/* Application Operating System - Landing Page Styles */
/* Design: Dark theme with gold accents */

/* Font Faces */
@font-face {
    font-family: 'Syne';
    src: url('/fonts/Syne-SemiBold.woff2') format('woff2');
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Inter';
    src: url('/fonts/Inter-Variable.woff2') format('woff2');
    font-weight: 300 500;
    font-style: normal;
    font-display: swap;
}

:root {
    /* Colors - High contrast dark theme */
    --color-bg: #1a1a1a;
    --color-bg-elevated: #222222;
    --color-bg-card: #252525;
    --color-bg-card-hover: #2a2a2a;
    --color-border: rgba(255, 255, 255, 0.12);
    --color-border-subtle: rgba(255, 255, 255, 0.06);

    --color-text-primary: #ffffff;
    --color-text-secondary: #b8b8b8;
    --color-text-muted: #777777;

    --color-accent: #f5c542;
    --color-accent-hover: #ffd666;
    --color-accent-subtle: rgba(245, 197, 66, 0.12);

    --color-success: #4ade80;
    --color-info: #60a5fa;

    /* Typography */
    --font-display: 'Syne', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Spacing - Tighter */
    --space-xs: 0.375rem;
    --space-sm: 0.75rem;
    --space-md: 1.25rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4.5rem;
    --space-3xl: 7rem;

    /* Container */
    --container-max: 1200px;
    --container-padding: 1.5rem;

    /* Animation */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text-secondary);
    background-color: var(--color-bg);
    overflow-x: hidden;
}

/* Background Canvas */
#dynamic-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: auto;
}

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

/* Navigation - Modern, clean */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: var(--space-sm) 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border-subtle);
}

.navbar.scrolled {
    background: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(8px);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 56px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    transition: all 0.2s var(--ease-out);
}

.logo:hover {
    opacity: 0.85;
}

.logo-icon {
    font-size: 2.25rem;
    color: var(--color-accent);
    line-height: 0.8;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-primary);
    letter-spacing: 0.01em;
}

.nav-links {
    display: flex;
    gap: var(--space-xl);
    list-style: none;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

.nav-links a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 400;
    transition: color 0.2s var(--ease-out);
    position: relative;
    padding: 0.25rem 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width 0.2s var(--ease-out);
    border-radius: 1px;
}

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

.nav-links a:hover::after {
    width: 100%;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.nav-social {
    display: flex;
    align-items: center;
    color: var(--color-text-secondary);
    transition: color 0.2s var(--ease-out);
}

.nav-social:hover {
    color: var(--color-text-primary);
}

.nav-social svg {
    width: 20px;
    height: 20px;
}

.nav-cta {
    color: #111;
    background: var(--color-accent);
    padding: 0.5rem 1.125rem;
    border-radius: 3px;
    text-decoration: none;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: all 0.2s var(--ease-out);
}

.nav-cta:hover {
    background: var(--color-accent-hover);
    box-shadow: 0 4px 20px rgba(245, 197, 66, 0.3);
}

/* Hero Section */
.hero {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    align-items: center;
    gap: var(--space-xl);
    max-width: var(--container-max);
    margin: 0 auto;
    padding: var(--space-3xl) var(--container-padding) var(--space-xl);
}

.hero-content {
    max-width: 650px;
}

.hero-visual {
    display: flex;
    justify-content: flex-end;
}

.hero-eyebrow {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
    padding-left: 2px;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3.25rem);
    font-weight: 400;
    line-height: 1.15;
    color: var(--color-text-primary);
    margin-bottom: 0;
    letter-spacing: -0.02em;
}

.hero-title em {
    color: var(--color-accent);
    font-style: normal;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-text-secondary);
    margin-top: var(--space-md);
    max-width: 800px;
}

.hero-subtitle strong {
    color: var(--color-accent);
    font-weight: 600;
}

.hero-subtitle em {
    color: var(--color-text-primary);
    font-style: italic;
    font-weight: 500;
}

