:root{--green: #00966e;--green-dark: #00755a;--red: #d62612;--bg: #f6f7f5;--card: #ffffff;--text: #1c2420;--muted: #5f6b64;--border: #e2e6e2;--amber: #b7791f;--amber-bg: #fdf3e0;--green-bg: #e6f4ee;--red-bg: #fdeae8;--he-bg: #f0f0fb;--he-accent: #6b5ea8;--ru-bg: #eef1fb;--ru-accent: #4a5aa8;--bul-bg: #fbf0f0;--bul-accent: #a85e5e;--radius: 14px;--shadow: 0 1px 3px rgba(20, 40, 30, .08)}@media(prefers-color-scheme:dark){:root{--bg: #141816;--card: #1e2420;--text: #eaf0ec;--muted: #9aa8a0;--border: #2c342f;--green-bg: #14352a;--red-bg: #3b1d19;--amber-bg: #34290f;--he-bg: #231e36;--ru-bg: #1e2336;--bul-bg: #362121;--shadow: 0 1px 3px rgba(0, 0, 0, .4)}}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.55;-webkit-font-smoothing:antialiased}.page{max-width:640px;margin:0 auto;padding:16px 16px 64px}a{color:var(--green-dark)}h1{font-size:1.5rem;margin:.6em 0}h2{font-size:1.15rem;margin:.4em 0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:999px;padding:12px 22px;font-size:1rem;font-weight:600;cursor:pointer;text-decoration:none;transition:transform .05s ease,background .15s ease}.btn:active{transform:scale(.98)}.btn-primary{background:var(--green);color:#fff}.btn-primary:hover{background:var(--green-dark)}.btn-primary:disabled{opacity:.45;cursor:default}.btn-ghost{background:transparent;color:var(--green-dark);border:1.5px solid var(--border)}.btn-small{padding:7px 14px;font-size:.9rem}.btn-continue{margin-top:18px;width:100%}.brand-flag,.splash-flag,.login-flag{display:inline-flex;flex-direction:column;width:22px;height:16px;border-radius:3px;overflow:hidden;box-shadow:0 0 0 1px #00000014}.brand-flag span,.splash-flag span,.login-flag span{flex:1}.brand-flag span:nth-child(1),.splash-flag span:nth-child(1),.login-flag span:nth-child(1){background:#fff}.brand-flag 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28px;box-shadow:var(--shadow)}.login-flag{width:52px;height:36px;border-radius:6px;margin-bottom:14px}.login h1{font-size:2.1rem;margin:0 0 12px}.login-sub{display:block;font-size:1rem;font-weight:500;color:var(--muted);margin-top:6px}.login-points{padding-left:20px;color:var(--muted)}.login-points li{margin:6px 0}.btn-google{width:100%;margin-top:10px}.login-warn{background:var(--amber-bg);color:var(--amber);border-radius:10px;padding:10px 14px;font-size:.9rem}.login .btn-ghost{width:100%;margin-top:10px}.stats-row{display:flex;gap:10px;margin:8px 0 10px}.stat-chip{flex:1;background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:10px 8px;display:flex;flex-direction:column;align-items:center;gap:2px}.stat-chip b{font-size:1.05rem}.stat-icon{color:var(--green);display:flex;align-items:center}.stat-label{font-size:.72rem;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}.level-bar{height:6px;background:var(--border);border-radius:3px;overflow:hidden;margin-bottom:18px}.level-bar-fill{height:100%;background:linear-gradient(90deg,var(--green),var(--green-dark))}.continue-card{display:flex;align-items:center;justify-content:space-between;gap:12px;background:linear-gradient(135deg,var(--green),var(--green-dark));color:#fff;text-decoration:none;border-radius:18px;padding:18px 20px;margin-bottom:26px;box-shadow:0 4px 14px #00825f4d}.continue-kicker{font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;opacity:.85}.continue-title{font-size:1.2rem;font-weight:800;margin-top:2px}.continue-sub{opacity:.9;font-size:.9rem}.continue-arrow{font-size:1.6rem}.module{margin-bottom:26px}.module-header{display:flex;align-items:baseline;justify-content:space-between}.module-count{color:var(--muted);font-size:.85rem;font-weight:700}.module-blurb{color:var(--muted);font-size:.92rem;margin:2px 0 10px}.lesson-list{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}.lesson-row{display:flex;align-items:center;gap:12px;padding:13px 16px;text-decoration:none;color:var(--text);border-bottom:1px solid var(--border)}.lesson-row:last-child{border-bottom:0}.lesson-row:hover{background:var(--green-bg)}.lesson-status{width:26px;height:26px;border-radius:50%;border:2px solid var(--border);display:inline-flex;align-items:center;justify-content:center;font-size:.85rem;font-weight:800;flex-shrink:0;color:var(--muted)}.lesson-status.done{background:var(--green);border-color:var(--green);color:#fff}.lesson-status.part{border-color:var(--green);color:var(--green)}.lesson-titles{display:flex;flex-direction:column;min-width:0}.lesson-title{font-weight:650}.lesson-sub{font-size:.83rem;color:var(--muted)}.lesson-pct{margin-left:auto;font-size:.8rem;font-weight:700;color:var(--green)}.