:root {
    --primary-color: #22c55e; 
    --primary-hover: #16a34a;
    
    /* Fondos ajustados para cuidar la vista */
    --bg-main: #f8f9fa;       /* Blanco perla / Gris muy tenue para el fondo general */
    --bg-secondary: #f1f5f9;  /* Gris azulado muy suave para diferenciar secciones */
    --bg-card: #ffffff;       /* Blanco puro solo en tarjetas para que resalten */
    
    /* Textos y bordes */
    --text-light: #334155;    /* Gris oscuro (no negro puro) para suavizar la lectura */
    --text-muted: #64748b;    /* Gris medio para textos secundarios */
    --border-color: #e2e8f0;  /* Bordes suaves que no distraen */
    
    --transition: all 0.3s ease-in-out;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: 'Inter', sans-serif; background-color: var(--bg-main); color: var(--text-light); line-height: 1.6; overflow-x: hidden; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }

.container { width: 90%; max-width: 1200px; margin: auto; }
.section-padding { padding: 5rem 0; }
.text-center { text-align: center; }
.text-green { color: var(--primary-color); }
.section-title { font-size: 2.5rem; font-weight: 800; margin-bottom: 1rem; text-transform: uppercase; letter-spacing: 1px; }
.section-subtitle { color: var(--text-muted); font-size: 1.1rem; margin-bottom: 3rem; max-width: 700px; margin-left: auto; margin-right: auto; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; padding: .8rem 2rem; border-radius: 4px; font-weight: 600; cursor: pointer; transition: var(--transition); border: none; font-size: 1rem; }
.btn-primary { background-color: var(--primary-color); color: #ffffff; }
.btn-primary:hover { background-color: var(--primary-hover); box-shadow: 0 0 15px rgba(34, 197, 94, .4); transform: translateY(-2px); color: #ffffff; }
.btn-outline { background: transparent; color: var(--primary-color); border: 2px solid var(--primary-color); }
.btn-outline:hover { background-color: var(--primary-color); color: #ffffff; transform: translateY(-2px); }

/* HEADER Y LOGOTIPO COMBINADO LADO A LADO */
header { position: fixed; top: 0; left: 0; width: 100%; background-color: rgba(255, 255, 255, .95); backdrop-filter: blur(10px); z-index: 1000; border-bottom: 1px solid var(--border-color); transition: var(--transition); }
header.scrolled { box-shadow: 0 4px 20px rgba(0, 0, 0, .08); }
.nav-container { display: flex; justify-content: space-between; align-items: center; height: 80px; }

.logo-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}
.logo-container img {
    height: 40px;
    width: auto;
    object-fit: contain;
}
.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
    letter-spacing: 1px;
}

.nav-links { display: flex; gap: 1.5rem; }
.nav-links a { font-size: .9rem; font-weight: 600; text-transform: uppercase; position: relative; transition: var(--transition); white-space: nowrap; }
.nav-links a::after { content: ''; position: absolute; bottom: -5px; left: 0; width: 0; height: 2px; background-color: var(--primary-color); transition: var(--transition); }
.nav-links a:hover { color: var(--primary-color); }
.nav-links a:hover::after { width: 100%; }
.menu-toggle { display: none; font-size: 1.5rem; cursor: pointer; }

/* HERO */
.hero { min-height: 100vh; display: flex; align-items: center; position: relative; overflow: hidden; }
/* Se cambió el overlay a blanco semitransparente para que el texto oscuro sea legible */
.hero-bg { position: absolute; inset: 0; background: linear-gradient(rgba(255,255,255,.85), rgba(255,255,255,.95)), url('../images/95281.jpg') center/cover no-repeat; z-index: 0; }
.hero-content { position: relative; z-index: 1; max-width: 800px; }
.hero-content h1 { font-size: 3.5rem; font-weight: 800; line-height: 1.2; margin-bottom: 1.5rem; color: var(--text-light); }
.hero-content p { font-size: 1.2rem; color: var(--text-muted); margin-bottom: 2rem; max-width: 650px; }
.hero-buttons { display: flex; gap: 1rem; }