.hero-mapping {
    list-style: none;
    padding: 0;
    margin: var(--space-md) 0;
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs) var(--space-md);
}

.hero-mapping li {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

.hero-mapping strong {
    color: var(--color-accent);
    font-weight: 600;
}

.hero-description {
    font-size: 1.05rem;
    line-height: 1.75;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
}

.hero-description strong {
    color: var(--color-text-primary);
    font-weight: 500;
}

.hero-description em {
    color: var(--color-accent);
    font-style: italic;
}

.hero-quote {
    margin: var(--space-md) 0;
    padding: var(--space-sm) 0;
    border-left: 2px solid var(--color-accent);
    padding-left: var(--space-md);
}

.hero-quote .quote-text {
    display: block;
    font-size: 1.05rem;
    font-style: italic;
    color: var(--color-text-primary);
    margin-bottom: var(--space-xs);
}

.hero-quote .quote-source {
    display: block;
    font-size: 0.8rem;
    color: var(--color-accent);
    font-weight: 500;
    letter-spacing: 0.02em;
}

.hero-cta {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.3s var(--ease-out);
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    background: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 40px rgba(212, 167, 77, 0.25);
}

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

.btn-secondary:hover {
    border-color: var(--color-text-muted);
    background: rgba(255, 255, 255, 0.03);
}

.hero-graphic {
    width: 100%;
    height: 100%;
    max-width: 500px;
    position: relative;
}

/* Paradigm Shift Timeline */
.paradigm-timeline-container {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: var(--space-md);
    max-width: 400px;
    width: 100%;
}

.paradigm-timeline-title {
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-xs);
    border-bottom: 1px solid var(--color-border-subtle);
}

.paradigm-timeline {
    position: relative;
    padding-left: var(--space-lg);
}

/* Vertical connecting line */
.paradigm-timeline::before {
    content: '';
    position: absolute;
    left: 6px;
    top: 8px;
    bottom: 8px;
    width: 1px;
    background: linear-gradient(
        to bottom,
        var(--color-border) 0%,
        var(--color-border) 70%,
        var(--color-accent) 100%
    );
}

.timeline-item {
    position: relative;
    padding-bottom: var(--space-sm);
}

.timeline-item:last-child {
    padding-bottom: 0;
}

/* Timeline node (dot) */
.timeline-node {
    position: absolute;
    left: calc(-1 * var(--space-lg) + 2px);
    top: 6px;
    width: 9px;
    height: 9px;
    background: var(--color-bg-card);
    border: 2px solid var(--color-border);
    border-radius: 50%;
    z-index: 1;
}

.timeline-item:hover .timeline-node {
    border-color: var(--color-text-muted);
}

.timeline-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.timeline-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--space-sm);
}

.timeline-era {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text-primary);
    line-height: 1.3;
}

.timeline-decade {
    font-family: var(--font-body);
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--color-text-muted);
    letter-spacing: 0.02em;
}

.timeline-abstraction {
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    line-height: 1.4;
}

.timeline-removed {
    font-size: 0.7rem;
    color: var(--color-text-muted);
    line-height: 1.4;
    font-style: italic;
}

/* Highlighted final item */
.timeline-highlight .timeline-content {
    background: var(--color-accent-subtle);
    padding: var(--space-sm) var(--space-md);
    border-radius: 4px;
    margin-top: 2px;
}

.timeline-highlight .timeline-node {
    background: var(--color-accent);
    border-color: var(--color-accent);
    box-shadow: 0 0 8px rgba(245, 197, 66, 0.4);
}

.timeline-highlight .timeline-era {
    color: var(--color-accent);
}

.timeline-highlight .timeline-decade {
    color: var(--color-accent);
    font-weight: 600;
}

.timeline-highlight .timeline-abstraction {
    color: var(--color-text-primary);
    font-weight: 500;
}

.timeline-highlight .timeline-removed {
    color: var(--color-text-secondary);
}

