/* ===================================
   Estudio Contable - Estilos CSS
   Moderno y Elegante
=================================== */

/* Variables CSS */
:root {
    /* Colores principales */
    --color-primary: #1a1a2e;
    --color-primary-light: #16213e;
    --color-accent: #c9a227;
    --color-accent-light: #d4b445;
    
    /* Neutrales */
    --color-white: #ffffff;
    --color-off-white: #f8f7f4;
    --color-gray-100: #f5f5f5;
    --color-gray-200: #e8e8e8;
    --color-gray-300: #d1d1d1;
    --color-gray-500: #737373;
    --color-gray-700: #404040;
    --color-gray-900: #1a1a1a;
    
    /* Tipografía */
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Espaciado */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Otros */
    --border-radius: 8px;
    --transition: all 0.3s ease;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

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

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

body {
    font-family: var(--font-body);
    color: var(--color-gray-900);
    background-color: var(--color-white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: 60px;
    display: block;
}

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

ul {
    list-style: none;
}

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

/* ===================================
   Header / Navegación
=================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: transparent;
    transition: var(--transition);
}

.header.scrolled {
    background-color: var(--color-white);
    box-shadow: var(--shadow);
}

.header.scrolled .nav__link,
.header.scrolled .nav__logo .logo-text {
    color: var(--color-gray-900);
}

.header.scrolled .nav__logo .logo-icon {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

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

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background-color: var(--color-accent);
    color: var(--color-primary);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1rem;
    border-radius: var(--border-radius);
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-white);
    display: none;
}

@media (min-width: 992px) {
    .logo-text {
        display: block;
    }
}

/* Logo image in navigation */
.nav__logo-image {
    height: 60px;
    width: auto;
    display: block;
    object-fit: contain;
}

@media (max-width: 480px) {
    .nav__logo-image {
        height: 36px;
    }
}

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

.nav__link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-white);
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: var(--transition);
}

.nav__link:hover::after,
.nav__link.active::after {
    width: 100%;
}

.nav__cta {
    padding: 0.75rem 1.5rem;
    background-color: var(--color-accent);
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: var(--border-radius);
}

.nav__cta:hover {
    background-color: var(--color-accent-light);
    transform: translateY(-2px);
}

/* Social links en navegación */
.nav__social {
    display: none;
    align-items: center;
    gap: var(--spacing-sm);
}

@media (min-width: 992px) {
    .nav__social {
        display: flex;
    }
}

.nav__social-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.25rem 0.6rem;
    color: var(--color-white);
    border-radius: 999px;
    transition: var(--transition);
    font-weight: 600;
    font-size: 0.9rem;
}

.nav__social-link svg {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
}

.nav__social-link:hover {
    color: var(--color-accent);
    transform: translateY(-2px);
}

/* Phone link in navigation */
.nav__phone-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-white);
    padding: 0.75rem 0.6rem;
    border-radius: var(--border-radius);
    border: 2px solid var(--color-white);
    background-color: transparent;
    /* Mantener ancho fijo y evitar reducción si otros elementos empujan */
    flex: 0 0 auto;         /* no crecer, no encoger */
    min-width: 140px;       /* tamaño mínimo fijo (ajustable) */
    white-space: nowrap;    /* evitar que el número haga wrap */
    box-sizing: border-box;
    justify-content: center;
}

.nav__phone-link svg {
    width: 20px;
    height: 20px;
}

.nav__phone-link:hover {
    background-color: var(--color-white);
    color: var(--color-primary);
    transform: none;
    text-decoration: none;
}

.nav__phone-text {
    font-weight: 600;
    font-size: 0.95rem;
    line-height: 1;
}

.nav__whatsapp {
    background-color: #25D366;
    color: var(--color-white);
}

.nav__whatsapp:hover {
    background-color: #22c35a;
}

.nav__email {
    background-color: transparent;
    color: var(--color-white);
    border: 1px solid rgba(255,255,255,0.08);
}

.nav__email:hover {
    color: var(--color-accent);
    border-color: rgba(201,162,39,0.2);
}

.nav__contact-text {
    display: inline-block;
    line-height: 1;
}

.header.scrolled .nav__social-link {
    color: var(--color-gray-700);
    background-color: transparent;
    border-color: transparent;
}

.header.scrolled .nav__social-link:hover {
    color: var(--color-accent);
}

/* Cuando el header esté en modo scrolled, cambiar color del enlace de teléfono a negro */
.header.scrolled .nav__phone-link {
    color: var(--color-gray-900);
    border-color: var(--color-accent); 
}

.header.scrolled .nav__phone-link:hover {
    color: var(--color-gray-900);
    background-color: var(--color-accent);    
}

.nav__toggle,
.nav__close {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-white);
}

