:root {
    --bg-dark: #050509;
    --bg-darker: #020206;
    --bg-light: #f5f5f7;
    --accent: #e62929;
    --accent-soft: rgba(230, 41, 41, 0.12);
    --text-main: #f5f5f5;
    --text-muted: #b5b5c0;
    --text-dark: #151515;
    --gold: #f3c86a;
    --border-soft: rgba(255,255,255,0.08);
    --radius-lg: 18px;
    --shadow-soft: 0 18px 40px rgba(0,0,0,0.55);
    --max-width: 1120px;
    --transition-fast: 0.25s ease;
    --font-main: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

html, body {
    margin: 0;
    padding: 0;
    font-family: var(--font-main);
    background-color: var(--bg-dark);
    color: var(--text-main);
    scroll-behavior: smooth;
}

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

a {
    color: inherit;
    text-decoration: none;
}

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.25rem;
}

/* Header */

.main-header {
    position: fixed;
    inset-inline: 0;
    top: 0;
    z-index: 50;
    background: linear-gradient(to bottom, rgba(2,2,6,0.96), rgba(2,2,6,0.88), transparent);
    backdrop-filter: blur(16px);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.9rem 0;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    width: 40px;
    height: 40px;
    border-radius: 999px;
    object-fit: cover;
    box-shadow: 0 0 0 2px rgba(243,200,106,0.35);
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
}

.logo-name {
    font-size: 0.95rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.logo-sub {
    font-size: 0.7rem;
    text-transform: uppercase;
    opacity: 0.7;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 1.4rem;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.main-nav a {
    position: relative;
    padding-bottom: 0.2rem;
}

.main-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width var(--transition-fast);
}

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

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

.nav-toggle span {
    width: 20px;
    height: 2px;
    background: #ffffff;
}

/* Hero */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    color: #ffffff;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    filter: saturate(1.1);
    transform: scale(1.02);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at top left, rgba(230,41,41,0.25), transparent 45%),
                radial-gradient(circle at bottom right, rgba(0,0,0,0.55), rgba(0,0,0,0.75));
}

.hero-content {
    position: relative;
    z-index: 1;
    padding: 5rem 1.25rem 4rem;
    max-width: 640px;
}

.hero-pretitle {
    display: inline-block;
    padding: 0.25rem 0.7rem;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    border-radius: 999px;
    background: rgba(0,0,0,0.6);
    border: 1px solid rgba(255,255,255,0.18);
    backdrop-filter: blur(8px);
    margin-bottom: 1.4rem;
}

.hero h1 {
    font-size: clamp(2.4rem, 4vw, 3.3rem);
    line-height: 1.05;
    margin: 0 0 1rem;
}

.hero h1 span {
    color: var(--gold);
    font-weight: 600;
}

.hero-text {
    max-width: 32rem;
    font-size: 0.98rem;
    color: var(--text-muted);
    margin-bottom: 1.6rem;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    padding: 0.7rem 1.4rem;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    border: 1px solid transparent;
    cursor: pointer;
    transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.btn.primary {
    background: var(--accent);
    color: #ffffff;
    box-shadow: 0 14px 30px rgba(230,41,41,0.55);
}

.btn.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 40px rgba(0,0,0,0.75);
}

.btn.secondary {
    background: rgba(0,0,0,0.5);
    border-color: rgba(255,255,255,0.2);
    color: #ffffff;
}

.btn.secondary:hover {
    background: rgba(0,0,0,0.8);
}

.btn.full {
    width: 100%;
}

.hero-badge {
    margin-top: 1.6rem;
    padding: 0.6rem 0.9rem;
    border-radius: 12px;
    background: rgba(0,0,0,0.65);
    display: inline-flex;
    flex-direction: column;
    gap: 0.1rem;
    border: 1px solid rgba(255,255,255,0.1);
    font-size: 0.8rem;
}

.hero-badge span {
    text-transform: uppercase;
    letter-spacing: 0.16em;
    opacity: 0.8;
}