/* Abstraction Layer Section */
.abstraction-layer {
    position: relative;
    z-index: 1;
    padding: var(--space-3xl) 0;
    background: var(--color-bg-elevated);
    border-top: 1px solid var(--color-border-subtle);
    border-bottom: 1px solid var(--color-border-subtle);
}

.abstraction-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
}

.abstraction-layers-icon {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.abstraction-layers-icon span {
    display: block;
    height: 3px;
    background: var(--color-text-muted);
    border-radius: 2px;
}

.abstraction-layers-icon span:nth-child(1) {
    width: 40px;
    opacity: 0.4;
}

.abstraction-layers-icon span:nth-child(2) {
    width: 55px;
    opacity: 0.6;
}

.abstraction-layers-icon span:nth-child(3) {
    width: 70px;
    background: var(--color-accent);
    opacity: 1;
}

.abstraction-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 400;
    color: var(--color-text-primary);
    letter-spacing: -0.02em;
}

.abstraction-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.abstraction-card {
    position: relative;
    padding-right: var(--space-lg);
    border-right: 1px solid var(--color-border-subtle);
}

.abstraction-card:last-child {
    border-right: none;
    padding-right: 0;
}

.abstraction-card-past {
    opacity: 0.5;
}

.abstraction-card-past:hover {
    opacity: 0.7;
}

.abstraction-card-era {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: var(--space-xs);
}

.abstraction-card-era-now {
    color: var(--color-accent);
}

.abstraction-card-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--color-text-primary);
    margin-bottom: var(--space-sm);
    letter-spacing: -0.01em;
}

.abstraction-card-text {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-lg);
}

.abstraction-card-text em {
    color: var(--color-accent);
    font-style: normal;
    font-weight: 500;
}

.abstraction-card-graphic {
    width: 120px;
    height: 120px;
    color: var(--color-text-muted);
    opacity: 0.6;
    transition: opacity 0.3s var(--ease-out);
}

.abstraction-card:hover .abstraction-card-graphic {
    opacity: 1;
}

.abstraction-card-highlight .abstraction-card-graphic {
    color: var(--color-accent);
    opacity: 0.8;
}

.abstraction-card-highlight:hover .abstraction-card-graphic {
    opacity: 1;
}

.abstraction-card-check {
    position: absolute;
    top: 0;
    right: var(--space-lg);
    width: 28px;
    height: 28px;
    color: var(--color-accent);
}

.abstraction-card:last-child .abstraction-card-check {
    right: 0;
}

.abstraction-innovation {
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-border-subtle);
    text-align: center;
}

.abstraction-innovation-title {
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: var(--space-md);
}

.abstraction-innovation-text {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--color-text-secondary);
    max-width: 900px;
    margin: 0 auto var(--space-lg);
}

.abstraction-mapping {
    list-style: none;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-xs) var(--space-md);
}

.abstraction-mapping li {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

.abstraction-mapping strong {
    color: var(--color-accent);
    font-weight: 600;
}

.abstraction-highlight {
    margin-top: var(--space-xl);
    padding: var(--space-lg);
    background: var(--color-bg-card);
    border-left: 3px solid var(--color-accent);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    text-align: left;
}

.abstraction-highlight-title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.abstraction-highlight-text {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--color-text-secondary);
    margin: 0;
}

.abstraction-highlight-text em {
    color: var(--color-text-primary);
    font-style: normal;
    font-weight: 500;
}

.abstraction-highlight-text strong {
    color: var(--color-text-primary);
    font-weight: 600;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-lg);
    letter-spacing: -0.01em;
}

/* Pillars Section */
.pillars {
    position: relative;
    z-index: 1;
    padding: var(--space-3xl) 0;
    background: var(--color-bg);
    overflow-x: hidden;
}

.pillars-header {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--color-border-subtle);
}

.pillars-header-number {
    font-family: var(--font-display);
    font-size: clamp(6rem, 12vw, 10rem);
    font-weight: 600;
    color: var(--color-accent);
    line-height: 0.8;
    opacity: 0.9;
}

