:root {
    --cyber-dark: #0a0a0a;
    --cyber-darker: #070707;
    --cyber-red: #D62828;
    --cyber-red-dark: #921010;
    --cyber-red-light: #ef4444;
    --cyber-green: #D62828;
    --cyber-blue: #ef4444;
    --cyber-purple: #8b5cf6;
    --cyber-text: #e5e7eb;
    --cyber-text-muted: #9ca3af;
    --cyber-border: #374151;
    --cyber-shadow: rgba(220, 38, 38, 0.2);
    
    /* Layout Variables */
    --sidebar-width: 320px;
    --sidebar-collapsed-width: 80px;
    --header-height: 70px;
    
    /* Animation Variables */
    --transition-speed: 0.4s;
    --transition-easing: cubic-bezier(0.25, 0.8, 0.25, 1);
    
    /* Spacing Variables */
    --content-padding: 20px;
    --sidebar-padding: 2rem;
}

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

body {
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--cyber-dark);
    color: var(--cyber-text);
    overflow-x: hidden;
}

/* Cyber Security Background Animation */
.cyber-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

.matrix-rain {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        90deg,
        transparent,
        transparent 98px,
        var(--cyber-red) 100px
    );
    opacity: 0.1;
    animation: matrix-scroll 20s linear infinite;
}

.circuit-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: linear-gradient(
            90deg,
            var(--cyber-border) 1px,
            transparent 1px
        ),
        linear-gradient(180deg, var(--cyber-border) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.1;
}

.floating-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(
            2px 2px at 20% 30%,
            var(--cyber-red),
            transparent
        ),
        radial-gradient(2px 2px at 40% 70%, var(--cyber-green), transparent),
        radial-gradient(1px 1px at 90% 40%, var(--cyber-blue), transparent),
        radial-gradient(1px 1px at 50% 50%, var(--cyber-purple), transparent);
    animation: float 15s ease-in-out infinite;
    opacity: 0.3;
}

@keyframes matrix-scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-100px);
    }
}

@keyframes float {
    0%,
    100% {
        transform: translateY(0) rotate(0deg);
    }
    33% {
        transform: translateY(-20px) rotate(120deg);
    }
    66% {
        transform: translateY(20px) rotate(240deg);
    }
}

/* Navigation Bar */
.cyber-navbar {
    background: linear-gradient(
        135deg,
        rgba(10, 10, 10, 0.98) 0%,
        rgba(7, 7, 7, 0.95) 100%
    );
    border-bottom: 1px solid var(--cyber-text);
    backdrop-filter: blur(15px);
    /* box-shadow: 0 4px 30px var(--cyber-shadow); */
    z-index: 1030;
    height: 70px;
    transition: all 0.3s ease;
}

.sidebar-toggle-btn {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    transition: background 0.3s ease;
}

.sidebar-toggle-btn:hover {
    background: rgba(220, 38, 38, 0.1);
}

.cyber-brand {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--cyber-text) !important;
    text-shadow: 0 0 15px var(--cyber-red);
    text-decoration: none;
}

.brand-icon {
    color: var(--cyber-red);
    font-size: 1.6rem;
}

.brand-text {
    color: var(--cyber-text);
}

/* Breadcrumb */
.cyber-breadcrumb .breadcrumb {
    background: transparent;
    padding: 0;
}

.cyber-breadcrumb .breadcrumb-item {
    color: var(--cyber-text-muted);
    font-size: 0.9rem;
}

.cyber-breadcrumb .breadcrumb-item.active {
    color: var(--cyber-red-light);
}

.cyber-breadcrumb .breadcrumb-item + .breadcrumb-item::before {
    content: "›";
    color: var(--cyber-border);
}

/* User Profile in Header */
.user-profile-link {
    padding: 0.5rem 1rem;
    border-radius: 10px;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}



/* User Avatar Wrapper */
.user-avatar-wrapper {
    width: 35px;
    height: 35px;
    position: relative;
    flex-shrink: 0;
}

.user-avatar-img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 1px solid var(--cyber-red);
    object-fit: cover;
}

.user-avatar-placeholder {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 2px solid var(--cyber-red);
    background: var(--cyber-darker);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--cyber-text-muted);
    font-size: 14px;
    gap:2px;
}

/* Dropdown Avatar */
.dropdown-avatar-wrapper {
    width: 32px;
    height: 32px;
    position: relative;
    flex-shrink: 0;
}

.dropdown-avatar-img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 2px solid var(--cyber-red);
    object-fit: cover;
}

.dropdown-avatar-placeholder {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 1px solid var(--cyber-red);
    background: var(--cyber-darker);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--cyber-text-muted);
    font-size: 12px;
}

.status-indicator {
    position: absolute;
    bottom: -2px;
    right: -2px;
    width: 12px;
    height: 12px;
    background: var(--cyber-green);
    border: 2px solid var(--cyber-dark);
    border-radius: 50%;
}

.user-name {
    font-weight: 600;
    font-size: 0.9rem;
    line-height: 1.2;
    color: var(--cyber-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 150px;
}

.user-role {
    font-size: 0.75rem;
    color: var(--cyber-text-muted);
    line-height: 1;
}

.dropdown-arrow {
    font-size: 0.8rem;
}

.dropdown-toggle[aria-expanded="true"] .dropdown-arrow {
    transform: rotate(180deg);
}

