@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&display=swap');

/* =========================================
   VARIABLES GLOBALES
   Fondo blanco · Acento naranja · Futurista
   Fuente: Space Grotesk
   ========================================= */
:root {
    --color-bg:          #ffffff;
    --color-bg-soft:     #f7f7f5;
    --color-bg-panel:    #f2f1ef;
    --color-surface:     #ffffff;
    --color-border:      #e8e7e4;
    --color-border-dark: #d0cec9;

    --color-text-primary:   #111110;
    --color-text-secondary: #5c5c57;
    --color-text-muted:     #9a9a94;

    --color-accent:       #FF6B2B;
    --color-accent-light: #fff1ea;
    --color-accent-hover: #e05520;

    --radius-sm:  4px;
    --radius-md:  8px;
    --radius-lg:  12px;
    --radius-xl:  20px;
    --radius-pill: 999px;

    --shadow-sm: 0 1px 3px rgba(0,0,0,0.07), 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08), 0 2px 4px rgba(0,0,0,0.04);
    --shadow-lg: 0 12px 32px rgba(0,0,0,0.10), 0 4px 8px rgba(0,0,0,0.04);

    --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);

    --font-sans: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'Space Grotesk', monospace;
}

/* --- RESET & FUENTE GLOBAL --- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--font-sans) !important;
}

html, body {
    background-color: var(--color-bg);
    color: var(--color-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    font-family: var(--font-sans) !important;
}

h1, h2, h3, h4, h5, h6, input, select, textarea, button, a, span, p, label, small, address {
    font-family: var(--font-sans) !important;
}

address {
    font-style: normal;
}

/* =========================================
   CABECERA Y MENÚ
   ========================================= */
header {
    background-color: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: var(--color-text-primary);
    padding: 0 5%;
    height: 68px;
    display: flex;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--color-border);
    transition: box-shadow var(--transition);
}

header.scrolled {
    box-shadow: var(--shadow-sm);
}

.menu-principal {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo a {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    line-height: 0;
    padding: 4px 0;
}

.logo-img-header {
    height: 52px;
    width: auto;
    display: block;
    filter: brightness(0);
    transition: filter var(--transition), transform var(--transition);
}

.logo a:hover .logo-img-header {
    filter: none;
    transform: scale(1.05);
}

/* Botón Hamburguesa Móvil */
.menu-toggle {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 8px;
    width: 40px;
    height: 40px;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    align-items: center;
    border-radius: var(--radius-md);
    transition: background-color var(--transition);
    z-index: 1001;
}

.menu-toggle:hover {
    background-color: var(--color-bg-panel);
}

.menu-toggle .barra {
    display: block;
    width: 22px;
    height: 2px;
    background-color: var(--color-text-primary);
    border-radius: 2px;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.menu-toggle.activo .barra:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.menu-toggle.activo .barra:nth-child(2) {
    opacity: 0;
}

.menu-toggle.activo .barra:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Backdrop para oscurecer el fondo al abrir menú móvil */
.menu-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(3px);
    -webkit-backdrop-filter: blur(3px);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition);
    z-index: 998;
}

.menu-backdrop.activo {
    opacity: 1;
    pointer-events: auto;
}

.nav-links {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.nav-links a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    padding: 7px 14px;
    border-radius: var(--radius-md);
    transition: all var(--transition);
    letter-spacing: 0.02em;
}

.nav-links a:hover {
    color: var(--color-text-primary);
    background-color: var(--color-bg-panel);
}

.nav-links a.active {
    color: var(--color-accent);
    font-weight: 600;
    background-color: var(--color-accent-light);
}

.nav-links .btn-nav {
    background-color: var(--color-accent);
    color: #ffffff !important;
    font-weight: 600;
    border-radius: var(--radius-md);
    padding: 8px 18px;
    margin-left: 6px;
}

.nav-links .btn-nav:hover {
    background-color: var(--color-accent-hover);
    color: #ffffff !important;
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.nav-links .btn-nav.active {
    background-color: var(--color-accent-hover);
    color: #ffffff !important;
}

.flecha {
    font-size: 0.65rem;
    margin-left: 4px;
    display: inline-block;
    transition: transform 0.25s ease;
    opacity: 0.6;
}

/* --- DROPDOWN (SERVICIOS AÉREOS) --- */
.dropdown {
    position: relative;
    display: inline-flex;
    align-items: center;
}

.dropdown-content {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    margin-top: 4px;
    background-color: var(--color-surface);
    min-width: 280px;
    box-shadow: var(--shadow-lg);
    list-style: none;
    padding: 8px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    z-index: 1200;
}

/* Puente invisible para no perder el hover al mover el ratón */
.dropdown-content::before {
    content: '';
    position: absolute;
    top: -14px;
    left: 0;
    width: 100%;
    height: 14px;
}

.dropdown-content li {
    width: 100%;
}

.dropdown-content li a {
    padding: 10px 14px;
    display: block;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    border-radius: var(--radius-md);
    transition: all var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.dropdown-content li a:hover,
.dropdown-content li a.active {
    background-color: var(--color-accent-light);
    color: var(--color-accent);
    padding-left: 18px;
}

.dropdown:hover .dropdown-content,
.dropdown.abierto .dropdown-content,
.dropdown:focus-within .dropdown-content {
    display: block;
}

.dropdown:hover .flecha,
.dropdown.abierto .flecha {
    transform: rotate(180deg);
    opacity: 1;
    color: var(--color-accent);
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 68px;
        right: -100%;
        width: 300px;
        max-width: 85vw;
        height: calc(100vh - 68px);
        background: var(--color-surface);
        flex-direction: column;
        align-items: stretch;
        padding: 20px 16px;
        gap: 6px;
        box-shadow: var(--shadow-lg);
        border-left: 1px solid var(--color-border);
        transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        overflow-y: auto;
        z-index: 999;
    }

    .nav-links.abierto {
        right: 0;
    }

    .nav-links li {
        width: 100%;
    }

    .nav-links a {
        display: block;
        width: 100%;
        padding: 12px 16px;
        font-size: 0.95rem;
    }

    .nav-links .btn-nav {
        margin-left: 0;
        margin-top: 10px;
        text-align: center;
    }

