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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    color: #1a1a1a;
    background: #ffffff;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
    opacity: 0.8;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    border: none;
    border-radius: 0.75rem;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: rgba(99, 102, 241, 0.1);
    color: #6366f1;
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.btn-secondary:hover {
    background: rgba(99, 102, 241, 0.15);
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    color: #6366f1;
    border: 2px solid #6366f1;
}

.btn-outline:hover {
    background: #6366f1;
    color: white;
    transform: translateY(-1px);
}

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

/* Gradient Text */
.gradient-text {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #ec4899 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 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(0, 0, 0, 0.05);
    z-index: 1000;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: #6366f1;
}

.logo {
    width: 2rem;
    height: 2rem;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: #64748b;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #6366f1;
}

.nav-link.nav-cta {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
}

.nav-link.nav-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 0.25rem;
    z-index: 1001;
    position: relative;
}

.hamburger span {
    width: 1.5rem;
    height: 2px;
    background: #64748b;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
    background: #6366f1;
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
    background: #6366f1;
}

/* Mobile Menu Styles */
.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
    transition: all 0.3s ease;
}

.nav-menu.mobile-menu {
    position: fixed;
    top: 0;
    right: -75%;
    width: 75%;
    height: 100vh;
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    padding: 6rem 2rem 2rem;
    gap: 2rem;
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(20px);
    z-index: 1000;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-menu.mobile-menu.active {
    right: 0;
}

.nav-menu.mobile-menu::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #6366f1, #8b5cf6, #ec4899);
}

.nav-menu.mobile-menu .nav-link {
    width: 100%;
    padding: 1rem 0;
    font-size: 1.125rem;
    font-weight: 600;
    color: #1a1a1a;
    border-bottom: 1px solid #e2e8f0;
    transition: all 0.3s ease;
    transform: translateX(50px);
    opacity: 0;
    animation: slideIn 0.4s ease forwards;
}

.nav-menu.mobile-menu.active .nav-link:nth-child(1) { animation-delay: 0.1s; }
.nav-menu.mobile-menu.active .nav-link:nth-child(2) { animation-delay: 0.15s; }
.nav-menu.mobile-menu.active .nav-link:nth-child(3) { animation-delay: 0.2s; }
.nav-menu.mobile-menu.active .nav-link:nth-child(4) { animation-delay: 0.25s; }
.nav-menu.mobile-menu.active .nav-link:nth-child(5) { animation-delay: 0.3s; }
.nav-menu.mobile-menu.active .nav-link:nth-child(6) { animation-delay: 0.35s; }
.nav-menu.mobile-menu.active .nav-link:nth-child(7) { animation-delay: 0.4s; }

@keyframes slideIn {
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.nav-menu.mobile-menu .nav-link:hover {
    color: #6366f1;
    padding-left: 1rem;
    border-left: 4px solid #6366f1;
}

.nav-menu.mobile-menu .nav-link.nav-cta {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
    padding: 1rem 2rem;
    border-radius: 0.75rem;
    border: none;
    text-align: center;
    margin-top: 1rem;
    box-shadow: 0 8px 32px rgba(99, 102, 241, 0.3);
}

.nav-menu.mobile-menu .nav-link.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(99, 102, 241, 0.4);
    padding-left: 2rem;
    border-left: none;
}

/* Mobile Overlay */
.mobile-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.mobile-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(99, 102, 241, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(236, 72, 153, 0.1) 0%, transparent 50%);
    z-index: 1;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 2;
}

.hero-content {
    max-width: 600px;
}

.hero-badge {
    display: inline-block;
    background: rgba(99, 102, 241, 0.1);
    color: #6366f1;
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 2rem;
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: #1a1a1a;
}

.hero-description {
    font-size: 1.25rem;
    color: #64748b;
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.hero-metrics {
    display: flex;
    gap: 2rem;
}

.metric {
    text-align: center;
}

.metric-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: #6366f1;
}

.metric-label {
    font-size: 0.875rem;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Network Animation */
.hero-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.network-animation {
    position: relative;
    width: 400px;
    height: 400px;
}

.node {
    position: absolute;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    box-shadow: 0 8px 32px rgba(99, 102, 241, 0.3);
    animation: pulse 2s ease-in-out infinite;
}

.node-1 { top: 20px; left: 170px; animation-delay: 0s; }
.node-2 { top: 120px; left: 300px; animation-delay: 0.5s; }
.node-3 { top: 280px; left: 200px; animation-delay: 1s; }
.node-4 { top: 180px; left: 50px; animation-delay: 1.5s; }

.connection {
    position: absolute;
    height: 2px;
    background: linear-gradient(90deg, transparent 0%, #6366f1 50%, transparent 100%);
    animation: flow 3s ease-in-out infinite;
}

.connection-1 { 
    top: 50px; 
    left: 200px; 
    width: 120px; 
    transform: rotate(30deg);
    animation-delay: 0s;
}

.connection-2 { 
    top: 150px; 
    left: 300px; 
    width: 140px; 
    transform: rotate(120deg);
    animation-delay: 0.7s;
}

