/* =====================================================
   FUENTES LOCALES - OSWALD
   Solo pesos disponibles: 400, 500, 600, 700
   ===================================================== */


/* oswald-regular - latin (400) */
@font-face {
  font-display: swap;
  font-family: 'Oswald';
  font-style: normal;
  font-weight: 400;
  src: local('Oswald Regular'), local('Oswald-Regular'),
       url('fonts/oswald-regular.woff2') format('woff2');
}

/* oswald-500 - latin (Medium) */
@font-face {
  font-display: swap;
  font-family: 'Oswald';
  font-style: normal;
  font-weight: 500;
  src: local('Oswald Medium'), local('Oswald-Medium'),
       url('fonts/oswald-medium.woff2') format('woff2');
}

/* oswald-600 - latin (SemiBold) */
@font-face {
  font-display: swap;
  font-family: 'Oswald';
  font-style: normal;
  font-weight: 600;
  src: local('Oswald SemiBold'), local('Oswald-SemiBold'),
       url('fonts/oswald-semibold.woff2') format('woff2');
}

/* oswald-700 - latin (Bold) */
@font-face {
  font-display: swap;
  font-family: 'Oswald';
  font-style: normal;
  font-weight: 700;
  src: local('Oswald Bold'), local('Oswald-Bold'),
       url('fonts/oswald-bold.woff2') format('woff2');
}


/* 
=====================================================
CSS MEJORADO CON SISTEMA DE VARIABLES COMPLETO
Reutilizable | Mobile First | Sin Redundancias
=====================================================
*/

/* =====================================================
   SISTEMA DE VARIABLES - DESIGN TOKENS
   ===================================================== */

:root {
    /* ============================================
       COLORES PRIMARIOS
       Cambia estos para personalizar cada landing
       ============================================ */
    --color-primary: #251bed;
    --color-primary-bright: #ff1f20;     /* Usado en hover */
    
    /* ============================================
       COLORES DE FONDO
       ============================================ */
    --color-bg-dark: #ffffff;            /* Usado en: body, secciones oscuras */
    --color-bg-black: #000000;           /* Usado en: marquesina degradados */
    --color-bg-light: #ffffff;           /* Usado en: tarjetas de servicio */
    --color-bg-light-hover: #f8f8f8;     /* Usado en: tarjetas hover */
    
    /* Overlays y transparencias del fondo oscuro */
    --color-overlay-light: rgba(18, 18, 18, 0.2);    /* Usado en: about-overlay inicio */
    --color-overlay-medium: rgba(18, 18, 18, 0.5);   /* Usado en: hero-overlay inicio */
    --color-overlay-strong: rgba(18, 18, 18, 0.6);   /* Usado en: hero-overlay medio */
    --color-overlay-dark: rgba(18, 18, 18, 0.7);     /* Usado en: contact-overlay inicio */
    --color-overlay-darker: rgba(18, 18, 18, 0.8);   /* Usado en: about-overlay medio */
    --color-overlay-darkest: rgba(18, 18, 18, 0.9);  /* Usado en: contact-overlay medio */
    --color-overlay-solid: rgba(18, 18, 18, 1);      /* Usado en: overlays final */
    
    /* ============================================
       COLORES DE TEXTO
       ============================================ */
    --color-text-light: #C9C9C9;         /* Usado en: textos sobre fondo oscuro */
    --color-text-light-muted: rgba(255, 255, 255, 0.85);  /* Usado en: hero-detalle */
    --color-text-light-placeholder: rgba(255, 255, 255, 0.5);  /* Usado en: placeholders */
    --color-text-dark: #000000;             /* Usado en: títulos de tarjetas */
    --color-text-dark-muted: #444;       /* Usado en: descripciones de tarjetas */
    
    /* ============================================
       COLORES DE SUPERFICIE (Glass, Modals, etc)
       ============================================ */
    --color-surface-glass: rgba(255, 255, 255, 0.08);     /* Usado en: header glassmorphism */
    --color-surface-glass-border: rgba(255, 255, 255, 0.15);  /* Usado en: borde header */
    --color-surface-dark: rgba(0, 0, 0, 0.95);            /* Usado en: menú móvil */
    --color-surface-dark-border: rgba(255, 255, 255, 0.1); /* Usado en: borde menú móvil */
    --color-surface-separator: rgba(255, 255, 255, 0.05); /* Usado en: separadores */
    
    /* Colores formulario */
    --color-input-bg: rgba(255, 255, 255, 0.05);  /* Usado en: inputs background */
    --color-input-border: rgba(255, 255, 255, 0.2);  /* Usado en: inputs border */
    --color-input-bg-focus: rgba(255, 255, 255, 0.1);  /* Usado en: inputs focus */
    
    /* ============================================
       COLORES ESPECIALES
       ============================================ */
    --color-whatsapp: #25d366;           /* Usado en: botón WhatsApp */
    --color-whatsapp-dark: #128C7E;      /* Usado en: botón WhatsApp degradado */
    --color-whatsapp-darker: #075E54;    /* Usado en: botón WhatsApp hover */
    
    /* ============================================
       TIPOGRAFÍA
       ============================================ */
    --font-primary: 'Oswald';
    --font-fallback: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Tamaños de fuente fijos */
    --font-size-xs: 12px;                /* Usado en: hero-detalle */
    --font-size-sm: 13px;                /* Usado en: hero-subtitle móvil */
    --font-size-base: 14px;              /* Usado en: btn-cta */
    --font-size-md: 15px;                /* Usado en: nav links, card-servicio p */
    --font-size-lg: 16px;                /* Usado en: contact-form inputs, subtítulos */
    --font-size-xl: 17px;                /* Usado en: services-subtitle, hero-subtitle desktop */
    --font-size-2xl: 18px;               /* Usado en: item-badge strong, contact-form button */
    --font-size-3xl: 22px;               /* Usado en: card-servicio h3 */
    
