/* ===================================
   ZionCoin Website Styles
   =================================== */

/* ===== CSS Reset & Base ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors */
    --primary-color: #4F46E5;
    --secondary-color: #10B981;
    --accent-gold: #F59E0B;
    --accent-purple: #8B5CF6;
    --dark-bg: #0F172A;
    --dark-card: #1E293B;
    --dark-border: #334155;
    --light-text: #F8FAFC;
    --gray-text: #94A3B8;
    --white: #FFFFFF;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #4F46E5 0%, #7C3AED 100%);
    --gradient-gold: linear-gradient(135deg, #F59E0B 0%, #EF4444 100%);
    --gradient-overlay: linear-gradient(180deg, rgba(15, 23, 42, 0) 0%, rgba(15, 23, 42, 0.95) 100%);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 30px rgba(79, 70, 229, 0.3);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

body {
    font-family: var(--font-family);
    background-color: var(--dark-bg);
    color: var(--light-text);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

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

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

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
    transition: var(--transition-base);
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--dark-border);
    padding: var(--spacing-sm) 0;
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.logo i {
    font-size: 2rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.nav-menu a {
    font-size: 0.95rem;
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: var(--transition-base);
}

.nav-menu a:hover,
.nav-menu a.active {
    background: rgba(79, 70, 229, 0.1);
    color: var(--primary-color);
}

.nav-actions {
    display: flex;
    gap: var(--spacing-sm);
}

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

.hamburger span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--light-text);
    border-radius: 2px;
    transition: var(--transition-base);
}

/* ===== Buttons ===== */
.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    box-shadow: var(--shadow-glow);
    transition: var(--transition-base);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 40px rgba(79, 70, 229, 0.5);
}

.btn-secondary {
    background: transparent;
    color: var(--light-text);
    border: 1px solid var(--dark-border);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition-base);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--primary-color);
}

.btn-outline {
    background: transparent;
    color: var(--light-text);
    border: 2px solid rgba(255, 255, 255, 0.1);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: var(--transition-base);
}

.btn-outline:hover {
    border-color: var(--primary-color);
    background: rgba(79, 70, 229, 0.1);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.05rem;
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%, rgba(79, 70, 229, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 70% 60%, rgba(16, 185, 129, 0.1) 0%, transparent 50%);
    z-index: -1;
}

.hero-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    animation: fadeInUp 0.8s ease;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: rgba(79, 70, 229, 0.1);
    border: 1px solid rgba(79, 70, 229, 0.3);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: var(--spacing-lg);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
    background: linear-gradient(135deg, var(--light-text) 0%, rgba(248, 250, 252, 0.7) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-text);
    max-width: 700px;
    margin: 0 auto var(--spacing-2xl);
    line-height: 1.8;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.stat-card {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: var(--transition-base);
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-glow);
}

.stat-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.stat-content {
    text-align: left;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--light-text);
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-text);
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

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

/* ===== Section Headers ===== */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray-text);
    max-width: 600px;
    margin: 0 auto;
}

.badge {
    display: inline-block;
    background: var(--gradient-primary);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

/* ===== Challenge & Vision Section ===== */
.challenge-vision {
    padding: var(--spacing-2xl) 0;
}

.cv-grid {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.cv-card {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
}

.cv-card.babylon {
    border-color: rgba(239, 68, 68, 0.3);
}

.cv-card.zion {
    border-color: rgba(16, 185, 129, 0.3);
}

.cv-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: var(--spacing-lg);
}

.cv-card.babylon .cv-icon {
    background: var(--gradient-gold);
}

.cv-card h3 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-lg);
}

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

.cv-list li {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--dark-border);
}

.cv-list li:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.cv-list i {
    font-size: 1.25rem;
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.cv-list .fa-times-circle {
    color: #EF4444;
}

.cv-list .fa-check-circle {
    color: var(--secondary-color);
}

.cv-list strong {
    display: block;
    color: var(--light-text);
    margin-bottom: 0.25rem;
}

.cv-list p {
    color: var(--gray-text);
    font-size: 0.95rem;
}

.cv-divider {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.divider-line {
    width: 2px;
    height: 100px;
    background: linear-gradient(180deg, rgba(79, 70, 229, 0) 0%, var(--primary-color) 50%, rgba(79, 70, 229, 0) 100%);
}

.divider-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

/* ===== Four Pillars Section ===== */
.four-pillars {
    padding: var(--spacing-2xl) 0;
    background: rgba(30, 41, 59, 0.3);
}

.pillars-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.pillar-card {
    position: relative;
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: var(--transition-base);
    overflow: hidden;
}

