/* Estilos generales y variables de color */
:root {
    --primary-color: #1a56db; /* Azul principal */
    --primary-dark: #1e429f; /* Azul oscuro para hover */
    --primary-light: #3f83f8; /* Azul claro para acentos */
    --secondary-color: #e0f2fe; /* Azul muy claro para fondos */
    --text-color: #1e293b; /* Color de texto principal */
    --text-light: #64748b; /* Color de texto secundario */
    --white: #ffffff;
    --gray-light: #f1f5f9;
    --gray: #e2e8f0;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --success: #10b981; /* Verde para estados positivos */
    --warning: #f59e0b; /* Amarillo para estados de advertencia */
    --danger: #ef4444; /* Rojo para estados negativos */
    --info: #3b82f6; /* Azul para estados informativos */
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Montserrat', sans-serif;
}

body {
    background-color: var(--gray-light);
    color: var(--text-color);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Estilos para el encabezado */
.header {
    background-color: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 30px;
    max-width: 1400px;
    margin: 0 auto;
}

.logo-container {
    display: flex;
    align-items: center;
}

.logo-placeholder {
    width: 50px;
    height: 50px;
    background-color: var(--gray-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    font-weight: 600;
    margin-right: 15px;
}

.site-title {
    color: var(--primary-color);
    font-size: 24px;
    font-weight: 700;
}

.main-nav {
    margin-left: auto;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 20px;
}

.nav-link {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    padding: 8px 12px;
    border-radius: 5px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 5px;
}

.nav-link i {
    font-size: 16px;
}

.nav-link:hover {
    background-color: var(--gray-light);
    color: var(--primary-color);
}

.nav-link.active {
    background-color: var(--primary-color);
    color: var(--white);
}

/* Estilos para el contenido principal */
.main-content {
    flex: 1;
    max-width: 1400px;
    margin: 0 auto;
    padding: 30px;
    width: 100%;
}

/* Estilos para la sección hero */
.hero-section {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    border-radius: 10px;
    padding: 60px 40px;
    margin-bottom: 40px;
    text-align: center;
}

.hero-content h2 {
    font-size: 32px;
    margin-bottom: 15px;
}

.hero-content p {
    font-size: 18px;
    max-width: 700px;
    margin: 0 auto;
    opacity: 0.9;
}

/* Estilos para la sección de rastreo */
.tracking-section {
    margin-bottom: 40px;
}

.tracking-container {
    background-color: var(--white);
    border-radius: 10px;
    box-shadow: var(--shadow);
    padding: 30px;
}

.tracking-container h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: var(--text-color);
}

.tracking-description {
    color: var(--text-light);
    margin-bottom: 25px;
    font-size: 16px;
    line-height: 1.5;
}

/* Estilos para el formulario de rastreo */
.tracking-form {
    display: flex;
    gap: 15px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.input-group {
    position: relative;
    flex: 1;
    min-width: 250px;
}

.input-group i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
}

.input-group input {
    width: 100%;
    padding: 15px 15px 15px 45px;
    border: 1px solid var(--gray);
    border-radius: 5px;
    font-size: 16px;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.input-group input:focus {
    outline: none;
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(63, 131, 248, 0.25);
}

.btn-track {
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 5px;
    padding: 0 25px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-track:hover {
    background-color: var(--primary-dark);
}

/* Estilos para los resultados de rastreo */
.tracking-result {
    display: none; /* Inicialmente oculto, se mostrará con JavaScript */
}

.result-container {
    border: 1px solid var(--gray);
    border-radius: 10px;
    overflow: hidden;
}

.result-header {
    background-color: var(--secondary-color);
    padding: 20px;
    border-bottom: 1px solid var(--gray);
}

.result-header h4 {
    font-size: 18px;
    margin-bottom: 10px;
    color: var(--text-color);
}

.document-info {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.info-item {
    flex: 1;
    min-width: 200px;
}

.info-item span {
    display: block;
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 5px;
}