    /* Tamaños de fuente fluidos (responsive automático) */
    --font-size-h1: clamp(38px, 12vw, 64px);   /* Usado en: hero-title */
    --font-size-h2-main: clamp(34px, 18vw, 90px);  /* Usado en: section-title__main (services) */
    --font-size-h2-alt: clamp(35px, 19vw, 80px);   /* Usado en: section-title__main (about) */
    --font-size-h2-small: clamp(32px, 17vw, 80px); /* Usado en: section-title__main (gallery) */
    --font-size-h2-xs: clamp(15px, 9vw, 40px);     /* Usado en: section-title__main (contact) */
    --font-size-h3-main: clamp(26px, 14vw, 65px);  /* Usado en: section-title__accent (services) */
    --font-size-h3-alt: clamp(26px, 14vw, 60px);   /* Usado en: section-title__accent (about) */
    --font-size-h3-large: clamp(26px, 15vw, 65px); /* Usado en: section-title__accent (gallery) */
    --font-size-h3-contact: clamp(28px, 17vw, 60px); /* Usado en: section-title__accent (contact) */
    
    /* Pesos de fuente */
    --font-weight-medium: 500;           /* Usado en: hero-brand, hero-detalle */
    --font-weight-semibold: 600;         /* Usado en: hero-button */
    --font-weight-bold: 700;             /* Usado en: btn-cta, marquee, section titles */
    
    /* Alturas de línea */
    --line-height-tight: 0.8;            /* Usado en: títulos de sección */
    --line-height-compact: 1;            /* Usado en: contact-palabra-gris móvil */
    --line-height-snug: 1.1;             /* Usado en: about-palabra-vino, hero-title desktop */
    --line-height-normal: 1.4;           /* Usado en: hero-detalle, hero-title móvil */
    --line-height-relaxed: 1.5;          /* Usado en: card-servicio p */
    --line-height-loose: 1.8;            /* Usado en: hero-subtitle */
    
    /* Letter spacing */
    --letter-spacing-tighter: -0.09em;   /* Usado en: about-palabra-vino */
    --letter-spacing-tight: -0.06em;     /* Usado en: hero-title, services-palabra-vino, gallery-palabra-vino */
    --letter-spacing-snug: -0.04em;      /* Usado en: about-palabra-gris */
    --letter-spacing-compact: -0.03em;   /* Usado en: services-palabra-gris, contact-palabra-gris */
    --letter-spacing-normal: 0px;        /* Usado en: hero-brand, hero-subtitle, subtítulos */
    --letter-spacing-wide: 1px;          /* Usado en: nav links, cta-mobile, about-texto-card, item-badge */
    --letter-spacing-wider: 2px;         /* Usado en: marquee items */
    
    /* ============================================
       ESPACIADO
       Sistema de 4px base
       ============================================ */
    --space-1: 2px;                      /* Usado en: hero-brand padding vertical, menu-toggle span border-radius */
    --space-2: 8px;                      /* Usado en: btn-cta gap, padding móvil, nav links, contact-form */
    --space-3: 10px;                     /* Usado en: header-layout border-radius, hero-content gap, hero-brand margin, hero-title margin, header-nav-mobile margin, about-numero-conteo margin */
    --space-4: 12px;                     /* Usado en: header-layout padding, btn-cta padding móvil, hero-button padding, hero-detalle font-size */
    --space-5: 15px;                     /* Usado en: header-nav gap, header-nav-mobile padding, btn-wsp bottom/right, service-item::before margin, card-servicio h3 margin, card-servicio p line-height, about-card border-radius, about-texto-card font-size */
    --space-6: 16px;                     /* Usado en: btn-cta padding móvil, about-grid-layout gap, about-card padding móvil, contact-form gap, contact-form input padding, icono-svg height/width (ajustar a 60px si es necesario) */
    --space-7: 18px;                     /* Usado en: hero-brand border-radius, contact-form button padding */
    --space-8: 20px;                     /* Usado en: header-section top, btn-cta padding desktop, services-marquee padding, header-logo img desktop, header-nav a padding, about-grid-layout gap desktop, gallery-grid gap móvil, item-badge padding, about-card padding móvil, contact-form gap, columna-formulario-ada padding móvil, btn-wsp padding (tooltip), btn-wsp::after margin */
    --space-9: 30px;                     /* Usado en: services-grid gap, card-servicio padding, hero-brand padding horizontal, hero-brand margin, service-item padding móvil, hero-title margin */
    --space-10: 32px;                    /* Usado en: header-logo img móvil, about-layout row-gap, about-subtitle margin, box-shadow header */
    --space-11: 40px;                    /* Usado en: hero-layout gap, hero-button padding, services-marquee margin desktop, services-subtitle margin, card-servicio padding, about-card padding desktop, gallery-sticky-wrapper gap, gallery-subtitle margin, contact-title-wrapper margin, contact-subtitle margin */
    --space-12: 50px;                    /* Usado en: services-title-wrapper margin, about-section padding, gallery-title-wrapper margin, gallery-info padding, contact-grid-maestro gap, btn-wsp width/height móvil, about-numero-conteo font-size, hero-section padding-top móvil */
    --space-13: 60px;                    /* Usado en: services-subtitle margin, contact-subtitle margin, service-item padding desktop, contact-grid-maestro padding-bottom, icono-svg svg width/height, btn-wsp width/height desktop */
    --space-14: 80px;                    /* Usado en: services-section padding, contact-section padding, gallery-section padding, gallery-grid gap desktop, columna-formulario-ada padding-bottom desktop */
    --space-15: 90px;                    /* Usado en: icono-svg width/height, gallery-section padding */
    --space-16: 100px;                   /* Usado en: about-section padding, hero-section margin-top móvil, services-marquee::before/after width */
    --space-17: 120px;                   /* Usado en: hero-section margin-top desktop, contact-form textarea min-height */
    
