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

:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --secondary-color: #8b5cf6;
    --accent-color: #06b6d4;
    --bg-dark: #0f172a;
    --bg-darker: #020617;
    --bg-card: #1e293b;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #64748b;
    --border-color: #334155;
    --success-color: #10b981;
    --warning-color: #f59e0b;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-darker);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

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

a {
    text-decoration: none;
    color: inherit;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

.nav-logo {
    height: 40px;
    width: auto;
}

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

.nav-links a {
    color: var(--text-secondary);
    transition: color 0.3s;
    font-weight: 500;
}

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

.lang-switch {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
}

.lang-switch:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

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

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #0f172a 100%);
}

.grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(99, 102, 241, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% {
        transform: translate(0, 0);
    }

    100% {
        transform: translate(50px, 50px);
    }
}

.particles {
    position: absolute;
    width: 100%;
    height: 100%;
}

.particle {
    position: absolute;
    background: var(--primary-color);
    border-radius: 50%;
    opacity: 0.6;
    animation: float 20s infinite;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0) translateX(0);
    }

    50% {
        transform: translateY(-100px) translateX(100px);
    }
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: 8rem 2rem 4rem;
}

.hero-logo {
    width: 120px;
    height: 120px;
    margin-bottom: 2rem;
    animation: logoFloat 3s ease-in-out infinite;
}

@keyframes logoFloat {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-20px);
    }
}

.hero h1 {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #6366f1, #8b5cf6, #06b6d4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glitch {
    position: relative;
    animation: glitch 5s infinite;
}

@keyframes glitch {

    0%,
    90%,
    100% {
        transform: translate(0);
    }

    92% {
        transform: translate(-2px, 2px);
    }

    94% {
        transform: translate(2px, -2px);
    }

    96% {
        transform: translate(-2px, -2px);
    }
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 800px;
    margin: 0 auto 3rem;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 4rem;
    margin-top: 3rem;
}

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

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 50px;
    border: 2px solid var(--primary-color);
    border-radius: 25px;
    opacity: 0.6;
}

.scroll-indicator::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 6px;
    height: 6px;
    background: var(--primary-color);
    border-radius: 50%;
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% {
        transform: translate(-50%, 0);
        opacity: 1;
    }

    100% {
        transform: translate(-50%, 20px);
        opacity: 0;
    }
}

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

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto 3rem;
    font-size: 1.1rem;
}

/* About Section */
.vision-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.vision-card {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
    text-align: center;
}

.vision-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 40px rgba(99, 102, 241, 0.2);
}

.vision-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.vision-card h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.vision-card p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Journey Section - Timeline Design */
.journey-section {
    background: var(--bg-dark);
    position: relative;
    overflow: hidden;
}

.journey-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(99, 102, 241, 0.05), transparent 70%);
    pointer-events: none;
}

.journey-timeline {
    position: relative;
    margin-top: 4rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 2rem 0;
}

.timeline-track {
    position: absolute;
    top: 100px;
    left: 10%;
    right: 10%;
    height: 3px;
    background: linear-gradient(to right,
            var(--primary-color),
            var(--secondary-color),
            var(--accent-color),
            var(--primary-color));
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.5);
    animation: trackPulse 3s ease-in-out infinite;
}

@keyframes trackPulse {

    0%,
    100% {
        opacity: 0.6;
    }

    50% {
        opacity: 1;
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 0.6;
        transform: scale(1);
    }

    50% {
        opacity: 1;
        transform: scale(1.1);
    }
}

.timeline-step {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 1;
}

.step-connector {
    position: absolute;
    top: 100px;
    left: 50%;
    width: 100%;
    height: 3px;
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
    z-index: 0;
}

.step-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.step-icon-wrapper {
    position: relative;
    width: 120px;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border-radius: 50%;
    border: 3px solid var(--primary-color);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
}

.step-icon-wrapper:hover {
    transform: scale(1.15) translateY(-10px);
    border-color: var(--accent-color);
    box-shadow: 0 20px 60px rgba(99, 102, 241, 0.4);
}

.step-icon-wrapper.final {
    border-width: 4px;
    border-color: var(--accent-color);
}

.icon-orbit {
    position: absolute;
    width: 140px;
    height: 140px;
    border: 2px dashed rgba(99, 102, 241, 0.3);
    border-radius: 50%;
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.icon-pulse {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.4), transparent 70%);
    animation: pulse 2s ease-in-out infinite;
}