.header.scrolled .nav__toggle {
    color: var(--color-gray-900);
}

/* Menú móvil */
@media (max-width: 991px) {
    .nav__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 400px;
        height: 100vh;
        background-color: var(--color-white);
        padding: var(--spacing-2xl) var(--spacing-lg);
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
    }

    .nav__menu.show {
        right: 0;
    }

    .nav__list {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }

    .nav__link {
        color: var(--color-gray-900);
        font-size: 1.1rem;
    }

    .nav__close {
        display: block;
        position: absolute;
        top: var(--spacing-md);
        right: var(--spacing-md);
        color: var(--color-gray-900);
    }

    .nav__toggle {
        display: block;
    }

    .nav__cta {
        display: none;
    }
    /* Ocultar enlace de teléfono en modo responsive */
    .nav__phone-link {
        display: none !important;
    }
}

/* ===================================
   Hero Section
=================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    overflow: hidden;
}

.hero__overlay {
    position: absolute;
    inset: 0;
    background: url('https://images.unsplash.com/photo-1554224155-6726b3ff858f?w=1920&q=80') center/cover no-repeat;
    opacity: 0.15;
}

.hero__content {
    position: relative;
    text-align: center;
    padding: var(--spacing-3xl) 0;
    max-width: 800px;
}

.hero__badge {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    background-color: rgba(201, 162, 39, 0.2);
    color: var(--color-accent);
    font-size: 0.85rem;
    font-weight: 500;
    border-radius: 50px;
    margin-bottom: var(--spacing-md);
    border: 1px solid var(--color-accent);
}

.hero__title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 600;
    color: var(--color-white);
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
}

.hero__description {
    font-size: 1.125rem;
    color: var(--color-gray-300);
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
    line-height: 1.7;
}

.hero__buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.hero__stats {
    position: relative;
    margin: var(--spacing-2xl) auto 0;
    display: flex;
    gap: var(--spacing-2xl);
    padding: var(--spacing-lg) var(--spacing-2xl);
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
    justify-content: center;
    align-items: center;
    text-align: center;
    max-width: 1100px;
    width: calc(100% - 2rem);
}

.stat {
    text-align: center;
}

.stat__number {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-accent);
}

.stat__number::after {
    content: '+';
}

.stat__label {
    font-size: 0.85rem;
    color: var(--color-gray-300);
}

@media (max-width: 768px) {
    .hero__stats {
        position: relative;
        bottom: auto;
        left: auto;
        transform: none;
        margin-top: var(--spacing-2xl);
        flex-direction: column;
        gap: var(--spacing-md);
        width: 100%;
    }
}

/* ===================================
   Botones
=================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 1rem 2rem;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--border-radius);
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.btn--primary {
    background-color: var(--color-accent);
    color: var(--color-primary);
}

.btn--primary:hover {
    background-color: var(--color-accent-light);
    transform: translateY(-2px);
}

/* Disabled button appearance and behavior */
.btn[disabled],
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
    pointer-events: none;
}

/* Ensure primary hover only applies when not disabled */
.btn--primary:not([disabled]):hover {
    background-color: var(--color-accent-light);
    transform: translateY(-2px);
}

.btn--outline {
    background-color: transparent;
    color: var(--color-white);
    border: 2px solid var(--color-white);
}

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

.btn--full {
    width: 100%;
}

/* ===================================
   Section Headers
=================================== */
.section-header {
    margin-bottom: var(--spacing-2xl);
}

.section-header--center {
    text-align: center;
}

.section-tag {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: var(--spacing-sm);
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 600;
    color: var(--color-gray-900);
    line-height: 1.2;
}

.section-description {
    font-size: 1.1rem;
    color: var(--color-gray-500);
    max-width: 600px;
    margin: var(--spacing-sm) auto 0;
    line-height: 1.7;
}

/* ===================================
   About Section
=================================== */
.about {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-white);
}

.about__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

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

.about__intro {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-gray-900);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.about__text {
    color: var(--color-gray-500);
    margin-bottom: var(--spacing-sm);
    line-height: 1.7;
}

.about__values {
    margin-top: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

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

.value__icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-off-white);
    border-radius: var(--border-radius);
    color: var(--color-accent);
}

.value__content h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: 0.25rem;
}

.value__content p {
    font-size: 0.9rem;
    color: var(--color-gray-500);
}

.about__image {
    position: relative;
}

.about__image-wrapper {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about__image-wrapper img {
    width: 100%;
    height: 500px;
    object-fit: cover;
}

.about__experience {
    position: absolute;
    bottom: -30px;
    left: -30px;
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.experience__number {
    display: block;
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-accent);
}

