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.role-check{color:var(--primary);opacity:0;transition:opacity var(--transition-fast);font-size:1.5rem}.role-option.active .role-check{opacity:1}.teachers-section{background:var(--bg-secondary);padding:6rem 0}.teacher-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-xl);text-align:center;transition:all var(--transition-normal);padding:2rem}.teacher-card:hover{border-color:var(--primary);box-shadow:var(--primary-glow);transform:translateY(-8px)}.teacher-avatar{background:var(--primary-gradient);width:150px;height:150px;margin-bottom:1.5rem;display:inline-block;position:relative}.avatar-placeholder{color:#000;border-radius:50%;justify-content:center;align-items:center;width:100px;height:100px;font-size:2.5rem;font-weight:800;display:flex}.avatar-placeholder.large{width:150px;height:150px;font-size:4rem}.teacher-badge{background:var(--accent-yellow);color:#000;border-radius:var(--radius-md);padding:.25rem 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.75rem;font-size:.75rem;font-weight:600}.exam-title{margin-bottom:.5rem;font-size:1.1rem;font-weight:700}.exam-description{color:var(--text-secondary);margin-bottom:1rem;font-size:.9rem}.exam-stats{gap:1.5rem;margin-bottom:1rem;display:flex}.exam-stat{color:var(--text-muted);align-items:center;gap:.5rem;font-size:.9rem;display:flex}.exam-stat i{color:var(--primary)}.exam-price .price{color:var(--primary);font-size:1.25rem;font-weight:700}.payment-methods{flex-direction:column;gap:.75rem;display:flex}.payment-method{background:var(--bg-tertiary);border:2px solid var(--border-color);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);align-items:center;gap:1rem;padding:1rem;display:flex}.payment-method:hover{border-color:var(--primary)}.payment-method.active{border-color:var(--primary);background:#14b8a61a}.payment-method-icon{border-radius:var(--radius-md);color:#fff;justify-content:center;align-items:center;width:45px;height:45px;font-size:1.25rem;display:flex}.payment-method-info{flex:1}.payment-method-info h6{margin:0;font-weight:600}.payment-method-info p{color:var(--text-muted);margin:0;font-size:.8rem}.payment-method-check{color:var(--primary);opacity:0;transition:opacity var(--transition-fast);font-size:1.25rem}.payment-method.active .payment-method-check{opacity:1}.success-icon{background:linear-gradient(135deg,#4ade8033,#34d3991a);border-radius:50%;justify-content:center;align-items:center;width:80px;height:80px;margin:0 auto;display:flex}.success-icon i{color:#4ade80;font-size:3rem}.table{color:var(--text-primary)}.table thead th{background:var(--bg-tertiary);border-bottom:1px solid var(--border-color);padding:1rem;font-weight:600}.table tbody td{border-bottom:1px solid var(--border-color);vertical-align:middle;padding:1rem}.table-hover tbody tr:hover{background:#14b8a60d}.text-purple{color:var(--accent-purple)}.text-orange{color:var(--accent-orange)}.floating-element{animation:6s ease-in-out infinite float}.floating-element:nth-child(2){animation-delay:1s}.floating-element:nth-child(3){animation-delay:2s}.loading-skeleton{background:linear-gradient(90deg, var(--bg-tertiary) 25%, var(--bg-secondary) 50%, var(--bg-tertiary) 75%);border-radius:var(--radius-md);background-size:200% 100%;animation:1.5s infinite loading}@keyframes loading{0%{background-position:200% 0}to{background-position:-200% 0}}.page-transition{animation:.4s pageEnter}@keyframes pageEnter{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}video::-internal-media-controls-overflow-button{display:none!important}video::-webkit-media-controls-enclosure{overflow:hidden}video::-webkit-media-controls-panel{width:calc(100% + 30px)}.video-wrapper{position:relative;overflow:hidden}.video-watermark{color:#ffffff8c;pointer-events:none;-webkit-user-select:none;user-select:none;z-index:10;font-size:20px;font-weight:700;position:absolute;bottom:20px;right:20px}.video-lazy-wrapper,.video-wrapper{background:#000;position:relative}.video-poster{cursor:pointer;z-index:1;background-position:50%;background-size:cover;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.video-poster:before{content:"";background:#0006;position:absolute;inset:0}.video-play-btn{z-index:1;background:var(--primary-color,#14b8a6);color:#fff;cursor:pointer;border:none;border-radius:50%;justify-content:center;align-items:center;width:70px;height:70px;font-size:1.5rem;display:flex;position:relative}.video-watermark{z-index:2;color:#fff;pointer-events:none;-webkit-user-select:none;user-select:none;background:#00000080;border-radius:4px;padding:2px 8px;font-size:.75rem;position:absolute;bottom:12px;left:12px}