    /* Espaciado negativo */
    --space-negative-20: -20px;          /* Usado en: services-marquee margin-top móvil */
    --space-negative-100: -100px;        /* Usado en: hero-section margin-top móvil */
    --space-negative-120: -120px;        /* Usado en: hero-section margin-top desktop */
    
    /* ============================================
       BORDES Y RADIOS
       ============================================ */
    --radius-sm: 5px;                    /* Usado en: hero-button */
    --radius-md: 8px;                    /* Usado en: proyecto-item, contact-form inputs, tooltip btn-wsp */
    --radius-lg: 10px;                   /* Usado en: header-layout */
    --radius-xl: 12px;                   /* Usado en: btn-cta, card-servicio */
    --radius-2xl: 15px;                  /* Usado en: header-nav-mobile, about-card */
    --radius-3xl: 18px;                  /* Usado en: hero-brand */
    --radius-full: 50%;                  /* Usado en: btn-wsp, menu-toggle span, wsp-pulse */
    
    --border-width: 1px;                 /* Usado en: bordes generales */
    --border-width-thick: 2px;           /* Usado en: menu-toggle span */
    
    /* ============================================
       SOMBRAS
       ============================================ */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.2);              /* Usado en: tooltip */
    --shadow-md: 0 2px 10px rgba(0, 0, 0, 0.2);             /* Usado en: btn-wsp */
    --shadow-lg: 0 4px 15px rgba(0, 0, 0, 0.3);             /* Usado en: proyecto-item */
    --shadow-xl: 0 8px 32px rgba(0, 0, 0, 0.25);            /* Usado en: header-layout */
    --shadow-2xl: 0 10px 30px rgba(0, 0, 0, 0.5);           /* Usado en: card-servicio, about-card */
    --shadow-3xl: 0 20px 40px rgba(0, 0, 0, 0.4);           /* Usado en: proyecto-item desktop */
    
    /* Sombras especiales */
    --shadow-primary-glow: 0 0 10px rgba(210, 0, 1, 0.2);   /* Usado en: contact-form focus */
    --shadow-primary-strong: 0 4px 15px rgba(210, 0, 1, 0.3);  /* Usado en: contact-form button */
    --shadow-primary-hover: 0 6px 20px rgba(210, 0, 1, 0.5);   /* Usado en: contact-form button hover */
    --shadow-whatsapp: 0 4px 20px rgba(37, 211, 102, 0.4);  /* Usado en: btn-wsp */
    --shadow-whatsapp-hover: 0 6px 30px rgba(37, 211, 102, 0.6);  /* Usado en: btn-wsp hover */
    --shadow-text: 0 2px 4px rgba(0, 0, 0, 0.5);            /* Usado en: item-badge strong */
    --shadow-image: drop-shadow(0 0 20px rgba(0, 0, 0, 0.5));  /* Usado en: img-tecnico-flotante */
    
    /* ============================================
       TRANSICIONES Y ANIMACIONES
       ============================================ */
    --transition-fast: 0.2s ease;        /* Usado en: transiciones rápidas */
    --transition-normal: 0.3s ease;      /* Usado en: mayoría de transiciones */
    --transition-slow: 0.6s ease;        /* Usado en: proyecto-item img */
    --transition-elastic: 0.3s cubic-bezier(0.4, 0, 0.2, 1);  /* Usado en: btn-wsp */
    
    /* ============================================
       Z-INDEX (Capas de profundidad)
       ============================================ */
    --z-background: 0;                   /* Usado en: imágenes de fondo */
    --z-overlay: 1;                      /* Usado en: overlays */
    --z-content: 2;                      /* Usado en: contenido sobre overlays */
    --z-marquee: 999;                    /* Usado en: marquesina */
    --z-header: 1000;                    /* Usado en: header fijo */
    --z-whatsapp: 10000;                 /* Usado en: botón WhatsApp (siempre visible) */
    
    /* ============================================
       LAYOUT
       ============================================ */
    --container-max-width: 1200px;       /* Usado en: container-master */
    --container-padding: clamp(32px, 10vw, 48px);  /* Usado en: container-master */
    
    /* Tamaños específicos */
    --header-height-mobile: 100px;       /* Para cálculos de overlap */
    --header-height-desktop: 120px;      /* Para cálculos de overlap */
    --header-logo-mobile: 32px;          /* Usado en: header-logo img móvil */
    --header-logo-desktop: 40px;         /* Usado en: header-logo img desktop */
    
    /* ============================================
       BREAKPOINTS (Solo para referencia en comentarios)
       ============================================ */
    /* --breakpoint-mobile: 480px;       */
    /* --breakpoint-tablet: 768px;       */
    /* --breakpoint-desktop: 1024px;     */
}


