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

:root {
    /* Telegram Blue */
    --telegram-blue: #0088cc;
    --telegram-blue-dark: #006699;
    --telegram-blue-light: #54a9eb;
    
    /* Notion Colors */
    --notion-black: #2f3437;
    --notion-gray: #37352f;
    --notion-gray-light: #787774;
    --notion-white: #ffffff;
    --notion-bg: #fafafa;
    
    /* Accent Colors */
    --success-green: #00c896;
    --warning-orange: #ff6b35;
    --text-primary: var(--notion-black);
    --text-secondary: var(--notion-gray-light);
    
    /* Spacing */
    --section-padding: 120px 0;
    --container-padding: 0 24px;
    --border-radius: 12px;
    --shadow: 0 8px 32px rgba(47, 52, 55, 0.12);
    --shadow-hover: 0 16px 48px rgba(47, 52, 55, 0.16);
    
    /* Typography */
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    color: var(--text-primary);
    line-height: 1.6;
    background-color: var(--notion-white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--container-padding);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(47, 52, 55, 0.1);
    z-index: 1000;
    padding: 16px 0;
}

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

.nav-brand {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    text-decoration: none;
}

.nav-brand a {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: inherit;
    transition: opacity 0.2s ease;
}

.nav-brand a:hover {
    opacity: 0.8;
}

.logo {
    width: 32px;
    height: 32px;
    object-fit: contain;
    border-radius: 50%;
}

.brand-text {
    font-size: 20px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: var(--font-weight-medium);
    transition: color 0.3s ease;
}

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

.cta-button {
    background: var(--telegram-blue);
    color: white !important;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    transition: all 0.3s ease;
}

.cta-button:hover {
    background: var(--telegram-blue-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.lang-switch {
    background-color: var(--telegram-blue);
    color: white !important;
    font-weight: var(--font-weight-semibold);
    padding: 8px 16px !important;
    border-radius: var(--border-radius);
    transition: background-color 0.2s ease;
}

.lang-switch:hover {
    background-color: var(--telegram-blue-dark) !important;
    color: white !important;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 3px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    padding: 140px 0 80px;
    background: linear-gradient(135deg, var(--notion-bg) 0%, var(--notion-white) 100%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.hero h1 {
    font-size: 56px;
    font-weight: var(--font-weight-bold);
    line-height: 1.1;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.highlight {
    background: linear-gradient(135deg, var(--telegram-blue), var(--telegram-blue-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.5;
}

.hero-stats {
    display: flex;
    gap: 32px;
    margin-bottom: 40px;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 32px;
    font-weight: var(--font-weight-bold);
    color: var(--telegram-blue);
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: var(--font-weight-medium);
}

.hero-cta {
    display: flex;
    gap: 16px;
    align-items: center;
    margin-bottom: 32px;
}

.primary-button {
    background: var(--telegram-blue);
    color: white;
    padding: 16px 32px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    font-size: 16px;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

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

.secondary-button {
    background: transparent;
    color: var(--text-primary);
    padding: 16px 32px;
    border: 2px solid rgba(47, 52, 55, 0.2);
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    font-size: 16px;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.secondary-button:hover {
    border-color: var(--telegram-blue);
    color: var(--telegram-blue);
    transform: translateY(-2px);
}

.play-icon {
    width: 16px;
    height: 16px;
    background: var(--telegram-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 10px;
}

.hero-trust {
    background: rgba(0, 136, 204, 0.1);
    padding: 16px 24px;
    border-radius: var(--border-radius);
    border-left: 4px solid var(--telegram-blue);
}

.trust-text {
    color: var(--telegram-blue-dark);
    font-weight: var(--font-weight-medium);
}

/* Hero Visual */
.mockup-container {
    display: flex;
    align-items: center;
    gap: 24px;
    position: relative;
}

.telegram-mockup,
.notion-mockup {
    background: white;
    border-radius: 16px;
    padding: 24px;
    box-shadow: var(--shadow);
    flex: 1;
    max-width: 280px;
}

.telegram-header,
.notion-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
}

.telegram-icon {
    color: var(--telegram-blue);
}

.notion-icon {
    color: var(--notion-black);
}

.telegram-message {
    display: flex;
    gap: 12px;
    margin-bottom: 12px;
}

.message-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(0, 136, 204, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
}

.message-content {
    flex: 1;
}

.message-text {
    background: rgba(47, 52, 55, 0.05);
    padding: 12px;
    border-radius: 12px;
    margin-bottom: 8px;
    font-size: 14px;
    color: var(--text-primary);
}