/* Sidebar */
.sidebar {
    position: fixed;
    top: 70px;
    left: -320px;
    width: 320px;
    height: calc(100vh - 70px);
    background: linear-gradient(
        180deg,
        rgba(10, 10, 10, 0.98) 0%,
        rgba(7, 7, 7, 0.95) 100%
    );
    /* border-right: 2px solid var(--cyber-red); */
    -webkit-backdrop-filter: blur(15px);
    backdrop-filter: blur(15px);
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    z-index: 1020;
    overflow-y: auto;
    overflow-x: hidden;
    /* box-shadow: 4px 0 30px var(--cyber-shadow); */
    display: flex;
    flex-direction: column;
}

.sidebar.active {
    left: 0;
}

/* Removed collapse functionality */

/* Sidebar Header */
.sidebar-header {
    padding: 1.5rem 2rem;
    /* border-bottom: 1px solid rgba(55, 65, 81, 0.3); */
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 80px;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--cyber-text);
    font-weight: 700;
    font-size: 1.3rem;
    /* text-shadow: 0 0 10px var(--cyber-red); */
}

.sidebar-brand .brand-icon {
    font-size: 1.5rem;
    color: var(--cyber-red);
}

.sidebar-brand .brand-text {
    transition: all 0.3s ease;
}

.sidebar-collapse-btn {
    background: transparent;
    border: 1px solid var(--cyber-border);
    color: var(--cyber-text);
    width: 35px;
    height: 35px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* User Info Panel */
.sidebar-user-info {
    padding: 1.5rem 2rem 2rem;
    border-bottom: 1px solid rgba(55, 65, 81, 0.3);
    transition: all 0.3s ease;
}

.user-avatar-section {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-avatar {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    border: 3px solid var(--cyber-red);
    object-fit: cover;
    box-shadow: 0 0 15px rgba(220, 38, 38, 0.3);
}

.user-details .user-name {
    font-weight: 600;
    font-size: 1rem;
    color: var(--cyber-text);
    margin: 0;
    line-height: 1.3;
    transition: all 0.3s ease;
}

.user-details .user-role {
    font-size: 0.85rem;
    color: var(--cyber-text-muted);
    background: linear-gradient(90deg, var(--cyber-red), var(--cyber-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Sidebar Navigation */
.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 0;
}

.sidebar-nav::-webkit-scrollbar {
    width: 4px;
}

.sidebar-nav::-webkit-scrollbar-track {
    background: transparent;
}

.sidebar-nav::-webkit-scrollbar-thumb {
    background: var(--cyber-red);
    border-radius: 4px;
}

.sidebar-menu {
    list-style: none;
    padding: 1rem 0;
    margin: 0;
}

.sidebar-item {
    margin: 0.2rem 0;
    position: relative;
}

.sidebar-item.active .sidebar-link {
    background: var(--cyber-red);
    color: var(--cyber-text);
    border-left: 4px solid var(--cyber-red-light);
    border-radius: 0 8px 8px 0;
}

.sidebar-item.active .link-icon {
    color: var(--cyber-text);
}

.sidebar-item.active .link-indicator {
    display: none;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 2rem;
    color: var(--cyber-text-muted);
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    border-left: 4px solid transparent;
    margin-right: 0.5rem;
    border-radius: 0 10px 10px 0;
}

.sidebar-link:hover {
    color: var(--cyber-text);
    background: rgba(220, 38, 38, 0.1);
    border-left-color: var(--cyber-red-light);
}

.sidebar-link:hover .link-icon {
    color: var(--cyber-red-light);
}

.link-icon {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: var(--cyber-text-muted);
    flex-shrink: 0;
}

.link-text {
    font-weight: 500;
    font-size: 0.95rem;
    flex: 1;
}

.link-indicator {
    position: absolute;
    top: 50%;
    right: 1rem;
    width: 0;
    height: 2px;
    background: var(--cyber-red);
    transform: translateY(-50%);
    opacity: 0;
}

/* Section Titles */
.sidebar-section-title {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem 2rem 0.5rem;
    margin-top: 1rem;
}

.sidebar-section-title:first-child {
    margin-top: 0;
}

.section-text {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--cyber-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    white-space: nowrap;
}

.section-line {
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, var(--cyber-red), transparent);
    opacity: 0.5;
}

/* Sidebar Footer */
.sidebar-footer {
    padding: 1.5rem 2rem;
    border-top: 1px solid rgba(55, 65, 81, 0.3);
    margin-top: auto;
}

.logout-btn {
    display: flex;
    align-items: center;
    gap: 1rem;
    width: 100%;
    padding: 1rem;
    background: transparent;
    border: 2px solid var(--cyber-red);
    color: var(--cyber-red);
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 600;
}

.logout-btn:hover {
    background: var(--cyber-red);
    color: var(--cyber-text);
    /* transform: translateY(-2px); */
    box-shadow: 0 5px 20px rgba(220, 38, 38, 0.4);
}

.logout-text {
    flex: 1;
    text-align: left;
}

/* Collapse functionality removed */

/* Sidebar Overlay for Mobile */
.sidebar-overlay {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    height: calc(100vh - 70px);
    background: rgba(0, 0, 0, 0.7);
    -webkit-backdrop-filter: blur(5px);
    backdrop-filter: blur(5px);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1010;
}

.sidebar-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Main Content */
.main-content {
    margin-left: 0;
    padding: 90px 20px 20px;
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    min-height: 100vh;
    position: relative;
    background: var(--cyber-dark);
    width: 100%;
    overflow-x: hidden;
}

/* Dashboard Content Wrap */
.dashboard-content-wrap {
    margin-left: 0;
    padding: 90px 20px 20px;
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    min-height: 100vh;
    position: relative;
    background: var(--cyber-dark);
    width: 100%;
    overflow-x: hidden;
}

@media (min-width: 1200px) {
    .dashboard-content-wrap {
        margin-left: 320px;
        width: calc(100% - 320px);
    }
}

