:root {
    --primary: #3b82f6;
    --primary-dark: #2563eb;
    --secondary: #8b5cf6;
    --accent: #6366f1;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --dark: #1e293b;
    --light: #f8fafc;
    --gray: #64748b;
    --light-gray: #e2e8f0;
    --border-radius: 16px;
    --box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    --box-shadow-hover: 0 6px 16px rgba(0, 0, 0, 0.12);
    --transition: all 0.3s ease;
    --sidebar-width: 280px;
    --premium-gradient: linear-gradient(135deg, #f59e0b, #d97706, #b45309);
    --premium-gradient-hover: linear-gradient(135deg, #fbbf24, #f59e0b, #d97706);
}

/* Dark Mode Variables */
:root.dark-mode {
    --primary: #60a5fa;
    --primary-dark: #3b82f6;
    --secondary: #a78bfa;
    --accent: #818cf8;
    --dark: #f1f5f9;
    --light: #0f172a;
    --gray: #94a3b8;
    --light-gray: #334155;
    --box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    --box-shadow-hover: 0 6px 16px rgba(0, 0, 0, 0.25);
    --premium-gradient: linear-gradient(135deg, #f59e0b, #d97706, #92400e);
    --premium-gradient-hover: linear-gradient(135deg, #fbbf24, #f59e0b, #b45309);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: linear-gradient(135deg, #f0f9ff 0%, #f8fafc 100%);
    color: var(--dark);
    line-height: 1.6;
    min-height: 100vh;
    padding-bottom: 80px;
    overflow-x: hidden;
    transition: background 0.3s ease, color 0.3s ease;
}

body.dark-mode {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: var(--dark);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Styles */
header {
    padding: 20px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 100;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    transition: background 0.3s ease, box-shadow 0.3s ease;
}

body.dark-mode header {
    background: rgba(15, 23, 42, 0.95);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    gap: 20px;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 20px;
    color: var(--primary);
    cursor: pointer;
    margin-right: 15px;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.mobile-menu-btn:hover {
    background: rgba(59, 130, 246, 0.1);
}

body.dark-mode .mobile-menu-btn {
    color: var(--accent);
}

body.dark-mode .mobile-menu-btn:hover {
    background: rgba(96, 165, 250, 0.15);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: 'Lexend', sans-serif;
    font-weight: 800;
    font-size: 26px;
    color: var(--primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

body.dark-mode .logo {
    color: var(--accent);
}

.logo-icon {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    width: 38px;
    height: 38px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 18px;
    transition: background 0.3s ease;
}

.search-bar {
    position: relative;
    max-width: 500px;
    width: 100%;
    display: flex;
    align-items: center;
}

.search-bar input {
    width: 100%;
    padding: 10px 20px 10px 44px;
    border-radius: 12px;
    border: 1px solid var(--light-gray);
    background: var(--light);
    font-family: 'Inter', sans-serif;
    font-size: 15px;
    transition: var(--transition);
}

body.dark-mode .search-bar input {
    background: var(--light-gray);
    border-color: var(--gray);
    color: var(--dark);
}

.search-bar input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.search-bar i {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray);
    font-size: 16px;
    transition: color 0.3s ease;
}

body.dark-mode .search-bar i {
    color: var(--gray);
}

.user-actions {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-left: auto;
}

.theme-toggle-btn {
    background: none;
    border: none;
    font-size: 20px;
    color: var(--gray);
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    padding: 8px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
}

.theme-toggle-btn:hover {
    color: var(--primary);
    background: rgba(59, 130, 246, 0.1);
}

body.dark-mode .theme-toggle-btn:hover {
    color: var(--accent);
    background: rgba(96, 165, 250, 0.1);
}

/* Mobile Sidebar Navigation */
.mobile-sidebar {
    position: fixed;
    top: 0;
    left: -100%;
    width: var(--sidebar-width);
    height: 100vh;
    background: white;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: left 0.3s ease;
    overflow-y: auto;
}

body.dark-mode .mobile-sidebar {
    background: var(--light);
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.25);
}

.mobile-sidebar.active {
    left: 0;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid var(--light-gray);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: border-color 0.3s ease;
}

body.dark-mode .sidebar-header {
    border-color: var(--gray);
}

.close-sidebar-btn {
    background: none;
    border: none;
    font-size: 20px;
    color: var(--gray);
    cursor: pointer;
    transition: var(--transition);
    width: 36px;
    height: 36px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-sidebar-btn:hover {
    color: var(--primary);
    background: rgba(59, 130, 246, 0.1);
}

body.dark-mode .close-sidebar-btn:hover {
    color: var(--accent);
    background: rgba(96, 165, 250, 0.15);
}

.sidebar-content {
    padding: 20px;
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px 0;
    border-bottom: 1px solid var(--light-gray);
    margin-bottom: 20px;
    transition: border-color 0.3s ease;
}

body.dark-mode .user-profile {
    border-color: var(--gray);
}

.user-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 20px;
    cursor: pointer;
    transition: var(--transition);
    flex-shrink: 0;
}

.user-avatar.large {
    width: 60px;
    height: 60px;
    font-size: 24px;
}

.user-info h3 {
    font-size: 18px;
    margin-bottom: 2px;
    color: var(--dark);
    transition: color 0.3s ease;
    font-weight: 600;
}

body.dark-mode .user-info h3 {
    color: var(--dark);
}

.user-info p {
    color: var(--gray);
    font-size: 14px;
    transition: color 0.3s ease;
}

.user-academic {
    font-weight: 500;
    color: var(--primary-dark);
}

body.dark-mode .user-academic {
    color: var(--accent);
}

/* Sidebar Navigation */
.sidebar-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-nav li {
    padding: 12px 15px;
    display: flex;
    align-items: center;
    gap: 15px;
    cursor: pointer;
    transition: var(--transition);
    border-radius: 10px;
    font-weight: 500;
    color: var(--gray);
    font-size: 15px;
}

.sidebar-nav li:hover {
    background: var(--light);
    color: var(--primary);
}

.sidebar-nav li:hover i {
    color: var(--primary);
}

body.dark-mode .sidebar-nav li:hover {
    background: var(--light-gray);
}

.sidebar-nav li.active {
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary);
    font-weight: 600;
}

body.dark-mode .sidebar-nav li.active {
    background: rgba(96, 165, 250, 0.15);
}

.sidebar-nav li i {
    font-size: 18px;
    width: 22px;
    color: var(--gray);
    transition: var(--transition);
}

/* Upgrade to Premium Section */
.upgrade-premium-section {
    margin: 25px 0;
    padding: 20px;
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(217, 119, 6, 0.05));
    border-radius: var(--border-radius);
    border: 1px solid rgba(245, 158, 11, 0.2);
    position: relative;
    overflow: hidden;
}

body.dark-mode .upgrade-premium-section {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(217, 119, 6, 0.1));
    border-color: rgba(245, 158, 11, 0.3);
}

.upgrade-premium-section::before {
    content: "";
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100px;
    height: 100px;
    background: rgba(245, 158, 11, 0.1);
    border-radius: 50%;
    z-index: 0;
}