.connection-3 { 
    top: 250px; 
    left: 80px; 
    width: 160px; 
    transform: rotate(-30deg);
    animation-delay: 1.4s;
}

.connection-4 { 
    top: 200px; 
    left: 100px; 
    width: 100px; 
    transform: rotate(-60deg);
    animation-delay: 2.1s;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); box-shadow: 0 8px 32px rgba(99, 102, 241, 0.3); }
    50% { transform: scale(1.1); box-shadow: 0 12px 40px rgba(99, 102, 241, 0.5); }
}

@keyframes flow {
    0% { opacity: 0; transform: translateX(-20px) scale(0.8); }
    50% { opacity: 1; transform: translateX(0) scale(1); }
    100% { opacity: 0; transform: translateX(20px) scale(0.8); }
}

/* Features Section */
.features {
    padding: 8rem 0;
    background: white;
}

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

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.25rem;
    color: #64748b;
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: white;
    padding: 2.5rem;
    border-radius: 1.5rem;
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #6366f1, #8b5cf6);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    border-color: #6366f1;
}

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

.feature-icon {
    width: 80px;
    height: 80px;
    border-radius: 1rem;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: white;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #1a1a1a;
}

.feature-card p {
    color: #64748b;
    line-height: 1.6;
}

/* Network Section */
.network {
    padding: 8rem 0;
    background: #f8fafc;
}

.network-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.network-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.network-subtitle {
    font-size: 1.25rem;
    color: #64748b;
    margin-bottom: 2.5rem;
}

.network-features {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.network-feature {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.network-feature-icon {
    font-size: 2rem;
    width: 60px;
    height: 60px;
    background: white;
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.network-feature h4 {
    margin-bottom: 0.25rem;
    color: #1a1a1a;
}

.network-feature p {
    color: #64748b;
    margin: 0;
}

/* Network Diagram */
.network-diagram {
    display: flex;
    align-items: center;
    justify-content: center;
}

.diagram-container {
    position: relative;
    width: 300px;
    height: 250px;
}

.diagram-layer {
    position: absolute;
    width: 100%;
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.layer-1 { top: 20px; }
.layer-2 { top: 120px; }
.layer-3 { top: 220px; }

.diagram-node {
    background: white;
    padding: 1rem 1.5rem;
    border-radius: 1rem;
    text-align: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 2px solid #e2e8f0;
    transition: all 0.3s ease;
    position: relative;
}

.diagram-node.vip {
    border-color: #10b981;
    background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
}

.diagram-node.lb {
    border-color: #f59e0b;
    background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
}

.diagram-node.node {
    border-color: #6366f1;
    background: linear-gradient(135deg, #eef2ff 0%, #e0e7ff 100%);
}

.diagram-node span {
    display: block;
    font-weight: 600;
    font-size: 0.875rem;
}

.diagram-node small {
    display: block;
    font-size: 0.75rem;
    opacity: 0.7;
    margin-top: 0.25rem;
}

.diagram-connections {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.diagram-connections svg {
    width: 100%;
    height: 100%;
}

/* Enhanced Network Diagram */
.layer-4 {
    bottom: 10px;
    position: absolute;
    width: 100%;
}

.network-legend {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 0.5rem;
    backdrop-filter: blur(10px);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
}

.legend-line {
    width: 24px;
    height: 3px;
    border-radius: 2px;
}

.vpn-line {
    background: #10b981;
    border: 2px dashed #10b981;
    border-style: dashed;
}

.mesh-line {
    background: #ec4899;
    border: 2px dashed #ec4899;
    border-style: dashed;
}

.diagram-node.vpn {
    border: 2px solid #10b981;
    background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
    position: relative;
}

.diagram-node.vpn::after {
    content: '🔒';
    position: absolute;
    top: -8px;
    right: -8px;
    background: #10b981;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    color: white;
}

/* Network Details Section */
.network-details {
    margin-top: 3rem;
    text-align: center;
}

.network-details h3 {
    font-size: 2rem;
    margin-bottom: 3rem;
    color: #1a1a1a;
}

.details-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.detail-card {
    background: white;
    padding: 2rem;
    border-radius: 1.5rem;
    border: 2px solid #e2e8f0;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.detail-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #6366f1, #8b5cf6, #ec4899);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.detail-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    border-color: #6366f1;
}

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

.detail-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.detail-card h4 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: #1a1a1a;
}

.detail-card p {
    color: #64748b;
    line-height: 1.6;
    margin: 0;
}

/* App Section */
.app {
    padding: 8rem 0;
    background: white;
}

.app-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.app-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.app-subtitle {
    font-size: 1.25rem;
    color: #64748b;
    margin-bottom: 2.5rem;
}

.app-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2.5rem;
}

.app-feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    border-radius: 0.5rem;
    transition: background 0.3s ease;
}

.app-feature:hover {
    background: #f8fafc;
}

.app-feature svg {
    color: #6366f1;
    flex-shrink: 0;
}

.app-actions {
    display: flex;
    gap: 1rem;
}

/* App Preview */
.app-preview {
    display: flex;
    align-items: center;
    justify-content: center;
}

