:root{color-scheme:light;--bg: #f5f6fa;--surface: #ffffff;--surface-2: #f3f5f9;--surface-3: #e9edf4;--border: #e3e7ef;--border-strong: #cfd6e3;--text: #0f1729;--text-2: #475169;--muted: #6b7489;--brand: #3451d1;--brand-hover: #2a43b4;--brand-ink: #ffffff;--brand-soft: #eef1fd;--brand-softer: #f6f8fe;--ai: #7c4ddb;--ai-soft: #f3eefd;--ai-grad: linear-gradient(135deg, #6d4bdc 0%, #3451d1 100%);--good: #13804a;--good-soft: #e6f6ec;--warn: #a8620b;--warn-soft: #fdf3e2;--bad: #c3352b;--bad-soft: #fdecea;--bar: #2a78d6;--track: #edf0f5;--shadow-sm: 0 1px 2px rgba(15, 23, 41, .05);--shadow: 0 1px 2px rgba(15, 23, 41, .04), 0 4px 16px rgba(15, 23, 41, .06);--radius: 14px;--radius-sm: 9px;--sidebar: 248px;--topbar: 60px;font-family:Be Vietnam Pro,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:15px;line-height:1.55;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}:root[data-theme=dark]{color-scheme:dark;--bg: #0c111d;--surface: #141a29;--surface-2: #1a2133;--surface-3: #222a3f;--border: #263049;--border-strong: #34405d;--text: #e8ecf5;--text-2: #b3bcd1;--muted: #8590a8;--brand: #6f8cff;--brand-hover: #869dff;--brand-ink: #0b1020;--brand-soft: #1c2647;--brand-softer: #161e36;--ai: #b39bff;--ai-soft: #251d45;--ai-grad: linear-gradient(135deg, #7f5ff0 0%, #4a68ef 100%);--good: #53c587;--good-soft: #132f22;--warn: #f0b551;--warn-soft: #33270f;--bad: #f2867c;--bad-soft: #3a1c1b;--bar: #3987e5;--track: #232b3e;--shadow-sm: none;--shadow: 0 1px 0 rgba(255,255,255,.02), 0 6px 20px rgba(0,0,0,.25)}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}h1,h2,h3{margin:0;line-height:1.25;letter-spacing:-.01em}p{margin:0 0 .75em}p:last-child{margin-bottom:0}code{background:var(--surface-2);padding:1px 6px;border-radius:5px;font-size:.9em}b,strong{font-weight:600}:focus-visible{outline:2px solid var(--brand);outline-offset:2px}.app{min-height:100vh;display:grid;grid-template-columns:var(--sidebar) 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8px}.cred-row{display:flex;justify-content:space-between;align-items:center;gap:8px;font-size:.84rem;color:var(--text-2);margin:4px 0}.cred-row code{font-family:ui-monospace,Cascadia Mono,Consolas,monospace;font-size:.95rem;font-weight:700;color:var(--text);background:var(--surface-2);padding:2px 8px;border-radius:6px}.cred-row code.pw{background:var(--ai-soft);color:var(--ai);letter-spacing:.04em}.cred-url{margin-top:8px;font-size:.72rem;color:var(--muted)}.plain{list-style:none;padding:0;margin:0;display:grid;gap:8px}.plain li{display:flex;gap:8px;align-items:flex-start}.plain svg{flex:none;margin-top:3px;color:var(--brand)}.pad{padding:18px}.print-sheet{display:none}@media print{body>*:not(.print-sheet){display:none!important}.print-sheet{display:block;color:#000;font-family:Be Vietnam Pro,system-ui,sans-serif}.print-sheet h1{font-size:14pt;margin:0 0 10px}.print-sheet .cred-grid{grid-template-columns:repeat(3,1fr);gap:8px}.print-sheet .cred-card{background:#fff;border-color:#8a90ad}.print-sheet .cred-row code,.print-sheet .cred-row code.pw{background:none;color:#000}@page{margin:12mm}}@media(max-width:900px){.login{grid-template-columns:1fr}.login-brand{display:none}.login-logo.mobile{display:flex}.classes-layout{grid-template-columns:1fr}.class-list{flex-direction:row;overflow-x:auto}.class-item{min-width:220px}.bulk{grid-template-columns:1fr}.user-text{display:none}}.exam-group{margin-bottom:8px}.group-title{font-size:1rem;font-weight:600;margin:4px 0 12px}.remark{margin:6px 0;font-size:1.02rem;font-style:italic}.remark-label{display:inline-block;font-style:normal;font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--bad);border:1.5px solid currentColor;border-radius:6px;padding:1px 6px;margin-right:8px;transform:rotate(-3deg)}.lessons{list-style:none;padding:0;margin:0;display:grid;gap:8px}.lessons li{display:flex;gap:10px;align-items:flex-start}.lessons svg{flex:none;margin-top:3px;color:var(--good)}.meter-cell{display:flex;align-items:center;gap:10px;min-width:160px}.meter{flex:1;height:8px;border-radius:99px;background:var(--track);overflow:hidden}.meter-fill{display:block;height:100%;border-radius:99px}.meter-fill.lv-tot{background:var(--good)}.meter-fill.lv-dat{background:var(--warn)}.meter-fill.lv-yeu{background:var(--bad)}.skill-mini{list-style:none;padding:0;margin:0;display:grid;gap:10px}.skill-mini li{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:.9rem}.toolbar.between{justify-content:space-between}.setup-hint{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:6px;margin-top:18px;padding:10px 12px;border-radius:10px;background:var(--surface-2);font-size:.84rem;color:var(--text-2)}.center-block{display:block;margin:14px auto 0}.demo-btn code{font-size:.85em}.skill-list{list-style:none;margin:0;padding:6px 18px 14px;display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:0 28px}.skill-list li{display:grid;gap:6px;padding:12px 0;border-bottom:1px solid var(--border)}.skill-head{display:flex;justify-content:space-between;align-items:flex-start;gap:10px}.skill-head strong{font-weight:500;font-size:.92rem;line-height:1.35}.skill-head .pill{flex:none}.skill-meter{display:flex;align-items:center;gap:10px}.skill-meter .num{font-size:.82rem;min-width:48px;text-align:right}@media(max-width:560px){.skill-list{grid-template-columns:1fr;padding:4px 14px 10px}}