/* CSS Custom Properties */
:root {
    /* Colors */
    --primary: 142 69% 58%; /* #67C93B */
    --primary-dark: 142 69% 48%; /* #52A82F */
    --secondary: 210 11% 98%; /* #F5F7FA */
    --accent: 201 79% 46%; /* #1B73E8 */
    --text-primary: 210 22% 22%; /* #2D3748 */
    --text-secondary: 210 14% 53%; /* #718096 */
    --background: 0 0% 100%; /* #FFFFFF */
    --border: 210 14% 89%; /* #E2E8F0 */
    --success: 142 76% 36%; /* #38A169 */
    --warning: 38 92% 50%; /* #ED8936 */
    --error: 0 84% 60%; /* #E53E3E */
    
    /* Typography */
    --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;
    
    /* Breakpoints */
    --bp-sm: 640px;
    --bp-md: 768px;
    --bp-lg: 1024px;
    --bp-xl: 1280px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: hsl(var(--text-primary));
    background-color: hsl(var(--background));
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    margin-bottom: var(--spacing-4);
    color: hsl(var(--text-primary));
}

h1 { font-size: var(--font-size-5xl); font-weight: 700; }
h2 { font-size: var(--font-size-4xl); font-weight: 600; }
h3 { font-size: var(--font-size-3xl); font-weight: 600; }
h4 { font-size: var(--font-size-2xl); font-weight: 500; }
h5 { font-size: var(--font-size-xl); font-weight: 500; }
h6 { font-size: var(--font-size-lg); font-weight: 500; }

p {
    margin-bottom: var(--spacing-4);
    color: hsl(var(--text-secondary));
}

a {
    color: hsl(var(--accent));
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: hsl(var(--primary));
}

ul {
    list-style: none;
}

/* Container and Layout */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--spacing-3) var(--spacing-6);
    border: none;
    border-radius: var(--spacing-2);
    font-size: var(--font-size-base);
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
}

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

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

.btn-secondary {
    background-color: hsl(var(--text-secondary));
    color: white;
}

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

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

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

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: hsl(var(--text-primary));
    color: white;
    padding: var(--spacing-4);
    z-index: 1000;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.cookie-banner.show {
    transform: translateY(0);
}

.cookie-content {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-4);
}

.cookie-buttons {
    display: flex;
    gap: var(--spacing-2);
    flex-shrink: 0;
}

.cookie-buttons .btn {
    padding: var(--spacing-2) var(--spacing-4);
    font-size: var(--font-size-sm);
}

/* Header */
.header {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.nav-logo {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: hsl(var(--primary));
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.nav-logo i {
    font-size: var(--font-size-2xl);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-8);
}

.nav-link {
    color: hsl(var(--text-primary));
    font-weight: 500;
    transition: color 0.3s ease;
}

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

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

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: hsl(var(--text-primary));
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, hsl(var(--primary) / 0.1), hsl(var(--accent) / 0.1));
    padding: calc(70px + var(--spacing-20)) var(--spacing-4) var(--spacing-20);
    display: flex;
    align-items: center;
    min-height: 80vh;
}

.hero-content {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-16);
    align-items: center;
}

.hero h1 {
    margin-bottom: var(--spacing-6);
    color: hsl(var(--text-primary));
}

.hero p {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-8);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-4);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-icon {
    font-size: 12rem;
    color: hsl(var(--primary));
    opacity: 0.8;
}

/* Section Styles */
section {
    padding: var(--spacing-20) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-16);
}

.section-header h2 {
    margin-bottom: var(--spacing-4);
}

.section-header p {
    font-size: var(--font-size-lg);
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    background-color: hsl(var(--secondary));
}

.about-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-16);
    align-items: start;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-8);
    margin-top: var(--spacing-8);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: hsl(var(--primary));
}

.stat-label {
    font-size: var(--font-size-sm);
    color: hsl(var(--text-secondary));
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-6);
}

.feature {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-4);
}

.feature i {
    font-size: var(--font-size-2xl);
    color: hsl(var(--primary));
    margin-top: var(--spacing-1);
}

.feature h4 {
    margin-bottom: var(--spacing-2);
}

.feature p {
    margin-bottom: 0;
    font-size: var(--font-size-sm);
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-8);
}