/* Content wrapper for better spacing */
.content-wrapper {
    max-width: 100%;
    margin: 0 auto;
    position: relative;
}

/* Dashboard Area */
.dashboard-area {
    display: flex;
    min-height: 100vh;
    position: relative;
}

.dashboard-area .container-fluid {
    padding: 0;
    max-width: 100%;
}

/* Page header styling */
.page-header {
    background: linear-gradient(
        135deg,
        rgba(220, 38, 38, 0.1) 0%,
        rgba(139, 92, 246, 0.05) 100%
    );
    border-radius: 15px;
    border: 1px solid rgba(55, 65, 81, 0.3);
    padding: 2rem;
    margin-bottom: 2rem;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(
        90deg,
        var(--cyber-red),
        var(--cyber-purple),
        var(--cyber-blue)
    );
    background-size: 200% 100%;
    animation: gradientShift 3s ease-in-out infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* Content wrapper for better spacing */
.content-wrapper {
    max-width: 100%;
    margin: 0 auto;
    position: relative;
    overflow-x: hidden;
}

.main-content.sidebar-open .content-wrapper {
    max-width: 100%;
}

/* Page header styling */
.page-header {
    background: linear-gradient(
        135deg,
        rgba(220, 38, 38, 0.1) 0%,
        rgba(139, 92, 246, 0.05) 100%
    );
    border-radius: 15px;
    border: 1px solid rgba(55, 65, 81, 0.3);
    padding: 2rem;
    margin-bottom: 2rem;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(
        90deg,
        var(--cyber-red),
        var(--cyber-purple),
        var(--cyber-blue)
    );
    background-size: 200% 100%;
    animation: gradientShift 3s ease-in-out infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.content-section {
    display: none;
}

.content-section.active {
    display: block;
    animation: fadeInUp 0.5s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Typography */
.cyber-title {
    color: var(--cyber-text);
    font-size: 2.5rem;
    font-weight: bold;
    /* text-shadow: 0 0 10px var(--cyber-red); */
    margin-bottom: 0.5rem;
}

.cyber-subtitle {
    color: var(--cyber-text-muted);
    font-size: 1rem;
}

.cyber-text {
    color: var(--cyber-text);
}

/* Cards */
.cyber-card {
    background: linear-gradient(
        145deg,
        var(--cyber-darker) 0%,
        var(--cyber-dark) 100%
    );
    border: 1px solid var(--cyber-border);
    border-radius: 10px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.cyber-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    /* background: linear-gradient(
        90deg,
        var(--cyber-red),
        var(--cyber-border),
        var(--cyber-red)
    ); */
    /* transform: translateX(-100%);
    transition: transform 0.5s ease; */
}

.cyber-card:hover {
    border-color: var(--cyber-red);
}

.cyber-card .card-header {
    background: rgba(220, 38, 38, 0.1);
    border-bottom: 1px solid var(--cyber-border);
    padding: 1rem 1.5rem;
}

.cyber-card .card-body {
    padding: 1.5rem;
}

/* Buttons */
.cyber-btn,
.cyber-btn-primary {
    background: linear-gradient(
        135deg,
        var(--cyber-red) 0%,
        var(--cyber-red-dark) 100%
    );
    border: none;
    color: var(--cyber-text);
    padding: 0.75rem 1.5rem;
    border-radius: 5px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.cyber-btn:hover,
.cyber-btn-primary:hover {
    background: linear-gradient(
        135deg,
        var(--cyber-red-light) 0%,
        var(--cyber-red) 100%
    );
    color: var(--cyber-text);
}

.cyber-btn-outline {
    background: transparent;
    border: 2px solid var(--cyber-red);
    color: var(--cyber-red);
    padding: 0.75rem 1.5rem;
    border-radius: 5px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
}

.cyber-btn-outline:hover {
    background: var(--cyber-red);
    color: var(--cyber-text);
}

.cyber-btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    background: linear-gradient(
        135deg,
        var(--cyber-red) 0%,
        var(--cyber-red-dark) 100%
    );
    border: none;
    color: var(--cyber-text);
    border-radius: 5px;
    transition: all 0.3s ease;
}

.cyber-btn-outline-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    background: transparent;
    border: 1px solid var(--cyber-red);
    color: var(--cyber-red);
    border-radius: 5px;
}

/* Stats Cards */
.stats-card {
    background: linear-gradient(
        145deg,
        var(--cyber-darker) 0%,
        var(--cyber-dark) 100%
    );
}

.stats-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: white;
}

/* Activity Items */
.activity-item {
    display: flex;
    align-items: center;
    padding: 1rem 0;
    border-bottom: 1px solid rgba(55, 65, 81, 0.3);
}

.activity-item:last-child {
    border-bottom: none;
}

.deadline-item {
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(55, 65, 81, 0.3);
}

.deadline-item:last-child {
    border-bottom: none;
}

/* Course Cards */
.course-card:hover {
    /* transform: translateY(-8px); */
    box-shadow: 0 20px 40px rgba(220, 38, 38, 0.3);
}

/* Progress Bars */
.progress {
    height: 8px;
    background-color: var(--cyber-border);
    border-radius: 4px;
}

.progress-bar {
    border-radius: 4px;
}

/* Table Styles */
.table-dark {
    --bs-table-bg: var(--cyber-darker);
    --bs-table-striped-bg: var(--cyber-dark);
    --bs-table-border-color: var(--cyber-border);
}

/* Badges */
.badge {
    font-size: 0.75rem;
    padding: 0.5rem 0.75rem;
    border-radius: 15px;
    font-weight: 600;
}

/* Grade Items */
.grade-item {
    padding: 1rem 0;
    border-bottom: 1px solid rgba(55, 65, 81, 0.3);
}

