/* =========================================
   CSS RESET & BASE STYLES
   ========================================= */

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

:root {
    /* Brand colors */
    --color-primary: #0B1F3A;
    --color-primary-light: #1E3A5F;
    --color-primary-dark: #071428;
    --color-accent: #C0C0C0;
    --color-accent-light: #E0E0E0;
    --color-accent-dark: #8A8A8A;
    --color-text: #2C3E4F;
    --color-text-light: #5D6F7F;
    --color-background: #FFFFFF;
    --color-background-alt: #F8FAFC;
    --color-border: #E5E9F0;
    
    /* Warm accent colors */
    --color-warm-1: #F39C12;
    --color-warm-2: #E67E22;
    --color-warm-3: #F1C40F;
    --color-warm-4: #D35400;
    
    /* WhatsApp green */
    --color-whatsapp: #25D366;
    --color-whatsapp-dark: #20B859;
    
    /* Social media */
    --color-facebook: #1877F2;
    --color-twitter: #000000;
    --color-linkedin: #0A66C2;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Typography */
    --font-primary: 'Inter', sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;
    
    /* Shadows */
    --shadow-sm: 0 4px 6px rgba(11, 31, 58, 0.05);
    --shadow-md: 0 10px 30px rgba(11, 31, 58, 0.08);
    --shadow-lg: 0 20px 40px rgba(11, 31, 58, 0.12);
    
    /* Container */
    --container-max-width: 1280px;
    --container-padding: 2rem;
}

html {
    font-size: var(--font-size-base);
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    line-height: var(--line-height-base);
    color: var(--color-text);
    background-color: var(--color-background);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-primary);
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul {
    list-style: none;
}

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

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* =========================================
   PRELOADER
   ========================================= */

.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-background);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.preloader--hidden {
    opacity: 0;
    pointer-events: none;
}

.preloader__container {
    text-align: center;
}

.preloader__spinner {
    width: 60px;
    height: 60px;
    border: 3px solid var(--color-accent-light);
    border-top-color: var(--color-warm-1);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-bottom: var(--spacing-sm);
}

.preloader__text {
    color: var(--color-primary);
    font-weight: 500;
    letter-spacing: 0.05em;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* =========================================
   HEADER
   ========================================= */

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: all 0.3s ease;
}

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

.header__container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 1rem var(--container-padding);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header__logo {
    flex-shrink: 0;
}

.logo {
    height: 50px;
    width: auto;
}

.header__nav {
    margin-left: var(--spacing-lg);
}

.nav__menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.menu__link {
    font-weight: 500;
    color: var(--color-text);
    padding: 0.5rem 0;
    position: relative;
    font-size: 0.95rem;
}

.menu__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-warm-1), var(--color-warm-2));
    transition: all 0.3s ease;
}

.menu__link:hover {
    color: var(--color-primary);
}

.menu__link:hover::after {
    width: 100%;
}

.menu__link--contacto {
    background: linear-gradient(135deg, var(--color-warm-1), var(--color-warm-2));
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    font-weight: 600;
}

.menu__link--contacto::after {
    display: none;
}

.menu__link--contacto:hover {
    background: linear-gradient(135deg, var(--color-warm-2), var(--color-warm-4));
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.menu__link--active {
    color: var(--color-primary);
    font-weight: 600;
}

.menu__link--active::after {
    width: 100%;
}

.header__actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

/* Social Icons - Desktop */
.header__social {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.header__social a {
    color: var(--color-text);
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.header__social a:hover {
    color: var(--color-warm-1);
    transform: translateY(-2px);
}

/* Mobile social - oculto en desktop */
.menu__item--mobile-social {
    display: none;
}

.header__lang {
    font-weight: 600;
    color: var(--color-primary);
    padding: 0.5rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    transition: all 0.3s ease;
}

.header__lang:hover {
    background-color: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.header__menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

.header__menu-toggle span {
    width: 25px;
    height: 2px;
    background-color: var(--color-primary);
    transition: all 0.3s ease;
}

/* =========================================
   HERO SECTION
   ========================================= */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: 80px;
    margin-top: 0;
}

.hero__video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero__video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(11, 31, 58, 0.95) 0%, rgba(11, 31, 58, 0.7) 100%);
    z-index: 1;
}

.hero__content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
    color: white;
}

