/* ==========================================================================
   INDUSTRIAS LARA — Energy Solutions
   Hoja de estilos unificada (index.html + gallery.html)
   Antes este CSS estaba duplicado e inline dentro de cada HTML;
   ahora vive en un solo lugar y ambas páginas lo enlazan con
   <link rel="stylesheet" href="styles.css">.
   ========================================================================== */


/* ==========================================================================
   ROBOTO Y PT MONO: fuentes reales de marca, alojadas localmente (fonts/)
   ========================================================================== */
@font-face {
    font-family: "Roboto";
    src: url("fonts/Roboto-Variable.ttf") format("truetype");
    font-weight: 100 900;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: "Roboto";
    src: url("fonts/Roboto-Italic-Variable.ttf") format("truetype");
    font-weight: 100 900;
    font-style: italic;
    font-display: swap;
}
@font-face {
    font-family: "PT Mono";
    src: url("fonts/PTMono-Regular.ttf") format("truetype");
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

/* ==========================================================================
   VARIABLES DE DISEÑO E IDENTIDAD VISUAL (INDUSTRIAS LARA)
   ========================================================================== */
:root {
    /* Paleta oficial del manual de marca: azul #253FF6, negro #000000,
       blanco #FFFFFF, amarillo #F0E66A. Modo claro (pedido del
       cliente): fondo blanco/gris muy claro, azul de marca como
       color principal, amarillo como acento. Los nombres de las
       variables se mantienen (navy-dark, navy-card, etc.) para no
       reescribir cada regla, pero ahora representan roles de un
       tema claro: navy-dark = fondo de página, navy-card = fondo
       de tarjeta, color-white = color de texto principal (tinta
       oscura), color-amber = dorado oscuro apto para texto/íconos
       sobre blanco (el amarillo puro #F0E66A se reserva para
       fondos/chips, no para texto). */
    --color-amber: #7A6600;
    --color-amber-pale: #F0E66A;
    --color-amber-hover: #7A6600;
    --color-blue: #253FF6;
    --color-blue-light: #4A5FF8;
    --color-navy-dark: #FFFFFF;
    --color-navy-card: #FFFFFF;
    --color-navy-border: #E3E5EA;
    --color-slate-gray: #F8F9FA;
    --color-light-bg: #F8F9FA;
    --color-white: #1A1A1A;
    --color-text-muted: #6C757D;
    --color-success: #10B981;
    --color-error: #EF4444;
    --shadow-card: 0 10px 30px -14px rgba(37, 63, 246, 0.22);

    /* Neo Sans W1G y Parabolica no están disponibles como archivo de
       fuente: se sustituyen por Poppins (títulos) y Jost itálica
       (subtítulos/bajadas). Roboto y PT Mono sí son las fuentes
       reales de marca (texto de cuerpo y números/palabras sueltas). */
    --font-head: 'Poppins', sans-serif;
    --font-body: 'Roboto', sans-serif;
    --font-accent: 'Jost', sans-serif;
    --font-mono: 'PT Mono', 'Courier New', monospace;

    /* Layout */
    --header-height: 80px;
    --radius-sm: 4px;
    --radius-md: 8px;
    --transition-fast: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   RESET & ESTILOS BASE
   ========================================================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-navy-dark);
    color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ==========================================================================
   COMPONENTES REUTILIZABLES & BOTONES
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.85rem 1.85rem;
    font-family: var(--font-head);
    font-weight: 700;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    cursor: pointer;
    border: 2px solid transparent;
    gap: 0.5rem;
}

.btn--primary {
    background-color: var(--color-amber-pale);
    color: #14162B;
}

.btn--primary:hover {
    background-color: #E6D94A;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -5px rgba(240, 230, 106, 0.5);
}

/* Botón secundario del hero: siempre sobre la foto oscura del slider */
.btn--outline-light {
    border-color: rgba(255, 255, 255, 0.4);
    color: #FFFFFF;
    background: transparent;
}
.btn--outline-light:hover {
    border-color: var(--color-amber-pale);
    color: var(--color-amber-pale);
}

.badge-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(240, 230, 106, 0.12);
    border-left: 3px solid var(--color-amber-pale);
    color: var(--color-amber-pale);
    padding: 0.35rem 0.85rem;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1.25rem;
}