.grade-item:last-child {
    border-bottom: none;
}

.grade-score {
    padding: 0.5rem 1rem;
    border-radius: 20px;
    color: white;
    font-weight: bold;
    min-width: 60px;
    text-align: center;
}

.gpa-circle {
    width: 120px;
    height: 120px;
    border: 3px solid var(--cyber-red);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    background: linear-gradient(
        145deg,
        var(--cyber-darker) 0%,
        var(--cyber-dark) 100%
    );
}

/* Schedule Grid */
.schedule-grid {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.schedule-item {
    display: flex;
    align-items: center;
    padding: 1rem;
    background: rgba(220, 38, 38, 0.1);
    border-radius: 8px;
    border-left: 4px solid var(--cyber-red);
}

.schedule-time {
    font-weight: bold;
    color: var(--cyber-red);
    min-width: 100px;
    margin-right: 1rem;
}

/* Resource Items */
.resource-item {
    display: flex;
    align-items: center;
    padding: 1rem 0;
    border-bottom: 1px solid rgba(55, 65, 81, 0.3);
}

.resource-item:last-child {
    border-bottom: none;
}

/* Profile */
.profile-avatar {
    font-size: 5rem;
    color: var(--cyber-red);
    margin-bottom: 1rem;
}

.cyber-input {
    background-color: var(--cyber-darker);
    border: 1px solid var(--cyber-border);
    color: var(--cyber-text);
    border-radius: 5px;
}

.cyber-input:focus {
    background-color: var(--cyber-darker);
    border-color: var(--cyber-red);
    color: var(--cyber-text);
    /* box-shadow: 0 0 0 0.2rem rgba(220, 38, 38, 0.25); */
}

/* Dropdown */
.cyber-dropdown {
    background: var(--cyber-darker);
    border: 1px solid var(--cyber-red);
    border-radius: 12px;
    /* box-shadow: 0 10px 40px rgba(220, 38, 38, 0.3); */
    padding: 0.5rem 1rem;
    min-width: 280px;
    -webkit-backdrop-filter: blur(15px);
    backdrop-filter: blur(15px);
}

.cyber-dropdown .dropdown-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--cyber-border);
    margin-bottom: 0.5rem;
}

.cyber-dropdown .dropdown-item {
    padding: 0.75rem 1.5rem;
    color: var(--cyber-text);
    border-radius: 0;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
    margin: 0 0.5rem;
    border-radius: 8px;
}

.cyber-dropdown .dropdown-item:hover {
    background: rgba(220, 38, 38, 0.1);
    color: var(--cyber-red-light);
    border-left-color: var(--cyber-red);
    transform: translateX(5px);
}

.cyber-dropdown .dropdown-item i {
    width: 18px;
    color: var(--cyber-text-muted);
}

.cyber-dropdown .dropdown-item:hover i {
    color: var(--cyber-red-light);
}

.cyber-dropdown .dropdown-divider {
    border-color: var(--cyber-border);
    margin: 0.5rem 1rem;
}

.cyber-dropdown .text-danger {
    color: var(--cyber-red-light) !important;
}

.cyber-dropdown .text-danger:hover {
    background: rgba(220, 38, 38, 0.2) !important;
    color: var(--cyber-red) !important;
}

/* Responsive Design */
@media (max-width: 768px) {
    .sidebar {
        width: 100%;
        left: -100%;
    }

    .sidebar.active {
        left: 0;
    }

    .main-content.sidebar-open {
        margin-left: 0;
    }

    .cyber-title {
        font-size: 2rem;
    }

    .schedule-item {
        flex-direction: column;
        align-items: flex-start;
    }

    .schedule-time {
        margin-bottom: 0.5rem;
        margin-right: 0;
    }

    .resource-item {
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    .stats-card .card-body {
        padding: 1rem;
    }
}

@media (max-width: 576px) {
    .main-content {
        padding: 90px 10px 20px;
    }

    .cyber-card .card-body {
        padding: 1rem;
    }

    .gpa-circle {
        width: 100px;
        height: 100px;
    }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--cyber-darker);
}

::-webkit-scrollbar-thumb {
    background: var(--cyber-red);
    border-radius: 4px;
}

/* Card */
.course-card {
    background: linear-gradient(145deg, var(--cyber-darker), var(--cyber-dark));
    border: 1px solid var(--cyber-border);
    border-radius: 10px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    margin-bottom: 2rem;
}

/* Card Thumbnail Badge */
.course-card .badge {
    background-color: var(--cyber-red);
    font-size: 0.75rem;
}

/* Instructor */
.course-card .instructor-name {
    color: var(--cyber-text);
    font-weight: 600;
}

/* Title */
.course-card h5 a {
    color: var(--cyber-text);
    text-decoration: none;
}

/* Progress Bar */
.progress-bar {
    background-color: var(--cyber-red);
}

/* Buttons */
.course-card .btn-course {
    background: linear-gradient(
        135deg,
        var(--cyber-red),
        var(--cyber-red-dark)
    );
    color: var(--cyber-text);
    border: none;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    border-radius: 5px;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

/* Tabs */
.filter-tabs .nav-link {
    color: var(--cyber-red);
    font-weight: 600;
}
.filter-tabs .nav-link.active {
    color: var(--cyber-text);
    background-color: var(--cyber-dark);
    border-radius: 5px;
}

/* Enhanced Dropdown Styling */
.cyber-dropdown {
    background: var(--cyber-darker) !important;
    border: 1px solid var(--cyber-red) !important;
    border-radius: 12px !important;
    /* box-shadow: 0 10px 40px rgba(220, 38, 38, 0.3) !important; */
    padding: 0.5rem 0 !important;
    min-width: 280px !important;
    max-width: 320px !important;
    -webkit-backdrop-filter: blur(15px);
    backdrop-filter: blur(15px);
    overflow: hidden;
    position: absolute !important;
    right: 0 !important;
    left: auto !important;
    transform: none !important;
}