.upgrade-premium-btn {
    position: relative;
    z-index: 1;
    width: 100%;
    padding: 16px;
    background: var(--premium-gradient);
    color: white;
    border: none;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    transition: var(--transition);
    font-family: 'Inter', sans-serif;
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
    margin-bottom: 15px;
}

.upgrade-premium-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
    background: var(--premium-gradient-hover);
}

.upgrade-premium-btn:active {
    transform: translateY(-1px);
}

.upgrade-icon {
    width: 45px;
    height: 45px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.upgrade-content {
    flex: 1;
    padding: 0 15px;
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.upgrade-title {
    font-family: 'Lexend', sans-serif;
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.upgrade-subtitle {
    font-size: 13px;
    opacity: 0.9;
    font-weight: 400;
}

.upgrade-arrow {
    font-size: 16px;
    opacity: 0.9;
    transition: transform 0.3s ease;
}

.upgrade-premium-btn:hover .upgrade-arrow {
    transform: translateX(4px);
}

.upgrade-features {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    padding-top: 15px;
    border-top: 1px solid rgba(245, 158, 11, 0.2);
}

.upgrade-features span {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--warning);
    font-weight: 500;
    padding: 4px 8px;
    background: rgba(245, 158, 11, 0.1);
    border-radius: 8px;
}

.upgrade-features i {
    font-size: 10px;
}

body.dark-mode .upgrade-features span {
    background: rgba(245, 158, 11, 0.15);
    color: #fbbf24;
}

.promo-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 12px;
    padding: 8px 12px;
    background: rgba(59, 130, 246, 0.1);
    border-radius: 10px;
    border: 1px dashed rgba(59, 130, 246, 0.3);
    animation: pulse 2s infinite;
}

body.dark-mode .promo-badge {
    background: rgba(96, 165, 250, 0.15);
    border-color: rgba(96, 165, 250, 0.3);
}

.promo-badge i {
    color: var(--primary);
    font-size: 14px;
}

.promo-badge span {
    font-size: 12px;
    font-weight: 600;
    color: var(--primary);
}

body.dark-mode .promo-badge span {
    color: var(--accent);
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.2);
    }
    70% {
        box-shadow: 0 0 0 5px rgba(59, 130, 246, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(59, 130, 246, 0);
    }
}

.sidebar-footer {
    margin-top: 30px;
    border-top: 1px solid var(--light-gray);
    padding-top: 20px;
    transition: border-color 0.3s ease;
}

body.dark-mode .sidebar-footer {
    border-color: var(--gray);
}

.developer-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    color: var(--gray);
    font-size: 14px;
}

.developer-info i {
    font-size: 24px;
    margin-bottom: 10px;
    color: var(--primary);
}

body.dark-mode .developer-info i {
    color: var(--accent);
}

/* Main Content */
main {
    padding: 24px 0;
    transition: color 0.3s ease;
}

.page {
    display: none;
    animation: fadeIn 0.4s ease;
}

.page.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Dashboard Header */
.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 20px;
}

.welcome-section h1 {
    font-family: 'Lexend', sans-serif;
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 8px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.dashboard-subtitle {
    color: var(--gray);
    font-size: 18px;
    max-width: 600px;
}

.quick-stats {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.stat-card {
    background: white;
    border-radius: 16px;
    padding: 20px;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    min-width: 160px;
    border-top: 3px solid var(--primary);
    flex: 1;
}

body.dark-mode .stat-card {
    background: var(--light);
    box-shadow: var(--box-shadow);
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--box-shadow-hover);
}

.stat-icon {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
    color: white;
    font-size: 18px;
}

.stat-icon.success {
    background: linear-gradient(135deg, #10b981, #059669);
}

.stat-icon.primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
}

.stat-icon.warning {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

.stat-icon.premium {
    background: var(--premium-gradient);
}

.stat-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-value {
    font-family: 'Lexend', sans-serif;
    font-size: 20px;
    font-weight: 700;
    line-height: 1;
}

.stat-label {
    font-size: 14px;
    color: var(--gray);
    font-weight: 500;
}

.stat-card-upgrade-btn {
    width: 100%;
    padding: 8px;
    background: var(--premium-gradient);
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 10px;
}

.stat-card-upgrade-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(245, 158, 11, 0.4);
}

/* Academic Overview */
.academic-overview, .exam-schedule, .study-resources {
    background: white;
    border-radius: 16px;
    padding: 25px;
    box-shadow: var(--box-shadow);
    margin-bottom: 30px;
    transition: box-shadow 0.3s ease;
}

body.dark-mode .academic-overview,
body.dark-mode .exam-schedule,
body.dark-mode .study-resources {
    background: var(--light);
    box-shadow: var(--box-shadow);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--light-gray);
}

body.dark-mode .section-header {
    border-color: var(--gray);
}

.section-header h2 {
    font-family: 'Lexend', sans-serif;
    font-size: 24px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--dark);
}

body.dark-mode .section-header h2 {
    color: var(--dark);
}

.section-header h2 i {
    color: var(--primary);
}

.view-all-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 5px;
}

.view-all-link:hover {
    color: var(--primary-dark);
}

/* Progress Cards */
.progress-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.progress-card {
    background: var(--light);
    border-radius: 14px;
    padding: 20px;
    transition: var(--transition);
    border: 1px solid var(--light-gray);
}

body.dark-mode .progress-card {
    background: var(--light-gray);
    border-color: var(--gray);
}

.progress-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--box-shadow-hover);
    border-color: var(--primary);
}

.course-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.course-icon {
    width: 50px;
    height: 50px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    flex-shrink: 0;
}

.course-icon.mathematics-natural {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
}

.course-icon.mathematics-social {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.course-icon.logic {
    background: linear-gradient(135deg, #ec4899, #db2777);
}

.course-icon.physics {
    background: linear-gradient(135deg, #ef4444, #dc2626);
}

.course-icon.anthropology {
    background: linear-gradient(135deg, #f97316, #ea580c);
}

.course-icon.psychology {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.course-icon.entrepreneurship {
    background: linear-gradient(135deg, #10b981, #059669);
}

.course-icon.history {
    background: linear-gradient(135deg, #64748b, #475569);
}

.course-icon.geography {
    background: linear-gradient(135deg, #0ea5e9, #0284c7);
}

.course-icon.inclusiveness {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.course-icon.chemistry {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

.course-icon.emerging-technology {
    background: linear-gradient(135deg, #06b6d4, #0891b2);
}

.course-icon.global-trends {
    background: linear-gradient(135deg, #84cc16, #65a30d);
}

.course-icon.economics {
    background: linear-gradient(135deg, #10b981, #059669);
}

.course-icon.biology {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.course-icon.applied-mathematics {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
}

.course-icon.civics {
    background: linear-gradient(135deg, #ef4444, #dc2626);
}

.course-icon.physical-fitness {
    background: linear-gradient(135deg, #10b981, #059669);
}

.course-icon.maths {
    background: linear-gradient(135deg, #0ea5e9, #0284c7);
}

.course-icon.biology {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.course-icon.physics {
    background: linear-gradient(135deg, #ec4899, #db2777);
}