/* Headers de Sección Estilo Industrial */
.section-header {
    margin-bottom: 3.5rem;
}

.section-header__num {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    color: var(--color-amber);
    letter-spacing: 1px;
    display: block;
    margin-bottom: 0.25rem;
}

.section-header__title {
    font-family: var(--font-head);
    font-size: 2.8rem;
    text-transform: uppercase;
    line-height: 1;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.section-header__title::after {
    content: '';
    flex-grow: 1;
    height: 1px;
    background: linear-gradient(90deg, var(--color-navy-border) 0%, transparent 100%);
}

/* ==========================================================================
   HEADER / NAVBAR
   ========================================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    z-index: 1000;
    background: rgba(27, 47, 201, 0.88);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-navy-border);
    transition: all var(--transition-fast);
}

.header__container {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.brand-logo__img {
    height: 42px;
    width: auto;
    display: block;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2.25rem;
}

.nav-link {
    font-family: var(--font-head);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition-fast);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link:hover, .nav-link.active {
    color: #FFFFFF;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--color-amber-pale);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger {
    width: 26px;
    height: 2px;
    background-color: #FFFFFF;
    display: block;
    position: relative;
    transition: background var(--transition-fast);
}

.hamburger::before, .hamburger::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    background-color: #FFFFFF;
    left: 0;
    transition: transform var(--transition-fast);
}

.hamburger::before { top: -8px; }
.hamburger::after { top: 8px; }

/* ==========================================================================
   1. HERO SECTION (Split View Técnico)
   ========================================================================== */
/* El hero mantiene el fondo oscuro con foto (como en el resto de las
   plantillas) aunque el resto del sitio ahora sea claro: es lo que
   permite que el texto blanco y el amarillo se lean sobre la foto. */
.hero {
    padding-top: calc(var(--header-height) + 3rem);
    padding-bottom: 5rem;
    position: relative;
    overflow: hidden;
    background-color: #1B2FC9;
    color: #FFFFFF;
}
.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1.1s ease;
}
.hero-bg.is-active { opacity: 1; }
.hero-video {
    position: absolute;
    inset: 0;
    z-index: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.hero-bg-scrim {
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(100deg, #1B2FC9 0%, rgba(27, 47, 201, 0.78) 38%, rgba(27, 47, 201, 0.65) 68%, rgba(27, 47, 201, 0.55) 100%);
}
.hero > .container { position: relative; z-index: 2; }

.hero__grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 3rem;
    align-items: center;
}

/* Slider de Inicio: los paneles de texto se alternan, el panel lateral queda fijo */
.hero-panel { display: none; }
.hero-panel.is-active { display: block; }

.hero-slider-controls {
    display: flex;
    align-items: center;
    gap: 1.1rem;
    margin-top: 2.5rem;
}
.hero-arrow {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.35);
    color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    flex-shrink: 0;
    transition: border-color var(--transition-fast), color var(--transition-fast);
}
.hero-arrow:hover { border-color: var(--color-amber-pale); color: var(--color-amber-pale); }
.hero-dots { display: flex; gap: 0.6rem; }
.hero-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.35);
    border: none;
    cursor: pointer;
    padding: 0;
    transition: background var(--transition-fast), transform var(--transition-fast);
}
.hero-dot.is-active { background: var(--color-amber-pale); transform: scale(1.35); }

.hero__title {
    font-family: var(--font-head);
    font-size: 4.2rem;
    font-weight: 800;
    text-transform: uppercase;
    line-height: 0.95;
    letter-spacing: -0.5px;
    margin-bottom: 1.5rem;
}

.hero__title span {
    color: var(--color-amber-pale);
}

.hero__desc {
    font-family: var(--font-accent);
    font-style: italic;
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.75);
    max-width: 580px;
    margin-bottom: 2.25rem;
    line-height: 1.6;
}

.hero__actions {
    display: flex;
    gap: 1.25rem;
    flex-wrap: wrap;
}

/* Panel Técnico Lateral en Hero */
.hero-spec-card {
    background-color: #1B2FC9;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: var(--radius-md);
    padding: 2rem;
    position: relative;
    box-shadow: var(--shadow-card);
}

