/* ============================================
   HOPAC - Estilos Base y Variables CSS
   Estilo Apple-like: Minimalista, limpio, aireado
   ============================================ */

/* Custom Properties */
:root {
    --color-primary: #0056b3;
    --color-primary-dark: #004494;
    --color-primary-light: #e6f2ff;
    --color-secondary: #28a745;
    --color-secondary-dark: #1e7e34;
    --color-secondary-light: #e8f5e9;

    --color-white: #ffffff;
    --color-snow: #f8f9fa;
    --color-gray-100: #f1f3f5;
    --color-gray-200: #e9ecef;
    --color-gray-300: #dee2e6;
    --color-gray-400: #ced4da;
    --color-gray-500: #adb5bd;
    --color-gray-600: #6c757d;
    --color-gray-700: #495057;
    --color-gray-800: #343a40;
    --color-gray-900: #212529;

    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-base: 18px;
    --font-size-sm: 16px;
    --font-size-lg: 20px;
    --font-size-xl: 24px;
    --font-size-xxl: 32px;
    --font-size-xxxl: 42px;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    --spacing-xxxl: 6rem;

    --border-radius: 8px;
    --border-radius-lg: 12px;

    --shadow-sm: 0 1px 3px rgba(0,0,0,0.05), 0 1px 2px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.05), 0 2px 4px rgba(0,0,0,0.08);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.05), 0 4px 6px rgba(0,0,0,0.08);
    --shadow-xl: 0 20px 25px rgba(0,0,0,0.05), 0 10px 10px rgba(0,0,0,0.08);

    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;

    --header-height: 80px;
}

/* Reset y Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--color-gray-800);
    background: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Tipografía */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-sm);
}
h1 { font-size: var(--font-size-xxxl); }
h2 { font-size: var(--font-size-xxl); }
h3 { font-size: var(--font-size-xl); }
h4 { font-size: var(--font-size-lg); }

p { margin-bottom: var(--spacing-sm); color: var(--color-gray-600); }

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}
a:hover, a:focus {
    color: var(--color-primary-dark);
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

img { max-width: 100%; height: auto; display: block; }
address { font-style: normal; }

/* Contenedor */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ===================
   HEADER & NAV
   =================== */
.header {
    position: fixed;
    top: 0; left: 0; right: 0;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-gray-200);
    z-index: 1001;
    transition: box-shadow var(--transition-base);
    height: var(--header-height);
}
.header.scrolled { box-shadow: var(--shadow-md); }

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

/* Asegurar que el botón hamburguesa NUNCA se vea en desktop */
@media (min-width: 769px) {
    .nav__toggle {
        display: none !important;
        visibility: hidden !important;
        pointer-events: none !important;
    }
}

.nav__logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: -0.5px;
    text-decoration: none;
}
.logo-text {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav__menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    list-style: none;
    position: static; /* <-- Añadir: en desktop es estático */
    transform: none; /* <-- Añadir: sin transformación */
    width: auto;     /* <-- Añadir: ancho automático */
    height: auto;    /* <-- Añadir: altura automática */
}

 .nav__link {
     display: inline-flex;
     align-items: center;
     font-size: 15px;
     font-weight: 500;
     color: var(--color-gray-700);
     padding: 8px 12px;
     position: relative;
     transition: all var(--transition-fast);
     gap: 8px;
     border-radius: var(--border-radius);
     text-decoration: none;
 }
 .nav__link:hover {
     background: var(--color-white);
     color: var(--color-primary);
     box-shadow: var(--shadow-sm);
 }
.nav__link.active,
  .nav__link:focus {
      color: var(--color-white);
  }
  .nav__link.active {
      background: var(--color-primary);
  }

 /* Iconos en enlaces de navegación */
 .nav__icon {
     display: inline-flex;
     vertical-align: middle;
     margin-right: 8px;
     width: 20px;
     height: 20px;
     stroke-width: 2;
     stroke: currentColor;
     fill: none;
     stroke-linecap: round;
     stroke-linejoin: round;
     flex-shrink: 0;
 }