.app-window {
    background: #1a1a1a;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    width: 100%;
    max-width: 500px;
}

.app-titlebar {
    background: #2a2a2a;
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    border-bottom: 1px solid #333;
}

.app-controls {
    display: flex;
    gap: 0.5rem;
}

.control {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.control.close { background: #ff5f56; }
.control.minimize { background: #ffbd2e; }
.control.maximize { background: #27ca3f; }

.app-title {
    color: #e2e8f0;
    font-size: 0.875rem;
    font-weight: 500;
}

.app-interface {
    height: 300px;
    display: flex;
    background: #ffffff;
}

.chat-sidebar {
    width: 200px;
    background: #f8fafc;
    border-right: 1px solid #e2e8f0;
    padding: 1rem 0;
}

.chat-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    cursor: pointer;
    transition: background 0.3s ease;
}

.chat-item:hover,
.chat-item.active {
    background: white;
}

.chat-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
}

.chat-name {
    font-size: 0.875rem;
    font-weight: 500;
}

.chat-last {
    font-size: 0.75rem;
    color: #64748b;
}

.chat-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 1rem;
}

.message {
    margin-bottom: 0.75rem;
}

.message.received {
    align-self: flex-start;
}

.message.sent {
    align-self: flex-end;
}

.message-bubble {
    padding: 0.75rem 1rem;
    border-radius: 1rem;
    font-size: 0.875rem;
    max-width: 200px;
}

.message.received .message-bubble {
    background: #f1f5f9;
    color: #1a1a1a;
}

.message.sent .message-bubble {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
}

/* CTA Section */
.cta {
    padding: 8rem 0;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
}

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

.cta .btn-primary {
    background: white;
    color: #6366f1;
}

.cta .btn-outline {
    border-color: white;
    color: white;
}

.cta .btn-outline:hover {
    background: white;
    color: #6366f1;
}

/* Footer */
.footer {
    background: #1a1a1a;
    color: white;
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    margin-bottom: 2rem;
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.footer-logo .logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: #6366f1;
}

.footer-description {
    color: #94a3b8;
    margin-bottom: 1.5rem;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: 0.5rem;
    background: #2a2a2a;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #94a3b8;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: #6366f1;
    color: white;
    transform: translateY(-2px);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.footer-column h4 {
    color: white;
    margin-bottom: 1rem;
    font-weight: 600;
}

.footer-column a {
    display: block;
    color: #94a3b8;
    text-decoration: none;
    margin-bottom: 0.5rem;
    transition: color 0.3s ease;
}

.footer-column a:hover {
    color: #6366f1;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid #2a2a2a;
    color: #94a3b8;
}

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

.footer-bottom-links a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-bottom-links a:hover {
    color: #6366f1;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-container,
    .network-content,
    .app-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .hero-visual,
    .network-diagram,
    .app-preview {
        order: -1;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-description {
        font-size: 1.125rem;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-metrics {
        justify-content: center;
        gap: 3rem;
    }
    
    .network-animation,
    .diagram-container {
        width: 250px;
        height: 200px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }

    .footer-bottom-links {
        justify-content: center;
    }

    /* Comparison Section - Tablet */
    .privacy-overview {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .privacy-card.featured {
        transform: none;
        grid-column: span 2;
    }

    .unique-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .privacy-promise {
        padding: 3rem 2rem;
    }

    .promise-features {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }

    /* Enable mobile menu on smaller screens */
    .nav-menu.mobile-menu {
        display: flex;
    }
    
    /* Hero Section - Mobile */
    .hero {
        min-height: 90vh;
        padding: 2rem 0;
    }

    .hero-container {
        gap: 2rem;
        padding: 0 1rem;
    }

    .hero-content {
        text-align: center;
        max-width: 100%;
    }
    
    .hero-title {
        font-size: 2.25rem;
        line-height: 1.2;
        margin-bottom: 1rem;
    }

    .hero-description {
        font-size: 1rem;
        margin-bottom: 2rem;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
        margin-bottom: 2rem;
    }

    .hero-actions .btn {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }
    
    .hero-metrics {
        flex-direction: row;
        justify-content: space-around;
        gap: 1rem;
        flex-wrap: wrap;
    }

    .metric {
        flex: 1;
        min-width: 80px;
    }

    .metric-number {
        font-size: 1.25rem;
    }

    .metric-label {
        font-size: 0.75rem;
    }

    .hero-visual {
        order: 0;
        margin-bottom: 1rem;
    }

    .network-animation {
        width: 200px;
        height: 200px;
        margin: 0 auto;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .app-interface {
        height: 250px;
    }
    
    .chat-sidebar {
        width: 150px;
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }

    .cta-actions .btn {
        width: 100%;
        max-width: 280px;
    }
    
    /* Footer - Mobile */
    .footer {
        padding: 3rem 0 1.5rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2.5rem;
        margin-bottom: 2rem;
        text-align: center;
    }

