:root{--surface-0: #0f1115;--surface-1: #1a1d24;--surface-2: #232733;--surface-3: #2c3140;--text-primary: #e6e8ee;--text-secondary: #a7aec0;--text-tertiary: #8b93a7;--accent: #5b8cff;--accent-hover: #7aa5ff;--accent-soft: rgba(91, 140, 255, .14);--accent-2: #3ad6a0;--accent-2-soft: rgba(58, 214, 160, .12);--danger: #ff6b6b;--danger-soft: rgba(255, 107, 107, .12);--warm: #f0997b;--border: #2c3140;--border-strong: #3a4154;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 24px;--space-6: 32px;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--radius-full: 9999px;--shadow-1: 0 2px 8px rgba(0, 0, 0, .25);--shadow-2: 0 8px 24px rgba(0, 0, 0, .35);--shadow-3: 0 18px 50px rgba(0, 0, 0, .5);--dur-fast: .12s;--dur-med: .22s;--dur-slow: .4s;--ease-out: cubic-bezier(.22, 1, .36, 1);--scrim: rgba(0, 0, 0, .55);--glass: rgba(20, 23, 30, .85);--bg: var(--surface-0);--panel: var(--surface-1);--panel-2: var(--surface-2);--text: var(--text-primary);--muted: var(--text-tertiary)}:root[data-theme=light]{--surface-0: #f4f5f8;--surface-1: #ffffff;--surface-2: #eef0f5;--surface-3: #e2e5ec;--text-primary: #1b1e26;--text-secondary: #4a5164;--text-tertiary: #6b7280;--accent: #3d6ff2;--accent-hover: #2f5cd8;--accent-soft: rgba(61, 111, 242, .1);--accent-2: #0fa47a;--accent-2-soft: rgba(15, 164, 122, .1);--danger: #e5484d;--danger-soft: rgba(229, 72, 77, .1);--border: #d9dde6;--border-strong: #c3c9d6;--shadow-1: 0 2px 8px rgba(23, 28, 40, .08);--shadow-2: 0 8px 24px rgba(23, 28, 40, .12);--shadow-3: 0 18px 50px rgba(23, 28, 40, .18);--scrim: rgba(15, 18, 28, .4);--glass: rgba(255, 255, 255, .88)}*,*:before,*:after{box-sizing:border-box}:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}:focus:not(:focus-visible){outline:none}html,body,#root{min-height:100%;margin:0}body{min-width:320px;font-family:Vazirmatn,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text)}.route-loading{min-height:100vh;min-height:100dvh;display:grid;place-items:center;background:var(--bg);color:var(--text);font-weight:700;letter-spacing:.08em}.flashcard-image{max-width:100%;height:auto;border-radius:8px;margin-bottom:10px;box-shadow:0 4px 12px #0000004d}.flashcard-image.blur-hint{filter:blur(10px) brightness(.7);transition:filter .3s ease}.flashcard-image.blur-hint:hover{filter:blur(0) brightness(1)}