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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f5f5f5;
    color: #040404;
    line-height: 1.6;
}

.container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

header {
    background-color: #cfac59;
    color: #040404;
    padding: 1rem 0;
    text-align: center;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

header h1 {
    font-size: 2rem;
    font-weight: bold;
}

nav {
    background-color: #040404;
    padding: 1rem 0;
}

.nav-links {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    padding: 0 1rem;
}

.btn {
    background-color: #cfac59;
    color: #040404;
    padding: 0.8rem 1.5rem;
    text-decoration: none;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s ease;
    display: inline-block;
}

.btn:hover {
    background-color: #b8965a;
    transform: translateY(-2px);
}

.btn-admin {
    background-color: #040404;
    color: #cfac59;
    border: 2px solid #cfac59;
}

.btn-admin:hover {
    background-color: #cfac59;
    color: #040404;
}

.btn-success {
    background-color: #28a745;
    color: white;
}

.btn-danger {
    background-color: #dc3545;
    color: white;
}

main {
    flex: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1rem;
    width: 100%;
}

.form-container {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    margin-bottom: 2rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
    color: #040404;
}

.form-control {
    width: 100%;
    padding: 0.8rem;
    border: 2px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
}

.form-control:focus {
    border-color: #cfac59;
    outline: none;
}

select.form-control {
    background-color: white;
}

.welcome-section {
    text-align: center;
    background: white;
    padding: 3rem 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.welcome-section h2 {
    color: #cfac59;
    margin-bottom: 1rem;
    font-size: 2.5rem;
}

.stats-overview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 2rem;
}

.stat-card {
    background-color: #040404;
    color: #cfac59;
    padding: 1.5rem;
    border-radius: 10px;
    text-align: center;
}

.stat-card h3 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.table-container {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    margin-bottom: 2rem;
}

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

th {
    background-color: #cfac59;
    color: #040404;
    padding: 1rem;
    font-weight: bold;
    text-align: left;
}

td {
    padding: 0.8rem 1rem;
    border-bottom: 1px solid #eee;
}

tr:nth-child(even) {
    background-color: #f9f9f9;
}

tr:hover {
    background-color: #f0f0f0;
}

.alert {
    padding: 1rem;
    margin-bottom: 1rem;
    border-radius: 5px;
    font-weight: bold;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.error {
    color: #dc3545;
    font-weight: bold;
}

.success {
    color: #28a745;
    font-weight: bold;
}

.zone-selector {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    margin-bottom: 2rem;
}

.checkbox-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 0.5rem;
    margin-top: 1rem;
}

.checkbox-item {
    display: flex;
    align-items: center;
    padding: 0.5rem;
    background-color: #f9f9f9;
    border-radius: 5px;
    border: 1px solid #ddd;
}

.checkbox-item input[type="checkbox"] {
    margin-right: 0.8rem;
    transform: scale(1.2);
}

.checkbox-item label {
    margin: 0;
    cursor: pointer;
    flex: 1;
}

.admin-section {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    margin-bottom: 2rem;
}

.admin-section h2 {
    color: #cfac59;
    margin-bottom: 1rem;
    border-bottom: 2px solid #cfac59;
    padding-bottom: 0.5rem;
}

.admin-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 0.5rem 1rem;
    background-color: #f0f0f0;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.tab-btn.active {
    background-color: #cfac59;
    color: #040404;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.chart-container {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    margin-bottom: 2rem;
    text-align: center;
}

footer {
    background-color: #040404;
    color: #cfac59;
    text-align: center;
    padding: 1rem;
    margin-top: auto;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        flex-direction: column;
        align-items: center;
    }
    
    .stats-overview {
        grid-template-columns: 1fr;
    }
    
    .checkbox-list {
        grid-template-columns: 1fr;
    }
    
    .admin-tabs {
        flex-direction: column;
    }
    
    header h1 {
        font-size: 1.5rem;
    }
    
    .welcome-section h2 {
        font-size: 2rem;
    }
    
    table {
        font-size: 0.9rem;
    }
    
    th, td {
        padding: 0.5rem;
    }
}

.btn-small {
    padding: 0.4rem 0.8rem;
    font-size: 0.9rem;
    margin: 0 0.2rem;
}

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

.mb-2 {
    margin-bottom: 1rem;
}

.mt-2 {
    margin-top: 1rem;
}