:root {
    /* Identity Card A — "Parse" */
    --color-bg: #0A0F1E;
    --color-bg-alt: #111827;
    --color-bg-card: #1A2744;
    --color-accent: #00F0FF;
    --color-accent-dim: #0099CC;
    --color-text: #FFFFFF;
    --color-text-dim: #8892B0;
    --color-text-muted: #8494B8; /* was #5A6A8A — failed WCAG AA (2.73:1 on cards); #8494B8 = 4.87:1 on cards, 6.28:1 on bg (audit 2026-10-18) */
    --color-border: #1E3355;
    --color-border-subtle: #162240;
    --color-success: #00FF88;
    --color-warning: #FFB800;

    --font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', 'Consolas', monospace;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    --container-max: 1100px;
    --radius: 4px;
    --radius-lg: 8px;

    --transition: 150ms ease;
}

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

html {
    scroll-behavior: smooth;
    background: var(--color-bg);
}

body {
    font-family: var(--font-sans);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.7;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ── Typography ─────────────────────────── */
h1, h2, h3, h4 {
    font-weight: 600;
    line-height: 1.3;
}

h1 { font-size: clamp(2.5rem, 6vw, 4rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: 1.125rem; }

code, .mono {
    font-family: var(--font-mono);
    font-size: 0.9em;
}

.accent { color: var(--color-accent); }
.dim { color: var(--color-text-dim); }
.muted { color: var(--color-text-muted); }

/* ── Header ─────────────────────────────── */
.header {
    background: rgba(10, 15, 30, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border-subtle);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    height: 64px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--color-text);
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: -0.02em;
}

.nav-logo img { width: 32px; height: 32px; }

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--color-text-dim);
    font-size: 0.9rem;
    font-weight: 500;
    transition: color var(--transition);
    letter-spacing: 0.01em;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-accent);
}

/* ── Buttons ────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 1.4rem;
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all var(--transition);
    border: none;
    cursor: pointer;
    font-family: var(--font-sans);
    letter-spacing: 0.01em;
}

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

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

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

.btn-secondary:hover {
    background: rgba(0, 240, 255, 0.08);
}

.btn-lg {
    padding: 0.85rem 2rem;
    font-size: 1rem;
}

.btn-nav {
    padding: 0.4rem 0.9rem;
    font-size: 0.8rem;
}

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

.btn-ghost:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

/* ── Hero ───────────────────────────────── */
.hero {
    padding: 7rem 0 5rem;
    text-align: center;
    position: relative;
}

.hero-badge {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--color-accent);
    border: 1px solid var(--color-accent);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius);
    margin-bottom: 2rem;
    letter-spacing: 0.05em;
}

.hero-title {
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--color-text-dim);
    max-width: 580px;
    margin: 0 auto 2.5rem;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    gap: 0.75rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ── Sections ───────────────────────────── */
.section {
    padding: 5rem 0;
}

.section-alt {
    background: var(--color-bg-alt);
    border-top: 1px solid var(--color-border-subtle);
    border-bottom: 1px solid var(--color-border-subtle);
}

.section-header {
    text-align: center;
    margin-bottom: 3.5rem;
}

.section-label {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.section-title {
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--color-text-dim);
    max-width: 560px;
    margin: 0 auto;
}

/* ── Service Cards ──────────────────────── */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.service-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: border-color var(--transition);
    position: relative;
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    border-color: var(--color-accent);
}

.service-card-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.service-card-header h3 {
    font-size: 1.1rem;
    font-weight: 600;
}

.service-card-header .icon {
    font-size: 1.5rem;
    line-height: 1;
}

.service-card p {
    color: var(--color-text-dim);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    flex: 1;
}

.service-card .price {
    font-family: var(--font-mono);
    color: var(--color-accent);
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.service-card .btn {
    align-self: flex-start;
}

/* Coming Soon badge */
.badge-soon {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-warning);
    border: 1px solid var(--color-warning);
    padding: 0.15rem 0.5rem;
    border-radius: var(--radius);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* ── Products Grid ──────────────────────── */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.product-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    position: relative;
}

.product-card .badge-soon {
    position: absolute;
    top: 1rem;
    right: 1rem;
}

.product-card h3 {
    font-size: 1rem;
    margin: 1rem 0 0.5rem;
}

.product-card p {
    color: var(--color-text-dim);
    font-size: 0.85rem;
}

/* ── Content Hub ────────────────────────── */
.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
}