.hero-badge strong {
    color: var(--gold);
}

/* Sections */

.section {
    padding: 4.5rem 0;
    background: var(--bg-dark);
}

.section.dark {
    background: radial-gradient(circle at top, #111321, #050509 55%);
}

.section-header {
    text-align: left;
    margin-bottom: 2.5rem;
}

.section-header h2 {
    font-size: clamp(1.7rem, 3vw, 2.2rem);
    margin: 0 0 0.4rem;
}

.section-header h2 span {
    color: var(--gold);
}

.section-header p {
    margin: 0;
    max-width: 32rem;
    color: var(--text-muted);
}

/* Services */

.services-grid {
    display: grid;
    gap: 1.8rem;
}

.service-card {
    background: linear-gradient(135deg, rgba(255,255,255,0.02), rgba(255,255,255,0.04));
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255,255,255,0.08);
    padding: 1.6rem 1.4rem 1.5rem;
    box-shadow: var(--shadow-soft);
}

.service-card h3 {
    margin-top: 0;
    margin-bottom: 0.7rem;
    font-size: 1.1rem;
}

.service-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 0.9rem;
}

.service-card ul {
    padding-left: 1.1rem;
    margin: 0 0 1.1rem;
    font-size: 0.9rem;
    color: #dadbe6;
}

.service-card li + li {
    margin-top: 0.35rem;
}

.price {
    display: flex;
    flex-direction: column;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--text-muted);
}

.price .amount {
    margin-top: 0.15rem;
    font-size: 0.95rem;
    color: var(--gold);
}

/* Beneficios */

.benefits-layout {
    display: grid;
    gap: 2.3rem;
    align-items: center;
}

.benefits-list {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem;
}

.benefits-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    font-size: 0.9rem;
    color: #e2e3f0;
    margin-bottom: 0.7rem;
}

.benefits-list li::before {
    content: "•";
    color: var(--gold);
    margin-top: 2px;
}

.benefits-images {
    position: relative;
}

.benefits-images img {
    border-radius: 16px;
    box-shadow: var(--shadow-soft);
}

.benefits-images img.overlap {
    position: absolute;
    width: 68%;
    bottom: -14%;
    right: 4%;
    border: 2px solid rgba(0,0,0,0.7);
}

/* Gallery */

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 1.2rem;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    background: #000;
    cursor: zoom-in;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.gallery-item::after {
    content: "Ver más grande";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0.7rem;
    margin-inline: auto;
    width: fit-content;
    padding: 0.25rem 0.7rem;
    font-size: 0.7rem;
    border-radius: 999px;
    background: rgba(0,0,0,0.65);
    color: #fff;
    opacity: 0;
    transform: translateY(8px);
    transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.gallery-item:hover img {
    transform: scale(1.05);
    opacity: 0.88;
}

.gallery-item:hover::after {
    opacity: 1;
    transform: translateY(0);
}

/* Lightbox */

.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.88);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 80;
}

.lightbox.open {
    display: flex;
}

.lightbox-content {
    position: relative;
    max-width: 90vw;
    max-height: 88vh;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 88vh;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.8);
}

.lightbox-close {
    position: absolute;
    top: -36px;
    right: 0;
    width: 32px;
    height: 32px;
    border-radius: 999px;
    border: none;
    background: rgba(0,0,0,0.8);
    color: #fff;
    font-size: 1.4rem;
    cursor: pointer;
}

/* Social proof */

.social-proof {
    border-top: 1px solid rgba(255,255,255,0.08);
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.social-layout {
    display: grid;
    gap: 2.3rem;
    align-items: center;
}

.social-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-top: 1.3rem;
}

.social-btn {
    padding: 0.55rem 1.2rem;
    border-radius: 999px;
    font-size: 0.86rem;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    border: 1px solid rgba(255,255,255,0.3);
    background: rgba(0,0,0,0.35);
    transition: background var(--transition-fast), transform var(--transition-fast);
}

.social-btn:hover {
    background: rgba(0,0,0,0.8);
    transform: translateY(-1px);
}

