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

:root {
    /* Primary Colors */
    --primary-color: #0b7fab;
    --primary-dark: #085d85;
    --primary-light: #4da3c9;
    --secondary-color: #34d399;
    --accent-color: #f59e0b;

    /* Neutral Colors */
    --dark: #1a202c;
    --dark-light: #2d3748;
    --gray: #718096;
    --gray-light: #e2e8f0;
    --light: #f7fafc;
    --white: #ffffff;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #0b7fab 0%, #34d399 100%);
    --gradient-overlay: linear-gradient(135deg, rgba(11, 127, 171, 0.9) 0%, rgba(52, 211, 153, 0.8) 100%);

    /* Typography */
    --font-primary: 'Inter', sans-serif;
    --font-display: 'Playfair Display', serif;

    /* Spacing */
    --section-padding: 100px 0;
    --container-width: 1200px;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.2);

    /* Transitions - Premium easing curves */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.8s cubic-bezier(0.33, 1, 0.68, 1);

    /* Premium easing functions */
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-out-back: cubic-bezier(0.34, 1.56, 0.64, 1);
    --ease-in-out-smooth: cubic-bezier(0.65, 0, 0.35, 1);

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    color: var(--dark);
    line-height: 1.6;
    background-color: var(--white);
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

/* ===================================
   Typography
   =================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-family: var(--font-display);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-family: var(--font-display);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

p {
    margin-bottom: 1rem;
    color: var(--gray);
    font-size: 1.1rem;
}

/* ===================================
   Container & Grid
   =================================== */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* ===================================
   Buttons
   =================================== */
.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-base);
    border: 2px solid transparent;
    font-family: var(--font-primary);
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

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

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

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

.btn-large {
    padding: 18px 40px;
    font-size: 1.1rem;
}

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

/* ===================================
   Navigation
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
    padding: 10px 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo {
    height: 50px;
    width: auto;
}

.logo-text {
    font-weight: 700;
    font-size: 1.3rem;
    color: var(--primary-color);
    font-family: var(--font-display);
}

.nav-menu {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-link {
    font-weight: 500;
    color: var(--dark);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition-base);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link.cta-button {
    background: var(--gradient-primary);
    color: var(--white);
    padding: 10px 24px;
    border-radius: var(--radius-md);
}

.nav-link.cta-button::after {
    display: none;
}

.nav-link.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--dark);
    border-radius: 3px;
    transition: var(--transition-base);
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #0b7fab 0%, #0a5f87 50%, #34d399 100%);
    overflow: hidden;
    padding-top: 80px;
    /* GPU acceleration for smooth parallax */
    transform: translateZ(0);
    will-change: transform;
    backface-visibility: hidden;
    -webkit-font-smoothing: antialiased;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.03)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 2;
    padding: 60px 20px;
}

.hero-text {
    max-width: 800px;
}

.hero-title {
    color: var(--white);
    margin-bottom: 24px;
}

.hero-title .highlight {
    display: block;
    background: linear-gradient(to right, #34d399, #60efcc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.3rem;
    margin-bottom: 32px;
    line-height: 1.6;
}

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

.hero-stats {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
    align-items: center;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 15px;
    text-align: left;
}

.stat-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--white);
    flex-shrink: 0;
}

.stat-label {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.1rem;
    font-weight: 600;
    max-width: 120px;
    line-height: 1.3;
}

.hero-shape {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 100px;
    background: var(--white);
    clip-path: polygon(0 50%, 100% 0, 100% 100%, 0 100%);
}

/* Premium Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(60px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.fade-in {
    animation: fadeIn 1s var(--ease-out-expo) forwards;
    opacity: 0;
    will-change: opacity, transform;
}

.fade-in.delay-1 {
    animation-delay: 0.15s;
}

.fade-in.delay-2 {
    animation-delay: 0.3s;
}

.fade-in.delay-3 {
    animation-delay: 0.45s;
}

/* Smooth scroll reveal */
.scroll-reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.8s var(--ease-out-expo),
                transform 0.8s var(--ease-out-expo);
    will-change: opacity, transform;
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger animation for multiple elements */
.stagger-fade {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s var(--ease-out-expo),
                transform 0.6s var(--ease-out-expo);
}

