/* assets/css/style.css */
:root {
    --primary: #40E0D0;
    --secondary: #800000;
    --background: #ffffff;
    --surface: #f8f9fa;
    --text-primary: #212529;
    --text-secondary: #495057;
    --success: #28a745;
    --warning: #ffc107;
    --danger: #dc3545;
    --border: #dee2e6;
    --shadow: rgba(0, 0, 0, 0.1);
    --card-radius: 10px;
    --transition: all 0.3s ease;
}

.dark-mode {
    --primary: #30c9b9;
    --secondary: #a04040;
    --background: #121212;
    --surface: #1e1e1e;
    --text-primary: #f8f9fa;
    --text-secondary: #adb5bd;
    --border: #444;
    --shadow: rgba(0, 0, 0, 0.3);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    transition: var(--transition);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--background);
    color: var(--text-primary);
    line-height: 1.6;
}

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

/* Header Styles */
header {
    background: linear-gradient(135deg, var(--primary), #20b2aa);
    color: white;
    padding: 1rem 0;
    box-shadow: 0 4px 12px var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo i {
    font-size: 1.8rem;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
}

.header-actions {
    display: flex;
    gap: 15px;
    align-items: center;
}

/* Theme Toggle */
.theme-toggle {
    background: var(--surface);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 5px var(--shadow);
}

.theme-toggle i {
    font-size: 1.2rem;
    color: var(--text-primary);
}

/* Navigation */
nav {
    background-color: var(--surface);
    box-shadow: 0 2px 5px var(--shadow);
    margin-bottom: 2rem;
}

.nav-tabs {
    display: flex;
    list-style: none;
    overflow-x: auto;
    padding: 0;
}

.nav-tabs li {
    flex: 1;
    min-width: max-content;
}

.nav-tabs a {
    display: block;
    padding: 1rem 1.5rem;
    text-align: center;
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    border-bottom: 3px solid transparent;
}

.nav-tabs a:hover, 
.nav-tabs a.active {
    color: var(--primary);
    border-bottom: 3px solid var(--primary);
    background-color: rgba(64, 224, 208, 0.05);
}

/* Main Content */
.dashboard {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding-bottom: 2rem;
}

@media (min-width: 992px) {
    .dashboard {
        grid-template-columns: 1fr 1fr;
    }
}

.card {
    background: var(--surface);
    border-radius: var(--card-radius);
    box-shadow: 0 5px 15px var(--shadow);
    padding: 1.5rem;
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px var(--shadow);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border);
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.btn {
    padding: 0.5rem 1.25rem;
    border-radius: 5px;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: var(--transition);
}

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

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

.btn:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

.btn i {
    margin-right: 5px;
}

/* Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.stat-card {
    background: var(--background);
    border-radius: var(--card-radius);
    padding: 1rem;
    text-align: center;
    box-shadow: 0 3px 10px var(--shadow);
}

.stat-value {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary);
    margin: 0.5rem 0;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Tables */
.table-container {
    overflow-x: auto;
    max-height: 400px;
    overflow-y: auto;
}

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

th, td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

th {
    background-color: rgba(64, 224, 208, 0.1);
    color: var(--text-primary);
    font-weight: 600;
    position: sticky;
    top: 0;
}

tr:hover {
    background-color: rgba(64, 224, 208, 0.05);
}

.status-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

.status-available {
    background-color: rgba(40, 167, 69, 0.15);
    color: var(--success);
}

.status-rented {
    background-color: rgba(220, 53, 69, 0.15);
    color: var(--danger);
}

.status-booked {
    background-color: rgba(255, 193, 7, 0.15);
    color: var(--warning);
}

/* Form Styles */
.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border);
    border-radius: 5px;
    background: var(--background);
    color: var(--text-primary);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(64, 224, 208, 0.2);
}

/* Login Page */
.login-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--primary), #20b2aa);
    padding: 20px;
}

.login-card {
    background: var(--surface);
    border-radius: var(--card-radius);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    width: 100%;
    max-width: 400px;
    padding: 2rem;
}

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

.login-logo {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.login-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.login-subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.login-form .form-group {
    margin-bottom: 1.5rem;
}

.login-btn {
    width: 100%;
    padding: 0.8rem;
    font-size: 1rem;
    margin-top: 1rem;
}

/* Messages */
.message {
    padding: 1rem;
    border-radius: 5px;
    margin-bottom: 1.5rem;
    text-align: center;
}

.success-message {
    background-color: rgba(40, 167, 69, 0.15);
    color: var(--success);
}

.error-message {
    background-color: rgba(220, 53, 69, 0.15);
    color: var(--danger);
}

.info-message {
    background-color: rgba(23, 162, 184, 0.15);
    color: #17a2b8;
}

/* Photo Grid */
.photo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 10px;
    margin-top: 1rem;
}

.photo-item {
    aspect-ratio: 1;
    background-color: var(--background);
    border-radius: 8px;
    overflow: hidden;
    position: relative;
    box-shadow: 0 3px 6px var(--shadow);
}

.photo-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .nav-tabs {
        flex-wrap: wrap;
    }
    
    .nav-tabs li {
        flex: 1 0 50%;
    }
}