/**
 * estilo_vehiculos.css
 * Estilos CSS para el sistema de vehículos en HostGator
 */

/* Variables CSS */
:root {
    --primary-color: #3498db;
    --secondary-color: #2c3e50;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --danger-color: #e74c3c;
    --light-color: #ecf0f1;
    --dark-color: #34495e;
    
    --font-main: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-mono: 'Courier New', monospace;
    
    --shadow-light: 0 5px 15px rgba(0,0,0,0.1);
    --shadow-medium: 0 10px 25px rgba(0,0,0,0.15);
    --shadow-heavy: 0 15px 35px rgba(0,0,0,0.2);
    
    --border-radius: 10px;
    --transition-speed: 0.3s;
}

/* Reset y estilos base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-main);
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

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

/* Tipografía */
h1, h2, h3, h4, h5, h6 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
    font-weight: 600;
}

h1 {
    font-size: 2.5em;
    line-height: 1.2;
}

h2 {
    font-size: 2em;
    border-bottom: 3px solid var(--primary-color);
    padding-bottom: 10px;
    margin-bottom: 20px;
}

h3 {
    font-size: 1.5em;
    color: var(--dark-color);
}

p {
    margin-bottom: 1rem;
    color: #555;
}

/* Tarjetas y contenedores */
.card {
    background: white;
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--shadow-light);
    margin-bottom: 20px;
    border-left: 5px solid var(--primary-color);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

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

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--light-color);
}

.card-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.3em;
    color: var(--secondary-color);
}

/* Botones */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 25px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-speed);
    text-decoration: none;
    text-align: center;
}

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

.btn-primary:hover {
    background: linear-gradient(135deg, #2980b9 0%, var(--primary-color) 100%);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(52, 152, 219, 0.3);
}

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

.btn-secondary:hover {
    background: #bdc3c7;
    transform: translateY(-2px);
}

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

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

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

.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

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

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dark-color);
}

.form-label.required::after {
    content: " *";
    color: var(--danger-color);
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 16px;
    font-family: var(--font-main);
    transition: all var(--transition-speed);
    background: #f8f9fa;
}

.form-control:focus {
    border-color: var(--primary-color);
    outline: none;
    background: white;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.form-select {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 16px;
    background: #f8f9fa url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23333' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E") no-repeat right 15px center;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    cursor: pointer;
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

/* Área de subida de fotos */
.upload-area {
    border: 3px dashed var(--primary-color);
    border-radius: var(--border-radius);
    padding: 40px;
    text-align: center;
    background: #f8f9fa;
    cursor: pointer;
    transition: all var(--transition-speed);
}

.upload-area:hover {
    background: #e3f2fd;
    border-color: #2980b9;
}

.upload-area.drag-over {
    background: #d4edda;
    border-color: var(--success-color);
}

.upload-icon {
    font-size: 48px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

/* Grids y layouts */
.grid {
    display: grid;
    gap: 20px;
}

.grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* Barras de progreso */
.progress-bar {
    width: 100%;
    height: 20px;
    background: var(--light-color);
    border-radius: 10px;
    overflow: hidden;
    margin: 10px 0;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), #2ecc71);
    border-radius: 10px;
    transition: width 0.5s ease;
}

/* Alertas y mensajes */
.alert {
    padding: 15px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
}

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

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

.alert-warning {
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffeaa7;
}

.alert-info {
    background: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

/* Tablas */
.table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 20px;
}

.table th {
    background: var(--secondary-color);
    color: white;
    padding: 12px;
    text-align: left;
    font-weight: 600;
}

.table td {
    padding: 12px;
    border-bottom: 1px solid var(--light-color);
}

.table-striped tbody tr:nth-child(odd) {
    background: #f8f9fa;
}

.table-hover tbody tr:hover {
    background: #e3f2fd;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.85em;
    font-weight: 600;
}

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

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

.badge-warning {
    background: var(--warning-color);
    color: white;
}

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

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
    
    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
    }
    
    h1 {
        font-size: 2em;
    }
    
    h2 {
        font-size: 1.5em;
    }
    
    .card {
        padding: 15px;
    }
    
    .upload-area {
        padding: 20px;
    }
    
    .btn {
        padding: 10px 15px;
        font-size: 14px;
    }
}

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

.mt-1 { margin-top: 10px; }
.mt-2 { margin-top: 20px; }
.mt-3 { margin-top: 30px; }

.mb-1 { margin-bottom: 10px; }
.mb-2 { margin-bottom: 20px; }
.mb-3 { margin-bottom: 30px; }

.p-1 { padding: 10px; }
.p-2 { padding: 20px; }
.p-3 { padding: 30px; }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

.flex-column { flex-direction: column; }
.justify-center { justify-content: center; }
.align-center { align-items: center; }

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

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

.animate-fadeIn {
    animation: fadeIn 0.5s ease;
}

.animate-spin {
    animation: spin 1s linear infinite;
}

/* Estilos específicos para el sistema */
.vehicle-photo {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--border-radius);
    border: 3px solid white;
    box-shadow: var(--shadow-light);
    transition: transform var(--transition-speed);
}

.vehicle-photo:hover {
    transform: scale(1.05);
}

.photo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 15px;
    margin: 20px 0;
}

.status-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 8px;
}

.status-online {
    background: var(--success-color);
    box-shadow: 0 0 8px var(--success-color);
}

.status-offline {
    background: var(--danger-color);
    box-shadow: 0 0 8px var(--danger-color);
}

.status-warning {
    background: var(--warning-color);
    box-shadow: 0 0 8px var(--warning-color);
}

.loading-spinner {
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}