/* Enhanced Cyber Theme Colors */
.main-content {
    background: var(--cyber-dark);
    color: var(--cyber-text);
    position: relative;
    overflow: hidden;
}

.main-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(90deg, rgba(30, 255, 0, 0.03) 1px, transparent 1px) 0 0,
        linear-gradient(rgba(30, 255, 0, 0.03) 1px, transparent 1px) 0 0;
    background-size: 20px 20px;
    pointer-events: none;
}

/* Hero Section Enhancement */
.hero-section {
    background: linear-gradient(135deg, var(--cyber-dark-alt), var(--cyber-dark)) !important;
    box-shadow: inset 0 0 100px rgba(30, 255, 0, 0.1) !important;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 50% 50%, 
            rgba(30, 255, 0, 0.1) 0%, 
            transparent 50%);
    pointer-events: none;
}

/* Text Contrast Improvements */
.hero-content h1 {
    color: var(--cyber-text) !important;
    text-shadow: var(--neon-text-shadow) !important;
    font-weight: 700;
}

.hero-subtitle {
    color: var(--cyber-text-dim) !important;
    text-shadow: 0 0 5px rgba(30, 255, 0, 0.5) !important;
}

/* Feature Cards Enhancement */
.feature {
    background: var(--cyber-dark-alt) !important;
    border: 2px solid var(--cyber-primary) !important;
    box-shadow: 0 0 20px rgba(30, 255, 0, 0.1) !important;
}

.feature:hover {
    background: var(--cyber-highlight) !important;
}

.feature h3 {
    color: var(--cyber-primary) !important;
    text-shadow: var(--cyber-glow) !important;
}

.feature p, .feature li {
    color: var(--cyber-text) !important;
}

/* List Items Enhancement */
.cyber-list li {
    color: var(--cyber-text-dim) !important;
}

.cyber-bullet {
    color: var(--cyber-primary) !important;
    text-shadow: var(--cyber-glow) !important;
}

/* Buttons Enhancement */
.cyber-button, 
.btn-primary,
.btn-admin {
    background: var(--cyber-dark-alt) !important;
    color: var(--cyber-primary) !important;
    border: 2px solid var(--cyber-primary) !important;
    text-shadow: 0 0 5px var(--cyber-primary) !important;
}

.cyber-button:hover, 
.btn-primary:hover,
.btn-admin:hover {
    background: var(--cyber-highlight) !important;
    box-shadow: var(--cyber-glow) !important;
}

/* Section Headers */
.section-header h2 {
    color: var(--cyber-primary) !important;
    text-shadow: var(--cyber-glow) !important;
}

/* Info Cards */
.info-card {
    background: var(--cyber-dark-alt) !important;
    border: 1px solid var(--cyber-primary) !important;
    color: var(--cyber-text) !important;
}

/* Matrix Effect Enhancement */
.matrix-overlay {
    opacity: 0.15 !important;
    background: 
        linear-gradient(rgba(30, 255, 0, 0.1) 1px, transparent 1px) 0 0,
        linear-gradient(90deg, rgba(30, 255, 0, 0.1) 1px, transparent 1px) 0 0 !important;
    background-size: 20px 20px !important;
}

/* ===== STUDENT DASHBOARD CYBER THEME ===== */

/* Dashboard Background Enhancement */
.dashboard-container {
    background: var(--cyber-dark) !important;
    position: relative;
}

.dashboard-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(0, 191, 255, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(0, 204, 255, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(0, 191, 255, 0.02) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.dashboard-container > * {
    position: relative;
    z-index: 1;
}

/* Dashboard Header Cyber Enhancement */
.dashboard-header {
    background: linear-gradient(135deg, 
        var(--cyber-dark-alt) 0%, 
        var(--cyber-secondary) 50%, 
        var(--cyber-dark-alt) 100%) !important;
    border: 2px solid var(--cyber-primary) !important;
    box-shadow: 
        0 0 20px rgba(0, 191, 255, 0.3),
        inset 0 0 20px rgba(0, 191, 255, 0.1) !important;
}

.dashboard-header::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, 
        transparent, 
        var(--cyber-primary), 
        transparent, 
        var(--cyber-accent), 
        transparent);
    z-index: -1;
    border-radius: 12px;
    animation: borderGlow 3s ease-in-out infinite;
}

@keyframes borderGlow {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

/* Dashboard Section Enhancement */
.dashboard-section {
    background: linear-gradient(145deg, 
        var(--cyber-dark-alt) 0%, 
        rgba(13, 31, 58, 0.8) 100%) !important;
    border: 1px solid var(--cyber-primary) !important;
    box-shadow: 
        0 4px 20px rgba(0, 191, 255, 0.15),
        inset 0 1px 0 rgba(0, 191, 255, 0.2) !important;
}