.pillars-header-text {
    flex: 1;
}

.pillars-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 400;
    color: var(--color-text-primary);
    letter-spacing: -0.02em;
    margin-bottom: var(--space-xs);
}

.pillars-subtitle {
    font-size: 1rem;
    color: var(--color-text-secondary);
    max-width: 450px;
}

.section-subtitle {
    font-size: 1rem;
    color: var(--color-text-secondary);
    margin-top: calc(var(--space-sm) * -1);
    margin-bottom: var(--space-xl);
    max-width: 600px;
}

.pillars-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
    width: 100%;
}

.pillar-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-subtle);
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    min-width: 0; /* Allow shrinking in grid */
    position: relative;
    transition: all 0.3s var(--ease-out);
}

.pillar-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: var(--color-accent);
    opacity: 0;
    transition: opacity 0.3s var(--ease-out);
}

.pillar-card:hover {
    background: var(--color-bg-card-hover);
    border-color: var(--color-border);
    transform: translateY(-2px);
}

.pillar-card:hover::before {
    opacity: 1;
}

.pillar-card-featured {
    grid-column: span 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto 1fr auto;
    column-gap: var(--space-md);
    min-width: 0; /* Allow shrinking in grid */
}

.pillar-card-featured .pillar-number {
    grid-column: 1;
}

.pillar-card-featured .pillar-title {
    grid-column: 1;
}

.pillar-card-featured .pillar-description {
    grid-column: 1;
}

.pillar-card-featured .pillar-graphic {
    grid-column: 2;
    grid-row: 1 / 5;
    height: auto;
    min-height: 180px;
    padding: var(--space-md);
}

.pillar-card-featured .pillar-link {
    grid-column: 1;
    align-self: end;
}

.pillar-number {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-accent);
    letter-spacing: 0.1em;
    margin-bottom: var(--space-sm);
}

.pillar-title {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 400;
    color: var(--color-text-primary);
    margin-bottom: var(--space-sm);
    line-height: 1.3;
}

.pillar-description {
    font-size: 0.9rem;
    line-height: 1.65;
    color: var(--color-text-secondary);
    flex-grow: 1;
}

.pillar-title-link,
.pillar-description-link,
.pillar-graphic-link {
    text-decoration: none;
    display: contents;
}

.pillar-title-link:hover .pillar-title,
.pillar-description-link:hover .pillar-description {
    text-decoration: underline;
    text-underline-offset: 3px;
}

.pillar-graphic-link:hover .pillar-graphic {
    filter: drop-shadow(0 0 15px rgba(245, 197, 66, 0.5));
}

.pillar-graphic {
    transition: filter 0.3s var(--ease-out);
}

.pillar-graphic {
    height: 150px;
    margin: var(--space-md) 0;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.pillar-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-accent);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    transition: all 0.3s var(--ease-out);
    margin-top: auto;
    padding-top: var(--space-sm);
    border-top: 1px solid var(--color-border-subtle);
}

.pillar-link .arrow {
    transition: transform 0.3s var(--ease-out);
}

.pillar-link:hover {
    color: var(--color-accent-hover);
}

.pillar-link:hover .arrow {
    transform: translateX(4px);
}

/* Pillar Graphics - Abstract Visuals */
.pillar-graphic canvas {
    width: 100%;
    height: 100%;
}

/* Manifesto Section */
.manifesto {
    position: relative;
    z-index: 1;
    padding: var(--space-3xl) 0;
    text-align: center;
    background: linear-gradient(
        180deg,
        var(--color-bg) 0%,
        #1f1a10 50%,
        var(--color-bg) 100%
    );
}

.manifesto::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(
        ellipse 80% 50% at 50% 50%,
        rgba(245, 197, 66, 0.06) 0%,
        transparent 70%
    );
    pointer-events: none;
}

.manifesto-content {
    position: relative;
    max-width: 100%;
    width: 100%;
    margin: 0;
    padding: 0;
}

