:root {
    --primary: #0a2a5d;
    --secondary: #0077cc;
    --accent: #00c3ff;
    --light: #e6f7ff;
    --dark: #051a38;
    --gray: #f5f7fa;
    --success: #28a745;
    --warning: #ffc107;
    --danger: #dc3545;
    --info: #17a2b8;
}

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

body {
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: var(--gray);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1rem;
}

/* Header Styles */
.admin-header {
    background: linear-gradient(135deg, var(--primary), var(--dark));
    color: white;
    padding: 15px 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.admin-header .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.admin-logo {
    display: flex;
    align-items: center;
    gap: 15px;
    text-decoration: none;
    color: white;
}

.admin-logo-icon {
    background: var(--accent);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--dark);
}

.admin-logo-text {
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    font-size: 20px;
    letter-spacing: 1px;
}

.admin-logo-text span {
    color: var(--accent);
}

.admin-nav {
    display: flex;
    gap: 20px;
    align-items: center;
}

.admin-nav a {
    color: white;
    text-decoration: none;
    padding: 8px 15px;
    border-radius: 5px;
    transition: all 0.3s ease;
    font-weight: 500;
}

.admin-nav a:hover {
    color: var(--accent);
    background: rgba(255, 255, 255, 0.1);
}

.admin-nav a.active {
    background: var(--accent);
    color: var(--dark);
}

/* Main Content */
.admin-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 30px 20px;
}

/* Cards */
.card {
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    border: none;
    margin-bottom: 30px;
    overflow: hidden;
}

.card-header {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 20px;
    border-bottom: none;
}

.card-header h3 {
    color: white;
    margin: 0;
    font-size: 1.5rem;
}

.card-body {
    padding: 25px;
}

/* Buttons */
.btn {
    border-radius: 8px;
    padding: 12px 24px;
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--secondary), var(--accent));
    color: white;
    border: 2px solid transparent;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 119, 204, 0.3);
}

.btn-outline-primary {
    background: transparent;
    color: var(--secondary);
    border: 2px solid var(--secondary);
}

.btn-outline-primary:hover {
    background: var(--secondary);
    color: white;
}

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

.btn-warning {
    background: var(--warning);
    color: var(--dark);
}

.btn-danger {
    background: var(--danger);
    color: white;
}

.btn-info {
    background: var(--info);
    color: white;
}

.btn-outline-secondary {
    background: transparent;
    color: #6c757d;
    border: 2px solid #6c757d;
}

.btn-outline-secondary:hover {
    background: #6c757d;
    color: white;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

.btn-lg {
    padding: 15px 30px;
    font-size: 16px;
}

/* Forms */
.form-control {
    border: 2px solid #e9ecef;
    border-radius: 8px;
    padding: 12px 15px;
    font-size: 14px;
    transition: all 0.3s ease;
    background: white;
}

.form-control:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 0.2rem rgba(0, 195, 255, 0.25);
    outline: none;
}

.form-label {
    font-weight: 500;
    color: var(--primary);
    margin-bottom: 8px;
    display: block;
}

.form-select {
    border: 2px solid #e9ecef;
    border-radius: 8px;
    padding: 12px 15px;
    font-size: 14px;
    transition: all 0.3s ease;
    background: white;
}

.form-select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 0.2rem rgba(0, 195, 255, 0.25);
    outline: none;
}

/* Tables */
.table {
    margin-bottom: 0;
}

.table thead th {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    font-weight: 600;
    border: none;
    padding: 15px;
    font-size: 14px;
}

.table tbody td {
    padding: 15px;
    vertical-align: middle;
    border-bottom: 1px solid #e9ecef;
}

.table-hover tbody tr:hover {
    background-color: var(--light);
}

/* Stats Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: white;
    border-radius: 10px;
    padding: 25px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--secondary), var(--accent));
}

.stat-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 15px;
    background: linear-gradient(135deg, var(--secondary), var(--accent));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 5px;
}

.stat-label {
    color: #6c757d;
    font-weight: 500;
}

/* Badges */
.badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.bg-primary {
    background: var(--primary) !important;
}

.bg-secondary {
    background: var(--secondary) !important;
}

.bg-success {
    background: var(--success) !important;
}

.bg-warning {
    background: var(--warning) !important;
}

.bg-danger {
    background: var(--danger) !important;
}

.bg-info {
    background: var(--info) !important;
}

/* Alerts */
.alert {
    border-radius: 8px;
    padding: 15px 20px;
    margin-bottom: 20px;
    border: none;
}

.alert-success {
    background: rgba(40, 167, 69, 0.1);
    color: var(--success);
    border-left: 4px solid var(--success);
}

.alert-warning {
    background: rgba(255, 193, 7, 0.1);
    color: #856404;
    border-left: 4px solid var(--warning);
}

.alert-danger {
    background: rgba(220, 53, 69, 0.1);
    color: var(--danger);
    border-left: 4px solid var(--danger);
}

.alert-info {
    background: rgba(23, 162, 184, 0.1);
    color: var(--info);
    border-left: 4px solid var(--info);
}

/* Loading States */
.loading {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.spinner {
    width: 16px;
    height: 16px;
    border: 2px solid #e9ecef;
    border-top: 2px solid var(--accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Utilities */
.text-primary {
    color: var(--primary) !important;
}

.text-secondary {
    color: var(--secondary) !important;
}

.text-accent {
    color: var(--accent) !important;
}

.text-muted {
    color: #6c757d !important;
}

.fw-bold {
    font-weight: 700 !important;
}

.text-center {
    text-align: center !important;
}

.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: 0.25rem !important; }
.mb-2 { margin-bottom: 0.5rem !important; }
.mb-3 { margin-bottom: 1rem !important; }
.mb-4 { margin-bottom: 1.5rem !important; }
.mb-5 { margin-bottom: 3rem !important; }

