:root{color-scheme:dark;font-family:Inter,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;--ink: #eef5ff;--muted: #8fa2be;--bg: #07111f;--panel: #0d1b2f;--panel-2: #12243d;--line: #263b58;--blue: #30b8e6;--blue-2: #167ca5;--coral: #ff5573;--gold: #f7c64e;--green: #35d18b;--radius: 16px;font-synthesis:none}*{box-sizing:border-box}html,body,#app{min-width:320px;min-height:100%;margin:0}body{background:radial-gradient(circle at 80% 0,#102c4a 0,var(--bg) 34rem);color:var(--ink)}button,select,input{font:inherit}button,select{color:inherit}button{cursor:pointer}.svg-icon{width:1.15em;height:1.15em;display:inline-block;flex:0 0 auto;vertical-align:-.18em}.hidden{display:none!important}.topbar{min-height:72px;padding:10px clamp(14px,2.4vw,34px);background:#081525eb;border-bottom:1px solid var(--line);display:grid;grid-template-columns:auto 1fr auto;gap:24px;align-items:center;position:sticky;top:0;z-index:20;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.brand{display:flex;align-items:center;min-width:112px}.brand strong,.brand small{display:block}.brand strong{font-size:1rem;letter-spacing:.04em}.brand small{color:var(--muted);margin-top:2px;font-size:.75rem}.mode-tabs{justify-self:center;padding:4px;background:#071525;border:1px solid #223954;border-radius:14px;display:flex;gap:3px}.mode-tab{min-height:42px;padding:0 16px;border:0;border-radius:10px;background:transparent;color:var(--muted);transition:.18s ease;font-size:.9rem;font-weight:700}.mode-tab span{margin-right:6px}.mode-tab:hover{background:var(--panel-2);color:var(--ink)}.mode-tab.active{color:#fff;background:linear-gradient(135deg,#de3d62,var(--coral));box-shadow:0 6px 18px #ff55732b}.toolbar-actions{display:flex;justify-content:flex-end}.icon-button{width:42px;height:42px;border:1px solid var(--line);border-radius:12px;background:var(--panel-2);font-size:1.25rem;display:grid;place-items:center}.icon-button .svg-icon{width:21px;height:21px}.controlbar{min-height:68px;padding:10px clamp(14px,2.4vw,34px);background:#0c192c;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:12px;position:sticky;top:72px;z-index:19;box-shadow:0 12px 30px #02081130}.selector-group{display:flex;align-items:center;gap:8px}.selector-group label,.game-settings label{color:var(--muted);font-size:.85rem;font-weight:700;white-space:nowrap}select,input[type=number]{height:42px;border:1px solid var(--line);background:var(--panel-2);border-radius:10px;padding:0 12px;outline:none}select:focus,input:focus{border-color:var(--blue);box-shadow:0 0 0 3px #30b8e622}.passage-picker select{width:min(360px,36vw)}.check-control{display:flex;gap:7px;align-items:center;color:var(--muted);font-size:.9rem}.check-control input{accent-color:var(--blue);width:17px;height:17px}.game-settings{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.game-settings label{display:flex;align-items:center;gap:6px}.game-settings input{width:68px}.control-spacer{flex:1}.primary-button,.secondary-button{min-height:42px;padding:0 17px;border-radius:11px;border:1px solid transparent;font-weight:800;white-space:nowrap}.primary-button,.secondary-button{display:inline-flex;align-items:center;justify-content:center;gap:7px}.primary-button{background:var(--green);color:#041c12;box-shadow:0 7px 20px #35d18b29}.secondary-button{background:var(--panel-2);border-color:var(--line);color:var(--ink)}.secondary-button b{display:inline-grid;min-width:20px;height:20px;padding:0 5px;margin-left:4px;place-items:center;border-radius:10px;background:var(--coral);font-size:.75rem}.timer{min-width:70px;color:var(--gold);font-size:1.5rem;font-weight:900;text-align:center}.timer.urgent{color:var(--coral);animation:pulse .6s infinite alternate}.workspace{width:min(1600px,100%);margin:auto;padding:clamp(20px,3vw,42px)}.workspace-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:22px}.workspace-heading h1,.reader-heading h1{margin:5px 0 0;font-size:clamp(1.7rem,3vw,2.8rem);letter-spacing:-.04em}.eyebrow{color:var(--blue);font-size:.75rem;font-weight:900;letter-spacing:.14em;text-transform:uppercase}.progress-copy{color:var(--muted);font-weight:800}.empty-state{min-height:calc(100vh - 220px);display:grid;place-content:center;justify-items:center;text-align:center}.empty-icon{width:94px;height:94px;display:grid;place-items:center;border:1px solid #36516f;border-radius:28px;background:linear-gradient(145deg,#173451,#0c1c31);color:#bdeeff;box-shadow:0 22px 70px #0007;transform:rotate(-3deg)}.empty-icon .hero-icon{width:46px;height:46px;stroke-width:1.45;filter:drop-shadow(0 5px 10px #30b8e655)}.empty-state h1{margin:24px 0 8px;font-size:clamp(2rem,5vw,4rem);letter-spacing:-.05em}.empty-state p{margin:0 0 20px;color:var(--muted);font-size:1.05rem}.empty-state span{padding:7px 12px;border:1px solid var(--line);border-radius:999px;color:var(--blue);font-size:.8rem;font-weight:800}.word-grid{display:grid;grid-template-columns:repeat(7,minmax(120px,1fr));gap:12px}.word-card{min-height:122px;padding:19px 