:root{--bg:#f5f1e8;--surface:#fffdf8;--text:#1f2933;--muted:#6b7280;--accent:#0f766e;--know:#16a34a;--dont:#dc2626;--shadow:0 10px 30px #1f29331f;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;--bg:#111827;--surface:#1f2937;--text:#f3f4f6;--muted:#9ca3af;--shadow:0 10px 30px #00000073}}*{box-sizing:border-box}html,body{background:var(--bg);color:var(--text);-webkit-tap-highlight-color:transparent;margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;overflow-x:hidden}.app{flex-direction:column;max-width:480px;min-height:100dvh;margin:0 auto;padding:16px;display:flex}header h1{align-items:center;gap:10px;margin:0 0 8px;font-size:1.25rem;display:flex}header h1 [lang=ar]{color:var(--accent);font-family:Amiri,serif;font-size:1.6rem}.stats{color:var(--muted);gap:14px;font-size:.95rem;display:flex}main{flex-direction:column;flex:1;justify-content:center;display:flex}.progress{text-align:center;color:var(--muted);margin-bottom:12px}.deck{perspective:1200px;height:380px;position:relative}.card-wrap{touch-action:pan-y;-webkit-user-select:none;user-select:none;cursor:grab;position:absolute;inset:0}.card-wrap:active{cursor:grabbing}.card{width:100%;height:100%;transform-style:preserve-3d;transition:transform .4s;position:relative}.card.flipped{transform:rotateY(180deg)}.card-face{backface-visibility:hidden;background:var(--surface);box-shadow:var(--shadow);text-align:center;border-radius:24px;flex-direction:column;justify-content:center;align-items:center;gap:12px;padding:24px;display:flex;position:absolute;inset:0}.card-face.back{transform:rotateY(180deg)}.arabic{font-family:Amiri,Noto Naskh Arabic,serif;font-size:4rem;line-height:1.6}.arabic.small{font-size:2.4rem}.translit{color:var(--accent);font-size:1.3rem;font-style:italic}.translation{font-size:1.6rem;font-weight:600}.category,.tap-hint{color:var(--muted);font-size:.85rem}.tap-hint{position:absolute;bottom:20px}.badge{background:var(--accent);color:#fff;border-radius:999px;padding:2px 10px;font-size:.75rem;position:absolute;top:16px;right:16px}.stamp{text-transform:uppercase;pointer-events:none;border:3px solid;border-radius:10px;padding:4px 14px;font-weight:800;position:absolute;top:28px}.stamp.know{color:var(--know);left:24px;transform:rotate(-12deg)}.stamp.dont{color:var(--dont);right:24px;transform:rotate(12deg)}.actions{gap:12px;margin-top:24px;display:flex}button{font:inherit;background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:14px;padding:14px 20px;font-weight:600}button:active{transform:scale(.97)}.actions button{flex:1;font-size:1.05rem}.actions .know{background:var(--know)}.actions .dont{background:var(--dont)}button.link{color:var(--muted);background:0 0;padding:8px;font-weight:400;text-decoration:underline}.panel{background:var(--surface);box-shadow:var(--shadow);text-align:center;border-radius:24px;padding:32px 24px}.panel h2{margin-top:0}.muted{color:var(--muted)}.hint{text-align:center;font-size:.8rem}footer{text-align:center;padding-top:16px}