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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    line-height: 1.2;
}

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

/* Utility Classes */
.text-gradient {
    background: linear-gradient(135deg, #0ea5e9, #d946ef);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.btn-primary {
    display: inline-block;
    background: linear-gradient(135deg, #0ea5e9, #0284c7);
    color: white;
    text-decoration: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(14, 165, 233, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(14, 165, 233, 0.4);
    background: linear-gradient(135deg, #0284c7, #0369a1);
}

.btn-secondary {
    display: inline-block;
    background: white;
    color: #0ea5e9;
    text-decoration: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid #0ea5e9;
    cursor: pointer;
}

.btn-secondary:hover {
    background: #0ea5e9;
    color: white;
    transform: translateY(-2px);
}

.btn-large {
    padding: 16px 32px;
    font-size: 18px;
}

/* Header */
.header {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #0ea5e9, #d946ef);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 20px;
}

.logo-image {
    height: 50px;
    width: auto;
    object-fit: contain;
}

.logo-text {
    font-size: 24px;
    font-weight: bold;
    background: linear-gradient(135deg, #0ea5e9, #d946ef);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav {
    display: flex;
    gap: 32px;
}

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

.nav-link:hover {
    color: #0ea5e9;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.telegram-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #0088cc, #0066aa);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-size: 20px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 136, 204, 0.3);
}

.telegram-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 136, 204, 0.4);
    background: linear-gradient(135deg, #0066aa, #004488);
}

.btn-login {
    color: #666;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.btn-login:hover {
    color: #0ea5e9;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    position: relative;
    background: linear-gradient(135deg, #f0f9ff, #fdf4ff);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.hero-bg-circle {
    position: absolute;
    border-radius: 50%;
    background: rgba(14, 165, 233, 0.1);
    filter: blur(60px);
}

.hero-bg-circle-1 {
    width: 300px;
    height: 300px;
    top: 80px;
    left: 40px;
}

.hero-bg-circle-2 {
    width: 400px;
    height: 400px;
    bottom: 80px;
    right: 40px;
    background: rgba(217, 70, 239, 0.1);
}

.hero-content {
    text-align: center;
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    color: #1f2937;
    margin-bottom: 24px;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #6b7280;
    margin-bottom: 32px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.hero-description {
    font-size: 1.125rem;
    color: #4b5563;
    margin-bottom: 24px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.hero-cta {
    font-size: 1.125rem;
    color: #0ea5e9;
    font-weight: 600;
    margin-bottom: 32px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.hero-benefits {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.125rem;
    color: #374151;
    background: rgba(255, 255, 255, 0.8);
    padding: 12px 20px;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.benefit-dot {
    font-size: 1.2rem;
    flex-shrink: 0;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 64px;
    flex-wrap: wrap;
}

.trust-indicators {
    padding-top: 32px;
    border-top: 1px solid #e5e7eb;
}

.trust-text {
    color: #9ca3af;
    font-size: 0.875rem;
    margin-bottom: 16px;
}

.trust-stats {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 32px;
    flex-wrap: wrap;
}

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

.trust-number {
    display: block;
    font-size: 1.5rem;
    font-weight: bold;
    color: #9ca3af;
}

.trust-label {
    font-size: 0.875rem;
    color: #9ca3af;
}

.trust-separator {
    color: #d1d5db;
}

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

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-title {
    font-size: 2.5rem;
    color: #1f2937;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.25rem;
    color: #6b7280;
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin-bottom: 80px;
}

.feature-card {
    background: white;
    padding: 32px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 16px;
    transition: transform 0.3s ease;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1);
}

.feature-title {
    font-size: 1.25rem;
    color: #1f2937;
    margin-bottom: 12px;
}

.feature-description {
    color: #6b7280;
    line-height: 1.6;
}

/* Comparison Section */
.comparison-section {
    background: linear-gradient(135deg, #f0f9ff, #fdf4ff);
    padding: 48px;
    border-radius: 24px;
}

.comparison-header {
    text-align: center;
    margin-bottom: 48px;
}

.comparison-title {
    font-size: 2rem;
    color: #1f2937;
    margin-bottom: 16px;
}

.comparison-subtitle {
    font-size: 1.125rem;
    color: #6b7280;
}

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

.comparison-card {
    background: white;
    padding: 32px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.comparison-card.leadsastra {
    border: 2px solid #0ea5e9;
}

.comparison-card-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.25rem;
    margin-bottom: 24px;
}

.comparison-card.traditional .comparison-card-title {
    color: #dc2626;
}

.comparison-card.leadsastra .comparison-card-title {
    color: #059669;
}

.comparison-icon {
    font-size: 1.5rem;
}

.comparison-list {
    list-style: none;
}

.comparison-list li {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 12px;
    color: #6b7280;
}

