/* PETSERA STYLES */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
}

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

/* Header */
.header {
    background: #fff;
    border-bottom: 1px solid #eee;
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: #333;
    font-size: 24px;
    font-weight: bold;
}

.logo-icon {
    font-size: 32px;
}

.nav {
    display: flex;
    gap: 30px;
}

.nav a {
    text-decoration: none;
    color: #666;
    font-weight: 500;
    transition: color 0.3s;
}

.nav a:hover {
    color: #2563eb;
}

.header-buttons {
    display: flex;
    gap: 15px;
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary {
    background: #2563eb;
    color: #fff;
}

.btn-primary:hover {
    background: #1d4ed8;
}

.btn-secondary {
    background: transparent;
    color: #333;
    border: 2px solid #ddd;
}

.btn-secondary:hover {
    border-color: #2563eb;
    color: #2563eb;
}

/* Hero */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 80px 0;
    text-align: center;
}

.hero h1 {
    font-size: 48px;
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 20px;
    margin-bottom: 40px;
}

.city-select-wrapper {
    margin-top: 30px;
}

.city-select {
    padding: 15px 30px;
    font-size: 18px;
    border: none;
    border-radius: 8px;
    min-width: 300px;
    cursor: pointer;
}

/* Services */
.services {
    padding: 80px 0;
}

.services h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.service-card {
    background: #fff;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    text-align: center;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.service-icon {
    font-size: 64px;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 24px;
    margin-bottom: 10px;
}

.service-card p {
    color: #666;
    margin-bottom: 15px;
}

.service-price {
    display: inline-block;
    background: #f0f9ff;
    color: #2563eb;
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
}

/* How it works */
.how-works {
    background: #f8fafc;
    padding: 80px 0;
}

.how-works h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
}

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

.step {
    text-align: center;
}

.step-number {
    width: 60px;
    height: 60px;
    background: #2563eb;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: bold;
    margin: 0 auto 20px;
}

.step h3 {
    font-size: 22px;
    margin-bottom: 10px;
}

.step p {
    color: #666;
}

/* Features */
.features {
    padding: 80px 0;
}

.features h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature {
    padding: 30px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 15px;
}

.feature h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

.feature p {
    color: #666;
}

/* Footer */
.footer {
    background: #1e293b;
    color: #fff;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    margin-bottom: 15px;
    font-size: 18px;
}

.footer-section a {
    display: block;
    color: #94a3b8;
    text-decoration: none;
    margin-bottom: 10px;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: #fff;
}

.footer-section p {
    color: #94a3b8;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid #334155;
    color: #94a3b8;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: #fff;
    padding: 40px;
    border-radius: 12px;
    max-width: 500px;
    width: 90%;
    position: relative;
}

.close {
    position: absolute;
    right: 20px;
    top: 20px;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    color: #aaa;
}

.close:hover {
    color: #000;
}

.modal-content h2 {
    margin-bottom: 25px;
    font-size: 28px;
}

.modal-content form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.modal-content input {
    padding: 15px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 16px;
}

.modal-content input:focus {
    outline: none;
    border-color: #2563eb;
}

/* Responsive */
@media (max-width: 768px) {
    .nav {
        display: none;
    }
    
    .hero h1 {
        font-size: 32px;
    }
    
    .services-grid,
    .steps,
    .features-grid {
        grid-template-columns: 1fr;
    }
}