.course-icon.chemistry {
    background: linear-gradient(135deg, #f97316, #ea580c);
}

.course-icon.english {
    background: linear-gradient(135deg, #10b981, #059669);
}

.course-icon.computer-science {
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
}

.course-icon.economics {
    background: linear-gradient(135deg, #10b981, #059669);
}

.course-icon.psychology {
    background: linear-gradient(135deg, #ec4899, #db2777);
}

.course-icon.study-skills {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

.course-icon.placement-test {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.course-icon.english-language {
    background: linear-gradient(135deg, #0ea5e9, #0284c7);
}

.course-info h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--dark);
}

body.dark-mode .course-info h3 {
    color: var(--dark);
}

.course-code {
    color: var(--gray);
    font-size: 14px;
    font-weight: 500;
}

.progress-container {
    background: var(--light-gray);
    border-radius: 8px;
    height: 8px;
    margin: 15px 0;
    overflow: hidden;
}

body.dark-mode .progress-container {
    background: #4b5563;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    border-radius: 8px;
    transition: width 0.5s ease;
}

.progress-stats {
    display: flex;
    justify-content: space-between;
    font-size: 14px;
    color: var(--gray);
    margin-top: 8px;
}

.next-assessment {
    color: var(--primary);
    font-weight: 500;
}

/* Exam Schedule */
.exam-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 20px;
}

.exam-card {
    background: var(--light);
    border-radius: 14px;
    padding: 20px;
    display: flex;
    gap: 15px;
    transition: var(--transition);
    border-left: 4px solid var(--primary);
}

body.dark-mode .exam-card {
    background: var(--light-gray);
}

.exam-card:hover {
    transform: translateX(5px);
    box-shadow: var(--box-shadow-hover);
}

.exam-date {
    text-align: center;
    min-width: 60px;
}

.exam-date .day {
    display: block;
    font-family: 'Lexend', sans-serif;
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
}

.exam-date .month {
    display: block;
    font-size: 14px;
    color: var(--gray);
    text-transform: uppercase;
    font-weight: 500;
}

.exam-info h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--dark);
    line-height: 1.3;
}

body.dark-mode .exam-info h3 {
    color: var(--dark);
}

.exam-details {
    color: var(--gray);
    font-size: 14px;
    margin-bottom: 12px;
    line-height: 1.4;
}

.exam-preparation {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.exam-preparation span {
    font-size: 14px;
    color: var(--gray);
}

.preparation-bar {
    height: 6px;
    background: var(--light-gray);
    border-radius: 3px;
    overflow: hidden;
}

body.dark-mode .preparation-bar {
    background: #4b5563;
}

.preparation-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    border-radius: 3px;
}

.preparation-text {
    font-size: 13px;
    font-weight: 500;
    color: var(--primary);
}

/* Study Resources */
.resource-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
}

.resource-card {
    background: var(--light);
    border-radius: 14px;
    padding: 20px;
    transition: var(--transition);
    border-top: 3px solid var(--primary);
}

body.dark-mode .resource-card {
    background: var(--light-gray);
}

.resource-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--box-shadow-hover);
}

.resource-icon {
    width: 45px;
    height: 45px;
    border-radius: 12px;
    background: rgba(59, 130, 246, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 22px;
    margin-bottom: 15px;
}

.resource-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--dark);
    line-height: 1.3;
}

body.dark-mode .resource-card h3 {
    color: var(--dark);
}

.resource-card p {
    color: var(--gray);
    font-size: 14px;
    margin-bottom: 15px;
    line-height: 1.5;
}

.resource-meta {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    color: var(--gray);
}

/* Stream Selection Styles */
.stream-selection {
    text-align: center;
    padding: 20px 0;
}

.stream-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.stream-card {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    border: 2px solid transparent;
}

body.dark-mode .stream-card {
    background: var(--light);
}

.stream-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--box-shadow-hover);
}

.stream-card.selected {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.3);
}

.stream-card.selected::after {
    content: "✓";
    position: absolute;
    top: 15px;
    right: 15px;
    width: 28px;
    height: 28px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 16px;
}

.stream-icon {
    height: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(139, 92, 246, 0.1));
    font-size: 55px;
    color: var(--primary);
}

.stream-card[data-stream="remedial-natural"] .stream-icon {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(6, 182, 212, 0.1));
    color: #06b6d4;
}

.stream-card[data-stream="remedial-social"] .stream-icon {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(239, 68, 68, 0.1));
    color: var(--warning);
}

.stream-card h3 {
    font-size: 22px;
    margin: 20px 0 10px;
    color: var(--dark);
    font-weight: 700;
}

body.dark-mode .stream-card h3 {
    color: var(--dark);
}

.stream-card p {
    color: var(--gray);
    padding: 0 20px;
    margin-bottom: 15px;
    line-height: 1.5;
}

.stream-courses {
    background: var(--light);
    padding: 12px;
    font-size: 14px;
    color: var(--primary);
    border-top: 1px solid var(--light-gray);
}

body.dark-mode .stream-courses {
    background: var(--light-gray);
    border-color: var(--gray);
}

.stream-stats {
    display: flex;
    justify-content: space-around;
    padding: 12px 0;
    background: rgba(59, 130, 246, 0.03);
    font-size: 14px;
    color: var(--gray);
    border-top: 1px solid var(--light-gray);
}

.stream-stats span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.stream-stats i {
    color: var(--primary);
    font-size: 16px;
}

/* Academic Courses Grid */
.academic-courses {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
    margin-top: 20px;
}

.academic-course-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
    border: 1px solid var(--light-gray);
}

body.dark-mode .academic-course-card {
    background: var(--light);
    border-color: var(--gray);
}

.academic-course-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
    border-color: var(--primary);
}

.academic-course-card .course-header {
    padding: 20px;
    border-bottom: 1px solid var(--light-gray);
    background: rgba(59, 130, 246, 0.03);
}

body.dark-mode .academic-course-card .course-header {
    border-color: var(--gray);
    background: rgba(96, 165, 250, 0.05);
}

.course-description {
    padding: 15px 20px;
    color: var(--gray);
    flex-grow: 1;
    line-height: 1.6;
    font-size: 14px;
}

.course-stats {
    display: flex;
    justify-content: space-around;
    padding: 15px 20px;
    border-top: 1px solid var(--light-gray);
    background: var(--light);
    font-size: 14px;
    color: var(--gray);
}

body.dark-mode .course-stats {
    border-color: var(--gray);
    background: var(--light-gray);
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 5px;
}

.stat-item i {
    color: var(--primary);
    font-size: 16px;
}

.course-action-btn {
    width: 100%;
    padding: 12px;
    background: linear-gradient(90deg, var(--primary), var(--primary-dark));
    color: white;
    border: none;
    border-radius: 0 0 16px 16px;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.course-action-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(59, 130, 246, 0.3);
}

.courses-header {
    margin-bottom: 30px;
}

/* Course Detail Styles */
.course-detail-header {
    margin-bottom: 30px;
}

.modules-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
}

@media (min-width: 900px) {
    .modules-container {
        grid-template-columns: 2fr 1fr;
    }
}