.step-icon {
    font-size: 3rem;
    z-index: 1;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
}

.step-content {
    text-align: center;
    max-width: 180px;
}

.step-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
    box-shadow: 0 4px 10px rgba(99, 102, 241, 0.3);
}

.step-content h3 {
    color: var(--text-primary);
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.step-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* Platform Systems Section */
.platform-systems-section {
    background: var(--bg-darker);
}

.systems-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.system-card {
    background: var(--bg-card);
    padding: 2.5rem 2rem;
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
    text-align: center;
}

.system-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 40px rgba(99, 102, 241, 0.2);
}

.system-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    font-weight: 700;
}

.credit-icon {
    background: linear-gradient(135deg, #06b6d4, #0891b2);
    color: white;
}

.collectible-icon {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.level-icon {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

.system-card h3 {
    color: var(--text-primary);
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
}

.system-subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.system-features {
    list-style: none;
    text-align: left;
}

.system-features li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.5rem;
}

.system-features li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* Dual Coin Section */
.dual-coin-section {
    background: var(--bg-dark);
}

.dual-coin-container {
    display: flex;
    justify-content: center;
    align-items: stretch;
    gap: 3rem;
    margin-top: 3rem;
    flex-wrap: wrap;
}

.coin-card {
    flex: 1;
    min-width: 350px;
    background: var(--bg-card);
    border-radius: 1.5rem;
    border: 2px solid var(--border-color);
    padding: 2.5rem 2rem;
    position: relative;
    overflow: hidden;
    transition: all 0.3s;
}

.coin-glow {
    position: absolute;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    opacity: 0.15;
    filter: blur(60px);
    top: -50px;
    right: -50px;
}

.yvc-glow {
    background: #10b981;
}

.ebc-glow {
    background: #6366f1;
}

.coin-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 50px rgba(99, 102, 241, 0.3);
}

.yvc-card {
    border-color: rgba(16, 185, 129, 0.5);
}

.ebc-card {
    border-color: rgba(99, 102, 241, 0.5);
}

.coin-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.coin-logo {
    width: 60px;
    height: 60px;
}

.coin-header h3 {
    font-size: 2rem;
    color: var(--text-primary);
}

.coin-name {
    color: var(--text-secondary);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 2rem;
}

.coin-body {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.coin-feature {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

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

.feature-content h5 {
    color: var(--text-primary);
    margin-bottom: 0.25rem;
    font-size: 1.05rem;
}

.feature-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.coin-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 0 1rem;
}

.connection-wrapper {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 120px;
    height: 100%;
    min-height: 280px;
}

/* Connection Line */
.connection-line {
    position: absolute;
    width: 2px;
    height: 100%;
    background: linear-gradient(to bottom,
            transparent 0%,
            rgba(99, 102, 241, 0.2) 15%,
            rgba(99, 102, 241, 0.6) 30%,
            var(--primary-color) 45%,
            var(--accent-color) 55%,
            rgba(6, 182, 212, 0.6) 70%,
            rgba(6, 182, 212, 0.2) 85%,
            transparent 100%);
    overflow: visible;
}

.line-glow {
    position: absolute;
    width: 100%;
    height: 100%;
    background: inherit;
    filter: blur(8px);
    opacity: 0.6;
}

/* Flow Particles */
.flow-particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: white;
    border-radius: 50%;
    left: 50%;
    transform: translateX(-50%);
    box-shadow:
        0 0 10px rgba(255, 255, 255, 0.8),
        0 0 20px var(--accent-color);
    animation: particleFlow 4s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

.flow-particle.particle-1 {
    animation-delay: 0s;
}

.flow-particle.particle-2 {
    animation-delay: 1.3s;
}

.flow-particle.particle-3 {
    animation-delay: 2.6s;
}

@keyframes particleFlow {
    0% {
        top: 0%;
        opacity: 0;
        transform: translateX(-50%) scale(0.5);
    }

    10% {
        opacity: 1;
        transform: translateX(-50%) scale(1);
    }

    50% {
        opacity: 1;
    }

    90% {
        opacity: 1;
        transform: translateX(-50%) scale(1);
    }

    100% {
        top: 100%;
        opacity: 0;
        transform: translateX(-50%) scale(0.5);
    }
}

/* Connection Node */
.connection-node {
    position: relative;
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
}

.node-outer-ring {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 2px solid transparent;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color)) border-box;
    -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    animation: ringRotate 8s linear infinite;
    opacity: 0.8;
}

