@import"https://fonts.googleapis.com/css2?family=Sora:wght@400;600;700;800&display=swap";:root{--bg: #f8f2e8;--bg-soft: #ffeeda;--surface: rgba(255, 255, 255, .84);--text: #1e2b3d;--muted: #5f6f86;--accent: #0e8a65;--accent-2: #d95c20;--ring: rgba(14, 138, 101, .22);--shadow: 0 20px 45px rgba(17, 48, 79, .12);--tg-bg: transparent;--tg-text: transparent;--tg-accent: transparent;font-family:Sora,Trebuchet MS,Segoe UI,sans-serif}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100%}body{background:radial-gradient(circle at 10% 0%,#fff8cc 0,#fff8cc00 34%),radial-gradient(circle at 95% 5%,#dff7f1 0,#dff7f100 42%),linear-gradient(160deg,var(--bg) 0%,var(--bg-soft) 100%);color:var(--text)}.app{max-width:980px;margin:0 auto;padding:18px 14px 28px}.hero{background:linear-gradient(130deg,#ffffffe0,#fff9);border:1px solid rgba(255,255,255,.92);box-shadow:var(--shadow);border-radius:24px;padding:18px 18px 14px}.hero__eyebrow{display:inline-block;font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent-2);font-weight:700;margin-bottom:10px}.hero h1{margin:0;font-size:clamp(24px,3.6vw,34px);line-height:1.08}.hero p{margin:10px 0 0;color:var(--muted)}.toolbar{margin-top:14px;display:flex;justify-content:space-between;align-items:center}.toolbar span{font-size:13px;color:var(--muted)}.lang-switch{background:var(--surface);border:1px solid rgba(24,46,73,.14);padding:4px;border-radius:999px;display:flex;gap:6px}.lang-switch button{border:none;background:transparent;color:var(--muted);border-radius:999px;padding:6px 12px;font-weight:700;cursor:pointer}.lang-switch button.active{background:var(--accent);color:#fff}.subjects{margin-top:18px;display:flex;gap:8px;overflow-x:auto;padding-bottom:6px}.subject{border:1px solid rgba(24,46,73,.12);background:var(--surface);color:var(--text);border-radius:999px;padding:9px 14px;white-space:nowrap;font-weight:600;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}.subject:hover{transform:translateY(-1px)}.subject--active{border-color:var(--accent);box-shadow:0 0 0 4px var(--ring)}.lessons{margin-top:14px}.lessons__header{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:10px;gap:12px}.lessons__header h2{margin:0;font-size:clamp(20px,3vw,26px)}.lessons__header span{color:var(--muted);font-size:13px}.lessons__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px}.lesson-card{background:var(--surface);border:1px solid rgba(24,46,73,.12);border-radius:18px;padding:14px;box-shadow:0 10px 25px #132c4914;animation:card-in .38s ease both}.lesson-card__meta{display:flex;justify-content:flex-end}.lesson-card__meta span{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--accent-2);font-weight:700}.lesson-card h3{margin:8px 0 6px;font-size:18px;line-height:1.25}.lesson-card p{margin:0 0 12px;color:var(--muted);font-size:14px;line-height:1.45}.lesson-card button{width:100%;border:none;border-radius:12px;padding:10px 12px;background:linear-gradient(120deg,var(--accent),#0f9e74);color:#fff;font-weight:700;cursor:pointer}.lesson-card button:hover{filter:brightness(1.03)}.state{margin-top:16px;border-radius:12px;background:#ffffffb3;border:1px solid rgba(24,46,73,.12);padding:14px;color:var(--muted)}.state--error{border-color:#dd351c73;color:#a33622}@keyframes card-in{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@media (max-width: 640px){.app{padding:14px 10px 24px}.hero{border-radius:20px;padding:16px 14px 12px}.lesson-card h3{font-size:16px}}