/* =====================================================
   RESET Y CONFIGURACIÓN BASE
   ===================================================== */

html {
    scroll-behavior: smooth;
    box-sizing: border-box;
}

   *, *::before, *::after {
    box-sizing: inherit;
}

body {
    margin: 0;
    overflow-x: hidden;
    font-family: var(--font-primary), var(--font-fallback);
    background-color: var(--color-bg-dark);
    color: var(--color-text-light);
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
}

/* Container Global */
.container-master {
    width: 100%;
    max-width: var(--container-max-width);
    margin-inline: auto;
    padding-inline: var(--container-padding);
}


/* =====================================================
   COMPONENTES REUTILIZABLES
   ===================================================== */

/* --- TÍTULOS DE SECCIÓN REUTILIZABLES --- */
/* Usa estos en lugar de services-title-dos-colores, about-title-dos-colores, etc. */

.section-title {
    line-height: var(--line-height-tight);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.section-title__main {
    font-weight: var(--font-weight-bold);
    white-space: normal;
    /* Efecto de texto humeante */
    background: linear-gradient(
        to bottom, 
        var(--color-text-light) 20%, 
        rgba(255, 255, 255, 0) 90%
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Variantes de tamaño para diferentes secciones */
.section-title__main--services {
    font-size: var(--font-size-h2-main);
    letter-spacing: var(--letter-spacing-compact);
}

.section-title__main--about {
    font-size: var(--font-size-h2-alt);
    letter-spacing: var(--letter-spacing-snug);

    /* Mejoras de rendering */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    
    /* Evitar subpixel rendering */
    transform: translateZ(0);
    will-change: auto; /* No usar will-change si no es necesario */
}

.section-title__main--gallery {
    font-size: var(--font-size-h2-small);
    letter-spacing: var(--letter-spacing-compact);
}

.section-title__main--contact {
    font-size: var(--font-size-h2-xs);
    letter-spacing: var(--letter-spacing-compact);
    line-height: 1.15;
}

.section-title__accent {
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
}

/* Variantes de tamaño del accent */
.section-title__accent--services {
    font-size: var(--font-size-h3-main);
    letter-spacing: var(--letter-spacing-tight);
    margin-top: -0.25em;
}

.section-title__accent--about {
    font-size: var(--font-size-h3-alt);
    letter-spacing: var(--letter-spacing-tighter);
    white-space: normal;
    text-align: center;
    display: block;
    line-height: var(--line-height-snug);
    margin-top: -0.3em;
}

.section-title__accent--gallery {
    font-size: var(--font-size-h3-large);
    letter-spacing: var(--letter-spacing-tight);
    margin-top: -0.2em;
}

.section-title__accent--contact {
    font-size: var(--font-size-h3-contact);
    letter-spacing: var(--letter-spacing-tight);
    margin-top: -0.1em;
}

/* Wrapper del título */
.section-title-wrapper {
    text-align: center;
    margin: 0 auto var(--space-12) auto;
}

.section-title-wrapper > * {
    margin: 0;
}

/* Subtítulos reutilizables */
.section-subtitle {
    color: var(--color-text-dark);
    letter-spacing: var(--letter-spacing-normal);
    text-align: center;
    font-size: var(--font-size-lg);
    max-width: 500px;
}

.section-subtitle--services {
    font-size: var(--font-size-xl);
    margin: var(--space-11) auto var(--space-13) auto;
}

.section-subtitle--about {
    margin: var(--space-8) auto var(--space-10) auto;
}

.section-subtitle--gallery {
    margin: var(--space-11) auto var(--space-13) auto;
}

.section-subtitle--contact {
    margin: var(--space-11) auto var(--space-13) auto;
}


/* =====================================================
   1. HEADER / MENÚ
   ===================================================== */

.header-section {
    position: fixed;
    top: var(--space-8);
    left: 0;
    width: 100%;
    z-index: var(--z-header);
}

.header-layout {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) clamp(10px, 1.5vw, 20px) var(--space-4) 0;
    background: var(--color-surface-glass);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px);
    border-radius: var(--radius-lg);
    border: var(--border-width) solid var(--color-surface-glass-border);
    box-shadow: var(--shadow-xl);
}

/* Logo */
.header-logo {
    flex: 0 0 auto;
    z-index: var(--z-content);
}

.header-logo img {
    height: var(--header-logo-mobile);
    width: auto;
    display: block;
}

/* Navegación Desktop (oculta en móvil) */
.header-nav {
    display: none;
    flex: 1 1 auto;
    justify-content: center;
    gap: var(--space-5);
}

.header-nav a {
    color: var(--color-text-light);
    font-size: var(--font-size-md);
    letter-spacing: var(--letter-spacing-wide);
    text-decoration: none;
    padding: var(--space-2) var(--space-4);
    transition: color var(--transition-normal);
}

@media (hover: hover) {
    .header-nav a:hover {
        color: var(--color-primary-bright);
    }
}

/* Botón CTA */
.header-cta {
    flex: 0 0 auto;
    z-index: var(--z-content);
}

.btn-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-6);
    background: var(--color-primary);
    color: var(--color-text-light) !important;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    border-radius: var(--radius-xl);
    text-decoration: none;
    transition: background var(--transition-normal);
    -webkit-tap-highlight-color: transparent;
    outline: none;
}

.btn-cta svg {
    width: 16px;
    height: 16px;
}

@media (hover: hover) {
    .btn-cta:hover {
        background: var(--color-primary-bright);
    }
}