.message-file {
    background: rgba(0, 136, 204, 0.1);
    color: var(--telegram-blue-dark);
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 12px;
    display: inline-block;
}

.bot-message .message-avatar {
    background: rgba(0, 200, 150, 0.1);
}

.bot-message .message-text {
    background: rgba(0, 200, 150, 0.1);
    color: var(--success-green);
}

.arrow-connector {
    font-size: 24px;
    color: var(--telegram-blue);
    font-weight: bold;
}

.notion-page {
    background: rgba(47, 52, 55, 0.02);
    padding: 16px;
    border-radius: 8px;
}

.notion-page h3 {
    margin-bottom: 8px;
    color: var(--text-primary);
    font-size: 16px;
}

.notion-page p {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 12px;
}

.notion-file {
    background: rgba(0, 136, 204, 0.1);
    color: var(--telegram-blue-dark);
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 12px;
    margin-bottom: 12px;
    display: inline-block;
}

.notion-meta {
    display: flex;
    gap: 16px;
    font-size: 12px;
    color: var(--text-secondary);
}

/* Social Proof */
.social-proof {
    padding: var(--section-padding);
    background: var(--notion-white);
}

.social-proof h2 {
    text-align: center;
    font-size: 40px;
    font-weight: var(--font-weight-bold);
    margin-bottom: 64px;
    color: var(--text-primary);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
}

.testimonial {
    background: white;
    padding: 32px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
}

.testimonial:hover {
    transform: translateY(-4px);
}

.testimonial-content p {
    font-size: 18px;
    color: var(--text-primary);
    margin-bottom: 24px;
    line-height: 1.6;
    font-style: italic;
}

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

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(0, 136, 204, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.author-name {
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    display: block;
}

.author-role {
    color: var(--text-secondary);
    font-size: 14px;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-header h2 {
    font-size: 40px;
    font-weight: var(--font-weight-bold);
    margin-bottom: 16px;
    color: var(--text-primary);
}

.section-header p {
    font-size: 20px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Features */
.features {
    padding: var(--section-padding);
    background: var(--notion-bg);
}

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

.feature-card {
    background: white;
    padding: 32px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 24px;
    display: block;
}

.feature-card h3 {
    font-size: 24px;
    font-weight: var(--font-weight-semibold);
    margin-bottom: 16px;
    color: var(--text-primary);
}

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

/* Use Cases */
.use-cases {
    padding: var(--section-padding);
    background: var(--notion-white);
}

.use-cases-tabs {
    max-width: 1000px;
    margin: 0 auto;
}

.tab-buttons {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 48px;
}

.tab-button {
    padding: 12px 24px;
    border: 2px solid rgba(47, 52, 55, 0.2);
    background: transparent;
    border-radius: var(--border-radius);
    font-weight: var(--font-weight-medium);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
}

.tab-button.active,
.tab-button:hover {
    border-color: var(--telegram-blue);
    color: var(--telegram-blue);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.use-case-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.use-case-text h3 {
    font-size: 32px;
    font-weight: var(--font-weight-bold);
    margin-bottom: 24px;
    color: var(--text-primary);
}

.use-case-list {
    list-style: none;
    margin-bottom: 32px;
}

.use-case-list li {
    padding: 8px 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 24px;
}

.use-case-list li::before {
    content: "✅";
    position: absolute;
    left: 0;
}

.use-case-stat {
    background: rgba(0, 136, 204, 0.1);
    padding: 16px 24px;
    border-radius: var(--border-radius);
    border-left: 4px solid var(--telegram-blue);
}

.stat-highlight {
    color: var(--telegram-blue);
    font-weight: var(--font-weight-bold);
}

.use-case-mockup {
    background: white;
    border-radius: var(--border-radius);
    padding: 24px;
    box-shadow: var(--shadow);
}

.mockup-header {
    font-weight: var(--font-weight-semibold);
    margin-bottom: 16px;
    color: var(--text-primary);
    border-bottom: 2px solid rgba(47, 52, 55, 0.1);
    padding-bottom: 12px;
}

.mockup-item {
    padding: 12px;
    margin-bottom: 8px;
    background: rgba(47, 52, 55, 0.05);
    border-radius: 8px;
    color: var(--text-secondary);
}

/* Benefits */
.benefits {
    padding: var(--section-padding);
    background: var(--notion-bg);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.benefit-card {
    background: white;
    padding: 32px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
}

