/* Основные стили */
:root {
    --primary: #2563EB;
    --primary-dark: #1D4ED8;
    --secondary: #7C3AED;
    --accent: #F59E0B;
    --dark: #1F2937;
    --light: #F9FAFB;
    --gray: #6B7280;
    --success: #10B981;
    --border: #E5E7EB;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --radius: 12px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background: white;
}

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

/* Навигация */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: white;
    padding: 20px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
}

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

.logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    transition: var(--transition);
}

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

.btn-outline {
    padding: 10px 20px;
    border: 2px solid var(--primary);
    border-radius: var(--radius);
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

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

/* Герой-секция */
.hero {
    padding: 150px 0 100px;
    background: linear-gradient(135deg, #F8FAFC 0%, #F1F5F9 100%);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content h1 {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--dark);
}

.hero-subtitle {
    font-size: 18px;
    color: var(--gray);
    margin-bottom: 30px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.btn-primary {
    background: var(--primary);
    color: white;
    padding: 15px 30px;
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    display: inline-block;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-secondary {
    background: white;
    color: var(--primary);
    padding: 15px 30px;
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: 600;
    border: 2px solid var(--primary);
    transition: var(--transition);
}

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

/* Цифровая визитка */
.digital-card {
    background: white;
    border-radius: 20px;
    padding: 30px;
    box-shadow: var(--shadow);
    max-width: 400px;
}

.card-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 30px;
}

.card-avatar {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
}

.card-info h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 5px;
}

.card-info p {
    color: var(--gray);
    font-size: 14px;
}

.card-body {
    margin-bottom: 30px;
}

.card-company, .card-contact {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    color: var(--dark);
}

.card-company i, .card-contact i {
    color: var(--primary);
    width: 20px;
}

.card-qr {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.card-qr img {
    width: 120px;
    height: 120px;
    margin-bottom: 10px;
}

.card-qr p {
    color: var(--gray);
    font-size: 14px;
}

/* Статистика */
.stats {
    padding: 60px 0;
    background: white;
}

.stats .container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

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

.stat-item h3 {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 10px;
}

.stat-item p {
    color: var(--gray);
}

/* Секции */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-header h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--dark);
}

.section-header p {
    font-size: 18px;
    color: var(--gray);
}

/* Особенности */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    background: white;
    padding: 30px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--dark);
}

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

/* Шаги */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.step-card {
    text-align: center;
    padding: 30px;
    background: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.step-number {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    margin: 0 auto 20px;
}

.step-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--dark);
}

.step-card p {
    color: var(--gray);
    font-size: 14px;
    line-height: 1.6;
}

/* Тарифы */
.plans-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.plan-card {
    background: white;
    border-radius: var(--radius);
    padding: 40px 30px;
    box-shadow: var(--shadow);
    position: relative;
    text-align: center;
    transition: var(--transition);
}

.plan-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.plan-card.popular {
    border: 2px solid var(--primary);
    transform: scale(1.05);
}

.plan-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.plan-card h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--dark);
}

.plan-price {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 20px;
}

.plan-description {
    color: var(--gray);
    margin-bottom: 30px;
    font-size: 14px;
}

.plan-features {
    list-style: none;
    margin-bottom: 30px;
    text-align: left;
}

.plan-features li {
    margin-bottom: 10px;
    color: var(--dark);
}

.plan-features i {
    color: var(--success);
    margin-right: 10px;
}

.btn-plan {
    display: block;
    background: var(--primary);
    color: white;
    padding: 15px;
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.btn-plan:hover {
    background: var(--primary-dark);
}

.pricing-footer {
    text-align: center;
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid var(--border);
    color: var(--gray);
}

.pricing-footer a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

/* Отзывы */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.testimonial-card {
    background: white;
    padding: 30px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.testimonial-text {
    margin-bottom: 20px;
    color: var(--dark);
    font-style: italic;
    line-height: 1.6;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.testimonial-author img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.testimonial-author h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 5px;
    color: var(--dark);
}

.testimonial-author p {
    color: var(--gray);
    font-size: 14px;
}

/* CTA */
.cta {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    text-align: center;
    padding: 100px 0;
}

.cta h2 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 20px;
}

.cta p {
    font-size: 18px;
    margin-bottom: 40px;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

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

.cta .btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

/* Футер */
.footer {
    background: var(--dark);
    color: white;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3,
.footer-section h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    color: white;
}

.footer-section p {
    color: #9CA3AF;
    margin-bottom: 10px;
    line-height: 1.6;
}

.footer-section a {
    display: block;
    color: #9CA3AF;
    text-decoration: none;
    margin-bottom: 10px;
    transition: var(--transition);
}

.footer-section a:hover {
    color: white;
}

.footer-section i {
    margin-right: 10px;
    color: var(--primary);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid #374151;
    color: #9CA3AF;
    font-size: 14px;
}

/* Адаптивность */
@media (max-width: 1024px) {
    .hero .container,
    .features-grid,
    .steps-grid,
    .plans-grid,
    .testimonials-grid,
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero-content h1 {
        font-size: 36px;
    }
    
    .stats .container {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .plan-card.popular {
        transform: none;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero-buttons,
    .cta-buttons {
        flex-direction: column;
    }
    
    .stats .container {
        grid-template-columns: 1fr;
    }
    
    section {
        padding: 60px 0;
    }
    
    .section-header h2 {
        font-size: 28px;
    }
    
    .cta h2 {
        font-size: 32px;
    }
}