.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: 0.25rem !important; }
.mt-2 { margin-top: 0.5rem !important; }
.mt-3 { margin-top: 1rem !important; }
.mt-4 { margin-top: 1.5rem !important; }
.mt-5 { margin-top: 3rem !important; }

.me-1 { margin-right: 0.25rem !important; }
.me-2 { margin-right: 0.5rem !important; }
.me-3 { margin-right: 1rem !important; }

.ms-1 { margin-left: 0.25rem !important; }
.ms-2 { margin-left: 0.5rem !important; }
.ms-3 { margin-left: 1rem !important; }

.d-flex {
    display: flex !important;
}

.d-inline-block {
    display: inline-block !important;
}

.justify-content-between {
    justify-content: space-between !important;
}

.align-items-center {
    align-items: center !important;
}

.align-items-end {
    align-items: flex-end !important;
}

.w-auto {
    width: auto !important;
}

.w-100 {
    width: 100% !important;
}

/* Grid System */
.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -15px;
}

.col,
.col-md-3,
.col-md-4,
.col-md-6,
.col-md-8,
.col-md-9,
.col-md-12 {
    padding: 0 15px;
}

.col {
    flex: 1;
}

.col-md-3 { flex: 0 0 25%; }
.col-md-4 { flex: 0 0 33.333333%; }
.col-md-6 { flex: 0 0 50%; }
.col-md-8 { flex: 0 0 66.666667%; }
.col-md-9 { flex: 0 0 75%; }
.col-md-12 { flex: 0 0 100%; }

.g-3 > * {
    margin-bottom: 1rem;
}

/* Desktop-only layout - No mobile responsiveness for admin panel */

/* Admin Layout */
.admin-layout {
    display: flex;
    min-height: 100vh;
    background: var(--gray);
}

/* Sidebar */
.admin-sidebar {
    width: 280px;
    background: linear-gradient(180deg, var(--primary), var(--dark));
    color: white;
    display: flex;
    flex-direction: column;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    height: 100vh;
    z-index: 1000;
}

.sidebar-header {
    padding: 25px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.admin-logo {
    display: flex;
    align-items: center;
    gap: 15px;
    text-decoration: none;
    color: white;
}

.admin-logo-icon {
    background: var(--accent);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--dark);
}

.admin-logo-text {
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    font-size: 20px;
    letter-spacing: 1px;
}

.admin-logo-text span {
    color: var(--accent);
}

.sidebar-nav {
    flex: 1;
    padding: 20px 0;
    overflow-y: auto;
}

.nav-section {
    margin-bottom: 30px;
}

.nav-section-title {
    font-size: 12px;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.6);
    padding: 0 20px 10px;
    margin: 0;
    font-weight: 600;
    letter-spacing: 1px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
}

.nav-link:hover {
    color: white;
    background: rgba(255, 255, 255, 0.1);
    border-left-color: var(--accent);
}

.nav-link.active {
    color: white;
    background: rgba(255, 255, 255, 0.15);
    border-left-color: var(--accent);
}

.nav-link i {
    width: 20px;
    text-align: center;
    font-size: 16px;
}

.nav-link span {
    font-weight: 500;
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255, 255, 255, 0.8);
}

.user-info i {
    font-size: 32px;
    color: var(--accent);
}

.user-details strong {
    display: block;
    color: white;
    font-size: 14px;
}

.user-details small {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
}

/* Main Content */
.admin-main {
    flex: 1;
    margin-left: 280px;
    min-width: 0;
}

.admin-topbar {
    background: white;
    border-bottom: 1px solid #e9ecef;
    padding: 0 30px;
    height: 70px;
    display: flex;
    align-items: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 999;
}

.topbar-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.sidebar-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--primary);
    font-size: 20px;
    cursor: pointer;
    padding: 8px;
    border-radius: 5px;
    transition: all 0.3s ease;
}

.sidebar-toggle:hover {
    background: var(--light);
}

.topbar-title h2 {
    margin: 0;
    font-size: 1.5rem;
    color: var(--primary);
}

.current-time {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #6c757d;
    font-size: 14px;
}

.current-time i {
    color: var(--accent);
}

/* Content Container */
.admin-content-container {
    padding: 30px;
}

.admin-alert {
    border-radius: 8px;
    padding: 15px 20px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
}

.admin-alert i {
    font-size: 18px;
}

.alert-success {
    background: rgba(40, 167, 69, 0.1);
    color: var(--success);
    border-left: 4px solid var(--success);
}

.alert-warning {
    background: rgba(255, 193, 7, 0.1);
    color: #856404;
    border-left: 4px solid var(--warning);
}

.alert-danger {
    background: rgba(220, 53, 69, 0.1);
    color: var(--danger);
    border-left: 4px solid var(--danger);
}

.alert-info {
    background: rgba(23, 162, 184, 0.1);
    color: var(--info);
    border-left: 4px solid var(--info);
}

.admin-content {
    background: white;
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

/* Animation */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.appear {
    opacity: 1;
    transform: translateY(0);
}

/* Custom Components */
.feature-highlight {
    background: linear-gradient(135deg, var(--light), white);
    border-radius: 10px;
    padding: 20px;
    margin: 20px 0;
    border-left: 4px solid var(--accent);
}

.feature-highlight h4 {
    color: var(--primary);
    margin-bottom: 10px;
}

.progress-wrapper {
    background: #e9ecef;
    border-radius: 10px;
    overflow: hidden;
    height: 8px;
    margin: 10px 0;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--secondary), var(--accent));
    border-radius: 10px;
    transition: width 0.6s ease;
}

.floating {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}