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

:root {
    /* Colors */
    --bg-dark: #0a0a0f;
    --bg-card: #1a1a24;
    --bg-hover: #252536;
    --text-primary: #e2e8f0;
    --text-secondary: #94a3b8;
    --accent-primary: #60a5fa;
    --accent-secondary: #34d399;
    --accent-warning: #f59e0b;
    --accent-danger: #ef4444;
    --border-color: rgba(96, 165, 250, 0.2);

    /* Typography */
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --font-mono: 'Courier New', monospace;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 16px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
}

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

.logo h1 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
}

.logo .dc {
    color: var(--accent-primary);
}

.logo .tagline {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: -5px;
}

.nav {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.2s;
}

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

.nav a.cta-link {
    color: var(--accent-primary);
    border: 1px solid var(--accent-primary);
    padding: 8px 16px;
    border-radius: 6px;
}

.nav a.cta-link:hover {
    background: var(--accent-primary);
    color: var(--bg-dark);
}

/* Hero */
.hero {
    padding: 80px 0 60px;
    background: linear-gradient(135deg, var(--bg-dark) 0%, #1a1a2e 100%);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-title {
    font-size: 3rem;
    line-height: 1.2;
    margin-bottom: 20px;
    font-weight: 700;
}

.hero-title .highlight {
    color: var(--accent-danger);
    text-decoration: underline;
    text-decoration-color: var(--accent-danger);
    text-decoration-thickness: 3px;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 30px;
    line-height: 1.8;
}

.hero-ctas {
    display: flex;
    gap: 15px;
}

/* Crisis Grid */
.crisis-grid {
    display: grid;
    gap: 20px;
}

.crisis-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 25px;
    transition: transform 0.2s, border-color 0.2s;
}

.crisis-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-primary);
}

.crisis-card.kinetic {
    border-left: 4px solid var(--accent-danger);
}

.crisis-card.legitimacy {
    border-left: 4px solid var(--accent-warning);
}

.crisis-card.environmental {
    border-left: 4px solid var(--accent-secondary);
}

.crisis-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.crisis-card h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: var(--accent-primary);
}

.crisis-card p {
    color: var(--text-secondary);
    margin-bottom: 15px;
}

.crisis-stat {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.2s;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: var(--accent-primary);
    color: var(--bg-dark);
}

.btn-primary:hover {
    background: #3b82f6;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(96, 165, 250, 0.3);
}

.btn-secondary {
    background: transparent;
    border: 1px solid var(--accent-primary);
    color: var(--accent-primary);
}

.btn-secondary:hover {
    background: var(--accent-primary);
    color: var(--bg-dark);
}

.btn-primary-large {
    padding: 16px 40px;
    font-size: 1.1rem;
}

/* Sections */
.section {
    padding: 80px 0;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 20px;
    text-align: center;
    font-weight: 700;
}

.section-intro {
    font-size: 1.2rem;
    color: var(--text-secondary);
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
    line-height: 1.8;
}

/* Crisis Section */
.crisis-section {
    background: var(--bg-card);
}

/* Timeline */
.timeline {
    max-width: 900px;
    margin: 60px auto;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 100px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--accent-primary);
    opacity: 0.3;
}

.timeline-item {
    display: grid;
    grid-template-columns: 180px 1fr;
    gap: 40px;
    margin-bottom: 40px;
    position: relative;
}

.timeline-date {
    text-align: right;
    font-weight: 700;
    color: var(--accent-primary);
    font-size: 0.9rem;
}

.timeline-content {
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
}

.timeline-content h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--text-primary);
}

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

.timeline-content strong {
    color: var(--accent-warning);
}

/* Crisis Stats */
.crisis-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-top: 60px;
}

.stat-card {
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    transition: transform 0.2s, border-color 0.2s;
}

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

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent-primary);
    margin-bottom: 10px;
}

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

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

/* Pillars */
.pillars {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 80px;
}