/* Menú hamburguesa - OCULTO en desktop por defecto */
.nav__toggle {
    display: none;  /* Oculto en desktop */
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    width: 32px; height: 32px;
    position: relative;
    z-index: 1001;
}
.hamburger {
    display: block;
    width: 24px; height: 2px;
    background: var(--color-gray-700);
    position: relative;
    transition: background var(--transition-fast);
}
.hamburger::before, .hamburger::after {
    content: '';
    position: absolute;
    width: 24px; height: 2px;
    background: var(--color-gray-700);
    left: 0;
    transition: transform var(--transition-base);
}
.hamburger::before { top: -7px; }
.hamburger::after { bottom: -7px; }
.nav__toggle[aria-expanded="true"] .hamburger { background: transparent; }
.nav__toggle[aria-expanded="true"] .hamburger::before {
    transform: translateY(7px) rotate(45deg);
}
.nav__toggle[aria-expanded="true"] .hamburger::after {
    transform: translateY(-7px) rotate(-45deg);
}

/* Botón cerrar menú móvil */
.nav__close {
    display: none;
    background: var(--color-gray-100);
    border: none;
    cursor: pointer;
    padding: 8px;
    width: 40px;
    height: 40px;
    color: var(--color-gray-700);
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);
}
.nav__close:hover {
    background: var(--color-gray-200);
    color: var(--color-primary);
}

/* Ocultar botón hamburguesa cuando menú está abierto */
@media (max-width: 768px) {
    .nav__toggle.active-menu {
        display: none;
    }
}

/* ===================
   BOTONES
   =================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    font-size: 16px;
    font-weight: 600;
    border-radius: var(--border-radius);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    gap: 8px;
}
.btn--primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    border-color: var(--color-primary);
}
.btn--primary:hover, .btn--primary:focus {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}
.btn--secondary {
    background: var(--color-secondary);
    color: var(--color-white);
    border-color: var(--color-secondary);
}
.btn--secondary:hover, .btn--secondary:focus {
    background: var(--color-secondary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}
.btn--outline {
    background: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}
.btn--outline:hover, .btn--outline:focus {
    background: var(--color-primary-light);
    transform: translateY(-2px);
}
.btn--large {
    padding: 16px 36px;
    font-size: 18px;
}

/* ===================
   SECCIONES
   =================== */
.section { padding: var(--spacing-xxxl) 0; }
.section--gray { background: var(--color-snow); }
.section--white { background: var(--color-white); }

.section__header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
}
.section__subtitle {
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-primary);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    display: block;
}
.section__title { font-size: var(--font-size-xxl); margin-bottom: var(--spacing-sm); }
.section__description {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    line-height: 1.6;
}

/* Grid responsive */
.grid { display: grid; gap: var(--spacing-lg); }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid--4 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

/* ===================
   HERO
   =================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, rgba(255,255,255,0) 100%);
    overflow: hidden;
    padding-top: var(--header-height);
}
.hero::before {
    content: '';
    position: absolute;
    top: 0; right: 0;
    width: 50%; height: 100%;
    background: radial-gradient(circle at 70% 50%, rgba(0,86,179,0.05) 0%, transparent 60%);
    pointer-events: none;
}

.hero__content {
    position: relative;
    z-index: 2;
    max-width: 700px;
}
.hero__badge {
    display: inline-block;
    background: var(--color-secondary-light);
    color: var(--color-secondary-dark);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}
.hero__title {
    font-size: clamp(40px, 5vw, 64px);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
}
.hero__title span {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero__description {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}
.hero__actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}
.hero__image {
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
    width: 40%;
    max-width: 600px;
    z-index: 1;
}

/* ===================
   ESTADÍSTICAS
   =================== */
.impact {
    background: var(--color-white);
    padding: var(--spacing-xl) 0;
    border-bottom: 1px solid var(--color-gray-200);
}
.impact__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    text-align: center;
}
.impact__number {
    font-size: 48px;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}
.impact__label {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ===================
   TARJETAS
   =================== */
.service-card {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid var(--color-gray-200);
}
.service-card:hover, .service-card:focus-within {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary-light);
}

.service-card__icon {
    width: 64px; height: 64px;
    background: var(--color-primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}
.service-card__icon svg { width: 32px; height: 32px; }
.service-card__title { font-size: var(--font-size-xl); margin-bottom: var(--spacing-sm); }
.service-card__description { color: var(--color-gray-600); margin-bottom: var(--spacing-md); }

