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

:root {
    /* Brand Colors */
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --secondary-color: #10b981;
    --accent-color: #f59e0b;
    
    /* Neutral Colors */
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    --gradient-secondary: linear-gradient(135deg, var(--secondary-color), #059669);
    --gradient-hero: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(16, 185, 129, 0.1));
    
    /* 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-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--gray-800);
    font-size: 16px;
    overflow-x: hidden;
}

html {
    scroll-behavior: smooth;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 640px) {
    .container {
        padding: 0 2rem;
    }
}

/* Loading Screen */
#loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

#loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

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

.loading-logo {
    width: 80px;
    height: 80px;
    margin-bottom: var(--spacing-lg);
    animation: pulse 2s infinite;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--gray-200);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-md);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-200);
    z-index: 1000;
    transition: all var(--transition-normal);
}

/* Hide navbar on mobile devices */
@media (max-width: 768px) {
    .navbar {
        display: none;
    }
    
    /* Hide schedule button in navigation on mobile */
    .schedule-btn {
        display: none;
    }
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-lg);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 0;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 1rem;
    padding-right: 1rem;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav-link {
    text-decoration: none;
    color: var(--gray-600);
    font-weight: var(--font-weight-medium);
    transition: color var(--transition-fast);
    position: relative;
}

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

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

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

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

.bar {
    width: 25px;
    height: 3px;
    background: var(--gray-600);
    transition: all var(--transition-fast);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-lg);
    font-family: inherit;
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.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: var(--white);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.schedule-btn {
    font-size: 0.875rem;
    padding: 0.5rem 1rem;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    background: var(--gradient-hero);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('images/background.jpg') center center/cover no-repeat, 
                url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><pattern id="hero-pattern" x="0" y="0" width="50" height="50" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="%23e5e7eb" opacity="0.5"/></pattern></defs><rect width="1000" height="1000" fill="url(%23hero-pattern)"/></svg>');
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.45), rgba(255, 255, 255, 0.55));
}

.hero-content {
    position: relative;
    z-index: 1;
    padding: 6rem 0 4rem;
}

.hero-text {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-logo {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.hero-brand-logo {
    width: 120px;
    height: 120px;
    filter: drop-shadow(0 10px 25px rgba(0, 0, 0, 0.1));
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: var(--font-weight-extrabold);
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    color: var(--gray-700);
}

.hero-description {
    font-size: 1.25rem;
    color: var(--gray-600);
    margin-bottom: var(--spacing-2xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    margin-bottom: var(--spacing-3xl);
    flex-wrap: wrap;
}

.hero-features {
    display: flex;
    gap: var(--spacing-xl);
    justify-content: center;
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--gray-600);
    font-weight: var(--font-weight-medium);
}

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

/* Hero Stats */
.hero-stats {
    background: var(--white);
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-2xl);
    margin: 0 1rem;
    position: relative;
    z-index: 2;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    padding: var(--spacing-2xl);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: var(--font-weight-extrabold);
    color: var(--primary-color);
    display: block;
}

.stat-label {
    color: var(--gray-600);
    font-weight: var(--font-weight-medium);
    margin-top: var(--spacing-sm);
}

/* Services Section */
.services {
    padding: 6rem 0;
    background: var(--gray-50);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: var(--font-weight-bold);
    color: var(--gray-800);
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.service-card {
    background: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

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

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

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

.service-card.featured {
    border: 2px solid var(--primary-color);
    transform: scale(1.05);
}

.service-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: var(--gradient-primary);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-lg);
    font-size: 0.75rem;
    font-weight: var(--font-weight-semibold);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.service-icon i {
    font-size: 1.5rem;
    color: var(--white);
}

.service-title {
    font-size: 1.25rem;
    font-weight: var(--font-weight-semibold);
    color: var(--gray-800);
    margin-bottom: var(--spacing-md);
}

.service-description {
    color: var(--gray-600);
    margin-bottom: var(--spacing-lg);
}

.service-features {
    list-style: none;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--gray-600);
    margin-bottom: var(--spacing-sm);
}

.service-features i {
    color: var(--secondary-color);
    font-size: 0.875rem;
}

/* How It Works Section */
.how-it-works {
    padding: 6rem 0;
    background: var(--white);
}

.steps-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-3xl);
}

.step {
    text-align: center;
    position: relative;
}

.step::after {
    content: '';
    position: absolute;
    top: 30px;
    right: -1rem;
    width: 2rem;
    height: 2px;
    background: var(--gradient-primary);
    display: none;
}

@media (min-width: 768px) {
    .step:not(:last-child)::after {
        display: block;
    }
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    margin: 0 auto var(--spacing-lg);
}

.step-content h3 {
    font-size: 1.25rem;
    font-weight: var(--font-weight-semibold);
    color: var(--gray-800);
    margin-bottom: var(--spacing-sm);
}

.step-content p {
    color: var(--gray-600);
}



/* About Section */
.about {
    padding: 6rem 0;
    background: var(--white);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

@media (min-width: 768px) {
    .about-content {
        grid-template-columns: 2fr 1fr;
    }
}

.about-description {
    font-size: 1.1rem;
    color: var(--gray-600);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.7;
}

.about-features {
    display: grid;
    gap: var(--spacing-lg);
}

.about-feature {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.about-feature i {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 0.25rem;
}

.feature-content h4 {
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    color: var(--gray-800);
    margin-bottom: var(--spacing-xs);
}

