/* CSS Custom Properties */
:root {
    --primary-color: 214 100% 47%; /* #2563eb */
    --secondary-color: 142 76% 36%; /* #22c55e */
    --accent-color: 38 92% 50%; /* #f59e0b */
    --text-primary: 222 84% 5%; /* #111827 */
    --text-secondary: 220 9% 46%; /* #6b7280 */
    --background: 210 11% 98%; /* #f8fafc */
    --surface: 0 0% 100%; /* #ffffff */
    --border: 220 13% 91%; /* #e5e7eb */
    --gradient: linear-gradient(135deg, hsl(var(--primary-color)), hsl(var(--secondary-color)));
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: hsl(var(--text-primary));
    background-color: hsl(var(--background));
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

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

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 3rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
    color: hsl(var(--text-secondary));
}

/* Buttons */
.btn-primary, .btn-secondary {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
}

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

.btn-primary:hover {
    background: hsl(214 100% 40%);
    transform: translateY(-2px);
}

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

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

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: hsl(var(--surface));
    border-top: 1px solid hsl(var(--border));
    padding: 20px;
    z-index: 1000;
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.1);
}

.cookie-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    gap: 20px;
}

.cookie-buttons {
    display: flex;
    gap: 10px;
}

.cookie-banner.hidden {
    display: none;
}

/* Cookie Modal */
.cookie-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1001;
}

.cookie-modal.active {
    display: flex;
}

.cookie-modal-content {
    background: hsl(var(--surface));
    padding: 30px;
    border-radius: 12px;
    max-width: 500px;
    width: 90%;
}

.cookie-category {
    margin: 15px 0;
}

.cookie-category label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.cookie-modal-buttons {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

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

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-brand a {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: hsl(var(--primary-color));
    text-decoration: none;
}

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

.nav-link {
    color: hsl(var(--text-primary));
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

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

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

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: var(--gradient);
    color: white;
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
}

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

.hero-buttons .btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    border-color: white;
    color: white;
}

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

/* Services Section */
.services {
    padding: 80px 0;
    background: hsl(var(--surface));
}

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

.service-card {
    text-align: center;
    padding: 2rem;
    border-radius: 12px;
    background: hsl(var(--background));
    border: 1px solid hsl(var(--border));
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.service-icon {
    margin-bottom: 1.5rem;
}

/* About Section */
.about {
    padding: 80px 0;
    background: hsl(var(--background));
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.stat {
    text-align: center;
}

.stat h3 {
    font-size: 2.5rem;
    color: hsl(var(--primary-color));
    margin-bottom: 0.5rem;
}

/* Benefits Section */
.benefits {
    padding: 80px 0;
    background: hsl(var(--surface));
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.benefit-item {
    text-align: center;
    padding: 2rem 1rem;
}

.benefit-icon {
    margin-bottom: 1rem;
}

/* Reviews Section */
.reviews {
    padding: 80px 0;
    background: hsl(var(--background));
}

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

.review-card {
    background: hsl(var(--surface));
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid hsl(var(--border));
}

.stars {
    color: hsl(var(--accent-color));
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.reviewer {
    margin-top: 1.5rem;
    border-top: 1px solid hsl(var(--border));
    padding-top: 1rem;
}

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

.reviewer span {
    color: hsl(var(--text-secondary));
    font-size: 0.9rem;
}

/* Newsletter Section */
.newsletter {
    padding: 80px 0;
    background: var(--gradient);
    color: white;
    text-align: center;
}

.newsletter-form {
    display: flex;
    gap: 1rem;
    max-width: 500px;
    margin: 0 auto;
}

.newsletter-form input {
    flex: 1;
    padding: 12px 16px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
}

.newsletter-form input:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background: hsl(var(--surface));
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.contact-icon {
    flex-shrink: 0;
}

.contact-form {
    background: hsl(var(--background));
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid hsl(var(--border));
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 12px 16px;
    margin-bottom: 1rem;
    border: 1px solid hsl(var(--border));
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: hsl(var(--primary-color));
    box-shadow: 0 0 0 3px hsl(var(--primary-color) / 0.1);
}

/* Footer */
.footer {
    background: hsl(var(--text-primary));
    color: white;
    padding: 60px 0 20px;
}

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

.footer-section h3 {
    color: white;
    margin-bottom: 1rem;
}

.footer-section h4 {
    color: hsl(var(--secondary-color));
    margin-bottom: 1rem;
}

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

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

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: hsl(var(--secondary-color));
}

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

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

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 2rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: hsl(var(--surface));
        flex-direction: column;
        justify-content: start;
        align-items: center;
        padding-top: 2rem;
        transition: left 0.3s ease;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(-45deg) translate(-5px, 6px);
    }

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

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(45deg) translate(-5px, -6px);
    }

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

    .hero h1 {
        font-size: 2rem;
    }

    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }

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

    .stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
    }

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

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

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

    .cookie-content {
        flex-direction: column;
        text-align: center;
    }

    .cookie-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }

    .cookie-modal-buttons {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .navbar {
        padding: 1rem 15px;
    }

    .hero {
        padding: 100px 0 60px;
    }

    .services,
    .about,
    .benefits,
    .reviews,
    .newsletter,
    .contact {
        padding: 60px 0;
    }

    h1 {
        font-size: 1.8rem;
    }

    h2 {
        font-size: 1.6rem;
    }

    .stats {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

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

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

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid hsl(var(--primary-color));
    border-radius: 50%;
    animation: spin 1s linear infinite;
    transform: translate(-50%, -50%);
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}