.service-card {
    background-color: white;
    padding: var(--spacing-8);
    border-radius: var(--spacing-3);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.service-card i {
    font-size: var(--font-size-4xl);
    color: hsl(var(--primary));
    margin-bottom: var(--spacing-4);
}

.service-card h3 {
    margin-bottom: var(--spacing-4);
}

.service-card p {
    margin-bottom: var(--spacing-6);
}

.service-card ul {
    list-style: none;
}

.service-card li {
    position: relative;
    padding-left: var(--spacing-6);
    margin-bottom: var(--spacing-2);
    color: hsl(var(--text-secondary));
}

.service-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: hsl(var(--success));
    font-weight: bold;
}

/* Reviews Section */
.reviews {
    background-color: hsl(var(--secondary));
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-8);
}

.review-card {
    background-color: white;
    padding: var(--spacing-8);
    border-radius: var(--spacing-3);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.review-stars {
    margin-bottom: var(--spacing-4);
}

.review-stars i {
    color: #ffd700;
    margin-right: var(--spacing-1);
}

.review-card p {
    font-style: italic;
    margin-bottom: var(--spacing-6);
}

.review-author strong {
    color: hsl(var(--text-primary));
    display: block;
}

.review-author span {
    color: hsl(var(--text-secondary));
    font-size: var(--font-size-sm);
}

/* Newsletter Section */
.newsletter {
    background: linear-gradient(135deg, hsl(var(--primary)), hsl(var(--primary-dark)));
    color: white;
}

.newsletter-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.newsletter h2,
.newsletter p {
    color: white;
}

.newsletter-form {
    display: flex;
    gap: var(--spacing-4);
    margin: var(--spacing-8) 0;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.newsletter-form input {
    flex: 1;
    padding: var(--spacing-3) var(--spacing-4);
    border: none;
    border-radius: var(--spacing-2);
    font-size: var(--font-size-base);
}

.newsletter-privacy {
    font-size: var(--font-size-sm);
    opacity: 0.8;
}

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-16);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-8);
}

.contact-item i {
    font-size: var(--font-size-xl);
    color: hsl(var(--primary));
    margin-top: var(--spacing-1);
}

.contact-item h4 {
    margin-bottom: var(--spacing-2);
}

.contact-item p {
    margin-bottom: var(--spacing-1);
}

.contact-item small {
    color: hsl(var(--text-secondary));
    font-size: var(--font-size-sm);
}

.contact-form {
    background-color: hsl(var(--secondary));
    padding: var(--spacing-8);
    border-radius: var(--spacing-3);
}

.form-group {
    margin-bottom: var(--spacing-6);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-3) var(--spacing-4);
    border: 2px solid hsl(var(--border));
    border-radius: var(--spacing-2);
    font-size: var(--font-size-base);
    transition: border-color 0.3s ease;
}

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

/* Footer */
.footer {
    background-color: hsl(var(--text-primary));
    color: white;
    padding: var(--spacing-16) 0 var(--spacing-8);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-8);
    margin-bottom: var(--spacing-12);
}

.footer-section h3,
.footer-section h4 {
    color: white;
    margin-bottom: var(--spacing-4);
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--spacing-6);
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: var(--spacing-2);
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    transition: color 0.3s ease;
}

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

.social-links {
    display: flex;
    gap: var(--spacing-4);
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: background-color 0.3s ease;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: var(--spacing-8);
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 0;
    font-size: var(--font-size-sm);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-icon {
        font-size: 8rem;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-12);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-12);
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-8);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: var(--spacing-8) 0;
        gap: var(--spacing-6);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .hero {
        padding: calc(70px + var(--spacing-12)) var(--spacing-4) var(--spacing-12);
    }
    
    h1 { font-size: var(--font-size-4xl); }
    h2 { font-size: var(--font-size-3xl); }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-4);
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .cookie-content {
        flex-direction: column;
        text-align: center;
    }
    
    .cookie-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-4: 1rem;
    }
    
    .container {
        padding: 0 var(--spacing-3);
    }
    
    section {
        padding: var(--spacing-12) 0;
    }
    
    .hero-icon {
        font-size: 6rem;
    }
    
    .service-card,
    .contact-form {
        padding: var(--spacing-6);
    }
}