.pillar {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 30px;
    transition: transform 0.2s, border-color 0.2s;
}

.pillar:hover {
    transform: translateY(-5px);
    border-color: var(--accent-primary);
}

.pillar-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.pillar h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: var(--accent-primary);
}

.pillar p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.7;
}

.pillar-features {
    list-style: none;
    margin-bottom: 20px;
}

.pillar-features li {
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.pillar-features li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent-secondary);
}

.pillar-solution {
    background: var(--bg-dark);
    border-left: 3px solid var(--accent-secondary);
    padding: 12px 15px;
    border-radius: 4px;
    margin-top: 20px;
    font-size: 0.9rem;
}

.pillar-solution strong {
    color: var(--accent-secondary);
}

/* Comparison Table */
.comparison {
    max-width: 1000px;
    margin: 0 auto;
}

.comparison h3 {
    font-size: 1.8rem;
    margin-bottom: 30px;
    text-align: center;
    color: var(--text-primary);
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
}

.comparison-table thead {
    background: var(--bg-dark);
}

.comparison-table th {
    padding: 15px;
    text-align: left;
    font-weight: 600;
    color: var(--accent-primary);
    border-bottom: 1px solid var(--border-color);
}

.comparison-table td {
    padding: 15px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.comparison-table tbody tr:hover {
    background: var(--bg-hover);
}

.comparison-table tbody tr td:first-child {
    font-weight: 600;
    color: var(--text-primary);
}

.comparison-table tbody tr td:nth-child(2) {
    color: var(--accent-danger);
}

.comparison-table tbody tr td:nth-child(3) {
    color: var(--accent-secondary);
}

/* Community Section */
.community-section {
    background: var(--bg-card);
}

.net-positive-explainer {
    max-width: 900px;
    margin: 0 auto 80px;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 40px;
}

.net-positive-explainer h3 {
    font-size: 1.8rem;
    margin-bottom: 30px;
    text-align: center;
    color: var(--accent-primary);
}

.calculator-visual {
    display: grid;
    grid-template-columns: 2fr auto 2fr;
    gap: 30px;
    align-items: center;
    margin-bottom: 30px;
}

.calc-side h4 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.calc-side.inputs h4 {
    color: var(--accent-danger);
}

.calc-side.outputs h4 {
    color: var(--accent-secondary);
}

.calc-side ul {
    list-style: none;
}

.calc-side ul li {
    padding: 10px 0;
    padding-left: 25px;
    position: relative;
    color: var(--text-secondary);
}

.calc-side.inputs ul li::before {
    content: '−';
    position: absolute;
    left: 0;
    color: var(--accent-danger);
    font-size: 1.5rem;
}

.calc-side.outputs ul li::before {
    content: '+';
    position: absolute;
    left: 0;
    color: var(--accent-secondary);
    font-size: 1.5rem;
}

.calc-arrow {
    font-size: 3rem;
    color: var(--accent-primary);
}

.calc-formula {
    background: var(--bg-card);
    border-left: 3px solid var(--accent-primary);
    padding: 20px;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.95rem;
    line-height: 1.8;
}

/* Governance Model */
.governance-model {
    max-width: 900px;
    margin: 0 auto 80px;
}

.governance-model h3 {
    font-size: 1.8rem;
    margin-bottom: 15px;
    text-align: center;
    color: var(--accent-primary);
}

.governance-model > p {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.governance-diagram {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.stakeholder {
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
}

.stakeholder-icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

.stakeholder h4 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.stakeholder p {
    color: var(--text-secondary);
    line-height: 1.7;
}

.stakeholder strong {
    color: var(--accent-warning);
}

.governance-note {
    text-align: center;
    background: var(--bg-dark);
    border: 1px solid var(--accent-warning);
    border-radius: 8px;
    padding: 20px;
    color: var(--text-secondary);
}