    .footer-brand {
        max-width: 100%;
        margin: 0 auto;
    }

    .footer-logo {
        justify-content: center;
        margin-bottom: 1rem;
    }

    .footer-description {
        margin-bottom: 1.5rem;
        max-width: 300px;
        margin-left: auto;
        margin-right: auto;
    }

    .footer-social {
        justify-content: center;
        gap: 1rem;
    }

    .footer-links {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
        text-align: left;
    }

    .footer-column {
        margin-bottom: 1rem;
    }

    .footer-column h4 {
        margin-bottom: 0.75rem;
        font-size: 1rem;
    }

    .footer-column a {
        margin-bottom: 0.5rem;
        font-size: 0.875rem;
    }
    
    .footer-bottom {
        padding-top: 1.5rem;
        font-size: 0.875rem;
        gap: 1.5rem;
    }

    .footer-bottom-links {
        flex-direction: column;
        gap: 0.5rem;
    }

    .footer-bottom-links a {
        font-size: 0.875rem;
    }

    /* Comparison Section - Mobile */
    .comparison {
        padding: 4rem 0;
    }

    .privacy-overview {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin-bottom: 3rem;
    }

    .privacy-card {
        padding: 2rem;
    }

    .privacy-card.featured {
        grid-column: span 1;
        transform: none;
    }

    .comparison-table {
        margin-bottom: 3rem;
    }

    .table-header {
        padding: 1.5rem;
    }

    .table-header h3 {
        font-size: 1.25rem;
    }

    .comparison-table th,
    .comparison-table td {
        padding: 0.75rem 0.5rem;
        font-size: 0.75rem;
    }

    .comparison-table th:first-child {
        min-width: 140px;
    }

    .comparison-table th:not(:first-child) {
        min-width: 100px;
    }

    .app-name {
        font-size: 0.625rem;
        padding: 0.25rem 0.5rem;
    }

    .status {
        font-size: 0.625rem;
        padding: 0.25rem 0.5rem;
        min-width: 80px;
    }

    .unique-features {
        margin-bottom: 3rem;
    }

    .unique-header h3 {
        font-size: 1.5rem;
    }

    .unique-header p {
        font-size: 1rem;
    }

    .unique-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .unique-feature {
        padding: 1.5rem;
    }

    .unique-icon {
        width: 48px;
        height: 48px;
        margin-bottom: 1rem;
    }

    .privacy-promise {
        padding: 2.5rem 1.5rem;
        border-radius: 1.5rem;
    }

    .promise-content h3 {
        font-size: 1.5rem;
    }

    .promise-content p {
        font-size: 1rem;
        margin-bottom: 2rem;
    }

    .promise-item {
        font-size: 0.875rem;
    }

    .checkmark {
        width: 20px;
        height: 20px;
        font-size: 0.75rem;
    }

    /* PWA Section - Tablet */
    .pwa {
        padding: 6rem 0;
    }

    .pwa-content {
        padding: 0 1.5rem;
    }

    .pwa-header {
        margin-bottom: 3rem;
    }

    .pwa-icon {
        width: 80px;
        height: 80px;
        margin-bottom: 1.5rem;
    }

    .pwa-header h2 {
        font-size: 2rem;
        margin-bottom: 1rem;
    }

    .pwa-subtitle {
        font-size: 1.125rem;
        max-width: 600px;
    }

    .pwa-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
        margin-bottom: 4rem;
    }

    .pwa-card {
        padding: 2.5rem;
        max-width: 100%;
    }

    .pwa-card.main-card {
        padding: 2.5rem;
    }

    .card-icon {
        width: 56px;
        height: 56px;
        margin-bottom: 1.25rem;
    }

    .pwa-card h3 {
        font-size: 1.375rem;
    }

    .pwa-card p {
        font-size: 0.95rem;
        margin-bottom: 1.5rem;
    }

    .comparison-point {
        font-size: 0.8rem;
        padding: 0.625rem;
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .pwa-reason {
        padding: 1.75rem;
        flex-direction: row;
        align-items: flex-start;
        gap: 1rem;
    }

    .reason-icon {
        width: 44px;
        height: 44px;
    }

    .pwa-reason h4 {
        font-size: 1rem;
        margin-bottom: 0.5rem;
    }

    .pwa-reason p {
        font-size: 0.875rem;
    }

    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
        max-width: 800px;
    }

    .benefit {
        padding: 1.75rem;
        flex-direction: row;
        align-items: center;
        text-align: left;
    }

    .benefit-icon {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }

    .benefit h4 {
        font-size: 1rem;
    }

    .benefit p {
        font-size: 0.8rem;
    }

    .pwa-cta {
        padding: 2.5rem;
        max-width: 100%;
    }

    .pwa-cta h3 {
        font-size: 1.5rem;
    }

    .pwa-cta p {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .nav-container {
        padding: 0.75rem 1rem;
    }

    /* Hero Section - Small Mobile */
    .hero {
        min-height: 85vh;
        padding: 1rem 0;
    }