.experience__text {
    font-size: 0.9rem;
    line-height: 1.3;
}

@media (max-width: 991px) {
    .about__experience {
        left: 50%;
        transform: translateX(-50%);
        bottom: -20px;
    }
}

/* ===================================
   Services Section
=================================== */
.services {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-off-white);
}

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

.service-card {
    background-color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius);
    border: 1px solid var(--color-gray-200);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent);
}

.service-card__icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-off-white);
    border-radius: var(--border-radius);
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

.service-card__title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-sm);
}

.service-card__description {
    font-size: 0.95rem;
    color: var(--color-gray-500);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.service-card__link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-primary);
}

.service-card__link:hover {
    color: var(--color-accent);
}

.service-card__link svg {
    transition: var(--transition);
}

.service-card__link:hover svg {
    transform: translateX(4px);
}

/* ===================================
   Clients Section
=================================== */
.clients {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-white);
}

.clients__logos {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
}

@media (min-width: 768px) {
    .clients__logos {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 992px) {
    .clients__logos {
        grid-template-columns: repeat(6, 1fr);
    }
}

.client-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    background-color: var(--color-off-white);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.client-logo span {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-gray-500);
    text-align: center;
}

.client-logo:hover {
    background-color: var(--color-primary);
}

.client-logo:hover span {
    color: var(--color-white);
}

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

@media (min-width: 768px) {
    .testimonials {
        grid-template-columns: repeat(2, 1fr);
    }
}

.testimonial-card {
    background-color: var(--color-off-white);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.testimonial-card__content {
    padding: var(--spacing-xl);
}

.testimonial-card__quote {
    color: var(--color-accent);
    opacity: 0.3;
    margin-bottom: var(--spacing-sm);
}

.testimonial-card__text {
    font-size: 1.1rem;
    font-style: italic;
    color: var(--color-gray-700);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.testimonial-card__author {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.author__info h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-gray-900);
}

.author__info span {
    font-size: 0.85rem;
    color: var(--color-gray-500);
}

/* ===================================
   Contact Section
=================================== */
.contact {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-primary);
}

.contact__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
}

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

.contact__info .section-tag {
    color: var(--color-accent);
}

.contact__info .section-title {
    color: var(--color-white);
}

.contact__description {
    color: var(--color-gray-300);
    margin: var(--spacing-md) 0 var(--spacing-xl);
    line-height: 1.7;
}

.contact__details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

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

.contact__item svg {
    flex-shrink: 0;
    color: var(--color-accent);
}

.contact__item h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: 0.25rem;
}

.contact__item p {
    font-size: 0.95rem;
    color: var(--color-gray-300);
}

.contact__form {
    background-color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-xs);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-gray-900);
    background-color: var(--color-off-white);
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    background-color: var(--color-white);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-gray-500);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* ===================================
   Footer
=================================== */
.footer {
    background-color: var(--color-gray-900);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer__content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

@media (min-width: 768px) {
    .footer__content {
        flex-direction: row;
        justify-content: space-between;
    }
}

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

.footer__brand .logo-icon {
    background-color: var(--color-accent);
    color: var(--color-primary);
}

.footer__brand p {
    color: var(--color-gray-300);
    font-size: 0.95rem;
}

.footer__links {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    justify-content: center;
}

.footer__links a {
    color: var(--color-gray-300);
    font-size: 0.9rem;
}

.footer__links a:hover {
    color: var(--color-accent);
}

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

.footer__social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: var(--color-gray-300);
    border-radius: 50%;
    transition: var(--transition);
}

.footer__social a:hover {
    color: var(--color-accent);
}

.footer__bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-gray-700);
}

.footer__bottom p {
    color: var(--color-gray-500);
    font-size: 0.85rem;
}

/* ===================================
   WhatsApp Flotante
=================================== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

.whatsapp-tooltip {
    position: absolute;
    right: 70px;
    background-color: var(--color-gray-900);
    color: var(--color-white);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    font-size: 0.85rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.whatsapp-tooltip::after {
    content: '';
    position: absolute;
    right: -8px;
    top: 50%;
    transform: translateY(-50%);
    border: 4px solid transparent;
    border-left-color: var(--color-gray-900);
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
    visibility: visible;
}

/* Animación de pulso */
@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.4);
    }
    70% {
        box-shadow: 0 0 0 20px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

.whatsapp-float::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

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

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease forwards;
}

/* ===================================
   Utilidades
=================================== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}
/* Ajustes para móvil: reducir ancho del formulario de contacto con 5px de espacio lateral */
@media (max-width: 480px) {
    .contact__form {
        margin: 0 5px;
        width: calc(100% - 10px);
        padding: 1rem; /* reducir padding para mejor ajuste en pantallas pequeñas */
        box-sizing: border-box; /* asegurar que el padding no aumente el ancho */
    }
}