*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif;font-size:14px;line-height:1.5;color:var(--text-1);background:var(--surface-soft);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#app{width:100%;height:100vh}a{color:var(--brand-text);text-decoration:none}a:hover{text-decoration:underline}button{font-family:inherit}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--surface-muted);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--border-strong)}@media (max-width: 768px){html{-webkit-text-size-adjust:100%;text-size-adjust:100%}body{overflow-x:hidden;touch-action:manipulation}input,select,textarea{font-size:16px}button,a{min-height:44px;min-width:44px}}:root{color-scheme:light;--brand-50: #f9f0f3;--brand-100: #efd9e0;--brand-200: #ddaebe;--brand-300: #c67691;--brand-400: #ac3960;--brand-500: #a01a47;--brand-600: #950133;--brand-700: #7d012b;--brand-800: #650123;--brand-rgb: 149, 1, 51;--brand-ring: rgba(var(--brand-rgb), .18);--brand-text: var(--brand-600);--brand-border: var(--brand-500);--surface: #ffffff;--surface-soft: #f8fafc;--surface-muted: #f1f5f9;--surface-inverse: #0f172a;--text-1: #0f172a;--text-2: #334155;--text-3: #64748b;--text-4: #94a3b8;--border: #e2e8f0;--border-strong: #cbd5e1;--border-subtle: #f1f5f9;--danger: #dc2626;--danger-solid: #dc2626;--danger-strong: #b91c1c;--danger-bg: #fef2f2;--danger-border: #fecaca;--success: #16a34a;--success-solid: #047857;--success-strong: #15803d;--success-bg: #f0fdf4;--success-border: #bbf7d0;--warning: #d97706;--warning-solid: #d97706;--warning-strong: #92400e;--warning-bg: #fffbeb;--warning-border: #fde68a;--info-50: #eff6ff;--info-100: #dbeafe;--info-200: #bfdbfe;--info-300: #93c5fd;--info-500: #3b82f6;--info-600: #2563eb;--info-700: #1d4ed8;--accent-sky: #0ea5e9;--accent-sky-bg: #f0f9ff;--accent-violet: #7c3aed;--accent-violet-bg: #ede9fe;--accent-orange: #c2410c;--accent-orange-bg: #ffedd5;--cat-blue-600: #2563eb;--cat-indigo: #6366f1;--course-1-bg: #dbeafe;--course-1-ink: #1e40af;--course-2-bg: #dcfce7;--course-2-ink: #166534;--course-3-bg: #fef3c7;--course-3-ink: #92400e;--course-4-bg: #fae8ff;--course-4-ink: #86198f;--course-5-bg: #cffafe;--course-5-ink: #155e75;--course-6-bg: #ffe4e6;--course-6-ink: #9f1239}[data-theme=dark]{color-scheme:dark;--surface: #161a20;--surface-soft: #0f1115;--surface-muted: #1e232b;--surface-inverse: #0b0e13;--text-1: #e7eaee;--text-2: #b9c0cb;--text-3: #8d95a3;--text-4: #737c8a;--border: #2a3038;--border-strong: #3b434f;--border-subtle: #232830;--danger: #f87171;--danger-solid: #b62324;--danger-strong: #fca5a5;--danger-bg: #2e1a1c;--danger-border: #57302f;--success: #4ade80;--success-solid: #047857;--success-strong: #86efac;--success-bg: #12251a;--success-border: #2c4a37;--warning: #fbbf24;--warning-solid: #b45309;--warning-strong: #fcd34d;--warning-bg: #2b2114;--warning-border: #57431d;--accent-sky: #38bdf8;--accent-sky-bg: #10222d;--accent-violet: #a78bfa;--accent-violet-bg: #241f33;--accent-orange: #fdba74;--accent-orange-bg: #3a2816;--course-1-bg: #1c2c47;--course-1-ink: #bfdbfe;--course-2-bg: #14321f;--course-2-ink: #bbf7d0;--course-3-bg: #3a2a10;--course-3-ink: #fde68a;--course-4-bg: #341a3a;--course-4-ink: #f5d0fe;--course-5-bg: #0f2f38;--course-5-ink: #a5f3fc;--course-6-bg: #3a1520;--course-6-ink: #fecdd3}
