/* Estilos generales para Autosun */
:root {
    --color-principal: #2c3e50;
    --color-secundario: #3498db;
    --color-exito: #27ae60;
    --color-error: #e74c3c;
    --color-alerta: #f39c12;
    --color-fondo: #ecf0f1;
    --sombra: 0 2px 5px rgba(0,0,0,0.1);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: var(--color-fondo);
}

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

/* Header */
header {
    background-color: var(--color-principal);
    color: white;
    padding: 1rem 0;
    box-shadow: var(--sombra);
}

header h1 {
    font-size: 1.8rem;
    font-weight: 500;
}

/* Navegación */
nav {
    background-color: #34495e;
    padding: 0;
}

nav ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
}

nav ul li {
    flex: 1;
    text-align: center;
}

nav ul li a {
    display: block;
    color: white;
    text-decoration: none;
    padding: 1rem;
    transition: background-color 0.3s;
}

nav ul li a:hover,
nav ul li a.activo {
    background-color: var(--color-secundario);
}

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

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--color-principal);
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="tel"],
input[type="date"],
input[type="time"],
input[type="number"],
select,
textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--color-secundario);
}

/* Botones */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background-color: var(--color-secundario);
    color: white;
    text-decoration: none;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: #2980b9;
}

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

.btn-success:hover {
    background-color: #229954;
}

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

.btn-danger:hover {
    background-color: #c0392b;
}

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

.btn-warning:hover {
    background-color: #d68910;
}

/* Tarjetas */
.card {
    background: white;
    border-radius: 8px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--sombra);
}

.card h2 {
    color: var(--color-principal);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--color-fondo);
}

/* Mensajes de alerta */
.alert {
    padding: 1rem;
    margin-bottom: 1rem;
    border-radius: 4px;
}

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

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

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

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

/* Tablas */
table {
    width: 100%;
    border-collapse: collapse;
    background: white;
}

table th,
table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

table th {
    background-color: var(--color-principal);
    color: white;
    font-weight: 500;
}

table tbody tr:hover {
    background-color: #f5f5f5;
}

/* Pasos de reserva */
.pasos-reserva {
    display: flex;
    justify-content: space-between;
    margin-bottom: 2rem;
}

.paso {
    flex: 1;
    text-align: center;
    padding: 1rem;
    background-color: #ddd;
    color: #666;
    position: relative;
}

.paso.activo {
    background-color: var(--color-secundario);
    color: white;
}

.paso.completado {
    background-color: var(--color-exito);
    color: white;
}

.paso:not(:last-child)::after {
    content: '';
    position: absolute;
    right: -20px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 20px 0 20px 20px;
    border-color: transparent transparent transparent #ddd;
    z-index: 1;
}

.paso.activo:not(:last-child)::after {
    border-color: transparent transparent transparent var(--color-secundario);
}

.paso.completado:not(:last-child)::after {
    border-color: transparent transparent transparent var(--color-exito);
}

/* Grid de vehículos */
.vehiculos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.vehiculo-card {
    border: 2px solid #ddd;
    border-radius: 8px;
    padding: 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
}

.vehiculo-card:hover {
    border-color: var(--color-secundario);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.vehiculo-card.seleccionado {
    border-color: var(--color-exito);
    background-color: #f0f8ff;
}

.vehiculo-precio {
    font-size: 1.5rem;
    color: var(--color-secundario);
    font-weight: bold;
    margin: 1rem 0;
}

/* Responsive */
@media (max-width: 768px) {
    nav ul {
        flex-direction: column;
    }
    
    .pasos-reserva {
        flex-direction: column;
    }
    
    .paso:not(:last-child)::after {
        display: none;
    }
    
    .vehiculos-grid {
        grid-template-columns: 1fr;
    }
    
    table {
        font-size: 0.9rem;
    }
    
    table th,
    table td {
        padding: 0.5rem;
    }
}

/* Utilidades */
.text-center { text-align: center; }
.text-right { text-align: right; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.justify-between { justify-content: space-between; }
.align-center { align-items: center; }

/* Loader */
.loader {
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--color-secundario);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}

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