0}legend{font-size:.9rem;font-weight:800;margin-bottom:8px}.mode-options{display:grid;grid-template-columns:1fr 1fr;gap:10px}.mode-options label{display:flex;align-items:flex-start;gap:8px;border:2px solid #c8d8d0;border-radius:14px;padding:12px;cursor:pointer}.mode-options label:has(input:checked){border-color:#397b6a;background:#eaf3e7}.mode-options input{width:18px;height:18px;accent-color:var(--green)}.mode-options span{font-weight:800}.mode-options small{display:block;font-size:.75rem;font-weight:500;margin-top:5px;color:var(--muted)}input,select{width:100%;min-height:46px;border:1px solid #a3baac;border-radius:10px;padding:9px;color:var(--ink);background:white}input::placeholder{color:#657974}.team-names,.settings-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:18px}.settings label,.section-filter{font-size:.85rem;font-weight:750;line-height:1.7}.friendly-note{font-size:.85rem;padding:12px;border-radius:12px;background:#fff2c9;margin:18px 0 0;line-height:1.7}.section-heading{display:flex;gap:12px;align-items:center;justify-content:space-between;margin-bottom:14px}.section-heading h2{margin:0}.section-heading button{font-size:.8rem;min-height:40px}.unit-picker{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}.unit-picker button{display:flex;flex-direction:column;align-items:flex-start;gap:5px;min-height:91px;padding:10px;background:#fffefb;text-align:left;font-size:.9rem;border-bottom-width:4px}.unit-picker .unit-icon{font-size:1.3rem}.unit-picker button[aria-pressed=true]{background:#e5f2df;color:#214b38;border-color:#5b946c}.unit-picker small{font-size:.75rem;color:#536e5c}.section-filter{display:block;margin-top:16px}.pool-note{font-size:.9rem;font-weight:800;color:#255b4c;margin:10px 0}.setup-note{font-size:.8rem;color:var(--muted);line-height:1.8}.launch-bar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:15px;margin:26px 4px 0}.launch-bar p{color:#476456;font-size:.95rem}.start{font-size:1.12rem;min-height:62px;padding:14px 30px}.settings #ai-setting{display:block;margin-top:16px}
.scoreboard{display:grid;grid-template-columns:1fr auto 1fr;gap:18px;align-items:center;margin-bottom:14px}.team-score{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}.team-score span{font-weight:850;font-size:1.2rem;overflow-wrap:anywhere}.team-score strong{font-size:2rem;font-variant-numeric:tabular-nums}.team-score small{font-size:.75rem}.team-score.blue{color:var(--blue)}.team-score.red{color:var(--red);justify-content:flex-end}.match-controls{display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap}.match-controls button{font-size:.8rem;min-height:42px}.match-controls strong{min-width:80px;text-align:center;font-variant-numeric:tabular-nums}.arena{background:linear-gradient(#e8f4ef,#fffdf0);border:1px solid #bfcfbd;border-radius:20px;padding:8px 22px 10px;margin-bottom:18px;overflow:hidden}.arena svg{display:block;width:100%;height:150px}.rope-progress{position:relative;height:22px;border-radius:12px;background:linear-gradient(90deg,#daeaf8 0 50%,#f9dfd7 50%);font-size:.7rem;font-weight:800;display:flex;justify-content:space-between;align-items:center;padding:0 12px}.rope-progress:after{content:"";height:100%;position:absolute;left:50%;border-left:1px dashed #6c7a6a}.blue-goal{color:#245f86}.red-goal{color:#9a4039}#rope-marker{position:absolute;z-index:1;left:50%;height:25px;width:7px;background:#ce583a;top:-2px;border-radius:3px;transform:translateX(-50%);transition:left .45s ease}#arena-art .arena-movers{transition:transform .5s ease}.arena p{margin:8px 0 0;text-align:center;font-size:.85rem;color:#496952;font-weight:750}.question-teams{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:start}.team-card{min-width:0;border:2px solid #87aec6;background:#edf5fc;border-radius:20px;padding:18px;box-shadow:0 4px 0 #cbdfe8}.team-card.red{border-color:#d48e7f;background:#fff0e9;box-shadow:0 4px 