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;color-scheme:light}:root[data-theme=dark]{--bg:#12131a;--surface:#1b1d26;--surface-2:#232633;--fg:#f2f3f7;--muted:#a3a8b8;--border:#2e3240;--accent:#8b83f5;--accent-soft:#2a2752;--accent-2:#2dd4bf;--accent-2-soft:#12322f;--navy:#0d0c24;--warn:#f59e0b;--warn-soft:#33260f;--bad:#fb7185;--bad-soft:#3a1620;--key-white:#e9eaf0;--key-black:#0b0c11;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--bg);color:var(--fg);font-family:var(--font-body);margin:0;font-size:16px;line-height:1.5}h1,h2,h3{font-family:var(--font-head);letter-spacing:-.01em;margin:0;line-height:1.2}h1{font-size:clamp(1.8rem,3vw,2.4rem);font-weight:700}h2{font-size:1.25rem;font-weight:700}h3{font-size:1rem;font-weight:600}p{margin:0}a{color:var(--accent)}button,select,input{font:inherit;color:inherit}.muted{color:var(--muted)}.small{font-size:.875rem}.eyebrow{letter-spacing:.06em;text-transform:uppercase;color:var(--muted);font-size:.78rem;font-weight:600}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.btn{border:1px solid var(--border);background:var(--surface);cursor:pointer;white-space:nowrap;border-radius:12px;justify-content:center;align-items:center;gap:8px;min-height:44px;padding:0 18px;font-weight:600;display:inline-flex}.btn:hover{border-color:var(--accent)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn--primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn--primary:hover{filter:brightness(1.08)}.btn--teal{background:var(--accent-2);border-color:var(--accent-2);color:#fff}.field{gap:6px;display:grid}.field label{font-size:.875rem;font-weight:600}select,input[type=number]{border:1px solid var(--border);background:var(--surface);border-radius:10px;max-width:100%;min-height:44px;padding:0 12px}.seg{background:var(--surface-2);border:1px solid var(--border);border-radius:12px;gap:2px;padding:3px;display:inline-flex}.seg button{min-height:38px;color:var(--muted);cursor:pointer;background:0 0;border:0;border-radius:9px;padding:0 14px;font-weight:600}.seg button[aria-pressed=true]{background:var(--surface);color:var(--accent);box-shadow:var(--shadow)}.pill{background:var(--surface-2);color:var(--muted);border-radius:999px;align-items:center;gap:6px;padding:3px 10px;font-size:.8rem;font-weight:600;display:inline-flex}.pill--ok{background:var(--accent-2-soft);color:var(--accent-2)}.pill--warn{background:var(--warn-soft);color:var(--warn)}.pill--bad{background:var(--bad-soft);color:var(--bad)}.dot{background:currentColor;border-radius:50%;width:8px;height:8px}.row{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.stack{gap:12px;display:grid}.hold{text-align:center;place-content:center;justify-items:center;gap:8px;min-height:100dvh;padding:16px;display:grid}.hold h1{font-size:3rem}.hold .btn{margin-top:12px;text-decoration:none}:root[data-theme=dark] .btn--primary,:root[data-theme=dark] .teacher-note__avatar,:root[data-theme=dark] .cell--done,:root[data-theme=dark] .week__day.is-done{color:#12131a}