.dashboard-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(90deg, transparent 0%, rgba(0, 191, 255, 0.05) 50%, transparent 100%);
    pointer-events: none;
    border-radius: 10px;
}

/* Compact Rankings Section */
.dashboard-section.rankings-section {
    background: linear-gradient(145deg, 
        var(--cyber-dark-alt) 0%, 
        rgba(13, 31, 58, 0.6) 100%) !important;
    border: 1px solid rgba(0, 191, 255, 0.6) !important;
    box-shadow: 
        0 2px 15px rgba(0, 191, 255, 0.1),
        inset 0 1px 0 rgba(0, 191, 255, 0.15) !important;
}


/* Compact rank badges */
.rank-badge.rank-gold {
    background: linear-gradient(45deg, #ffd700, #ffed4e) !important;
    color: var(--cyber-dark) !important;
    box-shadow: 0 0 10px rgba(255, 215, 0, 0.4) !important;
}

.rank-badge.rank-silver {
    background: linear-gradient(45deg, #c0c0c0, #e8e8e8) !important;
    color: var(--cyber-dark) !important;
    box-shadow: 0 0 10px rgba(192, 192, 192, 0.4) !important;
}

.rank-badge.rank-bronze {
    background: linear-gradient(45deg, #cd7f32, #e6a85c) !important;
    color: var(--cyber-dark) !important;
    box-shadow: 0 0 10px rgba(205, 127, 50, 0.4) !important;
}

/* Compact leaderboard */
.leaderboard-item {
    background: rgba(0, 191, 255, 0.04) !important;
    border-left: 3px solid var(--cyber-primary) !important;
    box-shadow: inset 3px 0 0 rgba(0, 191, 255, 0.15) !important;
}

.leaderboard-item:hover {
    background: rgba(0, 191, 255, 0.08) !important;
    border-left-color: var(--cyber-accent) !important;
    box-shadow: 
        inset 3px 0 0 rgba(0, 191, 255, 0.25),
        0 0 8px rgba(0, 191, 255, 0.1) !important;
}

.leaderboard-rank {
    color: var(--cyber-primary) !important;
    text-shadow: 0 0 3px var(--cyber-primary) !important;
}

.leaderboard-name {
    color: var(--cyber-text-bright) !important;
}

.leaderboard-score {
    color: var(--cyber-text-dim) !important;
}

/* Compact scrollbar */
.additional-performers::-webkit-scrollbar-thumb {
    background: var(--cyber-primary) !important;
    box-shadow: 0 0 3px var(--cyber-primary) !important;
}

/* Exam Card Cyber Theme */
.exam-card, .active-exam {
    background: linear-gradient(135deg, 
        var(--cyber-dark-alt) 0%, 
        var(--cyber-secondary) 100%) !important;
    border: 2px solid var(--cyber-primary) !important;
    box-shadow: 
        0 0 25px rgba(0, 191, 255, 0.2),
        inset 0 1px 0 rgba(0, 191, 255, 0.3) !important;
    position: relative;
    overflow: hidden;
}

.exam-card::before, .active-exam::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(0, 191, 255, 0.1), 
        transparent);
    transition: left 0.6s ease;
    z-index: 0;
}

.exam-card:hover::before, .active-exam:hover::before {
    left: 100%;
}

.exam-card > *, .active-exam > * {
    position: relative;
    z-index: 1;
}

/* Status Badge Colors */
.exam-status.active {
    background: linear-gradient(45deg, #00ff41, #00cc33) !important;
    color: var(--cyber-dark) !important;
    box-shadow: 0 0 15px rgba(0, 255, 65, 0.5) !important;
    text-shadow: none !important;
}

.exam-status.passed {
    background: linear-gradient(45deg, #00ff41, #00cc33) !important;
    color: var(--cyber-dark) !important;
    box-shadow: 0 0 15px rgba(0, 255, 65, 0.4) !important;
}

.exam-status.failed {
    background: linear-gradient(45deg, #ff0040, #cc0033) !important;
    color: white !important;
    box-shadow: 0 0 15px rgba(255, 0, 64, 0.4) !important;
}

/* Info Item Cyber Enhancement */
.info-item {
    background: rgba(0, 191, 255, 0.08) !important;
    border: 1px solid rgba(0, 191, 255, 0.3) !important;
    box-shadow: inset 0 1px 0 rgba(0, 191, 255, 0.2) !important;
    transition: all 0.3s ease;
}

