:root {
    /* Colors */
    --primary-blue: #0a2540;
    --primary-blue-light: #163659;
    --mint-green: #10b981;
    --mint-green-hover: #059669;
    --white: #ffffff;
    --light-gray: #f8fafc;
    --border-gray: #e2e8f0;
    --text-dark: #1e293b;
    --text-muted: #64748b;

    /* Typography */
    --font-main: 'Inter', sans-serif;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 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);
    --shadow-mint: 0 10px 15px -3px rgba(16, 185, 129, 0.3);

    /* Transitions */
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
    font-family: var(--font-main);
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--white);
}

body {
    background-color: transparent;
    overflow-x: hidden;
    top: 0px !important; /* Hide Google Translate top margin */
}

/* Background Logo Watermark */
.page-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('logo.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.50; /* 50% opacity as requested */
    z-index: -10;
    pointer-events: none;
}

/* Hide Google Translate UI elements completely */
.goog-te-banner-frame.skiptranslate { display: none !important; }
.goog-tooltip { display: none !important; }
.goog-tooltip:hover { display: none !important; }
.goog-text-highlight { background-color: transparent !important; border: none !important; box-shadow: none !important; }

/* Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.text-mint { color: var(--mint-green); }
.text-white { color: var(--white); }
.text-light { color: #cbd5e1; }
.bg-light { background-color: rgba(248, 250, 252, 0.9); }
.bg-dark { background-color: var(--primary-blue); }

.mt-4 { margin-top: 1rem; }
.text-center { text-align: center; }

h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--primary-blue);
}

h2 { font-size: 2.5rem; }
h3 { font-size: 1.5rem; }

p {
    color: var(--text-muted);
    margin-bottom: 1rem;
}

/* Buttons */
.btn-primary, .btn-secondary, .btn-outline {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--mint-green);
    color: var(--white);
    box-shadow: var(--shadow-mint);
}

.btn-primary:hover {
    background-color: var(--mint-green-hover);
    transform: translateY(-2px);
    color: var(--white);
}

.btn-secondary {
    background-color: var(--white);
    color: var(--primary-blue);
    border: 2px solid var(--white);
}

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

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

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

.btn-large {
    padding: 16px 32px;
    font-size: 1.1rem;
}

.btn-block {
    display: block;
    width: 100%;
}

.link-mint {
    color: var(--mint-green);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

.link-mint:hover {
    gap: 12px;
    color: var(--mint-green-hover);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 1000;
    transition: var(--transition);
    border-bottom: 1px solid rgba(0,0,0,0.05);
    padding: 20px 0;
}

.navbar.scrolled {
    padding: 12px 0;
    box-shadow: var(--shadow-sm);
    background-color: rgba(255, 255, 255, 0.98);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-blue);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo span {
    font-weight: 300;
}

.nav-links {
    display: flex;
    gap: 32px;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--mint-green);
    transition: width 0.3s ease;
}

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

.nav-links a:hover {
    color: var(--mint-green);
}

.nav-actions {
    display: flex;
    gap: 16px;
    align-items: center;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--primary-blue);
    cursor: pointer;
}

/* Mobile Menu */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background-color: var(--primary-blue);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: var(--transition);
}

.mobile-menu-overlay.active {
    right: 0;
}

.close-menu {
    position: absolute;
    top: 24px;
    right: 24px;
    background: none;
    border: none;
    color: var(--white);
    font-size: 2rem;
    cursor: pointer;
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: 24px;
    text-align: center;
}

.mobile-nav-links a {
    color: var(--white);
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: 600;
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    z-index: -2;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 37, 64, 0.1);
    z-index: -1;
}

.hero-content {
    color: var(--white);
    max-width: 600px;
}

.hero-content h1 {
    color: var(--white);
    font-size: 4rem;
    margin: 16px 0 24px 0;
}

.hero-content p {
    color: var(--white);
    font-size: 1.25rem;
    font-weight: 500;
    margin-bottom: 32px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.7);
}

.badge {
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(4px);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 1px solid rgba(255,255,255,0.2);
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