/* EMPRESA */
.nosotros { background-color: var(--bg-secondary); }
.nosotros-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.nosotros-text p { margin-bottom: 1.5rem; color: var(--text-muted); font-size: 1.05rem; }
.propuesta-valor { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.propuesta-item { display: flex; align-items: center; gap: .5rem; }
.propuesta-item i { color: var(--primary-color); }
.mvv-cards { display: grid; gap: 1.5rem; }
/* Sombra sutil para las tarjetas en modo claro */
.mvv-card { background-color: var(--bg-card); padding: 2rem; border-radius: 8px; border-left: 4px solid var(--primary-color); box-shadow: 0 4px 6px rgba(0,0,0,.05); transition: var(--transition); }
.mvv-card h3 { margin-bottom: 1rem; color: var(--primary-color); display: flex; align-items: center; gap: .5rem; }
.valores-grid { display: flex; flex-wrap: wrap; gap: .5rem; }
.valor-tag { background-color: rgba(34,197,94,.1); color: var(--primary-color); padding: .3rem .8rem; border-radius: 20px; font-size: .85rem; border: 1px solid rgba(34,197,94,.2); }

/* VEHÍCULOS */
.vehiculos { background-color: var(--bg-main); }
.vehiculos-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 1.5rem; max-width: 850px; margin: 0 auto; }
.vehiculo-tipo { display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; background-color: var(--bg-card); width: 150px; height: 150px; border-radius: 50%; border: 2px solid var(--border-color); transition: var(--transition); }
.vehiculo-tipo:hover { border-color: var(--primary-color); color: var(--primary-color); transform: scale(1.05); }
.vehiculo-tipo i { font-size: 2rem; margin-bottom: .6rem; }
.vehiculo-tipo span { font-size: .85rem; font-weight: 600; max-width: 110px; }

/* SERVICIOS */
.servicios { background-color: var(--bg-secondary); }
.servicios-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1.5rem; }
.servicio-card { background-color: var(--bg-card); padding: 2.5rem 2rem; border-radius: 8px; text-align: center; transition: var(--transition); border-bottom: 3px solid transparent; box-shadow: 0 4px 6px rgba(0,0,0,.05); }
.servicio-card:hover { transform: translateY(-10px); border-bottom: 3px solid var(--primary-color); box-shadow: 0 10px 30px rgba(0,0,0,.1); }
.servicio-icon { font-size: 3rem; color: var(--primary-color); margin-bottom: 1.5rem; }
.servicio-card h3 { font-size: 1.3rem; margin-bottom: 1rem; }
.servicio-card p { color: var(--text-muted); font-size: .95rem; margin-bottom: 1rem; }
.servicio-lista { text-align: left; margin-top: 1rem; font-size: .9rem; color: var(--text-muted); }
.servicio-lista li { margin-bottom: .5rem; display: flex; gap: .5rem; }
.servicio-lista li i { color: var(--primary-color); font-size: .7rem; margin-top: 6px; }

/* TECNOLOGÍA */
.tecnologia { background: linear-gradient(rgba(248,250,252,.95), rgba(248,250,252,.95)), url('../images/95243.jpg') center/cover fixed; border-top: 1px solid var(--border-color); border-bottom: 1px solid var(--border-color); }
.tech-subtitle { color: var(--text-muted); }
.tech-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 2rem; margin: 0 auto; }
.tech-item { width: 210px; text-align: center; background-color: rgba(255,255,255,.9); padding: 2rem 1rem; border-radius: 8px; border: 1px solid var(--border-color); transition: var(--transition); }
.tech-item:hover { border-color: var(--primary-color); transform: translateY(-5px); box-shadow: 0 10px 20px rgba(0,0,0,.05); }
.tech-item i { font-size: 2.5rem; color: var(--primary-color); margin-bottom: 1rem; }
.tech-item h4 { font-size: 1.05rem; }
.tech-description { color: var(--text-muted); font-size: .85rem; margin-top: .8rem; }

/* TRABAJOS */
.trabajos { background-color: var(--bg-main); }
.galeria-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 1rem; margin-bottom: 0; }
.galeria-item { position: relative; overflow: hidden; border-radius: 8px; cursor: pointer; aspect-ratio: 4 / 3; background-color: var(--bg-secondary); }
.galeria-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.galeria-item:hover img { transform: scale(1.1); }
.galeria-overlay { position: absolute; inset: 0; background: rgba(34,197,94,.8); display: flex; align-items: center; justify-content: center; opacity: 0; transition: var(--transition); }
.galeria-item:hover .galeria-overlay { opacity: 1; }
.galeria-overlay i { color: #ffffff; font-size: 2rem; }

.subsection-title { font-size: 1.8rem; margin-bottom: 1rem; }

/* BUSCADOR DE ESTATUS (GOOGLE SHEETS) */
.buscador-estatus { max-width: 600px; margin: 0 auto 2rem auto; }
.search-box { display: flex; align-items: center; background-color: var(--bg-card); border: 1px solid var(--border-color); border-radius: 8px; padding: 0.5rem; gap: 0.5rem; box-shadow: 0 2px 10px rgba(0,0,0,.02); }
.search-icon { color: var(--text-muted); padding-left: 1rem; }
.search-box input { flex: 1; background: transparent; border: none; color: var(--text-light); font-size: 1rem; padding: 0.5rem; outline: none; }
.estatus-error-msg { color: #ef4444; font-size: 0.9rem; margin-top: 0.5rem; text-align: center; }

