/* CSS Variables for Retro Design System with Dynamic Color Transitions */
:root {
    /* Split-Complementary Color Scheme */
    --primary-color: #ff6b35;
    --secondary-color: #35b7ff;
    --tertiary-color: #b735ff;
    --accent-color: #ffeb3b;
    
    /* Darker variants */
    --primary-dark: #e55a2b;
    --secondary-dark: #2ba3e6;
    --tertiary-dark: #a32be6;
    --accent-dark: #e6d433;
    
    /* Neutral colors */
    --white: #ffffff;
    --black: #000000;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
    
    /* Gradient backgrounds */
    --gradient-primary: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    --gradient-secondary: linear-gradient(135deg, var(--secondary-color) 0%, var(--tertiary-color) 100%);
    --gradient-accent: linear-gradient(135deg, var(--accent-color) 0%, var(--primary-color) 100%);
    --gradient-retro: linear-gradient(135deg, #ff6b35 0%, #ffeb3b 25%, #35b7ff 50%, #b735ff 100%);
    
    /* Typography */
    --font-heading: 'Manrope', sans-serif;
    --font-body: 'Rubik', sans-serif;
    
    /* Spacing */
    --section-padding: 80px 0;
    --container-max-width: 1200px;
    
    /* Transitions */
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1);
    
    /* Border radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

/* Global Styles */
* {
    box-sizing: border-box;
}

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

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

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.875rem); }
h5 { font-size: clamp(1.125rem, 2vw, 1.5rem); }
h6 { font-size: clamp(1rem, 1.5vw, 1.25rem); }

p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

/* Section Titles */
.section-title {
    position: relative;
    margin-bottom: 4rem;
    background: var(--gradient-retro);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-align: center;
    font-weight: 800;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
}

/* Global Button Styles */
.btn {
    font-family: var(--font-heading);
    font-weight: 600;
    padding: 14px 32px;
    border: none;
    border-radius: var(--radius-md);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    cursor: pointer;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.95rem;
    min-width: 140px;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.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);
    color: var(--white);
}

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

.btn-outline-primary:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

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

/* Header Styles */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-sm);
}

.navbar {
    padding: 1rem 0;
}

.navbar-brand {
    display: flex;
    flex-direction: column;
    text-decoration: none;
}

.brand-name {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.8rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.brand-subtitle {
    font-size: 0.85rem;
    color: var(--gray-600);
    font-weight: 500;
    margin-top: -2px;
}

.nav-link {
    font-weight: 500;
    color: var(--gray-700);
    transition: var(--transition-smooth);
    position: relative;
    padding: 8px 16px !important;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition-smooth);
    transform: translateX(-50%);
}

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

.nav-link:hover::after {
    width: 80%;
}

/* Hero Section */
.hero-section {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
    display: flex;
    align-items: center;
    min-height: 100vh;
    color: var(--white);
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1;
}

.hero-section .container {
    position: relative;
    z-index: 2;
}

.hero-title {
    color: var(--white);
    font-weight: 800;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    color: var(--white);
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
}

/* Portfolio Section */
.portfolio-section {
    padding: var(--section-padding);
    background: linear-gradient(135deg, var(--gray-100) 0%, var(--white) 100%);
}

.portfolio-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-md);
    border: none;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.portfolio-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.portfolio-card .card-image {
    position: relative;
    overflow: hidden;
    width: 100%;
    height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.portfolio-card .card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.portfolio-card:hover .card-image img {
    transform: scale(1.1);
}

.portfolio-card .card-content {
    padding: 2rem;
    text-align: center;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.portfolio-card .card-content h4 {
    color: var(--gray-800);
    margin-bottom: 1rem;
}

.portfolio-card .card-content p {
    color: var(--gray-600);
    margin-bottom: 0;
}

/* Process Section */
.process-section {
    padding: var(--section-padding);
    background: var(--white);
}

.process-step {
    text-align: center;
    padding: 2rem;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

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

.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: 1.5rem;
    font-weight: bold;
    margin: 0 auto 1.5rem auto;
}

.process-step h4 {
    color: var(--gray-800);
    margin-bottom: 1rem;
}

.process-step p {
    color: var(--gray-600);
    margin-bottom: 0;
}

/* Gallery Section */
.gallery-section {
    padding: var(--section-padding);
    background: linear-gradient(135deg, var(--gray-100) 0%, var(--white) 100%);
}