.hero-spec-card::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 30px;
    width: 80px;
    height: 3px;
    background-color: var(--color-amber-pale);
}

.spec-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.spec-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.spec-item__icon {
    width: 42px;
    height: 42px;
    background: rgba(240, 230, 106, 0.15);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-amber-pale);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.spec-item__title {
    font-family: var(--font-head);
    font-size: 1.25rem;
    text-transform: uppercase;
    color: #FFFFFF;
}

.spec-item__desc {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.65);
}

/* ==========================================================================
   2. NOSOTROS
   ========================================================================== */
/* "Nosotros" es una banda azul de marca (como el hero), con las
   tarjetas en blanco resaltando encima — mismo criterio de
   contraste azul/blanco que usa Plantilla2. */
.nosotros {
    padding: 6rem 0;
    background: #1B2FC9;
    color: #FFFFFF;
}
.nosotros .section-header__num { color: var(--color-amber-pale); }
.nosotros .section-header__title { color: #FFFFFF; }
.nosotros .section-header__title::after {
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.25) 0%, transparent 100%);
}
.nosotros .about-content__lead { color: var(--color-amber-pale); }
.nosotros .about-content__p { color: rgba(255, 255, 255, 0.78); }
.nosotros .about-feature-box {
    background: #FFFFFF;
    border: none;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-content__lead {
    font-family: var(--font-accent);
    font-style: italic;
    font-size: 1.25rem;
    color: var(--color-amber);
    font-weight: 500;
    margin-bottom: 1.25rem;
    line-height: 1.5;
}

.about-content__p {
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-top: 2rem;
}

.about-feature-box {
    background-color: rgba(37, 63, 246, 0.06);
    border: 1px solid var(--color-navy-border);
    padding: 1.25rem;
    border-radius: var(--radius-sm);
}

.about-feature-box h4 {
    font-family: var(--font-head);
    font-size: 1.15rem;
    color: var(--color-white);
    text-transform: uppercase;
    margin-bottom: 0.35rem;
}

.about-feature-box p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.about-metric-card {
    background: var(--color-navy-card);
    border: 1px solid var(--color-navy-border);
    padding: 2.5rem 2rem;
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
    box-shadow: var(--shadow-card);
}

.about-stat {
    text-align: center;
    padding-bottom: 1.75rem;
    border-bottom: 1px solid var(--color-navy-border);
}
.about-stat:last-child {
    padding-bottom: 0;
    border-bottom: none;
}

.metric-badge {
    font-family: var(--font-mono);
    font-size: 2.6rem;
    font-weight: 800;
    color: var(--color-amber);
    line-height: 1;
    margin-bottom: 0.5rem;
}
.about-stat:nth-child(2) .metric-badge { color: var(--color-blue-light); }

.metric-label {
    font-family: var(--font-head);
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-white);
}

/* ==========================================================================
   2. PROYECTOS
   ========================================================================== */
/* Proyectos: banda azul de marca, como Nosotros */
.proyectos {
    padding: 6rem 0;
    background: #1B2FC9;
}
.proyectos .section-header__num { color: var(--color-amber-pale); }
.proyectos .section-header__title { color: #FFFFFF; }
.proyectos .section-header__title::after {
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.25) 0%, transparent 100%);
}
.proyectos__lead {
    font-family: var(--font-accent);
    font-style: italic;
    font-size: 1.1rem;
    color: var(--color-text-muted);
    max-width: 65ch;
    margin-top: -2rem;
    margin-bottom: 2.5rem;
}
.proyectos .proyectos__lead { color: rgba(255, 255, 255, 0.78); }
.projects-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem 1.25rem;
}
.projects-list li {
    position: relative;
    display: flex;
    align-items: flex-start;
    gap: 0.9rem;
    padding: 1.1rem 1.3rem;
    font-size: 0.98rem;
    line-height: 1.55;
    color: #FFFFFF;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: var(--radius-sm);
    transition: transform var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast);
}
.projects-list li:hover {
    transform: translateY(-3px);
    background: rgba(255, 255, 255, 0.11);
    border-color: rgba(240, 230, 106, 0.4);
}
.projects-list li i {
    flex-shrink: 0;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    margin-top: 0.15rem;
    background: var(--color-amber-pale);
    color: var(--color-blue);
}
.projects-list li:nth-child(even) i {
    background: var(--color-blue-light);
    color: #FFFFFF;
}
@media (max-width: 700px) {
    .projects-list { grid-template-columns: 1fr; }
}