.comparison-list li::before {
    content: "•";
    color: #dc2626;
    font-weight: bold;
}

.comparison-card.leadsastra .comparison-list li::before {
    color: #059669;
}

/* Categories Section */
.categories {
    padding: 80px 0;
    background: linear-gradient(135deg, #f0f9ff, #fdf4ff);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-bottom: 48px;
}

.category-card {
    background: white;
    padding: 24px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
}

.category-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.category-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.category-icon {
    font-size: 2rem;
    transition: transform 0.3s ease;
}

.category-card:hover .category-icon {
    transform: scale(1.1);
}

.category-stats {
    text-align: right;
}

.category-leads {
    font-size: 1.125rem;
    font-weight: 600;
    color: #0ea5e9;
}

.category-label {
    font-size: 0.875rem;
    color: #9ca3af;
}

.category-title {
    font-size: 1.25rem;
    color: #1f2937;
    margin-bottom: 8px;
}

.category-description {
    color: #6b7280;
    font-size: 0.875rem;
    margin-bottom: 16px;
    line-height: 1.5;
}

.category-btn {
    display: block;
    width: 100%;
    background: #f0f9ff;
    color: #0ea5e9;
    text-align: center;
    padding: 8px 16px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.category-btn:hover {
    background: #0ea5e9;
    color: white;
}

/* Category Highlight */
.category-highlight {
    background: linear-gradient(135deg, #0ea5e9, #d946ef);
    padding: 48px;
    border-radius: 24px;
    color: white;
    text-align: center;
}

.category-highlight-content {
    max-width: 800px;
    margin: 0 auto;
}

.category-highlight-title {
    font-size: 2rem;
    margin-bottom: 16px;
}

.category-highlight-subtitle {
    font-size: 1.125rem;
    opacity: 0.9;
    margin-bottom: 32px;
    line-height: 1.6;
}

.category-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

.category-stat {
    background: rgba(255, 255, 255, 0.2);
    padding: 24px;
    border-radius: 12px;
}

.category-stat-number {
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 4px;
}

.category-stat-label {
    font-size: 0.875rem;
    opacity: 0.8;
}

/* Pricing Section */
.pricing {
    padding: 80px 0;
    background: white;
}

.pricing-content {
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card-main {
    background: linear-gradient(135deg, #0ea5e9, #d946ef);
    padding: 32px;
    border-radius: 20px;
    color: white;
    text-align: center;
    margin-bottom: 32px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.pricing-title {
    font-size: 2rem;
    margin-bottom: 16px;
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 8px;
    margin-bottom: 8px;
}

.pricing-currency {
    font-size: 2rem;
}

.pricing-amount {
    font-size: 3rem;
    font-weight: bold;
}

.pricing-period {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: 32px;
}

.pricing-features {
    background: rgba(255, 255, 255, 0.15);
    padding: 24px;
    border-radius: 12px;
    margin-bottom: 24px;
}

.pricing-features-title {
    font-size: 1.125rem;
    margin-bottom: 16px;
    font-weight: 600;
}

.pricing-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
    text-align: left;
}

.pricing-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
}

.pricing-feature i {
    color: #10b981;
    font-size: 1rem;
    flex-shrink: 0;
    background: rgba(16, 185, 129, 0.2);
    padding: 4px;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pricing-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin-bottom: 48px;
}

.pricing-info-card {
    background: white;
    padding: 32px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.pricing-info-icon {
    font-size: 3rem;
    margin-bottom: 16px;
}

.pricing-info-title {
    font-size: 1.25rem;
    color: #1f2937;
    margin-bottom: 8px;
}

.pricing-info-subtitle {
    color: #6b7280;
    margin-bottom: 24px;
}

.pricing-info-list {
    text-align: left;
}

.pricing-info-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid #f3f4f6;
}

.pricing-info-item:last-child {
    border-bottom: none;
}

.pricing-info-label {
    color: #6b7280;
}

.pricing-info-value {
    font-weight: 600;
    color: #0ea5e9;
}

.pricing-payment-methods {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.payment-method {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: #f9fafb;
    border-radius: 8px;
}

.payment-method i {
    color: #0ea5e9;
}

/* How It Works */
.how-it-works {
    background: #f9fafb;
    padding: 48px;
    border-radius: 24px;
}

.how-it-works-title {
    text-align: center;
    font-size: 2rem;
    color: #1f2937;
    margin-bottom: 48px;
}

.how-it-works-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
}

.how-it-works-step {
    text-align: center;
}

.step-number {
    width: 64px;
    height: 64px;
    background: #0ea5e9;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 auto 16px;
}