.node-inner-ring {
    position: absolute;
    width: 80%;
    height: 80%;
    border: 2px solid transparent;
    border-radius: 50%;
    background: linear-gradient(225deg, var(--accent-color), var(--primary-color)) border-box;
    -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    animation: ringRotate 6s linear infinite reverse;
    opacity: 0.6;
}

@keyframes ringRotate {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.node-center {
    position: relative;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg,
            rgba(99, 102, 241, 0.2),
            rgba(6, 182, 212, 0.2));
    backdrop-filter: blur(10px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow:
        0 0 30px rgba(99, 102, 241, 0.4),
        inset 0 0 20px rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.node-center:hover {
    transform: scale(1.1);
    box-shadow:
        0 0 50px rgba(99, 102, 241, 0.6),
        inset 0 0 30px rgba(255, 255, 255, 0.2);
}

.node-dot {
    width: 12px;
    height: 12px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    animation: dotPulse 2s ease-in-out infinite;
    box-shadow: 0 0 15px rgba(99, 102, 241, 0.8);
}

@keyframes dotPulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.3);
        opacity: 0.7;
    }
}

/* Dual Path Section */
.dual-path-section {
    background: var(--bg-dark);
}

.path-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    margin-top: 3rem;
    flex-wrap: wrap;
}

.path-card {
    flex: 1;
    min-width: 350px;
    background: var(--bg-card);
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: all 0.3s;
}

.path-card:hover {
    transform: scale(1.02);
    box-shadow: 0 10px 40px rgba(99, 102, 241, 0.2);
}

.path-header {
    padding: 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.path-header.redemption {
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.2), rgba(8, 145, 178, 0.1));
}

.path-header.trading {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(124, 58, 237, 0.1));
}

.path-icon {
    font-size: 2.5rem;
}

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

.path-body {
    padding: 2rem;
}

.path-body>p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.path-example {
    background: rgba(99, 102, 241, 0.1);
    padding: 1.5rem;
    border-radius: 0.5rem;
    margin-bottom: 1.5rem;
}

.example-formula {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    flex-wrap: wrap;
}

.arrow-right {
    color: var(--primary-color);
    font-size: 1.5rem;
}

.yvc-badge {
    background: var(--primary-color);
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    color: white;
}

.path-features {
    list-style: none;
}

.path-features li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.5rem;
}

.path-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
}

.path-divider {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-color);
    padding: 2rem 1rem;
    background: var(--bg-card);
    border-radius: 50%;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--primary-color);
}

/* Economy Section - Premium Flow Design */
.economy-section {
    background: var(--bg-darker);
    position: relative;
}

.economy-wrapper {
    display: flex;
    flex-direction: column;
    gap: 3rem;
    margin-top: 3rem;
}

.flow-card {
    background: var(--bg-card);
    border-radius: 1.5rem;
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: all 0.3s;
}

.flow-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 20px 60px rgba(99, 102, 241, 0.2);
}

.flow-card-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 2rem 2.5rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.05));
    border-bottom: 1px solid var(--border-color);
}

.header-icon {
    font-size: 2.5rem;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
}

.flow-card-header h3 {
    color: var(--accent-color);
    font-size: 1.5rem;
    font-weight: 600;
}

.flow-card-body {
    padding: 3rem 2.5rem;
    overflow: hidden;
}

/* Value Flow Diagram - Refined Layout */
.value-flow-diagram {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    padding: 2rem 1rem;
}

@media (max-width: 1024px) {
    .value-flow-diagram {
        flex-direction: column;
        gap: 1rem;
    }

    .flow-stage {
        flex-direction: column;
        gap: 0.5rem;
        width: 100%;
    }

    .flow-connector {
        margin: 0;
        width: 100%;
    }

    .connector-line {
        width: 2px;
        height: 40px;
        background: linear-gradient(to bottom, var(--primary-color), var(--accent-color));
    }

    .connector-line::before {
        display: none;
    }

    .connector-line::after {
        content: '↓';
        right: auto;
        left: 50%;
        top: auto;
        bottom: -12px;
        transform: translateX(-50%);
    }

    .flow-connector.dual {
        margin: 0.5rem 0;
    }

    .dual-paths {
        width: 100%;
        max-width: 320px;
        margin: 0 auto;
    }
}

.flow-stage {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.flow-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    position: relative;
}