.info-item:hover {
    background: rgba(0, 191, 255, 0.12) !important;
    border-color: var(--cyber-accent) !important;
    box-shadow: 
        inset 0 1px 0 rgba(0, 191, 255, 0.3),
        0 0 10px rgba(0, 191, 255, 0.2) !important;
}

/* Score Circle Enhancement */
.score-circle.pass {
    border-color: #00ff41 !important;
    background: radial-gradient(circle, 
        rgba(0, 255, 65, 0.1) 0%, 
        transparent 70%) !important;
    color: #00ff41 !important;
    box-shadow: 
        0 0 20px rgba(0, 255, 65, 0.4),
        inset 0 0 20px rgba(0, 255, 65, 0.1) !important;
}

.score-circle.fail {
    border-color: #ff0040 !important;
    background: radial-gradient(circle, 
        rgba(255, 0, 64, 0.1) 0%, 
        transparent 70%) !important;
    color: #ff0040 !important;
    box-shadow: 
        0 0 20px rgba(255, 0, 64, 0.4),
        inset 0 0 20px rgba(255, 0, 64, 0.1) !important;
}

/* Timeline Enhancement */
.timeline-item {
    background: rgba(0, 191, 255, 0.06) !important;
    border-left: 3px solid var(--cyber-primary) !important;
    box-shadow: inset 3px 0 0 rgba(0, 191, 255, 0.2) !important;
    transition: all 0.3s ease;
}

.timeline-item:hover {
    background: rgba(0, 191, 255, 0.1) !important;
    border-left-color: var(--cyber-accent) !important;
    box-shadow: 
        inset 3px 0 0 rgba(0, 191, 255, 0.4),
        0 0 10px rgba(0, 191, 255, 0.2) !important;
}

/* Button Cyber Enhancement */
.btn {
    background: linear-gradient(45deg, 
        var(--cyber-dark-alt), 
        var(--cyber-secondary)) !important;
    border: 2px solid var(--cyber-primary) !important;
    color: var(--cyber-text-bright) !important;
    box-shadow: 
        0 0 15px rgba(0, 191, 255, 0.3),
        inset 0 1px 0 rgba(0, 191, 255, 0.2) !important;
    text-shadow: 0 0 3px var(--cyber-primary) !important;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(0, 191, 255, 0.2), 
        transparent);
    transition: left 0.4s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn:hover {
    background: linear-gradient(45deg, 
        var(--cyber-primary), 
        var(--cyber-accent)) !important;
    color: var(--cyber-dark) !important;
    box-shadow: 
        0 0 25px var(--cyber-primary),
        inset 0 0 20px rgba(255, 255, 255, 0.2) !important;
    text-shadow: none !important;
    transform: translateY(-3px) !important;
}

.btn-primary {
    background: linear-gradient(45deg, 
        var(--cyber-primary), 
        var(--cyber-accent)) !important;
    color: var(--cyber-dark) !important;
    text-shadow: none !important;
}

.btn-secondary {
    border-color: var(--cyber-text-dim) !important;
    color: var(--cyber-text-dim) !important;
    background: transparent !important;
}

.btn-secondary:hover {
    border-color: var(--cyber-accent) !important;
    color: var(--cyber-accent) !important;
    background: rgba(0, 191, 255, 0.1) !important;
}

/* Review Button Enhancement */
.review-btn {
    background: linear-gradient(45deg, 
        var(--cyber-accent), 
        var(--cyber-primary)) !important;
    color: var(--cyber-dark) !important;
    box-shadow: 
        0 0 20px rgba(0, 191, 255, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.2) !important;
    border: none !important;
}

.review-btn:hover {
    box-shadow: 
        0 0 30px rgba(0, 191, 255, 0.6),
        inset 0 1px 0 rgba(255, 255, 255, 0.3) !important;
    transform: translateY(-3px) !important;
}

/* No Content Card Enhancement */
.no-exam-card, .no-history-card {
    background: var(--cyber-dark-alt) !important;
    border: 2px dashed var(--cyber-primary) !important;
    color: var(--cyber-text-dim) !important;
    box-shadow: inset 0 0 20px rgba(0, 191, 255, 0.05) !important;
}

.no-exam-card h3, .no-history-card h3 {
    color: var(--cyber-text) !important;
    text-shadow: 0 0 5px var(--cyber-primary) !important;
}

/* History Card Enhancement */
.history-card {
    background: linear-gradient(135deg, 
        var(--cyber-dark-alt) 0%, 
        var(--cyber-secondary) 100%) !important;
    border: 1px solid var(--cyber-primary) !important;
    box-shadow: 
        0 0 15px rgba(0, 191, 255, 0.1),
        inset 0 1px 0 rgba(0, 191, 255, 0.2) !important;
}

