*{box-sizing:border-box}:root{--bg:#f6eddc;--bg-soft:#fbf6ea;--surface:#fffaf0;--surface-2:#fff7e8;--border:#e7d4b4;--text:#2d1c12;--muted:#8a6b57;--accent:#f59e0b;--accent-dark:#d97706;--danger:#b91c1c;--shadow:0 10px 30px #734f2314;--radius-xl:28px;--radius-lg:20px;--radius-md:16px;--radius-pill:999px}html,body,#root{min-height:100%;margin:0;padding:0}body{color:var(--text);background:radial-gradient(circle at top,#ffffff8c,#0000 35%),linear-gradient(#f9f1e2 0%,#f4e7cf 100%);font-family:Arial,Helvetica,sans-serif}a{color:inherit;text-decoration:none}input,textarea,button,select{font:inherit}button{cursor:pointer}.screen-center{place-items:center;min-height:100vh;display:grid}.auth-shell{background:radial-gradient(circle at top,#ffffffb3,#0000 35%),linear-gradient(#fbf4e8 0%,#f3e4c8 100%);place-items:center;min-height:100vh;padding:24px;display:grid}.auth-card{border:1px solid var(--border);border-radius:var(--radius-xl);width:100%;max-width:460px;box-shadow:var(--shadow);background:#fffaf0f2;padding:28px}.auth-card h1{letter-spacing:-.03em;color:var(--text);margin:0 0 10px;font-size:42px;line-height:1}.auth-card p{color:var(--muted)}.auth-card input{border:1px solid var(--border);width:100%;color:var(--text);background:#fffdf8;border-radius:16px;outline:none;margin-bottom:12px;padding:15px 16px}.auth-card input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #f59e0b1f}.auth-card button{color:#fff;background:linear-gradient(#f59e0b 0%,#ea8600 100%);border:none;border-radius:16px;width:100%;padding:14px;font-weight:700;box-shadow:0 8px 20px #f59e0b40}.auth-card button:hover{background:linear-gradient(#f0a81f 0%,#d97706 100%)}.error{color:#991b1b;background:#fee2e2;border-radius:14px;margin:12px 0;padding:12px 14px}.success-box{color:#166534;background:#dcfce7;border-radius:14px;margin-top:16px;padding:12px 14px}.muted{color:var(--muted)}.site-shell{min-height:100vh}.topbar{z-index:50;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border);background:#fff7e8e6;grid-template-columns:auto 1fr auto;align-items:center;gap:20px;padding:16px 28px;display:grid;position:sticky;top:0}.brand-wrap{align-items:center;gap:12px;min-width:0;display:flex}.brand-badge{background:linear-gradient(#f7b733 0%,#ea8600 100%);border-radius:14px;place-items:center;width:44px;height:44px;font-size:22px;display:grid;box-shadow:0 8px 20px #f59e0b38}.brand-title{letter-spacing:-.03em;margin:0;font-size:24px;line-height:1}.brand-subtitle{color:var(--muted);margin:4px 0 0;font-size:14px}.top-nav{border:1px solid var(--border);border-radius:var(--radius-pill);box-shadow:var(--shadow);background:#fffcf5b3;flex-wrap:wrap;justify-self:center;align-items:center;gap:10px;padding:8px;display:flex}.top-nav-item{border-radius:var(--radius-pill);color:var(--muted);padding:12px 18px;font-weight:600;transition:all .2s}.top-nav-item:hover{color:var(--text);background:#f59e0b14}.top-nav-item.active{color:var(--text);background:linear-gradient(#fff8ea 0%,#fdebc9 100%);border:1px solid #f59e0b33}.topbar-right{align-items:center;gap:12px;display:flex}.user-chip{border:1px solid var(--border);border-radius:var(--radius-pill);color:var(--text);background:#ffffff80;align-items:center;gap:10px;padding:12px 14px;font-weight:600;display:flex}.user-chip-dot{background:#ef4444;border-radius:999px;width:10px;height:10px}.logout-btn{border:1px solid var(--border);color:var(--text);border-radius:var(--radius-pill);background:#fffaf0;padding:12px 16px;font-weight:700}.logout-btn:hover{background:#fff2d9}.page-wrap{gap:24px;width:min(1180px,100% - 32px);margin:24px auto 40px;display:grid}.layout,.sidebar,.content,.side-nav,.nav-item,.ghost-btn{all:unset}.panel{border:1px solid var(--border);border-radius:var(--radius-xl);box-shadow:var(--shadow);background:#fffaf0eb;width:100%;padding:24px}.panel h1,.panel h2{letter-spacing:-.03em;color:var(--text);margin-top:0;margin-bottom:10px}.panel h1{font-size:52px;line-height:1}.panel h2{font-size:28px}.panel p{color:var(--muted)}.deck-card{border:1px solid var(--border);background:#fffdf8e6;border-radius:20px;padding:18px;box-shadow:0 6px 18px #91662a0a}.deck-card h3{color:var(--text);margin:0 0 12px;font-size:20px}.deck-card p{color:var(--muted);margin:0}.deck-meta{color:var(--accent-dark);margin-top:14px;font-size:14px;font-weight:700}.deck-click-area{cursor:pointer;width:100%}.deck-actions{justify-content:flex-end;margin-top:16px;display:flex}.decks-grid-list{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:18px;display:grid}.deck-carousel{grid-template-columns:70px minmax(0,1fr) 70px;align-items:center;gap:20px;margin-top:22px;display:grid}.carousel-arrow{color:#fff;background:linear-gradient(#f59e0b 0%,#e68400 100%);border:none;border-radius:999px;place-items:center;width:58px;height:58px;font-size:28px;font-weight:700;display:grid;box-shadow:0 10px 24px #f59e0b33}.carousel-arrow:hover{background:linear-gradient(#f3a81a 