12px 15px;position:relative;border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(145deg,#122844,#0e1d32);color:var(--ink);text-align:center;transition:transform .18s,border-color .18s,box-shadow .18s;overflow:hidden}button.word-card:hover{transform:translateY(-3px);border-color:var(--blue)}.word-card strong,.word-card span{display:block;overflow-wrap:anywhere}.word-card strong{font-size:1.05rem;line-height:1.25}.word-card span{margin-top:9px;color:var(--muted);font-size:.85rem;line-height:1.3}.word-card i{position:absolute;top:8px;left:9px;color:#5d7594;font-style:normal;font-size:.65rem;font-weight:900}.word-card.playing,.word-card.silent.active{border-color:var(--gold);box-shadow:0 0 0 2px #f7c64e33,0 16px 40px #0006;background:linear-gradient(145deg,#35401e,#172b2c)}.word-card.silent{cursor:default}.word-card.silent.done{opacity:.52}.silent-status{margin:-8px 0 18px;padding:11px 15px;border:1px solid #246181;border-radius:12px;background:#12334b;color:#aee7ff;font-weight:800}.silent-status{display:flex;align-items:center;gap:9px}.silent-status .svg-icon{width:20px;height:20px}.silent-status.correct{border-color:#27845d;background:#123e2d;color:#78ecb5}.silent-status.wrong{border-color:#8d3245;background:#451c2a;color:#ff9bad}.reader{max-width:1040px;margin:auto}.reader-heading{padding:10px 8px 28px}.reader-heading p{color:var(--muted);margin:10px 0 0}.sentences{display:grid;gap:11px}.sentence{width:100%;padding:18px;border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(145deg,#12233b,#0b192b);color:var(--ink);display:grid;grid-template-columns:38px 1fr;align-items:center;gap:12px;text-align:left;transition:.18s}.sentence:hover{border-color:var(--blue);transform:translate(3px)}.sentence.playing{border-color:var(--gold);background:#253025;box-shadow:0 10px 30px #0005}.sentence-number{color:#57708f;font-size:.75rem;font-weight:900}.sentence-copy strong,.sentence-copy small{display:block}.sentence-copy strong{font-size:1.08rem;line-height:1.65;font-weight:650}.sentence-copy small{margin-top:7px;color:var(--muted);font-size:.9rem;line-height:1.6}.game-board{min-height:calc(100vh - 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28px));padding:0;border:1px solid #35506e;border-radius:20px;background:#0c1a2d;color:var(--ink);box-shadow:0 30px 100px #000a}dialog::backdrop{background:#020711c9;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}#dialog-content{padding:24px}.dialog-head{display:flex;justify-content:space-between;align-items:flex-start}.dialog-head h2{margin:5px 0 0;font-size:1.8rem}.dialog-head>button{width:38px;height:38px;border:1px solid var(--line);border-radius:10px;background:var(--panel-2);color:var(--muted);font-size:1.35rem}.dialog-note{color:var(--muted);line-height:1.7}.dialog-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:24px}.data-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:20px}.data-actions button,.mistake-list button{min-height:54px;border:1px solid var(--line);border-radius:12px;background:var(--panel-2);color:var(--ink);font-weight:750}.mistake-list{max-height:52vh;overflow:auto;display:grid;gap:8px;margin-top:18px}.mistake-list button{padding:12px 15px;display:flex;justify-content:space-between;text-align:left}.mistake-list span{color:var(--muted)}.ranking-list{display:grid;gap:8px;margin-top:20px}.ranking-list>div{min-height:52px;padding:0 14px;display:grid;grid-template-columns:30px 1fr auto;gap:10px;align-items:center;border:1px solid var(--line);border-radius:12px;background:var(--panel-2)}.ranking-list .svg-icon{width:22px;height:22px;color:var(--gold)}.ranking-list>div:nth-child(2) .svg-icon{color:#b9c9dd}.ranking-list>div:nth-child(3) .svg-icon{color:#c98755}@keyframes pulse{to{opacity:.45;transform:scale(.96)}}@media(max-width:1100px){.topbar{grid-template-columns:auto 1fr auto;gap:12px}.brand{min-width:auto}.mode-tab{padding:0 10px}.mode-tab span{margin:0}.mode-tab{font-size:0}.mode-tab span{font-size:1rem}.word-grid{grid-template-columns:repeat(4,minmax(120px,1fr))}.game-settings label{font-size:0}.game-settings select,.game-settings input{font-size:.82rem}}@media(max-width:720px){.topbar{position:static;grid-template-columns:auto 1fr}.toolbar-actions{display:none}.mode-tabs{grid-column:1 / -1;width:100%;justify-content:stretch}.mode-tab{flex:1}.controlbar{top:0;flex-wrap:wrap}.control-spacer{display:none}.selector-group,.passage-picker{flex:1}.selector-group select{width:100%}.game-settings{width:100%;order:3}.game-settings label{flex:1}.game-settings select{width:100%}.workspace{padding:20px 14px}.word-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.word-card{min-height:110px}.game-board{grid-template-columns:1fr}.options{grid-template-columns:repeat(2,1fr)}.sentence{padding:14px 10px;grid-template-columns:28px 1fr}}