/* ══════════════════════════════════════════════════
   TransArchiLogistic — styles.css
   Estructura: index.html + css/styles.css + img/ + window.js
══════════════════════════════════════════════════ */

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

:root {
    --rojo:       #c8281e;
    --rojo-dark:  #9e1e15;
    --azul:       #003366;
    --negro:      #0e0e0e;
    --gris-dark:  #1a1a1a;
    --gris-light: #f5f5f5;
    --blanco:     #ffffff;
    --amarillo:   #f5a623;
    --texto:      #444;
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Barlow', Arial, sans-serif;
    line-height: 1.6;
    color: var(--texto);
    background: var(--blanco);
    overflow-x: hidden;
}

/* ══ HEADER / NAVBAR ══ */
.header {
    background: rgba(14, 14, 14, 0.97);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
    border-bottom: 2px solid var(--rojo);
    backdrop-filter: blur(6px);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    min-height: 70px;
    transition: all 0.3s ease;
}

.logo { padding: 8px 0; transition: all 0.3s ease; }
.logo a { display: block; }

.logo-image {
    height: 68px;       /* más grande en reposo */
    width: auto;
    display: block;
    transition: all 0.3s ease;
}

/* Scroll: header compacto y MÁS translúcido */
.header.scrolled {
    background: rgba(14, 14, 14, 0.55);   /* más transparente */
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}
.header.scrolled .navbar { min-height: 54px; }
.header.scrolled .logo-image { height: 42px; }

.nav-menu {
    display: flex;
    gap: 2rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu a {
    color: #ccc;
    text-decoration: none;
    font-family: 'Barlow Condensed', Arial, sans-serif;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    transition: color 0.2s ease;
}

.nav-menu a:hover,
.nav-menu a.active { color: var(--rojo); }

.menu-toggle {
    display: none;
    font-size: 1.4rem;
    color: white;
    cursor: pointer;
    background: none;
    border: none;
    padding: 4px;
}

/* ══ HERO ══ */
.hero {
    background-image: url('../img/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    padding-top: 70px;
    position: relative;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(14,14,14,0.85) 0%, rgba(31,16,16,0.80) 60%, rgba(42,10,10,0.75) 100%);
}

/* Cuadrícula decorativa sobre el hero */
.hero-overlay::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(200,40,30,.07) 1px, transparent 1px),
        linear-gradient(90deg, rgba(200,40,30,.07) 1px, transparent 1px);
    background-size: 60px 60px;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    padding: 0 5%;
}

.hero-badge {
    display: inline-block;
    background: var(--rojo);
    color: #fff;
    font-family: 'Barlow Condensed', Arial, sans-serif;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    padding: 6px 20px;
    border-radius: 2px;
    margin-bottom: 24px;
    margin-top: 30px;
}

.hero-content h1 {
    font-family: 'Barlow Condensed', Arial, sans-serif;
    font-size: clamp(52px, 10vw, 110px);
    font-weight: 900;
    line-height: 0.9;
    text-transform: uppercase;
    letter-spacing: -1px;
    color: #fff;
    margin-bottom: 20px;
}

.hero-content h1 span {
    color: var(--rojo);
    display: block;
}

.hero-content p {
    font-size: clamp(16px, 2.5vw, 20px);
    color: #bbb;
    margin-bottom: 30px;
    font-weight: 300;
    line-height: 1.7;
}

.btn-hero {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--rojo);
    color: #fff;
    padding: 16px 42px;
    border-radius: 3px;
    font-family: 'Barlow Condensed', Arial, sans-serif;
    font-size: 17px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-decoration: none;
    transition: background 0.2s, transform 0.2s;
}

.btn-hero:hover { background: var(--rojo-dark); transform: translateY(-2px); }

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 56px;
    margin-top: 60px;
    flex-wrap: wrap;
}