.trust-badges {
    display: flex;
    gap: 24px;
    font-size: 0.875rem;
    font-weight: 500;
}

.trust-badges span {
    display: flex;
    align-items: center;
    gap: 8px;
}

.trust-badges i {
    color: var(--mint-green);
}

/* Sections */
.section {
    padding: 100px 0;
}

.section-header {
    margin-bottom: 64px;
}

.section-header h2 {
    font-size: 2.5rem;
}

.section-header p {
    font-size: 1.125rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.section-header p:not(.text-light) {
    color: var(--text-dark);
    font-weight: 600;
    text-shadow: 0 1px 3px rgba(255, 255, 255, 0.9);
}

.flex-row {
    display: flex;
    gap: 48px;
    align-items: center;
}

.flex-half {
    flex: 1;
}

.flex-half.section-header {
    margin-bottom: 0;
}

.flex-half.section-header p {
    margin-left: 0;
    max-width: 100%;
}

/* Services Grid */
.grid {
    display: grid;
    gap: 32px;
}

.services-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.service-card {
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid var(--border-gray);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.pair-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    align-items: center;
    background: var(--white);
    padding: 24px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
}

.service-img {
    height: 240px;
    overflow: hidden;
}

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

.service-card:hover .service-img img {
    transform: scale(1.05);
}

.service-content {
    padding: 24px;
}

/* Guarantee Box */
.guarantee-box {
    display: flex;
    gap: 24px;
    align-items: flex-start;
    background-color: var(--white);
    padding: 32px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    margin-top: 32px;
    border-left: 4px solid var(--mint-green);
}

.guarantee-box h4 {
    margin-bottom: 8px;
}

.guarantee-box p {
    margin-bottom: 0;
    font-size: 0.9rem;
}

/* Accordion */
.accordion {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.accordion-item {
    background: var(--white);
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    border: 1px solid var(--border-gray);
}

.accordion-header {
    width: 100%;
    padding: 20px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: none;
    border: none;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--primary-blue);
    cursor: pointer;
    font-family: inherit;
    transition: var(--transition);
}

.accordion-header:hover {
    color: var(--mint-green);
}

.accordion-item.active .accordion-header i {
    transform: rotate(180deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    background-color: var(--light-gray);
}

.accordion-item.active .accordion-content {
    max-height: 500px; /* Arbitrary large number */
}

.checklist {
    list-style: none;
    padding: 0 24px 24px 24px;
}

.checklist li {
    display: flex;
    gap: 12px;
    align-items: center;
    margin-bottom: 12px;
    color: var(--text-muted);
}

.checklist li:last-child {
    margin-bottom: 0;
}

/* Slider Antes/Despues */
.slider-container {
    max-width: 900px;
    margin: 0 auto;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
    position: relative;
    aspect-ratio: 16/9;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    touch-action: none;
}

.image-comparison {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.image-comparison img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    pointer-events: none;
}

.image-clean {
    z-index: 1;
    clip-path: polygon(0 0, 50% 0, 50% 100%, 0 100%);
}

.image-dirty {
    z-index: 0;
}

.slider-handle {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 4px;
    background-color: var(--white);
    z-index: 2;
    transform: translateX(-50%);
    cursor: ew-resize;
}

.slider-handle-line {
    width: 100%;
    height: 100%;
    box-shadow: 0 0 10px rgba(0,0,0,0.5);
}

.slider-handle-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: var(--white);
    color: var(--primary-blue);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.25rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
    transition: transform 0.2s;
}

.slider-handle:hover .slider-handle-button {
    transform: translate(-50%, -50%) scale(1.1);
}

/* Reviews */
.reviews-container {
    display: flex;
    flex-direction: column;
    gap: 24px;
    position: relative;
}

.review-card {
    background: var(--white);
    padding: 32px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    position: relative;
}

.review-card.glass {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.5);
    margin-left: 48px;
    margin-top: -24px;
}