    .hero-container {
        gap: 1.5rem;
        padding: 0 0.5rem;
    }

    .hero-badge {
        font-size: 0.75rem;
        padding: 0.375rem 0.75rem;
        margin-bottom: 1.5rem;
    }
    
    .hero-title {
        font-size: 1.875rem;
        line-height: 1.15;
        margin-bottom: 1rem;
    }
    
    .hero-description {
        font-size: 0.9rem;
        line-height: 1.5;
        margin-bottom: 1.5rem;
    }

    .hero-actions {
        margin-bottom: 1.5rem;
    }

    .hero-actions .btn {
        padding: 0.875rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .hero-metrics {
        gap: 0.5rem;
    }

    .metric {
        min-width: 70px;
    }

    .metric-number {
        font-size: 1.125rem;
    }

    .metric-label {
        font-size: 0.7rem;
    }

    .network-animation {
        width: 180px;
        height: 180px;
    }
    
    .section-header h2 {
        font-size: 1.75rem;
        margin-bottom: 0.75rem;
    }

    .section-header p {
        font-size: 1rem;
    }
    
    .feature-card {
        padding: 1.5rem;
    }

    .feature-icon {
        width: 60px;
        height: 60px;
        margin-bottom: 1rem;
    }

    .feature-card h3 {
        font-size: 1.25rem;
        margin-bottom: 0.75rem;
    }

    /* Footer - Small Mobile */
    .footer {
        padding: 2.5rem 0 1rem;
    }

    .footer-content {
        gap: 2rem;
        margin-bottom: 1.5rem;
    }

    .footer-brand {
        margin-bottom: 1rem;
    }

    .footer-logo .logo-text {
        font-size: 1.25rem;
    }

    .footer-description {
        font-size: 0.875rem;
        max-width: 280px;
    }

    .footer-social {
        gap: 0.75rem;
    }

    .social-link {
        width: 36px;
        height: 36px;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .footer-column {
        text-align: center;
        margin-bottom: 1.5rem;
    }

    .footer-column h4 {
        font-size: 0.9rem;
        margin-bottom: 0.75rem;
    }

    .footer-column a {
        margin-bottom: 0.5rem;
        font-size: 0.875rem;
    }

    .footer-bottom {
        padding-top: 1rem;
        font-size: 0.8rem;
        gap: 0.75rem;
    }

    .footer-bottom-links {
        gap: 0.75rem;
    }

    .footer-bottom-links a {
        font-size: 0.8rem;
    }

    /* CTA Section - Small Mobile */
    .cta {
        padding: 4rem 0;
    }

    .cta-content h2 {
        font-size: 1.75rem;
        margin-bottom: 0.75rem;
    }

    .cta-content p {
        font-size: 1rem;
        margin-bottom: 2rem;
    }

    .cta-actions .btn {
        padding: 1rem 2rem;
        font-size: 0.9rem;
    }

    /* Comparison Section - Small Mobile */
    .privacy-card {
        padding: 1.5rem;
    }

    .app-logo {
        width: 48px;
        height: 48px;
        margin-bottom: 1rem;
    }

    .privacy-card h4 {
        font-size: 1.25rem;
    }

    .bar {
        width: 8px;
        height: 20px;
    }

    .table-header {
        padding: 1rem;
    }

    .table-header h3 {
        font-size: 1.125rem;
    }

    .comparison-table th,
    .comparison-table td {
        padding: 0.5rem 0.25rem;
        font-size: 0.7rem;
    }

    .feature-name small {
        font-size: 0.625rem;
    }

    .unique-header h3 {
        font-size: 1.25rem;
    }

    .unique-header p {
        font-size: 1rem;
    }

    .unique-feature {
        padding: 1.25rem;
    }

    .unique-icon {
        width: 40px;
        height: 40px;
    }

    .privacy-promise {
        padding: 2rem 1rem;
    }

    .promise-icon {
        width: 60px;
        height: 60px;
    }

    .promise-content h3 {
        font-size: 1.25rem;
    }

    .promise-content p {
        font-size: 0.875rem;
    }

    .promise-item {
        font-size: 0.875rem;
    }

    /* PWA Section - Small Mobile */
    .pwa-icon {
        width: 64px;
        height: 64px;
    }

    .pwa-header h2 {
        font-size: 1.75rem;
    }

    .pwa-card {
        padding: 1.5rem;
    }

    .card-icon {
        width: 40px;
        height: 40px;
    }

    .pwa-card h3 {
        font-size: 1.125rem;
    }

    .comparison-point {
        font-size: 0.75rem;
        flex-direction: column;
        align-items: flex-start;
        gap: 0.25rem;
    }

    .pwa-reason {
        padding: 1.25rem;
    }

    .reason-icon {
        width: 36px;
        height: 36px;
    }

    .pwa-reason h4 {
        font-size: 0.9rem;
    }

    .pwa-reason p {
        font-size: 0.8rem;
    }

    .benefit {
        padding: 1.25rem;
    }

    .benefit-icon {
        width: 40px;
        height: 40px;
        font-size: 1.5rem;
    }