.step-title {
    font-size: 1.25rem;
    color: #1f2937;
    margin-bottom: 8px;
}

.step-description {
    color: #6b7280;
    line-height: 1.6;
}

/* Footer */
.footer {
    background: #1f2937;
    color: white;
    padding: 64px 0 32px;
}

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

.footer-main {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand {
    max-width: 400px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.footer-description {
    color: #9ca3af;
    margin-bottom: 24px;
    line-height: 1.6;
}

.footer-social {
    display: flex;
    gap: 16px;
}

.social-link {
    color: #9ca3af;
    font-size: 1.25rem;
    transition: color 0.3s ease;
}

.social-link:hover {
    color: #0ea5e9;
}

.footer-links-title {
    font-size: 1.125rem;
    margin-bottom: 16px;
}

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

.footer-links-list li {
    margin-bottom: 8px;
}

.footer-links-list a {
    color: #9ca3af;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links-list a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-copyright {
    color: #9ca3af;
    font-size: 0.875rem;
}

.footer-badges {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.footer-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #9ca3af;
    font-size: 0.875rem;
}

.footer-badge i {
    color: #0ea5e9;
}

/* Sample Lead Section */
.sample-lead-section {
    padding: 80px 0;
    background: #f8fafc;
}

.sample-leads-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.sample-lead-card {
    background: white;
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    border: 1px solid #e5e7eb;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.sample-lead-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
}

.sample-lead-header {
    background: linear-gradient(135deg, #0ea5e9, #d946ef);
    padding: 16px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
}

.sample-lead-badge {
    background: rgba(255, 255, 255, 0.25);
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    backdrop-filter: blur(10px);
}

.sample-lead-category {
    color: white;
    font-weight: 700;
    font-size: 0.9rem;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.sample-lead-content {
    padding: 20px 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.sample-lead-field {
    display: flex;
    margin-bottom: 12px;
    align-items: flex-start;
    padding: 8px 0;
    border-bottom: 1px solid #f3f4f6;
}

.sample-lead-field:last-child {
    margin-bottom: 0;
    border-bottom: none;
}

.field-label {
    font-weight: 600;
    color: #374151;
    min-width: 100px;
    margin-right: 12px;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.field-value {
    color: #4b5563;
    flex: 1;
    word-break: break-word;
    font-size: 0.9rem;
    line-height: 1.4;
}

.sample-lead-footer {
    background: #f8fafc;
    padding: 24px 30px;
    text-align: center;
    border-top: 1px solid #e5e7eb;
    max-width: 1200px;
    margin: 0 auto;
    border-radius: 16px;
    margin-top: 32px;
}

.sample-lead-note {
    font-size: 0.875rem;
    color: #6b7280;
    margin-bottom: 16px;
    font-style: italic;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav {
        display: none;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .hero-benefits {
        flex-direction: column;
        gap: 16px;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .trust-stats {
        flex-direction: column;
        gap: 16px;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .comparison-grid {
        grid-template-columns: 1fr;
    }
    
    .categories-grid {
        grid-template-columns: 1fr;
    }
    
    .category-stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-features-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-info-grid {
        grid-template-columns: 1fr;
    }
    
    .how-it-works-steps {
        grid-template-columns: 1fr;
    }
    
    .footer-main {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-badges {
        justify-content: center;
    }
    
    .sample-leads-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin: 0 20px 2rem 20px;
    }
    
    .sample-lead-card {
        margin: 0;
    }
    
    .sample-lead-header {
        flex-direction: column;
        gap: 12px;
        text-align: center;
        padding: 16px;
    }
    
    .sample-lead-content {
        padding: 20px;
    }
    
    .sample-lead-field {
        flex-direction: column;
        gap: 4px;
    }
    
    .field-label {
        min-width: auto;
        margin-right: 0;
    }
    
    .sample-lead-footer {
        padding: 16px 20px;
        margin: 0 20px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .pricing-card-main {
        padding: 32px 24px;
    }
    
    .pricing-amount {
        font-size: 3rem;
    }
    
    .category-highlight {
        padding: 32px 24px;
    }
    
    .comparison-section {
        padding: 32px 24px;
    }
    
    .how-it-works {
        padding: 32px 24px;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeIn 0.6s ease-out;
}

.animate-slide-up {
    animation: slideUp 0.6s ease-out;
}

/* Smooth scrolling for anchor links */
html {
    scroll-behavior: smooth;
}

/* Focus styles for accessibility */
.btn-primary:focus,
.btn-secondary:focus,
.nav-link:focus {
    outline: 2px solid #0ea5e9;
    outline-offset: 2px;
}