.social-mockup img {
    border-radius: 18px;
    box-shadow: var(--shadow-soft);
}

/* Video */

.video-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    border-radius: 18px;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
}

.video-wrapper iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

/* Contact */

.contact-section {
    background: radial-gradient(circle at top, #141628, #050509 55%);
}

.contact-layout {
    display: grid;
    gap: 2.6rem;
    align-items: flex-start;
}

.contact-list {
    list-style: none;
    padding: 0;
    margin: 1rem 0 1.3rem;
    font-size: 0.9rem;
}

.contact-list li + li {
    margin-top: 0.4rem;
}

.contact-list a {
    color: var(--gold);
}

.contact-note {
    font-size: 0.86rem;
    color: var(--text-muted);
}

.contact-form-card {
    background: rgba(2,2,8,0.9);
    border-radius: 18px;
    border: 1px solid rgba(255,255,255,0.08);
    padding: 1.6rem 1.4rem 1.4rem;
    box-shadow: var(--shadow-soft);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    margin-bottom: 1rem;
}

label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: var(--text-muted);
}

input,
select,
textarea {
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,0.14);
    background: rgba(5,5,12,0.9);
    color: #ffffff;
    padding: 0.55rem 0.9rem;
    font-family: inherit;
    font-size: 0.9rem;
    outline: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}

textarea {
    border-radius: 12px;
    min-height: 120px;
    resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 1px rgba(230,41,41,0.45);
    background: rgba(0,0,0,0.95);
}

/* Footer */

.main-footer {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 1.8rem 0 1.6rem;
    background: var(--bg-darker);
    font-size: 0.8rem;
    color: var(--text-muted);
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: space-between;
    align-items: center;
}

.footer-right a {
    color: var(--gold);
}

/* Floating buttons */

.whatsapp-float {
    position: fixed;
    right: 1.2rem;
    bottom: 1.4rem;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: #25d366;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 12px 30px rgba(0,0,0,0.7);
    z-index: 60;
    font-size: 1.6rem;
}

.call-button {
    position: fixed;
    left: 1.2rem;
    bottom: 1.4rem;
    padding: 0.55rem 1.1rem;
    border-radius: 999px;
    background: rgba(0,0,0,0.8);
    color: #ffffff;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    border: 1px solid rgba(255,255,255,0.18);
    z-index: 60;
}

/* Responsive */

@media (max-width: 768px) {
    .main-nav {
        position: absolute;
        right: 1.25rem;
        top: 60px;
        flex-direction: column;
        align-items: flex-start;
        background: rgba(3,3,12,0.96);
        padding: 0.75rem 1rem;
        border-radius: 14px;
        border: 1px solid rgba(255,255,255,0.1);
        opacity: 0;
        pointer-events: none;
        transform: translateY(-10px);
        transition: opacity var(--transition-fast), transform var(--transition-fast);
    }

    .main-nav.open {
        opacity: 1;
        pointer-events: auto;
        transform: translateY(0);
    }

    .nav-toggle {
        display: flex;
    }

    .hero {
        text-align: left;
        min-height: 90vh;
    }

    .hero-content {
        padding-top: 4.5rem;
        padding-bottom: 3.2rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .benefits-images img.overlap {
        position: relative;
        bottom: auto;
        right: auto;
        margin-top: 1.2rem;
        width: 100%;
    }

    .benefits-layout,
    .social-layout,
    .contact-layout {
        grid-template-columns: 1fr;
    }

    .whatsapp-float {
        right: 1rem;
        bottom: 1rem;
    }

    .call-button {
        left: 1rem;
        bottom: 4rem;
    }
}

@media (min-width: 769px) {
    .services-grid {
        grid-template-columns: repeat(3, minmax(0,1fr));
    }

    .benefits-layout {
        grid-template-columns: 1.25fr 1fr;
    }

    .social-layout {
        grid-template-columns: 1.2fr 1fr;
    }

    .contact-layout {
        grid-template-columns: 1.2fr 1.05fr;
    }
}