* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-cream: #fdfbf7;
    --color-warm: #f5f0e8;
    --color-ink: #1e293b;
    --color-ink-light: #475569;
    --color-ink-faint: #94a3b8;
    --color-sky: #0284c7;
    --color-sky-light: #38bdf8;
    --font-serif: 'Source Serif 4', Georgia, serif;
    --font-sans: 'Atkinson Hyperlegible', -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

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

body {
    font-family: var(--font-sans);
    background: var(--color-cream);
    color: var(--color-ink);
    line-height: 1.7;
    font-size: 18px;
    letter-spacing: 0.01em;
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
    background: rgba(253, 251, 247, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.nav-logo {
    text-decoration: none;
    display: flex;
    align-items: center;
}

.nav-logo-img {
    height: 28px;
    width: auto;
}

.nav-links {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav-links a {
    color: var(--color-ink-light);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.2s;
}

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

.nav-cta {
    background: var(--color-ink);
    color: var(--color-cream) !important;
    padding: 10px 20px;
    border-radius: 6px;
}

.nav-cta:hover {
    background: var(--color-sky);
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 120px 40px 80px;
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
}

.hero-circle {
    position: absolute;
    right: -100px;
    top: 50%;
    transform: translateY(-50%);
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, #0284c7 0%, #38bdf8 100%);
    border-radius: 50%;
    opacity: 0.1;
    pointer-events: none;
}

.hero-label {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--color-sky);
    margin-bottom: 24px;
    letter-spacing: 0.02em;
}

.hero h1 {
    font-family: var(--font-serif);
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 700;
    line-height: 1.05;
    max-width: 1100px;
    margin-bottom: 40px;
}

.hero-sub {
    font-size: 1.25rem;
    color: var(--color-ink-light);
    max-width: 600px;
    line-height: 1.6;
    margin-bottom: 48px;
}

.hero-cta {
    display: flex;
    gap: 16px;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 24px;
    border-radius: 6px;
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--color-ink);
    color: var(--color-cream);
}

.btn-primary:hover {
    background: #333;
}

.btn-secondary {
    background: transparent;
    color: var(--color-ink);
    border: 1.5px solid var(--color-ink-faint);
}

.btn-secondary:hover {
    border-color: var(--color-ink);
}

.btn-dark {
    background: var(--color-ink);
    color: var(--color-cream);
    border: 1.5px solid var(--color-ink);
}

.btn-dark:hover {
    background: var(--color-ink-light);
    border-color: var(--color-ink-light);
}

.scroll-hint {
    margin-top: auto;
    padding-top: 60px;
    color: var(--color-ink-faint);
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.scroll-hint::before {
    content: '';
    width: 40px;
    height: 1px;
    background: var(--color-ink-faint);
}

/* Manifesto */
.manifesto {
    background: var(--color-ink);
    color: var(--color-cream);
    padding: 140px 40px;
}

.manifesto-inner {
    max-width: 750px;
    margin: 0 auto;
}

.manifesto p {
    font-family: var(--font-serif);
    font-size: clamp(1.4rem, 3vw, 2rem);
    line-height: 1.5;
    margin-bottom: 32px;
    font-weight: 400;
}

.manifesto p:last-child {
    margin-bottom: 0;
}

.manifesto strong {
    color: var(--color-sky-light);
}

/* Stats Row */
.stats {
    background: var(--color-ink);
    padding: 0 40px 140px;
}

.stats-inner {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    gap: 60px;
    padding-top: 60px;
    border-top: 1px solid rgba(255,255,255,0.15);
}

.stat {
    flex: 1;
}

.stat-value {
    font-family: var(--font-serif);
    font-size: clamp(3rem, 6vw, 4.5rem);
    font-weight: 600;
    color: var(--color-sky-light);
    line-height: 1;
    margin-bottom: 12px;
}

.stat-label {
    color: rgba(255,255,255,0.7);
    font-size: 0.95rem;
    line-height: 1.5;
}

/* Code Section */
.code-section {
    padding: 140px 40px;
    background: var(--color-cream);
}

.code-section-inner {
    max-width: 900px;
    margin: 0 auto;
}

.code-section h2 {
    font-family: var(--font-serif);
    font-size: 2.4rem;
    font-weight: 600;
    margin-bottom: 32px;
}

.code-block {
    background: var(--color-ink);
    border-radius: 12px;
    padding: 28px;
    overflow-x: auto;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    line-height: 1.7;
    color: #e0e0e0;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.2);
    white-space: pre;
}

