/* Modern Landing Page Styles */

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #10b981;
    --accent: #f59e0b;
    --danger: #ef4444;
    --dark: #0f172a;
    --dark-lighter: #1e293b;
    --dark-lightest: #334155;
    --gray: #64748b;
    --light: #f1f5f9;
    --white: #ffffff;
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-hero: linear-gradient(135deg, #667eea 0%, #764ba2 100%, #f093fb 100%);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --glow: 0 0 20px rgba(99, 102, 241, 0.3);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--dark);
    color: var(--light);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.nav.scrolled {
    background: rgba(15, 23, 42, 0.95);
    box-shadow: var(--shadow-lg);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 800;
    text-decoration: none;
    color: var(--white);
}

.logo-icon {
    font-size: 2rem;
    filter: drop-shadow(0 0 10px rgba(99, 102, 241, 0.5));
}

.logo-text {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.nav-link {
    color: var(--light);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-1);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

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

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8rem 0 4rem;
    overflow: hidden;
}

.particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--primary);
    border-radius: 50%;
    opacity: 0.5;
    animation: float 20s infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) translateX(0);
        opacity: 0;
    }
    50% {
        opacity: 0.5;
    }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--primary-light);
    margin-bottom: 2rem;
    backdrop-filter: blur(10px);
}

.badge-icon {
    font-size: 1.25rem;
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
}

.highlight {
    color: var(--accent);
    text-shadow: 0 0 40px rgba(245, 158, 11, 0.5);
}

.hero-description {
    font-size: 1.25rem;
    color: var(--gray);
    margin-bottom: 3rem;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 4rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    border-radius: 12px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, #7c3aed 0%, #6366f1 35%, #22c55e 100%);
    color: var(--white);
    box-shadow: 0 15px 30px rgba(99, 102, 241, 0.5), 0 0 30px rgba(34, 197, 94, 0.25);
    position: relative;
    overflow: hidden;
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.01);
    box-shadow: 0 25px 50px rgba(99, 102, 241, 0.6), 0 0 40px rgba(34, 197, 94, 0.35);
}

/* CTA boost: пульсирующая подсветка и блик */
.btn-cta-boost::after {
    content: '';
    position: absolute;
    top: 0;
    left: -150%;
    width: 50%;
    height: 100%;
    background: linear-gradient(120deg, transparent, rgba(255,255,255,0.35), transparent);
    transform: skewX(-20deg);
    transition: 0.6s;
}
.btn-cta-boost:hover::after {
    left: 150%;
}
.btn-cta-boost {
    animation: ctaPulse 2.4s ease-in-out infinite;
}
@keyframes ctaPulse {
    0%, 100% { box-shadow: 0 15px 30px rgba(99,102,241,0.5), 0 0 30px rgba(34,197,94,0.25); }
    50% { box-shadow: 0 22px 60px rgba(99,102,241,0.7), 0 0 46px rgba(34,197,94,0.35); }
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.125rem;
}

.btn-large-cta {
    padding: 1.25rem 3rem;
    font-size: 1.25rem;
    font-weight: 700;
}

.btn-super-large {
    padding: 1.5rem 4rem;
    font-size: 1.5rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.4);
    transition: all 0.3s ease;
}

.btn-super-large:hover {
    transform: translateY(-4px);
    box-shadow: 0 25px 50px rgba(99, 102, 241, 0.5);
}

.cta-hint {
    margin-top: 1.5rem;
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.8);
    font-style: italic;
}

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

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

.hero-stats {
    display: flex;
    gap: 4rem;
    justify-content: center;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat-value {
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-gradient {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    pointer-events: none;
    z-index: 1;
}

/* Section Styles */
section {
    padding: 6rem 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    margin-bottom: 1rem;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-description {
    font-size: 1.25rem;
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
}

/* Features */
.features {
    background: var(--dark-lighter);
}

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

.feature-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 2.5rem;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.2);
    background: rgba(255, 255, 255, 0.05);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    display: block;
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--white);
}

.feature-description {
    color: var(--gray);
    line-height: 1.8;
}

/* How It Works */
.how-it-works {
    background: var(--dark);
}

.steps {
    display: flex;
    gap: 4rem;
    justify-content: space-between;
    flex-wrap: wrap;
    max-width: 1000px;
    margin: 0 auto;
}

.step {
    flex: 1;
    min-width: 250px;
    text-align: center;
    position: relative;
}

.step::after {
    content: '';
    position: absolute;
    top: 40px;
    right: -2rem;
    width: 4rem;
    height: 2px;
    background: var(--gradient-1);
    opacity: 0.3;
}

.step:last-child::after {
    display: none;
}

.step-number {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--gradient-1);
    color: var(--white);
    font-size: 2.5rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    box-shadow: var(--glow);
}

.step-content {
    text-align: left;
}

.step-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--white);
}

.step-description {
    color: var(--gray);
    line-height: 1.8;
}

/* CTA Section */
.cta {
    background: var(--gradient-hero);
    padding: 8rem 0;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.cta-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    margin-bottom: 1rem;
    color: var(--white);
}

.cta-description {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
}

.main-cta {
    padding: 10rem 0;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Map Section */
.map-section {
    background: var(--dark);
    padding: 6rem 0;
}

.map-container {
    margin-bottom: 3rem;
    position: relative;
}

.map-container::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    background: var(--gradient-1);
    border-radius: 24px;
    opacity: 0.1;
    z-index: -1;
    filter: blur(20px);
}

.russia-map {
    width: 100%;
    height: 500px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
    box-shadow: var(--shadow-xl);
}

.map-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    max-width: 1000px;
}


/* Doctors Section */
.doctors-section {
    background: var(--dark-lighter);
    padding: 6rem 0;
}

.doctors-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.doctors-icon {
    font-size: 5rem;
    margin-bottom: 2rem;
    display: block;
}

.doctors-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    margin-bottom: 1.5rem;
    color: var(--white);
}

.doctors-description {
    font-size: 1.25rem;
    color: var(--gray);
    line-height: 1.8;
    margin-bottom: 3rem;
}

.doctors-benefits {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.doctors-benefit {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    text-align: left;
    transition: all 0.3s ease;
}

.doctors-benefit:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--primary);
    transform: translateX(8px);
}

.benefit-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.doctors-benefit span:not(.benefit-icon) {
    font-size: 1.125rem;
    color: var(--white);
    font-weight: 500;
}

/* Footer */
.footer {
    background: var(--dark-lighter);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.footer-description {
    color: var(--gray);
    line-height: 1.8;
}

.footer-title {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--white);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--gray);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--gray);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: stretch;
    }
    
    .btn {
        justify-content: center;
    }
    
    .hero-stats {
        gap: 2rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .steps {
        flex-direction: column;
    }
    
    .step::after {
        display: none;
    }
    
    .step-content {
        text-align: center;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .btn-super-large {
        padding: 1.25rem 2.5rem;
        font-size: 1.25rem;
        width: 100%;
        justify-content: center;
    }
    
    .doctors-benefits {
        gap: 1rem;
    }
    
    .doctors-benefit {
        padding: 1rem;
    }
    
    .doctors-icon {
        font-size: 4rem;
    }
    
    .main-cta {
        padding: 6rem 0;
    }

    .map-container {
        margin-bottom: 2rem;
    }

    .russia-map {
        height: 400px !important;
        padding: 20px;
    }

    .map-image {
        max-width: 100%;
        height: auto;
    }

}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Loading States */
.loading {
    opacity: 0;
}

.loaded {
    opacity: 1;
    transition: opacity 0.5s ease;
}