.manifesto-title {
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-accent);
    margin-bottom: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

.manifesto-text {
    font-size: 1.5rem;
    line-height: 1.6;
    color: var(--color-text-primary);
    font-weight: 300;
}

.manifesto-text em {
    color: var(--color-accent);
    font-style: italic;
}

/* Convergence Section - Golden Ratio: 1.618 */
.manifesto .container {
    max-width: 100%;
    padding: 0;
    margin: 0;
}

.manifesto-convergence {
    position: relative;
    margin: 0;
    display: flex;
    flex-direction: row;
    align-items: stretch;
    width: 100%;
}

/* Scrolling Convergence Design */

/* Section result - "Same code." under each section */
.section-result {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    margin-top: 0.5rem;
}

.result-hub {
    width: 0.875rem;
    height: 0.875rem;
    border-radius: 50%;
    background: var(--color-accent);
    box-shadow: 0 0 0.75rem var(--color-accent), 0 0 1.5rem rgba(212, 175, 55, 0.4);
    animation: hubPulse 2s ease-in-out infinite;
}

.convergence-section:nth-child(1) .result-hub { animation-delay: 0s; }
.convergence-section:nth-child(2) .result-hub { animation-delay: 0.3s; }
.convergence-section:nth-child(3) .result-hub { animation-delay: 0.6s; }

@keyframes hubPulse {
    0%, 100% { box-shadow: 0 0 0.5rem var(--color-accent), 0 0 1rem rgba(212, 175, 55, 0.3); }
    50% { box-shadow: 0 0 1rem var(--color-accent), 0 0 2rem rgba(212, 175, 55, 0.5); }
}

.result-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text-primary);
    letter-spacing: -0.02em;
}

/* Each convergence section */
.convergence-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 3rem 1rem;
    flex: 1;
    border-right: 1px solid var(--color-border-subtle);
}

.convergence-section:last-child {
    border-right: none;
}

.section-category {
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 1.5rem;
}

.section-options {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: nowrap;
}

.option-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.option-label {
    font-family: var(--font-mono, 'SF Mono', monospace);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    letter-spacing: 0.01em;
    padding: 0.5rem 1rem;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-subtle);
    border-radius: 4px;
    white-space: nowrap;
    transition: all 0.2s var(--ease-out);
}

.option-label:hover {
    border-color: var(--color-accent);
    color: var(--color-text-primary);
}

.option-line {
    width: 2px;
    height: 2.5rem;
    background: var(--color-border-subtle);
    border-radius: 1px;
    position: relative;
    overflow: hidden;
}

.line-flow {
    position: absolute;
    top: -100%;
    left: 0;
    width: 100%;
    height: 60%;
    background: linear-gradient(to bottom, transparent, var(--color-accent));
    animation: flowDown 1.8s ease-in-out infinite;
}

/* Stagger the animations */
.option-item:nth-child(1) .line-flow { animation-delay: 0s; }
.option-item:nth-child(2) .line-flow { animation-delay: 0.2s; }
.option-item:nth-child(3) .line-flow { animation-delay: 0.4s; }

@keyframes flowDown {
    0% { top: -60%; opacity: 0; }
    30% { opacity: 1; }
    100% { top: 120%; opacity: 0; }
}

.convergence-finale {
    text-align: center;
    margin-top: 4rem;
    padding: 3rem 2rem;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.finale-text {
    display: block;
    font-family: var(--font-display);
    font-size: 1.35rem;
    color: var(--color-text-secondary);
    margin-bottom: 1.5rem;
    font-weight: 400;
    letter-spacing: 0.01em;
    line-height: 1.6;
}

.finale-text strong {
    color: var(--color-text-primary);
    font-weight: 600;
}

.finale-text em {
    color: var(--color-accent);
    font-style: italic;
    font-weight: 500;
}

.finale-punchline {
    display: block;
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-accent);
    letter-spacing: -0.01em;
}

