:root {
    --primary: #0a0e27;
    --accent: #ff6b35;
    --accent-hover: #ff4d1a;
    --text: #2d3748;
    --text-light: #718096;
    --text-muted: #a0aec0;
    
    --white: #ffffff;
    --bg-main: #fafbfc;
    --bg-card: #ffffff;
    --bg-alt: #f7fafc;
    --border: #e2e8f0;
    
    --shadow: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
    
    --radius: 12px;
    --transition: 0.25s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-main);
    color: var(--text);
    line-height: 1.7;
    font-size: 16px;
}

/* Header */
.header {
    background: var(--white);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(8px);
}

.header-content {
    max-width: 1280px;
    margin: 0 auto;
    padding: 20px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 26px;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
    letter-spacing: -0.5px;
}

.nav {
    display: flex;
    gap: 40px;
}

.nav a {
    color: var(--text-light);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: color var(--transition);
}

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

.header-phone {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    padding: 10px 20px;
    border: 2px solid var(--border);
    border-radius: 8px;
    transition: all var(--transition);
}

.header-phone:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text);
    cursor: pointer;
}

/* Hero */
.hero {
    background: var(--primary);
    padding: 120px 24px;
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 1280px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 64px;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 24px;
    line-height: 1.1;
    letter-spacing: -2px;
    text-align: left;
}

.hero-subtitle {
    font-size: 20px;
    color: rgba(255,255,255,0.8);
    margin-bottom: 48px;
    max-width: 560px;
    text-align: left;
}

.hero-features {
    list-style: none;
    margin-bottom: 40px;
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--white);
    font-size: 16px;
    font-weight: 500;
}

.hero-feature i {
    color: var(--accent);
    font-size: 20px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn {
    padding: 16px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all var(--transition);
    border: none;
    cursor: pointer;
}

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

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(255,107,53,0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255,255,255,0.3);
}

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

/* Sections */
.section {
    padding: 100px 24px;
}

.section-light {
    background: var(--white);
}

.container {
    max-width: 1280px;
    margin: 0 auto;
}

.section-header {
    margin-bottom: 72px;
    text-align: left;
}

.section-title {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 16px;
    letter-spacing: -1px;
    text-align: left;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-light);
    text-align: left;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 40px 32px;
    transition: all var(--transition);
    text-align: left;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent);
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: var(--accent);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--white);
    margin-bottom: 24px;
}

.feature-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 12px;
    text-align: left;
}

.feature-description {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.7;
    text-align: left;
}

/* Advantages */
.advantages {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 48px;
}

.advantage {
    text-align: left;
}

.advantage-number {
    font-size: 56px;
    font-weight: 800;
    color: var(--accent);
    margin-bottom: 12px;
}

.advantage-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 8px;
    text-align: left;
}

.advantage-text {
    font-size: 15px;
    color: var(--text-light);
    text-align: left;
}

/* Process */
.process {
    background: var(--bg-alt);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 40px;
}

.process-step {
    text-align: left;
    position: relative;
}

.process-step-number {
    width: 56px;
    height: 56px;
    background: var(--accent);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    margin: 0 0 20px 0;
}

.process-step-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 12px;
    text-align: left;
}

.process-step-text {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.7;
    text-align: left;
}

/* Pricing */
.pricing {
    background: var(--white);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.pricing-card {
    background: var(--bg-card);
    border: 2px solid var(--border);
    border-radius: var(--radius);
    padding: 48px 32px;
    text-align: left;
    transition: all var(--transition);
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
    border-color: var(--accent);
    background: var(--primary);
}

.pricing-card.featured::before {
    content: 'Popular';
    position: absolute;
    top: -12px;
    left: 32px;
    background: var(--accent);
    color: var(--white);
    padding: 4px 20px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

.pricing-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 16px;
    text-align: left;
}

.pricing-card.featured .pricing-title {
    color: var(--white);
}

.pricing-price {
    font-size: 48px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 32px;
    text-align: left;
}

.pricing-card.featured .pricing-price {
    color: var(--white);
}

.pricing-price span {
    font-size: 16px;
    font-weight: 400;
    color: var(--text-light);
    display: block;
    margin-top: 8px;
}

.pricing-card.featured .pricing-price span {
    color: rgba(255,255,255,0.7);
}

.pricing-features {
    list-style: none;
    margin-bottom: 32px;
    text-align: left;
}

.pricing-features li {
    padding: 12px 0;
    font-size: 15px;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 12px;
}

.pricing-card.featured .pricing-features li {
    color: rgba(255,255,255,0.9);
}

.pricing-features i {
    color: var(--accent);
    font-size: 16px;
}

/* Testimonials */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 32px;
}

.testimonial {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    text-align: left;
}

.testimonial-rating {
    color: #fbbf24;
    margin-bottom: 20px;
    font-size: 16px;
    text-align: left;
}

.testimonial-text {
    font-size: 15px;
    line-height: 1.8;
    color: var(--text);
    margin-bottom: 24px;
    text-align: left;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
}

.testimonial-avatar {
    width: 48px;
    height: 48px;
    background: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 600;
    font-size: 14px;
}

.testimonial-name {
    font-weight: 600;
    font-size: 15px;
    color: var(--text);
    text-align: left;
}

.testimonial-role {
    font-size: 14px;
    color: var(--text-light);
    text-align: left;
}

/* Footer */
.footer {
    background: var(--primary);
    color: var(--white);
    padding: 72px 24px 32px;
}

.footer-content {
    max-width: 1280px;
    margin: 0 auto 48px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 48px;
}

.footer-section {
    text-align: left;
}

.footer-section h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--white);
    text-align: left;
}

.footer-section p {
    line-height: 1.8;
    color: rgba(255,255,255,0.7);
    font-size: 15px;
    text-align: left;
}

.footer-section a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 0;
    font-size: 15px;
    transition: color var(--transition);
}

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

.footer-bottom {
    max-width: 1280px;
    margin: 0 auto;
    padding-top: 32px;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.5);
    font-size: 14px;
    text-align: left;
}

/* Floating Buttons */
.floating-buttons {
    position: fixed;
    bottom: 32px;
    right: 32px;
    z-index: 50;
}

.floating-btn {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--white);
    font-size: 20px;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition);
}

.floating-btn.phone {
    background: var(--accent);
}

.floating-btn:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 12px 40px rgba(255,107,53,0.4);
}

/* Mobile */
@media (max-width: 768px) {
    .nav {
        position: fixed;
        top: 72px;
        left: -100%;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 32px 24px;
        box-shadow: var(--shadow-lg);
        transition: left var(--transition);
        gap: 20px;
    }
    
    .nav.active {
        left: 0;
    }
    
    .header-phone {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero {
        padding: 80px 24px;
    }
    
    .hero-title {
        font-size: 40px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .section {
        padding: 64px 24px;
    }
    
    .section-title {
        font-size: 36px;
    }
    
    .features-grid,
    .pricing-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .advantages {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .process-steps {
        grid-template-columns: 1fr;
    }
    
    .cta-title {
        font-size: 32px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}