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-bottom:16px}.lesson-header{display:flex;align-items:center;gap:12px;margin-bottom:4px}.lesson-back{text-decoration:none;color:var(--muted);font-size:1.1rem;padding:6px}.progress-track{flex:1;height:10px;background:var(--border);border-radius:5px;overflow:hidden}.progress-fill{height:100%;background:var(--green);border-radius:5px;transition:width .25s ease}.step-back-btn{display:flex;align-items:center;justify-content:center;background:none;border:none;color:var(--muted);padding:4px;cursor:pointer;border-radius:6px;flex-shrink:0;-webkit-tap-highlight-color:transparent}.step-back-btn:hover:not(:disabled){color:var(--text);background:var(--border)}.step-back-btn:disabled{opacity:0;pointer-events:none}.lesson-counter{font-size:.8rem;color:var(--muted);font-variant-numeric:tabular-nums}.lesson-name{font-size:1rem;color:var(--muted);font-weight:600;margin:6px 0 14px}.item-card{padding:24px 22px}.note-title{margin-top:0}.note-body p,.prose p{margin:.7em 0}.note-body ul,.prose ul{margin:.5em 0;padding-left:22px}.note-body li{margin:4px 0}.note-body strong{color:var(--green-dark);font-size:1.04em}@media(prefers-color-scheme:dark){.note-body strong{color:#58c9a2}}.speak-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.speak-btn{border:0;background:#fff;color:#333;cursor:pointer;font-size:1.1rem;padding:6px 8px;border-radius:8px;box-shadow:0 1px 3px #00000026;display:inline-flex;align-items:center}.speak-chip{display:inline-flex;align-items:center;gap:8px;background:var(--green-bg);border:1px solid var(--border);border-radius:999px;padding:7px 14px;font-size:.98rem;color:var(--text)}.speak-label{font-weight:600}.exercise-prompt{font-size:1.12rem}.exercise-prompt p{margin:0 0 14px}.bg-input input{width:100%;font-size:1.25rem;padding:13px 16px;border-radius:12px;border:2px solid var(--border);background:var(--bg);color:var(--text);outline:none}.bg-input input:focus{border-color:var(--green)}.char-strip{display:flex;gap:6px;margin-top:8px;flex-wrap:wrap}.char-key{border:1px solid var(--border);background:var(--card);color:var(--text);border-radius:8px;min-width:34px;padding:6px 4px;font-size:1.05rem;cursor:pointer}.char-key:hover{background:var(--green-bg)}.exercise-actions{display:flex;gap:10px;margin-top:14px;flex-wrap:wrap}.hint-box{margin-top:12px;background:var(--amber-bg);color:var(--amber);border-radius:10px;padding:10px 14px;font-size:.95rem;display:flex;align-items:flex-start;gap:8px}.hint-box svg{flex-shrink:0;margin-top:2px}.verdict{margin-top:14px;border-radius:12px;padding:14px 16px}.verdict-correct{background:var(--green-bg)}.verdict-almost{background:var(--amber-bg)}.verdict-wrong{background:var(--red-bg)}.verdict-line{font-weight:700;margin-bottom:6px}.answer-reveal{display:flex;align-items:center;gap:10px}.answer-bg{font-size:1.3rem;font-weight:700}.after-note{margin-top:12px;color:var(--muted);font-size:.95rem}.after-note p{margin:.4em 0}.lang-note{margin-top:14px;border-radius:10px;padding:12px 14px;font-size:.93rem;display:flex;gap:10px;align-items:flex-start}.lang-note p{margin:0}.lang-badge{color:#fff;font-size:.7rem;font-weight:800;border-radius:6px;padding:2px 6px;flex-shrink:0;margin-top:2px}.lang-badge-he{background:var(--he-accent)}.lang-badge-ru{background:var(--ru-accent)}.lang-badge-bg{background:var(--bul-accent)}.lang-note:has(.lang-badge-he){background:var(--he-bg)}.lang-note:has(.lang-badge-ru){background:var(--ru-bg)}.lang-note:has(.lang-badge-bg){background:var(--bul-bg)}.choices{display:flex;flex-direction:column;gap:10px}.choice-btn{text-align:left;font-size:1.05rem;padding:13px 16px;border-radius:12px;border:2px solid var(--border);background:var(--bg);color:var(--text);cursor:pointer}.choice-btn:hover:not(:disabled){border-color:var(--green)}.choice-correct{border-color:var(--green);background:var(--green-bg)}.choice-wrong{border-color:var(--red);background:var(--red-bg)}.lesson-done{display:flex;justify-content:center;padding-top:48px}.done-card{text-align:center;background:var(--card);border-radius:20px;box-shadow:var(--shadow);padding:36px 28px;max-width:420px;width:100%}.done-icon{color:var(--green);display:flex;justify-content:center;margin-bottom:8px}.done-stats{color:var(--muted)}.done-actions{display:flex;flex-direction:column;gap:10px;margin-top:18px}.profile{display:flex;gap:16px;align-items:center}.avatar{width:56px;height:56px;border-radius:50%;object-fit:cover}.avatar-fallback{background:var(--green);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.4rem;font-weight:800}.profile-name{font-weight:700}.profile-email,.profile-best{color:var(--muted);font-size:.9rem}.toggle-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:10px 0;cursor:pointer}.toggle-row+.toggle-row{border-top:1px solid var(--border)}.toggle-title{font-weight:650}.toggle-desc{color:var(--muted);font-size:.87rem}.toggle-row input[type=checkbox]{width:22px;height:22px;accent-color:var(--green);flex-shrink:0}.method-credit{font-size:.9rem;color:var(--muted)}