.stat { text-align: center; }

.stat-num {
    display: block;
    font-family: 'Barlow Condensed', Arial, sans-serif;
    font-size: 52px;
    font-weight: 900;
    color: var(--rojo);
    line-height: 1;
}

.stat-label {
    display: block;
    font-size: 12px;
    color: #888;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-top: 4px;
}

/* ══ HELPERS ══ */
section { padding: 100px 2rem; }

.section-tag {
    font-family: 'Barlow Condensed', Arial, sans-serif;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--rojo);
    display: block;
    margin-bottom: 10px;
}

.section-header h2,
.about h2,
.services h2,
.coverage h2,
.contact h2 {
    font-family: 'Barlow Condensed', Arial, sans-serif;
    font-size: clamp(34px, 6vw, 62px);
    font-weight: 900;
    line-height: 1;
    text-transform: uppercase;
    color: var(--negro);
    margin-bottom: 18px;
}

.section-header h2.light,
h2.light { color: var(--blanco); }

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

.divider {
    width: 56px;
    height: 4px;
    background: var(--rojo);
    margin-bottom: 38px;
}

.divider.center { margin-left: auto; margin-right: auto; }

/* ══ NOSOTROS ══ */
.about { background-color: var(--gris-light); }

.about-content {
    max-width: 1200px;
    margin: 0 auto;
}

.about-description {
    font-size: 16px;
    max-width: 800px;
    margin: 0 auto 3rem;
    line-height: 1.8;
    color: #555;
    text-align: center;
}

/* Misión / Visión */
.mission-vision {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 0 auto 3rem;
    max-width: 1000px;
}

.mission-card,
.vision-card {
    background: var(--blanco);
    padding: 2.5rem;
    border-radius: 6px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.08);
    text-align: center;
    border-top: 4px solid var(--rojo);
    transition: transform 0.3s ease;
}

.mission-card:hover,
.vision-card:hover { transform: translateY(-8px); }

.mv-icon {
    width: 56px;
    height: 56px;
    background: var(--rojo);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 22px;
    color: #fff;
}

.mission-card h3,
.vision-card h3 {
    font-family: 'Barlow Condensed', Arial, sans-serif;
    font-size: 26px;
    font-weight: 800;
    color: var(--negro);
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.mission-card p,
.vision-card p { color: #666; line-height: 1.8; font-size: 15px; }

/* Features */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    max-width: 1000px;
    margin: 0 auto;
}

.feature-card {
    text-align: center;
    padding: 2rem 1.5rem;
    background: var(--blanco);
    border-radius: 6px;
    border-left: 4px solid var(--rojo);
    box-shadow: 0 2px 10px rgba(0,0,0,0.06);
    transition: transform 0.3s ease;
}

.feature-card:hover { transform: translateY(-6px); }

.feature-card i {
    font-size: 2.2rem;
    color: var(--rojo);
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-family: 'Barlow Condensed', Arial, sans-serif;
    font-size: 18px;
    font-weight: 700;
    color: var(--negro);
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.feature-card p { color: #777; font-size: 14px; line-height: 1.6; }

/* ══ SERVICIOS / UNIDADES ══ */
.services { background-color: var(--negro); }

.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.service-card {
    background: var(--gris-dark);
    border: 1px solid #2f2f2f;
    border-top: 3px solid var(--rojo);
    border-radius: 6px;
    overflow: hidden;
    text-align: center;
    transition: transform 0.3s ease, border-top-color 0.3s ease;
    cursor: default;
}

.service-card:hover { transform: translateY(-8px); border-top-color: var(--amarillo); }

.service-image {
    width: 100%;
    height: 165px;
    object-fit: cover;
    display: block;
    filter: brightness(0.88);
    transition: filter 0.3s ease;
}

.service-card:hover .service-image { filter: brightness(1); }

.service-card h3 {
    font-family: 'Barlow Condensed', Arial, sans-serif;
    font-size: 20px;
    font-weight: 800;
    color: var(--blanco);
    text-transform: uppercase;
    margin: 1rem 1rem 0.25rem;
}

