/* =========================================
   CSS Variables & Design Tokens
   ========================================= */
:root {
    /* Colors */
    --primary: #0ea5e9; /* Sky Blue */
    --primary-dark: #0284c7;
    --primary-light: #38bdf8;
    
    --secondary: #0f172a; /* Slate 900 */
    --secondary-light: #1e293b;
    
    --accent: #f59e0b; /* Amber */
    --accent-hover: #d97706;
    
    --text-main: #334155;
    --text-muted: #64748b;
    --text-light: #f8fafc;
    
    --bg-main: #f8fafc;
    --bg-alt: #ffffff;
    --bg-glass: rgba(255, 255, 255, 0.85);
    
    --success: #10b981;
    --warning: #f59e0b;
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    
    /* Effects */
    --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-glass: 0 8px 32px 0 rgba(31, 38, 135, 0.07);
    
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-full: 9999px;
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: var(--font-sans);
    color: var(--text-main);
    background-color: var(--bg-main);
    line-height: 1.6;
    overflow-x: hidden;
    max-width: 100vw;
}

html {
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

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

h1, h2, h3, h4, h5, h6 {
    color: var(--secondary);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

/* =========================================
   Typography & Utilities
   ========================================= */
.text-primary { color: var(--primary); }
.text-warning { color: var(--warning); }
.text-success { color: var(--success); }

.bg-light { background-color: #f1f5f9; }

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: 6rem 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem auto;
}

.section-header h2 {
    font-size: 2.5rem;
    position: relative;
    display: inline-block;
    padding-bottom: 1rem;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    border-radius: var(--radius-full);
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.125rem;
}

/* =========================================
   Buttons
   ========================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    font-size: 1rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    font-family: var(--font-sans);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-block {
    width: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    box-shadow: 0 4px 14px 0 rgba(14, 165, 233, 0.39);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(14, 165, 233, 0.4);
    color: white;
}

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

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

.btn i {
    transition: transform 0.3s;
}

.btn:hover i.fa-arrow-right {
    transform: translateX(4px);
}

/* =========================================
   Header & Navigation
   ========================================= */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: transparent;
    transition: all var(--transition-normal);
    padding: 1.5rem 0;
}

.header.scrolled {
    background-color: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    padding: 1rem 0;
    box-shadow: var(--shadow-sm);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    z-index: 1001;
}

.logo span {
    color: white; /* Default for transparent header over dark hero bg */
    transition: color var(--transition-normal);
}

.header.scrolled .logo span {
    color: var(--secondary);
}

.logo strong {
    color: var(--primary-light);
}

.header.scrolled .logo strong {
    color: var(--primary);
}

.logo i {
    font-size: 1.75rem;
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links li a {
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    font-size: 1rem;
    position: relative;
    padding-bottom: 0.25rem;
}

.header.scrolled .nav-links li a {
    color: var(--text-main);
}

.nav-links li a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--primary-light);
    transition: width var(--transition-normal);
}

.header.scrolled .nav-links li a::after {
    background-color: var(--primary);
}

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

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* =========================================
   Language Switcher
   ========================================= */
.lang-switcher {
    position: relative;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.25);
    color: white;
    padding: 0.45rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: var(--font-sans);
}

.header.scrolled .lang-btn {
    background: rgba(14, 165, 233, 0.1);
    border-color: rgba(14, 165, 233, 0.3);
    color: var(--secondary);
}

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

.lang-arrow {
    font-size: 0.65rem;
    transition: transform var(--transition-fast);
}

.lang-switcher.open .lang-arrow {
    transform: rotate(180deg);
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 0.5rem;
    list-style: none;
    min-width: 140px;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all var(--transition-fast);
    border: 1px solid #e2e8f0;
}

.lang-switcher.open .lang-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-option {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    width: 100%;
    padding: 0.55rem 0.75rem;
    border: none;
    background: none;
    cursor: pointer;
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-main);
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}

.lang-option:hover {
    background: rgba(14, 165, 233, 0.08);
    color: var(--primary);
}

.lang-option.active {
    background: rgba(14, 165, 233, 0.12);
    color: var(--primary);
    font-weight: 700;
}

.lang-option img {
    width: 20px;
    height: auto;
    border-radius: 2px;
    display: inline-block;
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 1001;
}