/* ===================
   FADE-IN SCROLL
   =================== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===================
   FORMULARIOS
   =================== */
.contact-form {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 700px;
    margin: 0 auto;
}

.form-group { margin-bottom: var(--spacing-md); }
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-label {
    display: block;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--color-gray-800);
}

.form-input, .form-textarea, .form-select {
    width: 100%;
    padding: 14px 16px;
    font-size: var(--font-size-base);
    border: 2px solid var(--color-gray-300);
    border-radius: var(--border-radius);
    background: var(--color-white);
    transition: all var(--transition-fast);
    font-family: inherit;
}
.form-textarea { min-height: 150px; resize: vertical; }

.form-input:focus, .form-textarea:focus, .form-select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px var(--color-primary-light);
}
.form-input.error, .form-textarea.error { border-color: #dc3545; }

.form-error {
    color: #dc3545;
    font-size: 14px;
    margin-top: 6px;
    display: none;
}
.form-group.has-error .form-error { display: block; }

.form-success {
    background: var(--color-secondary-light);
    color: var(--color-secondary-dark);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
    display: none;
    border: 1px solid var(--color-secondary);
}
.form-success.show { display: block; animation: fadeInUp 0.3s ease; }

/* Mapa */
.map-container {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    margin-top: var(--spacing-lg);
}
.map-container iframe {
    width: 100%;
    height: 400px;
    border: none;
    display: block;
}

/* ===================
   DETALLE SERVICIO
   =================== */
.service-detail { padding: var(--spacing-xl) 0; border-bottom: 1px solid var(--color-gray-200); }
.service-detail:last-child { border-bottom: none; }
.service-detail__icon {
    width: 100px; height: 100px;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-secondary-light) 100%);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}
.service-detail__icon svg { width: 50px; height: 50px; }
.service-detail__title { font-size: var(--font-size-xl); margin-bottom: var(--spacing-sm); }

/* ===================
   TIMELINE
   =================== */
.timeline {
    position: relative;
    max-width: 800px;
    margin: var(--spacing-xxl) auto;
}
.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: var(--color-gray-300);
}

.timeline__item {
    position: relative;
    margin-bottom: var(--spacing-xl);
    width: 50%;
    padding: 0 var(--spacing-lg);
}
.timeline__item:nth-child(odd) { left: 0; text-align: right; }
.timeline__item:nth-child(even) { left: 50%; text-align: left; }

.timeline__dot {
    position: absolute;
    top: 0;
    width: 20px; height: 20px;
    background: var(--color-primary);
    border: 4px solid var(--color-white);
    border-radius: 50%;
    box-shadow: var(--shadow-md);
}
.timeline__item:nth-child(odd) .timeline__dot { right: -10px; }
.timeline__item:nth-child(even) .timeline__dot { left: -10px; }

.timeline__date {
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
    font-size: var(--font-size-sm);
}
.timeline__content {
    background: var(--color-white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

/* ===================
   BREADCRUMBS (MIGAS DE PAN)
   =================== */
.breadcrumbs {
    background: var(--color-snow);
    border-bottom: 1px solid var(--color-gray-200);
    padding: var(--spacing-xs) 0;
    margin-top: calc(var(--header-height) + 1px);
    position: sticky;
    top: var(--header-height);
    z-index: 900;
    transition: all var(--transition-base);
}

.breadcrumbs__list {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 6px;
    list-style: none;
    margin: 0;
    padding: 0;
    font-size: 14px;
}

.breadcrumbs__item {
    display: flex;
    align-items: center;
}

.breadcrumbs__link {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--color-gray-600);
    padding: 6px 12px;
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);
    text-decoration: none;
    font-size: 13px;
    line-height: 1.4;
}

.breadcrumbs__link:hover {
    background: var(--color-white);
    color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.breadcrumbs__link svg {
    flex-shrink: 0;
    opacity: 0.7;
    width: 14px;
    height: 14px;
}

.breadcrumbs__label {
    font-weight: 500;
}

/* Separador entre items */
.breadcrumbs__item:not(:last-child)::after {
    content: '/';
    margin-left: 6px;
    color: var(--color-gray-400);
    font-weight: 300;
    font-size: 14px;
}

/* Item actual (página actual) */
.breadcrumbs__current {
    color: var(--color-gray-800);
    padding: 6px 12px;
    font-weight: 600;
    font-size: 13px;
    line-height: 1.4;
}