    .pwa-cta {
        padding: 1.5rem;
    }

    .pwa-cta h3 {
        font-size: 1.25rem;
    }

    .pwa-cta p {
        font-size: 0.9rem;
    }
}

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

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

/* Focus styles for accessibility */
.btn:focus,
.nav-link:focus,
.social-link:focus {
    outline: 2px solid #6366f1;
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .btn-primary {
        background: #000;
        border: 2px solid #000;
    }
    
    .feature-card {
        border-color: #000;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Comparison Section */
.comparison {
    padding: 8rem 0;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    position: relative;
}

.comparison::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(139, 92, 246, 0.05) 0%, transparent 50%);
    z-index: 1;
}

.comparison .container {
    position: relative;
    z-index: 2;
}

/* Privacy Overview Cards */
.privacy-overview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 5rem;
}

.privacy-card {
    background: white;
    padding: 2.5rem;
    border-radius: 1.5rem;
    text-align: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 2px solid transparent;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.privacy-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: rotate(-45deg);
    transition: all 0.6s ease;
    opacity: 0;
}

.privacy-card:hover::before {
    opacity: 1;
    top: -100%;
    left: -100%;
}

.privacy-card.featured {
    border-color: #6366f1;
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    transform: scale(1.05);
    box-shadow: 0 20px 60px rgba(99, 102, 241, 0.2);
}

.privacy-card.featured::after {
    content: 'RECOMMENDED';
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
}

.app-logo {
    width: 64px;
    height: 64px;
    margin: 0 auto 1.5rem;
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8fafc;
    transition: all 0.3s ease;
}

.whatsapp-logo { 
    background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
    color: white;
}

.telegram-logo { 
    background: linear-gradient(135deg, #0088cc 0%, #0066aa 100%);
    color: white;
}

.signal-logo { 
    background: linear-gradient(135deg, #3a76f0 0%, #2c5aa0 100%);
    color: white;
}

.alloh-logo { 
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
}

.privacy-card h4 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #1a1a1a;
}

.privacy-level {
    margin-bottom: 1.5rem;
}

.privacy-bars {
    display: flex;
    gap: 0.25rem;
    justify-content: center;
    margin-bottom: 0.5rem;
}

.bar {
    width: 12px;
    height: 24px;
    background: #e2e8f0;
    border-radius: 2px;
    transition: all 0.3s ease;
}

.bar.active {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
}

.privacy-level.basic .bar.active {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
}

.privacy-level.medium .bar.active {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

.privacy-level.good .bar.active {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
}

.privacy-level.maximum .bar.active {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.privacy-level span {
    font-size: 0.875rem;
    font-weight: 600;
    color: #64748b;
}

.privacy-card p {
    color: #64748b;
    margin: 0;
    font-size: 0.875rem;
    line-height: 1.4;
}

/* Comparison Table */
.comparison-table {
    margin-bottom: 5rem;
    background: white;
    border-radius: 1.5rem;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.table-header {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
    padding: 2rem;
    text-align: center;
}

.table-header h3 {
    margin: 0;
    font-size: 1.5rem;
}

.table-scroll {
    overflow-x: auto;
}

.comparison-table table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.comparison-table th,
.comparison-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #e2e8f0;
}

.comparison-table th {
    background: #f8fafc;
    font-weight: 600;
    color: #1a1a1a;
    position: sticky;
    top: 0;
    z-index: 10;
}

.comparison-table th:first-child {
    min-width: 200px;
}

.comparison-table th:not(:first-child) {
    min-width: 150px;
    text-align: center;
}

.app-name {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 0.5rem;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.app-name.whatsapp {
    background: #25d366;
    color: white;
}

.app-name.telegram {
    background: #0088cc;
    color: white;
}

.app-name.signal {
    background: #3a76f0;
    color: white;
}

.app-name.alloh {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
}

.feature-name {
    font-weight: 500;
}

.feature-name small {
    display: block;
    color: #64748b;
    font-weight: 400;
    margin-top: 0.25rem;
}

.status {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-align: center;
    min-width: 120px;
}

.status.positive {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
}

.status.warning {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: white;
}

.status.negative {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: white;
}

.comparison-table tbody tr:hover {
    background: #f8fafc;
}

/* Unique Features */
.unique-features {
    margin-bottom: 5rem;
}

.unique-header {
    text-align: center;
    margin-bottom: 3rem;
}

.unique-header h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.unique-header p {
    font-size: 1.125rem;
    color: #64748b;
    max-width: 600px;
    margin: 0 auto;
}

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

.unique-feature {
    background: white;
    padding: 2rem;
    border-radius: 1rem;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.unique-feature:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
    border-color: #6366f1;
}

.unique-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.unique-feature h4 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: #1a1a1a;
}

.unique-feature p {
    color: #64748b;
    line-height: 1.6;
    margin: 0;
}

/* Privacy Promise */
.privacy-promise {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
    border-radius: 2rem;
    padding: 4rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.privacy-promise::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-10px) rotate(1deg); }
    66% { transform: translateY(5px) rotate(-1deg); }
}