.service-card .cap {
    font-size: 13px;
    color: var(--rojo);
    font-weight: 600;
    margin: 0 1rem 0.4rem;
}

.service-card p:last-child {
    font-size: 13px;
    color: #999;
    padding: 0 1rem 1.2rem;
    line-height: 1.5;
}

/* ══ PERSONAL ══ */
.personal-section { background: var(--negro); }

.personal-intro {
    color: #aaa;
    max-width: 700px;
    margin: 0 auto;
    font-size: 16px;
    line-height: 1.8;
    text-align: center;
}

.personal-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    max-width: 1100px;
    margin: 3rem auto 0;
}

.personal-card {
    background: var(--gris-dark);
    border: 1px solid #2a2a2a;
    border-top: 3px solid var(--rojo);
    border-radius: 6px;
    padding: 2rem 1.5rem;
    text-align: center;
    transition: transform 0.3s ease, border-top-color 0.3s ease;
}

.personal-card:hover { transform: translateY(-8px); border-top-color: var(--amarillo); }

.personal-icon {
    width: 60px;
    height: 60px;
    background: var(--rojo);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.2rem;
    font-size: 24px;
    color: #fff;
    transition: background 0.3s;
}

.personal-card:hover .personal-icon { background: var(--amarillo); }

.personal-card h3 {
    font-family: 'Barlow Condensed', Arial, sans-serif;
    font-size: 20px;
    font-weight: 800;
    color: var(--blanco);
    text-transform: uppercase;
    margin-bottom: 0.75rem;
}

.personal-card p { color: #999; font-size: 14px; line-height: 1.7; }

/* ══ GALERÍA ══ */
.gallery-section { background: var(--gris-light); }

.gallery-desc {
    color: #777;
    max-width: 500px;
    margin: 0 auto;
    font-size: 15px;
}

/* Filtros */
.gallery-filters {
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
    margin: 2rem auto 1.5rem;
    max-width: 600px;
}

.filter-btn {
    padding: 9px 22px;
    border: 2px solid #ddd;
    border-radius: 50px;
    background: transparent;
    color: #777;
    font-family: 'Barlow Condensed', Arial, sans-serif;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.2s ease;
}

.filter-btn:hover { border-color: var(--rojo); color: var(--rojo); }
.filter-btn.active { background: var(--rojo); border-color: var(--rojo); color: #fff; }

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    max-width: 1200px;
    margin: 0 auto;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 4px;
    cursor: pointer;
    background: #ddd;
    aspect-ratio: 4/3;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.45s ease, filter 0.45s ease;
}

.gallery-item:hover img { transform: scale(1.08); filter: brightness(0.55); }

.gallery-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s;
}

.gallery-item:hover .gallery-overlay { opacity: 1; }

.gallery-overlay i {
    font-size: 2.2rem;
    color: #fff;
    filter: drop-shadow(0 2px 6px rgba(0,0,0,0.5));
}

.gallery-tip {
    text-align: center;
    color: #aaa;
    font-size: 13px;
    margin-top: 0.5rem;
}

/* Lightbox */
.lightbox {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(0,0,0,0.94);
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.lightbox.active { display: flex; }

.lightbox img {
    max-width: 90vw;
    max-height: 80vh;
    object-fit: contain;
    border-radius: 4px;
    box-shadow: 0 0 60px rgba(200,40,30,0.25);
}

.lightbox-close {
    position: absolute;
    top: 22px;
    right: 30px;
    color: #fff;
    font-size: 42px;
    cursor: pointer;
    line-height: 1;
    background: none;
    border: none;
    transition: color 0.2s;
}

