/* ========================================
   Telegram Official Download Site - Styles
   ======================================== */

/* CSS Custom Properties */
:root {
    --brand-blue: #24A1DE;
    --brand-blue-dark: #0088CC;
    --brand-blue-light: #3DB4E9;
    --white: #FFFFFF;
    --warm-beige: #A19679;
    --bg-primary: #FFFFFF;
    --bg-secondary: #F4F8FB;
    --bg-dark: #1B1F24;
    --text-primary: #1B1F24;
    --text-secondary: #546370;
    --text-light: #8A9AA8;
    --border-color: #E4EAF0;
    --shadow-sm: 0 2px 8px rgba(36, 161, 222, 0.08);
    --shadow-md: 0 4px 20px rgba(36, 161, 222, 0.12);
    --shadow-lg: 0 8px 40px rgba(36, 161, 222, 0.16);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --max-width: 1200px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans SC', sans-serif;
    color: var(--text-primary);
    background: var(--bg-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul, ol {
    list-style: none;
}

/* Typography */
h1 { font-size: 3.5rem; font-weight: 800; line-height: 1.15; letter-spacing: -0.02em; }
h2 { font-size: 2.5rem; font-weight: 700; line-height: 1.2; letter-spacing: -0.01em; }
h3 { font-size: 1.5rem; font-weight: 600; line-height: 1.3; }
h4 { font-size: 1.25rem; font-weight: 600; line-height: 1.4; }
p { font-size: 1.125rem; line-height: 1.7; color: var(--text-secondary); }

/* Container */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 48px;
}

/* Section */
.section {
    padding: 100px 0;
}

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

.section-header h2 {
    margin-bottom: 16px;
    color: var(--text-primary);
}

.section-header p {
    max-width: 600px;
    margin: 0 auto;
}

/* ========================================
   Header / Navigation
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    height: 72px;
    display: flex;
    align-items: center;
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--brand-blue);
}

.logo:hover {
    animation: logoPulse 0.6s ease-in-out;
}

.logo svg {
    width: 40px;
    height: 40px;
}

@keyframes logoPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.08); }
}

.nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav a {
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition);
}

.nav a:hover {
    color: var(--brand-blue);
    background: rgba(36, 161, 222, 0.08);
}

.nav a.active {
    color: var(--brand-blue);
    background: rgba(36, 161, 222, 0.1);
}

.header-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    background: var(--brand-blue);
    color: var(--white);
    border-radius: var(--radius-xl);
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
}

.header-cta:hover {
    background: var(--brand-blue-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Mobile menu toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    cursor: pointer;
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    padding-top: 172px;
    padding-bottom: 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at center, rgba(36, 161, 222, 0.06) 0%, transparent 70%);
    animation: heroGlow 8s ease-in-out infinite alternate;
}

@keyframes heroGlow {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(2%, -2%) scale(1.05); }
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero h1 {
    margin-bottom: 24px;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--brand-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.35rem;
    color: var(--text-secondary);
    max-width: 640px;
    margin: 0 auto 48px;
    line-height: 1.7;
}

.hero-cta {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 18px 48px;
    background: var(--brand-blue);
    color: var(--white);
    border-radius: var(--radius-xl);
    font-size: 1.2rem;
    font-weight: 700;
    transition: var(--transition);
    box-shadow: 0 4px 24px rgba(36, 161, 222, 0.3);
}

.hero-cta:hover {
    background: var(--brand-blue-dark);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 40px rgba(36, 161, 222, 0.4);
}

.hero-cta:active {
    transform: translateY(-1px) scale(0.98);
}

.hero-cta svg {
    width: 24px;
    height: 24px;
    transition: var(--transition);
}

.hero-cta:hover svg {
    transform: translateX(4px);
}

/* Floating paper planes */
.hero-decoration {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    overflow: hidden;
}

.floating-plane {
    position: absolute;
    opacity: 0.12;
    animation: floatPlane 12s ease-in-out infinite;
}

.floating-plane:nth-child(1) { top: 15%; left: 10%; animation-delay: 0s; animation-duration: 14s; }
.floating-plane:nth-child(2) { top: 25%; right: 15%; animation-delay: -3s; animation-duration: 11s; }
.floating-plane:nth-child(3) { bottom: 30%; left: 20%; animation-delay: -6s; animation-duration: 13s; }
.floating-plane:nth-child(4) { top: 40%; right: 25%; animation-delay: -2s; animation-duration: 15s; }
.floating-plane:nth-child(5) { bottom: 20%; right: 10%; animation-delay: -5s; animation-duration: 12s; }

@keyframes floatPlane {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    25% { transform: translate(20px, -30px) rotate(5deg); }
    50% { transform: translate(-10px, -50px) rotate(-3deg); }
    75% { transform: translate(30px, -20px) rotate(8deg); }
}

/* ========================================
   Platform Selection
   ======================================== */
.platforms {
    background: var(--bg-primary);
}

.platform-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
}

.platform-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 40px 24px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition);
}