.node-wrapper {
    position: relative;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-dark);
    border-radius: 50%;
    border: 2px solid var(--primary-color);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.node-wrapper:hover {
    transform: scale(1.1);
    border-color: var(--accent-color);
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.3);
}

.node-wrapper.highlight {
    border-width: 3px;
    border-color: var(--success-color);
    width: 90px;
    height: 90px;
}

.node-glow-ring {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.3), transparent 70%);
    animation: pulse 2s ease-in-out infinite;
}

.node-glow-ring.strong {
    background: radial-gradient(circle, rgba(16, 185, 129, 0.4), transparent 70%);
    width: 110%;
    height: 110%;
}

.node-icon {
    font-size: 2rem;
    z-index: 1;
}

.node-logo {
    width: 45px;
    height: 45px;
    z-index: 1;
}

.node-label {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.9rem;
    text-align: center;
    white-space: nowrap;
}

/* Flow Connectors */
.flow-connector {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    margin: 0 1rem;
    position: relative;
}

.connector-line {
    width: 80px;
    height: 2px;
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
    position: relative;
    overflow: hidden;
}

.connector-line::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.4), transparent);
    animation: flowAnimation 2s ease-in-out infinite;
}

.connector-line::after {
    content: '→';
    position: absolute;
    right: -10px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--accent-color);
    font-size: 1.3rem;
    font-weight: bold;
}

@keyframes flowAnimation {
    0% {
        left: -100%;
    }

    100% {
        left: 100%;
    }
}

.connector-label {
    color: var(--text-secondary);
    font-size: 0.8rem;
    white-space: nowrap;
    background: var(--bg-dark);
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    border: 1px solid var(--border-color);
}

/* Dual Path Connector */
.flow-connector.dual {
    margin: 0 1.5rem;
}

.dual-paths {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding: 1.25rem;
    background: rgba(99, 102, 241, 0.05);
    border-radius: 1rem;
    border: 1px dashed var(--primary-color);
    transition: all 0.3s ease;
}

.dual-paths:hover {
    background: rgba(99, 102, 241, 0.08);
    border-color: var(--accent-color);
    transform: scale(1.02);
}

.dual-path {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
}

.dual-path:hover {
    background: rgba(6, 182, 212, 0.1);
    transform: translateX(4px);
}

.path-badge {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 0.35rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 700;
    white-space: nowrap;
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.3);
    transition: all 0.3s ease;
}

.dual-path:hover .path-badge {
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.5);
    transform: scale(1.05);
}

.path-action {
    color: var(--text-primary);
    font-size: 0.85rem;
    font-weight: 600;
    white-space: nowrap;
}

.dual-path::before {
    content: '→';
    color: var(--accent-color);
    font-size: 1.2rem;
    font-weight: bold;
    animation: arrowPulse 2s ease-in-out infinite;
}

@keyframes arrowPulse {

    0%,
    100% {
        transform: translateX(0);
        opacity: 0.7;
    }

    50% {
        transform: translateX(3px);
        opacity: 1;
    }
}

/* Guarantee Flow */
.guarantee-flow {
    padding: 2rem;
    background: rgba(99, 102, 241, 0.03);
    border-radius: 1rem;
    border: 1px solid rgba(99, 102, 241, 0.1);
    margin-bottom: 1.5rem;
    transition: all 0.3s;
}

.guarantee-flow:hover {
    background: rgba(99, 102, 241, 0.05);
    border-color: var(--primary-color);
}

.guarantee-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.label-icon {
    width: 32px;
    height: 32px;
}

.label-icon-text {
    font-size: 1.8rem;
}

.guarantee-label span {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1.1rem;
}

.guarantee-chain {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.chain-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    flex: 1;
    min-width: 80px;
    padding: 1rem;
    background: var(--bg-dark);
    border-radius: 0.75rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
}

.chain-node:hover {
    transform: translateY(-3px);
    border-color: var(--primary-color);
}

.chain-node.highlight {
    border-color: var(--accent-color);
    background: rgba(6, 182, 212, 0.05);
}

.chain-icon {
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chain-node span {
    color: var(--text-secondary);
    font-size: 0.85rem;
    text-align: center;
    line-height: 1.3;
}

.chain-connector {
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: bold;
    flex-shrink: 0;
}

/* AI Section */
.ai-section {
    background: var(--bg-dark);
}

.ai-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.ai-card {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
}

.ai-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
    box-shadow: 0 10px 40px rgba(6, 182, 212, 0.2);
}