/* Botón volver atrás (móvil) */
.breadcrumbs__back {
    display: none;
    align-items: center;
    gap: 6px;
    background: var(--color-white);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--border-radius);
    padding: 8px 14px;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-gray-700);
    cursor: pointer;
    margin-left: auto;
    transition: all var(--transition-fast);
    font-family: var(--font-family);
}

.breadcrumbs__back:hover {
    background: var(--color-gray-100);
    border-color: var(--color-gray-400);
    color: var(--color-gray-900);
}

.breadcrumbs__back:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Mostrar botón atrás solo en móvil */
@media (max-width: 768px) {
    .breadcrumbs__back {
        display: inline-flex;
    }
    
    .breadcrumbs {
        padding: var(--spacing-xs) 0;
    }
}

/* Muy móvil: ocultar etiqueta "Inicio" */
@media (max-width: 480px) {
    .breadcrumbs__link .breadcrumbs__label {
        display: none;
    }
    
    .breadcrumbs__link {
        padding: 6px;
    }
    
    .breadcrumbs__back span {
        display: none;
    }
    
    .breadcrumbs__back {
        padding: 8px;
    }
}

/* Ajuste del contenido principal después de breadcrumbs */
.breadcrumbs + .section:first-of-type,
.breadcrumbs + .container:first-of-type > .section:first-of-type {
    margin-top: var(--spacing-md);
}

/* Ocultar breadcrumbs en página de inicio */
body.page-home .breadcrumbs {
    display: none;
}

/* ===================
   UTILIDADES
   =================== */
.brigade-card {
    position: relative;
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.brigade-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}
.brigade-card__image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-gray-100) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
}
.brigade-card__content { padding: var(--spacing-md); }
.brigade-card__date {
    font-size: 14px;
    color: var(--color-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-xs);
}
.brigade-card__title { font-size: var(--font-size-lg); margin-bottom: var(--spacing-sm); }
.brigade-card__location {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--color-gray-600);
    font-size: 14px;
    margin-bottom: var(--spacing-sm);
}
.brigade-card__location svg { width: 16px; height: 16px; }

/* ===================
   FOOTER
   =================== */
.footer {
    background: var(--color-gray-900);
    color: var(--color-gray-300);
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
}
.footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}
.footer__title {
    font-size: 24px;
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}
.footer__description { color: var(--color-gray-400); line-height: 1.6; margin-bottom: var(--spacing-md); }
.footer__subtitle {
    font-size: var(--font-size-base);
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}
.footer__links { list-style: none; }
.footer__links li { margin-bottom: var(--spacing-xs); }
.footer__links a {
    color: var(--color-gray-400);
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}
.footer__links a:hover { color: var(--color-white); }
.footer__contact p {
    color: var(--color-gray-400);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-sm);
    line-height: 1.6;
}
.footer__contact a { color: var(--color-gray-300); }
.footer__contact a:hover { color: var(--color-white); }

.footer__social {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}
.social__link {
    width: 40px; height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-300);
    transition: all var(--transition-fast);
}
.social__link:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
}

.footer__bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255,255,255,0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}
.footer__legal a {
    color: var(--color-gray-500);
    margin: 0 var(--spacing-xs);
}
.footer__legal a:hover { color: var(--color-white); }

/* ===================
   RESPONSIVE
   =================== */
@media (max-width: 1024px) {
    .hero__image { display: none; }
    .hero__content { max-width: 100%; text-align: center; }
    .hero__actions { justify-content: center; }
    .impact__grid { grid-template-columns: repeat(2, 1fr); }
    .footer__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    :root {
        --font-size-base: 16px;
        --header-height: 70px;
    }
    .section { padding: var(--spacing-xxl) 0; }