.info-item strong {
    font-size: 16px;
    color: var(--text-color);
}

.result-body {
    padding: 20px;
}

.status-timeline {
    position: relative;
    margin-left: 15px;
    padding-left: 30px;
    border-left: 2px solid var(--gray);
}

.timeline-item {
    position: relative;
    margin-bottom: 30px;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -38px;
    top: 0;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: var(--white);
    border: 2px solid var(--gray);
}

.timeline-item.completed::before {
    background-color: var(--success);
    border-color: var(--success);
}

.timeline-item.current::before {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.timeline-item.pending::before {
    background-color: var(--white);
    border-color: var(--warning);
}

.timeline-date {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 5px;
}

.timeline-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 5px;
    color: var(--text-color);
}

.timeline-description {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.5;
}

.status-badge {
    display: inline-block;
    padding: 5px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    margin-left: 10px;
}

.status-completed {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.status-current {
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--primary-color);
}

.status-pending {
    background-color: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

/* Estilos para la sección de información */
.info-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}

.info-card {
    background-color: var(--white);
    border-radius: 8px;
    box-shadow: var(--shadow);
    padding: 25px;
    display: flex;
    gap: 20px;
}

.info-icon {
    font-size: 30px;
    color: var(--primary-color);
    display: flex;
    align-items: flex-start;
}

.info-content h3 {
    font-size: 18px;
    margin-bottom: 10px;
    color: var(--text-color);
}

.info-content p {
    color: var(--text-light);
    font-size: 14px;
    line-height: 1.5;
}

/* Estilos para la sección de preguntas frecuentes */
.faq-section {
    background-color: var(--white);
    border-radius: 10px;
    box-shadow: var(--shadow);
    padding: 30px;
    margin-bottom: 40px;
}

.faq-section h3 {
    font-size: 24px;
    margin-bottom: 25px;
    color: var(--text-color);
}

.accordion {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.accordion-item {
    border: 1px solid var(--gray);
    border-radius: 8px;
    overflow: hidden;
}

.accordion-header {
    background-color: var(--gray-light);
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: background-color 0.3s;
}

.accordion-header:hover {
    background-color: var(--gray);
}

.accordion-header h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-color);
}

.accordion-header i {
    transition: transform 0.3s;
    color: var(--text-light);
}

.accordion-item.active .accordion-header i {
    transform: rotate(180deg);
}

.accordion-content {
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.accordion-item.active .accordion-content {
    padding: 20px;
    max-height: 500px; /* Valor arbitrario, debe ser mayor que el contenido */
}

.accordion-content p {
    color: var(--text-light);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 15px;
}

.accordion-content p:last-child {
    margin-bottom: 0;
}

.accordion-content ul {
    padding-left: 20px;
    margin-bottom: 15px;
}

.accordion-content li {
    color: var(--text-light);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 8px;
}

/* Estilos para el footer */
.footer {
    background-color: var(--primary-dark);
    color: var(--white);
    padding: 50px 30px 20px;
    margin-top: auto;
}

.footer-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    max-width: 1400px;
    margin: 0 auto;
}

.footer-section h4 {
    font-size: 18px;
    margin-bottom: 20px;
    color: var(--white);
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 10px;
    font-size: 14px;
    line-height: 1.5;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s;
    font-size: 14px;
}

.footer-links a:hover {
    color: var(--white);
    text-decoration: underline;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    margin-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    max-width: 1400px;
    margin: 30px auto 0;
}

/* Estilos responsivos */
@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        text-align: center;
        padding: 15px;
    }
    
    .logo-container {
        margin-bottom: 15px;
    }
    
    .main-nav {
        margin-left: 0;
        width: 100%;
    }
    
    .nav-list {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .tracking-form {
        flex-direction: column;
    }
    
    .hero-section {
        padding: 40px 20px;
    }
    
    .tracking-container,
    .info-card,
    .faq-section {
        padding: 20px;
    }
}

@media (max-width: 480px) {
    .info-card {
        flex-direction: column;
    }
    
    .document-info {
        flex-direction: column;
        gap: 15px;
    }
}