.history-card:hover {
    border-color: var(--cyber-accent) !important;
    box-shadow: 
        0 0 25px rgba(0, 191, 255, 0.2),
        inset 0 1px 0 rgba(0, 191, 255, 0.3) !important;
    transform: translateY(-2px) !important;
}

/* Countdown Cyber Enhancement */
.countdown-svg .bg {
    stroke: rgba(0, 191, 255, 0.2) !important;
}

.countdown-svg .progress {
    stroke: var(--cyber-primary) !important;
    filter: drop-shadow(0 0 5px var(--cyber-primary)) !important;
}

.time-text {
    fill: var(--cyber-text-bright) !important;
    filter: drop-shadow(0 0 3px var(--cyber-primary)) !important;
}

/* ===== ENHANCED RANKINGS & PERFORMANCE CYBER STYLING ===== */

/* FORCE DARK RANKING CARDS - OVERRIDE ALL WHITE BACKGROUNDS */
.ranking-section-card,
.leaderboard-section-card,
div.ranking-section-card,
div.leaderboard-section-card {
    background: linear-gradient(135deg, 
        rgba(0, 191, 255, 0.2) 0%, 
        rgba(0, 255, 127, 0.1) 50%,
        var(--cyber-dark-alt) 100%) !important;
    border: 2px solid var(--cyber-primary) !important;
    color: var(--cyber-text) !important;
    box-shadow: 
        0 8px 25px rgba(0, 191, 255, 0.15),
        0 0 30px rgba(0, 191, 255, 0.08),
        inset 0 1px 0 rgba(0, 191, 255, 0.25) !important;
}

.ranking-section-card *,
.leaderboard-section-card *,
.card-header *,
.leaderboard-header * {
    color: var(--cyber-text) !important;
}

.card-header h3,
.leaderboard-header h3 {
    color: var(--cyber-primary) !important;
    text-shadow: 0 0 8px var(--cyber-primary) !important;
}

.leaderboard-subtitle {
    color: var(--cyber-text-dim) !important;
    opacity: 0.8 !important;
}

.leaderboard-name {
    color: var(--cyber-text-bright) !important;
}

.leaderboard-organization {
    color: var(--cyber-text-dim) !important;
}

.leaderboard-score {
    color: var(--cyber-accent) !important;
}

.leaderboard-meta {
    color: var(--cyber-text-dim) !important;
}


/* Rank Badge Cyber Styling */
.rank-badge.gold {
    background: linear-gradient(135deg, #FFD700, #FFA500);
    border-color: #FFD700;
    box-shadow: 0 0 15px rgba(255, 215, 0, 0.4);
}

.rank-badge.silver {
    background: linear-gradient(135deg, #C0C0C0, #808080);
    border-color: #C0C0C0;
    box-shadow: 0 0 15px rgba(192, 192, 192, 0.4);
}

.rank-badge.bronze {
    background: linear-gradient(135deg, #CD7F32, #A0522D);
    border-color: #CD7F32;
    box-shadow: 0 0 15px rgba(205, 127, 50, 0.4);
}

.rank-badge.regular {
    background: linear-gradient(135deg, var(--cyber-primary), var(--cyber-accent));
    border-color: var(--cyber-primary);
    box-shadow: 0 0 10px rgba(0, 191, 255, 0.3);
}

/* Leaderboard Cyber Effects */
.leaderboard-item::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 3px;
    height: 100%;
    background: linear-gradient(to bottom, var(--cyber-primary), var(--cyber-accent));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.leaderboard-item:hover::after {
    opacity: 1;
    box-shadow: 0 0 10px var(--cyber-primary);
}

/* Instructions Cyber Effects */
.instruction-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--cyber-primary), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.instruction-item:hover::before {
    opacity: 1;
}

/* Stat Item Animations */
.stat-item:hover .stat-icon {
    animation: pulse-cyber 1.5s infinite;
}

@keyframes pulse-cyber {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* Performance Glow Effects */
.stat-value {
    text-shadow: 0 0 5px currentColor;
}

.leaderboard-score {
    text-shadow: 0 0 8px var(--cyber-accent);
}

/* Scrollbar Cyber Styling */
.additional-performers::-webkit-scrollbar {
    width: 6px;
}

.additional-performers::-webkit-scrollbar-track {
    background: var(--cyber-dark-alt);
    border-radius: 3px;
}

.additional-performers::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, var(--cyber-primary), var(--cyber-accent));
    border-radius: 3px;
    box-shadow: 0 0 5px var(--cyber-primary);
}