.ai-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.ai-card h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.ai-card p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.ai-formula {
    background: rgba(6, 182, 212, 0.1);
    padding: 1rem;
    border-radius: 0.5rem;
    text-align: center;
    font-weight: 600;
    color: var(--accent-color);
    border: 1px solid rgba(6, 182, 212, 0.3);
}

/* Governance Section - Comparison Design */
.governance-comparison-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.comparison-card {
    background: var(--bg-card);
    border-radius: 1.5rem;
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: all 0.3s;
}

.comparison-card:hover {
    transform: translateY(-5px);
    border-color: var(--secondary-color);
    box-shadow: 0 10px 40px rgba(139, 92, 246, 0.2);
}

.comparison-header {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(124, 58, 237, 0.1));
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.param-icon {
    font-size: 2rem;
}

.comparison-header h3 {
    color: var(--text-primary);
    font-size: 1.3rem;
}

.comparison-body {
    padding: 2rem;
    display: flex;
    align-items: stretch;
    gap: 1.5rem;
}

.comparison-side {
    flex: 1;
    background: rgba(99, 102, 241, 0.05);
    padding: 1.5rem;
    border-radius: 1rem;
    border: 2px solid transparent;
    transition: all 0.3s;
}

.comparison-side:hover {
    border-color: var(--primary-color);
    transform: scale(1.02);
}

.increase-side {
    border-color: rgba(245, 158, 11, 0.3);
}

.decrease-side {
    border-color: rgba(6, 182, 212, 0.3);
}

.yvc-side {
    border-color: rgba(16, 185, 129, 0.3);
}

.ebc-side {
    border-color: rgba(99, 102, 241, 0.3);
}

.side-badge {
    background: var(--primary-color);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 2rem;
    font-weight: 700;
    font-size: 1rem;
    display: inline-block;
    margin-bottom: 1.5rem;
}

.side-effects {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.effect-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.effect-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.effect-item p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.comparison-divider {
    display: flex;
    align-items: center;
    justify-content: center;
}

.divider-vs {
    background: var(--secondary-color);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
    border: 3px solid var(--bg-card);
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.5);
}

.governance-stakeholders {
    margin-top: 3rem;
}

.stakeholder-card {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(99, 102, 241, 0.1));
    padding: 3rem;
    border-radius: 1rem;
    border: 1px solid var(--secondary-color);
    text-align: center;
}

.stakeholder-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.stakeholder-card h4 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 2rem;
}

.conflict-pairs {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.conflict-pair {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    font-size: 1.1rem;
    font-weight: 600;
}

.conflict-pair span:first-child {
    color: var(--primary-color);
}

.conflict-pair span:last-child {
    color: var(--accent-color);
}

.vs {
    background: var(--secondary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    font-weight: 700;
}

.stakeholder-card p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Innovation Section */
.innovation-section {
    background: var(--bg-dark);
}

.innovation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.innovation-card {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
    position: relative;
}

.innovation-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 40px rgba(99, 102, 241, 0.2);
}

.innovation-number {
    position: absolute;
    top: -15px;
    right: 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
}

.innovation-card h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.innovation-card p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Footer */
.footer {
    background: var(--bg-darker);
    padding: 3rem 0 1.5rem;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    gap: 3rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.footer-brand {
    flex: 1;
    min-width: 250px;
}

.footer-logo {
    height: 40px;
    margin-bottom: 1rem;
}

.footer-brand p {
    color: var(--text-secondary);
}

.footer-links {
    display: flex;
    gap: 3rem;
}

.footer-column {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-column h4 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.footer-column a {
    color: var(--text-secondary);
    transition: color 0.3s;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
}

/* Responsive Design */
@media (max-width: 900px) {
    .dual-coin-container {
        flex-direction: column;
        align-items: center;
    }

    .coin-card {
        min-width: 100%;
        max-width: 500px;
    }

    .coin-divider {
        width: 100%;
        padding: 2rem 0;
    }

    .connection-wrapper {
        width: 100%;
        min-height: 150px;
        max-width: 400px;
        flex-direction: row;
        padding: 0 1rem;
    }

    .connection-line {
        width: 100%;
        height: 2px;
        background: linear-gradient(to right,
                transparent 0%,
                rgba(99, 102, 241, 0.2) 15%,
                rgba(99, 102, 241, 0.6) 30%,
                var(--primary-color) 45%,
                var(--accent-color) 55%,
                rgba(6, 182, 212, 0.6) 70%,
                rgba(6, 182, 212, 0.2) 85%,
                transparent 100%) !important;
    }

