/* --------------------------------
   RESET & VARIABLES (Diseño premium)
----------------------------------- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-dark: #0A0A0A;
    --bg-card: #131313;
    --bg-elevated: #1A1A1A;
    --accent-gold: #C5A572;
    --accent-gold-light: #D9B48B;
    --text-primary: #F5F5F5;
    --text-secondary: #B0B0B0;
    --border-light: rgba(255,255,255,0.05);
    --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --shadow-sm: 0 10px 30px -15px rgba(0,0,0,0.3);
    --font-heading: 'Plus Jakarta Sans', sans-serif;
    --font-body: 'Inter', sans-serif;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.5;
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Tipografía moderna */
h1, h2, h3, h4, .logo, .btn {
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.section {
    padding: 100px 0;
}

.section__header {
    text-align: center;
    margin-bottom: 64px;
}

.section__tag {
    display: inline-block;
    background: rgba(197, 165, 114, 0.12);
    color: var(--accent-gold);
    padding: 6px 16px;
    border-radius: 40px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 20px;
    letter-spacing: 0.5px;
}

.section__title {
    font-size: 2.6rem;
    line-height: 1.2;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #FFFFFF 30%, var(--accent-gold) 80%);
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
}

.section__subtitle {
    color: var(--text-secondary);
    max-width: 650px;
    margin: 0 auto;
    font-size: 1.1rem;
}

/* Botones */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 28px;
    border-radius: 40px;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 0.95rem;
    text-decoration: none;
}

.btn-primary {
    background: var(--accent-gold);
    color: #0A0A0A;
    box-shadow: 0 5px 15px rgba(197,165,114,0.3);
}

.btn-primary:hover {
    background: var(--accent-gold-light);
    transform: translateY(-3px);
    box-shadow: 0 12px 20px rgba(197,165,114,0.4);
}

.btn-outline {
    border: 1.5px solid var(--accent-gold);
    color: var(--accent-gold);
    background: transparent;
}

.btn-outline:hover {
    background: var(--accent-gold);
    color: #0A0A0A;
}

.btn-outline-light {
    border: 1px solid rgba(255,255,255,0.3);
    color: white;
    background: rgba(0,0,0,0.3);
    backdrop-filter: blur(5px);
}

.btn-outline-light:hover {
    background: var(--accent-gold);
    border-color: var(--accent-gold);
    color: #0A0A0A;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* HEADER */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
    background: transparent;
}

.header.scrolled {
    background: rgba(10,10,10,0.95);
    backdrop-filter: blur(12px);
    padding: 12px 0;
    border-bottom: 1px solid var(--border-light);
}

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

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    text-decoration: none;
    color: white;
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo i {
    color: var(--accent-gold);
    font-size: 1.6rem;
}

.logo span .accent-text {
    color: var(--accent-gold);
}

.navbar {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-menu {
    display: flex;
    gap: 32px;
    list-style: none;
}

.nav-link {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    transition: var(--transition);
    font-size: 1rem;
}

.nav-link:hover {
    color: var(--accent-gold);
}

.btn-header-cta {
    padding: 8px 24px;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.bar {
    width: 28px;
    height: 2px;
    background-color: white;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    background: url('https://images.unsplash.com/photo-1495474472287-4d71bcdd2085?ixlib=rb-4.0.3&auto=format&fit=crop&w=2000&q=80') center/cover no-repeat;
}

.hero__bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(105deg, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.5) 70%);
}

.hero__content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero__badge {
    background: rgba(197,165,114,0.2);
    backdrop-filter: blur(8px);
    padding: 6px 16px;
    border-radius: 40px;
    font-size: 0.8rem;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 24px;
    color: var(--accent-gold);
}

.hero__title {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 24px;
}

.text-gradient {
    background: linear-gradient(135deg, #C5A572, #E4C291);
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
}

.hero__subtitle {
    font-size: 1.2rem;
    color: rgba(255,255,255,0.8);
    margin-bottom: 40px;
    max-width: 600px;
}

.hero__buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

.hero__stats {
    display: flex;
    gap: 40px;
    font-weight: 500;
}

.hero__stats span {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--accent-gold);
    display: block;
}

/* Servicios cards */
.services__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--bg-card);
    padding: 40px 28px;
    border-radius: 28px;
    transition: var(--transition);
    border: 1px solid var(--border-light);
    text-align: center;
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-gold);
    box-shadow: var(--shadow-sm);
}

.service-card__icon {
    font-size: 2.8rem;
    color: var(--accent-gold);
    margin-bottom: 24px;
}

.service-card h3 {
    margin-bottom: 12px;
    font-size: 1.5rem;
}

.service-card p {
    color: var(--text-secondary);
}

/* Beneficios */
.benefits__wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.benefits__list {
    list-style: none;
    margin: 32px 0;
}

.benefits__list li {
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.1rem;
}

.benefits__list i {
    color: var(--accent-gold);
    font-size: 1.4rem;
}

.benefits__image img {
    width: 100%;
    border-radius: 32px;
    box-shadow: 0 20px 35px -12px black;
    transition: var(--transition);
}

.benefits__image img:hover {
    transform: scale(1.02);
}

/* Galería */
.gallery__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.gallery__item {
    overflow: hidden;
    border-radius: 24px;
    aspect-ratio: 1 / 1;
}