.promise-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

.promise-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 2rem;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
}

.promise-content h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.promise-content p {
    font-size: 1.125rem;
    line-height: 1.6;
    margin-bottom: 2.5rem;
    opacity: 0.95;
}

.promise-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    max-width: 600px;
    margin: 0 auto;
}

.promise-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1rem;
    font-weight: 500;
}

.checkmark {
    width: 24px;
    height: 24px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    backdrop-filter: blur(10px);
    flex-shrink: 0;
}

/* PWA Section */
.pwa {
    padding: 8rem 0;
    background: white;
    position: relative;
    overflow: hidden;
}

.pwa::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 80% 20%, rgba(99, 102, 241, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 20% 80%, rgba(139, 92, 246, 0.08) 0%, transparent 50%);
    z-index: 1;
}

.pwa-content {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

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

.pwa-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 2rem;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    border-radius: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: 0 20px 60px rgba(99, 102, 241, 0.3);
}

.pwa-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #1a1a1a;
}

.pwa-subtitle {
    font-size: 1.25rem;
    color: #64748b;
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.6;
}

.pwa-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 5rem;
    align-items: start;
}

.pwa-card {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    padding: 3rem;
    border-radius: 1.5rem;
    border: 2px solid #e2e8f0;
    position: relative;
    overflow: hidden;
    width: 100%;
    box-sizing: border-box;
}

.pwa-card.main-card {
    padding: 3rem;
}

.pwa-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #6366f1, #8b5cf6);
}

.card-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    margin-bottom: 1.5rem;
    flex-shrink: 0;
}

.pwa-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #1a1a1a;
    line-height: 1.3;
}

.pwa-card p {
    color: #64748b;
    line-height: 1.6;
    margin-bottom: 2rem;
    font-size: 1rem;
}

.comparison-point {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1rem;
    padding: 0.75rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    width: 100%;
    box-sizing: border-box;
    overflow-wrap: break-word;
    word-wrap: break-word;
}

.comparison-point .negative {
    color: #ef4444;
    font-weight: 600;
    flex-shrink: 0;
}

.comparison-point .positive {
    color: #10b981;
    font-weight: 600;
    flex-shrink: 0;
}

.pwa-reasons {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.pwa-reason {
    background: white;
    padding: 2rem;
    border-radius: 1rem;
    border: 1px solid #e2e8f0;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    width: 100%;
    box-sizing: border-box;
}

.pwa-reason::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    transform: scaleY(0);
    transition: transform 0.3s ease;
}

.pwa-reason:hover {
    transform: translateX(8px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.pwa-reason:hover::before {
    transform: scaleY(1);
}

.reason-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.pwa-reason div {
    flex: 1;
    min-width: 0;
}

.pwa-reason h4 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
    color: #1a1a1a;
    line-height: 1.3;
}

.pwa-reason p {
    color: #64748b;
    line-height: 1.5;
    margin: 0;
    font-size: 0.95rem;
}

.pwa-benefits {
    margin-bottom: 4rem;
    text-align: center;
}

.pwa-benefits h3 {
    font-size: 2rem;
    margin-bottom: 2.5rem;
    color: #1a1a1a;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.benefit {
    background: white;
    padding: 2rem;
    border-radius: 1rem;
    border: 1px solid #e2e8f0;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s ease;
    width: 100%;
    box-sizing: border-box;
}

.benefit:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
    border-color: #6366f1;
}

.benefit-icon {
    font-size: 2rem;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.benefit div {
    flex: 1;
    text-align: left;
}

.benefit h4 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
    color: #1a1a1a;
    line-height: 1.3;
}

.benefit p {
    color: #64748b;
    margin: 0;
    font-size: 0.875rem;
    line-height: 1.5;
}

.pwa-cta {
    text-align: center;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    padding: 3rem;
    border-radius: 1.5rem;
    border: 2px solid #e2e8f0;
    width: 100%;
    box-sizing: border-box;
}

.pwa-cta h3 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    color: #1a1a1a;
}

.pwa-cta p {
    font-size: 1.125rem;
    color: #64748b;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.pwa-cta .btn {
    margin-bottom: 1rem;
}

.pwa-cta small {
    color: #94a3b8;
    font-size: 0.875rem;
}

.network-details {
    margin-top: 3rem;
}

.details-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.detail-card {
    padding: 2rem;
}

.network-animation,
.diagram-container {
    width: 250px;
    height: 200px;
}

.network-legend {
    flex-direction: column;
    gap: 1rem;
    padding: 0.75rem;
}

.legend-item {
    font-size: 0.8rem;
}

.legend-line {
    width: 20px;
    height: 2px;
}

.network-details h3 {
    font-size: 1.5rem;
    margin-bottom: 2rem;
}

.details-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.detail-card {
    padding: 1.5rem;
}