.hero__title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: white;
}

.hero__title-line {
    display: block;
    color: var(--color-warm-1);
}

.hero__subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
    max-width: 600px;
}

.hero__buttons {
    display: flex;
    gap: var(--spacing-md);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-weight: 600;
    text-align: center;
    border-radius: 4px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn i {
    margin-right: 0.5rem;
}

.btn--primary {
    background: linear-gradient(135deg, var(--color-warm-1), var(--color-warm-2));
    color: white;
}

.btn--primary:hover {
    background: linear-gradient(135deg, var(--color-warm-2), var(--color-warm-4));
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn--secondary {
    background-color: transparent;
    color: white;
    border: 2px solid white;
}

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

.btn--whatsapp {
    background-color: var(--color-whatsapp);
    color: white;
}

.btn--whatsapp:hover {
    background-color: var(--color-whatsapp-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn--large {
    padding: 1.25rem 2.5rem;
    font-size: 1.1rem;
}

/* =========================================
   SECTIONS GENERAL
   ========================================= */

.section {
    padding: var(--spacing-xl) 0;
}

.section__header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
}

.section__tag {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--color-warm-1);
    background-color: rgba(243, 156, 18, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
}

.section__title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.section__subtitle {
    font-size: 1.1rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

/* =========================================
   PROBLEMAS / WHAT WE SOLVE
   ========================================= */

.problemas {
    background-color: var(--color-background-alt);
}

.problemas__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.problema-card {
    background: white;
    padding: var(--spacing-lg);
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    border: 1px solid var(--color-border);
}

.problema-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-warm-1);
}

.problema-card__icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.problema-card__title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.problema-card__text {
    color: var(--color-text-light);
    line-height: 1.7;
}

/* =========================================
   INDUSTRIAS / INDUSTRIES
   ========================================= */

.industrias {
    background-color: white;
}

.industrias__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.industria-card {
    padding: var(--spacing-lg);
    background: white;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.industria-card:hover {
    border-color: var(--color-warm-1);
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.industria-card__title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
    font-weight: 600;
}

.industria-card__title i {
    margin-right: 0.5rem;
    color: var(--color-warm-1);
}

.industria-card__text {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.7;
}

/* =========================================
   TECNOLOGÍAS / TECHNOLOGIES
   ========================================= */

.tecnologias {
    background-color: var(--color-background-alt);
}

.tecnologias__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--spacing-md);
    align-items: center;
}

.tecnologia-logo {
    background: white;
    padding: var(--spacing-md);
    text-align: center;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-weight: 500;
    color: var(--color-primary);
    transition: all 0.3s ease;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.tecnologia-logo i {
    font-size: 1.25rem;
    color: var(--color-warm-1);
}

.tecnologia-logo:hover {
    border-color: var(--color-warm-1);
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

/* =========================================
   DIFERENCIADORES / DIFFERENTIATORS
   ========================================= */

.diferenciadores {
    background-color: white;
}

.diferenciadores__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
}

.diferenciador-card {
    background: white;
    padding: var(--spacing-lg);
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    position: relative;
    transition: all 0.3s ease;
}

.diferenciador-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-warm-1);
}

.diferenciador-card__number {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: var(--spacing-sm);
    color: var(--color-warm-1);
}

.diferenciador-card__title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.diferenciador-card__title i {
    color: var(--color-warm-1);
}

.diferenciador-card__text {
    color: var(--color-text-light);
    line-height: 1.7;
}

/* =========================================
   BLOG / INSIGHTS
   ========================================= */

.blog {
    background-color: var(--color-background-alt);
}

.blog__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.blog-card {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    border: 1px solid var(--color-border);
}

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

.blog-card__image {
    height: 200px;
    background: linear-gradient(135deg, var(--color-warm-1), var(--color-warm-2));
}

.blog-card__content {
    padding: var(--spacing-lg);
}

.blog-card__meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
}

.blog-card__category {
    color: var(--color-warm-1);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.blog-card__date i {
    margin-right: 0.25rem;
}

.blog-card__title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    line-height: 1.4;
    color: var(--color-primary);
}

.blog-card__excerpt {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.blog-card__footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--color-border);
}

.blog-card__author i,
.blog-card__read-time i {
    margin-right: 0.25rem;
}

.blog-card__link {
    color: var(--color-warm-1);
    font-weight: 600;
    display: inline-block;
}