.finale-subtext {
    display: block;
    margin-top: var(--space-md);
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    font-weight: 400;
    letter-spacing: 0;
    line-height: 1.6;
}

.finale-subtext em {
    color: var(--color-text-primary);
    font-style: italic;
    font-weight: 500;
}

.finale-number {
    font-family: var(--font-display);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.finale-number-small {
    font-size: 1.4rem;
    color: var(--color-accent);
}

.finale-number-large {
    font-size: 1.4rem;
    color: var(--color-text-muted);
    text-decoration: line-through;
    text-decoration-color: rgba(245, 197, 66, 0.6);
    text-decoration-thickness: 2px;
}

/* Mobile/Tablet: stacked, left-aligned */
@media (max-width: 900px) {
    .manifesto .container {
        padding: 0 1rem;
    }

    .manifesto-convergence {
        flex-direction: column;
    }

    .convergence-section {
        padding: 2rem 1rem;
        border-right: none;
        border-bottom: 1px solid var(--color-border-subtle);
    }

    .convergence-section:last-child {
        border-bottom: none;
    }

    .section-options {
        flex-wrap: wrap;
        gap: 1rem;
    }

    .option-line {
        height: 1.5rem;
    }

    .convergence-finale {
        text-align: center;
    }

    .finale-text {
        padding: 0;
    }

    .abstraction-innovation {
        text-align: left;
    }

    .abstraction-innovation-text {
        margin-left: 0;
        margin-right: 0;
    }

    .abstraction-mapping {
        justify-content: flex-start;
    }
}

.manifesto-mapping {
    list-style: none;
    padding: 0;
    margin-top: var(--space-lg);
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-xs) var(--space-md);
}

.manifesto-mapping li {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

.manifesto-mapping strong {
    color: var(--color-accent);
    font-weight: 600;
}

/* Author Section - Light contrast */
.author {
    position: relative;
    z-index: 1;
    background: #f5f5f0;
    padding: 0;
}

.author-inner {
    display: grid;
    grid-template-columns: 300px 1fr;
    max-width: 1000px;
    margin: 0 auto;
}

.author-image {
    position: relative;
}

.author-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.author-content {
    padding: 3rem 4rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.author-label {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: #999;
    margin-bottom: 1rem;
}

.author-name {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 400;
    color: #1a1a1a;
    margin-bottom: 0.25rem;
    letter-spacing: -0.02em;
}

.author-role {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 1.5rem;
}

.author-bio {
    font-size: 1rem;
    line-height: 1.7;
    color: #444;
    margin-bottom: 1.5rem;
}

.author-links {
    display: flex;
    gap: 1rem;
}

.author-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    color: #666;
    border: 1px solid #ddd;
    border-radius: 4px;
    transition: all 0.2s var(--ease-out);
}

.author-link:hover {
    color: #1a1a1a;
    border-color: #1a1a1a;
}

.author-link svg {
    width: 18px;
    height: 18px;
}

@media (max-width: 768px) {
    .author-inner {
        grid-template-columns: 1fr;
    }

    .author-image {
        height: auto;
    }

    .author-image img {
        object-position: center;
    }

    .author-content {
        padding: 2rem 1.5rem;
    }

    .author-name {
        font-size: 1.5rem;
    }
}

/* Footer */
.footer {
    position: relative;
    z-index: 1;
    padding: var(--space-3xl) 0 var(--space-xl);
    border-top: 1px solid var(--color-border-subtle);
    margin-top: var(--space-xl);
}

.footer-cta {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    padding-bottom: var(--space-2xl);
    margin-bottom: var(--space-xl);
    border-bottom: 1px solid var(--color-border-subtle);
}

.footer-cta-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--color-text-primary);
    letter-spacing: -0.01em;
}

.footer-cta .btn {
    color: #111;
    background: var(--color-accent);
    padding: 0.5rem 1.125rem;
    border-radius: 3px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-cta .btn:hover {
    background: var(--color-accent-hover);
    box-shadow: 0 4px 20px rgba(245, 197, 66, 0.3);
    transform: none;
}