/* Remove Bootstrap default dropdown arrow */
.user-profile-link::after {
    display: none !important;
}

.cyber-dropdown .dropdown-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--cyber-border);
    margin-bottom: 0.5rem;
    white-space: nowrap;
}

.cyber-dropdown .user-details {
    flex: 1;
    min-width: 0;
    overflow: hidden;
}

.cyber-dropdown .user-details .fw-semibold {
    word-wrap: break-word;
    word-break: break-word;
    line-height: 1.3;
    max-width: 200px;
}

.cyber-dropdown .user-details .fw-semibold {
    font-size: 0.95rem;
    line-height: 1.2;
    margin-bottom: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cyber-dropdown .user-details .text-muted {
    font-size: 0.8rem;
    line-height: 1.1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cyber-dropdown .dropdown-item {
    padding: 0.75rem 1.5rem !important;
    color: var(--cyber-text) !important;
    border-radius: 0;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
    margin: 0 0.5rem;
    border-radius: 8px !important;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cyber-dropdown .dropdown-item:hover {
    background: rgba(220, 38, 38, 0.1) !important;
    color: var(--cyber-red-light) !important;
    border-left-color: var(--cyber-red);
}

.cyber-dropdown .dropdown-item i {
    width: 18px;
    color: var(--cyber-text-muted);
    flex-shrink: 0;
}

.cyber-dropdown .dropdown-item:hover i {
    color: var(--cyber-red-light);
}

.cyber-dropdown .dropdown-divider {
    border-color: var(--cyber-border);
    margin: 0.5rem 1rem;
}

.cyber-dropdown .text-danger {
    color: var(--cyber-red-light) !important;
}

.cyber-dropdown .text-danger:hover {
    background: rgba(220, 38, 38, 0.2) !important;
    color: var(--cyber-red) !important;
}

/* Enhanced Responsive Design */
@media (min-width: 1200px) {
    .main-content.sidebar-open {
        margin-left: 320px;
    }
}

@media (max-width: 1199px) {
    .sidebar {
        left: -320px !important;
    }
    
    .main-content.sidebar-open {
        margin-left: 0 !important;
    }
    
    .dashboard-content-wrap {
        margin-left: 0 !important;
        width: 100% !important;
    }
}

@media (max-width: 768px) {
    .main-content {
        padding: 85px 15px 20px !important;
    }
    
    .dashboard-content-wrap {
        padding: 85px 15px 20px !important;
        margin-left: 0 !important;
        width: 100% !important;
    }

    .sidebar {
        width: 100vw !important;
        max-width: 100vw !important;
        left: -100% !important;
        height: calc(100vh - 70px) !important;
        top: 70px !important;
    }

    .sidebar.active {
        left: 0 !important;
    }

    .cyber-navbar {
        height: 70px !important;
        padding: 0 15px !important;
    }

    .cyber-brand .brand-text {
        display: none !important;
    }

    .user-info {
        display: none !important;
    }

    .cyber-breadcrumb {
        display: none !important;
    }

    .sidebar-nav {
        flex: 1 !important;
        overflow-y: auto !important;
        padding-bottom: 2rem !important;
    }

    .sidebar-footer {
        margin-top: auto !important;
        flex-shrink: 0 !important;
        padding: 1rem !important;
    }

    .page-header {
        padding: 1.5rem !important;
        margin-bottom: 1.5rem !important;
    }

    .cyber-dropdown {
        min-width: 250px !important;
        max-width: 90vw !important;
        right: 10px !important;
        left: auto !important;
    }
}

@media (max-width: 576px) {
    .course-card .btn-course {
        width: 100%;
        justify-content: center;
    }

    .main-content {
        padding: 80px 10px 20px !important;
    }

    .cyber-navbar {
        height: 60px !important;
    }

    .sidebar {
        top: 60px !important;
        height: calc(100vh - 60px) !important;
    }

    .sidebar-overlay {
        top: 60px !important;
        height: calc(100vh - 60px) !important;
    }

    .sidebar-link {
        padding: 0.8rem 1rem !important;
        gap: 0.8rem !important;
    }

    .user-avatar {
        width: 40px !important;
        height: 40px !important;
    }

    .cyber-dropdown {
        min-width: 200px !important;
        max-width: 280px !important;
        font-size: 0.9rem;
    }

    .cyber-dropdown .dropdown-header {
        padding: 0.75rem 1rem !important;
    }

    .cyber-dropdown .dropdown-item {
        padding: 0.6rem 1rem !important;
        margin: 0 0.25rem !important;
    }

    .user-info {
        display: none !important;
    }

    .user-avatar-wrapper {
        width: 32px !important;
        height: 32px !important;
    }

    .dropdown-avatar-wrapper {
        width: 28px !important;
        height: 28px !important;
    }
}

/* Wishlist Styles */
.cyber-wishlist-table {
    background: transparent;
    border: none;
}

.wishlist-row {
    border: none;
    background: transparent;
    border-bottom: 1px solid rgba(55, 65, 81, 0.2) !important;
}

.wishlist-row:last-child {
    border-bottom: none !important;
}

.wishlist-row td {
    border: none;
    padding: 1rem 0.75rem;
    vertical-align: middle;
}

.course-thumbnail {
    width: 45px;
    height: 35px;
    object-fit: cover;
    border-radius: 6px;
}

.course-title {
    font-size: 0.95rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 0.25rem;
}