.governance-note strong {
    color: var(--accent-warning);
}

/* Pilot Program */
.pilot-program {
    max-width: 800px;
    margin: 0 auto;
    background: var(--bg-dark);
    border: 1px solid var(--accent-primary);
    border-radius: 12px;
    padding: 40px;
}

.pilot-program h3 {
    font-size: 1.8rem;
    margin-bottom: 15px;
    color: var(--accent-primary);
}

.pilot-program > p {
    color: var(--text-secondary);
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.pilot-requirements, .pilot-deliverables {
    margin-bottom: 30px;
}

.pilot-requirements h4, .pilot-deliverables h4 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.pilot-requirements ul, .pilot-deliverables ul {
    list-style: none;
}

.pilot-requirements ul li, .pilot-deliverables ul li {
    padding: 10px 0;
    padding-left: 25px;
    position: relative;
    color: var(--text-secondary);
}

.pilot-requirements ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-primary);
}

.pilot-deliverables ul li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent-secondary);
}

.pilot-program .btn {
    margin-top: 20px;
}

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

.membership-tiers {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.tier {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 35px;
}

.tier h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--accent-primary);
}

.tier > p {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.tier ul {
    list-style: none;
    margin-bottom: 20px;
}

.tier ul li {
    padding: 10px 0;
    padding-left: 25px;
    position: relative;
    color: var(--text-secondary);
}

.tier ul li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent-secondary);
}

.tier strong {
    display: block;
    margin-top: 20px;
    margin-bottom: 15px;
    color: var(--text-primary);
}

/* Whitepaper CTA */
.whitepaper-cta {
    background: linear-gradient(135deg, #1a1a2e 0%, var(--bg-dark) 100%);
    text-align: center;
    padding: 100px 0;
}

.whitepaper-cta h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.whitepaper-cta p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Contact Section */
.contact-section {
    background: var(--bg-card);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--accent-primary);
}

.contact-info p {
    color: var(--text-secondary);
    margin-bottom: 15px;
}

.contact-info a {
    color: var(--accent-primary);
    text-decoration: none;
}

.contact-info a:hover {
    text-decoration: underline;
}

/* Contact Form */
.contact-form form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-form label {
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 5px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 12px;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 1rem;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
}

.contact-form button {
    width: fit-content;
}

/* Footer */
.footer {
    background: var(--bg-dark);
    border-top: 1px solid var(--border-color);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.footer-brand .dc {
    color: var(--accent-primary);
}

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

.footer-links h4 {
    font-size: 1rem;
    margin-bottom: 15px;
    color: var(--accent-primary);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-bottom a {
    color: var(--accent-primary);
    text-decoration: none;
}

.footer-bottom a:hover {
    text-decoration: underline;
}

/* Visual Asset Sections */
.crisis-map,
.topology-visualization,
.microdc-architecture {
    max-width: 1000px;
    margin: 60px auto;
    padding: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
}

.crisis-map h3,
.topology-visualization h3,
.microdc-architecture h3 {
    font-size: 1.8rem;
    margin-bottom: 30px;
    text-align: center;
    color: var(--accent-primary);
}

.crisis-map img,
.topology-visualization img,
.microdc-architecture img {
    width: 100%;
    max-width: 1000px;
    height: auto;
    margin: 0 auto;
    display: block;
    border-radius: 8px;
}

/* Responsive */
@media (max-width: 968px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .calculator-visual {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .calc-arrow {
        transform: rotate(90deg);
        text-align: center;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }

    .timeline::before {
        left: 80px;
    }

    .timeline-item {
        grid-template-columns: 140px 1fr;
        gap: 30px;
    }
}

@media (max-width: 640px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

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

    .section-intro {
        font-size: 1rem;
    }

    .nav {
        display: none;
    }

    .pillars,
    .membership-tiers {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .timeline::before {
        left: 0;
    }

    .timeline-item {
        grid-template-columns: 1fr;
    }

    .timeline-date {
        text-align: left;
    }
}