.btn-cta:active,
.btn-cta:focus {
    background: var(--color-primary-bright) !important;
    color: var(--color-text-light) !important;
    outline: none !important;
}

/* Texto del CTA */
.cta-mobile {
    display: inline-block !important;
    letter-spacing: var(--letter-spacing-wide);
}

.cta-desktop {
    display: none !important;
}

/* Menú Hamburguesa (visible en móvil) */
.menu-toggle {
    display: block;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 20px;
    background-color: transparent !important;
    background: transparent !important;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: var(--z-content);
    outline: none !important;
    box-shadow: none !important;
    -webkit-tap-highlight-color: transparent !important;
    -webkit-touch-callout: none;
    user-select: none;
}

.menu-toggle:focus,
.menu-toggle:active,
.menu-toggle:visited,
.menu-toggle:focus-visible {
    background-color: transparent !important;
    outline: none !important;
    box-shadow: none !important;
}

.menu-toggle span {
    display: block;
    position: absolute;
    left: 0;
    height: var(--border-width-thick);
    width: 100%;
    background: var(--color-text-light);
    border-radius: var(--space-1);
    transition: all var(--transition-normal);
    pointer-events: none;
}

.menu-toggle span:nth-child(1) {
    top: 0;
}

.menu-toggle span:nth-child(2) {
    top: 50%;
    transform: translateY(-50%);
}

.menu-toggle span:nth-child(3) {
    bottom: 0;
}

/* Hamburguesa activa (X) */
.menu-toggle.active span:nth-child(1) {
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    top: 50%;
    bottom: auto;
    transform: translateY(-50%) rotate(-45deg);
}

/* Menú Móvil */
.header-nav-mobile {
    display: none;
    flex-direction: column;
    margin-top: var(--space-3);
    background: var(--color-surface-dark);
    border-radius: var(--radius-2xl);
    padding: var(--space-5) 0;
    border: var(--border-width) solid var(--color-surface-dark-border);
    animation: slideDown var(--transition-normal) ease forwards;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.header-nav-mobile.active {
    display: flex;
}

.header-nav-mobile a {
    color: var(--color-text-light);
    padding: var(--space-5);
    text-align: center;
    text-decoration: none;
    border-bottom: var(--border-width) solid var(--color-surface-separator);
    -webkit-tap-highlight-color: transparent;
}

/* --- Media Queries HEADER --- */

@media (min-width: 601px) {
    .cta-mobile {
        display: none !important;
    }
    
    .cta-desktop {
        display: inline-block !important;
    }
    
    .btn-cta {
        padding: var(--space-3) var(--space-8);
    }
    
    .header-logo img {
        height: var(--header-logo-desktop);
        width: auto;
    }
}

@media (min-width: 951px) {
    .header-nav {
        display: flex;
    }
    
    .menu-toggle {
        display: none;
    }
}


/* =====================================================
   2. HERO SECTION
   ===================================================== */

.hero-section {
    position: relative;
    height: 100vh;
    margin-top: var(--space-negative-100);
    padding-top: var(--space-12);
}

.hero-bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    z-index: var(--z-background);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        var(--color-overlay-medium) 0%,
        var(--color-overlay-strong) 30%,
        var(--color-bg-dark) 90%,
        var(--color-bg-dark) 90%
    );
    z-index: var(--z-overlay);
}

.hero-layout {
    display: flex;
    align-items: center;
    min-height: 100vh;
    gap: var(--space-11);
}

.hero-content {
    position: relative;
    z-index: var(--z-content);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
}

.hero-content > * {
    margin: 0;
}

.hero-brand {
    display: inline-block;
    margin-bottom: var(--space-3);
    margin-top: var(--space-9);
    padding: var(--space-1) var(--space-9);
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-medium);
    letter-spacing: var(--letter-spacing-normal);
    border: var(--border-width) solid var(--color-primary);
    border-radius: var(--radius-3xl);
    background: var(--color-primary);
    pointer-events: none;
}

.hero-title {
    margin-bottom: var(--space-3);
    max-width: 100%;
    font-size: var(--font-size-h1);
    color: var(--color-text-dark);
    letter-spacing: var(--letter-spacing-tight);
    line-height: var(--line-height-normal);
    word-wrap: break-word;
    font-weight: var(--font-weight-bold);
}

.hero-subtitle {
    max-width: 580px;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-dark);
    letter-spacing: var(--letter-spacing-normal);
    margin-top: 0;
    margin-bottom: 14px;
    line-height: var(--line-height-loose);
}

.hero-button {
    display: inline-block;
    padding: var(--space-4) var(--space-11);
    background-color: var(--color-primary);
    color: var(--color-text-light);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-sm);
    transition: var(--transition-normal);
}

.hero-button:hover {
    background-color: var(--color-primary-bright);
    transform: scale(1.05);
}

.hero-detalle {
    max-width: 520px;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-dark);
    line-height: var(--line-height-normal);
}

/* --- Media Queries HERO --- */

@media (min-width: 769px) {
    .hero-section {
        margin-top: var(--space-negative-120);
        padding-top: var(--space-17);
    }
    
    .hero-title {
        max-width: 580px;
        line-height: var(--line-height-snug);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-xl);
    }
}


/* =====================================================
   3. MARQUESINA DE SERVICIOS
   ===================================================== */

.services-marquee {
    background-color: var(--color-bg-light);
    padding: var(--space-8) 0;
    overflow: hidden;
    position: relative;
    margin-top: var(--space-negative-20);
    z-index: var(--z-marquee);
}