    .dropdown-content {
        position: static;
        box-shadow: none;
        border: 1px solid var(--color-border);
        margin: 6px 0 6px 12px;
        background: var(--color-bg-soft);
        display: none;
        min-width: auto;
    }

    .dropdown.abierto .dropdown-content {
        display: block;
    }

    .dropdown.abierto .flecha {
        transform: rotate(180deg);
    }

    body.menu-abierto {
        overflow: hidden;
    }
}

/* =========================================
   BOTONES
   ========================================= */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: var(--color-accent);
    color: #ffffff;
    padding: 11px 24px;
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.9rem;
    margin-top: 20px;
    transition: all var(--transition);
    letter-spacing: 0.03em;
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: rgba(255,255,255,0.15);
    transition: left 0.4s ease;
}

.btn:hover::before { left: 100%; }

.btn:hover {
    background-color: var(--color-accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(255, 107, 43, 0.35);
}

.btn:active { transform: translateY(0); }

.btn-transparente {
    background: transparent;
    border: 1.5px solid var(--color-accent);
    color: var(--color-accent);
}

.btn-transparente:hover {
    background: var(--color-accent);
    color: #fff;
}

.btn-grande {
    font-size: 1.05rem;
    padding: 14px 36px;
}

.btn-secundario {
    background-color: rgba(255, 255, 255, 0.12);
    color: #ffffff !important;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-secundario:hover {
    background-color: rgba(255, 255, 255, 0.25);
    border-color: #ffffff;
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

/* =========================================
   HERO PORTADA (FUTURISTA & ALTO IMPACTO)
   ========================================= */
.hero-portada {
    position: relative;
    min-height: 88vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: #0d0d0d;
    padding: 80px 20px;
    overflow: hidden;
}

/* Hero con foto en home optimizada y contenida */
.hero-foto-home {
    position: relative;
    width: 100%;
    background: var(--color-bg);
    padding: 2.5rem 1.5rem 1rem 1.5rem;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-foto-wrap {
    width: 100%;
    max-width: 880px;
    margin: 0 auto;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-foto-img {
    width: 100%;
    height: auto;
    display: block;
}

.overlay-hero {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 50%, rgba(255, 107, 43, 0.08) 0%, rgba(0, 0, 0, 0.7) 100%),
                repeating-linear-gradient(0deg, rgba(255,255,255,0.015) 0px, rgba(255,255,255,0.015) 1px, transparent 1px, transparent 40px);
    pointer-events: none;
    z-index: 1;
}

.hero-portada .contenido-hero {
    position: relative;
    z-index: 2;
    max-width: 920px;
    margin: 0 auto;
}

.badge-hero {
    display: inline-block;
    background: rgba(255, 107, 43, 0.15);
    color: var(--color-accent);
    border: 1px solid rgba(255, 107, 43, 0.4);
    padding: 6px 18px;
    border-radius: var(--radius-pill);
    font-size: 0.82rem;
    font-family: var(--font-mono);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    backdrop-filter: blur(6px);
}

.hero-portada h1 {
    font-size: 3.6rem;
    font-weight: 800;
    color: #ffffff;
    line-height: 1.12;
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
}

.hero-portada .subtitulo {
    font-size: 1.25rem;
    color: #d1d1cc;
    max-width: 780px;
    margin: 0 auto 2.5rem auto;
    line-height: 1.7;
}

.hero-botones {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

@media (max-width: 768px) {
    .hero-portada h1 { font-size: 2.3rem; }
    .hero-portada .subtitulo { font-size: 1.05rem; }
    .hero-botones { flex-direction: column; align-items: stretch; }
    .hero-botones .btn { width: 100%; justify-content: center; }
}

/* =========================================
   BARRA DE CONFIANZA & SELLOS OFICIALES
   ========================================= */
.barra-confianza {
    background-color: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: 24px 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
}

.grid-confianza {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
}

.item-confianza {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 8px 14px;
    border-radius: var(--radius-md);
    transition: transform var(--transition);
}

.item-confianza:hover {
    transform: translateY(-2px);
}

.icono-confianza {
    font-size: 2rem;
    line-height: 1;
    flex-shrink: 0;
}

.texto-confianza strong {
    display: block;
    font-size: 0.95rem;
    color: var(--color-text-primary);
    font-family: var(--font-mono);
}

.texto-confianza span {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.tag-seccion {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--color-accent);
    background-color: var(--color-accent-light);
    border: 1px solid rgba(255, 107, 43, 0.25);
    padding: 4px 14px;
    border-radius: var(--radius-pill);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

/* =========================================
   HERO CLÁSICO
   ========================================= */
.hero {
    background-color: var(--color-bg-soft);
    padding: 110px 5% 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -60px; right: -60px;
    width: 400px; height: 400px;
    background: radial-gradient(circle, rgba(255,107,43,0.08) 0%, transparent 70%);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -40px; left: -40px;
    width: 300px; height: 300px;
    background: radial-gradient(circle, rgba(255,107,43,0.05) 0%, transparent 70%);
    pointer-events: none;
}

.hero h1 {
    font-size: 3.2rem;
    font-weight: 700;
    margin-bottom: 1.2rem;
    color: var(--color-text-primary);
    line-height: 1.15;
    letter-spacing: -0.02em;
}

/* =========================================
   UTILIDADES
   ========================================= */
.contenedor {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

.titulo-seccion {
    text-align: center;
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: var(--color-text-primary);
    letter-spacing: -0.02em;
}

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

/* Etiqueta superior estilo consola */
.label-tecnico {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-accent);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
    display: block;
}

/* =========================================
   SERVICIOS
   ========================================= */
.seccion-servicios {
    padding: 90px 0;
    background-color: var(--color-bg);
}

.grid-servicios {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.tarjeta-servicio {
    background-color: var(--color-surface);
    padding: 2rem 1.75rem;
    border-radius: var(--radius-lg);
    text-align: center;
    border: 1px solid var(--color-border);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.tarjeta-servicio::before {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 100%; height: 3px;
    background: var(--color-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
}

.tarjeta-servicio:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-border-dark);
}