.module-section, .notes-section {
    background: white;
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--box-shadow);
}

body.dark-mode .module-section,
body.dark-mode .notes-section {
    background: var(--light);
}

.module-section h2, .notes-section h2 {
    font-family: 'Lexend', sans-serif;
    font-size: 24px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.modules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

.module-card {
    background: var(--light);
    border-radius: 12px;
    padding: 20px;
    transition: var(--transition);
    border-left: 4px solid var(--primary);
    display: flex;
    flex-direction: column;
}

body.dark-mode .module-card {
    background: var(--light-gray);
}

.module-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--box-shadow-hover);
}

.module-card h3 {
    font-size: 18px;
    margin-bottom: 8px;
    color: var(--dark);
    font-weight: 600;
}

body.dark-mode .module-card h3 {
    color: var(--dark);
}

.module-card p {
    color: var(--gray);
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 15px;
    flex-grow: 1;
}

.module-footer {
    margin-top: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.notes-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.note-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--light);
    border-radius: 10px;
    transition: var(--transition);
    cursor: pointer;
}

body.dark-mode .note-item {
    background: var(--light-gray);
}

.note-item:hover {
    background: rgba(59, 130, 246, 0.1);
    transform: translateX(3px);
}

.note-item i {
    color: var(--primary);
    font-size: 20px;
    min-width: 20px;
}

.note-item span {
    font-weight: 500;
    flex-grow: 1;
}

.download-icon {
    color: var(--success);
    font-size: 18px;
}

/* Exam Bank Specific Styles */
.exams-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
}

@media (min-width: 900px) {
    .exams-container {
        grid-template-columns: 1fr 1fr;
    }
}

.mid-exams-section, .final-exams-section {
    background: white;
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--box-shadow);
}

body.dark-mode .mid-exams-section,
body.dark-mode .final-exams-section {
    background: var(--light);
}

.mid-exams-section {
    border-top: 4px solid #3b82f6;
}

.final-exams-section {
    border-top: 4px solid #ef4444;
}

.mid-exams-section h2, .final-exams-section h2 {
    font-family: 'Lexend', sans-serif;
    font-size: 24px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.exams-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

.exam-card {
    background: var(--light);
    border-radius: 12px;
    padding: 20px;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

body.dark-mode .exam-card {
    background: var(--light-gray);
}

.exam-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--primary);
}

.mid-exams-section .exam-card::before {
    background: #3b82f6;
}

.final-exams-section .exam-card::before {
    background: #ef4444;
}

.exam-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--box-shadow-hover);
}

.exam-card h3 {
    font-size: 18px;
    margin-bottom: 8px;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
}

body.dark-mode .exam-card h3 {
    color: var(--dark);
}

.exam-card h3 i {
    font-size: 16px;
}

.mid-exams-section .exam-card h3 i {
    color: #3b82f6;
}

.final-exams-section .exam-card h3 i {
    color: #ef4444;
}

.exam-card p {
    color: var(--gray);
    font-size: 14px;
    margin-bottom: 12px;
    line-height: 1.5;
    flex-grow: 1;
}

.exam-stats {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    color: var(--gray);
    margin-top: 8px;
}

.exam-status {
    display: inline-block;
    padding: 3px 8px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.status-not-started {
    background: rgba(245, 158, 11, 0.2);
    color: #f59e0b;
}

.status-in-progress {
    background: rgba(59, 130, 246, 0.2);
    color: #3b82f6;
}

.status-completed {
    background: rgba(16, 185, 129, 0.2);
    color: #10b981;
}

/* Developer Profile Page Styles */
#developer-page {
    background: white;
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--box-shadow);
    margin-bottom: 30px;
}

body.dark-mode #developer-page {
    background: var(--light);
}

.developer-header {
    display: flex;
    gap: 30px;
    margin-bottom: 40px;
    flex-wrap: wrap;
    align-items: center;
}

.developer-avatar {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 52px;
    flex-shrink: 0;
    box-shadow: var(--box-shadow);
}

.developer-info {
    flex: 1;
    min-width: 300px;
}

.developer-info h1 {
    font-family: 'Lexend', sans-serif;
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 8px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.developer-subtitle {
    color: var(--gray);
    font-size: 20px;
    margin-bottom: 20px;
    font-weight: 500;
}

.developer-stats {
    display: flex;
    gap: 40px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.developer-stats .stat-item {
    display: flex;
    flex-direction: column;
    min-width: 100px;
    text-align: center;
}

.developer-stats .stat-value {
    font-family: 'Lexend', sans-serif;
    font-size: 32px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
}

.developer-stats .stat-label {
    color: var(--gray);
    font-size: 16px;
    font-weight: 500;
    margin-top: 5px;
}

.developer-bio {
    background: var(--light);
    border-radius: var(--border-radius);
    padding: 25px;
    margin-bottom: 30px;
    box-shadow: var(--box-shadow);
    border-left: 5px solid var(--primary);
}

body.dark-mode .developer-bio {
    background: var(--light-gray);
}

.developer-bio h2 {
    font-family: 'Lexend', sans-serif;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--dark);
}

body.dark-mode .developer-bio h2 {
    color: var(--dark);
}

.developer-bio p {
    color: var(--gray);
    line-height: 1.7;
    font-size: 16px;
    margin-bottom: 15px;
}

.developer-bio p:last-child {
    margin-bottom: 0;
}

.skills-section {
    background: var(--light);
    border-radius: var(--border-radius);
    padding: 25px;
    margin-bottom: 30px;
    box-shadow: var(--box-shadow);
}

body.dark-mode .skills-section {
    background: var(--light-gray);
}

.skills-section h2 {
    font-family: 'Lexend', sans-serif;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--dark);
}

body.dark-mode .skills-section h2 {
    color: var(--dark);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.skill-category {
    background: white;
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

body.dark-mode .skill-category {
    background: var(--light);
}

.skill-category:hover {
    transform: translateY(-3px);
    box-shadow: var(--box-shadow-hover);
}

.skill-category h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--dark);
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary);
}

body.dark-mode .skill-category h3 {
    color: var(--dark);
}

.skill-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.skill-item {
    display: flex;
    align-items: center;
    gap: 15px;
}

.skill-item span:first-child {
    flex: 1;
    font-weight: 500;
    color: var(--dark);
    min-width: 120px;
}

body.dark-mode .skill-item span:first-child {
    color: var(--dark);
}

.skill-bar {
    flex: 2;
    height: 8px;
    background: var(--light-gray);
    border-radius: 4px;
    overflow: hidden;
}

body.dark-mode .skill-bar {
    background: #4b5563;
}

.skill-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    border-radius: 4px;
    transition: width 1s ease;
}

.skill-percent {
    min-width: 40px;
    text-align: right;
    font-weight: 600;
    color: var(--primary);
}

.projects-section {
    background: var(--light);
    border-radius: var(--border-radius);
    padding: 25px;
    margin-bottom: 30px;
    box-shadow: var(--box-shadow);
}

body.dark-mode .projects-section {
    background: var(--light-gray);
}

.projects-section h2 {
    font-family: 'Lexend', sans-serif;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--dark);
}

body.dark-mode .projects-section h2 {
    color: var(--dark);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.project-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    border-top: 4px solid var(--primary);
}

body.dark-mode .project-card {
    background: var(--light);
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
}