.code-block .kw { color: #c792ea; }
.code-block .fn { color: #82aaff; }
.code-block .st { color: #c3e88d; }
.code-block .dec { color: #ffcb6b; }
.code-block .cm { color: #6a6a6a; }
.code-block .tg { color: #89ddff; }

.code-intro {
    color: var(--color-ink-light);
    margin-bottom: 16px;
}

.code-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

.code-tab {
    background: transparent;
    border: 1.5px solid var(--color-ink-faint);
    border-radius: 6px;
    padding: 8px 16px;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    color: var(--color-ink-light);
    cursor: pointer;
    transition: all 0.15s ease;
}

.code-tab:hover {
    border-color: var(--color-ink);
    color: var(--color-ink);
}

.code-tab.active {
    background: var(--color-ink);
    border-color: var(--color-ink);
    color: var(--color-cream);
}

.code-panel {
    display: none;
}

.code-panel.active {
    display: block;
}

.code-block-secondary {
    margin-top: 12px;
    background: #252b37;
}

.code-note {
    margin-top: 24px;
    font-size: 0.9rem;
    color: var(--color-ink-faint);
}

/* Alternating Sections */
.section {
    padding: clamp(80px, 12vw, 140px) 40px;
}

.section-warm {
    background: var(--color-warm);
}

.section-inner {
    max-width: 900px;
    margin: 0 auto;
}

.section h2 {
    font-family: var(--font-serif);
    font-size: 2.2rem;
    font-weight: 600;
    margin-bottom: 24px;
    letter-spacing: -0.01em;
}

.section-lead {
    font-size: 1.15rem;
    color: var(--color-ink-light);
    line-height: 1.7;
    margin-bottom: 48px;
    max-width: 650px;
}

/* Feature List */
.features-list {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.feature-item {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 32px;
    align-items: baseline;
}

.feature-item h3 {
    font-family: var(--font-serif);
    font-size: 1.15rem;
    font-weight: 600;
}

.feature-item p {
    color: var(--color-ink-light);
    line-height: 1.6;
}

.feature-item code {
    font-family: var(--font-mono);
    font-size: 0.85em;
    background: rgba(0,0,0,0.06);
    padding: 2px 6px;
    border-radius: 4px;
}

/* Two Column */
.two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
}

.col h3 {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.col ul {
    list-style: none;
}

.col li {
    padding: 14px 0;
    border-bottom: 1px solid rgba(0,0,0,0.08);
    color: var(--color-ink-light);
    font-size: 0.95rem;
}

.col li:last-child {
    border-bottom: none;
}

.col-muted h3 {
    color: var(--color-ink-faint);
}

/* Quote */
.quote-section {
    background: var(--color-ink);
    color: var(--color-cream);
    padding: 120px 40px;
}

.quote-section p {
    max-width: 800px;
    margin: 0 auto;
    font-family: var(--font-serif);
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    line-height: 1.4;
    text-align: center;
    font-weight: 600;
}

.quote-section strong {
    color: var(--color-sky-light);
}

/* Locations */
.locations-grid {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-top: 48px;
}

.location-card {
    background: white;
    padding: 20px 28px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.location-card h4 {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.location-card p {
    font-size: 0.85rem;
    color: var(--color-ink-faint);
}

a.location-card {
    text-decoration: none;
    color: inherit;
    display: block;
    transition: transform 0.2s, box-shadow 0.2s;
}

a.location-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

/* Cards Grid */
.cards-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-top: 48px;
}

.card {
    background: white;
    padding: 36px;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}

.card h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--color-sky);
}

.card p {
    color: var(--color-ink-light);
    line-height: 1.6;
}

/* Initiative Row Layout */
.initiative-row {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
    align-items: center;
    margin-bottom: 80px;
}

.initiative-row:last-of-type {
    margin-bottom: 0;
}

.initiative-row.reverse {
    direction: rtl;
}

.initiative-row.reverse > * {
    direction: ltr;
}

.initiative-visual {
    background:
        radial-gradient(ellipse at 30% 20%, rgba(255,255,255,0.15) 0%, transparent 50%),
        linear-gradient(135deg, var(--color-sky) 0%, var(--color-sky-light) 100%);
    border-radius: 24px;
    aspect-ratio: 3/2;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 48px;
    position: relative;
    overflow: hidden;
}

.initiative-visual::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    opacity: 0.08;
    mix-blend-mode: overlay;
    pointer-events: none;
}