.blog-card__link i {
    transition: transform 0.3s ease;
}

.blog-card__link:hover {
    color: var(--color-warm-2);
}

.blog-card__link:hover i {
    transform: translateX(5px);
}

.blog__footer {
    text-align: center;
}

/* =========================================
   COBERTURA / COVERAGE - CON MAPA SVG
   ========================================= */

.cobertura {
    background-color: white;
}

.cobertura__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.cobertura__content {
    padding-right: var(--spacing-lg);
}

.cobertura__title {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.cobertura__text {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.cobertura__stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.stat {
    text-align: center;
    padding: var(--spacing-md);
    background: var(--color-background-alt);
    border-radius: 8px;
    border: 1px solid var(--color-border);
}

.stat__number {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    color: var(--color-warm-1);
}

.stat__label {
    font-size: 0.875rem;
    color: var(--color-text-light);
}

.cobertura__tarjetas {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.tarjeta-estado {
    background: white;
    padding: var(--spacing-md);
    border-radius: 8px;
    border: 1px solid var(--color-border);
    transition: all 0.3s ease;
    cursor: pointer;
}

.tarjeta-estado:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-warm-1);
}

.tarjeta-estado h3 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.mapa-svg {
    width: 100%;
    height: auto;
    max-height: 500px;
}

/* =========================================
   CONTACTO / CONTACT
   ========================================= */

.contacto {
    background-color: var(--color-background-alt);
}

.contacto__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

.contacto__title {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.contacto__text {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.contacto__datos-reales {
    background: white;
    padding: var(--spacing-lg);
    border-radius: 8px;
    border: 1px solid var(--color-border);
    margin-bottom: var(--spacing-lg);
}

.dato {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--color-border);
}

.dato:last-child {
    border-bottom: none;
}

.dato i {
    font-size: 1.25rem;
    min-width: 24px;
    color: var(--color-warm-1);
}

.dato__label {
    display: block;
    font-size: 0.875rem;
    color: var(--color-text-light);
    margin-bottom: 0.25rem;
}

.dato__valor {
    font-weight: 500;
    color: var(--color-text);
}

.dato__valor a {
    color: var(--color-primary);
}

.dato__valor a:hover {
    text-decoration: underline;
}

.contacto__beneficios {
    display: grid;
    gap: var(--spacing-sm);
}

.beneficio {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-text);
    font-weight: 500;
}

.beneficio i {
    color: var(--color-warm-1);
}

.contacto__form {
    background: white;
    padding: var(--spacing-lg);
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-border);
}

.form__group {
    position: relative;
    margin-bottom: var(--spacing-md);
}

.form__group input,
.form__group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: all 0.3s ease;
    background: transparent;
}

.form__group label {
    position: absolute;
    left: 1rem;
    top: 1rem;
    color: var(--color-text-light);
    transition: all 0.3s ease;
    pointer-events: none;
    background: white;
    padding: 0 0.25rem;
}

.form__group input:focus,
.form__group textarea:focus,
.form__group input:not(:placeholder-shown),
.form__group textarea:not(:placeholder-shown) {
    border-color: var(--color-warm-1);
    outline: none;
}

.form__group input:focus + label,
.form__group textarea:focus + label,
.form__group input:not(:placeholder-shown) + label,
.form__group textarea:not(:placeholder-shown) + label {
    transform: translateY(-1.5rem) scale(0.9);
    color: var(--color-warm-1);
}

.form__submit {
    width: 100%;
    margin-top: var(--spacing-md);
}

.form__submit i {
    margin-left: 0.5rem;
}

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

.footer {
    background-color: var(--color-primary-dark);
    color: white;
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer__logo {
    height: 50px;
    width: auto;
    margin-bottom: var(--spacing-sm);
    filter: brightness(0) invert(1);
}

.footer__description {
    opacity: 0.8;
    line-height: 1.7;
    font-size: 0.95rem;
    margin-bottom: var(--spacing-md);
}

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

.footer__social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: all 0.3s ease;
    color: white;
    font-size: 1.2rem;
}

.footer__social a:hover {
    background: linear-gradient(135deg, var(--color-warm-1), var(--color-warm-2));
    transform: translateY(-3px);
}

.footer__title {
    color: white;
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.footer__menu,
.footer__contact-info,
.footer__legal-links {
    list-style: none;
}

.footer__menu li,
.footer__contact-info li,
.footer__legal-links li {
    margin-bottom: var(--spacing-xs);
}