    .nav__toggle { display: block; }

.nav__menu {
          position: fixed;
          top: 0;
          left: 0;
          width: 100%;
          max-width: none;
          height: 100vh;
          background: var(--color-white);
          flex-direction: column;
          padding: 60px var(--spacing-lg) var(--spacing-lg);
          gap: 0;
          border-left: none;
          box-shadow: var(--shadow-lg);
          transform: translateX(100%);
          opacity: 1;
          pointer-events: none;
          transition: transform var(--transition-base);
          z-index: 1000;
          overflow-y: auto;
      }
      .nav__item--close {
          display: none;
      }
.nav__menu.active {
          transform: translateX(0);
          pointer-events: auto;
      }
      .nav__menu.active .nav__item--close {
          display: flex;
          position: absolute;
          top: 15px;
          left: 380px;
          right: auto;
          padding: 0;
          border-bottom: none;
          z-index: 1001;
      }
      .nav__menu.active .nav__close {
          display: flex;
          align-items: center;
          justify-content: center;
      }
    .nav__item { width: 100%; }
     .nav__link {
         display: flex;
         align-items: center;
         padding: var(--spacing-md) var(--spacing-sm);
         border-bottom: 1px solid var(--color-gray-100);
         gap: 12px;
         border-radius: var(--border-radius);
         transition: all var(--transition-fast);
     }
     .nav__link:hover,
     .nav__link:focus {
         background: var(--color-white);
         color: var(--color-primary);
         box-shadow: var(--shadow-sm);
     }
.nav__link.active {
           color: var(--color-white);
           background: var(--color-primary);
       }
     .nav__link::after { display: none; }
    .nav__item--cta { margin-top: var(--spacing-sm); }
    .nav__item--cta .btn { width: 100%; }

    .form-row { grid-template-columns: 1fr; }

    .timeline::before { left: 20px; }
    .timeline__item { width: 100%; left: 0 !important; padding-left: 50px; padding-right: 0; text-align: left !important; }
    .timeline__dot { left: 10px !important; right: auto !important; }

     .footer__grid { grid-template-columns: 1fr; gap: var(--spacing-lg); }
     .footer__bottom { flex-direction: column; text-align: center; }
}


/* ============================================
   DESKTOP - Forzar menú horizontal (>=769px)
   ============================================ */
@media (min-width: 769px) {
    .nav__menu {
        display: flex !important;
        position: static !important;
        transform: none !important;
        width: auto !important;
        max-width: none !important;
        height: auto !important;
        top: auto !important;
        right: auto !important;
        left: auto !important;
        background: transparent !important;
        box-shadow: none !important;
        pointer-events: auto !important;
        overflow: visible !important;
        z-index: auto !important;
    }
}

@media (max-width: 480px) {
    .hero__title { font-size: 36px; }
    .impact__grid { grid-template-columns: 1fr; }
    .impact__number { font-size: 42px; }
}

/* ===================
   ANIMACIONES
   =================== */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

/* Skip link accesibilidad */
.skip-link {
    position: absolute;
    top: -40px; left: 0;
    background: var(--color-primary);
    color: var(--color-white);
    padding: 8px;
    z-index: 200;
}
.skip-link:focus { top: 0; }

/* Utilidades */
.text-center { text-align: center; }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }

/* Alto contraste */
@media (prefers-contrast: high) {
    :root {
        --color-gray-600: #000000;
        --color-gray-700: #000000;
    }
}

/* Impresión */
@media print {
    .header, .footer, .btn, .nav__toggle { display: none; }
    body { font-size: 12pt; color: #000; }
    a { text-decoration: underline; }
}

/* Muy móvil: ajustar ancho del menú */
@media (max-width: 480px) {
    .nav__menu {
        width: 100%;
        max-width: none;
    }
}

/* ===================
   UTILIDADES CSS
   =================== */

/* Text alignment */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

/* Display */
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-col { display: flex; flex-direction: column; }
.inline-flex { display: inline-flex; }

/* Margin utilities */
.mt-xs { margin-top: var(--spacing-xs); }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }
.mb-xs { margin-bottom: var(--spacing-xs); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }
.ml-auto { margin-left: auto; }
.mr-auto { margin-right: auto; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* Padding utilities */
.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }

/* Width/Height */
.w-full { width: 100%; }
.h-full { height: 100%; }
.max-w-800 { max-width: 800px; }
.max-w-600 { max-width: 600px; }

/* Border left utility */
.border-left-primary { border-left: 4px solid var(--color-primary); }
.border-left-secondary { border-left: 4px solid var(--color-secondary); }

/* Text sizes */
.text-sm { font-size: 14px; }
.text-xs { font-size: 13px; }

/* Center container */
.container-center {
    max-width: 800px;
    margin: 0 auto;
}