.course-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}

.price-wrapper {
    text-align: right;
}

.current-price {
    font-size: 1rem;
    font-weight: 700;
}

.original-price {
    margin-top: -2px;
}

.action-buttons {
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
}

.cyber-btn-cart {
    background: linear-gradient(135deg, var(--cyber-red), var(--cyber-red-dark));
    color: var(--cyber-text);
    border: none;
    padding: 6px 10px;
    border-radius: 5px;
    font-size: 0.8rem;
}

.cyber-btn-remove {
    background: transparent;
    border: 1px solid var(--cyber-red);
    color: var(--cyber-red);
    padding: 6px 10px;
    border-radius: 5px;
    font-size: 0.8rem;
}

.empty-wishlist-wrapper {
    padding: 3rem 1rem;
}

.empty-icon-wrapper {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: rgba(220, 38, 38, 0.1);
    border-radius: 50%;
    margin: 0 auto;
}

.empty-icon {
    font-size: 2.5rem;
    color: var(--cyber-text-muted);
}

/* Wishlist Responsive Design */
@media (max-width: 768px) {
    .wishlist-row {
        display: block !important;
    }

    .wishlist-row td {
        display: block;
        padding: 0.5rem 1rem;
        border: none;
    }

    .course-image-cell {
        text-align: center;
        padding-bottom: 1rem;
    }

    .course-details-cell {
        text-align: left;
    }

    .price-cell {
        text-align: left !important;
        padding: 0.5rem 1rem;
    }

    .actions-cell {
        text-align: center;
        padding-top: 1rem;
    }

    .action-buttons {
        justify-content: center !important;
    }

    .course-thumbnail {
        width: 60px;
        height: 45px;
    }
}

@media (max-width: 576px) {
    .course-thumbnail {
        width: 50px;
        height: 40px;
    }

    .cyber-btn-cart,
    .cyber-btn-remove {
        padding: 8px 12px;
        font-size: 0.85rem;
    }

    .action-buttons {
        gap: 0.75rem;
    }
}

/* Profile Settings Styles */
.cyber-nav-tabs {
    border-bottom: 2px solid var(--cyber-border);
    background: transparent;
}

.cyber-nav-link {
    color: var(--cyber-text-muted) !important;
    background: linear-gradient(145deg, var(--cyber-darker), var(--cyber-dark));
    border: 1px solid var(--cyber-border);
    margin-right: 0.5rem;
    border-radius: 8px 8px 0 0;
    padding: 1rem 1.5rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
}

.cyber-nav-link.active {
    color: var(--cyber-text) !important;
    background: linear-gradient(135deg, var(--cyber-red), var(--cyber-red-dark));
    border-color: var(--cyber-red);
    box-shadow: 0 0 20px var(--cyber-shadow);
}

.cyber-nav-link i {
    margin-right: 0.5rem;
}

.cyber-tab-content {
    /* background: linear-gradient(145deg, var(--cyber-darker), var(--cyber-dark)); */
    border: 1px solid var(--cyber-border);
    border-radius: 0 10px 10px 10px;
    padding: 0;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
}

.cyber-tab-content::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    /* background: linear-gradient(90deg, var(--cyber-red), var(--cyber-blue), var(--cyber-green)); */
}

.cyber-setting-body {
    padding: 2rem;
    background: transparent;
}

.cyber-section-title {
    color: var(--cyber-text) !important;
    /* text-shadow: 0 0 10px var(--cyber-red); */
    font-size: 1.25rem !important;
    /* border-bottom: 2px solid var(--cyber-red); */
    display: inline-block;
    padding-bottom: 0.5rem;
}

.cyber-label-text {
    color: var(--cyber-text) !important;
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.cyber-helper-text {
    color: var(--cyber-text-muted) !important;
    font-size: 0.85rem;
    margin-top: 0.5rem;
}

.cyber-media-card {
    background: linear-gradient(145deg, var(--cyber-darker), var(--cyber-dark));
    border: 1px solid var(--cyber-border);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 2rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
}

.cyber-media-img {
    position: relative;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--cyber-red);
    box-shadow: 0 0 20px var(--cyber-shadow);
}

.cyber-media-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cyber-file-upload {
    border-radius: 8px;
    padding: 1rem 1.5rem;
    color: var(--cyber-text);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.file-upload-text {
    color: var(--cyber-text) !important;
}

.cyber-form-group {
    position: relative;
    margin-bottom: 1.5rem;
}

.cyber-form-control {
    background: linear-gradient(145deg, var(--cyber-darker), var(--cyber-dark)) !important;
    border: 2px solid var(--cyber-border) !important;
    color: var(--cyber-text) !important;
    padding: 1rem 1rem 1rem 3rem !important;
    border-radius: 8px !important;
    font-size: 1rem;
    width: 100%;
}

.cyber-form-control:focus {
    border-color: var(--cyber-red) !important;
    box-shadow: 0 0 0 0.2rem rgba(220, 38, 38, 0.25) !important;
    background: var(--cyber-darker) !important;
}

.cyber-form-control::placeholder {
    color: var(--cyber-text-muted) !important;
    opacity: 0.7;
}

.cyber-textarea {
    min-height: 120px !important;
    resize: vertical;
}

.cyber-input-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--cyber-text-muted);
    font-size: 1.25rem;
    pointer-events: none;
    z-index: 2;
}

.cyber-form-group:focus-within .cyber-input-icon {
    color: var(--cyber-red);
}

.cyber-btn-primary {
    background: linear-gradient(135deg, var(--cyber-red), var(--cyber-red-dark));
    border: none;
    color: var(--cyber-text);
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.95rem;
    cursor: pointer;
}