.footer__menu a,
.footer__legal-links a {
    color: rgba(255, 255, 255, 0.7);
    transition: all 0.3s ease;
    font-size: 0.95rem;
    display: inline-block;
}

.footer__menu a:hover,
.footer__legal-links a:hover {
    color: var(--color-warm-1);
    transform: translateX(5px);
}

.footer__contact-info li {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-xs);
}

.footer__contact-info i {
    margin-top: 0.2rem;
    color: var(--color-warm-1);
}

.footer__contact-info a {
    color: rgba(255, 255, 255, 0.7);
}

.footer__contact-info a:hover {
    color: var(--color-warm-1);
}

.footer__copyright {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
}

/* =========================================
   FLOATING BUTTONS
   ========================================= */

.floating-buttons {
    position: fixed;
    bottom: 3rem;
    right: 2rem;
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: flex-end;
}

.floating-button {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: var(--color-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
    position: relative;
    font-size: 1.5rem;
    -webkit-tap-highlight-color: transparent;
}

.floating-button:hover {
    transform: scale(1.1);
}

.floating-button--top {
    background-color: var(--color-primary);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.floating-button--top.visible {
    opacity: 1;
    visibility: visible;
}

.floating-button--whatsapp {
    background-color: var(--color-whatsapp);
    animation: pulse 2s infinite;
}

.floating-button--whatsapp:hover {
    background-color: var(--color-whatsapp-dark);
    animation: none;
}

.floating-button--share {
    background: linear-gradient(135deg, var(--color-warm-1), var(--color-warm-2));
}

.floating-button--share:hover {
    background: linear-gradient(135deg, var(--color-warm-2), var(--color-warm-4));
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
    70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* Expand Menu */
.expand-menu {
    position: absolute;
    right: 70px;
    display: flex;
    gap: 0.75rem;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
    pointer-events: none;
}

.floating-button--whatsapp .expand-menu,
.floating-button--share .expand-menu {
    top: 50%;
    transform: translateY(-50%);
}

/* Desktop hover */
@media (min-width: 769px) {
    .floating-button:hover .expand-menu {
        opacity: 1;
        visibility: visible;
        pointer-events: all;
    }
    
    .expand-menu:hover {
        opacity: 1;
        visibility: visible;
        pointer-events: all;
    }
}

/* Mobile click */
@media (max-width: 768px) {
    .floating-button.active .expand-menu {
        opacity: 1;
        visibility: visible;
        pointer-events: all;
    }
}

/* WhatsApp - vertical */
.floating-button--whatsapp .expand-menu {
    flex-direction: column;
}

/* Share - horizontal */
.floating-button--share .expand-menu {
    flex-direction: row;
}

.expand-circle {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: white;
    color: var(--color-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 600;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    cursor: pointer;
    border: 2px solid transparent;
    -webkit-tap-highlight-color: transparent;
}

.expand-circle i {
    font-size: 1.25rem;
    margin-bottom: 0.1rem;
}

.expand-circle span {
    font-size: 0.6rem;
}

/* Hover/Active colors */
.expand-circle[data-platform="facebook"]:hover,
.expand-circle[data-platform="facebook"]:active {
    background-color: var(--color-facebook);
    color: white;
    border-color: var(--color-facebook);
    transform: scale(1.1);
}

.expand-circle[data-platform="twitter"]:hover,
.expand-circle[data-platform="twitter"]:active {
    background-color: var(--color-twitter);
    color: white;
    border-color: var(--color-twitter);
    transform: scale(1.1);
}

.expand-circle[data-platform="linkedin"]:hover,
.expand-circle[data-platform="linkedin"]:active {
    background-color: var(--color-linkedin);
    color: white;
    border-color: var(--color-linkedin);
    transform: scale(1.1);
}

.expand-circle[data-platform="whatsapp"]:hover,
.expand-circle[data-platform="whatsapp"]:active,
.expand-circle[data-zone]:hover,
.expand-circle[data-zone]:active {
    background-color: var(--color-whatsapp);
    color: white;
    border-color: var(--color-whatsapp);
    transform: scale(1.1);
}

.expand-circle[data-platform="copy"]:hover,
.expand-circle[data-platform="copy"]:active {
    background: linear-gradient(135deg, var(--color-warm-1), var(--color-warm-2));
    color: white;
    border-color: var(--color-warm-1);
    transform: scale(1.1);
}