.content-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    transition: border-color var(--transition);
    text-decoration: none;
    color: var(--color-text);
    display: block;
}

.content-card:hover {
    border-color: var(--color-accent);
}

.content-card .card-label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.75rem;
}

.content-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.content-card p {
    color: var(--color-text-dim);
    font-size: 0.85rem;
    line-height: 1.5;
}

/* ── Channels List ──────────────────────── */
.channels-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 0.75rem;
    max-width: 700px;
    margin: 0 auto;
}

.channel-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1rem;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 0.85rem;
    color: var(--color-text-dim);
}

.channel-item .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-accent);
    flex-shrink: 0;
}

/* ── Feature rows (horizontal) ──────────── */
.feature-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature-item {
    padding: 1rem 0;
}

.feature-item h4 {
    font-size: 1rem;
    margin-bottom: 0.4rem;
    color: var(--color-text);
}

.feature-item p {
    color: var(--color-text-dim);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* ── Contact / CTA ──────────────────────── */
.cta-section {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 3rem;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-section h2 {
    margin-bottom: 1rem;
}

.cta-section p {
    color: var(--color-text-dim);
    margin-bottom: 2rem;
    font-size: 1rem;
}

.cta-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ── Footer ─────────────────────────────── */
.footer {
    border-top: 1px solid var(--color-border-subtle);
    padding: 3rem 0 2rem;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.25rem;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 1rem;
}

.footer-brand img {
    width: 24px;
    height: 24px;
}

.footer-nav {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    justify-content: center;
}

.footer-nav a {
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color var(--transition);
}

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

.footer-copy {
    color: var(--color-text-muted);
    font-size: 0.8rem;
    text-align: center;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.footer-social a {
    color: var(--color-text-muted);
    font-size: 0.8rem;
    text-decoration: none;
    transition: color var(--transition);
}

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

/* ── Service Page Specific ──────────────── */
.service-detail {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    margin-bottom: 1.5rem;
}

.service-detail h2 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.service-detail p {
    color: var(--color-text-dim);
    margin-bottom: 1.5rem;
    line-height: 1.7;
    max-width: 650px;
}

.service-meta {
    display: flex;
    gap: 2rem;
    margin-bottom: 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.service-meta span {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.feature-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.feature-tag {
    background: rgba(0, 240, 255, 0.08);
    border: 1px solid rgba(0, 240, 255, 0.2);
    color: var(--color-accent);
    padding: 0.3rem 0.75rem;
    border-radius: var(--radius);
    font-size: 0.8rem;
    font-family: var(--font-mono);
}

/* ── Divider ────────────────────────────── */
.section-divider {
    width: 60px;
    height: 2px;
    background: var(--color-accent);
    margin: 2rem auto;
    opacity: 0.3;
}

/* ── Page header (sub-pages) ────────────── */
.page-header {
    padding: 4rem 0 3rem;
    text-align: center;
}

.page-header h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: 1rem;
}

.page-header p {
    color: var(--color-text-dim);
    font-size: 1.1rem;
    max-width: 550px;
    margin: 0 auto;
}

/* ── Accessibility (audit 2026-10-18) ───────── */
:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    background: var(--color-accent);
    color: var(--color-bg);
    padding: 0.5rem 1rem;
    z-index: 200;
    border-radius: 0 0 var(--radius) 0;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
}

.skip-link:focus {
    left: 0;
}

/* ── Mobile nav (audit 2026-10-18) ─────────── */
.nav-toggle {
    display: none;
    background: none;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    color: var(--color-text-dim);
    padding: 0.55rem 0.6rem;
    cursor: pointer;
    line-height: 1;
}

.nav-toggle .bars {
    display: block;
    width: 18px;
    height: 2px;
    background: currentColor;
    box-shadow: 0 -6px 0 currentColor, 0 6px 0 currentColor;
}

/* ── Responsive ────────────────────────── */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

    .hero {
        padding: 5rem 0 3rem;
    }

    .section {
        padding: 3rem 0;
    }

    .section-header {
        margin-bottom: 2.5rem;
    }

    .hero-actions,
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }

    .hero-actions .btn,
    .cta-actions .btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }

    .service-detail {
        padding: 1.5rem;
    }

    .services-grid,
    .products-grid {
        grid-template-columns: 1fr;
    }

    .nav-toggle {
        display: block;
    }

    .nav-menu {
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--color-bg);
        border-bottom: 1px solid var(--color-border-subtle);
        flex-direction: column;
        gap: 0;
        padding: 0.5rem 0;
    }

    .nav-menu.open {
        display: flex;
    }

    .nav-menu li a {
        display: block;
        padding: 0.75rem 1.5rem;
    }

    .btn-nav {
        display: none;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    .cta-section {
        padding: 2rem 1.25rem;
    }
}

/* ============================================================
   DESIGN SYSTEM v2 — editorial platform (2026-10-19)
   Extends the existing identity (navy/cyan) with the components
   needed for a content-led technology platform: article layout,
   topic tiles, roadmap states, source-verification badges.
   ============================================================ */

/* ── Layout helpers ─────────────────────── */
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.25rem; }
.grid-4 { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem; }
.stack-sm > * + * { margin-top: 0.75rem; }
.measure { max-width: 68ch; }

/* Left-aligned section head (editorial pages) */
.section-head {
    margin-bottom: 2.5rem;
    max-width: 720px;
}
.section-head .section-label { margin-bottom: 0.6rem; }
.section-head h2 { margin-bottom: 0.75rem; letter-spacing: -0.01em; }
.section-head p { color: var(--color-text-dim); font-size: 1.02rem; }

.kicker {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-accent);
    display: block;
    margin-bottom: 0.75rem;
}

.lead { font-size: 1.12rem; color: var(--color-text-dim); line-height: 1.7; }

/* ── Hero v2 (editorial, not agency) ─────── */
.hero-editorial {
    padding: 6rem 0 4rem;
    border-bottom: 1px solid var(--color-border-subtle);
    position: relative;
    overflow: hidden;
}
.hero-editorial::after {
    content: "";
    position: absolute;
    top: -40%;
    right: -10%;
    width: 520px;
    height: 520px;
    background: radial-gradient(circle, rgba(0,240,255,0.07) 0%, rgba(0,240,255,0) 70%);
    pointer-events: none;
}
.hero-editorial h1 {
    font-size: clamp(2.2rem, 5.2vw, 3.6rem);
    letter-spacing: -0.025em;
    margin-bottom: 1.25rem;
    max-width: 20ch;
}
.hero-editorial .lead { max-width: 62ch; margin-bottom: 2rem; }
.hero-editorial .hero-actions { justify-content: flex-start; }

.trust-line {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.5rem;
    margin-top: 2.25rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border-subtle);
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--color-text-muted);
    letter-spacing: 0.02em;
}
.trust-line span { display: inline-flex; align-items: center; gap: 0.45rem; }
.trust-line span::before {
    content: "";
    width: 5px; height: 5px;
    border-radius: 50%;
    background: var(--color-accent);
    flex-shrink: 0;
}

/* ── Topic tiles ────────────────────────── */
.topic-tile {
    display: block;
    text-decoration: none;
    color: var(--color-text);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.35rem 1.4rem;
    transition: border-color var(--transition), transform var(--transition);
}
.topic-tile:hover { border-color: var(--color-accent); transform: translateY(-2px); }
.topic-tile h3 { font-size: 1rem; margin-bottom: 0.4rem; }
.topic-tile p { color: var(--color-text-dim); font-size: 0.875rem; line-height: 1.55; }
.topic-tile .topic-count {
    display: block;
    margin-top: 0.9rem;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--color-text-muted);
    letter-spacing: 0.05em;
}

/* ── Article cards (real content) ───────── */
.article-card {
    display: flex;
    flex-direction: column;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    text-decoration: none;
    color: var(--color-text);
    transition: border-color var(--transition);
}
.article-card:hover { border-color: var(--color-accent); }
.article-card .article-kind {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    margin-bottom: 0.7rem;
}
.article-card h3 { font-size: 1.15rem; line-height: 1.35; margin-bottom: 0.6rem; }
.article-card p { color: var(--color-text-dim); font-size: 0.9rem; line-height: 1.6; flex: 1; }
.article-card .article-date {
    margin-top: 1rem;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--color-text-muted);
}

.article-card.featured { border-color: var(--color-border); background: linear-gradient(180deg, rgba(0,240,255,0.05) 0%, rgba(0,240,255,0) 60%), var(--color-bg-card); }
.article-card.featured h3 { font-size: 1.45rem; }