.footer-content {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: var(--space-xl);
}

.footer-nav {
    display: flex;
    gap: var(--space-xl);
}

.footer-nav a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s var(--ease-out);
}

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

.footer-social {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    transition: all 0.2s var(--ease-out);
}

.footer-social a:hover {
    color: var(--color-accent);
    border-color: var(--color-accent);
}

.footer-social svg {
    width: 18px;
    height: 18px;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border-subtle);
}

.footer-bottom p {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: left;
        padding-top: 8rem;
    }

    .hero-content {
        max-width: none;
        order: 1;
    }

    .hero-visual {
        justify-content: flex-start;
        order: 2;
    }

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

    .hero-quote {
        border-left: 2px solid var(--color-accent);
        padding-left: var(--space-md);
        text-align: left;
    }

    .paradigm-timeline-container {
        max-width: 360px;
    }

    .hero-cta {
        justify-content: flex-start;
    }

    .pillar-card-featured {
        grid-template-columns: 1fr;
    }

    .pillar-card-featured .pillar-graphic {
        grid-column: 1;
        grid-row: auto;
    }

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

    .pillar-card-featured {
        grid-column: span 1;
    }

    .abstraction-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }

    .abstraction-card {
        border-right: none;
        padding-right: 0;
        padding-bottom: var(--space-lg);
        border-bottom: 1px solid var(--color-border-subtle);
        text-align: left;
    }

    .abstraction-card:last-child {
        border-bottom: none;
        padding-bottom: 0;
    }

    .abstraction-card-graphic {
        margin: 0;
    }

    .abstraction-card-check {
        right: auto;
        left: 50px;
        transform: none;
    }

    .pillars-header {
        flex-direction: row;
        text-align: left;
        gap: var(--space-md);
    }

    .pillars-header-number {
        font-size: 5rem;
    }

    .pillars-subtitle {
        margin: 0;
    }
}

@media (max-width: 768px) {
    :root {
        --container-padding: 1.25rem;
    }

    .nav-links {
        display: none;
    }

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

    .pillar-card-featured {
        grid-column: span 1;
    }

    .pillar-card-featured .pillar-link {
        grid-column: 1;
    }

    .footer-cta-text {
        font-size: 1.25rem;
        text-align: center;
    }

    .footer-nav {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--space-md);
    }

    .paradigm-timeline-container {
        max-width: 100%;
    }
}

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

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.hero-eyebrow {
    animation: fadeIn 1s var(--ease-out) 0.2s both;
}

.hero-title {
    animation: fadeInUp 1s var(--ease-out) 0.3s both;
}

.hero-subtitle {
    animation: fadeInUp 1s var(--ease-out) 0.4s both;
}

.hero-description {
    animation: fadeInUp 1s var(--ease-out) 0.5s both;
}

.hero-quote {
    animation: fadeInUp 1s var(--ease-out) 0.6s both;
}

.hero-cta {
    animation: fadeInUp 1s var(--ease-out) 0.8s both;
}

.hero-visual {
    animation: fadeIn 1.5s var(--ease-out) 0.5s both;
}

/* Pillar card stagger animation */
.pillar-card {
    animation: fadeInUp 0.8s var(--ease-out) both;
}

.pillar-card:nth-child(1) { animation-delay: 0.1s; }
.pillar-card:nth-child(2) { animation-delay: 0.2s; }
.pillar-card:nth-child(3) { animation-delay: 0.3s; }
.pillar-card:nth-child(4) { animation-delay: 0.4s; }
.pillar-card:nth-child(5) { animation-delay: 0.5s; }
.pillar-card:nth-child(6) { animation-delay: 0.6s; }
.pillar-card:nth-child(7) { animation-delay: 0.7s; }

/* Selection */
::selection {
    background: var(--color-accent);
    color: var(--color-bg);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--color-border);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-text-muted);
}