.gallery__item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery__item:hover img {
    transform: scale(1.08);
}

/* Testimonios */
.testimonials__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: var(--bg-elevated);
    padding: 32px;
    border-radius: 28px;
    border: 1px solid var(--border-light);
    transition: var(--transition);
}

.testimonial-card:hover {
    border-color: var(--accent-gold);
}

.testimonial-card__stars {
    color: var(--accent-gold);
    margin-bottom: 20px;
}

.testimonial-card p {
    margin-bottom: 24px;
    font-style: italic;
    line-height: 1.5;
}

.testimonial-card__user {
    display: flex;
    align-items: center;
    gap: 16px;
}

.testimonial-card__user img {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    object-fit: cover;
}

.testimonial-card__user strong {
    display: block;
}

.testimonial-card__user span {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Proceso */
.process__steps {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 30px;
}

.step {
    flex: 1;
    min-width: 200px;
    background: var(--bg-card);
    padding: 32px 24px;
    border-radius: 32px;
    text-align: center;
    position: relative;
    border: 1px solid var(--border-light);
}

.step__number {
    font-size: 3rem;
    font-weight: 800;
    color: rgba(197,165,114,0.2);
    position: absolute;
    top: 10px;
    left: 20px;
}

.step__icon {
    font-size: 2.5rem;
    color: var(--accent-gold);
    margin-bottom: 20px;
}

.step h3 {
    margin-bottom: 12px;
}

/* CTA section */
.cta-section {
    background: linear-gradient(115deg, #0F0F0F 0%, #1E1A14 100%);
    padding: 80px 0;
    text-align: center;
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
}

.cta__container h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.cta__container p {
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 32px;
}

.btn-cta {
    background: var(--accent-gold);
    color: black;
    font-size: 1.1rem;
    padding: 14px 36px;
}

/* Contacto */
.contact__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact__info h2 {
    font-size: 2.2rem;
    margin: 20px 0;
}

.contact__details {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact__details div {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
}

.contact__details i {
    color: var(--accent-gold);
    font-size: 1.4rem;
}

.contact__form {
    background: var(--bg-card);
    padding: 40px;
    border-radius: 32px;
    border: 1px solid var(--border-light);
}

.form-group {
    position: relative;
    margin-bottom: 24px;
}

.form-group input, .form-group textarea {
    width: 100%;
    background: transparent;
    border: 1px solid #2C2C2C;
    padding: 16px 20px 16px 48px;
    border-radius: 28px;
    color: white;
    font-family: var(--font-body);
    transition: var(--transition);
}

.form-group i {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
}

.form-group textarea + i {
    top: 24px;
    transform: none;
}

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

.form-message {
    margin-top: 16px;
    text-align: center;
    font-size: 0.85rem;
}

/* Footer */
.footer {
    background: #050505;
    padding: 60px 0 20px;
    border-top: 1px solid var(--border-light);
}

.footer__container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer__brand .logo {
    margin-bottom: 20px;
}

.footer__brand p {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.footer__social {
    display: flex;
    gap: 20px;
}

.footer__social a {
    color: var(--text-secondary);
    font-size: 1.4rem;
    transition: var(--transition);
}

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

.footer__links h4 {
    margin-bottom: 24px;
    font-size: 1.2rem;
}

.footer__links ul {
    list-style: none;
}

.footer__links li, .footer__links a {
    color: var(--text-secondary);
    text-decoration: none;
    line-height: 2;
    transition: var(--transition);
}

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

#newsletterForm {
    display: flex;
    margin-top: 15px;
}

#newsletterForm input {
    flex: 1;
    background: #1A1A1A;
    border: none;
    padding: 12px;
    border-radius: 40px 0 0 40px;
    color: white;
}

#newsletterForm button {
    background: var(--accent-gold);
    border: none;
    padding: 0 20px;
    border-radius: 0 40px 40px 0;
    cursor: pointer;
}

.footer__bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--border-light);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 1024px) {
    .section__title {
        font-size: 2.2rem;
    }
    .hero__title {
        font-size: 3rem;
    }
    .benefits__wrapper {
        gap: 40px;
    }
    .gallery__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .navbar {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background: rgba(10,10,10,0.98);
        backdrop-filter: blur(12px);
        flex-direction: column;
        justify-content: center;
        transition: 0.4s ease;
        z-index: 999;
        padding: 2rem;
    }
    .navbar.active {
        right: 0;
    }
    .nav-menu {
        flex-direction: column;
        align-items: center;
        gap: 32px;
    }
    .hamburger {
        display: flex;
        z-index: 1001;
    }
    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }
    .hamburger.active .bar:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }
    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }
    .hero__title {
        font-size: 2.4rem;
    }
    .benefits__wrapper, .contact__container {
        grid-template-columns: 1fr;
    }
    .benefits__image {
        order: -1;
    }
    .process__steps {
        flex-direction: column;
    }
    .section {
        padding: 70px 0;
    }
    .gallery__grid {
        grid-template-columns: 1fr;
    }
}

/* Animaciones con Intersection Observer */
.fade-up {
    opacity: 0;
    transform: translateY(35px);
    transition: opacity 0.8s ease, transform 0.7s ease;
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}