.lightbox-close:hover { color: var(--rojo); }

.lightbox-nav {
    display: flex;
    gap: 14px;
    margin-top: 18px;
}

.lightbox-nav button {
    background: var(--rojo);
    color: #fff;
    border: none;
    padding: 10px 26px;
    border-radius: 3px;
    cursor: pointer;
    font-family: 'Barlow Condensed', Arial, sans-serif;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 1px;
    transition: background 0.2s;
}

.lightbox-nav button:hover { background: var(--rojo-dark); }

.lightbox-counter { color: #888; font-size: 13px; margin-top: 10px; }

/* ══ COBERTURA ══ */
.coverage { background-color: var(--negro); text-align: center; }

.coverage-map {
    max-width: 780px;
    margin: 0 auto 2rem;
}

.coverage-map img {
    width: 100%;
    height: auto;
    filter: brightness(0.9) saturate(0.75);
    border-radius: 4px;
}

.cobertura-badge {
    display: inline-block;
    background: var(--rojo);
    color: #fff;
    padding: 14px 40px;
    border-radius: 3px;
    font-family: 'Barlow Condensed', Arial, sans-serif;
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-top: 1rem;
}

/* ══ CONTACTO ══ */
.contact { background-color: var(--gris-light); }

.contact-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    max-width: 1100px;
    margin: 0 auto;
    align-items: start;
}

.contact-info .section-tag { display: block; margin-bottom: 10px; }

.contact-info h2 {
    font-family: 'Barlow Condensed', Arial, sans-serif;
    font-size: clamp(32px, 5vw, 54px);
    font-weight: 900;
    line-height: 1;
    text-transform: uppercase;
    color: var(--negro);
    margin-bottom: 18px;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 20px;
}

.info-icon {
    width: 42px;
    height: 42px;
    flex-shrink: 0;
    background: var(--rojo);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    color: #fff;
}

.info-item strong {
    display: block;
    color: var(--negro);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 2px;
}

.info-item p { font-size: 15px; color: #555; }

.contact-form {
    background: var(--blanco);
    padding: 2.5rem;
    border-radius: 6px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.form-group { margin-bottom: 1.2rem; }

.form-group label {
    display: block;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: #888;
    margin-bottom: 6px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: 'Barlow', Arial, sans-serif;
    font-size: 15px;
    color: var(--negro);
    background: #fff;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--rojo);
    box-shadow: 0 0 0 3px rgba(200,40,30,0.1);
}

.form-group textarea { resize: vertical; min-height: 110px; }

.submit-button {
    width: 100%;
    padding: 14px;
    background: var(--rojo);
    color: #fff;
    border: none;
    border-radius: 4px;
    font-family: 'Barlow Condensed', Arial, sans-serif;
    font-size: 17px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    cursor: pointer;
    transition: background 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.submit-button:hover { background: var(--rojo-dark); }

/* ══ FOOTER ══ */
.footer {
    background-color: var(--negro);
    color: white;
    padding: 60px 2rem 28px;
    border-top: 2px solid var(--rojo);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto 2.5rem;
}

.footer-logo {
    height: 50px;
    width: auto;
    display: block;
    margin-bottom: 1rem;
}

.footer-section p {
    font-size: 14px;
    color: #888;
    line-height: 1.7;
    max-width: 300px;
    margin-bottom: 8px;
}

.footer-section p i { color: var(--rojo); margin-right: 6px; }

.footer-section h3 {
    font-family: 'Barlow Condensed', Arial, sans-serif;
    font-size: 15px;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--blanco);
    letter-spacing: 2px;
    margin-bottom: 1.2rem;
}

.footer-section ul { list-style: none; }
.footer-section ul li { margin-bottom: 8px; }
.footer-section ul li a { color: #888; text-decoration: none; font-size: 14px; transition: color 0.2s; }
.footer-section ul li a:hover { color: var(--rojo); }

.social-links { display: flex; gap: 10px; margin-top: 1.2rem; flex-wrap: wrap; }

.social-btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 8px 16px;
    border-radius: 3px;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    color: #fff;
    transition: transform 0.2s, opacity 0.2s;
}

