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#0000001a}.form-section h2{margin-top:0;margin-bottom:20px;font-size:1.25rem;color:var(--text-primary);border-bottom:2px solid var(--border-light);padding-bottom:10px}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.section-header h2{margin:0;border:none;padding:0}.form-group{margin-bottom:20px}.form-group label{display:block;font-weight:600;margin-bottom:8px;color:var(--text-primary);font-size:14px}.form-group input[type=text],.form-group input[type=email],.form-group input[type=password],.form-group input[type=number],.form-group input[type=date],.form-group input[type=file],.form-group select,.form-group textarea{width:100%;padding:10px 12px;border:1px solid var(--border-gray);border-radius:var(--radius-sm);font-size:14px;transition:border-color .2s;font-family:inherit}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--primary-blue);box-shadow:0 0 0 3px #3d81de1a}.form-group 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#4f46e5)}.option-label input[type=radio]{margin-right:12px;width:18px;height:18px;cursor:pointer}.answer-textarea{width:100%;min-height:120px;padding:12px;border:1px solid var(--gray-300, #d1d5db);border-radius:8px;font-size:14px;resize:vertical;font-family:inherit}.quiz-progress{text-align:center;margin-bottom:20px;font-size:1.1rem;font-weight:500;color:var(--gray-700, #374151)}.question-review{margin-bottom:20px;border-left:4px solid var(--gray-300, #d1d5db)}.question-review.correct{border-left-color:#10b981;background:#f0fdf4}.question-review.incorrect{border-left-color:#dc2626;background:#fef2f2}.question-review.manual{border-left-color:#f59e0b;background:#fffbeb}.question-review-header{display:flex;justify-content:space-between;align-items:center}.badge{padding:4px 12px;border-radius:12px;font-size:12px;font-weight:600}.badge-success{background:#d1fae5;color:#065f46}.badge-danger{background:#fee2e2;color:#991b1b}.badge-info{background:#dbeafe;color:#1e40af}.answer-section{margin-top:16px;padding:12px;background:#fff;border-radius:6px}.answer-row{margin-bottom:8px}.answer-row strong{display:block;margin-bottom:4px}.text-danger{color:#dc2626}.text-success{color:#10b981}.grade-input-group{display:flex;align-items:center;gap:16px}.grade-input-group input{flex:1}.grade-display{display:flex;align-items:center;gap:8px;padding:8px 16px;background:var(--gray-100, #f3f4f6);border-radius:6px}.percentage{font-size:1.2rem;font-weight:600;color:var(--primary-color, #4f46e5)}.letter-grade{font-size:1.2rem;font-weight:700;color:var(--gray-900, #111827)}.quick-feedback{margin-top:16px;padding:16px;background:var(--gray-50, 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768px){.calendar-header{flex-direction:column;gap:12px}.calendar-day{min-height:60px;padding:4px}.day-number{font-size:12px}.calendar-legend{gap:12px}.view-toggle{display:none}}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0;width:100%;max-width:100vw;overflow-x:hidden}.landing-page{min-height:100vh;width:100%;max-width:100vw;overflow-x:hidden;background:linear-gradient(135deg,#0d1f2d,#1a3a52,#0d1f2d);color:#fff;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif}.landing-nav{display:flex;justify-content:space-between;align-items:center;padding:1rem 3rem;background:#0000004d;position:sticky;top:0;z-index:100;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.nav-logo{display:flex;align-items:center;gap:.75rem}.nav-logo img{height:50px;width:auto}.nav-logo span{font-size:1.5rem;font-weight:700;color:#d4af37}.login-btn{background:linear-gradient(135deg,#d4af37,#f4e4ba,#d4af37);color:#0d1f2d;border:none;padding:.75rem 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2rem;line-height:1.6}.cta-btn{background:linear-gradient(135deg,#d4af37,#f4e4ba,#d4af37);color:#0d1f2d;border:none;padding:1rem 3rem;font-size:1.2rem;font-weight:700;border-radius:30px;cursor:pointer;transition:all .3s ease}.cta-btn:hover{transform:translateY(-3px);box-shadow:0 10px 30px #d4af3766}.section-header{text-align:center;margin-bottom:3rem}.section-header h2{font-size:2.5rem;color:#d4af37;margin-bottom:.5rem}.section-header p{color:#aaa;font-size:1.1rem}.features-section{padding:5rem 3rem;background:#0003}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem;max-width:1400px;margin:0 auto}.feature-card{background:linear-gradient(145deg,#1a3a52cc,#0d1f2de6);border:1px solid rgba(212,175,55,.2);border-radius:15px;padding:2rem;text-align:center;transition:all .3s ease}.feature-card:hover{transform:translateY(-5px);border-color:#d4af3780;box-shadow:0 10px 40px #d4af371a}.feature-icon{font-size:3rem;margin-bottom:1rem}.feature-card 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