.benefit-card:hover {
    transform: translateY(-4px);
}

.benefit-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

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

.benefit-card h3 {
    font-size: 24px;
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
}

.benefit-card p {
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.6;
}

.benefit-highlight {
    color: var(--telegram-blue);
    font-weight: var(--font-weight-semibold);
    font-size: 14px;
}

/* How It Works */
.how-it-works {
    padding: var(--section-padding);
    background: var(--notion-white);
}

.steps-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 32px;
    margin-bottom: 48px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.step {
    text-align: center;
    flex: 1;
    max-width: 250px;
}

.step-number {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--telegram-blue);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: var(--font-weight-bold);
    margin: 0 auto 24px;
}

.step h3 {
    font-size: 20px;
    font-weight: var(--font-weight-semibold);
    margin-bottom: 12px;
    color: var(--text-primary);
}

.step p {
    color: var(--text-secondary);
    line-height: 1.5;
}

.step-arrow {
    font-size: 24px;
    color: var(--telegram-blue);
    font-weight: bold;
}

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

.demo-button {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px;
    background: rgba(0, 136, 204, 0.1);
    color: var(--telegram-blue);
    border: 2px solid var(--telegram-blue);
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    transition: all 0.3s ease;
}

.demo-button:hover {
    background: var(--telegram-blue);
    color: white;
    transform: translateY(-2px);
}

/* Pricing */
.pricing {
    padding: var(--section-padding);
    background: var(--notion-bg);
}

.pricing-cards {
    display: flex;
    gap: 32px;
    justify-content: center;
    align-items: flex-end;
    margin-bottom: 64px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.pricing-card {
    background: white;
    padding: 40px 32px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
    flex: 1;
    position: relative;
    /* Remove problematic transitions for pricing cards */
}

/* .pricing-card:hover {
    box-shadow: var(--shadow-hover);
} */

.pricing-card.featured {
    border: 3px solid var(--telegram-blue);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--telegram-blue);
    color: white;
    padding: 8px 16px;
    border-radius: 16px;
    font-size: 12px;
    font-weight: var(--font-weight-semibold);
}

.pricing-header h3 {
    font-size: 24px;
    font-weight: var(--font-weight-semibold);
    margin-bottom: 16px;
    color: var(--text-primary);
}

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

.currency {
    font-size: 24px;
    color: var(--text-secondary);
}

.amount {
    font-size: 48px;
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
}

.price-description {
    color: var(--text-secondary);
    margin-bottom: 32px;
}

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

.pricing-features li {
    padding: 8px 0;
    color: var(--text-secondary);
}

.pricing-button {
    width: 100%;
    padding: 16px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    text-align: center;
    display: block;
    transition: all 0.3s ease;
}

.pricing-button.primary {
    background: var(--telegram-blue);
    color: white;
}

.pricing-button.primary:hover {
    background: var(--telegram-blue-dark);
    /* transform: translateY(-2px); */
}

.pricing-button.secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid rgba(47, 52, 55, 0.2);
}

.pricing-button.secondary:hover {
    border-color: var(--telegram-blue);
    color: var(--telegram-blue);
}

.pricing-guarantee {
    margin-top: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: var(--success-green);
    font-size: 14px;
}

.pricing-comparison {
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

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

.comparison-label {
    display: block;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.comparison-savings {
    color: var(--success-green);
    font-weight: var(--font-weight-semibold);
}

/* FAQ */
.faq {
    padding: var(--section-padding);
    background: var(--notion-white);
}

.faq-grid {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid rgba(47, 52, 55, 0.1);
    margin-bottom: 16px;
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    cursor: pointer;
    transition: color 0.3s ease;
}

.faq-question:hover {
    color: var(--telegram-blue);
}

.faq-question h3 {
    font-size: 18px;
    font-weight: var(--font-weight-semibold);
    flex: 1;
}

.faq-toggle {
    font-size: 24px;
    font-weight: var(--font-weight-bold);
    color: var(--text-secondary);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-toggle {
    transform: rotate(45deg);
    color: var(--telegram-blue);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding-bottom: 24px;
}

.faq-answer p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Final CTA */
.final-cta {
    padding: var(--section-padding);
    background: linear-gradient(135deg, var(--telegram-blue) 0%, var(--telegram-blue-dark) 100%);
    color: white;
    text-align: center;
}

.final-cta h2 {
    font-size: 40px;
    font-weight: var(--font-weight-bold);
    margin-bottom: 16px;
}

