:root{--text:#374151;--text-h:#111827;--muted:#6b7280;--bg:#f9fafb;--card:#fff;--border:#e5e7eb;--accent:#4f46e5;--accent-bg:#eef2ff;--green:#059669;--amber:#d97706;--red:#dc2626;--blue:#2563eb;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}body{margin:0}#root{flex-direction:column;min-height:100svh;display:flex}h1,h2,h3{color:var(--text-h);font-weight:600}h1{margin:0 0 4px;font-size:22px}h2{margin:0 0 8px;font-size:17px}h3{margin:0 0 6px;font-size:15px}p{margin:0 0 8px}a{color:var(--accent)}.topnav{background:var(--card);border-bottom:1px solid var(--border);z-index:10;position:sticky;top:0}.topnav-inner{align-items:center;gap:20px;max-width:720px;margin:0 auto;padding:10px 16px;display:flex}.brand{color:var(--text-h);font-weight:700}.topnav nav{gap:4px;display:flex}.topnav nav a{color:var(--muted);border-radius:8px;padding:6px 12px;font-size:15px;text-decoration:none}.topnav nav a.active{background:var(--accent-bg);color:var(--accent);font-weight:600}.container{flex:1;width:100%;max-width:720px;margin:0 auto;padding:20px 16px 60px}.card{background:var(--card);border:1px solid var(--border);border-radius:12px;margin-bottom:12px;padding:16px}.muted{color:var(--muted);font-size:14px}.row{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.spacer{flex:1}button{font:inherit;cursor:pointer;border:1px solid var(--border);background:var(--card);color:var(--text);border-radius:8px;padding:8px 14px}button:hover{border-color:#cbd5e1}button.primary{background:var(--accent);border-color:var(--accent);color:#fff}button.good{background:var(--green);border-color:var(--green);color:#fff}button.fuzzy{background:var(--amber);border-color:var(--amber);color:#fff}button.bad{background:var(--red);border-color:var(--red);color:#fff}button:disabled{opacity:.5;cursor:default}.nav-logout{color:var(--muted);border:0;padding:6px 10px}.login-page{place-items:center;min-height:100svh;padding:20px;display:grid}.login-card{background:var(--card);border:1px solid var(--border);border-radius:16px;width:min(100%,360px);padding:24px}.error{color:var(--red);font-size:14px}input,select,textarea{font:inherit;border:1px solid var(--border);background:var(--card);width:100%;color:var(--text);border-radius:8px;padding:8px 10px}textarea{resize:vertical;min-height:120px}label{color:var(--muted);margin:10px 0 4px;font-size:14px;display:block}label.inline{color:var(--text);align-items:center;gap:6px;margin:10px 0 0;display:flex}label.inline input{width:auto}.form-grid{grid-template-columns:1fr 1fr;gap:0 12px;display:grid}@media (width<=560px){.form-grid{grid-template-columns:1fr}}.today-head{margin-bottom:16px}.pill{background:var(--accent-bg);color:var(--accent);border-radius:999px;margin-right:6px;padding:2px 10px;font-size:13px;display:inline-block}.group{margin-bottom:8px}.group-header{background:var(--card);border:1px solid var(--border);width:100%;color:var(--text-h);border-radius:12px;align-items:center;gap:8px;padding:12px 16px;font-weight:600;display:flex}.group-header .count{color:var(--muted);font-size:14px;font-weight:400}.group-body{padding:8px 0 0}.task-card{margin-bottom:10px}.task-type{color:var(--muted);text-transform:uppercase;letter-spacing:.05em;font-size:12px}.task-front{color:var(--text-h);margin:6px 0;font-size:18px}.task-back{border-top:1px dashed var(--border);margin-top:10px;padding-top:10px}.task-note{color:var(--muted);margin-top:6px;font-size:14px}.task-actions{flex-wrap:wrap;gap:8px;margin-top:12px;display:flex}.task-actions button{flex:1;min-width:90px}audio{width:100%;margin:8px 0}.celebration{text-align:center;padding:60px 20px}.celebration .big{margin-bottom:12px;font-size:40px}.gender-m{color:var(--blue)}.gender-f{color:var(--red)}.cloze-blank{border-bottom:2px solid var(--text-h);color:#0000;-webkit-user-select:none;user-select:none}.cloze-hint{color:var(--muted);font-size:.85em}.cloze-answer{color:var(--accent);border-bottom:2px solid var(--accent);font-weight:600}.badge{white-space:nowrap;border-radius:6px;padding:2px 8px;font-size:13px}.badge.done{color:var(--green);background:#ecfdf5}.badge.error{color:var(--red);background:#fef2f2}.badge.working{color:var(--amber);background:#fffbeb}.badge.pending{color:var(--muted);background:#f3f4f6}.resource-item{cursor:pointer}.resource-item .head{align-items:center;gap:10px;display:flex}.resource-detail{border-top:1px solid var(--border);cursor:default;margin-top:12px;padding-top:12px}.knowledge-group{margin-bottom:14px}table.vocab{border-collapse:collapse;width:100%;font-size:14px}table.vocab th,table.vocab td{text-align:left;border-bottom:1px solid var(--border);padding:6px 8px}table.vocab th{color:var(--muted);font-weight:500}.grammar-card{background:var(--bg);border-radius:8px;margin-bottom:8px;padding:10px 12px;font-size:14px}.transcript-preview{white-space:pre-wrap;background:var(--bg);border-radius:8px;max-height:200px;padding:10px 12px;font-size:14px;overflow:auto}.transcript-full{white-space:pre-wrap;background:var(--bg);border-radius:8px;max-height:420px;padding:12px 14px;font-family:ui-monospace,Consolas,monospace;font-size:13px;line-height:1.7;overflow:auto}.mini-card{background:var(--bg);border-radius:8px;margin-bottom:6px;padding:8px 12px;font-size:14px}.mini-card .back{color:var(--muted)}.triage-list{max-height:60vh;margin-top:4px;overflow:auto}.triage-item{cursor:pointer;color:var(--text);border-radius:8px;align-items:flex-start;gap:10px;margin:0;padding:8px;font-size:14px;display:flex}.triage-item:hover{background:var(--bg)}.triage-item input{flex-shrink:0;width:auto;margin-top:4px}.triage-card{flex:1;min-width:0}.error-box{color:var(--red);background:#fef2f2;border-radius:8px;margin-bottom:12px;padding:10px 12px;font-size:14px}.empty,.loading{text-align:center;color:var(--muted);padding:40px 0}.doc-item{cursor:pointer;border-radius:8px;align-items:center;gap:6px;padding:6px 8px;display:flex}.doc-item:hover{background:var(--hover,#f3f4f6)}.doc-content{border:1px solid var(--border,#e5e7eb);border-radius:10px;max-height:60vh;margin:6px 0 12px;padding:14px 18px;overflow:auto}.markdown h1{font-size:20px}.markdown h2{margin-top:18px;font-size:17px}.markdown h3{margin-top:14px;font-size:15px}.markdown table{border-collapse:collapse;width:100%;font-size:14px}.markdown th,.markdown td{border:1px solid var(--border,#e5e7eb);text-align:left;padding:5px 8px}.markdown th{background:var(--hover,#f3f4f6)}.markdown pre{background:#f6f8fa;border-radius:8px;padding:12px;font-size:13px;overflow:auto}.markdown code{font-family:ui-monospace,monospace}.markdown blockquote{border-left:3px solid var(--border,#e5e7eb);color:var(--muted,#6b7280);margin-left:0;padding-left:12px}.triage-flashcard{border:1px solid var(--border,#e5e7eb);border-radius:12px;margin-top:8px;padding:16px 18px}.triage-front{cursor:pointer;min-height:40px;margin-top:10px;font-size:18px;line-height:1.6}.triage-front:hover{opacity:.85}.triage-flashcard .back{border-top:1px dashed var(--border,#e5e7eb);margin-top:10px;padding-top:10px;font-size:16px}.book-cards{flex-wrap:wrap;gap:16px;margin-top:8px;display:flex}.shelf-book{background:var(--book-color,#2b4c8c);color:#fff;border-radius:6px 12px 12px 6px;width:220px;height:150px;text-decoration:none;transition:transform .15s;display:flex;overflow:hidden;box-shadow:0 4px 14px #1e24302e}.shelf-book:hover{transform:translateY(-4px)}.shelf-spine{background:#00000038;width:14px}.shelf-body{flex-direction:column;padding:16px;display:flex}.shelf-level{letter-spacing:3px;opacity:.75;font-size:11px}.shelf-title{margin-top:4px;font-family:Georgia,serif;font-size:22px;font-weight:700}.shelf-sub{opacity:.85;margin-top:8px;font-size:12px;line-height:1.5}@media (width<=560px){body{padding-bottom:env(safe-area-inset-bottom)}.topnav{padding-top:env(safe-area-inset-top)}.topnav-inner{align-items:flex-start;gap:8px;padding:8px 12px}.brand{white-space:nowrap;padding-top:8px}.topnav nav{flex-wrap:wrap;flex:1;justify-content:flex-end;gap:2px}.topnav nav a,.nav-logout{align-items:center;min-height:44px;padding:8px 9px;display:inline-flex}.container{padding:16px 12px calc(32px + env(safe-area-inset-bottom))}button,input,select{min-height:44px}table.vocab{white-space:nowrap;display:block;overflow-x:auto}.book-cards{grid-template-columns:1fr;display:grid}.shelf-book{width:100%}}