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

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery-item:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-xl);
}

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

.gallery-item:hover img {
    transform: scale(1.1);
}

/* Customer Stories Section */
.stories-section {
    padding: var(--section-padding);
    background: var(--white);
}

.testimonial-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

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

.testimonial-content {
    flex-grow: 1;
    margin-bottom: 2rem;
}

.testimonial-content p {
    font-style: italic;
    color: var(--gray-600);
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 0;
}

.testimonial-author h5 {
    color: var(--gray-800);
    margin-bottom: 0.5rem;
}

.testimonial-author span {
    color: var(--primary-color);
    font-weight: 500;
}

/* Pricing Section */
.pricing-section {
    padding: var(--section-padding);
    background: linear-gradient(135deg, var(--gray-100) 0%, var(--white) 100%);
}

.pricing-card {
    background: var(--white);
    padding: 3rem 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
    text-align: center;
    position: relative;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.pricing-card.featured {
    border: 3px solid var(--primary-color);
    transform: scale(1.05);
}

.pricing-card.featured::before {
    content: 'NEJPOPULÁRNĚJŠÍ';
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: var(--white);
    padding: 8px 20px;
    border-radius: var(--radius-md);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.pricing-card h3 {
    color: var(--gray-800);
    margin-bottom: 1.5rem;
}

.price {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.price span {
    font-size: 1.2rem;
    color: var(--gray-600);
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin-bottom: 2.5rem;
    flex-grow: 1;
}

.pricing-features li {
    padding: 0.5rem 0;
    color: var(--gray-600);
    position: relative;
    padding-left: 1.5rem;
}

.pricing-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* Resources Section */
.resources-section {
    padding: var(--section-padding);
    background: var(--white);
}

.resource-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

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

.resource-card h4 {
    color: var(--gray-800);
    margin-bottom: 1.5rem;
}

.resource-card p {
    color: var(--gray-600);
    margin-bottom: 2rem;
    flex-grow: 1;
}

/* Behind the Scenes Section */
.behind-scenes-section {
    padding: var(--section-padding);
    background: linear-gradient(135deg, var(--gray-100) 0%, var(--white) 100%);
}

.behind-scenes-section img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
}

.behind-scenes-section img:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-lg);
}

.behind-scenes-section h3 {
    color: var(--gray-800);
    margin-bottom: 1.5rem;
}

.behind-scenes-section p {
    color: var(--gray-600);
    margin-bottom: 1.5rem;
}

/* Research Section */
.research-section {
    padding: var(--section-padding);
    background: var(--white);
}

.research-section h3 {
    color: var(--gray-800);
    margin-bottom: 1.5rem;
}

.research-section p {
    color: var(--gray-600);
    margin-bottom: 1.5rem;
}

.research-section img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
}

.research-section img:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-lg);
}

/* Success Stories Section */
.success-stories-section {
    padding: var(--section-padding);
    background: linear-gradient(135deg, var(--gray-100) 0%, var(--white) 100%);
}

.story-slide img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
}

.story-slide img:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-lg);
}

.story-slide h3 {
    color: var(--gray-800);
    margin-bottom: 1.5rem;
}

.story-slide p {
    color: var(--gray-600);
    font-size: 1.1rem;
    line-height: 1.6;
}

/* FAQ Section */
.faq-section {
    padding: var(--section-padding);
    background: var(--white);
}

.accordion-item {
    border: none;
    margin-bottom: 1rem;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.accordion-button {
    background: var(--white);
    border: none;
    color: var(--gray-800);
    font-weight: 600;
    padding: 1.5rem 2rem;
    font-size: 1.1rem;
}

.accordion-button:not(.collapsed) {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: none;
}

.accordion-button:focus {
    box-shadow: none;
    border-color: transparent;
}

.accordion-body {
    padding: 1.5rem 2rem;
    color: var(--gray-600);
    font-size: 1.05rem;
    line-height: 1.6;
}

/* Contact Section */
.contact-section {
    padding: var(--section-padding);
    background: linear-gradient(135deg, var(--gray-100) 0%, var(--white) 100%);
}

.contact-info {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    height: 100%;
}

.contact-info h3 {
    color: var(--gray-800);
    margin-bottom: 2rem;
}

.contact-item {
    margin-bottom: 1.5rem;
}

.contact-item strong {
    color: var(--primary-color);
    display: block;
    margin-bottom: 0.5rem;
}