.project-icon {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    background: rgba(59, 130, 246, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 28px;
    margin-bottom: 20px;
}

.project-card h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--dark);
}

body.dark-mode .project-card h3 {
    color: var(--dark);
}

.project-card p {
    color: var(--gray);
    line-height: 1.6;
    font-size: 15px;
    margin-bottom: 20px;
    flex-grow: 1;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: auto;
}

.project-tech span {
    padding: 4px 12px;
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
}

body.dark-mode .project-tech span {
    background: rgba(96, 165, 250, 0.2);
}

.contact-section {
    background: var(--light);
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--box-shadow);
}

body.dark-mode .contact-section {
    background: var(--light-gray);
}

.contact-section h2 {
    font-family: 'Lexend', sans-serif;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--dark);
}

body.dark-mode .contact-section h2 {
    color: var(--dark);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.contact-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 25px;
    text-align: center;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
}

body.dark-mode .contact-card {
    background: var(--light);
}

.contact-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--box-shadow-hover);
}

.contact-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: rgba(59, 130, 246, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 30px;
    margin-bottom: 20px;
}

.contact-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--dark);
}

body.dark-mode .contact-card h3 {
    color: var(--dark);
}

.contact-card p {
    color: var(--gray);
    font-size: 15px;
    margin-bottom: 20px;
    line-height: 1.5;
}

.contact-btn {
    padding: 10px 20px;
    background: linear-gradient(90deg, var(--primary), var(--primary-dark));
    color: white;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    width: 100%;
    font-size: 15px;
}

.contact-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(59, 130, 246, 0.3);
}

/* About Us Page Styles */
#about-page {
    background: white;
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--box-shadow);
    margin-bottom: 30px;
}

body.dark-mode #about-page {
    background: var(--light);
}

.about-header {
    text-align: center;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--light-gray);
}

body.dark-mode .about-header {
    border-color: var(--gray);
}

.about-header h1 {
    font-family: 'Lexend', sans-serif;
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.about-header p {
    color: var(--gray);
    font-size: 18px;
    max-width: 700px;
    margin: 0 auto;
}

.about-content {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.about-section {
    padding: 25px;
    border-radius: var(--border-radius);
    background: var(--light);
    transition: var(--transition);
}

body.dark-mode .about-section {
    background: var(--light-gray);
}

.about-section:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
}

.mission-section {
    border-left: 5px solid var(--primary);
}

.vision-section {
    border-left: 5px solid var(--secondary);
}

.about-section .section-icon {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 28px;
    margin-bottom: 20px;
}

.vision-section .section-icon {
    background: linear-gradient(135deg, var(--secondary), var(--accent));
}

.about-section h2 {
    font-family: 'Lexend', sans-serif;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--dark);
}

body.dark-mode .about-section h2 {
    color: var(--dark);
}

.about-section p {
    color: var(--gray);
    line-height: 1.7;
    font-size: 16px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.feature-card {
    background: white;
    border-radius: 12px;
    padding: 20px;
    transition: var(--transition);
    border-top: 3px solid var(--primary);
}

body.dark-mode .feature-card {
    background: var(--light);
}

.feature-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--box-shadow-hover);
}

.feature-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    background: rgba(59, 130, 246, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 24px;
    margin-bottom: 15px;
}

.feature-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--dark);
}

body.dark-mode .feature-card h3 {
    color: var(--dark);
}

.feature-card p {
    color: var(--gray);
    font-size: 14px;
    line-height: 1.6;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-top: 20px;
}

.team-member {
    background: white;
    border-radius: 16px;
    padding: 25px;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--box-shadow);
}

body.dark-mode .team-member {
    background: var(--light);
}

.team-member:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
}

.member-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 28px;
    margin: 0 auto 15px;
}

.team-member h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 5px;
    color: var(--dark);
}

body.dark-mode .team-member h3 {
    color: var(--dark);
}

.member-role {
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 10px;
    font-size: 15px;
}

.member-bio {
    color: var(--gray);
    font-size: 14px;
    line-height: 1.6;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 20px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 15px;
    background: white;
    border-radius: 12px;
    transition: var(--transition);
}

body.dark-mode .contact-item {
    background: var(--light);
}

.contact-item:hover {
    transform: translateX(5px);
    background: rgba(59, 130, 246, 0.05);
}

.contact-item i {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    background: rgba(59, 130, 246, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 22px;
}

.contact-item h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 5px;
    color: var(--dark);
}

body.dark-mode .contact-item h3 {
    color: var(--dark);
}

.contact-item p {
    color: var(--gray);
    font-size: 15px;
}

/* Bottom Navigation */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: white;
    box-shadow: 0 -2px 15px rgba(0, 0, 0, 0.08);
    padding: 8px 15px;
    z-index: 1000;
    border-top-left-radius: 20px;
    border-top-right-radius: 20px;
    backdrop-filter: blur(10px);
    transform: translateZ(0);
    transition: background 0.3s ease, box-shadow 0.3s ease;
}

body.dark-mode .bottom-nav {
    background: var(--light);
    box-shadow: 0 -2px 15px rgba(0, 0, 0, 0.2);
}

.nav-container {
    display: flex;
    justify-content: space-around;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    padding: 8px 5px;
    border-radius: 14px;
    cursor: pointer;
    transition: var(--transition);
    color: var(--gray);
    flex: 1;
    max-width: 100px;
    font-size: 13px;
}

.nav-item.active {
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary);
    position: relative;
}

body.dark-mode .nav-item.active {
    background: rgba(96, 165, 250, 0.15);
}

.nav-item.active::after {
    content: "";
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--primary);
}

.nav-icon {
    font-size: 22px;
    margin-bottom: 4px;
    transition: var(--transition);
}

.nav-item:hover .nav-icon,
.nav-item.active .nav-icon {
    transform: translateY(-2px);
}

.nav-label {
    font-size: 13px;
    font-weight: 600;
    font-family: 'Lexend', sans-serif;
}

/* Back Buttons */
.back-btn {
    background: none;
    border: 1.5px solid var(--primary);
    color: var(--primary);
    padding: 8px 16px;
    border-radius: 12px;
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    margin-bottom: 20px;
}

.back-btn:hover {
    background: rgba(59, 130, 246, 0.1);
}

body.dark-mode .back-btn {
    border-color: var(--accent);
    color: var(--accent);
}

body.dark-mode .back-btn:hover {
    background: rgba(96, 165, 250, 0.15);
}

.section-title {
    font-family: 'Lexend', sans-serif;
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

body.dark-mode .section-title {
    color: var(--dark);
}

.section-title i {
    color: var(--primary);
}

.section-subtitle {
    color: var(--gray);
    margin-bottom: 25px;
    font-size: 17px;
    max-width: 700px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-content {
        padding: 0 15px;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .search-bar {
        display: none;
    }
    
