/* 
   TCI - Transporte Clase Industrial
   Main Stylesheet - Colors: White, Navy Blue (#0f2a4a / #1a4373), Accent Red (#d9232d / #b31b23)
*/

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

:root {
    --primary-blue: #0f2a4a;
    --secondary-blue: #1b497d;
    --light-blue: #eef4fb;
    --accent-red: #d9232d;
    --dark-red: #aa141c;
    --text-dark: #222222;
    --text-muted: #555555;
    --bg-light: #f8fafc;
    --white: #ffffff;
    --border-color: #e2e8f0;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Roboto', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--white);
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    color: var(--primary-blue);
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

/* Layout Utilities */
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.section {
    padding: 80px 0;
}

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

.bg-dark {
    background-color: var(--primary-blue);
}

.text-white {
    color: var(--white) !important;
}

.text-red {
    color: var(--accent-red) !important;
}

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

/* Section Title Styling */
.section-title {
    margin-bottom: 50px;
}

.sub-heading {
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--accent-red);
    display: block;
    margin-bottom: 8px;
}

.section-title h2 {
    font-size: 2.2rem;
    margin-bottom: 12px;
}

.heading-line {
    width: 60px;
    height: 4px;
    background-color: var(--accent-red);
    margin: 0 auto 15px auto;
    border-radius: 2px;
}

.section-desc {
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto;
    font-size: 1.05rem;
}

/* Grid Layouts */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 28px;
    font-family: 'Montserrat', sans-serif;
    font-size: 0.95rem;
    font-weight: 700;
    border-radius: 4px;
    cursor: pointer;
    text-align: center;
    border: 2px solid transparent;
    transition: var(--transition);
}

.btn-primary {
    background-color: var(--accent-red);
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--dark-red);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(217, 35, 45, 0.3);
}

.btn-outline {
    border-color: var(--white);
    color: var(--white);
}

.btn-outline:hover {
    background-color: var(--white);
    color: var(--primary-blue);
}

.btn-secondary {
    background-color: var(--primary-blue);
    color: var(--white);
}

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

.btn-block {
    display: block;
    width: 100%;
}

/* Header & Top Bar */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
}

.top-bar {
    background-color: var(--primary-blue);
    color: var(--white);
    font-size: 0.85rem;
    padding: 8px 0;
}

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

.contact-info-top span {
    margin-right: 20px;
}

.contact-info-top i {
    color: var(--accent-red);
    margin-right: 5px;
}

.badge {
    background-color: var(--accent-red);
    padding: 3px 10px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.75rem;
}

/* Navigation */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 15px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-box {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.8rem;
    font-weight: 900;
    letter-spacing: -1px;
    background-color: #f0f4f8;
    padding: 4px 10px;
    border-radius: 6px;
    border: 2px solid var(--primary-blue);
}

.logo-red { color: var(--accent-red); }
.logo-blue { color: var(--primary-blue); }

.logo-text {
    display: flex;
    flex-direction: column;
}

.company-name {
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--primary-blue);
    line-height: 1.1;
}

.company-tagline {
    font-size: 0.75rem;
    color: var(--accent-red);
    font-weight: 600;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav-menu a {
    font-family: 'Montserrat', sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary-blue);
}

.nav-menu a:hover {
    color: var(--accent-red);
}

.btn-nav {
    background-color: var(--accent-red);
    color: var(--white) !important;
    padding: 8px 16px;
    border-radius: 4px;
}

.btn-nav:hover {
    background-color: var(--dark-red) !important;
}

/* Responsive Nav Toggle */
.nav-toggle {
    display: none;
}

.nav-toggle-label {
    display: none;
    cursor: pointer;
    padding: 10px;
}

.nav-toggle-label span,
.nav-toggle-label span::before,
.nav-toggle-label span::after {
    display: block;
    background-color: var(--primary-blue);
    height: 3px;
    width: 25px;
    position: relative;
    transition: var(--transition);
}

.nav-toggle-label span::before {
    content: '';
    top: -8px;
    position: absolute;
}

.nav-toggle-label span::after {
    content: '';
    top: 8px;
    position: absolute;
}

/* Hero Section */
.hero {
    position: relative;
    background: linear-gradient(rgba(15, 42, 74, 0.88), rgba(15, 42, 74, 0.85)), url('https://images.unsplash.com/photo-1601584115197-04ecc0da31d7?auto=format&fit=crop&w=1600&q=80') center/cover no-repeat;
    color: var(--white);
    padding: 100px 0 80px 0;
}

.hero-content {
    max-width: 850px;
}

.hero-subtitle {
    display: inline-block;
    background-color: rgba(217, 35, 45, 0.2);
    border: 1px solid var(--accent-red);
    color: #ff8a90;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: 3.2rem;
    color: var(--white);
    margin-bottom: 20px;
    letter-spacing: -0.5px;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    color: #d1dce8;
    max-width: 700px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 60px;
}

