:root{--ed-color-burgundy-900:#5f1820;--ed-color-burgundy-800:#76212a;--ed-color-burgundy-700:#942f38;--ed-color-burgundy-600:#ad3c43;--ed-color-burgundy-100:#f5e5e3;--ed-color-navy-900:#102d46;--ed-color-navy-700:#244e70;--ed-color-cream-100:#f8f4ec;--ed-color-cream-200:#f1eadf;--ed-color-gold-500:#b28a45;--ed-color-background:var(--ed-color-cream-100);--ed-color-surface:#fff;--ed-color-surface-muted:#f6f3ed;--ed-color-text:#1f2a32;--ed-color-text-secondary:#66727c;--ed-color-text-inverse:#fff;--ed-color-border:#e4ded4;--ed-color-border-strong:#d3cabe;--ed-color-success:#26745b;--ed-color-success-soft:#e7f3ed;--ed-color-warning:#9a641c;--ed-color-warning-soft:#fff2d8;--ed-color-danger:#b43f48;--ed-color-danger-soft:#fae9e8;--ed-color-info:#356f9b;--ed-color-info-soft:#e8f1f7;--ed-font-sans:Inter, "Segoe UI", "Noto Sans SC", "Microsoft YaHei", sans-serif;--ed-font-display:Georgia, "Noto Serif SC", "Songti SC", serif;--ed-font-size-xs:.75rem;--ed-font-size-sm:.875rem;--ed-font-size-md:1rem;--ed-font-size-lg:1.125rem;--ed-font-size-xl:1.375rem;--ed-font-size-2xl:1.75rem;--ed-font-size-3xl:clamp(2rem, 4vw, 3.2rem);--ed-line-height-tight:1.15;--ed-line-height-body:1.55;--ed-font-weight-medium:550;--ed-font-weight-semibold:650;--ed-font-weight-bold:750;--ed-space-1:.25rem;--ed-space-2:.5rem;--ed-space-3:.75rem;--ed-space-4:1rem;--ed-space-5:1.25rem;--ed-space-6:1.5rem;--ed-space-8:2rem;--ed-space-10:2.5rem;--ed-space-12:3rem;--ed-space-16:4rem;--ed-radius-sm:.5rem;--ed-radius-md:.75rem;--ed-radius-lg:1rem;--ed-radius-xl:1.25rem;--ed-radius-pill:999px;--ed-shadow-sm:0 4px 16px #241c180f;--ed-shadow-md:0 12px 34px #241c1817;--ed-shadow-lg:0 20px 54px #241c181f;--ed-control-height-sm:2.25rem;--ed-control-height-md:2.75rem;--ed-control-height-lg:3.25rem;--ed-content-width:80rem;--ed-sidebar-student:15.5rem;--ed-sidebar-teacher:14.5rem;--ed-transition:.16s ease;--ink:var(--ed-color-text);--muted:var(--ed-color-text-secondary);--paper:var(--ed-color-background);--surface:var(--ed-color-surface);--line:var(--ed-color-border);--red:var(--ed-color-burgundy-700);--red-dark:var(--ed-color-burgundy-900);--red-soft:var(--ed-color-burgundy-100);--jade:var(--ed-color-success);--jade-soft:var(--ed-color-success-soft);--amber:var(--ed-color-warning);--amber-soft:var(--ed-color-warning-soft);--shadow:var(--ed-shadow-md)}