.detail-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 1rem;
}

.detail-card h4 {
    font-size: 1.125rem;
}

.app-interface {
    height: 250px;
}

/* PWA Section - Mobile */
.pwa {
    padding: 4rem 0;
}

.pwa-content {
    padding: 0 1rem;
}

.pwa-header {
    margin-bottom: 2.5rem;
}

.pwa-icon {
    width: 64px;
    height: 64px;
    margin-bottom: 1.5rem;
}

.pwa-header h2 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.pwa-subtitle {
    font-size: 1rem;
    max-width: 100%;
    padding: 0 1rem;
}

.pwa-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.pwa-card {
    padding: 2rem;
    margin: 0;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

.pwa-card.main-card {
    padding: 2rem;
}

.card-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 1rem;
}

.pwa-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.pwa-card p {
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.comparison-point {
    font-size: 0.75rem;
    padding: 0.5rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
    margin-bottom: 0.75rem;
}

.comparison-point .negative,
.comparison-point .positive {
    font-size: 0.75rem;
    margin-bottom: 0.25rem;
}

.pwa-reasons {
    gap: 1.25rem;
}

.pwa-reason {
    padding: 1.5rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    text-align: center;
}

.pwa-reason:hover {
    transform: translateY(-2px);
}

.reason-icon {
    width: 40px;
    height: 40px;
    align-self: center;
    margin-bottom: 0.5rem;
}

.pwa-reason div {
    width: 100%;
}

.pwa-reason h4 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    text-align: center;
}

.pwa-reason p {
    font-size: 0.85rem;
    text-align: center;
    line-height: 1.5;
}

.pwa-benefits {
    margin-bottom: 3rem;
}

.pwa-benefits h3 {
    font-size: 1.5rem;
    margin-bottom: 2rem;
}

.benefits-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
    max-width: 100%;
}

.benefit {
    padding: 1.5rem;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1rem;
}

.benefit-icon {
    width: 48px;
    height: 48px;
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.benefit div {
    text-align: center;
    width: 100%;
}

.benefit h4 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.benefit p {
    font-size: 0.85rem;
    line-height: 1.4;
}

.pwa-cta {
    padding: 2rem;
    margin: 0 1rem;
    width: calc(100% - 2rem);
    box-sizing: border-box;
}

.pwa-cta h3 {
    font-size: 1.375rem;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.pwa-cta p {
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.pwa-cta .btn {
    width: 100%;
    max-width: 280px;
    margin: 0 auto 1rem;
    display: flex;
    justify-content: center;
    align-items: center;
}

.pwa-cta small {
    font-size: 0.8rem;
    line-height: 1.4;
}

/* PWA Section - Small Mobile */
.pwa {
    padding: 3rem 0;
}

.pwa-content {
    padding: 0 0.5rem;
}

.pwa-header {
    margin-bottom: 2rem;
}

.pwa-icon {
    width: 56px;
    height: 56px;
    margin-bottom: 1rem;
}

.pwa-header h2 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    line-height: 1.2;
}

.pwa-subtitle {
    font-size: 0.9rem;
    padding: 0 0.5rem;
    line-height: 1.5;
}

.pwa-grid {
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.pwa-card {
    padding: 1.5rem;
    border-radius: 1rem;
}

.pwa-card.main-card {
    padding: 1.5rem;
}

.card-icon {
    width: 40px;
    height: 40px;
    margin-bottom: 1rem;
}

.pwa-card h3 {
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

.pwa-card p {
    font-size: 0.85rem;
    margin-bottom: 1.25rem;
    line-height: 1.5;
}

.comparison-point {
    font-size: 0.7rem;
    padding: 0.375rem;
    gap: 0.25rem;
    margin-bottom: 0.5rem;
}

.comparison-point .negative,
.comparison-point .positive {
    font-size: 0.7rem;
    line-height: 1.3;
}

.pwa-reasons {
    gap: 1rem;
}

.pwa-reason {
    padding: 1.25rem;
    gap: 0.75rem;
}

.reason-icon {
    width: 36px;
    height: 36px;
}

.pwa-reason h4 {
    font-size: 0.9rem;
    margin-bottom: 0.375rem;
}

.pwa-reason p {
    font-size: 0.8rem;
    line-height: 1.4;
}

.pwa-benefits h3 {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
}

.benefits-grid {
    gap: 1rem;
}

.benefit {
    padding: 1.25rem;
    gap: 0.75rem;
}

.benefit-icon {
    width: 40px;
    height: 40px;
    font-size: 1.25rem;
}

.benefit h4 {
    font-size: 0.9rem;
    margin-bottom: 0.375rem;
}

.benefit p {
    font-size: 0.8rem;
    line-height: 1.4;
}

.pwa-cta {
    padding: 1.5rem;
    margin: 0 0.5rem;
    width: calc(100% - 1rem);
    border-radius: 1rem;
}

.pwa-cta h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

.pwa-cta p {
    font-size: 0.9rem;
    margin-bottom: 1.25rem;
    line-height: 1.5;
}

.pwa-cta .btn {
    font-size: 0.9rem;
    padding: 0.875rem 1.5rem;
    max-width: 250px;
}

.pwa-cta small {
    font-size: 0.75rem;
    line-height: 1.4;
}