0 #ead6cc}.team-card-header{display:flex;justify-content:space-between;flex-wrap:wrap;align-items:center;gap:10px;font-size:.8rem}.team-card-header h2{font-size:1.12rem;margin:0;color:var(--blue)}.red .team-card-header h2{color:var(--red)}.streak{font-weight:800;border-radius:20px;background:white;padding:5px 10px}.team-task{background:white;border:1px solid #c4d9e1;border-radius:14px;padding:16px;margin:12px 0}.question-meta{display:block;font-size:.75rem;color:#557273;font-weight:800;line-height:1.6}.question-text{font-size:clamp(1.15rem,2vw,1.6rem);line-height:1.65;font-weight:850;color:#173f59;margin:12px 0;overflow-wrap:anywhere}.red .question-text{color:#813b32}.question-figure:empty{display:none}.question-figure figure{margin:10px auto 0;width:min(360px,100%)}.question-figure svg{display:block;max-height:175px;width:100%;height:auto}.question-figure figcaption{font-size:.75rem;line-height:1.6;color:#52666d;margin-top:5px}.question-tools{display:flex;gap:6px;flex-wrap:wrap}.question-tools button{font-size:.82rem;padding:7px 9px;min-height:42px}.answers{display:grid;grid-template-columns:1fr 1fr;gap:10px}.answers button{display:flex;align-items:center;gap:10px;min-height:70px;text-align:left;line-height:1.5;background:#fff;font-size:1.15rem;font-weight:850;border-color:#8bafc9;border-bottom-width:4px;overflow-wrap:anywhere}.answers b{display:grid;place-items:center;background:#e7eff4;border-radius:8px;flex:0 0 30px;height:30px;font-size:.8rem}.red .answers button{border-color:#ce9d90}.red .answers b{background:#f9e4dd}.answers button.correct{background:#e1f2d6;border-color:#43824f;color:#174a2a;opacity:1}.answers button.wrong{background:#f2eee8;color:#6a6966;opacity:.55}.team-feedback{font-size:1rem;line-height:1.7;font-weight:750;min-height:35px;margin:10px 0}.team-feedback:empty{min-height:0}.team-hint{background:#fff8da;padding:12px;border-radius:12px;border:1px solid #d9c47f;font-size:.95rem;line-height:1.8;margin:12px 0}.team-next{display:flex;justify-content:space-between;gap:8px;flex-wrap:wrap;align-items:center;margin-top:12px}.team-next button{font-size:.9rem}.turn-indicator{font-size:.8rem;font-weight:700}.keyboard-note{font-size:.8rem;color:#5a6e63;text-align:center;margin-top:22px}.paused-message{border:2px solid #aa8735;background:#fff4d3;padding:14px;border-radius:12px;font-weight:800;text-align:center}.paused .question-teams{opacity:.65}.results{max-width:1000px;margin:24px auto;text-align:center}.trophy{font-size:4rem;margin:14px}.results h1{font-size:2rem}.result-stats{width:100%;border-collapse:collapse;margin:24px 0;text-align:center}.result-stats th,.result-stats td{padding:12px;border-bottom:1px solid #c6d6c8;line-height:1.5;font-size:.95rem}.result-stats th{background:#eef3e5}.review-item{text-align:left;border:1px solid #b3caba;border-radius:12px;padding:14px;margin:12px 0;background:white}.review-item h3{font-size:1rem;line-height:1.6;margin:0}.review-item p{font-size:.95rem;line-height:1.8}.review-item summary{cursor:pointer;font-weight:750;margin:10px 0}.result-actions{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;margin-top:25px}dialog{width:min(680px,calc(100vw - 24px));border:2px solid #5f8271;border-radius:20px;padding:26px;background:#fffdf6;color:var(--ink);max-height:88dvh;overflow:auto;line-height:1.9}dialog::backdrop{background:#183d47aa}dialog li{margin:8px 0}dialog form{text-align:right}footer{padding:20px;text-align:center;font-size:.8rem;color:#5c7163}.cheering .animal-head{animation:animal-cheer .5s ease 2;transform-box:fill-box;transform-origin:center}.calm *{animation:none!important;transition:none!important}.calm .arena{background:#eff3e9}@keyframes animal-cheer{50%{transform:translateY(-7px) rotate(-4deg)}}