0%,#d97706 100%)}.deck-carousel-center{justify-items:center;gap:14px;display:grid}.deck-card-large{width:min(100%,480px);min-height:240px;padding:26px}.carousel-indicator{color:var(--muted);font-size:14px;font-weight:700}.deck-form{gap:12px;display:grid}.deck-form input,.deck-form textarea,.ai-select,.ai-textarea,.auth-card input,select{border:1px solid var(--border);color:var(--text);background:#fffdf8}.deck-form input,.deck-form textarea{border-radius:16px;outline:none;width:100%;padding:16px}.deck-form input:focus,.deck-form textarea:focus,.ai-select:focus,.ai-textarea:focus,select:focus{border-color:var(--accent);box-shadow:0 0 0 3px #f59e0b1f}.deck-form textarea{resize:vertical;min-height:96px}.deck-form button,.ai-actions button,.review-actions button,.danger-btn{border:none;border-radius:16px;width:fit-content;padding:13px 18px;font-weight:700}.deck-form button,.ai-actions button,.review-actions button{color:#fff;background:linear-gradient(#f59e0b 0%,#ea8600 100%);box-shadow:0 8px 20px #f59e0b2e}.deck-form button:hover,.ai-actions button:hover,.review-actions button:hover{background:linear-gradient(#f2aa1c 0%,#d97706 100%)}.danger-btn{color:#b91c1c;background:#fff1f2;border:1px solid #b91c1c1f}.danger-btn:hover{background:#ffe4e6}.review-card{border:1px solid var(--border);min-height:260px;box-shadow:var(--shadow);background:#fffdf8f2;border-radius:24px;padding:28px}.review-card p{color:var(--text);font-size:24px;line-height:1.6}.review-actions{margin-top:20px}.ai-panel{overflow:visible}.ai-top-controls{margin-bottom:16px}.ai-select{border-radius:16px;outline:none;width:240px;max-width:100%;padding:14px 16px}.ai-textarea{resize:vertical;border-radius:18px;outline:none;width:100%;min-height:180px;padding:16px;display:block}.ai-actions{flex-wrap:wrap;gap:12px;margin-top:16px;display:flex}.ai-selection-bar{border:1px solid var(--border);background:#fffcf5bf;border-radius:18px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-top:20px;padding:14px 16px;display:flex}.ai-selection-actions{flex-wrap:wrap;gap:8px;display:flex}.generated-cards-list{gap:16px;margin-top:24px;display:grid}.generated-card{border:1px solid var(--border);overflow-wrap:break-word;word-break:break-word;background:#fffdf8f2;border-radius:20px;width:100%;padding:20px;box-shadow:0 6px 18px #91662a0d}.generated-card.selected{background:#fff8ea;border-color:#f59e0b66;box-shadow:0 0 0 3px #f59e0b14}.generated-card-header{justify-content:space-between;align-items:center;margin-bottom:14px;display:flex}.generated-card-check{color:var(--text);align-items:center;gap:10px;font-weight:700;display:flex}.generated-card-check input{width:16px;height:16px}.generated-card-body p{color:var(--text);margin-top:8px;margin-bottom:16px;line-height:1.6}.card-actions{justify-content:flex-end;margin-top:12px;display:flex}.deck-header-row{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:16px;display:flex}@media (width<=980px){.topbar{text-align:center;grid-template-columns:1fr;justify-items:center}.brand-wrap{justify-content:center}.topbar-right{flex-wrap:wrap;justify-content:center}.page-wrap{width:min(100% - 20px,1180px)}.panel h1{font-size:38px}.deck-carousel{grid-template-columns:1fr}.carousel-arrow{justify-self:center}.decks-grid-list{grid-template-columns:1fr}.ai-selection-bar,.deck-header-row{flex-direction:column;align-items:flex-start}}.exercise-topbar{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:18px;display:flex}.exercise-controls{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.topics-row{flex-wrap:wrap;gap:10px;margin-top:18px;display:flex}.exercise-card{border:1px solid var(--border);box-shadow:var(--shadow);background:#fffdf8f2;border-radius:24px;padding:24px}.exercise-badge{border:1px solid var(--border);color:var(--accent-dark);background:#fff2d9;border-radius:999px;margin-bottom:14px;padding:8px 12px;font-size:14px;font-weight:700;display:inline-block}.exercise-question{color:var(--text);margin:0 0 22px;font-size:30px;line-height:1.25}.exercise-options{gap:12px;display:grid}.exercise-option{text-align:left;border:1px solid var(--border);width:100%;color:var(--text);background:#fffdf8;border-radius:18px;padding:16px 18px;font-weight:600;transition:all .2s}.exercise-option:hover:not(:disabled){background:#fff7e8}.exercise-option.correct{color:#166534;background:#dcfce7;border-color:#86efac}.exercise-option.wrong{color:#991b1b;background:#fee2e2;border-color:#fca5a5}.exercise-option:disabled{cursor:default}.exercise-feedback{gap:12px;margin-top:18px;display:grid}.exercise-next-btn{color:#fff;background:linear-gradient(#f59e0b 0%,#ea8600 100%);border:none;border-radius:16px;width:fit-content;padding:13px 18px;font-weight:700;box-shadow:0 8px 20px #f59e0b2e}.exercise-next-btn:hover{background:linear-gradient(#f2aa1c 0%,#d97706 100%)}.score-pill-active{color:var(--text);background:linear-gradient(#fff8ea 0%,#fdebc9 100%);border:1px solid #f59e0b40}
