:root{color-scheme:light;--brand: #d6336c;--brand-strong: #a61e4d;--brand-soft: color-mix(in srgb, var(--brand) 13%, #fff);--brand-soft-2: color-mix(in srgb, var(--brand) 26%, #fff);--ink-on-brand: #ffffff;--brand-ink: var(--brand-strong);--brand-glow: color-mix(in srgb, var(--brand) 28%, transparent);--bg: color-mix(in srgb, var(--brand) 5%, #fff);--bg-accent: color-mix(in srgb, var(--brand) 11%, #fff);--surface: #ffffff;--surface-2: color-mix(in srgb, var(--brand) 4%, #fff);--surface-3: color-mix(in srgb, var(--brand) 9%, #fff);--ink: color-mix(in srgb, var(--brand) 14%, #171314);--ink-2: color-mix(in srgb, var(--brand) 12%, #574f52);--ink-muted: color-mix(in srgb, var(--brand) 12%, #8d8288);--line: color-mix(in srgb, var(--brand) 14%, #fff);--line-strong: color-mix(in srgb, var(--brand) 24%, #fff);--grid: color-mix(in srgb, var(--brand) 10%, #fff);--good: #0ca30c;--good-soft: #e6f6e6;--warn: #fab219;--warn-soft: #fdf2dc;--bad: #d03b3b;--bad-soft: #fbe7e7;--diff-1: #a78bdb;--diff-2: #7b57c4;--diff-3: #4f2e8f;--diff-1-soft: #f2ebfc;--diff-2-soft: #e7daf8;--diff-3-soft: #dacdf3;--chal-1: #bba4e3;--chal-2: #9c7ed4;--chal-3: #7b57c4;--chal-4: #4f2e8f;--chal-1-soft: #f4effc;--chal-2-soft: #eae0f9;--chal-3-soft: #ded0f5;--chal-4-soft: #cfbdef;--radius: 14px;--radius-sm: 9px;--radius-lg: 20px;--shadow: 0 1px 2px rgba(24, 18, 20, .06), 0 8px 24px rgba(24, 18, 20, .07);--shadow-lg: 0 2px 6px rgba(24, 18, 20, .08), 0 18px 44px rgba(24, 18, 20, .14);--font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--serif-reading: Georgia, "Iowan Old Style", "Times New Roman", serif}:root[data-theme=dark]{color-scheme:dark;--ink-on-brand: #17151a;--brand: #f06595;--brand-strong: #f783ac;--brand-soft: color-mix(in srgb, var(--brand) 18%, #161013);--brand-soft-2: color-mix(in srgb, var(--brand) 28%, #161013);--bg: color-mix(in srgb, var(--brand) 7%, #100c0e);--bg-accent: color-mix(in srgb, var(--brand) 10%, #140f11);--surface: color-mix(in srgb, var(--brand) 10%, 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.45)}:root[data-student-theme=blossom]{--brand: #d6336c;--brand-strong: #a61e4d}:root[data-theme=dark][data-student-theme=blossom]{--brand: #f06595;--brand-strong: #f783ac}:root[data-student-theme=ocean]{--brand: #1c6fd4;--brand-strong: #14529e}:root[data-theme=dark][data-student-theme=ocean]{--brand: #5b9df2;--brand-strong: #82b6f6}:root[data-student-theme=sky]{--brand: #58b6ff;--brand-strong: #1b6fa8;--ink-on-brand: #17151a}:root[data-theme=dark][data-student-theme=sky]{--brand: #8ccbff;--brand-strong: #b3ddff}:root[data-student-theme=teal]{--brand: #30b0c7;--brand-strong: #12707f;--ink-on-brand: #17151a}:root[data-theme=dark][data-student-theme=teal]{--brand: #5ad3e6;--brand-strong: #8ce3f0}:root[data-student-theme=gold]{--brand: #d99a00;--brand-strong: #8a6100;--ink-on-brand: #17151a}:root[data-theme=dark][data-student-theme=gold]{--brand: #f0b840;--brand-strong: #f7cf78}:root[data-student-theme=violet]{--brand: #a21caf;--brand-strong: #74157e}:root[data-theme=dark][data-student-theme=violet]{--brand: #cb6fd6;--brand-strong: #dd9ee5}:root[data-student-theme=emerald]{--brand: #0f7a52;--brand-strong: #0a5a3c}:root[data-theme=dark][data-student-theme=emerald]{--brand: #35b07f;--brand-strong: #5cc79a}:root[data-student-theme=slate]{--brand: #44607d;--brand-strong: #2f455b}:root[data-theme=dark][data-student-theme=slate]{--brand: #8aa6c2;--brand-strong: #a8bed4}:root[data-student-theme=graphite]{--brand: #4b4b55;--brand-strong: #33333b}:root[data-theme=dark][data-student-theme=graphite]{--brand: #9c9cab;--brand-strong: #b8b8c4}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--ink);font-family:var(--font);font-size:14px;line-height:1.55;-webkit-font-smoothing:antialiased;overflow:hidden}h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:650;letter-spacing:-.01em}h1{font-size:26px}h2{font-size:18px}h3{font-size:15px}p{margin:0 0 10px}a{color:var(--brand-ink)}button,input,select,textarea{font:inherit;color:inherit}::selection{background:var(--brand-soft-2)}:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}::-webkit-scrollbar{width:11px;height:11px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--line-strong);border-radius:99px;border:3px solid var(--bg)}::-webkit-scrollbar-thumb:hover{background:var(--ink-muted)}.app{display:grid;grid-template-columns:232px 1fr;height:100vh}.sidebar{background:linear-gradient(180deg,var(--bg-accent),var(--bg));border-right:1px solid var(--line);display:flex;flex-direction:column;padding:18px 12px 12px;gap:4px;overflow-y:auto}.brand{display:flex;align-items:center;gap:9px;padding:4px 8px 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ease}.chooser-card:hover:not(:disabled),.chooser-card:focus-visible{background:var(--surface);transform:translateY(-3px);box-shadow:var(--shadow-lg)}.chooser-card:disabled{cursor:default}.chooser-avatar{display:grid;place-items:center;width:92px;height:92px;border-radius:99px;font-size:48px;box-shadow:inset 0 0 0 3px #fff9,0 6px 18px #14101a29}.chooser-name{font-size:15px;font-weight:700;color:var(--ink)}.chooser-stat{font-size:11px;color:var(--ink-muted)}.chooser-back{margin-top:26px}.switcher-scrim{position:fixed;top:0;right:0;bottom:0;left:0;z-index:40}.switcher{position:absolute;top:calc(100% + 5px);left:0;right:0;z-index:41;background:var(--surface);border:1px solid var(--line-strong);border-radius:var(--radius-sm);box-shadow:var(--shadow-lg);padding:4px;max-height:320px;overflow-y:auto}.switcher-item{display:flex;align-items:center;gap:9px;width:100%;padding:7px 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