.pillar-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-glow);
}

.pillar-number {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 3rem;
    font-weight: 800;
    color: rgba(79, 70, 229, 0.1);
    line-height: 1;
}

.pillar-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: var(--spacing-lg);
}

.pillar-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.pillar-card p {
    color: var(--gray-text);
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}

.pillar-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--primary-color);
    font-weight: 600;
    transition: var(--transition-base);
}

.pillar-link:hover {
    gap: var(--spacing-sm);
}

.pillar-hover-effect {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: var(--transition-base);
}

.pillar-card:hover .pillar-hover-effect {
    transform: scaleX(1);
}

/* ===== Why Solana Section ===== */
.why-solana {
    padding: var(--spacing-2xl) 0;
}

.why-solana-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.why-solana-text h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.lead {
    font-size: 1.125rem;
    color: var(--gray-text);
    margin-bottom: var(--spacing-xl);
}

.feature-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.feature-item {
    display: flex;
    gap: var(--spacing-md);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.feature-content h4 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.feature-content p {
    color: var(--gray-text);
    line-height: 1.7;
}

.why-solana-visual {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
}

.comparison-chart h4 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.chart-bars {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.chart-bar {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.bar-label {
    width: 100px;
    font-weight: 600;
}

.bar-container {
    flex: 1;
    height: 50px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-sm);
    position: relative;
    overflow: hidden;
}

.bar-fill {
    height: 100%;
    background: var(--gradient-gold);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    padding: 0 var(--spacing-md);
    animation: fillBar 1.5s ease;
}

.bar-fill.solana {
    background: var(--gradient-primary);
}

.bar-value {
    font-weight: 700;
    font-size: 0.875rem;
    white-space: nowrap;
}

/* ===== Tokenomics Preview ===== */
.tokenomics-preview {
    padding: var(--spacing-2xl) 0;
    background: rgba(30, 41, 59, 0.3);
}

.tokenomics-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
    margin-bottom: var(--spacing-xl);
}

.token-chart {
    position: relative;
    max-width: 400px;
    margin: 0 auto;
}

.chart-center-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.center-value {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--light-text);
}

.center-label {
    font-size: 0.875rem;
    color: var(--gray-text);
}

.token-breakdown {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.breakdown-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    transition: var(--transition-base);
}

.breakdown-item:hover {
    border-color: var(--primary-color);
    transform: translateX(10px);
}

.breakdown-color {
    width: 12px;
    height: 60px;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.breakdown-content {
    flex: 1;
}

.breakdown-label {
    font-size: 0.875rem;
    color: var(--gray-text);
    margin-bottom: 0.25rem;
}

.breakdown-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--light-text);
}

.breakdown-amount {
    font-size: 0.875rem;
    color: var(--gray-text);
}

.token-cta {
    text-align: center;
}

/* ===== Roadmap Section ===== */
.roadmap {
    padding: var(--spacing-2xl) 0;
}

.timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--primary-color) 0%, rgba(79, 70, 229, 0.3) 100%);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-2xl);
    opacity: 0.6;
    transition: var(--transition-base);
}

.timeline-item.completed,
.timeline-item.active {
    opacity: 1;
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-left: auto;
    margin-right: 50%;
    padding-right: var(--spacing-xl);
    text-align: right;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-left: 50%;
    padding-left: var(--spacing-xl);
}

.timeline-dot {
    position: absolute;
    left: 50%;
    top: 0;
    width: 20px;
    height: 20px;
    background: var(--dark-card);
    border: 4px solid var(--primary-color);
    border-radius: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.timeline-item.completed .timeline-dot {
    background: var(--primary-color);
}

.timeline-item.active .timeline-dot {
    animation: pulse 2s ease-in-out infinite;
}

.timeline-content {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    width: 45%;
}

.timeline-badge {
    display: inline-block;
    background: var(--gradient-primary);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.timeline-content h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.timeline-content > p {
    color: var(--gray-text);
    margin-bottom: var(--spacing-md);
}

.timeline-content ul {
    list-style: none;
}

.timeline-content li {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.5rem 0;
    color: var(--gray-text);
    font-size: 0.95rem;
}

.timeline-content li i {
    color: var(--primary-color);
}

.timeline-item.completed li i {
    color: var(--secondary-color);
}

/* ===== Use Cases Section ===== */
.use-cases {
    padding: var(--spacing-2xl) 0;
    background: rgba(30, 41, 59, 0.3);
}

.use-cases-slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.use-case-card {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-base);
}

.use-case-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-glow);
}

.use-case-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.use-case-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.use-case-card:hover .use-case-image img {
    transform: scale(1.1);
}