.tarjeta-servicio:hover::before {
    transform: scaleX(1);
}

.tarjeta-servicio:hover::after {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,107,43,0.04), transparent);
    animation: scanner 0.7s ease forwards;
}

@keyframes scanner {
    to { left: 100%; }
}

.icono-servicio {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.tarjeta-servicio h3 {
    margin-bottom: 0.75rem;
    color: var(--color-accent);
    font-size: 1.05rem;
    font-weight: 600;
    font-family: var(--font-mono);
    letter-spacing: 0.05em;
}

.tarjeta-servicio p {
    color: var(--color-text-secondary);
    font-size: 0.92rem;
}

/* =========================================
   SECCIONES GENERALES
   ========================================= */
.seccion {
    padding: 90px 0;
    scroll-margin-top: 70px;
}

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

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

.seccion h2 {
    text-align: center;
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
    color: var(--color-text-primary);
    letter-spacing: -0.02em;
}

.seccion p {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 1.5rem auto;
    color: var(--color-text-secondary);
    font-size: 1.05rem;
    line-height: 1.75;
}

/* =========================================
   NUESTRO PROCESO (cards)
   ========================================= */
.grid-tres-columnas {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
}

.paso {
    background: var(--color-surface);
    padding: 2.25rem 1.75rem;
    border-radius: var(--radius-lg);
    text-align: center;
    border: 1px solid var(--color-border);
    border-top: 3px solid var(--color-accent);
    transition: all var(--transition);
    box-shadow: var(--shadow-sm);
}

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

.paso h3 {
    margin-bottom: 0.75rem;
    color: var(--color-accent);
    font-size: 1.05rem;
    font-weight: 600;
    font-family: var(--font-mono);
    letter-spacing: 0.04em;
}

.paso p {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
}

/* =========================================
   HERO CON VIDEO
   ========================================= */
.hero-video {
    position: relative;
    height: 80vh;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    overflow: hidden;
}

.video-fondo {
    position: absolute;
    top: 50%; left: 50%;
    min-width: 100%; min-height: 100%;
    width: auto; height: auto;
    transform: translateX(-50%) translateY(-50%);
    z-index: -2;
}

.overlay {
    position: absolute;
    inset: 0;
    background-color: rgba(10, 10, 10, 0.6);
    z-index: -1;
}

.contenido-hero {
    position: relative;
    z-index: 1;
    max-width: 800px;
    padding: 0 20px;
}

.contenido-hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    line-height: 1.15;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.contenido-hero .subtitulo {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: rgba(255,255,255,0.85);
}

.texto-destacado {
    font-size: 1.15rem !important;
    font-weight: 500;
    color: var(--color-text-primary) !important;
    line-height: 1.8;
}

/* =========================================
   LISTA DE APLICACIONES
   ========================================= */
.lista-aplicaciones {
    max-width: 800px;
    margin: 0 auto;
    list-style: none;
}

.lista-aplicaciones li {
    background: var(--color-surface);
    margin-bottom: 8px;
    padding: 14px 20px;
    border-left: 3px solid var(--color-accent);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
    border-left: 3px solid var(--color-accent);
    transition: all var(--transition);
    font-size: 0.95rem;
}

.lista-aplicaciones li:hover {
    background: var(--color-accent-light);
    color: var(--color-text-primary);
    transform: translateX(4px);
}

.grid-aplicaciones-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

@media (max-width: 950px) {
    .grid-aplicaciones-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .grid-aplicaciones-cards {
        grid-template-columns: 1fr;
    }
}

.tarjeta-aplicacion {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.75rem 1.5rem;
    display: flex;
    align-items: flex-start;
    gap: 16px;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.tarjeta-aplicacion:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
}

.app-icono {
    font-size: 2.2rem;
    line-height: 1;
    flex-shrink: 0;
}

.app-info h3 {
    font-size: 1.05rem;
    color: var(--color-text-primary);
    margin-bottom: 0.4rem;
    font-family: var(--font-mono);
}

.app-info p {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    line-height: 1.5;
    margin: 0;
    text-align: left;
}

/* =========================================
   CAJA CONTACTO
   ========================================= */
.caja-contacto {
    background: var(--color-bg-soft);
    border: 1px solid var(--color-border);
    padding: 3rem;
    border-radius: var(--radius-xl);
    margin-top: 3rem;
}

.caja-contacto h3 {
    margin-bottom: 1.5rem;
    font-size: 1.6rem;
    color: var(--color-accent);
    font-family: var(--font-mono);
}

/* =========================================
   HERO SIMPLE
   ========================================= */
.hero-simple {
    background-color: var(--color-bg-soft);
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text-primary);
    padding: 80px 5%;
}

.hero-simple h1 {
    font-size: 3rem;
    color: var(--color-text-primary);
    margin-bottom: 10px;
    font-weight: 700;
    letter-spacing: -0.025em;
}

/* =========================================
   ZIGZAG PROCESO
   ========================================= */
.seccion-proceso { padding: 100px 0; }

.fila-zigzag {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 5rem;
}

.fila-zigzag.invertido { flex-direction: row-reverse; }

.col-texto { flex: 1; }
.col-imagen { flex: 1; }

.col-imagen img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    display: block;
    border: 1px solid var(--color-border);
}

.numero-paso {
    display: block;
    font-size: 4rem;
    font-weight: 800;
    color: var(--color-border-dark);
    line-height: 1;
    margin-bottom: -12px;
    font-family: var(--font-mono);
    letter-spacing: -0.04em;
}

.col-texto h2 {
    font-size: 2.2rem;
    margin-bottom: 0.4rem;
    text-align: left;
    color: var(--color-text-primary);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.col-texto h3 {
    color: var(--color-accent);
    margin-bottom: 1.5rem;
    font-size: 1rem;
    text-align: left;
    font-family: var(--font-mono);
    letter-spacing: 0.05em;
    font-weight: 600;
}

.col-texto p {
    text-align: left;
    margin: 0 0 1.25rem 0;
    color: var(--color-text-secondary);
    font-size: 1rem;
}

.etiquetas-equipo {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 1.5rem;
}