/* ==========================================================================
   VALORES — banda blanca propia, intercambia con el azul de Nosotros.
   Tarjetas en azul de marca con acento ámbar al pasar el mouse.
   ========================================================================== */
.valores {
    padding: 6rem 0;
    background-color: #FFFFFF;
    background-image: url("img/brand-pattern.svg");
    background-repeat: no-repeat;
    background-size: 1400px 787px;
    background-position: center;
}
.values-header {
    margin-bottom: 2.5rem;
}
.values-header h3 {
    font-family: var(--font-head);
    font-size: 2rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-white);
}

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

.value-card {
    background-color: #1B2FC9;
    border: 1px solid #1B2FC9;
    padding: 1.75rem;
    border-radius: var(--radius-md);
    box-shadow: 0 10px 30px -14px rgba(27, 47, 201, 0.45);
    transition: border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}
.value-card:hover {
    border-color: var(--color-amber-pale);
    transform: translateY(-4px);
    box-shadow: 0 14px 34px -14px rgba(27, 47, 201, 0.55);
}

.value-card h4 {
    font-family: var(--font-head);
    font-size: 1.2rem;
    text-transform: uppercase;
    color: var(--color-amber-pale);
    margin-bottom: 0.5rem;
}

.value-card p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
}

@media (max-width: 992px) {
    .values-grid { grid-template-columns: 1fr 1fr; }
}

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

/* ==========================================================================
   3. SERVICIOS (Grid Industrial de Alto Impacto)
   ========================================================================== */
/* Servicios: banda azul de marca, como Nosotros y Proyectos.
   Las tarjetas de servicio siguen blancas, resaltando por encima. */
.servicios {
    padding: 6rem 0;
    background: #1B2FC9;
}
.servicios .section-header__num { color: var(--color-amber-pale); }
.servicios .section-header__title { color: #FFFFFF; }
.servicios .section-header__title::after {
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.25) 0%, transparent 100%);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.service-card {
    background-color: var(--color-navy-card);
    border: 1px solid var(--color-navy-border);
    padding: 2.5rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    display: flex;
    flex-direction: column;
    position: relative;
    box-shadow: var(--shadow-card);
}

.service-card:hover {
    border-color: var(--color-amber);
    transform: translateY(-4px);
}
.service-card:nth-child(even):hover { border-color: var(--color-blue-light); }

.service-card__number {
    display: none;
}

.service-card__icon {
    width: 52px;
    height: 52px;
    background: var(--color-blue);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF;
    font-size: 1.4rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 6px 16px -6px rgba(37, 63, 246, 0.5);
}
.service-card:nth-child(even) .service-card__icon {
    background: var(--color-amber);
    box-shadow: 0 6px 16px -6px rgba(122, 102, 0, 0.4);
}

.service-card__title {
    font-family: var(--font-head);
    font-size: 1.5rem;
    letter-spacing: 0.3px;
    text-transform: uppercase;
    color: var(--color-white);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.service-card__desc {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.service-card__benefit {
    background: var(--color-slate-gray);
    border-left: 3px solid var(--color-blue);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    padding: 0.75rem 1rem;
    font-size: 0.85rem;
    color: var(--color-text-muted);
}
.service-card:nth-child(even) .service-card__benefit {
    border-left-color: var(--color-amber);
}
.service-card__benefit strong {
    color: var(--color-white);
}

/* ==========================================================================
   3.5 CONFIANZA Y CALIDAD
   ========================================================================== */
.confianza {
    padding: 6rem 0;
    background-color: var(--color-light-bg);
    background-image: url("img/brand-pattern.svg");
    background-repeat: no-repeat;
    background-size: 1400px 787px;
    background-position: center;
    border-top: 1px solid var(--color-navy-border);
}

.confianza__lead {
    font-family: var(--font-accent);
    font-style: italic;
    font-size: 1.1rem;
    color: var(--color-text-muted);
    max-width: 760px;
    margin-top: -2rem;
    margin-bottom: 2.5rem;
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.trust-card {
    background: var(--color-navy-card);
    border: 1px solid var(--color-navy-border);
    border-radius: var(--radius-md);
    padding: 2rem;
    box-shadow: var(--shadow-card);
}