    .user-actions {
        margin-left: 0;
    }
    
    .dashboard-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .quick-stats {
        width: 100%;
        flex-direction: column;
    }
    
    .stat-card {
        width: 100%;
        min-width: auto;
    }
    
    .progress-cards,
    .exam-cards,
    .resource-grid,
    .academic-courses,
    .skills-grid,
    .projects-grid,
    .contact-grid,
    .features-grid,
    .team-grid {
        grid-template-columns: 1fr;
    }
    
    .nav-label {
        font-size: 12px;
    }
    
    .developer-header {
        flex-direction: column;
        text-align: center;
    }
    
    .developer-avatar {
        margin: 0 auto;
    }
    
    .developer-stats {
        justify-content: center;
    }
    
    .skill-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    
    .skill-bar {
        width: 100%;
    }
    
    .skill-percent {
        align-self: flex-end;
    }
    
    .nav-container {
        justify-content: space-between;
    }
    
    .nav-item {
        max-width: 70px;
    }
    
    .upgrade-premium-section {
        padding: 15px;
    }
    
    .upgrade-premium-btn {
        padding: 14px;
    }
    
    .upgrade-content {
        padding: 0 10px;
    }
    
    .upgrade-title {
        font-size: 16px;
    }
    
    .upgrade-subtitle {
        font-size: 12px;
    }
    
    .promo-badge {
        padding: 6px 10px;
        font-size: 11px;
    }
    
    :root {
        --sidebar-width: 280px;
    }
}

@media (max-width: 480px) {
    .welcome-section h1 {
        font-size: 26px;
    }
    
    .dashboard-subtitle {
        font-size: 16px;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .section-subtitle {
        font-size: 16px;
    }
    
    .nav-icon {
        font-size: 20px;
    }
    
    .nav-label {
        display: none;
    }
    
    .nav-item {
        padding: 12px 0;
    }
    
    .sidebar-nav li {
        padding: 10px 12px;
        font-size: 14px;
    }
    
    .sidebar-nav li i {
        font-size: 16px;
    }
    
    .user-profile {
        flex-direction: column;
        text-align: center;
    }
    
    .user-info {
        margin-top: 10px;
    }
    
    .theme-toggle-btn {
        padding: 6px;
        font-size: 18px;
    }
    
    .stat-value {
        font-size: 20px;
    }
    
    .exam-date .day {
        font-size: 20px;
    }
    
    .developer-stats .stat-value {
        font-size: 28px;
    }
    
    .contact-card {
        padding: 20px;
    }
    
    .upgrade-premium-btn {
        padding: 12px;
    }
    
    .upgrade-icon {
        width: 40px;
        height: 40px;
        font-size: 18px;
    }
    
    .upgrade-title {
        font-size: 15px;
    }
    
    .upgrade-features {
        flex-direction: column;
        align-items: center;
        gap: 8px;
    }
    
    .upgrade-features span {
        width: 100%;
        justify-content: center;
    }
    
    .promo-badge {
        flex-direction: column;
        gap: 5px;
        text-align: center;
    }
}

/* Print Styles */
@media print {
    .bottom-nav, header, .mobile-sidebar {
        display: none;
    }
    
    main {
        padding: 20px 0;
    }
    
    .page {
        break-inside: avoid;
    }
    
    body {
        background: white;
        color: #1e293b;
    }
}

/* Payment Modal Styles */
.payment-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
}

.payment-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.payment-modal-content {
    position: relative;
    z-index: 1;
    background: white;
    border-radius: 24px;
    padding: 30px;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.4s ease;
}

body.dark-mode .payment-modal-content {
    background: var(--light);
}

.payment-modal-header {
    text-align: center;
    margin-bottom: 30px;
    position: relative;
}

.payment-modal-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    border-radius: 20px;
    background: var(--premium-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 32px;
}

.payment-modal-header h2 {
    font-family: 'Lexend', sans-serif;
    font-size: 28px;
    margin-bottom: 8px;
    background: var(--premium-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.payment-modal-subtitle {
    color: var(--gray);
    font-size: 16px;
    max-width: 400px;
    margin: 0 auto;
    line-height: 1.5;
}

.payment-modal-close {
    position: absolute;
    top: 0;
    right: 0;
    background: none;
    border: none;
    font-size: 20px;
    color: var(--gray);
    cursor: pointer;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.payment-modal-close:hover {
    background: rgba(0, 0, 0, 0.05);
    color: var(--dark);
}

body.dark-mode .payment-modal-close:hover {
    background: rgba(255, 255, 255, 0.05);
}

/* Payment Methods Section */
.payment-methods {
    margin-bottom: 30px;
}

.payment-methods h3 {
    font-size: 20px;
    margin-bottom: 20px;
    color: var(--dark);
    text-align: center;
    font-weight: 700;
}

body.dark-mode .payment-methods h3 {
    color: var(--dark);
}

.payment-options {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 25px;
}

.payment-option {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: var(--light);
    border-radius: 16px;
    border: 2px solid var(--light-gray);
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

body.dark-mode .payment-option {
    background: var(--light-gray);
    border-color: var(--gray);
}

.payment-option:hover {
    transform: translateY(-3px);
    box-shadow: var(--box-shadow-hover);
    border-color: var(--primary);
}

.payment-option.selected {
    border-color: var(--primary);
    background: rgba(59, 130, 246, 0.05);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

body.dark-mode .payment-option.selected {
    background: rgba(96, 165, 250, 0.1);
}

.payment-option.selected::after {
    content: "✓";
    position: absolute;
    top: -10px;
    right: -10px;
    width: 28px;
    height: 28px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 16px;
}

.payment-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    flex-shrink: 0;
}

.cbe-icon {
    background: linear-gradient(135deg, #0066b3, #004d88);
    color: white;
}

.cbo-icon {
    background: linear-gradient(135deg, #00a859, #008747);
    color: white;
}

.payment-option-info {
    flex: 1;
}

.payment-option-info h4 {
    font-size: 18px;
    margin-bottom: 5px;
    color: var(--dark);
    font-weight: 700;
}

body.dark-mode .payment-option-info h4 {
    color: var(--dark);
}

.payment-option-info p {
    color: var(--gray);
    font-size: 14px;
    line-height: 1.4;
}

/* Payment Details Section */
.payment-details {
    background: var(--light);
    border-radius: 16px;
    padding: 25px;
    margin-bottom: 25px;
    border: 2px solid transparent;
    transition: var(--transition);
}

body.dark-mode .payment-details {
    background: var(--light-gray);
}

.payment-details.active {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.payment-details-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--light-gray);
}

body.dark-mode .payment-details-header {
    border-color: var(--gray);
}

.payment-details-header i {
    color: var(--primary);
    font-size: 24px;
}

.payment-details-header h3 {
    font-size: 20px;
    color: var(--dark);
    font-weight: 700;
}

body.dark-mode .payment-details-header h3 {
    color: var(--dark);
}

.payment-details-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 15px;
}

.payment-detail-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px;
    background: white;
    border-radius: 12px;
    border: 1px solid var(--light-gray);
    transition: var(--transition);
}

body.dark-mode .payment-detail-item {
    background: var(--light);
    border-color: var(--gray);
}