.estatus-result-card { max-width: 700px; margin: 0 auto; background-color: var(--bg-card); border: 1px solid var(--border-color); border-radius: 8px; padding: 2rem; box-shadow: 0 4px 15px rgba(0,0,0,.05); animation: fadeIn 0.3s ease-in-out; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } }
.estatus-header { display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--border-color); padding-bottom: 1rem; margin-bottom: 1.5rem; }
.estatus-header h4 { font-size: 1.5rem; color: var(--primary-color); }
.estatus-tag-dynamic { padding: 0.4rem 1rem; border-radius: 20px; font-size: 0.85rem; font-weight: 600; border: 1px solid transparent; }
.info-label { font-size: 0.85rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; }
.estatus-body p { font-size: 1.1rem; margin-bottom: 1.5rem; }
.estatus-fechas { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.estatus-footer { text-align: center; margin-top: 1rem; padding-top: 1.5rem; border-top: 1px solid var(--border-color); }
.btn-link { background: none; border: none; color: var(--text-muted); cursor: pointer; text-decoration: underline; transition: var(--transition); }
.btn-link:hover { color: var(--primary-color); }

/* VIDEO VERTICAL */
.video-section { margin-top: 0; }
.video-container iframe { 
    width: 100%; 
    display: block; 
    aspect-ratio: 9 / 16; 
    border: none;
}
.video-container video { 
    width: 100%; 
    display: block; 
    aspect-ratio: 9 / 16; 
    object-fit: cover;
}

/* CONTACTO */
.contacto { background-color: var(--bg-secondary); }
.contacto-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; }
.contacto-info { background-color: var(--bg-card); padding: 3rem; border-radius: 8px; border-top: 4px solid var(--primary-color); box-shadow: 0 4px 15px rgba(0,0,0,.05); }
.info-item { display: flex; align-items: flex-start; gap: 1.5rem; margin-bottom: 2rem; }
.info-item i { font-size: 1.5rem; color: var(--primary-color); margin-top: 5px; }
.info-item h4 { margin-bottom: .3rem; }
.info-item p { color: var(--text-muted); font-size: .9rem; }
.contact-buttons { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: 2rem; }
.full-button { width: 100%; }
.map-placeholder { margin-top: 2rem; background-color: var(--bg-secondary); padding: 2rem; text-align: center; border-radius: 8px; border: 1px dashed var(--border-color); }
.map-placeholder i { color: var(--border-color); font-size: 3rem; margin-bottom: 1rem; }
.map-placeholder p { color: var(--text-muted); margin-bottom: 1rem; }

.formulario-contacto { display: flex; flex-direction: column; gap: 1.5rem; background-color: var(--bg-card); padding: 2rem; border-radius: 8px; box-shadow: 0 4px 15px rgba(0,0,0,.05); border: 1px solid var(--border-color); }
.form-group { display: flex; flex-direction: column; gap: .5rem; }
.form-group label { font-weight: 600; font-size: .9rem; color: var(--text-muted); }
.form-control { background-color: var(--bg-main); border: 1px solid var(--border-color); color: var(--text-light); padding: 1rem; border-radius: 4px; font-family: inherit; font-size: 1rem; transition: var(--transition); }
.form-control:focus { outline: none; border-color: var(--primary-color); box-shadow: 0 0 5px rgba(34,197,94,.2); }
textarea.form-control { resize: vertical; min-height: 120px; }
.submit-button { width: 100%; margin-top: 1rem; }
.form-note { text-align: center; font-size: .85rem; color: var(--text-muted); }

/* FOOTER */
footer { background-color: #f1f5f9; padding: 4rem 0 1.5rem; border-top: 1px solid var(--border-color); }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 3rem; margin-bottom: 3rem; }
.footer-logo img { height: 100px; width: auto; }
.footer-desc { color: var(--text-muted); font-size: .95rem; margin-top: 1rem; }
.footer-title { font-size: 1.2rem; margin-bottom: 1.5rem; padding-bottom: .5rem; border-bottom: 2px solid var(--primary-color); color: var(--text-light); }
.footer-links li { margin-bottom: .8rem; color: var(--text-muted); }
.footer-links a { color: var(--text-muted); transition: var(--transition); }
.footer-links a:hover { color: var(--primary-color); }
.footer-links i { width: 25px; }
.footer-social { display: flex; gap: 1rem; margin-top: 1.5rem; }
.footer-social a { display: flex; align-items: center; justify-content: center; width: 40px; height: 40px; background-color: #ffffff; border: 1px solid var(--border-color); border-radius: 50%; transition: var(--transition); color: var(--text-muted); }
.footer-social a:hover { background-color: var(--primary-color); color: #ffffff; border-color: var(--primary-color); transform: translateY(-3px); }
.footer-bottom { text-align: center; padding-top: 1.5rem; border-top: 1px solid var(--border-color); color: var(--text-muted); font-size: .9rem; }