.trust-card__icon {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: rgba(37, 63, 246, 0.08);
    color: var(--color-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    margin-bottom: 1.1rem;
}

.trust-card__title {
    font-family: var(--font-head);
    font-size: 1.25rem;
    text-transform: uppercase;
    color: var(--color-white);
    margin-bottom: 1.1rem;
}

.trust-card__list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.trust-card__list li {
    display: flex;
    align-items: flex-start;
    gap: 0.65rem;
    font-size: 0.92rem;
    line-height: 1.5;
    color: var(--color-text-muted);
}

.trust-card__list li i {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: rgba(16, 185, 129, 0.12);
    color: var(--color-success);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.6rem;
    margin-top: 0.2rem;
}

@media (max-width: 992px) {
    .trust-grid {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   MINI-SECCIÓN: CLIENTES QUE CONFÍAN EN NOSOTROS (sin numerar)
   ========================================================================== */
.clients-strip {
    padding: 3.5rem 0;
    background: #F0E66A;
    border-top: 1px solid var(--color-navy-border);
    border-bottom: 1px solid var(--color-navy-border);
}
.clients-strip__title {
    text-align: center;
    font-family: var(--font-head);
    font-size: 1.2rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-blue);
    margin-bottom: 2.5rem;
}
.clients-strip__viewport {
    overflow: hidden;
    -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 10%, #000 90%, transparent 100%);
    mask-image: linear-gradient(90deg, transparent 0%, #000 10%, #000 90%, transparent 100%);
}
.clients-track {
    display: flex;
    align-items: center;
    gap: 2rem;
    width: max-content;
    animation: clients-scroll 26s linear infinite;
}
.clients-strip__viewport:hover .clients-track {
    animation-play-state: paused;
}
@keyframes clients-scroll {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}
.client-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 168px;
    height: 96px;
    background: var(--color-navy-card);
    border: 1px solid var(--color-navy-border);
    border-radius: var(--radius-sm);
    padding: 1rem 1.25rem;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
.client-logo:hover {
    transform: translateY(-3px) scale(1.04);
    box-shadow: var(--shadow-card);
}
.client-logo img {
    width: 129%;
    height: 158%;
    object-fit: contain;
}
.client-logo img[src="img/client-sic-tiec.webp"],
.client-logo img[src="img/client-cecsagal.png"] {
    width: 112%;
    height: 158%;
    object-fit: contain;
}
.client-logo img[src="img/client-santarosa.png"],
.client-logo img[src="img/client-edeste.png"],
.client-logo img[src="img/client-cartellone.png"],
.client-logo img[src="img/client-ps-energy.png"] {
    width: 138%;
    height: 173%;
    object-fit: contain;
}
.client-logo img[src="img/client-cuitonline.png"] {
    width: 120%;
    height: 158%;
    object-fit: contain;
}
.client-logo img[src="img/client-grippi-luna.png"] {
    height: 130%;
}
.client-logo--dark {
    background: #1B2FC9;
    border-color: #1B2FC9;
}
@media (max-width: 700px) {
    .client-logo {
        width: 130px;
        height: 62px;
    }
}
@media (prefers-reduced-motion: reduce) {
    .clients-track {
        animation: none;
    }
}

/* ==========================================================================
   4. GALERÍA / TRABAJOS
   ========================================================================== */
.galeria {
    padding: 6rem 0;
    background-color: var(--color-light-bg);
    background-image: url("img/brand-pattern.svg");
    background-repeat: repeat-y;
    background-size: 1400px 787px;
    background-position: top center;
    border-top: 1px solid var(--color-navy-border);
}

.galeria__header-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 2rem;
    flex-wrap: wrap;
}

.galeria__header-col {
    flex: 1 1 480px;
}

.galeria__btn-all {
    flex-shrink: 0;
    white-space: nowrap;
    margin-bottom: 2.5rem;
}

@media (max-width: 700px) {
    .galeria__header-row {
        flex-direction: column;
        align-items: flex-start;
    }
    .galeria__header-col {
        flex: 1 1 auto;
    }
    .galeria__btn-all {
        margin-bottom: 1.5rem;
        margin-top: -1rem;
    }
}