.services-marquee::before,
.services-marquee::after {
    content: '';
    position: absolute;
    top: 0;
    width: var(--space-16);
    height: 100%;
    z-index: var(--z-content);
}

.services-marquee::before {
    left: 0;
    background: linear-gradient(to right, var(--color-bg-light), transparent);
}

.services-marquee::after {
    right: 0;
    background: linear-gradient(to left, var(--color-bg-light), transparent);
}

.marquee-track {
    display: flex;
    width: 100%;
}

.marquee-content {
    display: flex;
    animation: scroll 20s linear infinite;
    white-space: nowrap;
}

.service-item {
    color: var(--color-text-dark);
    font-size: 1.2rem;
    font-weight: var(--font-weight-bold);
    padding: 0 var(--space-9);
    display: inline-block;
    letter-spacing: var(--letter-spacing-wider);
}

.service-item::before {
    content: '•';
    margin-right: var(--space-5);
    opacity: 0.7;
}

.service-item:last-child::after {
    content: '';
}

@keyframes scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.services-marquee:hover .marquee-content {
    animation-play-state: paused;
}

/* --- Media Queries MARQUESINA --- */

@media (min-width: 481px) {
    .service-item {
        font-size: 1.5rem;
        padding: 0 var(--space-3);
    }
    
    .services-marquee {
        margin-top: var(--space-8);
    }
}

@media (min-width: 769px) {
    .service-item {
        font-size: 1.5rem;
        padding: 0 var(--space-13);
    }
    
    .services-marquee {
        margin-top: var(--space-11);
    }
}


/* =====================================================
   4. SECCIÓN SERVICIOS
   ===================================================== */

.services-section {
    background-color: var(--color-bg-dark);
    padding: var(--space-14) 0;
}

/* Usa los componentes reutilizables */

/* Grid */
.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-9);
    width: 100%;
    margin: 0 auto;
}

.card-servicio {
    background: var(--color-bg-light);
    padding: var(--space-11) var(--space-9);
    border-radius: var(--radius-xl);
    text-align: center;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-2xl);
}

.card-servicio:hover {
    transform: translateY(-10px);
    background: var(--color-bg-light-hover);
}

.icono-svg {
    color: var(--color-primary);
    width: var(--space-15);
    height: var(--space-15);
    margin: 0 auto var(--space-8) auto;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
}

.icono-svg svg {
    width: var(--space-13);
    height: var(--space-13);
}

.card-servicio h3 {
    color: var(--color-text-dark);
    font-size: var(--font-size-3xl);
    margin-bottom: var(--space-5);
}

.card-servicio p {
    color: var(--color-text-dark-muted);
    font-size: var(--font-size-md);
    line-height: var(--line-height-relaxed);
}

/* --- Media Queries SERVICIOS --- */

@media (min-width: 769px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1025px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}


/* =====================================================
   5. SECCIÓN ABOUT (NOSOTROS)
   ===================================================== */

.about-section {
    position: relative;
    padding: var(--space-16) 0;
}

.about-bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    z-index: var(--z-background);
}

.about-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        var(--color-overlay-light) 0%,
        var(--color-overlay-darker) 70%,
        var(--color-bg-dark) 85%,
        var(--color-bg-dark) 100%
    );
    z-index: var(--z-overlay);
}

.about-layout {
    position: relative;
    z-index: var(--z-content);
    display: flex;
    flex-direction: column;
    row-gap: var(--space-10);
    margin: 0 auto;
    width: 100%;
}


.about-grid-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
    grid-column: 1 / -1;
    width: 100%;
}

.about-card {
    background-color: var(--color-primary);
    padding: var(--space-8) var(--space-6);
    border-radius: var(--radius-2xl);
    text-align: center;
    color: var(--color-text-light);
    box-shadow: var(--shadow-2xl);
    transition: transform var(--transition-normal);
    display: flex;
    flex-direction: column;
    justify-content: center;
    aspect-ratio: 4 / 3;
}

.about-card:hover {
    transform: translateY(-10px);
    background-color: var(--color-primary-bright);
}

.about-numero-conteo {
    font-weight: var(--font-weight-bold);
    font-size: var(--space-12);
    line-height: var(--line-height-compact);
    margin-bottom: var(--space-3);
}

.about-texto-card {
    font-size: var(--font-size-base);
    letter-spacing: var(--letter-spacing-wide);
    opacity: 0.9;
}

/* --- Media Queries ABOUT --- */

/* Móviles muy pequeños (menos de 400px) */
@media (max-width: 400px) {
    .section-title__main--about {
        font-size: clamp(28px, 19vw, 80px); /* Más pequeño en móviles chicos */
    }
}

@media (min-width: 769px) {
    .about-layout {
        display: grid;
        grid-template-columns: 1fr 1fr;
        row-gap: var(--space-6);
        padding-top: 150px;
    }
    
    .about-layout .section-title-wrapper {
        grid-column: 2; /* Solo columna derecha */
        text-align: center; /* Alinear texto a la derecha */
    }
    
    /* El título se alinea a la derecha */
    .about-section .section-title {
        align-items: center; /* Flexbox: alinear items a la derecha */
    }
    
    /* El subtítulo también a la derecha */
    .about-section .section-subtitle {
        text-align: center;
        margin-left: auto;
        margin-right: 0;
    }
    
    .about-grid-layout {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-8);
        grid-column: 2;
    }
    
    .about-card {
        padding: var(--space-11) var(--space-8);
        aspect-ratio: auto;
    }
}