.hero-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    border-top: 1px solid rgba(255,255,255,0.15);
    padding-top: 30px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 15px;
}

.feature-item i {
    font-size: 2rem;
    color: var(--accent-red);
}

.feature-item h4 {
    color: var(--white);
    font-size: 1rem;
}

.feature-item p {
    font-size: 0.85rem;
    margin-bottom: 0;
    color: #a0aec0;
}

/* Cards & Nosostros */
.card {
    background-color: var(--white);
    padding: 35px 25px;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

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

.highlight-card {
    border-top: 4px solid var(--accent-red);
}

.card-icon {
    width: 60px;
    height: 60px;
    background-color: var(--light-blue);
    color: var(--primary-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.card h3 {
    margin-bottom: 15px;
    font-size: 1.3rem;
}

/* Valores Section */
.values-section {
    margin-top: 60px;
    background-color: var(--white);
    padding: 40px;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
}

.values-title {
    margin-bottom: 25px;
    font-size: 1.4rem;
}

.values-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
}

.value-chip {
    background-color: var(--light-blue);
    color: var(--primary-blue);
    padding: 10px 18px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
    border: 1px solid #d0e0f3;
}

.value-chip i {
    color: var(--accent-red);
}

/* Services */
.service-card {
    background: var(--white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.service-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.service-img {
    height: 140px;
    background-color: var(--primary-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
}

.service-big-icon {
    font-size: 3.5rem;
    color: var(--accent-red);
}

.service-content {
    padding: 25px;
}

.service-content h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.service-content p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 15px;
}

.service-content ul li {
    font-size: 0.88rem;
    margin-bottom: 8px;
    color: var(--text-dark);
}

.service-content ul li i {
    color: var(--accent-red);
    margin-right: 6px;
}

/* Customer Service Box */
.customer-service-box {
    margin-top: 50px;
    background: linear-gradient(135deg, #1b497d 0%, #0f2a4a 100%);
    color: var(--white);
    padding: 35px;
    border-radius: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-left: 6px solid var(--accent-red);
}

.cs-content {
    display: flex;
    align-items: center;
    gap: 25px;
}

.cs-icon {
    font-size: 3rem;
    color: var(--accent-red);
}

.cs-text h3 {
    color: var(--white);
    margin-bottom: 5px;
}

.cs-text p {
    color: #d1dce8;
    margin-bottom: 0;
}

/* Monitoreo Satelital (Dark Section) */
.lead-text {
    font-size: 1.15rem;
    color: #cbd5e1;
    margin-bottom: 30px;
}

.feature-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.feature-list li {
    display: flex;
    gap: 15px;
}

.list-icon {
    font-size: 1.4rem;
    color: var(--accent-red);
    margin-top: 3px;
}

.feature-list strong {
    color: var(--white);
    font-size: 1.05rem;
    display: block;
}

.feature-list p {
    color: #94a3b8;
    font-size: 0.9rem;
}

.tech-card {
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    padding: 30px;
    backdrop-filter: blur(5px);
}

.tech-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.tech-header i {
    font-size: 1.8rem;
    color: var(--accent-red);
}

.tech-header h4 {
    color: var(--white);
    font-size: 1.2rem;
}

.tech-body {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 25px;
}

.stat-box {
    background-color: rgba(0, 0, 0, 0.2);
    padding: 15px;
    border-radius: 6px;
    text-align: center;
    border-left: 3px solid var(--accent-red);
}

.stat-num {
    display: block;
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--white);
    font-family: 'Montserrat', sans-serif;
}

.stat-label {
    font-size: 0.85rem;
    color: #a0aec0;
    text-transform: uppercase;
}

.tech-footer {
    font-size: 0.85rem;
    color: #cbd5e1;
    text-align: center;
    padding-top: 15px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Instalaciones & Flota */
.facility-info-box h3, .fleet-box h3 {
    font-size: 1.4rem;
    margin-bottom: 20px;
}

.inner-grid {
    margin: 25px 0;
}

.icon-text-item {
    display: flex;
    gap: 15px;
    align-items: flex-start;
}

.icon-text-item i {
    font-size: 1.3rem;
    color: var(--accent-red);
    background-color: var(--light-blue);
    padding: 10px;
    border-radius: 6px;
}

.icon-text-item h4 {
    font-size: 0.95rem;
    margin-bottom: 3px;
}

.icon-text-item p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.location-badge {
    display: flex;
    align-items: center;
    gap: 15px;
    background-color: var(--light-blue);
    padding: 15px 20px;
    border-radius: 6px;
    border-left: 4px solid var(--primary-blue);
}