/* ── Status pills (honest roadmap state) ── */
.pill {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    padding: 0.2rem 0.55rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
    white-space: nowrap;
}
.pill-live { color: var(--color-success); border-color: rgba(0,255,136,0.35); }
.pill-building { color: var(--color-accent); border-color: rgba(0,240,255,0.35); }
.pill-research { color: var(--color-warning); border-color: rgba(255,184,0,0.35); }
.pill-planned { color: var(--color-text-muted); }

/* ── Roadmap list ───────────────────────── */
.roadmap { list-style: none; border-top: 1px solid var(--color-border-subtle); }
.roadmap li {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0.5rem 1rem;
    padding: 1.1rem 0;
    border-bottom: 1px solid var(--color-border-subtle);
}
.roadmap li .rm-title { font-weight: 600; }
.roadmap li .rm-note { color: var(--color-text-dim); font-size: 0.88rem; width: 100%; }
.roadmap li .rm-type { font-family: var(--font-mono); font-size: 0.72rem; color: var(--color-text-muted); }

/* ── Verification badges (editorial standard) ── */
.verify {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 0.15rem 0.45rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
}
.verify-primary { color: var(--color-success); border-color: rgba(0,255,136,0.3); }
.verify-secondary { color: var(--color-warning); border-color: rgba(255,184,0,0.3); }
.verify-unverified { color: #FF7A7A; border-color: rgba(255,122,122,0.3); }

/* ── Article page ───────────────────────── */
.breadcrumbs {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-text-muted);
    padding: 1.5rem 0 0;
}
.breadcrumbs a { color: var(--color-text-muted); text-decoration: none; }
.breadcrumbs a:hover { color: var(--color-accent); }
.breadcrumbs span { margin: 0 0.45rem; opacity: 0.5; }

.article-header { padding: 2rem 0 2.5rem; border-bottom: 1px solid var(--color-border-subtle); }
.article-header h1 {
    font-size: clamp(1.9rem, 4.4vw, 2.9rem);
    letter-spacing: -0.02em;
    line-height: 1.22;
    margin: 0.75rem 0 1rem;
    max-width: 24ch;
}
.article-header .lead { max-width: 68ch; }
.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.25rem;
    margin-top: 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.article-body { padding: 2.5rem 0 3rem; }
.prose { max-width: 72ch; }
.prose > * + * { margin-top: 1.15rem; }
.prose h2 {
    font-size: 1.5rem;
    margin-top: 2.75rem;
    padding-top: 0.5rem;
    letter-spacing: -0.01em;
    scroll-margin-top: 90px;
}
.prose h3 { font-size: 1.15rem; margin-top: 2rem; }
.prose p, .prose li { color: #C9D4E8; line-height: 1.8; }
.prose ul, .prose ol { padding-left: 1.35rem; }
.prose li + li { margin-top: 0.5rem; }
.prose strong { color: var(--color-text); }
.prose a { color: var(--color-accent); text-decoration: underline; text-underline-offset: 3px; }
.prose a:hover { color: var(--color-text); }
.prose blockquote {
    border-left: 2px solid var(--color-accent);
    padding: 0.25rem 0 0.25rem 1.25rem;
    color: var(--color-text-dim);
    font-style: italic;
}
.prose code {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border-subtle);
    padding: 0.1rem 0.35rem;
    border-radius: var(--radius);
}

.table-wrap { overflow-x: auto; }
.prose table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
    min-width: 520px;
}
.prose th, .prose td {
    text-align: left;
    padding: 0.7rem 0.9rem;
    border-bottom: 1px solid var(--color-border-subtle);
    vertical-align: top;
}
.prose th {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-muted);
    background: var(--color-bg-alt);
}
.prose tbody tr:hover { background: rgba(0,240,255,0.03); }

.callout {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-left: 3px solid var(--color-accent);
    border-radius: var(--radius);
    padding: 1.15rem 1.35rem;
}
.callout p { font-size: 0.95rem; }
.callout .callout-label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-accent);
    display: block;
    margin-bottom: 0.5rem;
}

.sources { margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid var(--color-border-subtle); }
.sources h2 { font-size: 1.1rem; margin-bottom: 1rem; }
.sources ol { padding-left: 1.35rem; font-size: 0.88rem; color: var(--color-text-dim); }
.sources li { margin-bottom: 0.5rem; }
.sources a { color: var(--color-accent); text-decoration: none; word-break: break-word; }
.sources a:hover { text-decoration: underline; }