.feature-content p {
    color: var(--gray-600);
    line-height: 1.6;
}

.about-image {
    text-align: center;
}

.about-logo {
    max-width: 200px;
    width: 100%;
    height: auto;
    filter: drop-shadow(0 10px 25px rgba(0, 0, 0, 0.1));
}

/* Testimonials Section */
.testimonials {
    padding: 6rem 0;
    background: var(--gray-50);
}

.testimonials-slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-3xl);
}

.testimonial-card {
    background: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

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

.testimonial-content {
    margin-bottom: var(--spacing-lg);
}

.testimonial-content p {
    font-style: italic;
    color: var(--gray-700);
    font-size: 1.1rem;
    line-height: 1.7;
    position: relative;
}

.testimonial-content p::before {
    content: '"';
    font-size: 3rem;
    color: var(--primary-color);
    position: absolute;
    top: -1rem;
    left: -0.5rem;
}

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

.author-info h4 {
    font-weight: var(--font-weight-semibold);
    color: var(--gray-800);
    margin-bottom: 0.25rem;
}

.author-info span {
    color: var(--gray-500);
    font-size: 0.875rem;
}

.testimonial-rating {
    color: var(--accent-color);
}

/* Contact Section */
.contact {
    padding: 6rem 0;
    background: var(--white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-3xl);
    margin-top: var(--spacing-3xl);
}

@media (min-width: 768px) {
    .contact-content {
        grid-template-columns: 1fr 1fr;
    }
}

.contact-info {
    display: grid;
    gap: var(--spacing-lg);
}

.contact-item {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.contact-item i {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-details h4 {
    font-weight: var(--font-weight-semibold);
    color: var(--gray-800);
    margin-bottom: 0.25rem;
}

.contact-details p {
    color: var(--gray-600);
}

.contact-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    justify-content: center;
    align-items: center;
}

.contact-buttons-row {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    justify-content: center;
}

/* Footer */
.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

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

.footer-brand h3 {
    color: var(--white);
    font-weight: var(--font-weight-bold);
}

.footer-section p {
    color: var(--gray-400);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.footer-section h4 {
    color: var(--white);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-md);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--gray-400);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary-light);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-link {
    width: 40px;
    height: 40px;
    background: var(--gray-800);
    color: var(--gray-400);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
}

.footer-contact p {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.footer-contact i {
    color: var(--primary-light);
    width: 16px;
}

.footer-bottom {
    border-top: 1px solid var(--gray-800);
    padding-top: var(--spacing-lg);
    text-align: center;
    color: var(--gray-500);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    z-index: 10000;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
}

.modal-content {
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9);
    transition: transform var(--transition-normal);
}

.modal.show .modal-content {
    transform: scale(1);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-xl);
    border-bottom: 1px solid var(--gray-200);
}

.modal-header h2 {
    font-size: 1.5rem;
    font-weight: var(--font-weight-semibold);
    color: var(--gray-800);
}

.close {
    font-size: 1.5rem;
    color: var(--gray-400);
    cursor: pointer;
    transition: color var(--transition-fast);
}

.close:hover {
    color: var(--gray-600);
}

.modal-body {
    padding: var(--spacing-xl);
}

/* Form Styles */
.schedule-form {
    display: grid;
    gap: var(--spacing-lg);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: var(--font-weight-medium);
    color: var(--gray-700);
    margin-bottom: var(--spacing-sm);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.75rem;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

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

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.form-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
    margin-top: var(--spacing-lg);
}

/* Success Modal */
.success-content {
    text-align: center;
    padding: var(--spacing-3xl);
}

.success-icon {
    font-size: 4rem;
    color: var(--secondary-color);
    margin-bottom: var(--spacing-lg);
}

.success-content h2 {
    color: var(--gray-800);
    margin-bottom: var(--spacing-md);
}

.success-content p {
    color: var(--gray-600);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-container {
        justify-content: space-between;
    }
    
    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: var(--spacing-xl);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        transition: transform var(--transition-normal);
        gap: var(--spacing-lg);
    }

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

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active .bar:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active .bar:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .hero-features {
        flex-direction: column;
        align-items: center;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
        padding: var(--spacing-lg);
    }

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

    .service-card.featured {
        transform: none;
    }

    .steps-container {
        grid-template-columns: 1fr;
    }

    .step::after {
        display: none;
    }

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

    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .contact-actions {
        flex-direction: column;
    }
    
    .contact-buttons-row {
        flex-direction: column;
        width: 100%;
    }
    
    .contact-buttons-row .btn {
        width: 100%;
    }
    
    .hero-brand-logo {
        width: 80px;
        height: 80px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .form-actions {
        flex-direction: column;
    }

    .service-tabs {
        flex-wrap: wrap;
        justify-content: center;
    }

    .tab-btn {
        font-size: 0.875rem;
        padding: 0.5rem 1rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    .hero-stats {
        margin: 0 0.5rem;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        padding: var(--spacing-md);
    }

    .stat-number {
        font-size: 2rem;
    }

    .modal-content {
        width: 95%;
    }

    .modal-header,
    .modal-body {
        padding: var(--spacing-lg);
    }
    
    .hero-brand-logo {
        width: 60px;
        height: 60px;
    }
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

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

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.6s ease-out;
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.6s ease-out;
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

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

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.hidden {
    display: none;
}

.visible {
    display: block;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}