.tag {
    background-color: var(--color-accent-light);
    color: var(--color-accent);
    padding: 6px 14px;
    border-radius: var(--radius-pill);
    font-size: 0.78rem;
    font-weight: 600;
    border: 1px solid rgba(255,107,43,0.25);
    font-family: var(--font-mono);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

@media (max-width: 900px) {
    .fila-zigzag, .fila-zigzag.invertido {
        flex-direction: column;
        gap: 2.5rem;
    }
    .col-texto h2, .col-texto h3, .col-texto p { text-align: center; }
    .etiquetas-equipo { justify-content: center; }
    .numero-paso { text-align: center; }
}

/* =========================================
   TARJETAS CON IMAGEN
   ========================================= */
.tarjeta-servicio-detalle {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
    text-align: center;
    padding-bottom: 1.75rem;
    transition: all var(--transition);
    box-shadow: var(--shadow-sm);
}

.tarjeta-servicio-detalle:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-border-dark);
}

.img-tarjeta {
    width: 100%;
    height: 210px;
    object-fit: cover;
    margin-bottom: 1.5rem;
}

.tarjeta-servicio-detalle h3 {
    color: var(--color-accent);
    margin-bottom: 0.75rem;
    padding: 0 1rem;
    font-family: var(--font-mono);
    font-size: 0.95rem;
    letter-spacing: 0.05em;
}

.tarjeta-servicio-detalle p {
    color: var(--color-text-secondary);
    padding: 0 1.5rem;
    font-size: 0.92rem;
}

/* =========================================
   PARQUE AÉREO / CAJAS EDITORIALES
   ========================================= */
.grid-dos-columnas {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.caja-editorial {
    background: var(--color-surface);
    padding: 2.5rem 2rem;
    border-radius: var(--radius-lg);
    border-left: 3px solid var(--color-accent);
    border: 1px solid var(--color-border);
    border-left: 3px solid var(--color-accent);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.caja-editorial:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.icono-editorial {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.caja-editorial h3 {
    font-size: 1.1rem;
    color: var(--color-accent);
    margin-bottom: 1.25rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-family: var(--font-mono);
    font-weight: 700;
}

.caja-editorial p {
    color: var(--color-text-secondary);
    font-size: 1rem;
    line-height: 1.75;
    text-align: justify;
}

@media (max-width: 768px) {
    .grid-dos-columnas { grid-template-columns: 1fr; }
}

/* =========================================
   CONTACTO
   ========================================= */
.grid-contacto {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 3rem;
    margin-top: 2rem;
}

.caja-formulario {
    background: var(--color-surface);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

.grupo-input { margin-bottom: 1.25rem; }

.grupo-input label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--color-text-primary);
    font-size: 0.875rem;
}

.formulario-web input[type="text"],
.formulario-web input[type="email"],
.formulario-web input[type="tel"],
.formulario-web select,
.formulario-web textarea {
    width: 100%;
    padding: 11px 14px;
    background: var(--color-bg-soft);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    color: var(--color-text-primary);
    transition: all var(--transition);
    font-family: inherit;
}

.formulario-web select {
    cursor: pointer;
    background-color: var(--color-bg-soft);
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235c5c57' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 14px center;
    background-size: 16px;
    padding-right: 40px;
}

.formulario-web input:focus,
.formulario-web select:focus,
.formulario-web textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    background: var(--color-surface);
    box-shadow: 0 0 0 3px rgba(255, 107, 43, 0.12);
}

.formulario-web textarea:hover,
.formulario-web select:hover,
.formulario-web input:hover {
    border-color: var(--color-border-dark);
}

.grid-dos-campos {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

@media (max-width: 600px) {
    .grid-dos-campos {
        grid-template-columns: 1fr;
    }
}

.grupo-checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 1.75rem;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.grupo-checkbox a {
    color: var(--color-accent);
    text-decoration: underline;
}

.btn-submit {
    width: 100%;
    border: none;
    cursor: pointer;
    justify-content: center;
}

.alerta {
    padding: 16px 20px;
    border-radius: var(--radius-lg);
    margin-bottom: 2rem;
    font-size: 0.95rem;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    text-align: left;
    box-shadow: var(--shadow-sm);
}

.alerta-icono {
    font-size: 1.3rem;
    line-height: 1;
    flex-shrink: 0;
}

.alerta.exito { 
    background-color: #ecfdf5; 
    color: #065f46; 
    border: 1px solid #a7f3d0; 
    border-left: 5px solid #10b981;
}

.alerta.error { 
    background-color: #fef2f2; 
    color: #991b1b; 
    border: 1px solid #fecaca; 
    border-left: 5px solid #ef4444;
}

.grid-contacto-superior {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.caja-mapa {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    overflow: hidden;
    min-height: 380px;
}

.datos-contacto-inferior {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3.5rem;
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
}

.dato-item {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: 2.5rem 1.75rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.dato-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
}

.dato-icono {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--color-accent-light);
    border: 1px solid rgba(255, 107, 43, 0.35);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.2rem;
    line-height: 1;
    margin-bottom: 1.25rem;
    flex-shrink: 0;
}

.dato-texto h3 {
    color: var(--color-text-primary);
    font-family: var(--font-mono);
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
}

.dato-texto p,
.dato-texto address {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0;
    font-style: normal;
}

.dato-texto p strong,
.dato-texto address strong {
    color: var(--color-text-primary);
}

.email-enlace-destacado {
    display: inline-block;
    color: var(--color-accent) !important;
    font-weight: 700;
    font-size: 1.05rem;
    text-decoration: none;
    transition: transform var(--transition), color var(--transition);
    margin-bottom: 4px;
}

.email-enlace-destacado:hover {
    color: var(--color-accent-hover) !important;
    transform: scale(1.04);
}

@media (max-width: 900px) {
    .grid-contacto-superior { grid-template-columns: 1fr; }
    .datos-contacto-inferior {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin-top: 2.5rem;
    }
}

/* =========================================
   HOME — PILARES / ALIANZAS
   ========================================= */
.grid-cuatro-columnas {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 1.25rem;
}

.tarjeta-pilar {
    background: var(--color-surface);
    padding: 2rem 1.5rem;
    border-radius: var(--radius-lg);
    text-align: center;
    border: 1px solid var(--color-border);
    border-top: 3px solid var(--color-accent);
    transition: all var(--transition);
    box-shadow: var(--shadow-sm);
}