.social-btn:hover { transform: translateY(-2px); opacity: 0.9; }
.social-btn.fb { background: #1877f2; }
.social-btn.wa { background: #25d366; }

.footer-bottom {
    text-align: center;
    margin-top: 2rem;
    padding-top: 1.2rem;
    border-top: 1px solid #222;
    color: #555;
    font-size: 13px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

/* ══ WHATSAPP FLOTANTE ══ */
.wa-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 9000;
}

.wa-float a {
    display: flex;
    align-items: center;
    gap: 10px;
    background: #25d366;
    color: #fff;
    padding: 14px 22px;
    border-radius: 50px;
    text-decoration: none;
    font-family: 'Barlow Condensed', Arial, sans-serif;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 1px;
    box-shadow: 0 4px 20px rgba(37,211,102,0.4);
    animation: pulseWA 2.8s infinite;
    white-space: nowrap;
}

.wa-float a i { font-size: 22px; }

@keyframes pulseWA {
    0%,100% { box-shadow: 0 4px 20px rgba(37,211,102,0.4); }
    50%      { box-shadow: 0 4px 32px rgba(37,211,102,0.65), 0 0 0 8px rgba(37,211,102,0.1); }
}

/* ══ ANIMACIONES FADE-IN ══ */
.fade-in,
.about-content,
.service-card,
.contact-form {
    opacity: 0;
    transform: translateY(22px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible,
.about-content.visible,
.service-card.visible,
.contact-form.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ══ RESPONSIVE ══ */
@media (max-width: 960px) {
    .contact-wrap { grid-template-columns: 1fr; gap: 40px; }
    .footer-content { grid-template-columns: 1fr 1fr; }
    .gallery-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
    /* Navbar */
    .menu-toggle { display: block; }

    .nav-menu {
        display: none;
        flex-direction: column;
        gap: 0;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(14,14,14,0.98);
        padding: 1rem 2rem;
        border-bottom: 2px solid var(--rojo);
    }

    .nav-menu.active { display: flex; }
    .nav-menu li { margin: 0.5rem 0; }

    /* Hero */
    .hero { background-attachment: scroll; }
    .hero-stats { gap: 28px; }

    /* Galería */
    .gallery-grid { grid-template-columns: repeat(2, 1fr); }
    .gallery-filters { gap: 8px; }

    /* Personal */
    .personal-grid { grid-template-columns: 1fr 1fr; }

    /* Cards */
    .cards-grid,
    .mission-vision { grid-template-columns: 1fr; }

    /* Unidades */
    .service-grid { grid-template-columns: 1fr 1fr; }

    /* Footer */
    .footer-content { grid-template-columns: 1fr; gap: 2rem; }

    /* WA flotante: solo ícono en móvil */
    .wa-float a { padding: 14px; border-radius: 50%; }
    .wa-float .wa-label { display: none; }
}

@media (max-width: 480px) {
    section { padding: 70px 1.2rem; }
    .service-grid { grid-template-columns: 1fr; }
    .gallery-grid { grid-template-columns: repeat(2, 1fr); }
    .personal-grid { grid-template-columns: 1fr; }
    .hero-stats { gap: 20px; }
    .stat-num { font-size: 38px; }
    .filter-btn { padding: 7px 14px; font-size: 13px; }
}

/* Estilos para los números de WhatsApp */
.whatsapp-link {
    color: var(--blanco); /* Mantiene el color blanco original */
    text-decoration: none; /* Quita el subrayado feo */
    transition: color 0.3s ease; /* Hace que el cambio de color sea suave */
}

/* Efecto cuando el cliente pasa el ratón por encima */
.whatsapp-link:hover {
    color: var(--rojo); /* Cambia al rojo de tu marca para que sepan que es un botón */
    text-decoration: underline; /* Agrega un subrayado sutil al pasar el mouse */
}