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

/* ===================================
   Section Headers
   =================================== */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header.centered {
    text-align: center;
}

.section-tag {
    display: inline-block;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.section-title {
    color: var(--dark);
    margin-bottom: 16px;
}

.section-subtitle {
    color: var(--gray);
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto;
}

/* ===================================
   Services Section
   =================================== */
.services {
    padding: var(--section-padding);
    background: var(--light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform 0.5s var(--ease-out-expo),
                box-shadow 0.5s var(--ease-out-expo),
                opacity 0.6s var(--ease-out-expo);
    position: relative;
    overflow: hidden;
    will-change: transform;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: var(--transition-base);
}

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

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

.service-card.featured {
    background: var(--gradient-primary);
    color: var(--white);
}

.service-card.featured .service-title,
.service-card.featured .service-description,
.service-card.featured .service-features li {
    color: var(--white);
}

.service-card.featured .service-icon {
    background: rgba(255, 255, 255, 0.2);
}

.featured-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--accent-color);
    color: var(--white);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.service-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    font-size: 2rem;
    color: var(--white);
}

.service-title {
    color: var(--dark);
    margin-bottom: 16px;
    font-size: 1.5rem;
}

.service-description {
    color: var(--gray);
    margin-bottom: 24px;
    line-height: 1.7;
}

.service-features {
    margin-bottom: 24px;
}

.service-features li {
    color: var(--gray);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.service-features i {
    color: var(--secondary-color);
    font-size: 0.9rem;
}

.service-card.featured .service-features i {
    color: var(--white);
}

.service-link {
    color: var(--primary-color);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.service-card.featured .service-link {
    color: var(--white);
}

.service-link:hover {
    gap: 12px;
}

/* ===================================
   About Section
   =================================== */
.about {
    padding: var(--section-padding);
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-image-wrapper {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.main-image {
    width: 100%;
    height: 600px;
    object-fit: cover;
}

.about-badge {
    position: absolute;
    bottom: 30px;
    right: 30px;
    background: var(--white);
    padding: 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.badge-content {
    text-align: center;
}

.badge-number {
    display: block;
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-color);
    font-family: var(--font-display);
    line-height: 1;
}

.badge-text {
    font-size: 0.9rem;
    color: var(--gray);
    font-weight: 600;
}

.about-text {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 24px;
}

.about-features {
    margin: 40px 0;
}

.about-feature {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--white);
    flex-shrink: 0;
}

.feature-content h4 {
    color: var(--dark);
    margin-bottom: 8px;
    font-size: 1.2rem;
}

.feature-content p {
    color: var(--gray);
    margin: 0;
}

/* ===================================
   Why Choose Us Section
   =================================== */
.why-choose {
    padding: var(--section-padding);
    background: var(--dark);
    color: var(--white);
}

.why-choose .section-tag {
    color: var(--secondary-color);
}

.why-choose .section-title {
    color: var(--white);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.why-card {
    text-align: center;
    padding: 40px 30px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.why-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-5px);
}

.why-number {
    font-size: 4rem;
    font-weight: 800;
    color: var(--secondary-color);
    font-family: var(--font-display);
    line-height: 1;
    margin-bottom: 20px;
    opacity: 0.5;
}

.why-card h3 {
    color: var(--white);
    margin-bottom: 16px;
    font-size: 1.5rem;
}

.why-card p {
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
}

/* ===================================
   Testimonials Section
   =================================== */
.testimonials {
    padding: var(--section-padding);
    background: var(--light);
}

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

.testimonial-card {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

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

.testimonial-stars {
    color: var(--accent-color);
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.testimonial-text {
    color: var(--gray);
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 30px;
    font-style: italic;
}

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

.author-avatar {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 1.3rem;
}

.author-name {
    color: var(--dark);
    font-size: 1.1rem;
    margin-bottom: 4px;
}

.author-title {
    color: var(--gray);
    font-size: 0.9rem;
    margin: 0;
}

/* ===================================
   CTA Section
   =================================== */
.cta-section {
    padding: 100px 0;
    background: var(--gradient-primary);
    text-align: center;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    color: var(--white);
    margin-bottom: 20px;
}