.tarjeta-pilar:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.icono-pilar {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.tarjeta-pilar h3 {
    font-size: 0.95rem;
    color: var(--color-accent);
    margin-bottom: 0.75rem;
    font-family: var(--font-mono);
    font-weight: 700;
    letter-spacing: 0.04em;
}

.tarjeta-pilar p {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

.caja-alianza {
    background: var(--color-surface);
    padding: 2.5rem 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
}

.caja-alianza:hover {
    box-shadow: var(--shadow-md);
}

.icono-alianza {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.caja-alianza h3 {
    color: var(--color-accent);
    margin-bottom: 1rem;
    font-size: 1.2rem;
    font-family: var(--font-mono);
    font-weight: 700;
    letter-spacing: 0.04em;
}

.caja-alianza p {
    color: var(--color-text-secondary);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* =========================================
   FOOTER
   ========================================= */
.footer-principal {
    background-color: var(--color-bg-soft);
    border-top: 1px solid var(--color-border);
    color: var(--color-text-muted);
    padding-top: 4rem;
}

.grid-footer {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 2.5rem;
    margin-bottom: 3rem;
}

.footer-columna h3 {
    color: var(--color-text-primary);
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
    font-family: var(--font-mono);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.footer-logo {
    font-size: 1.5rem !important;
    font-weight: 700;
    color: var(--color-accent) !important;
    font-family: var(--font-mono) !important;
    letter-spacing: 2px;
}

.footer-columna p {
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 0.75rem;
    color: var(--color-text-secondary);
}

.sede-footer a {
    color: var(--color-accent);
    text-decoration: none;
    font-weight: 500;
}

.footer-links { list-style: none; }
.footer-links li { margin-bottom: 0.6rem; }

.footer-links a {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: all var(--transition);
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--color-accent);
    padding-left: 5px;
}

.redes-sociales {
    display: flex;
    gap: 10px;
    margin-top: 1.25rem;
    flex-wrap: wrap;
}

.social-link {
    background-color: var(--color-surface);
    color: var(--color-text-secondary);
    width: 42px;
    height: 42px;
    border-radius: var(--radius-md);
    text-decoration: none;
    border: 1px solid var(--color-border);
    transition: all var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-sm);
}

.social-link svg {
    transition: transform var(--transition);
}

.social-link:hover {
    background-color: var(--color-accent);
    color: #ffffff;
    border-color: var(--color-accent);
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(255, 107, 43, 0.35);
}

.social-link:hover svg {
    transform: scale(1.1);
}

.footer-bottom {
    background-color: var(--color-bg-panel);
    padding: 1.25rem 0;
    text-align: center;
    border-top: 1px solid var(--color-border);
}

.footer-bottom p {
    margin: 0;
    font-size: 0.82rem;
    color: var(--color-text-muted);
}

@media (max-width: 768px) {
    .grid-footer { text-align: center; }
    .redes-sociales { justify-content: center; }
    .footer-links a:hover { padding-left: 0; }
}

/* =========================================
   PÁGINAS LEGALES
   ========================================= */
.hero-legal {
    background-color: var(--color-bg-soft);
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text-primary);
    padding: 60px 0;
}

.hero-legal h1 {
    color: var(--color-text-primary);
    margin: 0;
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.seccion-legal { padding: 60px 0 100px 0; }

.contenedor-legal {
    max-width: 760px;
    margin: 0 auto;
    background: var(--color-surface);
    padding: 40px 50px;
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

.contenedor-legal h2 {
    font-size: 1.6rem;
    margin-bottom: 2rem;
    text-align: center;
    color: var(--color-text-primary);
    font-weight: 700;
}

.contenedor-legal h3 {
    font-size: 1rem;
    color: var(--color-accent);
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    font-family: var(--font-mono);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.contenedor-legal p, .contenedor-legal li {
    font-size: 0.97rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 1rem;
    text-align: justify;
}

.contenedor-legal ul { margin-left: 1.75rem; margin-bottom: 1.5rem; }

@media (max-width: 768px) {
    .contenedor-legal { padding: 28px 20px; }
}

/* =========================================
   ANIMACIONES DE SCROLL
   ========================================= */
.reveal,
.reveal-left,
.reveal-right {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal-left { transform: translateX(-24px); }
.reveal-right { transform: translateX(24px); }

.reveal.active,
.reveal-left.active,
.reveal-right.active {
    opacity: 1;
    transform: translate(0, 0);
}

.delay-1 { transition-delay: 0.08s; }
.delay-2 { transition-delay: 0.16s; }
.delay-3 { transition-delay: 0.24s; }
.delay-4 { transition-delay: 0.32s; }

/* =========================================
   MICRO-DETALLES FUTURISTAS
   ========================================= */

/* Línea separadora estilo consola */
.divider-tech {
    border: none;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border-dark), transparent);
    margin: 4rem 0;
}

/* Número de paso con look de terminal */
.numero-paso, .tag, .dato-item h3, .tarjeta-servicio h3,
.tarjeta-pilar h3, .caja-alianza h3, .paso h3,
.caja-editorial h3, .caja-contacto h3, .footer-columna h3,
.contenedor-legal h3 {
    font-family: var(--font-mono);
}

/* Foco visible para accesibilidad */
a:focus-visible,
button:focus-visible,
input:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
}

/* Scrollbar discreta */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--color-bg-soft); }
::-webkit-scrollbar-thumb { background: var(--color-border-dark); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--color-accent); }

/* Selección de texto */
::selection {
    background: rgba(255, 107, 43, 0.18);
    color: var(--color-text-primary);
}

/* =========================================
   BOTÓN FLOTANTE WHATSAPP (CRO)
   ========================================= */
.whatsapp-flotante {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 990;
}

.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background-color: #25D366;
    color: #ffffff !important;
    text-decoration: none;
    padding: 12px 20px 12px 16px;
    border-radius: var(--radius-pill);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.35), 0 2px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease;
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 0.01em;
}