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

.photo-tile {
    border-radius: var(--radius-md);
    cursor: pointer;
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    aspect-ratio: 4 / 3;
}

.photo-tile:hover {
    transform: translateY(-4px);
}

.photo-tile img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform var(--transition-fast);
}
.photo-tile:hover img {
    transform: scale(1.06);
}

/* Lightbox Modal */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(20, 30, 130, 0.85);
    backdrop-filter: blur(10px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
    padding: 2rem;
}

.lightbox.active {
    opacity: 1;
    pointer-events: auto;
}

.lightbox__box {
    background: var(--color-navy-card);
    border: 1px solid var(--color-navy-border);
    padding: 3rem;
    max-width: 600px;
    width: 100%;
    border-radius: var(--radius-md);
    text-align: center;
    position: relative;
}

.lightbox__box--photo {
    background: transparent;
    border: none;
    box-shadow: none;
    padding: 0;
    width: auto;
    max-width: 90vw;
    line-height: 0;
}
.lightbox__box--photo img {
    display: block;
    max-width: 90vw;
    max-height: 85vh;
    border-radius: var(--radius-md);
    box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.6);
}
.lightbox__box--photo .lightbox__close {
    top: -2.5rem;
    right: 0;
    color: #FFFFFF;
}

.lightbox__close {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    font-size: 2rem;
    color: var(--color-text-muted);
    cursor: pointer;
}

.lightbox__box--form {
    text-align: left;
    max-width: 520px;
    max-height: 88vh;
    overflow-y: auto;
}
.lightbox__box--form h3 {
    font-family: var(--font-head);
    font-size: 1.5rem;
    text-transform: uppercase;
    color: var(--color-white);
    margin-bottom: 0.5rem;
}
.lightbox__box--form p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

/* ==========================================================================
   TRABAJÁ CON NOSOTROS — mini-sección CTA (sin numerar)
   ========================================================================== */
.jobs-cta {
    padding: 4.5rem 0;
    background-color: var(--color-light-bg);
    border-top: 1px solid var(--color-navy-border);
    text-align: center;
}

.jobs-cta__title {
    font-family: var(--font-head);
    font-size: 2rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-white);
    margin-bottom: 1.75rem;
}

#btn-open-jobs.btn--primary {
    background-color: var(--color-blue);
    color: #FFFFFF;
}

#btn-open-jobs.btn--primary:hover {
    background-color: var(--color-blue-light);
    box-shadow: 0 10px 20px -5px rgba(37, 63, 246, 0.5);
}

/* ==========================================================================
   5. CONTACTO & FORMULARIO
   ========================================================================== */
.contacto {
    padding: 6rem 0;
    background: #1B2FC9 radial-gradient(circle at 85% 15%, rgba(240, 230, 106, 0.08) 0%, transparent 45%);
}
.contacto .section-header__num { color: var(--color-amber-pale); }
.contacto .section-header__title { color: #FFFFFF; }
.contacto .section-header__title::after {
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.25) 0%, transparent 100%);
}

.contact-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 3.5rem;
}

.contact-card-info {
    background-color: var(--color-navy-card);
    border: 1px solid var(--color-navy-border);
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: 0 25px 50px -18px rgba(9, 14, 82, 0.5);
}

.contact-detail-list {
    margin: 2rem 0;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.contact-detail-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.contact-detail-item__icon {
    width: 44px;
    height: 44px;
    background: var(--color-blue);
    color: #FFFFFF;
    font-size: 1.05rem;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 6px 16px -6px rgba(37, 63, 246, 0.5);
}

.contact-detail-item__content small {
    display: block;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
}

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

.contact-form-mark {
    display: flex;
    justify-content: center;
    padding: 2rem 0 0.5rem;
    opacity: 0.85;
}

.contact-form-mark img {
    width: 245px;
    height: auto;
}

.wsp-banner {
    background: rgba(16, 185, 129, 0.08);
    border: 1px solid rgba(16, 185, 129, 0.3);
    padding: 1.5rem;
    border-radius: 12px;
    margin-top: 2rem;
}

.wsp-banner h4 {
    font-family: var(--font-head);
    color: #0D9668;
    font-size: 1.2rem;
    text-transform: uppercase;
    margin-bottom: 0.35rem;
}

