/* ================================
   VARIABLES Y RESET
   ================================ */

:root {
    /* Paleta principal - Teal/Cyan profesional */
    --primary: #0d9488;
    --primary-dark: #0f766e;
    --primary-light: #2dd4bf;
    --primary-50: #f0fdfa;
    --secondary: #0891b2;
    --secondary-dark: #0e7490;
    --accent: #f59e0b;
    --accent-dark: #d97706;
    
    /* Colores de texto */
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-light: #94a3b8;
    
    /* Backgrounds */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --bg-dark: #0f172a;
    --bg-dark-soft: #1e293b;
    
    /* Bordes */
    --border-color: #e2e8f0;
    --border-radius: 10px;
    --border-radius-lg: 16px;
    
    /* Sombras */
    --shadow-sm: 0 1px 3px 0 rgba(15, 23, 42, 0.06);
    --shadow-md: 0 4px 12px -2px rgba(15, 23, 42, 0.08), 0 2px 6px -2px rgba(15, 23, 42, 0.04);
    --shadow-lg: 0 12px 24px -4px rgba(15, 23, 42, 0.1), 0 4px 8px -2px rgba(15, 23, 42, 0.04);
    --shadow-xl: 0 20px 40px -6px rgba(15, 23, 42, 0.12);
    
    /* Espaciado */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Tipografía */
    --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* Transiciones */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Bootstrap 5 - usar colores de marca */
:root {
    --bs-primary: #0d9488;
    --bs-primary-rgb: 13, 148, 136;
    --bs-primary-border-subtle: #0f766e;
    --bs-body-font-family: var(--font-family);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-dark);
}

/* ================================
   CONTAINER Y GRID
   ================================ */

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

.container-fluid {
    width: 100%;
    padding: 0 var(--spacing-lg);
}

/* ================================
   HEADER Y NAVEGACIÓN
   ================================ */

/* Por defecto (pantalla al top): mismo estilo que el hero, texto claro */
.header {
    background: linear-gradient(135deg, #0f766e 0%, #0d9488 35%, #0891b2 70%, #0e7490 100%);
    box-shadow: none;
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: background 0.35s ease, box-shadow 0.35s ease, color 0.35s ease;
}

.header .nav-menu a {
    color: rgba(255, 255, 255, 0.95);
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    transition: var(--transition);
    height: 50px;
}

.header .nav-menu a:hover,
.header .nav-menu a.active {
    color: white;
    background: rgba(255, 255, 255, 0.15);
}

/* Botón Contacto en header (at top): destacado sobre fondo hero */
.header .nav-menu a.btn-primary {
    background: white;
    color: var(--primary-dark) !important;
}
.header .nav-menu a.btn-primary:hover {
    background: rgba(255, 255, 255, 0.9);
    color: var(--primary-dark) !important;
}

/* Logo visible sobre fondo hero (blanco) */
.header .logo img {
    /* filter: brightness(0) invert(1); */
    border-radius: 10px;
    background-color: #fff;
    padding: 10px;
}

.header .mobile-menu-toggle span {
    background: white;
}

/* Al hacer scroll: fondo blanco y texto oscuro */
.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--shadow-md);
}

.header.scrolled .nav-menu a {
    color: var(--text-primary);
}

.header.scrolled .nav-menu a:hover,
.header.scrolled .nav-menu a.active {
    color: var(--primary);
    background: rgba(13, 148, 136, 0.1);
}

.header.scrolled .logo img {
    filter: none;
}

.header.scrolled .mobile-menu-toggle span {
    background: var(--text-primary);
}

/* Botón Contacto al hacer scroll: estilo primary normal */
.header.scrolled .nav-menu a.btn-primary {
    background: var(--primary);
    color: white !important;
}
.header.scrolled .nav-menu a.btn-primary:hover {
    background: var(--primary-dark);
    color: white !important;
}

.navbar {
    padding: var(--spacing-lg) 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 60px;
    transition: filter 0.35s ease;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-xl);
    align-items: center;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 4px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    transition: var(--transition);
}

/* ================================
   BOTONES
   ================================ */

.btn-primary {
    background: var(--primary);
    color: white !important;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius);
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    display: inline-block;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--secondary);
    color: white;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius);
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.btn-secondary:hover {
    background: var(--secondary-dark);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    padding: var(--spacing-sm) var(--spacing-lg);
    border: 2px solid var(--primary);
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-outline:hover {
    background: var(--primary);
    color: white;
}