.use-case-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-overlay);
    display: flex;
    align-items: center;
    justify-content: center;
}

.use-case-overlay i {
    font-size: 3rem;
    color: var(--white);
    opacity: 0.9;
}

.use-case-content {
    padding: var(--spacing-lg);
}

.use-case-content h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.use-case-content p {
    color: var(--gray-text);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.use-case-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--primary-color);
    font-weight: 600;
    transition: var(--transition-base);
}

.use-case-link:hover {
    gap: var(--spacing-sm);
}

/* ===== Community Section ===== */
.community {
    padding: var(--spacing-2xl) 0;
}

.community-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.community-text h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.community-text > p {
    color: var(--gray-text);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
}

.community-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

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

.community-stat .stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.community-stat .stat-text {
    font-size: 0.875rem;
    color: var(--gray-text);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.social-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    transition: var(--transition-base);
}

.social-link:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.social-link.discord:hover {
    border-color: #5865F2;
    background: rgba(88, 101, 242, 0.1);
}

.social-link.twitter:hover {
    border-color: #1DA1F2;
    background: rgba(29, 161, 242, 0.1);
}

.social-link.telegram:hover {
    border-color: #0088CC;
    background: rgba(0, 136, 204, 0.1);
}

.social-link.github:hover {
    border-color: #F8FAFC;
    background: rgba(248, 250, 252, 0.1);
}

.community-visual {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
}

.community-card h4 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
}

.update-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    transition: var(--transition-base);
}

.update-item:hover {
    background: rgba(79, 70, 229, 0.05);
}

.update-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.update-content h5 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.update-content p {
    color: var(--gray-text);
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.update-time {
    font-size: 0.75rem;
    color: var(--gray-text);
    opacity: 0.7;
}

/* ===== Newsletter Section ===== */
.newsletter {
    padding: var(--spacing-2xl) 0;
    background: rgba(30, 41, 59, 0.3);
}

.newsletter-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.newsletter-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto var(--spacing-lg);
}

.newsletter-content h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.newsletter-content p {
    color: var(--gray-text);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
}

.newsletter-form {
    display: flex;
    gap: var(--spacing-sm);
}

.newsletter-form input {
    flex: 1;
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    color: var(--light-text);
    padding: 1rem 1.5rem;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    transition: var(--transition-base);
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.newsletter-form input::placeholder {
    color: var(--gray-text);
}

/* ===== Footer ===== */
.footer {
    background: var(--dark-card);
    border-top: 1px solid var(--dark-border);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-main {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.footer-logo i {
    font-size: 2rem;
}

.footer-col p {
    color: var(--gray-text);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(79, 70, 229, 0.1);
    border: 1px solid var(--dark-border);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
}

.footer-social a:hover {
    background: var(--gradient-primary);
    border-color: var(--primary-color);
    transform: translateY(-3px);
}

.footer-col h4 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
}

.footer-col ul {
    list-style: none;
}

.footer-col li {
    margin-bottom: var(--spacing-xs);
}

.footer-col a {
    color: var(--gray-text);
    font-size: 0.95rem;
    transition: var(--transition-base);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--dark-border);
}

.footer-legal {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.footer-legal a {
    color: var(--gray-text);
    font-size: 0.875rem;
}

.footer-legal span {
    color: var(--dark-border);
}

.footer-copy p {
    color: var(--gray-text);
    font-size: 0.875rem;
}

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

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(1.1);
    }
}

@keyframes fillBar {
    from {
        width: 0;
    }
}

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--dark-bg);
        flex-direction: column;
        padding: var(--spacing-xl);
        transition: var(--transition-base);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .nav-actions {
        display: none;
    }
    
    .cv-grid {
        grid-template-columns: 1fr;
    }
    
    .cv-divider {
        flex-direction: row;
        justify-content: center;
    }
    
    .divider-line {
        width: 100px;
        height: 2px;
    }
    
    .why-solana-content,
    .tokenomics-content,
    .community-content {
        grid-template-columns: 1fr;
    }
    
    .footer-main {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .hero-stats {
        grid-template-columns: 1fr;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .pillars-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item:nth-child(odd) .timeline-content,
    .timeline-item:nth-child(even) .timeline-content {
        margin: 0;
        padding-left: var(--spacing-2xl);
        text-align: left;
        width: calc(100% - var(--spacing-2xl));
        margin-left: var(--spacing-xl);
    }
    
    .timeline-dot {
        left: 20px;
    }
    
    .use-cases-slider {
        grid-template-columns: 1fr;
    }
    
    .community-stats {
        grid-template-columns: 1fr;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .footer-main {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .social-links {
        flex-direction: column;
    }
}