/* =====================================================
   6. GALERÍA DE PROYECTOS
   ===================================================== */

.gallery-section {
    background-color: var(--color-bg-dark);
    padding: var(--space-15) 0;
}

.gallery-sticky-wrapper {
    display: flex;
    flex-direction: column;
    gap: var(--space-11);
}

.gallery-grid {
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
}

.proyecto-item {
    width: 100%;
    height: 350px;
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.proyecto-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.proyecto-item:hover img {
    transform: scale(1.1);
}

.item-badge {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: var(--space-11) var(--space-8) var(--space-8) var(--space-8);
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0) 100%);
    color: white;
    pointer-events: none;
    border: none;
    backdrop-filter: none;
}

.item-badge strong {
    font-family: var(--font-primary);
    font-size: var(--font-size-2xl);
    letter-spacing: var(--letter-spacing-wide);
    text-shadow: var(--shadow-text);
}

/* --- Media Queries GALERÍA --- */

@media (min-width: 1024px) {
    .gallery-sticky-wrapper {
        flex-direction: row-reverse;
        align-items: flex-start;
        justify-content: space-between;
    }
    
    .gallery-info {
        width: 35%;
        position: sticky;
        top: 150px;
        text-align: right;
        padding-left: var(--space-12);
        padding-right: 0;
        height: auto;
    }
    
        
    .gallery-grid {
        width: 60%;
        gap: var(--space-14);
    }
    
    .proyecto-item {
        height: 550px;
        box-shadow: var(--shadow-3xl);
        animation: aparecerBlur linear both;
        animation-timeline: view();
        animation-range: entry 5% cover 30%;
    }
}

@keyframes aparecerBlur {
    0% {
        opacity: 0;
        filter: blur(15px);
        transform: scale(0.9) translateY(50px);
    }
    100% {
        opacity: 1;
        filter: blur(0);
        transform: scale(1) translateY(0);
    }
}


/* =====================================================
   7. SECCIÓN CONTACTO
   ===================================================== */


.contact-section {
    position: relative;
    padding: var(--space-14) 0 0 0;
    background-color: var(--color-bg-dark);
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.contact-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: var(--z-overlay);
    background-image: linear-gradient(
            to bottom,
            var(--color-overlay-dark) 0%,
            var(--color-overlay-darkest) 60%,
            var(--color-overlay-solid) 100%
        ),
        url('img/FONDO-CORPORACION-ADA.webp');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.contact-grid-maestro {
    position: relative;
    z-index: var(--z-marquee);
    width: 100%;
    display: flex;
    flex-direction: column;
    padding-bottom: var(--space-13);
}

.columna-imagen-tecnico {
    display: none;
}

.img-tecnico-flotante {
    max-width: 100%;
    height: auto;
    max-height: 700px;
    filter: var(--shadow-image);
    object-fit: contain;
}

.columna-formulario-ada {
    width: 100%;
    padding: 0;
    max-width: none;
    margin: 0 auto;
}


.contact-form-wrapper {
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
    padding-bottom: 40vh;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    background-color: var(--color-input-bg);
    border: var(--border-width) solid var(--color-input-border);
    border-radius: var(--radius-md);
    padding: var(--space-6) var(--space-8);
    color: var(--color-text-light);
    font-size: var(--font-size-md);
    font-family: var(--font-primary);
    transition: all var(--transition-normal);
    outline: none;
}

.contact-form input:focus,
.contact-form textarea:focus {
    background-color: var(--color-input-bg-focus);
    border-color: var(--color-bg-light);
    box-shadow: 0 0 0 2px rgba(255,255,255,0.25);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: var(--color-text-light-placeholder);
}

.contact-form textarea {
    resize: vertical;
    min-height: var(--space-17);
    padding-top: 34px;
}

.contact-form button {
    background-color: var(--color-primary);
    font-family: var(--font-primary);
    color: var(--color-text-light);
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-normal);
    border: none;
    border-radius: var(--radius-md);
    padding: var(--space-7);
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-primary-strong);
    margin-top: var(--space-3);
}

.contact-form button:hover {
    background-color: var(--color-primary-bright);
    transform: translateY(-2px);
    box-shadow: var(--shadow-primary-hover);
}

.contact-form button:active {
    transform: translateY(1px);
}

/* =====================================================
   FLOATING LABELS – FORMULARIO ADA
   ===================================================== */

.form-field {
    position: relative;
    scroll-margin-top: 120px;
}

.form-field label {
    position: absolute;
    left: var(--space-8);
    top: 50%;
    transform: translateY(-50%);
    font-family: var(--font-primary);
    font-size: var(--font-size-sm);
    letter-spacing: var(--letter-spacing-wide);
    color: var(--color-text-light-placeholder);
    pointer-events: none;
    padding: 0 6px;
    transition: all var(--transition-normal);
    text-transform: uppercase;
}

/* estado flotante */
.form-field input:focus + label,
.form-field input:not(:placeholder-shown) + label,
.form-field textarea:focus + label,
.form-field textarea:not(:placeholder-shown) + label {
    top: -8px;
    font-size: var(--font-size-xs);
    color: var(--color-text-light);
    background-color: transparent;
    
}

.form-field textarea {
  padding-top: 34px;
}

/* --- Media Queries CONTACTO --- */

@media (min-width: 1024px) {
    .contact-grid-maestro {
        width: 100%;
        display: grid;
        grid-template-columns: 1fr 1fr; /* Vuelve a dividir 50% - 50% */
        align-items: center;
        gap: var(--space-12);
    }
    