@media(max-width:1000px){.setup-grid{grid-template-columns:1fr}.welcome-art svg{max-height:180px}.question-teams{gap:12px}.team-card{padding:12px}.match-controls{max-width:360px}.scoreboard{gap:10px}.team-score{gap:5px}.answers button{font-size:1rem;padding:10px}.answers b{flex-basis:24px;height:26px}}
@media(max-width:700px){:root{font-size:17px}main{padding:18px 12px 40px}.welcome{grid-template-columns:1fr;padding:4px 4px 20px;gap:0}.welcome h1{font-size:2.2rem}.welcome-art svg{height:130px}.card{padding:18px}.game-header{padding:12px}.game-header nav{width:100%}.unit-picker{gap:7px}.unit-picker button{font-size:.85rem;padding:8px}.scoreboard{grid-template-columns:1fr 1fr}.match-controls{grid-column:1/-1;grid-row:2;max-width:none}.team-score.red{grid-column:2;grid-row:1}.question-teams{grid-template-columns:1fr}.arena svg{height:110px}.question-text{font-size:1.35rem}.answers button{font-size:1.15rem}.question-figure svg{max-height:190px}.result-stats th,.result-stats td{font-size:.8rem;padding:9px 4px}.brand strong{font-size:1.1rem}.keyboard-note{display:none}.launch-bar .start{width:100%}.section-heading h2{font-size:1.1rem}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}}
@media print{.game-header,.game-fullscreen-toolbar,footer,#setup,#match,.result-actions{display:none!important}body{background:white}.results{border:0;box-shadow:none}main{padding:0;max-width:none}}

@media(min-width:701px) and (max-height:800px){.welcome{padding-top:4px;padding-bottom:14px}.welcome h1{font-size:2.5rem}.welcome-art svg{max-height:170px}.arena svg{height:105px}.question-figure svg{max-height:130px}.team-card{padding:14px}.team-task{padding:13px}.answers button{min-height:62px}.game-header{padding-top:10px;padding-bottom:10px}.question-text{font-size:1.3rem}}

/* 固定頂欄保留實際高度；縮放、換語言與全螢幕皆不覆蓋內容。 */
html{scroll-padding-top:calc(var(--game-header-height,90px) + 16px)}body{padding-top:var(--game-header-height,90px)}.game-header{position:fixed!important;inset:0 0 auto!important;z-index:99999;background:#fffdf7;padding-top:max(10px,env(safe-area-inset-top));padding-left:max(20px,env(safe-area-inset-left));padding-right:max(20px,env(safe-area-inset-right));width:100%;max-height:45dvh;overflow:auto}.brand{flex:0 1 auto;min-width:0}.brand strong{line-height:1.4}.game-header nav{justify-content:flex-end;align-items:center}.game-header .language-switch{padding:3px 8px}.game-header .language-switch select{min-height:32px}.scoreboard{position:sticky;top:var(--game-header-height,90px);z-index:20;background:#fffdf7f5;border:1px solid #d6dfce;border-radius:14px;padding:10px 14px;gap:12px}.arena{padding:6px 16px 10px}.arena svg{height:clamp(100px,15dvh,150px)}.question-teams{align-items:stretch;grid-template-rows:repeat(6,auto);row-gap:0}.team-card{display:grid;grid-template-rows:subgrid;grid-row:span 6}.team-card.blue{grid-column:1}.team-card.red{grid-column:2}.team-card-header{grid-row:1}.team-task{grid-row:2;display:flex;flex-direction:column;gap:0}.question-tools{margin-top:auto}.answers{grid-row:3}.team-feedback{grid-row:4}.team-hint{grid-row:5}.team-next{grid-row:6}.question-text{margin-top:10px;margin-bottom:12px}.paused .question-teams{opacity:1}.paused-message{padding:8px 12px;margin:10px 0 14px}.paused .answers button:disabled{opacity:.8}.paused .question-tools button:disabled{opacity:.75}.team-next{padding-bottom:4px}.team-feedback:empty{margin:0}.team-hint{margin-bottom:0}
@media(min-width:1001px){.game-header{gap:10px;padding-left:max(24px,calc((100% - 1272px)/2));padding-right:max(24px,calc((100% - 1272px)/2))}.game-header nav{flex:0 1 auto}}
@media(max-width:1000px){.game-header nav{flex:1 1 620px;justify-content:flex-start}.scoreboard{position:static}}
@media(max-width:700px){.question-teams{display:flex;flex-direction:column;gap:18px}.team-card{display:block}.game-header{padding:10px 12px}.brand small{display:none}.brand img{width:36px;height:36px}.game-header nav{gap:5px}.game-header button{min-height:44px}.arena svg{height:110px}}
@media print{body{padding-top:0}}