.cyber-alert-danger {
    background: rgba(220, 38, 38, 0.1);
    border: 1px solid var(--cyber-red);
    color: var(--cyber-text);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.cyber-alert-danger ul {
    margin: 0;
    padding-left: 1.5rem;
}

.cyber-alert-danger li {
    color: var(--cyber-text);
    margin-bottom: 0.5rem;
}

.cyber-input-box {
    margin-bottom: 1rem;
}

/* Profile Responsive Design */
@media (max-width: 768px) {
    .cyber-nav-link {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
    }

    .cyber-setting-body {
        padding: 1.5rem;
    }

    .cyber-media-card {
        text-align: center;
    }

    .cyber-media-img {
        width: 80px;
        height: 80px;
        margin: 0 auto 1rem;
    }

    .cyber-section-title {
        font-size: 1.1rem !important;
    }

    .cyber-form-control {
        padding: 0.875rem 0.875rem 0.875rem 2.5rem !important;
    }

    .cyber-input-icon {
        font-size: 1.1rem;
        left: 0.875rem;
    }
}

@media (max-width: 576px) {
    .cyber-nav-tabs {
        flex-direction: column;
    }

    .cyber-nav-link {
        margin-right: 0;
        margin-bottom: 0.25rem;
        border-radius: 8px;
        text-align: center;
    }

    .cyber-tab-content {
        border-radius: 10px;
    }

    .cyber-setting-body {
        padding: 1rem;
    }

    .cyber-btn-primary {
        width: 100%;
        padding: 0.875rem 1.5rem;
    }
}

/* Profile Settings Styles */
.cyber-nav-tabs {
    border-bottom: 2px solid var(--cyber-border);
    background: transparent;
}

.cyber-nav-link {
    color: var(--cyber-text-muted) !important;
    background: linear-gradient(145deg, var(--cyber-darker), var(--cyber-dark));
    border: 1px solid var(--cyber-border);
    margin-right: 0.5rem;
    border-radius: 8px 8px 0 0;
    padding: 1rem 1.5rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
}

.cyber-nav-link.active {
    color: var(--cyber-text) !important;
    background: linear-gradient(135deg, var(--cyber-red), var(--cyber-red-dark));
    border-color: var(--cyber-red);
    box-shadow: 0 0 20px var(--cyber-shadow);
}

.cyber-nav-link i {
    margin-right: 0.5rem;
}

.cyber-tab-content {
    background: linear-gradient(145deg, var(--cyber-darker), var(--cyber-dark));
    border: 1px solid var(--cyber-border);
    border-radius: 0 10px 10px 10px;
    padding: 0;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
}

.cyber-tab-content::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    /* background: linear-gradient(90deg, var(--cyber-red), var(--cyber-blue), var(--cyber-green)); */
}

.cyber-setting-body {
    padding: 2rem;
    background: transparent;
}

.cyber-section-title {
    color: var(--cyber-text) !important;
    /* text-shadow: 0 0 10px var(--cyber-red); */
    font-size: 1.25rem !important;
    /* border-bottom: 2px solid var(--cyber-red); */
    display: inline-block;
    padding-bottom: 0.5rem;
}

.cyber-label-text {
    color: var(--cyber-text) !important;
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.cyber-helper-text {
    color: var(--cyber-text-muted) !important;
    font-size: 0.85rem;
    margin-top: 0.5rem;
}

.cyber-media-card {
    background: linear-gradient(145deg, var(--cyber-darker), var(--cyber-dark));
    border: 1px solid var(--cyber-border);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 2rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
}

.cyber-media-img {
    position: relative;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--cyber-red);
    box-shadow: 0 0 20px var(--cyber-shadow);
}

.cyber-media-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cyber-file-upload {
    border-radius: 8px;
    padding: 1rem 1.5rem;
    color: var(--cyber-text);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.file-upload-text {
    color: var(--cyber-text) !important;
}

.cyber-form-group {
    position: relative;
    margin-bottom: 1.5rem;
}

.cyber-form-control {
    background: linear-gradient(145deg, var(--cyber-darker), var(--cyber-dark)) !important;
    border: 2px solid var(--cyber-border) !important;
    color: var(--cyber-text) !important;
    padding: 1rem 1rem 1rem 3rem !important;
    border-radius: 8px !important;
    font-size: 1rem;
    width: 100%;
}

.cyber-form-control:focus {
    border-color: var(--cyber-red) !important;
    box-shadow: 0 0 0 0.2rem rgba(220, 38, 38, 0.25) !important;
    background: var(--cyber-darker) !important;
}

.cyber-form-control::placeholder {
    color: var(--cyber-text-muted) !important;
    opacity: 0.7;
}

.cyber-textarea {
    min-height: 120px !important;
    resize: vertical;
}

.cyber-input-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--cyber-text-muted);
    font-size: 1.25rem;
    pointer-events: none;
    z-index: 2;
}

.cyber-form-group:focus-within .cyber-input-icon {
    color: var(--cyber-red);
}

.cyber-btn-primary {
    background: linear-gradient(135deg, var(--cyber-red), var(--cyber-red-dark));
    border: none;
    color: var(--cyber-text);
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.95rem;
    cursor: pointer;
}

.cyber-alert-danger {
    background: rgba(220, 38, 38, 0.1);
    border: 1px solid var(--cyber-red);
    color: var(--cyber-text);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.cyber-alert-danger ul {
    margin: 0;
    padding-left: 1.5rem;
}

.cyber-alert-danger li {
    color: var(--cyber-text);
    margin-bottom: 0.5rem;
}