.platform-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--brand-blue);
}

.platform-icon {
    width: 64px;
    height: 64px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.platform-card:hover .platform-icon {
    background: rgba(36, 161, 222, 0.1);
}

.platform-icon svg {
    width: 36px;
    height: 36px;
    fill: var(--text-primary);
    transition: var(--transition);
}

.platform-card:hover .platform-icon svg {
    fill: var(--brand-blue);
}

.platform-card h4 {
    margin-bottom: 8px;
    color: var(--text-primary);
}

.platform-card p {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 16px;
}

.platform-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 20px;
    background: var(--bg-secondary);
    color: var(--brand-blue);
    border-radius: var(--radius-xl);
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--transition);
}

.platform-link:hover {
    background: var(--brand-blue);
    color: var(--white);
}

/* ========================================
   Features Section
   ======================================== */
.features {
    background: var(--bg-secondary);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.feature-card {
    padding: 40px 32px;
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--brand-blue), var(--brand-blue-light));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(36, 161, 222, 0.1);
    border-radius: var(--radius-md);
    margin-bottom: 24px;
}

.feature-icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--brand-blue);
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.feature-card h3 {
    margin-bottom: 12px;
    color: var(--text-primary);
}

.feature-card p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ========================================
   Trust Section
   ======================================== */
.trust {
    background: var(--bg-primary);
    text-align: center;
}

.trust-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 48px;
    margin-bottom: 64px;
}

.trust-stat {
    padding: 40px 24px;
}

.trust-stat .stat-number {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--brand-blue);
    line-height: 1;
    margin-bottom: 12px;
}

.trust-stat .stat-label {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.trust-badges {
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 24px;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    font-weight: 500;
    color: var(--text-primary);
}

.trust-badge svg {
    width: 24px;
    height: 24px;
    stroke: var(--brand-blue);
    fill: none;
    stroke-width: 2;
}

/* ========================================
   FAQ Section
   ======================================== */
.faq {
    background: var(--bg-secondary);
}

.faq-grid {
    max-width: 900px;
    margin: 0 auto;
}

.faq-category {
    margin-bottom: 48px;
}

.faq-category h3 {
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--brand-blue);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 12px;
}

.faq-category h3 svg {
    width: 24px;
    height: 24px;
    stroke: var(--brand-blue);
    fill: none;
    stroke-width: 2;
}

.faq-item {
    margin-bottom: 16px;
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    border-color: var(--brand-blue);
}

.faq-item details {
    padding: 0;
}

.faq-item summary {
    padding: 20px 24px;
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    list-style: none;
    transition: var(--transition);
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--brand-blue);
    transition: var(--transition);
    flex-shrink: 0;
    margin-left: 16px;
}

.faq-item details[open] summary::after {
    content: '−';
}

.faq-item summary:hover {
    color: var(--brand-blue);
}

.faq-answer {
    padding: 0 24px 24px;
}

.faq-answer p {
    font-size: 0.95rem;
    margin-bottom: 12px;
}

.faq-answer ol {
    list-style: decimal;
    padding-left: 20px;
}

.faq-answer ol li {
    padding: 8px 0;
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.faq-answer ol li::marker {
    color: var(--brand-blue);
    font-weight: 600;
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--bg-dark);
    color: var(--white);
    padding: 80px 0 40px;
}

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

.footer-brand {
    max-width: 320px;
}

.footer-brand .logo {
    margin-bottom: 16px;
    color: var(--white);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.95rem;
}

.footer-col h4 {
    color: var(--white);
    margin-bottom: 20px;
    font-size: 1rem;
}

.footer-col a {
    display: block;
    padding: 6px 0;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-col a:hover {
    color: var(--brand-blue);
    transform: translateX(4px);
}

.footer-bottom {
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.85rem;
}

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

.footer-lang a {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
    padding: 4px 8px;
    border-radius: 4px;
    transition: var(--transition);
}

.footer-lang a:hover,
.footer-lang a.active {
    color: var(--white);
    background: rgba(255, 255, 255, 0.1);
}

/* ========================================
   Sub Pages - Common
   ======================================== */
.page-hero {
    padding: 160px 0 80px;
    text-align: center;
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.page-hero h1 {
    font-size: 3rem;
    margin-bottom: 16px;
}

.page-hero p {
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Features Page */
.feature-detail {
    padding: 80px 0;
}

.feature-detail-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 48px;
    align-items: center;
    margin-bottom: 80px;
}

.feature-detail-grid:nth-child(even) {
    direction: rtl;
}

.feature-detail-grid:nth-child(even) > * {
    direction: ltr;
}

.feature-detail-content h3 {
    font-size: 2rem;
    margin-bottom: 16px;
}

.feature-detail-content p {
    font-size: 1.05rem;
    line-height: 1.8;
}

.feature-detail-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 48px;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    min-height: 300px;
}

.feature-detail-visual svg {
    width: 120px;
    height: 120px;
    stroke: var(--brand-blue);
    fill: none;
    stroke-width: 1.5;
}

/* Changelog Page */
.changelog {
    padding: 80px 0;
}

.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 24px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border-color);
}