.cta-text {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.3rem;
    margin-bottom: 40px;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-buttons .btn {
    background: var(--white);
    color: var(--primary-color);
}

.cta-buttons .btn-outline {
    background: transparent;
    color: var(--white);
    border-color: var(--white);
}

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

/* ===================================
   Contact Section
   =================================== */
.contact {
    padding: var(--section-padding);
    background: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
}

.contact-description {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 40px;
}

.contact-methods {
    margin-bottom: 40px;
}

.contact-method {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.method-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.3rem;
    flex-shrink: 0;
}

.method-content h4 {
    color: var(--dark);
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.method-content a {
    color: var(--primary-color);
    font-weight: 600;
}

.method-content a:hover {
    text-decoration: underline;
}

.method-content p {
    margin: 0;
}

.social-links h4 {
    color: var(--dark);
    margin-bottom: 16px;
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icon {
    width: 45px;
    height: 45px;
    background: var(--gray-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--dark);
    font-size: 1.2rem;
    transition: var(--transition-base);
}

.social-icon:hover {
    background: var(--gradient-primary);
    color: var(--white);
    transform: translateY(-3px);
}

.contact-form-wrapper {
    background: var(--light);
    padding: 50px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

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

.form-group label {
    display: block;
    color: var(--dark);
    font-weight: 600;
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px;
    border: 2px solid var(--gray-light);
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition-base);
}

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

.form-group textarea {
    resize: vertical;
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.footer-logo img {
    height: 40px;
}

.footer-logo span {
    font-weight: 700;
    font-size: 1.2rem;
    font-family: var(--font-display);
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

.footer-col h4 {
    color: var(--white);
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition-base);
}

.footer-links a:hover {
    color: var(--secondary-color);
    padding-left: 5px;
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
}

.footer-bottom-links {
    display: flex;
    gap: 30px;
}

.footer-bottom-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.footer-bottom-links a:hover {
    color: var(--secondary-color);
}

/* ===================================
   Back to Top Button
   =================================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.3rem;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }

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

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

@media (max-width: 768px) {
    :root {
        --section-padding: 60px 0;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 30px;
        box-shadow: var(--shadow-lg);
        transform: translateX(-100%);
        transition: var(--transition-base);
    }

    .nav-menu.active {
        transform: translateX(0);
    }

    .hero {
        min-height: auto;
        padding: 120px 0 80px;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .hero-buttons .btn {
        width: 100%;
        text-align: center;
    }

    .hero-stats {
        gap: 20px;
        flex-direction: column;
        align-items: flex-start;
    }

    .stat-item {
        width: 100%;
    }

    .stat-icon {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
    }

    .stat-label {
        font-size: 1rem;
    }

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

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

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

    .cta-buttons {
        flex-direction: column;
    }

    .contact-form-wrapper {
        padding: 30px;
    }

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

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .logo {
        height: 46px;
    }

    .logo-text {
        font-size: 1.27rem;
    }

    .btn {
        padding: 14px 24px;
        font-size: 1rem;
        min-height: 48px; /* Touch-friendly */
    }

    .hero-title {
        font-size: 2rem;
        line-height: 1.2;
    }

    .hero-subtitle {
        font-size: 1rem;
        line-height: 1.6;
    }

    .service-card,
    .testimonial-card {
        padding: 25px;
    }

    .main-image {
        height: 350px;
    }

    .hero-stats {
        gap: 15px;
        margin-top: 40px;
    }

    .stat-icon {
        width: 45px;
        height: 45px;
        font-size: 1.2rem;
    }

    .stat-label {
        font-size: 0.95rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .section-subtitle {
        font-size: 1rem;
    }

    .cta-buttons .btn {
        width: 100%;
        padding: 16px 32px;
    }

    .back-to-top {
        width: 45px;
        height: 45px;
        bottom: 20px;
        right: 20px;
        font-size: 1.1rem;
    }
}

/* ===================================
   Utility Classes
   =================================== */
.text-center {
    text-align: center;
}

.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }

.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }

/* ===================================
   Loading Animation
   =================================== */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.loading {
    animation: pulse 2s ease-in-out infinite;
}