/* ================================
   MAIN CONTENT
   ================================ */

.main-content {
    min-height: calc(100vh - 400px);
}

/* ================================
   FOOTER
   ================================ */

.footer {
    background: linear-gradient(180deg, var(--bg-dark) 0%, #0a0f1a 100%);
    color: white;
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
    margin-top: 0;
    position: relative;
}

/* Footer usa Bootstrap .row y .col-md-6 */
.footer .row a.text-light:hover {
    color: white !important;
}

.footer-logo {
    width: 80%;
    height: auto !important;
    margin-bottom: var(--spacing-md);
    padding: 5px;
    border-radius: 10px;
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary);
    transform: translateY(-3px);
}

.contact-info {
    list-style: none;
}

.contact-info li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: #d1d5db;
}

/* Formulario de suscripción en footer (Bootstrap + tema oscuro) */
.footer .subscribe-form .form-control {
    flex: 1;
    min-width: 0;
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    color: #fff;
}
.footer .subscribe-form .form-control::placeholder {
    color: #9ca3af;
}
.footer .subscribe-form .btn-primary {
    background: var(--primary);
    border-color: var(--primary);
}
.footer .subscribe-form .btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
}
.footer .form-check-input {
    background-color: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.3);
}
.footer .form-check-input:checked {
    background-color: var(--primary);
    border-color: var(--primary);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-lg);
    text-align: center;
    color: #9ca3af;
}

.footer-bottom p {
    margin-bottom: var(--spacing-sm);
}

.footer-bottom a {
    color: var(--primary-light);
}

/* Bloque "Ya estás suscrito" en footer */
.footer-already-subscribed h4 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: #86efac;
}

.footer-already-subscribed h4 i {
    color: #86efac;
}

.footer-already-subscribed p {
    margin-bottom: var(--spacing-sm);
}

.footer-already-subscribed-actions {
    margin-top: var(--spacing-md) !important;
}

.footer-link-unsubscribe {
    color: var(--primary-light) !important;
    font-size: var(--font-size-sm);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.footer-link-unsubscribe:hover {
    text-decoration: underline;
    color: white !important;
}

.footer-legal-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    font-size: var(--font-size-sm);
}

.footer-legal-links a {
    color: #9ca3af;
    text-decoration: none;
    transition: var(--transition);
}

.footer-legal-links a:hover {
    color: var(--primary-light);
}

/* Contenido legal (páginas Aviso, Términos, Políticas) */
.legal-content {
    color: var(--text-primary);
    line-height: 1.75;
}

.legal-content h2 {
    font-size: var(--font-size-xl);
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.legal-content h2:first-of-type {
    margin-top: var(--spacing-lg);
}

.legal-content p {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

.legal-content a {
    color: var(--primary);
    text-decoration: underline;
}

.legal-content a:hover {
    color: var(--primary-dark);
}

/* Banner legal / cookies (fijo abajo, con opacity) */
.legal-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 9998;
    background: rgba(15, 23, 42, 0.97);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: #e2e8f0;
    padding: var(--spacing-md) var(--spacing-lg);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.2);
    font-size: var(--font-size-sm);
    display: none;
}

.legal-banner.is-visible {
    display: block;
    animation: legalBannerIn 0.35s ease-out;
}

@keyframes legalBannerIn {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.legal-banner-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.legal-banner-text {
    flex: 1;
    min-width: 260px;
}

.legal-banner-text p {
    margin: 0 0 var(--spacing-xs) 0;
    line-height: 1.5;
}

.legal-banner-links {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-xs);
}

.legal-banner-links a {
    color: var(--primary-light);
    text-decoration: none;
    white-space: nowrap;
}

.legal-banner-links a:hover {
    text-decoration: underline;
}

.legal-banner-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex-shrink: 0;
}

.legal-banner-actions .btn-legal-accept {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    font-size: var(--font-size-sm);
    transition: var(--transition);
}

.legal-banner-actions .btn-legal-accept:hover {
    background: var(--primary-dark);
}

/* Cuando el banner legal está visible, el footer tiene espacio extra para no quedar tapado */
body.legal-banner-visible .footer {
    padding-bottom: 7rem;
}

/* Parallax: contenedor que permite overflow para capas */
.parallax-wrap {
    position: relative;
    overflow: hidden;
}

/* ================================
   UTILITIES
   ================================ */

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

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }
.mt-5 { margin-top: var(--spacing-2xl); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }
.mb-5 { margin-bottom: var(--spacing-2xl); }

.hidden { display: none; }