.timeline-item {
    position: relative;
    padding-left: 72px;
    margin-bottom: 48px;
}

.timeline-dot {
    position: absolute;
    left: 16px;
    top: 4px;
    width: 18px;
    height: 18px;
    background: var(--brand-blue);
    border-radius: 50%;
    border: 3px solid var(--bg-primary);
    box-shadow: 0 0 0 3px var(--brand-blue);
}

.timeline-date {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--brand-blue);
    margin-bottom: 8px;
}

.timeline-item h3 {
    margin-bottom: 12px;
}

.timeline-item ul {
    list-style: disc;
    padding-left: 20px;
}

.timeline-item ul li {
    padding: 4px 0;
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Support Page */
.support-content {
    padding: 80px 0;
}

/* Brand Page */
.brand-content {
    padding: 80px 0;
}

.brand-section {
    margin-bottom: 64px;
}

.brand-section h3 {
    font-size: 1.75rem;
    margin-bottom: 24px;
}

.color-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.color-card {
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.color-swatch {
    height: 120px;
}

.color-info {
    padding: 16px;
}

.color-info strong {
    display: block;
    margin-bottom: 4px;
}

.color-info span {
    font-size: 0.85rem;
    color: var(--text-light);
}

/* Privacy & Terms Pages */
.legal-content {
    padding: 80px 0;
    max-width: 800px;
    margin: 0 auto;
}

.legal-content h2 {
    font-size: 1.75rem;
    margin: 48px 0 16px;
    color: var(--text-primary);
}

.legal-content h3 {
    font-size: 1.35rem;
    margin: 32px 0 12px;
    color: var(--text-primary);
}

.legal-content p {
    margin-bottom: 16px;
    font-size: 1rem;
    line-height: 1.8;
}

.legal-content ul {
    list-style: disc;
    padding-left: 24px;
    margin-bottom: 16px;
}

.legal-content ul li {
    padding: 4px 0;
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1199px) {
    .container { padding: 0 32px; }
    h1 { font-size: 2.75rem; }
    h2 { font-size: 2rem; }
    
    .platform-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .feature-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .trust-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 24px;
    }
    
    .color-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 767px) {
    .container { padding: 0 16px; }
    .section { padding: 64px 0; }
    h1 { font-size: 2.25rem; }
    h2 { font-size: 1.75rem; }
    
    .header { height: 64px; }
    
    .nav { display: none; }
    .header-cta { display: none; }
    
    .menu-toggle { display: flex; }
    
    .hero { padding-top: 140px; padding-bottom: 64px; }
    .hero-subtitle { font-size: 1.1rem; }
    .hero-cta { padding: 16px 36px; font-size: 1.05rem; }
    
    .platform-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
    
    .platform-card { padding: 24px 16px; }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
    
    .trust-stats {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .trust-stat .stat-number { font-size: 2.5rem; }
    
    .trust-badges {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .feature-detail-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-detail-grid:nth-child(even) {
        direction: ltr;
    }
    
    .page-hero { padding: 120px 0 48px; }
    .page-hero h1 { font-size: 2.25rem; }
    
    .color-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline::before { left: 16px; }
    .timeline-dot { left: 8px; }
    .timeline-item { padding-left: 56px; }
}

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.hero-content {
    animation: fadeInUp 0.8s ease-out;
}

.platform-card {
    animation: fadeInUp 0.6s ease-out backwards;
}

.platform-card:nth-child(1) { animation-delay: 0.1s; }
.platform-card:nth-child(2) { animation-delay: 0.2s; }
.platform-card:nth-child(3) { animation-delay: 0.3s; }
.platform-card:nth-child(4) { animation-delay: 0.4s; }
.platform-card:nth-child(5) { animation-delay: 0.5s; }

.feature-card {
    animation: fadeInUp 0.6s ease-out backwards;
}

.feature-card:nth-child(1) { animation-delay: 0.1s; }
.feature-card:nth-child(2) { animation-delay: 0.2s; }
.feature-card:nth-child(3) { animation-delay: 0.3s; }
.feature-card:nth-child(4) { animation-delay: 0.4s; }
.feature-card:nth-child(5) { animation-delay: 0.5s; }
.feature-card:nth-child(6) { animation-delay: 0.6s; }

/* ========================================
   Utility Classes
   ======================================== */
.text-center { text-align: center; }
.text-blue { color: var(--brand-blue); }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }

/* Breadcrumb */
.breadcrumb {
    padding: 12px 0;
    font-size: 0.9rem;
    color: var(--text-light);
}

.breadcrumb a {
    color: var(--text-secondary);
}

.breadcrumb a:hover {
    color: var(--brand-blue);
}

.breadcrumb span {
    margin: 0 8px;
}

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

.cta-section h2 {
    color: var(--white);
    margin-bottom: 16px;
}

.cta-section p {
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 40px;
    font-size: 1.2rem;
}

.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 18px 48px;
    background: var(--white);
    color: var(--brand-blue);
    border-radius: var(--radius-xl);
    font-size: 1.15rem;
    font-weight: 700;
    transition: var(--transition);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.15);
}

.cta-btn:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.2);
}