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

:root {
    --azul-oscuro: #1b4c84;
    --azul-medio: #3b82f6;
    --azul-claro: #2d83f2;
    --rojo: #dc2626;
    --blanco: #ffffff;
    --gris-claro: #f3f4f6;
    --gris-texto: #6b7280;
}

body {
    font-family: 'Poppins', sans-serif;
    color: #333;
    line-height: 1.6;
    overflow-x: hidden;
}

/* Skip link para accesibilidad */
.skip-link {
    position: absolute;
    top: -100%;
    left: 1rem;
    background: var(--azul-oscuro);
    color: var(--blanco);
    padding: 0.5rem 1rem;
    border-radius: 0 0 8px 8px;
    z-index: 9999;
    font-weight: 600;
    text-decoration: none;
}

.skip-link:focus {
    top: 0;
}

/* Focus visible para navegación por teclado */
:focus-visible {
    outline: 3px solid var(--azul-medio);
    outline-offset: 2px;
}

/* Header y Navegación */
header {
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    background: var(--azul-oscuro);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

header.scrolled {
    background: #034472;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--blanco);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-img {
    width: 40px;
    height: 40px;
    background: var(--blanco);
    border-radius: 8px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: var(--blanco);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--rojo);
    transition: width 0.3s;
}

.nav-links a:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--blanco);
    transition: all 0.3s;
    border-radius: 3px;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--azul-claro) 0%, #fff 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero::before {
    content: '';
    position: absolute;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: moveBackground 20s linear infinite;
}

@keyframes moveBackground {
    0% {
        transform: translate(0, 0);
    }

    100% {
        transform: translate(50px, 50px);
    }
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text h1 {
    font-size: 3rem;
    color: var(--blanco);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-text .highlight {
    color: var(--azul-oscuro);
}

.hero-text p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary {
    background: var(--azul-medio);
    color: var(--blanco);
    box-shadow: 0 4px 15px var(--azul-oscuro);
}

.btn-primary:hover {
    background: var(--azul-oscuro);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--azul-claro);
}

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

.btn-secondary:hover {
    background: var(--blanco);
    color: var(--azul-oscuro);
    transform: translateY(-2px);
}

.hero-image {
    position: relative;
    overflow: hidden;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.carousel-container {
    /* position: relative; */
    width: 100%;
    /* height: 500px; */
}

.carousel-slides {
    display: flex;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    height: 100%;
}

.carousel-slide {
    min-width: 100%;
    height: 100%;
}

.carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.carousel-controls {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: none;
    justify-content: space-between;
    padding: 0 1rem;
    z-index: 10;
}

.carousel-btn {
    background: rgba(255, 255, 255, 0.9);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--azul-oscuro);
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.carousel-btn:hover {
    background: var(--blanco);
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.carousel-indicators {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.carousel-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    border: 2px solid rgba(255, 255, 255, 0.8);
    cursor: pointer;
    transition: all 0.3s;
}

.carousel-indicator.active {
    background: var(--blanco);
    width: 30px;
    border-radius: 6px;
}

.carousel-indicator:hover {
    background: rgba(255, 255, 255, 0.8);
}

/* Wave dividers entre secciones */
.wave-divider {
    line-height: 0;
    overflow: hidden;
}

.wave-divider svg {
    display: block;
    width: 100%;
    height: 60px;
}

/* Servicios Section */
.servicios {
    padding: 5rem 2rem;
    background: var(--gris-claro);
    scroll-margin-top: 80px;
    position: relative;
    z-index: 1;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 2.5rem;
    color: var(--azul-oscuro);
    margin-bottom: 1rem;
}

.section-title p {
    font-size: 1.1rem;
    color: var(--gris-texto);
    max-width: 600px;
    margin: 0 auto;
}

.servicios-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.servicio-card {
    background: var(--blanco);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.servicio-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--azul-medio), var(--rojo));
    transform: scaleX(0);
    transition: transform 0.3s;
}

.servicio-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.servicio-card:hover::before {
    transform: scaleX(1);
}

.servicio-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, var(--azul-medio), var(--azul-claro));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--blanco);
    margin-bottom: 1.5rem;
    box-shadow: 0 5px 15px rgba(59, 130, 246, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.servicio-card:hover .servicio-icon {
    transform: scale(1.08);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.5);
}

.servicio-card h3 {
    font-size: 1.5rem;
    color: var(--azul-oscuro);
    margin-bottom: 1rem;
}

.servicio-card p {
    color: var(--gris-texto);
    margin-bottom: 1rem;
}

.servicio-card ul {
    list-style: none;
    padding-left: 0;
}

.servicio-card ul li {
    color: var(--gris-texto);
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.servicio-card ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--rojo);
    font-weight: bold;
}

/* Por qué elegirnos Section */
.por-que {
    padding: 5rem 2rem;
    background: var(--blanco);
    scroll-margin-top: 80px;
    position: relative;
    z-index: 1;
}

.por-que-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.diferenciador {
    text-align: center;
    padding: 2rem;
    border-radius: 16px;
    cursor: default;
    transition: transform 0.3s ease;
}