.initiative-visual.conf {
    background:
        radial-gradient(ellipse at 70% 80%, rgba(255,255,255,0.1) 0%, transparent 50%),
        linear-gradient(135deg, var(--color-ink) 0%, #334155 100%);
}

.visual-text {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 700;
    color: white;
    text-align: center;
    line-height: 1.2;
    position: relative;
    z-index: 1;
    text-shadow: 0 2px 20px rgba(0,0,0,0.15);
}

.initiative-content h3 {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.initiative-content p {
    color: var(--color-ink-light);
    font-size: 1.1rem;
    line-height: 1.8;
}

/* Tech Bar */
.tech-bar {
    padding: 60px 48px;
    background: var(--color-warm);
    text-align: center;
}

.tech-bar p {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    color: var(--color-ink-light);
    margin-bottom: 24px;
}

.tech-list {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.tech-list span {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--color-ink-faint);
}

/* CTA */
.cta {
    padding: 160px 40px;
    text-align: center;
    background: var(--color-cream);
}

.cta h2 {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 600;
    margin-bottom: 16px;
}

.cta p {
    color: var(--color-ink-light);
    font-size: 1.1rem;
    margin-bottom: 40px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* Footer */
footer {
    padding: 64px 48px;
    background: var(--color-ink);
    color: rgba(255,255,255,0.5);
    text-align: center;
    font-size: 0.85rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

footer a {
    color: rgba(255,255,255,0.5);
    text-decoration: none;
    margin: 0 16px;
}

footer a:hover {
    color: white;
}

.footer-links {
    margin-bottom: 16px;
}

/* Mobile */
@media (max-width: 800px) {
    nav {
        padding: 20px 24px;
    }

    .nav-links a:not(.nav-cta) {
        display: none;
    }

    .hero {
        padding: 100px 24px 60px;
    }

    .manifesto, .stats, .code-section, .section, .quote-section, .cta {
        padding-left: 24px;
        padding-right: 24px;
    }

    .stats-inner {
        flex-direction: column;
        gap: 40px;
    }

    .feature-item {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .two-col {
        grid-template-columns: 1fr;
        gap: 48px;
    }

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

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

    .initiative-row.reverse {
        direction: ltr;
    }

    .initiative-visual {
        aspect-ratio: 16/9;
    }

    .hero-cta {
        flex-direction: column;
        align-items: flex-start;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }
}

/* Media Kit */
.logo-preview {
    margin: 48px 0;
}

.logo-preview-light {
    background: white;
    border-radius: 12px;
    padding: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}

.logo-preview-dark {
    background: #1e293b;
    border-radius: 12px;
    padding: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}

.download-row {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.color-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 24px;
    margin-top: 32px;
}

.color-swatch {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.swatch {
    height: 100px;
    border: 1px solid rgba(0,0,0,0.06);
    border-bottom: none;
    border-radius: 12px 12px 0 0;
}

.swatch-info {
    padding: 16px;
}

.swatch-info strong {
    display: block;
    font-size: 0.95rem;
    margin-bottom: 4px;
}

.swatch-info code {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--color-ink-faint);
}

.type-samples {
    display: flex;
    flex-direction: column;
    gap: 48px;
    margin-top: 32px;
}

.type-sample {
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(0,0,0,0.08);
}

.type-sample:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.type-name {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--color-ink-faint);
    margin-bottom: 12px;
}

.type-example {
    margin-bottom: 12px;
    color: var(--color-ink);
}

.type-use {
    font-size: 0.95rem;
    color: var(--color-ink-light);
}

.guidelines-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    margin-top: 32px;
}

.guideline-col h3 {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 20px;
}

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

.guideline-col li {
    padding: 12px 0;
    border-bottom: 1px solid rgba(0,0,0,0.08);
    color: var(--color-ink-light);
    font-size: 0.95rem;
}

.guideline-col li:last-child {
    border-bottom: none;
}

.boilerplate {
    background: white;
    padding: 32px;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.boilerplate p {
    color: var(--color-ink-light);
    line-height: 1.7;
}

.boilerplate strong {
    color: var(--color-ink);
}

@media (max-width: 800px) {
    .guidelines-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .color-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .logo-preview-light,
    .logo-preview-dark {
        padding: 40px 24px;
    }

    .download-row {
        flex-direction: column;
    }

    .download-row .btn {
        width: 100%;
        justify-content: center;
    }
}