/* NuvaCore Technologies CMS - Admin Stylesheet */

/* Color Variables */
:root {
    --primary-blue: #4169E1; /* Royal Blue */
    --dark-blue: #1E3A8A; /* Navy */
    --accent-blue: #3B82F6; /* Bright Blue */
    --dark-bg: #0F172A; /* Slate */
    --light-text: #FFFFFF;
    --gray: #64748B;
    --light-gray: #E2E8F0;
    --success: #10B981;
    --warning: #F59E0B;
    --danger: #EF4444;
    --sidebar-bg: #1E293B;
    --header-bg: #FFFFFF;
    --card-bg: #FFFFFF;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f1f5f9;
}

/* Login Page */
.login-body {
    background: linear-gradient(135deg, var(--dark-bg) 0%, var(--dark-blue) 100%);
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.login-container {
    background-color: var(--card-bg);
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
    width: 100%;
    max-width: 400px;
    padding: 2rem;
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-header h1 {
    color: var(--dark-blue);
    margin-bottom: 0.5rem;
}

.login-header p {
    color: var(--gray);
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 4px;
    margin-bottom: 1.5rem;
}

.alert-error {
    background-color: #FEE2E2;
    color: #DC2626;
    border: 1px solid #FECACA;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #D1D5DB;
    border-radius: 4px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(65, 105, 225, 0.1);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

.btn-primary {
    background-color: var(--primary-blue);
    color: var(--light-text);
}

.btn-primary:hover {
    background-color: var(--dark-blue);
    color: var(--light-text);
}

.btn-secondary {
    background-color: var(--light-gray);
    color: #333;
}

.btn-secondary:hover {
    background-color: #CBD5E1;
}

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

.btn-danger:hover {
    background-color: #DC2626;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

/* Admin Layout */
.admin-wrapper {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 250px;
    background-color: var(--sidebar-bg);
    color: var(--light-text);
    height: 100vh;
    position: fixed;
    overflow-y: auto;
    transition: all 0.3s ease;
}

.sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-header h2 {
    color: var(--light-text);
    font-size: 1.5rem;
}

.sidebar-nav {
    padding: 1rem 0;
}

.sidebar-nav ul {
    list-style: none;
}

.sidebar-nav ul li {
    margin-bottom: 0.25rem;
}

.sidebar-nav ul li a {
    display: block;
    padding: 0.75rem 1.5rem;
    color: var(--light-text);
    opacity: 0.8;
    transition: all 0.3s ease;
}

.sidebar-nav ul li a:hover,
.sidebar-nav ul li a.active {
    background-color: rgba(255, 255, 255, 0.1);
    opacity: 1;
    border-left: 3px solid var(--primary-blue);
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 250px;
    transition: all 0.3s ease;
}

/* Header */
.admin-header {
    background-color: var(--header-bg);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
}

.admin-header h1 {
    color: var(--dark-blue);
    font-size: 1.5rem;
}

.user-menu {
    position: relative;
}

.user-menu button {
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    color: #333;
    font-weight: 500;
}

.user-menu button i {
    margin-left: 0.5rem;
}

.dropdown-menu {
    position: absolute;
    right: 0;
    top: 100%;
    background-color: var(--card-bg);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    border-radius: 4px;
    min-width: 200px;
    display: none;
    z-index: 1000;
}

.dropdown-menu.show {
    display: block;
}

.dropdown-menu a {
    display: block;
    padding: 0.75rem 1rem;
    color: #333;
    border-bottom: 1px solid #E2E8F0;
}

.dropdown-menu a:hover {
    background-color: #F1F5F9;
}

.dropdown-menu a:last-child {
    border-bottom: none;
}

/* Dashboard Content */
.content {
    padding: 2rem;
}

/* Cards */
.card {
    background-color: var(--card-bg);
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
    overflow: hidden;
}

.card-header {
    padding: 1.5rem;
    border-bottom: 1px solid #E2E8F0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header h3 {
    color: var(--dark-blue);
    margin: 0;
}

.card-body {
    padding: 1.5rem;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background-color: var(--card-bg);
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    padding: 1.5rem;
    text-align: center;
}

.stat-card h3 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: var(--primary-blue);
}

.stat-card p {
    color: var(--gray);
    margin: 0;
}

/* Tables */
.table-responsive {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

table th,
table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #E2E8F0;
}

table th {
    background-color: #F1F5F9;
    font-weight: 600;
    color: #333;
}

table tr:hover {
    background-color: #F8FAFC;
}

/* Actions */
.actions {
    display: flex;
    gap: 0.5rem;
}

/* Breadcrumbs */
.breadcrumbs {
    display: flex;
    margin-bottom: 1.5rem;
}

.breadcrumbs a {
    color: var(--primary-blue);
}

.breadcrumbs span {
    margin: 0 0.5rem;
    color: var(--gray);
}

.breadcrumbs .current {
    color: var(--gray);
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        width: 70px;
    }
    
    .sidebar .sidebar-header h2,
    .sidebar-nav ul li a span {
        display: none;
    }
    
    .sidebar-nav ul li a i {
        margin-right: 0;
    }
    
    .sidebar-nav ul li a {
        text-align: center;
        padding: 1rem;
    }
    
    .main-content {
        margin-left: 70px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
}