.btn-whatsapp:hover {
    background-color: #20ba59;
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 10px 25px rgba(37, 211, 102, 0.45), 0 4px 10px rgba(0, 0, 0, 0.15);
    color: #ffffff !important;
}

.icono-wa {
    width: 24px;
    height: 24px;
    fill: currentColor;
    flex-shrink: 0;
}

.texto-wa {
    white-space: nowrap;
}

@media (max-width: 768px) {
    .whatsapp-flotante {
        bottom: 20px;
        right: 20px;
    }

    .btn-whatsapp {
        padding: 14px;
        border-radius: 50%;
        width: 54px;
        height: 54px;
        justify-content: center;
    }

    .texto-wa {
        display: none;
    }

    .icono-wa {
        width: 28px;
        height: 28px;
    }
}

/* =========================================
   COMPARADOR ANTES / DESPUÉS (INTERACTIVO)
   ========================================= */
.comparador-wrapper {
    max-width: 960px;
    margin: 0 auto;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-border);
}

.comparador-contenedor {
    position: relative;
    width: 100%;
    height: 380px;
    user-select: none;
    overflow: hidden;
    cursor: ew-resize;
    background-color: #111;
}

.comparador-capa {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 100%;
    overflow: hidden;
}

.capa-despues {
    z-index: 1;
}

.capa-antes {
    z-index: 2;
    width: 50%;
    border-right: 2px solid #ffffff;
}

.comparador-simulacion {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    min-width: 960px;
    height: 100%;
    display: flex;
    align-items: center;
    padding: 0 50px;
}

.fondo-limpio {
    background: linear-gradient(135deg, #0d3b66 0%, #001e3d 100%), radial-gradient(circle at 70% 30%, rgba(37, 211, 102, 0.25) 0%, transparent 60%);
    color: #ffffff;
}

.fondo-sucio {
    background: linear-gradient(135deg, #2b2118 0%, #17120e 100%), radial-gradient(circle at 30% 70%, rgba(255, 107, 43, 0.2) 0%, transparent 60%);
    color: #ffffff;
}

.simulacion-contenido {
    max-width: 420px;
}

.simulacion-contenido h3 {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    line-height: 1.2;
}

.simulacion-contenido p {
    font-size: 0.95rem;
    opacity: 0.88;
    line-height: 1.5;
}

.badge-estado {
    display: inline-block;
    padding: 4px 12px;
    border-radius: var(--radius-pill);
    font-size: 0.72rem;
    font-family: var(--font-mono);
    font-weight: 700;
    letter-spacing: 0.08em;
    margin-bottom: 1rem;
}

.badge-despues {
    background-color: rgba(37, 211, 102, 0.2);
    color: #4ade80;
    border: 1px solid rgba(74, 222, 128, 0.4);
}

.badge-antes {
    background-color: rgba(239, 68, 68, 0.2);
    color: #f87171;
    border: 1px solid rgba(248, 113, 113, 0.4);
}

.comparador-handle {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 44px;
    margin-left: -22px;
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: ew-resize;
    pointer-events: none;
}

.handle-linea {
    width: 2px;
    height: 100%;
    background-color: #ffffff;
    box-shadow: 0 0 8px rgba(0,0,0,0.5);
}

.handle-boton {
    width: 44px;
    height: 44px;
    background-color: var(--color-accent);
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0,0,0,0.4);
    border: 3px solid #ffffff;
    flex-shrink: 0;
    transition: transform 0.15s ease;
}

.comparador-contenedor:hover .handle-boton {
    transform: scale(1.1);
}

@media (max-width: 768px) {
    .comparador-contenedor { height: 320px; }
    .comparador-simulacion { padding: 0 20px; min-width: 100vw; }
    .simulacion-contenido h3 { font-size: 1.25rem; }
    .simulacion-contenido p { font-size: 0.85rem; }
}

/* =========================================
   CALCULADORA DE RENDIMIENTO & AHORRO (CRO)
   ========================================= */
.calculadora-card {
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.grid-calculadora {
    display: grid;
    grid-template-columns: 1fr 1.15fr;
}

.calculadora-controles {
    padding: 2.5rem;
    border-right: 1px solid var(--color-border);
    background-color: #fafafa;
}

.calculadora-controles h3, .calculadora-resultados h3 {
    font-size: 1.15rem;
    font-family: var(--font-mono);
    color: var(--color-text-primary);
    margin-bottom: 1.75rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--color-border);
}

.grupo-calc {
    margin-bottom: 1.75rem;
}

.grupo-calc label {
    display: block;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 0.6rem;
}

.selector-botones {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.btn-selector {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 10px 14px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    text-align: left;
    cursor: pointer;
    transition: all var(--transition);
}

.btn-selector:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.btn-selector.activo {
    background-color: var(--color-accent-light);
    border-color: var(--color-accent);
    color: var(--color-accent);
    box-shadow: 0 0 0 1px var(--color-accent);
}

.calc-label-valor {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.valor-slider {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-accent);
    font-family: var(--font-mono);
}

.slider-rango {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: #e2e1dd;
    outline: none;
    cursor: pointer;
    accent-color: var(--color-accent);
}

.rango-limites {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-top: 4px;
    font-family: var(--font-mono);
}

.select-calc {
    width: 100%;
    padding: 11px 14px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    color: var(--color-text-primary);
    outline: none;
    cursor: pointer;
}

.select-calc:focus {
    border-color: var(--color-accent);
}

.calculadora-resultados {
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.grid-metricas-calc {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.tarjeta-metrica {
    background: var(--color-bg-soft);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.5rem;
    transition: transform var(--transition);
}

.tarjeta-metrica:hover {
    transform: translateY(-2px);
    border-color: var(--color-border-dark);
}

.metrica-cabecera {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 0.6rem;
}

.metrica-icono {
    font-size: 1.2rem;
}

.metrica-cabecera h4 {
    font-size: 0.85rem;
    font-family: var(--font-mono);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin: 0;
}

.metrica-comparativa {
    display: flex;
    align-items: baseline;
    gap: 12px;
    margin-bottom: 0.6rem;
    flex-wrap: wrap;
}

.metrica-label {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    display: block;
    margin-bottom: 2px;
}

.metrica-valor {
    font-size: 1.3rem;
    font-weight: 800;
    font-family: var(--font-mono);
}