.payment-detail-item:hover {
    transform: translateX(5px);
    background: rgba(59, 130, 246, 0.05);
}

.payment-detail-label {
    font-weight: 600;
    color: var(--dark);
    min-width: 120px;
}

body.dark-mode .payment-detail-label {
    color: var(--dark);
}

.payment-detail-value {
    color: var(--primary);
    font-weight: 700;
    font-family: 'Lexend', sans-serif;
    font-size: 16px;
    text-align: right;
    flex: 1;
}

.copy-btn {
    background: none;
    border: 1px solid var(--primary);
    color: var(--primary);
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    margin-left: 10px;
    display: flex;
    align-items: center;
    gap: 5px;
    min-width: 70px;
    justify-content: center;
}

.copy-btn:hover {
    background: rgba(59, 130, 246, 0.1);
    transform: translateY(-2px);
}

.copy-btn.copied {
    background: var(--success);
    color: white;
    border-color: var(--success);
}

.copy-btn.copied i {
    animation: bounce 0.3s ease;
}

@keyframes bounce {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

/* Notice Board */
.notice-board {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(217, 119, 6, 0.05));
    border-radius: 16px;
    padding: 25px;
    margin-bottom: 25px;
    border: 2px solid rgba(245, 158, 11, 0.2);
    position: relative;
    overflow: hidden;
}

body.dark-mode .notice-board {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(217, 119, 6, 0.1));
    border-color: rgba(245, 158, 11, 0.3);
}

.notice-board::before {
    content: "";
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100px;
    height: 100px;
    background: rgba(245, 158, 11, 0.1);
    border-radius: 50%;
    z-index: 0;
}

.notice-board-header {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.notice-board-header i {
    color: var(--warning);
    font-size: 24px;
}

.notice-board-header h3 {
    font-size: 20px;
    color: var(--dark);
    font-weight: 700;
}

body.dark-mode .notice-board-header h3 {
    color: var(--dark);
}

.notice-board-content {
    position: relative;
    z-index: 1;
}

.instructions-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.instructions-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    color: var(--gray);
    font-size: 15px;
    line-height: 1.6;
}

.instructions-list li i {
    color: var(--warning);
    font-size: 14px;
    margin-top: 3px;
    flex-shrink: 0;
}

.instructions-list li strong {
    color: var(--dark);
    font-weight: 600;
}

body.dark-mode .instructions-list li strong {
    color: var(--dark);
}

/* Submit Button */
.submit-payment-section {
    text-align: center;
}

.submit-payment-btn {
    width: 100%;
    padding: 18px;
    background: var(--premium-gradient);
    color: white;
    border: none;
    border-radius: 16px;
    font-weight: 700;
    font-size: 18px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

.submit-payment-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(245, 158, 11, 0.4);
}

.submit-payment-btn:active {
    transform: translateY(-1px);
}

.submit-payment-btn::after {
    content: "";
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: rotate(45deg);
    transition: transform 0.5s ease;
}

.submit-payment-btn:hover::after {
    transform: rotate(45deg) translate(50%, 50%);
}

.payment-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    background: rgba(16, 185, 129, 0.1);
    border-radius: 12px;
    margin-bottom: 20px;
    color: var(--success);
    font-weight: 600;
    font-size: 16px;
}

.payment-total span:first-child {
    color: var(--dark);
}

body.dark-mode .payment-total span:first-child {
    color: var(--dark);
}

.payment-total .amount {
    font-family: 'Lexend', sans-serif;
    font-size: 28px;
    font-weight: 800;
    color: var(--success);
}

/* Payment Success Modal */
.payment-success-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 3000;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
}

.payment-success-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.payment-success-content {
    position: relative;
    z-index: 1;
    background: white;
    border-radius: 24px;
    padding: 40px;
    max-width: 450px;
    width: 90%;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.4s ease;
}

body.dark-mode .payment-success-content {
    background: var(--light);
}

.payment-success-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 25px;
    border-radius: 50%;
    background: linear-gradient(135deg, #10b981, #059669);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 48px;
    animation: bounceSuccess 1s ease;
}

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

.payment-success-content h2 {
    font-family: 'Lexend', sans-serif;
    font-size: 28px;
    margin-bottom: 15px;
    color: var(--dark);
}

body.dark-mode .payment-success-content h2 {
    color: var(--dark);
}

.payment-success-content p {
    color: var(--gray);
    margin-bottom: 25px;
    line-height: 1.6;
    font-size: 16px;
}

.payment-success-actions {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 25px;
}

.payment-success-btn {
    padding: 14px;
    background: linear-gradient(90deg, var(--primary), var(--primary-dark));
    color: white;
    border: none;
    border-radius: 12px;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.payment-success-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.payment-success-btn.secondary {
    background: none;
    border: 2px solid var(--primary);
    color: var(--primary);
}

.payment-success-btn.secondary:hover {
    background: rgba(59, 130, 246, 0.1);
}

/* Animation Keyframes */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideDown {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(30px);
    }
}

@keyframes fadeOut {
    from { opacity: 1; }
    to { opacity: 0; }
}

/* Responsive adjustments for payment modal */
@media (max-width: 600px) {
    .payment-modal-content {
        padding: 20px;
    }
    
    .payment-modal-header h2 {
        font-size: 24px;
    }
    
    .payment-modal-subtitle {
        font-size: 14px;
    }
    
    .payment-option {
        padding: 15px;
    }
    
    .payment-icon {
        width: 50px;
        height: 50px;
        font-size: 24px;
    }
    
    .payment-details {
        padding: 20px;
    }
    
    .notice-board {
        padding: 20px;
    }
    
    .submit-payment-btn {
        padding: 16px;
        font-size: 16px;
    }
    
    .payment-total .amount {
        font-size: 24px;
    }
}

@media (max-width: 400px) {
    .payment-modal-content {
        padding: 15px;
    }
    
    .payment-option {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
    
    .payment-option-info {
        text-align: center;
    }
    
    .payment-detail-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    
    .payment-detail-label {
        min-width: auto;
    }
    
    .payment-detail-value {
        text-align: left;
        width: 100%;
    }
    
    .copy-btn {
        width: 100%;
        margin-left: 0;
        margin-top: 5px;
    }
}
/* Professional Download Button Styles */
.download-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.25);
    margin-top: 15px;
    width: 100%;
    max-width: 200px;
}

.download-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(59, 130, 246, 0.35);
    background: linear-gradient(135deg, var(--primary-dark), #1d4ed8);
}

.download-btn:active {
    transform: translateY(-1px);
}

.download-btn i {
    font-size: 16px;
}

/* Exam Card Styles for New Layout */
.exam-card {
    background: white;
    border-radius: 16px;
    padding: 25px;
    transition: all 0.3s ease;
    border: 1px solid var(--light-gray);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    display: flex;
    flex-direction: column;
    height: 100%;
}

body.dark-mode .exam-card {
    background: var(--light);
    border-color: var(--gray);
}

.exam-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    border-color: var(--primary);
}

.exam-icon {
    width: 60px;
    height: 60px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin-bottom: 20px;
    color: white;
}