.stars {
    color: #fbbf24;
    margin-bottom: 16px;
}

.review-text {
    font-style: italic;
    color: var(--text-dark);
    font-size: 1.125rem;
    margin-bottom: 24px;
}

.reviewer strong {
    display: block;
    color: var(--primary-blue);
}

.reviewer span {
    font-size: 0.875rem;
}

.google-logo {
    position: absolute;
    bottom: 32px;
    right: 32px;
    width: 24px;
}

.features-list {
    list-style: none;
    margin-top: 24px;
}

.features-list li {
    margin-bottom: 12px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 12px;
}

/* FAQ Grid */
.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.faq-item {
    background: var(--light-gray);
    padding: 32px;
    border-radius: 12px;
    border-left: 4px solid var(--primary-blue);
}

.faq-item h4 {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Contact Section */
.contact-card {
    display: flex;
    background: var(--white);
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.contact-info {
    flex: 1;
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 48px;
}

.contact-info h2 {
    color: var(--white);
}

.info-item {
    display: flex;
    gap: 16px;
    margin-top: 32px;
}

.info-item i {
    color: var(--mint-green);
    font-size: 1.5rem;
}

.info-item p {
    color: #cbd5e1;
    margin-bottom: 0;
    margin-top: 4px;
}

.social-icons {
    display: flex;
    gap: 16px;
    margin-top: 48px;
}

.social-icons a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255,255,255,0.1);
    color: var(--white);
    display: flex;
    justify-content: center;
    align-items: center;
    text-decoration: none;
    transition: var(--transition);
}

.social-icons a:hover {
    background-color: var(--mint-green);
    transform: translateY(-4px);
}

.contact-form {
    flex: 1.5;
    padding: 48px;
}

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

.form-row {
    display: flex;
    gap: 24px;
}

.form-row .form-group {
    flex: 1;
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--primary-blue);
}

input, select, textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--border-gray);
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
    background-color: var(--light-gray);
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--mint-green);
    background-color: var(--white);
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.1);
}

/* Footer */
.footer {
    background-color: var(--primary-blue-light);
    color: #cbd5e1;
    padding-top: 80px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer h4 {
    color: var(--white);
    margin-bottom: 24px;
    font-size: 1.25rem;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: #cbd5e1;
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--mint-green);
    padding-left: 8px;
}

.trust-list {
    list-style: none;
}

.trust-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 24px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
}

.legal-links {
    display: flex;
    gap: 24px;
}

.legal-links a {
    color: #cbd5e1;
    text-decoration: none;
}

.legal-links a:hover {
    color: var(--white);
}

/* Floating WhatsApp */
.floating-whatsapp {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 60px;
    height: 60px;
    background-color: #25d366;
    color: white;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2rem;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
    z-index: 1000;
    text-decoration: none;
    transition: var(--transition);
}

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

/* Responsive */
@media (max-width: 992px) {
    /* iOS/Mobile fix for disappearing background images */
    .hero-bg, .page-bg { background-attachment: scroll !important; }
    
    .hero-content h1 { font-size: 3rem; }
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .flex-row { flex-direction: column; }
    .reverse-mobile { flex-direction: column-reverse; }
    .review-card.glass { margin-left: 0; margin-top: 24px; }
    .faq-grid { grid-template-columns: 1fr; }
    .contact-card { flex-direction: column; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}

@media (max-width: 768px) {
    .nav-links, .nav-actions .btn-outline, .nav-actions .btn-primary { display: none; }
    .menu-toggle { display: block; }
    h2 { font-size: 2rem; }
    .section { padding: 60px 0; }
    .hero-content h1 { font-size: 2.5rem; }
    .hero-buttons { flex-direction: column; gap: 16px; }
    .services-grid { grid-template-columns: 1fr; }
    .pair-row { grid-template-columns: 1fr; padding: 16px; }
    .form-row { flex-direction: column; gap: 0; }
    .contact-info, .contact-form { padding: 24px; }
    .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }
    .floating-whatsapp { bottom: 20px; right: 20px; width: 50px; height: 50px; font-size: 1.5rem; }
}