.location-badge i {
    font-size: 1.5rem;
    color: var(--accent-red);
}

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

.fleet-card {
    background-color: var(--white);
    padding: 20px;
    border-radius: 6px;
    border-left: 5px solid var(--accent-red);
    box-shadow: var(--shadow-sm);
}

.fleet-count {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary-blue);
    display: block;
    line-height: 1;
}

.fleet-name {
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--text-dark);
}

.fleet-card p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 5px;
}

/* Certificaciones & Clientes */
.cert-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
    margin-bottom: 60px;
}

.cert-card {
    background-color: var(--white);
    padding: 25px 15px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.cert-card:hover {
    border-color: var(--accent-red);
    transform: translateY(-3px);
}

.cert-icon {
    font-size: 2rem;
    color: var(--primary-blue);
    margin-bottom: 12px;
}

.cert-card h4 {
    font-size: 1rem;
    margin-bottom: 6px;
}

.cert-card p {
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.cert-tag {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    background-color: var(--light-blue);
    color: var(--primary-blue);
    padding: 2px 8px;
    border-radius: 10px;
}

.clients-wrapper {
    background-color: var(--light-blue);
    padding: 30px;
    border-radius: 8px;
}

.clients-wrapper h3 {
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: var(--primary-blue);
}

.clients-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
}

.client-badge {
    background-color: var(--white);
    padding: 8px 20px;
    border-radius: 4px;
    font-weight: 700;
    color: var(--primary-blue);
    box-shadow: var(--shadow-sm);
    font-size: 0.9rem;
    border: 1px solid var(--border-color);
}

/* Contact Section & Form */
.contact-info-card {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 40px;
    border-radius: 8px;
}

.contact-info-card h3 {
    color: var(--white);
    margin-bottom: 15px;
}

.contact-info-card p {
    color: #cbd5e1;
    margin-bottom: 30px;
}

.contact-detail-item {
    display: flex;
    gap: 15px;
    margin-bottom: 25px;
}

.contact-detail-item i {
    font-size: 1.3rem;
    color: var(--accent-red);
    margin-top: 3px;
}

.contact-detail-item strong {
    display: block;
    color: var(--white);
    font-size: 0.95rem;
}

.contact-detail-item p, .contact-detail-item a {
    color: #cbd5e1;
    font-size: 0.9rem;
    margin-bottom: 0;
}

.contact-detail-item a:hover {
    color: var(--white);
    text-decoration: underline;
}

.contact-form-card {
    background-color: var(--white);
    padding: 40px;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

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

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 6px;
    color: var(--primary-blue);
}

.form-group input, 
.form-group select, 
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-family: inherit;
    font-size: 0.95rem;
    transition: var(--transition);
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(15, 42, 74, 0.1);
}

.form-row {
    gap: 15px;
}

/* Footer */
.footer {
    background-color: #091a2e;
    color: var(--white);
    padding-top: 60px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 40px;
    padding-bottom: 40px;
}

.footer-col h3 {
    color: var(--white);
    font-size: 1.1rem;
    margin: 10px 0 15px 0;
}

.footer-col h4 {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 8px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 3px;
    background-color: var(--accent-red);
}

.footer-col p {
    color: #94a3b8;
    font-size: 0.9rem;
    margin-bottom: 10px;
}

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

.footer-col ul li a {
    color: #94a3b8;
    font-size: 0.9rem;
}

.footer-col ul li a:hover {
    color: var(--white);
    padding-left: 5px;
}

.footer-col ul li i {
    color: var(--accent-red);
    font-size: 0.8rem;
    margin-right: 5px;
}

.footer-bottom {
    background-color: #050f1c;
    padding: 20px 0;
    text-align: center;
    font-size: 0.85rem;
    color: #64748b;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* Responsive Styles */
@media (max-width: 992px) {
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cert-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .top-bar {
        display: none; /* Ocultar barra superior en móviles para simplificar */
    }

    .nav-toggle-label {
        display: block;
    }

    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--white);
        flex-direction: column;
        align-items: flex-start;
        padding: 20px;
        box-shadow: var(--shadow-md);
        display: none;
    }

    .nav-menu li {
        width: 100%;
        margin-bottom: 12px;
    }

    .nav-menu a {
        display: block;
        width: 100%;
        padding: 8px 0;
    }

    .nav-toggle:checked ~ .nav-menu {
        display: flex;
    }

    .grid-2, .grid-3 {
        grid-template-columns: 1fr;
    }

    .hero-features {
        grid-template-columns: 1fr;
    }

    .customer-service-box {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    .cs-content {
        flex-direction: column;
    }

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

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }

    .cert-grid {
        grid-template-columns: 1fr;
    }

    .hero-buttons {
        flex-direction: column;
    }
}