.cyber-input-box {
    margin-bottom: 1rem;
}

.dashboard-heading {
    position: relative;
}

.dashboard-heading::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    /* background: linear-gradient(
        90deg,
        var(--cyber-red),
        var(--cyber-blue),
        var(--cyber-green)
    ); */
    background-size: 200% 100%;
    animation: gradientShift 3s ease-in-out infinite;
}

.cyber-setting-body::-webkit-scrollbar {
    width: 6px;
}

.cyber-setting-body::-webkit-scrollbar-track {
    background: var(--cyber-darker);
}

.cyber-setting-body::-webkit-scrollbar-thumb {
    background: var(--cyber-red);
    border-radius: 3px;
}

/* Profile Responsive Design */
@media (max-width: 768px) {
    .cyber-nav-link {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
    }

    .cyber-setting-body {
        padding: 1.5rem;
    }

    .cyber-media-card {
        text-align: center;
    }

    .cyber-media-img {
        width: 80px;
        height: 80px;
        margin: 0 auto 1rem;
    }

    .cyber-section-title {
        font-size: 1.1rem !important;
    }

    .cyber-form-control {
        padding: 0.875rem 0.875rem 0.875rem 2.5rem !important;
    }

    .cyber-input-icon {
        font-size: 1.1rem;
        left: 0.875rem;
    }
}

@media (max-width: 576px) {
    .cyber-nav-tabs {
        flex-direction: column;
    }

    .cyber-nav-link {
        margin-right: 0;
        margin-bottom: 0.25rem;
        border-radius: 8px;
        text-align: center;
    }

    .cyber-tab-content {
        border-radius: 10px;
    }

    .cyber-setting-body {
        padding: 1rem;
    }

    .cyber-btn-primary {
        width: 100%;
        padding: 0.875rem 1.5rem;
    }
}

/* My Courses Page Styling */
.filter-tabs {
    background: transparent;
    border: none;
}

.filter-tabs .nav-link {
    background: rgba(255, 255, 255, 0.1);
    /* border: 1px solid rgba(255, 255, 255, 0.2); */
    color: var(--cyber-text);
    margin: 0 5px;
    border-radius: 25px;
    padding: 10px 20px;
    /* transition: all 0.3s ease; */
    backdrop-filter: blur(10px);
}

.filter-tabs .nav-link:hover {
    background: rgba(220, 38, 38, 0.2);
    border-color: #dc2626;
    color: #dc2626;
    /* transform: translateY(-2px); */
}

.filter-tabs .nav-link.active {
    background: linear-gradient(45deg, #dc2626, #991b1b);
    border-color: #dc2626;
    color: white;
    /* box-shadow: 0 4px 15px rgba(220, 38, 38, 0.4); */
}

.filter-tabs .badge {
    font-size: 0.75rem;
    padding: 4px 8px;
}

/* Enhanced Course Cards */
.course-card {
    background: rgba(25, 25, 30, 0.95);
    border: 1px solid rgba(60, 60, 65, 0.4);
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    position: relative;
    color: #e0e0e0;
}

.course-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, transparent 0%, rgba(220, 38, 38, 0.08) 100%);
    pointer-events: none;
    transition: opacity 0.3s ease;
    opacity: 0;
}

.course-card:hover::before {
    opacity: 1;
}

.course-card:hover {
    border-color: #dc2626;
    /* box-shadow: 0 10px 30px rgba(220, 38, 38, 0.2); */
}

.course-thumbnail {
    transition: transform 0.3s ease;
}

.course-card:hover .course-thumbnail {
    transform: scale(1.05);
}

.instructor-name {
    color: #dc2626;
    font-weight: 600;
}

.user-avatar-wrapper {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid #dc2626;
    background: rgba(25, 25, 30, 0.8);
}

.user-avatar-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Progress Bar Enhancements */
.progress {
    background-color: rgba(60, 60, 65, 0.3);
    border-radius: 10px;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.4);
}

.progress-bar {
    border-radius: 10px;
    background: linear-gradient(45deg, #dc2626, #991b1b);
    background-size: 20px 20px;
    animation: progress-animation 2s linear infinite;
    position: relative;
    overflow: hidden;
}

.progress-bar::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shine 2s ease-in-out infinite;
}

@keyframes progress-animation {
    0% { background-position: 0 0; }
    100% { background-position: 20px 0; }
}

@keyframes shine {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* Button Enhancements */
.cyber-btn, .cyber-btn-primary {
    border-radius: 25px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 12px 24px;
    position: relative;
    overflow: hidden;
}

.cyber-btn-primary {
    background: linear-gradient(45deg, #dc2626, #991b1b);
    border: none;
    color: white;
}

.cyber-btn {
    background: transparent;
    border: 2px solid #dc2626;
    color: #dc2626;
}

.cyber-btn::before,
.cyber-btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.cyber-btn:hover::before,
.cyber-btn-primary:hover::before {
    left: 100%;
}

/* Small Button for Course Cards */
.cyber-btn-sm {
    background: transparent;
    border: 1px solid #dc2626;
    color: #dc2626;
    border-radius: 15px;
    font-weight: 500;
    font-size: 0.75rem;
    padding: 6px 12px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.cyber-btn-sm:hover {
    background: #dc2626;
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(220, 38, 38, 0.3);
}

.cyber-btn-sm::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.cyber-btn-sm:hover::before {
    left: 100%;
}

/* Empty State Styling */
.empty-courses-wrapper {
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.empty-icon-wrapper {
    background: linear-gradient(135deg, #dc2626, #991b1b);
    width: 120px;
    height: 120px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    animation: float 3s ease-in-out infinite;
}

.empty-icon {
    color: white !important;
    opacity: 1 !important;
}

/* Basic transitions for essential elements only */
.sidebar, .main-content, .sidebar-link {
    transition: all 0.3s ease;
}