/* =========================================
   RESPONSIVE GENERAL
   ========================================= */

@media (max-width: 1024px) {
    :root {
        --spacing-xl: 4rem;
    }
    
    .hero__title {
        font-size: 3rem;
    }
    
    .footer__grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    /* Header móvil - RRSS en menú */
    .header__actions {
        gap: var(--spacing-xs);
    }
    
    .header__lang {
        padding: 0.4rem 0.8rem;
        font-size: 0.9rem;
    }
    
    .header__social {
        display: none;
    }
    
    .header__nav {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        height: calc(100vh - 70px);
        background: white;
        padding: var(--spacing-lg);
        box-shadow: var(--shadow-md);
        transform: translateX(100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        border-top: 1px solid var(--color-border);
        overflow-y: auto;
        margin-left: 0;
        z-index: 1000;
    }
    
    .header__nav.nav--active {
        transform: translateX(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav__menu {
        flex-direction: column;
        gap: var(--spacing-lg);
        align-items: center;
    }
    
    .menu__link {
        font-size: 1.2rem;
    }
    
    .header__menu-toggle {
        display: flex;
    }
    
    .header__menu-toggle.menu-toggle--active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }
    
    .header__menu-toggle.menu-toggle--active span:nth-child(2) {
        opacity: 0;
    }
    
    .header__menu-toggle.menu-toggle--active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
    
    /* RRSS dentro del menú móvil */
    .menu__item--mobile-social {
        display: block;
        margin-top: var(--spacing-lg);
        padding-top: var(--spacing-lg);
        border-top: 1px solid var(--color-border);
        width: 100%;
    }
    
    .mobile-social {
        display: flex;
        justify-content: center;
        gap: var(--spacing-md);
    }
    
    .mobile-social a {
        color: var(--color-primary);
        font-size: 1.2rem;
        transition: all 0.3s ease;
    }
    
    .mobile-social a:hover {
        color: var(--color-warm-1);
        transform: translateY(-2px);
    }

    /* Hero */
    .hero {
        min-height: 90vh;
        padding-top: 70px;
    }
    
    .hero__title {
        font-size: 2.5rem;
    }

    .hero__buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .hero__buttons .btn {
        width: 100%;
        text-align: center;
    }

    /* Sections */
    .section__title {
        font-size: 2rem;
    }

    .cobertura__grid,
    .contacto__grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .cobertura__content {
        padding-right: 0;
    }

    .cobertura__stats {
        grid-template-columns: 1fr;
    }
    
    .cobertura__tarjetas {
        grid-template-columns: 1fr;
    }

    .footer__grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        text-align: center;
    }
    
    .footer__social {
        justify-content: center;
    }
    
    .footer__contact-info li {
        justify-content: center;
    }
    
    /* Floating buttons móvil */
    .floating-buttons {
        bottom: 4rem;
        right: 1rem;
        gap: 0.75rem;
    }

    .floating-button {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
    
    .floating-button--whatsapp .expand-menu,
    .floating-button--share .expand-menu {
        right: 55px;
        gap: 0.5rem;
    }
    
    .expand-circle {
        width: 45px;
        height: 45px;
        font-size: 0.65rem;
    }
    
    .expand-circle i {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    :root {
        --container-padding: 1rem;
        --spacing-xl: 3rem;
    }

    .hero__title {
        font-size: 2rem;
    }

    .hero__subtitle {
        font-size: 1rem;
    }

    .section__title {
        font-size: 1.75rem;
    }

    .btn {
        width: 100%;
        text-align: center;
    }
    
    .dato {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 0.25rem;
    }
    
    .dato i {
        margin-bottom: 0.25rem;
    }
    
    .footer__contact-info li {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .floating-buttons {
        bottom: 4.5rem;
    }
    
    .floating-button--whatsapp .expand-menu,
    .floating-button--share .expand-menu {
        right: 50px;
        gap: 0.4rem;
    }
    
    .expand-circle {
        width: 40px;
        height: 40px;
        font-size: 0.6rem;
    }
    
    .expand-circle i {
        font-size: 1rem;
    }
}

/* Ajuste específico para pantallas muy pequeñas en altura */
@media (max-height: 700px) and (max-width: 768px) {
    .floating-buttons {
        bottom: 5rem;
    }
    
    .floating-button--whatsapp .expand-menu {
        top: 40%;
    }
}