/* BOTONES FLOTANTES */
.floating-contact-group {
    position: fixed;
    bottom: 40px;
    right: 40px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.float-btn {
    width: 55px;
    height: 55px;
    border-radius: 50%;
    color: white;
    font-size: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    box-shadow: 0 4px 10px rgba(0,0,0,.15);
    text-decoration: none;
}

.float-btn:hover { transform: scale(1.1); }
.whatsapp-float { background-color: #25d366; }
.whatsapp-float:hover { background-color: #1ebe57; }
.phone-float { background-color: #3b82f6; }
.phone-float:hover { background-color: #2563eb; }
.email-float { background-color: #f59e0b; }
.email-float:hover { background-color: #d97706; }

/* LIGHTBOX (Se mantiene oscuro para resaltar las imágenes) */
.lightbox { display: none; position: fixed; inset: 0; z-index: 2000; background-color: rgba(0,0,0,.95); align-items: center; justify-content: center; }
.lightbox.active { display: flex; }
.lightbox-content { max-width: 90%; max-height: 90vh; border-radius: 4px; }
.lightbox-close { position: absolute; top: 20px; right: 30px; font-size: 3rem; cursor: pointer; color: white; }
.lightbox-prev, .lightbox-next { position: absolute; top: 50%; transform: translateY(-50%); color: white; font-size: 3rem; font-weight: bold; padding: 1rem; cursor: pointer; user-select: none; transition: var(--transition); z-index: 2001; }
.lightbox-prev { left: 20px; }
.lightbox-next { right: 20px; }
.lightbox-prev:hover, .lightbox-next:hover { color: var(--primary-color); }

/* ANIMACIONES */
.reveal { opacity: 0; transform: translateY(30px); transition: all .8s ease-out; }
.reveal.active { opacity: 1; transform: translateY(0); }


/* ==========================================
   INTERACTIVIDAD SERVICIOS Y TECNOLOGÍA
========================================== */
.servicio-clickable {
    cursor: pointer;
    transition: var(--transition);
}
.servicio-clickable:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

.tech-clickable {
    cursor: pointer;
    position: relative;
    transition: var(--transition);
}
.tech-hint {
    font-size: 0.85rem;
    color: var(--primary-color);
    margin-top: 12px;
    font-weight: 600;
    opacity: 0;
    transition: var(--transition);
}
.tech-clickable:hover .tech-hint {
    opacity: 1;
}

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */
@media screen and (max-width: 1200px) { 
    .servicios-grid { grid-template-columns: repeat(3, 1fr); } 
}

@media screen and (max-width: 1050px) {
    .menu-toggle { display: none !important; }
    
    .nav-container { 
        flex-direction: column; 
        height: auto; 
        padding: 10px 0; 
        gap: 5px;
    }
    
    header nav {
        width: 100%;
        overflow-x: auto;
        -ms-overflow-style: none;
        scrollbar-width: none;
    }
    header nav::-webkit-scrollbar {
        display: none;
    }
    
    .nav-links {
        display: flex !important;
        position: static !important;
        flex-direction: row !important;
        width: max-content;
        height: auto !important;
        background: transparent !important;
        padding: 0 15px;
        margin: 0 auto;
        gap: 1rem !important;
    }
    
    .nav-links a { 
        font-size: 0.75rem !important;
        letter-spacing: 0.5px;
    }
}

@media screen and (max-width: 992px) {
    .nosotros-grid, .contacto-grid { grid-template-columns: 1fr; }
    .hero-content h1 { font-size: 2.8rem; }
}

@media screen and (max-width: 768px) {
    .servicios-grid { grid-template-columns: 1fr; }
    .hero-content h1 { font-size: 2.2rem; }
    .hero-buttons { flex-direction: column; }
    .section-title { font-size: 2rem; }
    .propuesta-valor { grid-template-columns: 1fr; }
    .whatsapp-float { width: 50px; height: 50px; bottom: 20px; right: 20px; font-size: 25px; }
}