.contact-item p {
    color: var(--gray-600);
    margin-bottom: 0;
}

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

.contact-form h3 {
    color: var(--gray-800);
    margin-bottom: 2rem;
}

.form-label {
    color: var(--gray-700);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.form-control {
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    font-size: 1rem;
    transition: var(--transition-smooth);
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(255, 107, 53, 0.25);
}

/* Footer */
.footer {
    background: var(--gray-900);
    color: var(--white);
    padding: 4rem 0 2rem;
}

.footer-brand h4 {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

.footer-brand p {
    color: var(--gray-400);
    margin-bottom: 0;
}

.footer h5 {
    color: var(--white);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

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

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

.social-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.social-links a {
    color: var(--gray-400);
    text-decoration: none;
    transition: var(--transition-smooth);
    font-weight: 500;
}

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

.footer-divider {
    border-color: var(--gray-700);
    margin: 2rem 0 1rem;
}

.footer-copyright {
    color: var(--gray-400);
    margin-bottom: 0;
    font-size: 0.9rem;
}

/* Success Page Styles */
.success-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-retro);
    color: var(--white);
    text-align: center;
    padding: 2rem;
}

.success-content {
    max-width: 600px;
}

.success-content h1 {
    color: var(--white);
    margin-bottom: 2rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.success-content p {
    color: var(--white);
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* Privacy and Terms Pages */
.privacy-page,
.terms-page {
    padding-top: 120px;
    padding-bottom: 4rem;
}

.privacy-content,
.terms-content {
    background: var(--white);
    padding: 3rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    max-width: 800px;
    margin: 0 auto;
}

.privacy-content h1,
.terms-content h1 {
    color: var(--gray-800);
    margin-bottom: 2rem;
}

.privacy-content h2,
.terms-content h2 {
    color: var(--primary-color);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.privacy-content p,
.terms-content p {
    color: var(--gray-600);
    margin-bottom: 1.5rem;
}

/* About Page Styles */
.about-hero {
    padding-top: 120px;
    padding-bottom: 4rem;
    background: var(--gradient-retro);
    color: var(--white);
    text-align: center;
}

.about-hero h1 {
    color: var(--white);
    margin-bottom: 1.5rem;
}

.about-hero p {
    color: var(--white);
    font-size: 1.2rem;
    opacity: 0.9;
}

.about-content {
    padding: 4rem 0;
}

.about-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    height: 100%;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.about-card h3 {
    color: var(--gray-800);
    margin-bottom: 1.5rem;
}

.about-card p {
    color: var(--gray-600);
    margin-bottom: 0;
}

/* Contacts Page Styles */
.contacts-hero {
    padding-top: 120px;
    padding-bottom: 4rem;
    background: var(--gradient-primary);
    color: var(--white);
    text-align: center;
}

.contacts-hero h1 {
    color: var(--white);
    margin-bottom: 1.5rem;
}

.contacts-hero p {
    color: var(--white);
    font-size: 1.2rem;
    opacity: 0.9;
}

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

.bg-gradient {
    background: var(--gradient-retro);
}

.glassmorphism {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Read More Links */
.read-more {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition-smooth);
}

.read-more:hover {
    color: var(--primary-dark);
    transform: translateX(4px);
}

.read-more::after {
    content: '→';
    transition: var(--transition-smooth);
}

.read-more:hover::after {
    transform: translateX(4px);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 280px;
    }
    
    .pricing-card.featured {
        transform: none;
        margin-top: 2rem;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .social-links {
        flex-direction: row;
        gap: 1rem;
    }
}

@media (max-width: 576px) {
    :root {
        --section-padding: 60px 0;
    }
    
    .section-title {
        margin-bottom: 3rem;
    }
    
    .contact-form,
    .contact-info {
        padding: 2rem;
    }
    
    .portfolio-card .card-content,
    .testimonial-card {
        padding: 2rem 1.5rem;
    }
}

/* Animation Classes */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.animate-fade-in-left {
    animation: fadeInLeft 0.6s ease-out;
}

.animate-fade-in-right {
    animation: fadeInRight 0.6s ease-out;
}

/* Performance Optimizations */
.portfolio-card,
.testimonial-card,
.pricing-card,
.process-step,
.gallery-item {
    will-change: transform;
}

.btn::before {
    will-change: left;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-200);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}