.mid-exam .exam-icon {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
}

.final-exam .exam-icon {
    background: linear-gradient(135deg, #ef4444, #dc2626);
}

.exam-card h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--dark);
    line-height: 1.3;
}

body.dark-mode .exam-card h3 {
    color: var(--dark);
}

.exam-description {
    color: var(--gray);
    font-size: 15px;
    line-height: 1.6;
    margin-bottom: 20px;
    flex-grow: 1;
}

.exam-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 20px;
    padding-top: 15px;
    border-top: 1px solid var(--light-gray);
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    color: var(--gray);
}

.meta-item i {
    color: var(--primary);
    font-size: 14px;
}

.exam-footer {
    margin-top: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.exam-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
    margin-top: 20px;
}

.single-exam-section {
    background: white;
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    margin-bottom: 30px;
}

body.dark-mode .single-exam-section {
    background: var(--light);
}

.single-exam-section h2 {
    font-family: 'Lexend', sans-serif;
    font-size: 24px;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--dark);
}

body.dark-mode .single-exam-section h2 {
    color: var(--dark);
}

.single-exam-section h2 i {
    color: var(--primary);
}

/* Updated Exams Container */
.exams-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
}

@media (min-width: 768px) {
    .exam-grid {
        grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    }
}

@media (max-width: 480px) {
    .exam-card {
        padding: 20px;
    }
    
    .exam-card h3 {
        font-size: 20px;
    }
    
    .exam-description {
        font-size: 14px;
    }
    
    .download-btn {
        padding: 10px 20px;
        font-size: 14px;
    }
    
    .exam-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

/* Additional responsive adjustments */
@media (max-width: 320px) {
    .exam-icon {
        width: 50px;
        height: 50px;
        font-size: 24px;
    }
    
    .exam-card {
        padding: 15px;
    }
    
    .exam-meta {
        flex-direction: column;
        gap: 8px;
    }
}

/* Module card download button */
.module-download-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    box-shadow: 0 4px 10px rgba(59, 130, 246, 0.25);
    width: 100%;
    margin-top: 10px;
}

.module-download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(59, 130, 246, 0.35);
    background: linear-gradient(135deg, var(--primary-dark), #1d4ed8);
}

.module-download-btn i {
    font-size: 14px;
}
/* Add to style.css - User profile styles */
.user-email {
    font-size: 12px;
    color: var(--gray);
    margin-top: 2px;
}

.logout-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    font-size: 14px;
}

.logout-btn:hover {
    background: rgba(239, 68, 68, 0.2);
    transform: translateY(-1px);
}

#logout-btn {
    color: var(--danger);
    border-top: 1px solid var(--light-gray);
    margin-top: 10px;
}

body.dark-mode #logout-btn {
    border-color: var(--gray);
}

#logout-btn:hover {
    background: rgba(239, 68, 68, 0.1);
}

#logout-btn i {
    color: var(--danger);
}
/* Add these styles to your existing style.css file */

/* User Profile Styles */
.user-email {
    font-size: 12px;
    color: var(--gray);
    margin-top: 2px;
}

.logout-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    font-size: 14px;
}

.logout-btn:hover {
    background: rgba(239, 68, 68, 0.2);
    transform: translateY(-1px);
}

#header-logout-btn {
    display: flex !important;
    align-items: center;
    gap: 8px;
}

.sidebar-logout-section {
    margin-top: auto;
    padding-top: 20px;
    border-top: 1px solid var(--light-gray);
}

body.dark-mode .sidebar-logout-section {
    border-color: var(--gray);
}

.sidebar-logout-section .logout-btn {
    width: 100%;
    justify-content: center;
    padding: 12px;
}

/* Program-specific styles */
.program-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    margin-left: 10px;
    vertical-align: middle;
}

.program-badge.freshman {
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary);
}

.program-badge.remedial {
    background: rgba(139, 92, 246, 0.1);
    color: var(--secondary);
}

.program-badge.remedial-natural {
    background: rgba(6, 182, 212, 0.1);
    color: #06b6d4;
}

.program-badge.remedial-social {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

/* Stream-specific styles */
.stream-specific-info {
    background: var(--light);
    border-radius: 12px;
    padding: 15px;
    margin-bottom: 20px;
    border-left: 4px solid var(--primary);
}

body.dark-mode .stream-specific-info {
    background: var(--light-gray);
}

.stream-specific-info h3 {
    font-size: 16px;
    margin-bottom: 8px;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 8px;
}

.stream-specific-info p {
    color: var(--gray);
    font-size: 14px;
    line-height: 1.5;
}

/* Single stream card layout */
.single-stream-card .stream-options {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.single-stream-card .stream-card {
    cursor: default;
}

.single-stream-card .stream-card:hover {
    transform: none;
    box-shadow: var(--box-shadow);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    #header-logout-btn span {
        display: none;
    }
    
    #header-logout-btn {
        padding: 8px;
        width: 40px;
        height: 40px;
        justify-content: center;
    }
    
    .stream-specific-info {
        padding: 12px;
    }
}

@media (max-width: 480px) {
    .program-badge {
        font-size: 10px;
        padding: 3px 8px;
        margin-left: 5px;
    }
}
/* Add these styles to your existing style.css */

/* Adjust dashboard header for single upgrade card */
.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 20px;
}

.welcome-section {
    flex: 1;
    min-width: 300px;
}

.quick-stats {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

/* Make the upgrade card more prominent when it's the only one */
.stat-card.upgrade-card {
    min-width: 280px;
    max-width: 350px;
    border: 2px solid rgba(245, 158, 11, 0.3);
    box-shadow: 0 4px 20px rgba(245, 158, 11, 0.15);
    transition: var(--transition);
}

.stat-card.upgrade-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(245, 158, 11, 0.25);
    border-color: rgba(245, 158, 11, 0.5);
}

.stat-card-upgrade-btn {
    width: 100%;
    padding: 12px;
    background: var(--premium-gradient);
    color: white;
    border: none;
    border-radius: 10px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 15px;
    font-size: 16px;
    letter-spacing: 0.5px;
}

.stat-card-upgrade-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
}

/* Responsive adjustments for single card layout */
@media (max-width: 768px) {
    .dashboard-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .welcome-section {
        text-align: center;
        margin-bottom: 20px;
    }
    
    .quick-stats {
        justify-content: center;
    }
    
    .stat-card.upgrade-card {
        min-width: 100%;
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .stat-card.upgrade-card {
        padding: 15px;
    }
    
    .stat-value {
        font-size: 18px;
    }
    
    .stat-label {
        font-size: 13px;
    }
    
    .stat-card-upgrade-btn {
        padding: 10px;
        font-size: 15px;
    }
}

/* Footer adjustments */
.footer {
    text-align: center;
    margin-top: 40px;
    padding: 20px;
    color: var(--gray);
    font-size: 14px;
    border-top: 1px solid var(--light-gray);
}

body.dark-mode .footer {
    border-color: var(--gray);
}

.developer-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.developer-info i {
    font-size: 24px;
    color: var(--primary);
}

body.dark-mode .developer-info i {
    color: var(--accent);
}