.wsp-banner p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: 1rem;
}

.btn--wsp {
    background-color: #10B981;
    color: #FFFFFF;
    width: 100%;
    border-radius: 8px;
}

.btn--wsp:hover {
    background-color: #059669;
}

/* Formulario */
.form-box {
    background-color: var(--color-navy-card);
    border: 1px solid var(--color-navy-border);
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: 0 25px 50px -18px rgba(9, 14, 82, 0.5);
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-family: var(--font-head);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.35rem;
    color: var(--color-white);
}

.form-input {
    width: 100%;
    padding: 0.85rem 1rem;
    background-color: var(--color-slate-gray);
    border: 1px solid var(--color-navy-border);
    border-radius: 8px;
    color: var(--color-white);
    font-family: var(--font-body);
    font-size: 0.95rem;
    outline: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus {
    border-color: var(--color-blue);
    box-shadow: 0 0 0 3px rgba(37, 63, 246, 0.12);
}

.form-input.is-invalid {
    border-color: var(--color-error);
}

.form-error {
    display: none;
    font-size: 0.75rem;
    color: var(--color-error);
    margin-top: 0.25rem;
}

.form-group.has-error .form-error {
    display: block;
}

.form-status {
    margin-top: 1rem;
    padding: 0.85rem;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    display: none;
}

.form-status--success {
    background-color: rgba(16, 185, 129, 0.12);
    border: 1px solid #10B981;
    color: #0D9668;
}

.form-status--error {
    background-color: rgba(239, 68, 68, 0.12);
    border: 1px solid #EF4444;
    color: #C0392B;
}

/* Maps container */
.map-box {
    margin-top: 3.5rem;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--color-navy-border);
}

/* Floating WhatsApp */
.wsp-float {
    position: fixed;
    bottom: 25px;
    right: 25px;
    width: 56px;
    height: 56px;
    background-color: #10B981;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: 0 10px 25px -5px rgba(16, 185, 129, 0.5);
    z-index: 999;
    transition: transform var(--transition-fast);
}

.wsp-float:hover {
    transform: scale(1.1);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
    background: #1B2FC9;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    padding-top: 4rem;
}

.footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    padding-bottom: 3rem;
}

.footer__desc {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.75);
    margin-top: 1rem;
    max-width: 380px;
}

.footer__title {
    font-family: var(--font-head);
    font-size: 1.2rem;
    text-transform: uppercase;
    color: var(--color-amber-pale);
    margin-bottom: 1.25rem;
    letter-spacing: 0.5px;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-amber-pale);
}

.footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    padding: 1.5rem 0;
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
}

/* ==========================================================================
   RESPONSIVE DESIGN (MÓVIL & TABLETS)
   ========================================================================== */
@media (max-width: 992px) {
    .hero__grid, .about-grid, .contact-grid, .footer__grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

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

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

    .hero__title {
        font-size: 3.2rem;
    }
}

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

    .nav-menu {
        position: fixed;
        top: var(--header-height);
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: calc(100vh - var(--header-height));
        background-color: #1B2FC9;
        border-left: 1px solid rgba(255, 255, 255, 0.15);
        flex-direction: column;
        align-items: flex-start;
        padding: 2.5rem;
        gap: 1.5rem;
        transition: right var(--transition-fast);
    }

    .nav-menu.active {
        right: 0;
    }

    .header-btn {
        display: none;
    }

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

    .hero__title {
        font-size: 2.5rem;
    }

    .section-header__title {
        font-size: 2.2rem;
    }

    .hero-spec-card {
        padding: 1.25rem;
    }
    .about-features {
        grid-template-columns: 1fr;
    }
    .spec-list {
        gap: 1.25rem;
    }
    .spec-item {
        gap: 0.75rem;
    }
    .spec-item__icon {
        width: 36px;
        height: 36px;
        font-size: 1rem;
    }
    .spec-item__title {
        font-size: 1.05rem;
        line-height: 1.25;
    }
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}

