@import "https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap";:root{--color-text-primary:#0f172a;--color-text-secondary:#475569;--color-text-muted:#94a3b8;--color-border-strong:#cbd5e1;--color-border-soft:#e2e8f0;--color-surface-app:#f8fafc;--color-surface-shell:#fff;--color-surface-panel:#f8fafc;--color-surface-card:#fff;--color-surface-subtle:#f1f5f9;--color-surface-stage:#eef2f7;--color-accent:#4f46e5;--color-accent-strong:#3730a3;--color-accent-soft:#4f46e51a;--shadow-shell:0 1px 2px #0f172a0a, 0 12px 28px #0f172a14;--editor-text-primary:#0f172a;--editor-text-secondary:#475569;--editor-text-muted:#94a3b8;--editor-border-strong:#cbd5e1;--editor-border-soft:#e2e8f0;--editor-surface-app:#f8fafc;--editor-surface-shell:#fff;--editor-surface-panel:#f8fafc;--editor-surface-rail:#f1f5f9;--editor-surface-stage:#eef2f7;--editor-accent:#4f46e5;--editor-accent-strong:#3730a3;--editor-accent-soft:#4f46e51a;--editor-success:#059669;--editor-warning:#d97706;--editor-danger:#dc2626;--editor-focus-ring:#4f46e547;--editor-shadow:0 1px 2px #0f172a0a, 0 12px 28px #0f172a14;--editor-shadow-page:0 8px 24px #0f172a29;--platform-bg:#eff6ff;--platform-bg-soft:#dbeafe;--platform-ink:#0f172a;--platform-ink-strong:#0b1f51;--platform-text:#1e3a8a;--platform-muted:#475569;--platform-muted-soft:#64748b;--platform-primary:#1e40af;--platform-primary-hover:#1d4ed8;--platform-primary-soft:#3b82f624;--platform-secondary:#3b82f6;--platform-action:#22c55e;--platform-action-hover:#16a34a;--platform-action-soft:#22c55e29;--platform-warning:#f59e0b;--platform-danger:#dc2626;--platform-card:#ffffffe0;--platform-card-strong:#fff;--platform-border:#1e40af29;--platform-border-strong:#1e40af47;--platform-shadow:0 16px 0 #1e40af0f, 0 28px 70px #0f172a1f;--platform-shadow-soft:0 10px 0 #1e40af0a, 0 20px 44px #0f172a14;--platform-inner-shadow:inset 0 1px 0 #ffffffd1;--platform-radius-xl:30px;--platform-radius-lg:24px;--platform-radius-md:18px;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:20px;--space-6:24px}.text-inline-token{min-width:4.2em;color:inherit;font:inherit;text-align:center;white-space:nowrap;vertical-align:baseline;border-radius:4px;padding:0 .16em;line-height:1.1;display:inline-block}.text-element__editor .text-inline-token{cursor:default;background:#2563eb14}.text-cloze-token{border-bottom:2px solid;border-radius:0;min-width:4.8em;padding:0 .36em .08em;line-height:1;text-decoration:none}.text-element__editor .text-cloze-token{background:#0f766e14}.text-element__editor .text-article-fill-token,.text-element__editor .text-word-bank-fill-token{background:#0891b21a}:root{background:linear-gradient(180deg, #fff 0%, var(--platform-bg) 100%);color:var(--color-text-primary);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Plus Jakarta Sans,Segoe UI Variable Text,Segoe UI,system-ui,-apple-system,BlinkMacSystemFont,sans-serif;font-weight:400;line-height:1.4}*,:before,:after{box-sizing:border-box}html,body,#app{min-height:100%;margin:0}body{background:var(--platform-bg);min-width:320px}button,input,textarea,select{color:inherit;font:inherit}button,select,input,textarea,[role=button],[tabindex]:not([tabindex="-1"]){outline-offset:3px;outline-color:#0000}button:focus-visible,select:focus-visible,input:focus-visible,textarea:focus-visible,a:focus-visible,[role=button]:focus-visible,[tabindex]:not([tabindex="-1"]):focus-visible{outline:2px solid var(--editor-accent);box-shadow:0 0 0 4px var(--editor-focus-ring)}button:not(:disabled),[role=button]:not([aria-disabled=true]){cursor:pointer}button:disabled,[aria-disabled=true]{cursor:not-allowed}a{color:var(--platform-primary)}a:focus-visible{outline:2px solid var(--editor-accent);outline-offset:3px;box-shadow:0 0 0 4px var(--editor-focus-ring)}::selection{background:var(--editor-accent-soft);color:var(--editor-text-primary)}*{scrollbar-color:#cbd5e1 transparent;scrollbar-width:thin}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#cbd5e1 padding-box padding-box;border:3px solid #0000;border-radius:999px}::-webkit-scrollbar-thumb:hover{background:#94a3b8 padding-box padding-box}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}