.final-cta p {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.large {
    padding: 20px 40px;
    font-size: 18px;
}

.cta-buttons .primary-button {
    background: white;
    color: var(--telegram-blue);
}

.cta-buttons .primary-button:hover {
    background: var(--notion-bg);
    transform: translateY(-2px);
}

.cta-buttons .secondary-button {
    background: transparent;
    color: white;
    border-color: white;
}

.cta-buttons .secondary-button:hover {
    background: white;
    color: var(--telegram-blue);
}

.cta-guarantee {
    margin-bottom: 32px;
}

.guarantee-badges {
    display: flex;
    gap: 32px;
    justify-content: center;
    flex-wrap: wrap;
}

.badge {
    display: flex;
    align-items: center;
    gap: 8px;
    opacity: 0.9;
}

.cta-testimonial {
    background: rgba(255, 255, 255, 0.1);
    padding: 24px;
    border-radius: var(--border-radius);
    max-width: 600px;
    margin: 0 auto;
}

.cta-testimonial p {
    font-style: italic;
    margin-bottom: 8px;
}

.testimonial-author {
    font-size: 14px;
    opacity: 0.8;
}

/* Community styles */
.community-link {
    color: var(--success-green);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
}

.community-link:hover {
    text-decoration: underline;
}

.demo-text {
    color: var(--text-secondary);
    text-align: center;
    margin: 0;
}

.cta-community {
    background: rgba(255, 255, 255, 0.1);
    padding: 24px;
    border-radius: var(--border-radius);
    max-width: 600px;
    margin: 0 auto;
}

.cta-community p {
    margin: 0;
}

.chat-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* Footer */
.footer {
    padding: 64px 0 32px;
    background: var(--notion-black);
    color: white;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 64px;
    margin-bottom: 48px;
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
    font-weight: var(--font-weight-bold);
    font-size: 20px;
}

.footer-logo a {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: inherit;
    transition: opacity 0.2s ease;
}

.footer-logo a:hover {
    opacity: 0.8;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 32px;
}

.footer-column h4 {
    margin-bottom: 16px;
    font-weight: var(--font-weight-semibold);
}

.footer-column a {
    display: block;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    margin-bottom: 8px;
    transition: color 0.3s ease;
}

.footer-column a:hover {
    color: var(--telegram-blue-light);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.7);
}

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

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: background 0.3s ease;
}

.footer-social a:hover {
    background: var(--telegram-blue);
}

/* Responsive Design */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-links {
        display: none;
    }
    
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero h1 {
        font-size: 40px;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-cta {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .mockup-container {
        flex-direction: column;
        gap: 16px;
    }
    
    .arrow-connector {
        transform: rotate(90deg);
    }
    
    .telegram-mockup,
    .notion-mockup {
        max-width: 100%;
    }
    
    .section-header h2 {
        font-size: 32px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .use-case-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .tab-buttons {
        flex-direction: column;
        gap: 8px;
    }
    
    .steps-container {
        flex-direction: column;
        gap: 24px;
    }
    
    .step-arrow {
        transform: rotate(90deg);
    }
    
    .pricing-cards {
        flex-direction: column;
        align-items: center;
    }
    
    
    .pricing-comparison {
        flex-direction: column;
        gap: 16px;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .guarantee-badges {
        flex-direction: column;
        gap: 16px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    
    .container {
        padding: 0 16px;
    }
    
    :root {
        --section-padding: 80px 0;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 32px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .section-header h2 {
        font-size: 28px;
    }
    
    .final-cta h2 {
        font-size: 32px;
    }
    
    .container {
        padding: 0 12px;
    }
}

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

.hero-content,
.section-header,
.feature-card,
.testimonial,
.benefit-card,
.step {
    animation: fadeInUp 0.6s ease forwards;
}

/* Smooth scrolling improvements */
html {
    scroll-padding-top: 80px;
}

/* Focus states for accessibility */
.cta-button:focus,
.primary-button:focus,
.secondary-button:focus,
.tab-button:focus {
    outline: 2px solid var(--telegram-blue);
    outline-offset: 2px;
}

/* Performance optimizations */
.hero-visual,
.use-case-visual {
    will-change: transform;
}

.mockup-container {
    contain: layout style paint;
}

/* Print styles */
@media print {
    .navbar,
    .final-cta,
    .footer {
        display: none;
    }
    
    .hero {
        padding: 40px 0 20px;
    }
    
    * {
        background: white !important;
        color: black !important;
        box-shadow: none !important;
    }
}