.header.scrolled .mobile-toggle {
    color: var(--secondary);
}

/* =========================================
   Hero Section
   ========================================= */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 5rem;
    overflow: hidden;
    background-color: var(--secondary);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* Dark gradient background with abstract shapes or an image overlay */
    background: 
        radial-gradient(circle at top right, rgba(14, 165, 233, 0.15) 0%, transparent 40%),
        radial-gradient(circle at bottom left, rgba(14, 165, 233, 0.1) 0%, transparent 40%),
        var(--secondary);
    z-index: 0;
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('data:image/svg+xml;utf8,<svg width="100" height="100" viewBox="0 0 100 100" xmlns="http://www.w3.org/2000/svg"><path fill="%23ffffff" fill-opacity="0.03" d="M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z"/></svg>');
    z-index: 1;
}

.hero-container {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.hero-content h1 {
    color: var(--text-light);
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.hero-content p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.125rem;
    margin-bottom: 2.5rem;
    max-width: 500px;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(14, 165, 233, 0.1);
    color: var(--primary-light);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(14, 165, 233, 0.2);
}

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

.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 1rem; /* Prevent clipping */
}

.hero-main-img {
    width: 100%;
    max-width: 550px;
    height: auto;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl, 0 20px 25px -5px rgba(0, 0, 0, 0.2), 0 10px 10px -5px rgba(0, 0, 0, 0.1));
    position: relative;
    z-index: 1;
    transform: perspective(1000px) rotateY(-5deg);
    transition: transform var(--transition-normal);
}

.hero-main-img:hover {
    transform: perspective(1000px) rotateY(0deg);
}

.glass-card.hero-stats {
    position: absolute;
    bottom: -20px;
    right: -20px;
    z-index: 2;
    background: rgba(15, 23, 42, 0.85); /* Harder contrast for readability */
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-lg);
    padding: 1.5rem 2rem;
    box-shadow: 0 15px 35px rgba(0,0,0,0.2);
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    transform: perspective(1000px) rotateY(-15deg) rotateX(5deg);
    transition: transform 0.5s ease;
}

.glass-card.hero-stats:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    color: white;
}

.stat-item i {
    font-size: 2.5rem;
}

.stat-item h4 {
    color: white;
    font-size: 1.5rem;
    margin: 0;
}

.stat-item span {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* =========================================
   Services Section
   ========================================= */
.services {
    background-color: var(--bg-alt);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--bg-main);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    transition: all var(--transition-normal);
    border: 1px solid rgba(0,0,0,0.03);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-normal);
}

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

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

.service-icon {
    width: 70px;
    height: 70px;
    background: rgba(14, 165, 233, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
    transition: all var(--transition-normal);
}

.service-card:hover .service-icon {
    background: var(--primary);
    color: white;
    border-radius: 50%;
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

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

/* =========================================
   Appointment Section
   ========================================= */
.appointment-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.appointment-content h2 {
    font-size: 2.5rem;
}

.appointment-content p {
    color: var(--text-muted);
    font-size: 1.125rem;
    margin-bottom: 2rem;
}

.contact-info-cards {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.info-card {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    background: white;
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-fast);
}

.info-card:hover {
    transform: translateX(10px);
}

.info-card i {
    width: 50px;
    height: 50px;
    background: rgba(14, 165, 233, 0.1);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.info-card h4 {
    font-size: 1rem;
    margin: 0 0 0.25rem 0;
    color: var(--text-muted);
    font-weight: 500;
}

.info-card a {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--secondary);
}

.glass-form {
    background: white;
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.glass-form h3 {
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    border-bottom: 1px solid #e2e8f0;
    padding-bottom: 1rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-row {
    display: flex;
    gap: 1rem;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-main);
    font-size: 0.875rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid #cbd5e1;
    border-radius: var(--radius-md);
    background-color: var(--bg-main);
    font-family: inherit;
    font-size: 1rem;
    color: var(--text-main);
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.15);
    background-color: white;
}

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: var(--radius-md);
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--success);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.hidden {
    display: none !important;
}

/* =========================================
   Footer
   ========================================= */
.footer {
    background-color: var(--secondary);
    color: rgba(255, 255, 255, 0.7);
    padding-top: 5rem;
}

.footer-container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo span {
    color: white;
}

.brand-col p {
    margin: 1.5rem 0;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: white;
    transition: all var(--transition-fast);
}

.social-links a:hover {
    background: var(--primary);
    transform: translateY(-3px);
}

.footer-col h4 {
    color: white;
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 2px;
    background-color: var(--primary);
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
}

.footer-col a:hover {
    color: var(--primary-light);
    padding-left: 0.25rem;
}