    .columna-imagen-tecnico {
        display: flex;
        justify-content: center;
        align-items: flex-end;
    }
    
    .columna-formulario-ada {
        align-self: center;
        padding: 0;
    }
        
    .section-title__main--contact {
        white-space: nowrap;
        line-height: 1;
    }

}

/* =====================================================
   7.1. MAPA
   ===================================================== */

.mapa-full {
    width: 100%;
    line-height: 0; /* Elimina espacio blanco fantasma abajo */
    margin-bottom: 0;
}
.mapa-full iframe {
    display: block; /* Asegura que se comporte como bloque */
   
}

/* =====================================================
   8. FOOTER
   ===================================================== */

.container.footer-content {
    align-items: center;
}

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


/* =====================================================
   9. BOTÓN WHATSAPP FLOTANTE
   ===================================================== */

.btn-wsp {
    position: fixed;
    width: var(--space-12);
    height: var(--space-12);
    bottom: var(--space-5);
    right: var(--space-5);
    background: linear-gradient(135deg, var(--color-whatsapp) 0%, var(--color-whatsapp-dark) 100%);
    color: var(--color-text-light);
    border-radius: var(--radius-full);
    text-align: center;
    font-size: 30px;
    box-shadow: var(--shadow-whatsapp), var(--shadow-md);
    z-index: var(--z-whatsapp);
    display: flex;
    justify-content: center;
    align-items: center;
    text-decoration: none;
    transition: all var(--transition-elastic);
    cursor: pointer;
    animation: vibrar-sutil 4s ease-in-out infinite;
}

.btn-wsp svg {
    position: relative;
    z-index: 3;
    width: 24px;
    height: 24px;
    filter: drop-shadow(var(--shadow-sm));
    transition: transform var(--transition-normal);
}

.wsp-pulse-1 {
    position: absolute;
    width: var(--space-12);
    height: var(--space-12);
    border-radius: var(--radius-full);
    background: rgba(37, 211, 102, 0.7);
    z-index: var(--z-overlay);
    animation: pulse-ring-1 2s cubic-bezier(0.215, 0.61, 0.355, 1) infinite;
}

.wsp-pulse-2 {
    position: absolute;
    width: var(--space-12);
    height: var(--space-12);
    border-radius: var(--radius-full);
    background: rgba(37, 211, 102, 0.5);
    z-index: var(--z-overlay);
    animation: pulse-ring-2 2s cubic-bezier(0.215, 0.61, 0.355, 1) 1s infinite;
}

@keyframes pulse-ring-1 {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.5);
        opacity: 0.6;
    }
    100% {
        transform: scale(2);
        opacity: 0;
    }
}

@keyframes pulse-ring-2 {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.4);
        opacity: 0.5;
    }
    100% {
        transform: scale(1.8);
        opacity: 0;
    }
}

.btn-wsp:hover {
    background: linear-gradient(135deg, var(--color-whatsapp-dark) 0%, var(--color-whatsapp-darker) 100%);
    transform: scale(1.1);
    box-shadow: var(--shadow-whatsapp-hover), 0 3px 15px rgba(0, 0, 0, 0.3);
}

.btn-wsp:hover svg {
    transform: scale(1.1) rotate(5deg);
}

@keyframes vibrar-sutil {
    0%,
    100% {
        transform: scale(1) rotate(0deg);
    }
    10% {
        transform: scale(1.05) rotate(2deg);
    }
    20% {
        transform: scale(1.05) rotate(-2deg);
    }
    30% {
        transform: scale(1.05) rotate(2deg);
    }
    40% {
        transform: scale(1) rotate(0deg);
    }
}

.btn-wsp:active {
    transform: scale(0.95);
}

.btn-wsp::before {
    content: '¿Necesitas ayuda?';
    position: absolute;
    right: 70px;
    background: rgba(0, 0, 0, 0.85);
    color: white;
    padding: var(--space-2) var(--space-5);
    border-radius: var(--radius-md);
    white-space: nowrap;
    font-size: var(--font-size-base);
    font-family: var(--font-primary) !important;
    text-transform: uppercase;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    pointer-events: none;
    box-shadow: var(--shadow-sm);
    display: none;
}

.btn-wsp::after {
    content: '';
    position: absolute;
    right: var(--space-13);
    border: var(--space-2) solid transparent;
    border-left-color: rgba(0, 0, 0, 0.85);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    display: none;
}

.btn-wsp:hover::before,
.btn-wsp:hover::after {
    opacity: 1;
    visibility: visible;
}

/* --- Media Queries WHATSAPP --- */

@media (min-width: 481px) {
    .btn-wsp {
        width: 55px;
        height: 55px;
        bottom: var(--space-8);
        right: var(--space-8);
    }
    
    .btn-wsp svg {
        width: 26px;
        height: 26px;
    }
    
    .wsp-pulse-1,
    .wsp-pulse-2 {
        width: 55px;
        height: 55px;
    }
}

@media (min-width: 769px) {
    .btn-wsp {
        width: var(--space-13);
        height: var(--space-13);
        bottom: var(--space-8);
        right: var(--space-8);
    }
    
    .btn-wsp svg {
        width: 30px;
        height: 30px;
    }
    
    .wsp-pulse-1,
    .wsp-pulse-2 {
        width: var(--space-13);
        height: var(--space-13);
    }
    
    .btn-wsp::before,
    .btn-wsp::after {
        display: block;
    }
}