.diferenciador:hover {
    transform: translateY(-6px);
}

.diferenciador-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--azul-medio), var(--azul-claro));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: var(--blanco);
    box-shadow: 0 5px 15px rgba(59, 130, 246, 0.3);
    transition: box-shadow 0.4s ease, transform 0.3s ease;
}

.diferenciador:hover .diferenciador-icon {
    box-shadow:
        0 0 18px rgba(59, 130, 246, 0.55),
        0 0 40px rgba(59, 130, 246, 0.25);
    transform: scale(1.1);
}

.diferenciador h3 {
    font-size: 1.3rem;
    color: var(--azul-oscuro);
    margin-bottom: 0.5rem;
}

.diferenciador p {
    color: var(--gris-texto);
}

/* CTA Final Section */
.cta-final {
    padding: 5rem 2rem;
    background: linear-gradient(135deg, var(--azul-oscuro) 0%, var(--azul-medio) 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
    scroll-margin-top: 80px;
    z-index: 1;
}

.cta-final::before {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    top: -150px;
    right: -150px;
}

.cta-final::after {
    content: '';
    position: absolute;
    width: 200px;
    height: 200px;
    background: rgba(220, 38, 38, 0.2);
    border-radius: 50%;
    bottom: -100px;
    left: -100px;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    font-size: 2.5rem;
    color: var(--blanco);
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
}

/* Footer */
footer {
    background: var(--azul-oscuro);
    color: var(--blanco);
    padding: 3rem 2rem 1rem;
    position: relative;
    z-index: 1;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    margin-bottom: 1rem;
    color: var(--blanco);
}

.footer-section p,
.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    margin-bottom: 0.5rem;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: var(--azul-claro);
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.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;
    font-size: 1.2rem;
    transition: all 0.3s;
}

.social-links a:hover {
    background: var(--azul-claro);
    transform: translateY(-3px);
    color: #fff;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* Responsive */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 70px;
        right: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--azul-oscuro);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        transition: right 0.3s;
        gap: 2rem;
    }

    .nav-links.active {
        right: 0;
    }

    .hero {
        min-height: auto;
        padding: 100px 0 3rem;
        padding-top: 2.5rem;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .hero-text h1 {
        font-size: 2rem;
    }

    .hero-text p {
        font-size: 1rem;
    }

    .cta-buttons {
        justify-content: center;
    }

    .hero-image {
        order: -1;
    }

    .carousel-container {
        height: 300px;
    }

    .carousel-btn {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }

    .carousel-controls {
        padding: 0 0.5rem;
        display: none;
    }

    .section-title h2 {
        font-size: 2rem;
    }

    .cta-content h2 {
        font-size: 1.8rem;
    }

    #btnServicios {
        display: none;
        margin-bottom: 30px;
    }

    .wave-divider svg {
        height: 40px;
    }
}

/* Scroll to top button */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--rojo);
    color: var(--blanco);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: 0 5px 15px rgba(220, 38, 38, 0.4);
    transition: all 0.3s;
    z-index: 999;
}

.scroll-top:hover {
    background: #b91c1c;
    transform: translateY(-5px);
}

.scroll-top.show {
    display: flex;
}

/* Formulario de Contacto */
.contacto-form {
    padding: 5rem 2rem;
    background: var(--gris-claro);
    scroll-margin-top: 80px;
    position: relative;
    z-index: 1;
}

.form-container {
    max-width: 800px;
    margin: 0 auto;
    background: var(--blanco);
    padding: 3rem;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    text-align: left;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--azul-oscuro);
    font-weight: 600;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 1rem;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--azul-medio);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

/* intl-tel-input overrides */
.iti {
    width: 100%;
}

.iti__tel-input {
    padding-top: 1rem;
    padding-bottom: 1rem;
    padding-right: 1rem;
    /* padding-left lo calcula la librería según el ancho de bandera + código */
}

/* Error de teléfono */
.phone-error {
    color: var(--rojo);
    font-size: 0.82rem;
    margin-top: 0.3rem;
    display: none;
}

.phone-error.visible {
    display: block;
}

/* Turnstile spacing */
.cf-turnstile {
    margin: 1rem 0;
}

.btn-submit {
    width: 100%;
    padding: 1rem 2rem;
    background: var(--rojo);
    color: var(--blanco);
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(220, 38, 38, 0.4);
}

.btn-submit:hover {
    background: #b91c1c;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(220, 38, 38, 0.6);
}

.btn-submit:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none;
}

/* Mensaje de éxito del formulario */
.form-success {
    display: none;
    text-align: center;
    padding: 3rem 2rem;
    animation: fadeInUp 0.6s ease;
}

.form-success .success-icon {
    font-size: 4rem;
    color: #22c55e;
    margin-bottom: 1rem;
}

.form-success h3 {
    font-size: 1.8rem;
    color: var(--azul-oscuro);
    margin-bottom: 0.75rem;
}

.form-success p {
    color: var(--gris-texto);
    font-size: 1.05rem;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }

    .form-container {
        padding: 2rem 1.5rem;
    }
}