.contact-col li {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.contact-col i {
    color: var(--primary-light);
    margin-top: 0.25rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1.5rem 1.5rem;
    text-align: center;
    font-size: 0.875rem;
}

/* =========================================
   Animations
   ========================================= */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }
.delay-4 { animation-delay: 0.8s; }

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

.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease;
}

.reveal.left {
    transform: translateX(-50px);
}

.reveal.right {
    transform: translateX(50px);
}

.reveal.active {
    opacity: 1;
    transform: translate(0);
}

/* =========================================
   Responsive Design
   ========================================= */
@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-image {
        display: flex;
        flex-direction: column;
        align-items: center;
        width: 100%;
        margin-bottom: 2rem;
        padding: 0;
    }
    
    .hero-main-img {
        max-width: 100%;
        transform: none;
    }
    
    .hero-main-img:hover {
        transform: none;
    }
    
    .glass-card.hero-stats {
        position: absolute;
        bottom: 10px; /* Inside the image */
        left: 50%;
        transform: translateX(-50%);
        right: auto;
        width: 95%;
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.75rem;
        padding: 1rem;
        background: rgba(15, 23, 42, 0.9); /* Opaque for readability */
        box-shadow: 0 10px 25px rgba(0,0,0,0.3);
    }
    
    .glass-card.hero-stats:hover {
        transform: translateX(-50%);
    }
    
    .stat-item {
        flex-direction: column;
        gap: 0.25rem;
        text-align: center;
    }
    
    .stat-item i {
        font-size: 1.25rem;
    }
    
    .stat-item h4 {
        font-size: 1.1rem;
    }
    
    .stat-item span {
        font-size: 0.65rem;
        font-weight: 600;
    }
    
    .hero-content h1 {
        font-size: 3rem;
    }
    
    .hero-content p {
        margin: 0 auto 2.5rem auto;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .appointment-container {
        grid-template-columns: 1fr;
    }
    
    .appointment-content {
        text-align: center;
    }
    
    .contact-info-cards {
        flex-direction: row;
        justify-content: center;
    }
    
    .info-card {
        flex: 1;
        max-width: 300px;
    }
    
    .footer-container {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .d-none-sm {
        display: none !important;
    }
    
    .mobile-toggle {
        display: block;
    }
    
    .navbar {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background-color: var(--secondary);
        padding: 6rem 2rem 2rem 2rem;
        transition: right var(--transition-normal);
        box-shadow: -10px 0 30px rgba(0,0,0,0.1);
    }
    
    .navbar.open {
        right: 0;
    }
    
    .nav-links {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .nav-links li a {
        font-size: 1.25rem;
        display: block;
        color: white !important;
    }
    
    .header.scrolled .nav-links li a {
        color: white !important;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .service-card {
        padding: 1.5rem 1rem;
    }

    .contact-info-cards {
        flex-direction: column;
        align-items: center;
    }
    
    .info-card {
        width: 100%;
        max-width: 100%;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .form-row {
        flex-direction: column;
        gap: 0;
    }
    
    .section {
        padding: 4rem 0;
    }
}

@media (max-width: 480px) {
    .hero {
        padding-top: 6rem;
    }
    .hero-content h1 {
        font-size: 2.2rem;
        line-height: 1.2;
    }
    .hero-content p {
        font-size: 0.95rem;
        margin-bottom: 2rem;
    }
    .badge {
        font-size: 0.75rem;
        padding: 0.4rem 0.8rem;
        margin-bottom: 1rem;
    }
    .hero-buttons {
        flex-direction: column;
        width: 100%;
        gap: 0.75rem;
    }
    .hero-buttons .btn {
        width: 100%;
        justify-content: center;
    }
    .hero-image {
        margin-top: 1rem;
        margin-bottom: 1rem;
    }
    .glass-card.hero-stats {
        padding: 0.75rem;
        gap: 0.5rem;
    }
    .stat-item i {
        font-size: 1rem;
    }
    .stat-item h4 {
        font-size: 1rem;
    }
}

/* =========================================
   Floating WhatsApp Button
   ========================================= */
.floating-whatsapp {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25d366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 35px;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: all var(--transition-normal);
    animation: bounce 2s infinite;
}

.floating-whatsapp:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
    color: white;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {transform: translateY(0);}
    40% {transform: translateY(-20px);}
    60% {transform: translateY(-10px);}
}

