/* Modern Admin Panel Theme - tema.css */

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    color: #333;
    line-height: 1.6;
}

/* Container and Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.main-content {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    padding: 30px;
    margin: 20px 0;
}

/* Header Styles */
.header {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    color: white;
    padding: 20px 0;
    border-radius: 10px;
    margin-bottom: 30px;
    text-align: center;
}

.header h1 {
    font-size: 2.5em;
    font-weight: 300;
    margin-bottom: 10px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.header p {
    font-size: 1.1em;
    opacity: 0.9;
}

/* Navigation */
.nav {
    background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
    border-radius: 10px;
    padding: 15px 0;
    margin-bottom: 30px;
}

.nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.nav a {
    color: white;
    text-decoration: none;
    padding: 10px 20px;
    border-radius: 25px;
    transition: all 0.3s ease;
    font-weight: 500;
}

.nav a:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* Cards and Sections */
.card {
    background: white;
    border-radius: 12px;
    padding: 25px;
    margin-bottom: 25px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.card h2 {
    color: #2c3e50;
    font-size: 1.5em;
    margin-bottom: 15px;
    font-weight: 600;
    border-bottom: 2px solid #3498db;
    padding-bottom: 10px;
}

.card h3 {
    color: #34495e;
    font-size: 1.2em;
    margin-bottom: 12px;
    font-weight: 500;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 25px;
    border: none;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
    text-align: center;
    min-width: 120px;
}

.btn-primary {
    background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #2980b9 0%, #1f5f8b 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(52, 152, 219, 0.4);
}

.btn-success {
    background: linear-gradient(135deg, #27ae60 0%, #229954 100%);
    color: white;
}

.btn-success:hover {
    background: linear-gradient(135deg, #229954 0%, #1e8449 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(39, 174, 96, 0.4);
}

.btn-warning {
    background: linear-gradient(135deg, #f39c12 0%, #e67e22 100%);
    color: white;
}

.btn-warning:hover {
    background: linear-gradient(135deg, #e67e22 0%, #d35400 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(243, 156, 18, 0.4);
}

.btn-danger {
    background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
    color: white;
}

.btn-danger:hover {
    background: linear-gradient(135deg, #c0392b 0%, #a93226 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(231, 76, 60, 0.4);
}

.btn-secondary {
    background: linear-gradient(135deg, #95a5a6 0%, #7f8c8d 100%);
    color: white;
}

.btn-secondary:hover {
    background: linear-gradient(135deg, #7f8c8d 0%, #6c7b7d 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(149, 165, 166, 0.4);
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #2c3e50;
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e1e8ed;
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s ease;
    background: white;
}

.form-control:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.form-control:disabled {
    background: #f8f9fa;
    color: #6c757d;
    cursor: not-allowed;
}

/* Tables */
.table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.table th {
    background: linear-gradient(135deg, #34495e 0%, #2c3e50 100%);
    color: white;
    padding: 15px;
    text-align: left;
    font-weight: 600;
}

.table td {
    padding: 12px 15px;
    border-bottom: 1px solid #e1e8ed;
}

.table tr:hover {
    background: #f8f9fa;
}

.table tr:last-child td {
    border-bottom: none;
}

/* Stats and Numbers */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.stat-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 25px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(102, 126, 234, 0.4);
}

.stat-number {
    font-size: 2.5em;
    font-weight: 700;
    margin-bottom: 10px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.stat-label {
    font-size: 1.1em;
    opacity: 0.9;
    font-weight: 500;
}

/* Alerts and Messages */
.alert {
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    border-left: 4px solid;
}

.alert-success {
    background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
    border-color: #27ae60;
    color: #155724;
}

.alert-warning {
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
    border-color: #f39c12;
    color: #856404;
}

.alert-danger {
    background: linear-gradient(135deg, #f8d7da 0%, #f5c6cb 100%);
    border-color: #e74c3c;
    color: #721c24;
}

.alert-info {
    background: linear-gradient(135deg, #d1ecf1 0%, #bee5eb 100%);
    border-color: #3498db;
    color: #0c5460;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 5px 10px;
    border-radius: 15px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-success {
    background: #27ae60;
    color: white;
}

.badge-warning {
    background: #f39c12;
    color: white;
}

.badge-danger {
    background: #e74c3c;
    color: white;
}

.badge-info {
    background: #3498db;
    color: white;
}

/* Progress Bars */
.progress {
    width: 100%;
    height: 20px;
    background: #e1e8ed;
    border-radius: 10px;
    overflow: hidden;
    margin: 10px 0;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
    border-radius: 10px;
    transition: width 0.3s ease;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    color: white;
    text-align: center;
    padding: 30px 0;
    margin-top: 50px;
    border-radius: 10px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .main-content {
        padding: 20px;
        margin: 10px 0;
    }
    
    .nav ul {
        flex-direction: column;
        gap: 10px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .header h1 {
        font-size: 2em;
    }
    
    .table {
        font-size: 14px;
    }
    
    .table th,
    .table td {
        padding: 8px 10px;
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-20 { margin-top: 20px; }
.mb-20 { margin-bottom: 20px; }
.ml-20 { margin-left: 20px; }
.mr-20 { margin-right: 20px; }

.pt-20 { padding-top: 20px; }
.pb-20 { padding-bottom: 20px; }
.pl-20 { padding-left: 20px; }
.pr-20 { padding-right: 20px; }

.d-none { display: none; }
.d-block { display: block; }
.d-inline { display: inline; }
.d-inline-block { display: inline-block; }

.w-100 { width: 100%; }
.h-100 { height: 100%; }

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 0.5s ease-out;
}

/* Loading Spinner */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #3498db;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}

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