/* ==========================================================================
   PÁGINA APARTE: GALERÍA COMPLETA DE PROYECTOS
   ========================================================================== */
.gallery-hero {
    padding: calc(var(--header-height) + 3.5rem) 0 3.5rem;
    background: #1B2FC9 radial-gradient(circle at 85% 15%, rgba(240, 230, 106, 0.08) 0%, transparent 45%);
    color: #FFFFFF;
}
.gallery-hero .section-header__num { color: var(--color-amber-pale); }
.gallery-hero .section-header__title { color: #FFFFFF; }
.gallery-hero .section-header__title::after {
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.25) 0%, transparent 100%);
}
.gallery-hero__lead {
    font-family: var(--font-accent);
    font-style: italic;
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.78);
    max-width: 65ch;
    margin-top: -1.5rem;
}
.gallery-hero__back {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 2rem;
}

.gallery-full {
    padding: 5rem 0 6rem;
    background-color: var(--color-light-bg);
}
.gallery-full .photo-grid {
    grid-template-columns: repeat(4, 1fr);
}
@media (max-width: 992px) {
    .gallery-full .photo-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
    .gallery-full .photo-grid { grid-template-columns: 1fr; }
}

.gallery-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 2.5rem;
}
.gallery-pagination__arrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    flex: 0 0 auto;
    border-radius: 50%;
    border: 1px solid var(--color-navy-border);
    background-color: var(--color-navy-card);
    color: var(--color-white);
    font-size: 0.95rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}
.gallery-pagination__arrow:hover:not(:disabled) {
    border-color: var(--color-blue);
    color: var(--color-blue);
}
.gallery-pagination__arrow:disabled {
    opacity: 0.35;
    cursor: not-allowed;
}
.gallery-pagination__pages {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.4rem;
}
.gallery-pagination__page {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 38px;
    height: 38px;
    padding: 0 0.5rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-navy-border);
    background-color: var(--color-navy-card);
    color: var(--color-white);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}
.gallery-pagination__page:hover {
    border-color: var(--color-blue);
    color: var(--color-blue);
}
.gallery-pagination__page.is-active {
    background-color: var(--color-blue);
    border-color: var(--color-blue);
    color: #FFFFFF;
}


/* ==========================================================================
   UTILIDADES
   Clases chicas y reutilizables que reemplazan a los estilos que antes
   estaban escritos inline (style="...") directamente en el HTML.
   ========================================================================== */

/* Header */
.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.header-btn {
    padding: 0.6rem 1.25rem;
    font-size: 0.95rem;
}

/* Tamaños de ícono (Font Awesome) */
.icon-sm { font-size: 14px; }
.icon-lg { font-size: 26px; }
.icon-wsp { font-size: 28px; }

/* Enlaces que heredan el color del contenedor (en vez de azul de link) */
.link-plain {
    color: inherit;
}

/* Tarjetas de Contacto / Formulario */
.card-title {
    font-family: var(--font-head);
    font-size: 1.8rem;
    text-transform: uppercase;
}

.card-subtitle {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    margin-top: 0.5rem;
}

.card-subtitle--form {
    margin-bottom: 1.75rem;
}

.contacts-by-area {
    margin: 0.5rem 0 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-navy-border);
}

.contacts-by-area__title {
    font-family: var(--font-head);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-white);
    margin-bottom: 1.1rem;
}

.contact-detail-list--tight {
    gap: 1.1rem;
    margin: 0;
}

.contact-detail-item__subnote {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-top: 0.2rem;
}

/* Campo señuelo anti-spam (honeypot): oculto de la vista, sigue en el DOM */
.form-honeypot {
    position: absolute;
    left: -9999px;
    top: -9999px;
}

/* Botón de ancho completo (formularios) */
.btn--block {
    width: 100%;
}

/* Iframe de Google Maps sin borde */
.map-iframe {
    border: 0;
}

/* Filas de datos de contacto en el footer */
.footer-detail {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.75);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-detail--start {
    align-items: flex-start;
}

.footer-detail--mt {
    margin-top: 0.5rem;
}

.footer-detail--mt-sm {
    margin-top: 0.35rem;
}

.footer-detail__icon {
    color: rgba(255, 255, 255, 0.5);
}

.footer-detail--start .footer-detail__icon {
    margin-top: 0.2rem;
}

.footer-detail__label {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.55);
    margin-top: 0.75rem;
}

.footer-detail__label--first {
    margin-top: 1rem;
}