/* =========================================
   Scroll to Top Button
   ========================================= */
.scroll-top-btn {
    position: fixed;
    bottom: 110px;
    right: 35px;
    background-color: var(--primary);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
    cursor: pointer;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s ease;
}

.scroll-top-btn.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top-btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-5px);
}

.scroll-top-btn.hidden {
    display: none;
}

/* =========================================
   Gallery Section
   ========================================= */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.gallery-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 4/3;
    box-shadow: var(--shadow-md);
    cursor: pointer;
}

.gallery-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
    display: block;
}

.gallery-card:hover img {
    transform: scale(1.07);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(15,23,42,0.85), transparent);
    padding: 1.5rem 1rem 1rem;
    color: white;
    font-weight: 600;
    font-size: 1rem;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.gallery-card:hover .gallery-overlay {
    transform: translateY(0);
}

@media (max-width: 768px) {
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .gallery-grid {
        grid-template-columns: 1fr;
    }
}

/* =========================================
   About References
   ========================================= */
.about-references {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid #e2e8f0;
}

.about-references h4 {
    font-size: 1rem;
    color: var(--text-muted);
    font-weight: 600;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.about-ref-grid {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.about-ref-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    background: var(--bg-main);
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-md);
    padding: 0.6rem 1.2rem;
    font-weight: 700;
    font-size: 1rem;
    color: var(--secondary);
}

.about-ref-item i {
    color: var(--primary);
    font-size: 1.2rem;
}

/* =========================================
   References Section
   ========================================= */
.references {
    background-color: var(--bg-alt);
}

.references-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.reference-card {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    background: white;
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(0,0,0,0.05);
    transition: all var(--transition-normal);
}

.reference-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.reference-logo {
    width: 70px;
    height: 70px;
    min-width: 70px;
    background: rgba(14, 165, 233, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--primary);
}

.reference-info h3 {
    font-size: 1.25rem;
    margin-bottom: 0.4rem;
    color: var(--secondary);
}

.reference-info p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin: 0;
}

/* =========================================
   Reviews Section
   ========================================= */
.reviews {
    background-color: var(--light, #f8fafc);
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.review-card {
    background: white;
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    border-bottom: 4px solid var(--primary);
}

.review-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.review-stars {
    color: #FFC107;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.review-text {
    font-style: italic;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.review-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: var(--bg-alt, #f1f5f9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.2rem;
}

.author-info h4 {
    margin: 0;
    font-size: 1rem;
    color: var(--text-main);
}

.author-info span {
    font-size: 0.85rem;
    color: var(--text-muted);
}

@media (max-width: 768px) {
    .floating-whatsapp {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
        font-size: 30px;
    }
}

@media (max-width: 400px) {
    .logo span {
        font-size: 1.1rem;
    }
    .logo i {
        font-size: 1.3rem;
    }
    .lang-btn {
        padding: 0.35rem 0.5rem;
        font-size: 0.75rem;
        gap: 0.25rem;
    }
    .lang-btn .lang-arrow {
        display: none;
    }
    .header-actions {
        gap: 0.5rem;
    }
}

/* =========================================
   Gallery Slider
   ========================================= */
.gallery { overflow: hidden; }

.slider-wrapper {
    overflow: hidden;
    width: 100%;
    position: relative;
}

.slider-wrapper::before,
.slider-wrapper::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 120px;
    z-index: 2;
    pointer-events: none;
}

.slider-wrapper::before {
    left: 0;
    background: linear-gradient(to right, #f1f5f9, transparent);
}

.slider-wrapper::after {
    right: 0;
    background: linear-gradient(to left, #f1f5f9, transparent);
}

.slider-track {
    display: flex;
    gap: 1.5rem;
    width: max-content;
    animation: slideLeft 30s linear infinite;
    padding: 1rem 0;
}

.slider-track:hover { animation-play-state: paused; }

@keyframes slideLeft {
    0%   { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.slider-item {
    position: relative;
    width: 380px;
    height: 260px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    flex-shrink: 0;
    cursor: pointer;
}

.slider-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
    display: block;
}

.slider-item:hover img { transform: scale(1.06); }

.slider-label {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(15,23,42,0.85), transparent);
    color: white;
    font-weight: 600;
    font-size: 1rem;
    padding: 1.5rem 1rem 0.75rem;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.slider-item:hover .slider-label { transform: translateY(0); }

@media (max-width: 768px) {
    .slider-item { width: 280px; height: 200px; }
    .slider-wrapper::before,
    .slider-wrapper::after { width: 60px; }
}