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h3{color:#475569;margin-bottom:.5rem}.alb-loading{text-align:center;color:#64748b;padding:3rem;font-weight:600}.alb-spinner{border:3px solid #e2e8f0;border-top-color:#4a6fa5;border-radius:50%;width:36px;height:36px;margin:0 auto 1rem;animation:.7s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}@media (width<=640px){.alb-page{padding:1rem}.alb-header h1{font-size:1.5rem}.alb-top3-card{padding:.85rem 1rem}.alb-top-av{width:44px;height:44px;font-size:1rem}.alb-top-name{font-size:.9rem}.alb-top-pts strong{font-size:1.1rem}.alb-list-head,.alb-list-row{grid-template-columns:38px 1fr 60px;padding:.7rem 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1rem}.user-text{display:none}}.notifications-dropdown{background:var(--student-card-bg);border:1px solid var(--student-border);z-index:50;border-radius:12px;width:320px;margin-top:.5rem;position:absolute;top:100%;left:0;overflow:hidden;box-shadow:0 10px 25px -5px #0000001a}@media (width<=576px){.notifications-dropdown{width:280px;left:-120px}}.dashboard-home,.my-courses-page,.my-profile-page{animation:.4s fadeIn}.page-header{margin-bottom:2rem}.page-header h1{color:var(--student-text-main);margin-bottom:.5rem;font-size:1.8rem;font-weight:800}.page-header p{color:var(--student-text-muted);font-size:1rem}.welcome-banner{background:linear-gradient(135deg, var(--student-primary), #a07020);color:#fff;border-radius:20px;justify-content:space-between;align-items:center;margin-bottom:2.5rem;padding:2.5rem;display:flex;position:relative;overflow:hidden;box-shadow:0 10px 25px #c9922a33}.banner-content{z-index:2;position:relative}.banner-content 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svg{width:18px;height:18px}.secure-player-volume{display:none}.secure-player-time{font-size:.7rem}.secure-player-controls-group-right{gap:8px}.secure-player-controls-group-right svg{width:18px;height:18px}.secure-player-big-play{width:58px;height:58px}}.course-viewer-page{padding:0}.viewer-header{background:var(--student-card-bg);border:1px solid var(--student-border);border-radius:16px;align-items:center;gap:1rem;margin-bottom:1.5rem;padding:1.25rem 1.5rem;display:flex;box-shadow:0 2px 8px #0000000a}.viewer-tabs{background:var(--student-card-bg);border:1px solid var(--student-border);border-radius:12px;gap:.5rem;margin-bottom:1.5rem;padding:.4rem;display:flex}.viewer-tab{color:var(--student-text-muted);cursor:pointer;background:0 0;border:none;border-radius:10px;flex:1;justify-content:center;align-items:center;gap:.5rem;padding:.65rem 1rem;font-family:inherit;font-size:.95rem;font-weight:600;transition:all 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var(--student-border);background:var(--student-item-bg);padding:1.25rem}.video-wrapper{background:#000;border-radius:12px;width:100%;margin-bottom:1.5rem;overflow:hidden}.video-wrapper iframe{aspect-ratio:16/9;border:none;width:100%;display:block}.file-download-row{background:var(--student-card-bg);border:1px solid var(--student-border);color:var(--student-text-main);border-radius:10px;align-items:center;gap:.75rem;margin-bottom:.5rem;padding:.65rem .85rem;text-decoration:none;transition:all .2s;display:flex}.file-download-row:hover{background:#eff6ff;border-color:#4a6fa5}.file-download-row-lg{border-radius:14px;margin-bottom:.75rem;padding:1rem 1.25rem}.exam-card-wrapper{background:var(--student-card-bg);border:1px solid var(--student-border);border-radius:20px;margin-bottom:1.5rem;overflow:hidden;box-shadow:0 4px 20px #0000000d}.exam-card-header-bar{background:#10b98114;border-bottom:1px solid #10b98126;align-items:center;gap:.75rem;padding:1rem 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p{color:var(--student-text-muted);margin:0;font-size:.78rem;font-weight:600}.exam-take-modern{flex-direction:column;gap:1.25rem;display:flex}.exam-progress-top{align-items:center;gap:.75rem;display:flex}.exam-q-counter{color:var(--student-text-muted);white-space:nowrap;font-size:.82rem;font-weight:700}.exam-answered-count{color:#10b981;white-space:nowrap;font-size:.82rem;font-weight:700}.exam-progress-bar-wrap{background:var(--student-item-bg);border-radius:6px;flex:1;height:6px;overflow:hidden}.exam-progress-bar-fill{background:linear-gradient(90deg,#10b981,#059669);border-radius:6px;height:100%;transition:width .4s}.exam-dots-nav{flex-wrap:wrap;gap:.5rem;display:flex}.exam-dot{border:2px solid var(--student-border);background:var(--student-card-bg);cursor:pointer;width:32px;height:32px;color:var(--student-text-muted);border-radius:50%;font-family:inherit;font-size:.75rem;font-weight:700;transition:all 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var(--student-border);background:var(--student-card-bg);cursor:pointer;-webkit-user-select:none;user-select:none;border-radius:12px;align-items:center;gap:.85rem;padding:.85rem 1rem;transition:all .18s;display:flex}.exam-option-card:hover{border-color:var(--student-text-muted);background:var(--student-item-bg);transform:translate(-2px)}.exam-option-card.selected{background:var(--student-item-bg);border-color:currentColor;transform:translate(-2px);box-shadow:0 2px 12px #00000014}.exam-option-label{border:2px solid;border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:.9rem;font-weight:800;transition:all 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