    .flow-particle {
        top: 50% !important;
        left: 0;
        transform: translateY(-50%);
        animation: particleFlowHorizontal 4s cubic-bezier(0.4, 0, 0.2, 1) infinite;
    }

    @keyframes particleFlowHorizontal {
        0% {
            left: 0%;
            opacity: 0;
            transform: translateY(-50%) scale(0.5);
        }

        10% {
            opacity: 1;
            transform: translateY(-50%) scale(1);
        }

        50% {
            opacity: 1;
        }

        90% {
            opacity: 1;
            transform: translateY(-50%) scale(1);
        }

        100% {
            left: 100%;
            opacity: 0;
            transform: translateY(-50%) scale(0.5);
        }
    }

    .connection-node {
        flex-shrink: 0;
    }

    /* Dual Path VS - Better adaptation for medium screens */
    .path-container {
        flex-direction: column;
        align-items: stretch;
    }

    .path-card {
        min-width: 100%;
    }

    .path-divider {
        align-self: center;
        margin: 1rem 0;
    }

    /* Platform Value Guarantee - Ensure full width cards on small screens */
    .guarantee-chain {
        flex-direction: column;
        align-items: stretch;
    }

    .chain-node {
        width: 100%;
        flex: none;
    }

    .chain-connector {
        align-self: center;
        transform: rotate(90deg);
        margin: 0.5rem 0;
    }
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .hero-stats {
        gap: 2rem;
    }

    .stat-number {
        font-size: 2rem;
    }

    .nav-links {
        gap: 1rem;
    }

    .nav-links a {
        display: none;
    }

    .section-title {
        font-size: 2rem;
    }

    .flow-card-body {
        padding: 2rem 1rem;
    }

    .path-divider {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }

    .conflict-pair {
        flex-direction: column;
        gap: 0.5rem;
    }

    .footer-content {
        flex-direction: column;
    }

    /* Journey Timeline Responsive */
    .journey-timeline {
        flex-direction: column;
        align-items: center;
    }

    .timeline-track {
        display: none;
    }

    .timeline-step {
        width: 100%;
        margin: 1.5rem 0;
    }

    .step-connector {
        display: none;
    }

    .step-icon-wrapper {
        width: 100px;
        height: 100px;
    }

    .icon-orbit {
        width: 120px;
        height: 120px;
    }

    /* Economy Flow Responsive */
    .value-flow-diagram {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem 0;
    }

    .flow-stage {
        flex-direction: column;
        gap: 0.5rem;
        width: 100%;
    }

    .flow-connector {
        margin: 0;
        width: 100%;
    }

    .connector-line {
        width: 2px;
        height: 40px;
        background: linear-gradient(to bottom, var(--primary-color), var(--accent-color));
    }

    .connector-line::after {
        content: '↓';
        right: auto;
        left: 50%;
        top: auto;
        bottom: -12px;
        transform: translateX(-50%);
    }

    .flow-connector.dual {
        margin: 0;
    }

    .dual-paths {
        width: 100%;
        max-width: 280px;
        margin: 0 auto;
    }

    /* Governance Comparison Responsive */
    .governance-comparison-grid {
        grid-template-columns: 1fr;
    }

    .comparison-body {
        flex-direction: column;
        gap: 1rem;
    }

    .comparison-divider {
        transform: rotate(90deg);
    }

    .divider-vs {
        width: 40px;
        height: 40px;
        font-size: 0.9rem;
    }

    /* System & Coin Cards */
    .systems-grid,
    .dual-coin-container {
        grid-template-columns: 1fr;
    }
}

/* Extra Small Screens - Mobile Phones */
@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    /* Dual Path VS - Even smaller on phones */
    .path-divider {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
        padding: 1rem 0.5rem;
    }

    .path-card {
        min-width: 100%;
    }

    /* Platform Value Guarantee - Compact cards on phones */
    .chain-node {
        padding: 0.75rem;
        min-width: 100%;
    }

    .chain-node span {
        font-size: 0.8rem;
    }

    .chain-icon {
        font-size: 1.3rem;
    }

    .guarantee-flow {
        padding: 1.5rem;
    }

    .flow-card-body {
        padding: 2rem 1rem;
    }

    .flow-card-header {
        padding: 1.5rem 1rem;
    }
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Selection */
::selection {
    background: var(--primary-color);
    color: white;
}