/**
 * Estilos Globales - Sistema de Control de Combustible
 * Color Corporativo: #f2af00
 */

:root {
    --color-primario: #f2af00;
    --color-primario-hover: #d99900;
    --color-primario-claro: #fff4d6;
    --color-texto: #333333;
    --color-fondo: #f5f5f5;
    --color-blanco: #ffffff;
    --color-exito: #4CAF50;
    --color-error: #f44336;
    --color-info: #2196F3;
    --color-advertencia: #ff9800;
    --sombra: 0 2px 8px rgba(0, 0, 0, 0.1);
    --sombra-hover: 0 4px 12px rgba(242, 175, 0, 0.3);
}

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

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

/* ========== CONTENEDOR PRINCIPAL ========== */
.contenedor {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

/* ========== HEADER ========== */
header {
    background: linear-gradient(135deg, var(--color-primario) 0%, var(--color-primario-hover) 100%);
    color: var(--color-blanco);
    padding: 1.5rem;
    box-shadow: var(--sombra);
}

header h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

header .info-usuario {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
}

header .info-usuario span {
    font-size: 1.1rem;
}

/* ========== NAVEGACIÓN ========== */
nav {
    background-color: var(--color-blanco);
    padding: 1rem;
    margin: 20px 0;
    border-radius: 8px;
    box-shadow: var(--sombra);
}

nav ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

nav button, nav a {
    background-color: var(--color-primario);
    color: var(--color-blanco);
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    font-size: 1rem;
    transition: all 0.3s ease;
}

nav button:hover, nav a:hover {
    background-color: var(--color-primario-hover);
    transform: translateY(-2px);
    box-shadow: var(--sombra-hover);
}

/* ========== TARJETAS ========== */
.tarjeta {
    background-color: var(--color-blanco);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: var(--sombra);
}

.tarjeta h2 {
    color: var(--color-primario);
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--color-primario);
}

/* ========== ESTADÍSTICAS (CARDS) ========== */
.estadisticas {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.card-estadistica {
    background: linear-gradient(135deg, var(--color-primario-claro) 0%, var(--color-blanco) 100%);
    padding: 25px;
    border-radius: 10px;
    border-left: 5px solid var(--color-primario);
    box-shadow: var(--sombra);
    transition: transform 0.3s ease;
}

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

.card-estadistica h3 {
    color: var(--color-texto);
    font-size: 0.9rem;
    margin-bottom: 10px;
    text-transform: uppercase;
}

.card-estadistica .valor {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--color-primario);
}

.card-estadistica .unidad {
    font-size: 1rem;
    color: #666;
}

/* ========== TABLAS ========== */
table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--color-blanco);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--sombra);
}

thead {
    background-color: var(--color-primario);
    color: var(--color-blanco);
}

th, td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

th {
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.9rem;
}

tbody tr {
    transition: background-color 0.2s ease;
}

tbody tr:hover {
    background-color: var(--color-primario-claro);
}

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

/* ========== FORMULARIOS ========== */
form {
    background-color: var(--color-blanco);
    padding: 25px;
    border-radius: 8px;
    box-shadow: var(--sombra);
}

.form-grupo {
    margin-bottom: 20px;
}

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

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="date"],
select,
textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

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

/* ========== BOTONES ========== */
button, .btn {
    padding: 12px 24px;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-primario {
    background-color: var(--color-primario);
    color: var(--color-blanco);
}

.btn-primario:hover {
    background-color: var(--color-primario-hover);
    transform: translateY(-2px);
    box-shadow: var(--sombra-hover);
}

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

.btn-exito:hover {
    background-color: #45a049;
}

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

.btn-error:hover {
    background-color: #da190b;
}

.btn-secundario {
    background-color: #6c757d;
    color: var(--color-blanco);
}

.btn-secundario:hover {
    background-color: #5a6268;
}

.btn-pequeno {
    padding: 8px 16px;
    font-size: 0.9rem;
}

/* ========== ALERTAS Y MENSAJES ========== */
.alerta {
    padding: 15px 20px;
    border-radius: 5px;
    margin-bottom: 20px;
    font-weight: 500;
}

.alerta-exito {
    background-color: #d4edda;
    color: #155724;
    border-left: 4px solid var(--color-exito);
}

.alerta-error {
    background-color: #f8d7da;
    color: #721c24;
    border-left: 4px solid var(--color-error);
}

.alerta-info {
    background-color: #d1ecf1;
    color: #0c5460;
    border-left: 4px solid var(--color-info);
}

.alerta-advertencia {
    background-color: #fff3cd;
    color: #856404;
    border-left: 4px solid var(--color-advertencia);
}

/* ========== BADGES ========== */
.badge {
    display: inline-block;
    padding: 5px 12px;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 600;
}

.badge-pendiente {
    background-color: #fff3cd;
    color: #856404;
}

.badge-aprobado {
    background-color: #d4edda;
    color: #155724;
}

.badge-rechazado {
    background-color: #f8d7da;
    color: #721c24;
}

.badge-completado {
    background-color: #d1ecf1;
    color: #0c5460;
}

/* ========== MAPBOX ========== */
#mapa {
    width: 100%;
    height: 400px;
    border-radius: 8px;
    margin: 20px 0;
    box-shadow: var(--sombra);
}

.info-ruta {
    background-color: var(--color-primario-claro);
    padding: 15px;
    border-radius: 5px;
    border-left: 4px solid var(--color-primario);
    margin: 15px 0;
}

.info-ruta strong {
    color: var(--color-primario);
}

/* ========== MODAL ========== */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
}

.modal-contenido {
    background-color: var(--color-blanco);
    margin: 5% auto;
    padding: 30px;
    border-radius: 10px;
    width: 90%;
    max-width: 600px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.cerrar-modal {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.cerrar-modal:hover {
    color: var(--color-texto);
}

/* ========== NOTIFICACIONES ========== */
.notificaciones {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 2000;
    max-width: 350px;
}

.notificacion {
    background-color: var(--color-blanco);
    padding: 15px 20px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    margin-bottom: 10px;
    border-left: 4px solid var(--color-primario);
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
    .estadisticas {
        grid-template-columns: 1fr;
    }
    
    nav ul {
        flex-direction: column;
    }
    
    table {
        font-size: 0.9rem;
    }
    
    th, td {
        padding: 8px 10px;
    }
    
    header h1 {
        font-size: 1.5rem;
    }
}

/* ========== UTILIDADES ========== */
.oculto {
    display: none !important;
}

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

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

.mt-20 {
    margin-top: 20px;
}

.mb-20 {
    margin-bottom: 20px;
}

.p-20 {
    padding: 20px;
}

.flex {
    display: flex;
}

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

.gap-10 {
    gap: 10px;
}

.loading {
    text-align: center;
    padding: 40px;
}

.loading::after {
    content: '';
    display: inline-block;
    width: 40px;
    height: 40px;
    border: 4px solid var(--color-primario-claro);
    border-top-color: var(--color-primario);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}