.valor-destacado {
    color: var(--color-accent);
}

.valor-tradicional {
    color: var(--color-text-muted);
    text-decoration: line-through;
    font-size: 1rem;
}

.vs-divider {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    font-weight: 600;
    font-style: italic;
}

.barra-progreso-ahorro {
    width: 100%;
    height: 6px;
    background-color: #e5e4df;
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 6px;
}

.progreso-ahorro-fill {
    height: 100%;
    background: linear-gradient(90deg, #FF6B2B, #10b981);
    border-radius: 3px;
    transition: width 0.4s ease;
}

.ahorro-resumen {
    display: block;
    font-size: 0.82rem;
    color: #059669;
    font-weight: 600;
    font-family: var(--font-mono);
}

.calc-cta {
    margin-top: 2rem;
}

.btn-calc-action {
    width: 100%;
    text-align: center;
    justify-content: center;
    font-size: 1rem;
    box-shadow: 0 4px 14px rgba(255, 107, 43, 0.3);
}

@media (max-width: 900px) {
    .grid-calculadora { grid-template-columns: 1fr; }
    .calculadora-controles { border-right: none; border-bottom: 1px solid var(--color-border); }
    .calculadora-controles, .calculadora-resultados { padding: 1.75rem 1.25rem; }
}

/* =========================================
   NUESTRO PROCESO - DISEÑO LIMPIO Y ESPACIOSO
   ========================================= */

/* Barra de Navegación Rápida de Fases */
.barra-etapas-nav {
    background-color: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 68px;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.grid-resumen-fases {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    divide-x: 1px solid var(--color-border);
}

.item-resumen-fase {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 1.1rem 1.5rem;
    text-decoration: none;
    color: var(--color-text-primary);
    border-right: 1px solid var(--color-border);
    transition: all var(--transition);
}

.item-resumen-fase:last-child {
    border-right: none;
}

.item-resumen-fase:hover {
    background-color: var(--color-bg-soft);
    color: var(--color-accent);
}

.num-fase {
    font-size: 1.4rem;
    font-weight: 800;
    font-family: var(--font-mono);
    color: var(--color-accent);
    line-height: 1;
}

.item-resumen-fase strong {
    display: block;
    font-size: 0.95rem;
    font-weight: 700;
}

.item-resumen-fase small {
    display: block;
    font-size: 0.78rem;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
}

/* Secciones Amplias y Limpias por Etapa */
.seccion-etapa-wide {
    padding: 110px 0;
    position: relative;
    overflow: hidden;
}

.bloque-etapa-horizontal {
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    gap: 4.5rem;
    align-items: center;
    position: relative;
}

.etapa-info-col {
    position: relative;
}

.watermark-numero {
    position: absolute;
    top: -45px;
    left: -20px;
    font-size: 7.5rem;
    font-weight: 900;
    font-family: var(--font-mono);
    color: var(--color-accent);
    opacity: 0.08;
    line-height: 1;
    pointer-events: none;
    user-select: none;
    z-index: 0;
}

.watermark-numero-center {
    font-size: 7.5rem;
    font-weight: 900;
    font-family: var(--font-mono);
    color: var(--color-accent);
    opacity: 0.08;
    line-height: 1;
    margin-bottom: -45px;
    pointer-events: none;
    user-select: none;
}

.etapa-pill-tag {
    display: inline-block;
    background: var(--color-accent-light);
    color: var(--color-accent);
    font-size: 0.75rem;
    font-weight: 700;
    font-family: var(--font-mono);
    padding: 4px 14px;
    border-radius: var(--radius-pill);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 1rem;
    border: 1px solid rgba(255, 107, 43, 0.25);
    position: relative;
    z-index: 1;
}

.etapa-info-col h2,
.cabecera-etapa-centrada h2 {
    font-size: 2.3rem;
    font-weight: 800;
    color: var(--color-text-primary);
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
    position: relative;
    z-index: 1;
}

.etapa-subtitulo-pro {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-accent);
    font-family: var(--font-mono);
    margin-bottom: 1.5rem;
    line-height: 1.4;
    position: relative;
    z-index: 1;
}

.etapa-texto-pro {
    font-size: 1.05rem;
    line-height: 1.85;
    color: var(--color-text-secondary);
    margin-bottom: 1.5rem;
    text-align: justify;
    position: relative;
    z-index: 1;
}

.lista-checks-pro {
    list-style: none;
    padding: 0;
    margin: 1.75rem 0 0 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
    position: relative;
    z-index: 1;
}

.lista-checks-pro li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.95rem;
    color: var(--color-text-primary);
    font-weight: 500;
}

.check-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    background: var(--color-accent);
    color: #ffffff;
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: 800;
    flex-shrink: 0;
    margin-top: 2px;
}

/* Grillas de Equipos Limpias y Espaciosas */
.grid-equipos-wide {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
}

.grid-tres-equipos-wide {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.tarjeta-equipo-limpia {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.tarjeta-equipo-limpia:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
}

.equipo-img-box {
    position: relative;
    width: 100%;
    height: 200px;
    background-color: #0d0d0c;
    overflow: hidden;
}

.equipo-img-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.tarjeta-equipo-limpia:hover .equipo-img-box img {
    transform: scale(1.06);
}

.hardware-tag {
    position: absolute;
    bottom: 12px;
    left: 12px;
    background: rgba(17, 17, 16, 0.88);
    backdrop-filter: blur(6px);
    color: var(--color-accent);
    font-size: 0.72rem;
    font-weight: 700;
    font-family: var(--font-mono);
    padding: 3px 10px;
    border-radius: var(--radius-pill);
    border: 1px solid rgba(255, 107, 43, 0.3);
}

.equipo-content-box {
    padding: 1.75rem 1.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    justify-content: space-between;
}

.equipo-content-box h4 {
    font-size: 1.1rem;
    font-family: var(--font-mono);
    color: var(--color-text-primary);
    margin-bottom: 0.4rem;
}

.equipo-content-box p {
    font-size: 0.88rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 1.25rem;
    text-align: left;
}

/* Certificado Limpio */
.caja-certificado-limpia {
    background: linear-gradient(135deg, #111110 0%, #1c1c1b 100%);
    color: #ffffff;
    padding: 3rem 2.5rem;
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 107, 43, 0.35);
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 1.5rem;
}

.cert-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    padding-bottom: 1.25rem;
}

.cert-badge-oficial {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-accent);
    letter-spacing: 0.1em;
    background: rgba(255, 107, 43, 0.15);
    padding: 4px 12px;
    border-radius: var(--radius-pill);
    border: 1px solid rgba(255, 107, 43, 0.3);
}

.cert-body h4 {
    font-size: 1.3rem;
    font-family: var(--font-mono);
    color: #ffffff;
    margin-bottom: 0.75rem;
}

.cert-body p {
    font-size: 0.95rem;
    color: #c9c9c4;
    line-height: 1.7;
    margin: 0;
    text-align: justify;
}

.cert-body .chips-tech span {
    background-color: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
    color: #ffffff;
}

@media (max-width: 900px) {
    .grid-resumen-fases {
        grid-template-columns: 1fr;
    }

    .item-resumen-fase {
        border-right: none;
        border-bottom: 1px solid var(--color-border);
    }

    .bloque-etapa-horizontal {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .seccion-etapa-wide {
        padding: 70px 0;
    }
}

/* =========================================
   PARQUE AÉREO / FLOTA PRO (4 EN LÍNEA)
   ========================================= */
#flota .contenedor {
    max-width: 1440px;
    width: 95%;
}

.grid-flota-pro {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
    margin-top: 1rem;
}

.card-flota-item {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.card-flota-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent);
}

.flota-img-wrap {
    position: relative;
    width: 100%;
    height: 190px;
    background-color: #0d0d0c;
    overflow: hidden;
}

.flota-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.card-flota-item:hover .flota-img-wrap img {
    transform: scale(1.06);
}

.badge-flota-tipo {
    position: absolute;
    top: 10px;
    left: 10px;
    background: rgba(17, 17, 16, 0.88);
    backdrop-filter: blur(8px);
    color: var(--color-accent);
    font-size: 0.68rem;
    font-weight: 700;
    font-family: var(--font-mono);
    padding: 3px 8px;
    border-radius: var(--radius-pill);
    border: 1px solid rgba(255, 107, 43, 0.35);
    letter-spacing: 0.05em;
}

.flota-body {
    padding: 1.4rem 1.15rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    justify-content: space-between;
}

.flota-header h3 {
    font-size: 1.1rem;
    font-family: var(--font-mono);
    color: var(--color-text-primary);
    margin-bottom: 0.25rem;
}

.flota-sub {
    display: block;
    font-size: 0.78rem;
    color: var(--color-accent);
    font-weight: 600;
    font-family: var(--font-mono);
    margin-bottom: 0.85rem;
}

.flota-body p {
    font-size: 0.84rem;
    color: var(--color-text-secondary);
    line-height: 1.55;
    margin-bottom: 1.2rem;
    text-align: left;
}

.flota-specs-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    background: var(--color-bg-soft);
    padding: 0.85rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
}

.spec-item {
    display: flex;
    flex-direction: column;
}

.spec-label {
    font-size: 0.68rem;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
    text-transform: uppercase;
}

.spec-val {
    font-size: 0.76rem;
    color: var(--color-text-primary);
    font-weight: 700;
    font-family: var(--font-mono);
    line-height: 1.25;
}

@media (max-width: 1150px) {
    .grid-flota-pro {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
}

@media (max-width: 650px) {
    .grid-flota-pro {
        grid-template-columns: 1fr;
    }
}

/* Ecosistema y Partners */
.caja-ecosistema-tech {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: 3.5rem 2.5rem;
    box-shadow: var(--shadow-sm);
}

.grid-logos-ecosistema {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 3.5rem;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.logo-eco-item {
    background: var(--color-bg-soft);
    padding: 1.25rem 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition), border-color var(--transition);
}

.logo-eco-item:hover {
    transform: translateY(-3px);
    border-color: var(--color-accent);
}

/* =========================================
   ACORDEONES / DESPLEGABLES PRO
   ========================================= */
.acordeon-pro-wrapper {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.acordeon-pro-item {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
}

.acordeon-pro-item:hover,
.acordeon-pro-item.abierto {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-md);
}

.acordeon-pro-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.75rem 2rem;
    background: transparent;
    border: none;
    cursor: pointer;
    text-align: left;
    transition: background-color var(--transition);
}

.acordeon-pro-btn:hover {
    background-color: var(--color-bg-soft);
}

.acordeon-pro-izq {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.acordeon-icono {
    font-size: 2.2rem;
    line-height: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    background: var(--color-bg-soft);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    flex-shrink: 0;
}

.acordeon-titulo {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-text-primary);
    font-family: var(--font-mono);
    margin-bottom: 0.25rem;
    letter-spacing: 0.02em;
}

.acordeon-subtitulo {
    font-size: 0.88rem;
    color: var(--color-text-secondary);
    display: block;
}

.acordeon-flecha-pro {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-bg-soft);
    color: var(--color-accent);
    border: 1px solid var(--color-border);
    transition: transform var(--transition), background-color var(--transition), color var(--transition);
    flex-shrink: 0;
}

.acordeon-pro-item.abierto .acordeon-flecha-pro {
    transform: rotate(180deg);
    background: var(--color-accent);
    color: #ffffff;
    border-color: var(--color-accent);
}

.acordeon-pro-contenido {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background-color: var(--color-surface);
}

.acordeon-inner-texto {
    padding: 0 2rem 2rem 2rem;
}

.acordeon-inner-texto p {
    font-size: 1.02rem;
    line-height: 1.85;
    color: var(--color-text-secondary);
    text-align: justify;
    margin: 0;
    border-top: 1px solid var(--color-border);
    padding-top: 1.5rem;
}

@media (max-width: 768px) {
    .acordeon-pro-btn {
        padding: 1.25rem 1rem;
    }

    .acordeon-inner-texto {
        padding: 0 1.25rem 1.5rem 1.25rem;
    }

    .acordeon-icono {
        width: 42px;
        height: 42px;
        font-size: 1.6rem;
    }
}