.toc {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.5rem;
    margin-bottom: 2.5rem;
    max-width: 72ch;
}
.toc h2 {
    font-size: 0.78rem;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: 0.75rem;
}
.toc ol { padding-left: 1.2rem; font-size: 0.9rem; }
.toc li { margin-bottom: 0.35rem; }
.toc a { color: var(--color-text-dim); text-decoration: none; }
.toc a:hover { color: var(--color-accent); }

/* ── Footer v2 (columns) ────────────────── */
.footer-cols {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: 2rem;
    padding-bottom: 2.5rem;
    border-bottom: 1px solid var(--color-border-subtle);
}
.footer-col h4 {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: 0.9rem;
}
.footer-col ul { list-style: none; }
.footer-col li + li { margin-top: 0.55rem; }
.footer-col a {
    color: var(--color-text-dim);
    text-decoration: none;
    font-size: 0.88rem;
    transition: color var(--transition);
}
.footer-col a:hover { color: var(--color-accent); }
.footer-bottom {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding-top: 1.75rem;
}

.disclosure {
    font-size: 0.82rem;
    color: var(--color-text-muted);
    border-top: 1px solid var(--color-border-subtle);
    margin-top: 2.5rem;
    padding-top: 1.25rem;
    max-width: 72ch;
}

@media (max-width: 768px) {
    .hero-editorial { padding: 4rem 0 3rem; }
    .hero-editorial .hero-actions { justify-content: center; }
    .article-header h1 { max-width: none; }
    .prose h2 { margin-top: 2.25rem; }
}

/* ============================================================
   DESIGN SYSTEM v3 — magazine layout (2026-10-19, founder brief)
   Additive only: hero with feature image, story cards, header
   search, image topic tiles, related row. Existing rules untouched.
   ============================================================ */

/* ── Header search ──────────────────────── */
.nav-search { position: relative; margin-left: auto; }
@media (min-width: 769px) {
    .nav-menu { margin-left: 2.5rem; }
}
.nav-search input {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    color: var(--color-text);
    font-family: var(--font-sans);
    font-size: 0.85rem;
    padding: 0.45rem 0.8rem 0.45rem 2rem;
    width: 190px;
    transition: border-color var(--transition), width var(--transition);
}
.nav-search input:focus { border-color: var(--color-accent); outline: none; width: 240px; }
.nav-search input::placeholder { color: var(--color-text-muted); }
.nav-search .search-ico {
    position: absolute; left: 0.6rem; top: 50%; transform: translateY(-50%);
    color: var(--color-text-muted); font-size: 0.8rem; pointer-events: none;
}
.search-results {
    position: absolute; top: calc(100% + 6px); right: 0; z-index: 150;
    background: var(--color-bg-card); border: 1px solid var(--color-border);
    border-radius: var(--radius-lg); min-width: 300px; max-height: 340px; overflow-y: auto;
    box-shadow: 0 12px 32px rgba(0,0,0,0.45); display: none;
}
.search-results.open { display: block; }
.search-results a {
    display: block; padding: 0.7rem 0.9rem; text-decoration: none;
    border-bottom: 1px solid var(--color-border-subtle); color: var(--color-text);
}
.search-results a:last-child { border-bottom: none; }
.search-results a:hover { background: rgba(0,240,255,0.06); }
.search-results .sr-kind {
    display: block; font-family: var(--font-mono); font-size: 0.65rem;
    text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-accent); margin-bottom: 0.15rem;
}
.search-results .sr-title { font-size: 0.88rem; line-height: 1.35; }
.search-results .sr-empty { padding: 0.8rem 0.9rem; color: var(--color-text-muted); font-size: 0.85rem; }
@media (max-width: 900px) { .nav-search { display: none; } }

/* ── Magazine hero (image + copy) ───────── */
.hero-mag {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 3rem;
    align-items: center;
    padding: 4.5rem 0 4rem;
    border-bottom: 1px solid var(--color-border-subtle);
}
.hero-mag .hero-copy h1 {
    font-size: clamp(2.1rem, 4.6vw, 3.3rem);
    letter-spacing: -0.025em;
    line-height: 1.15;
    margin-bottom: 1.1rem;
}
.hero-mag .hero-copy .lead { margin-bottom: 1.6rem; }
.hero-mag figure { margin: 0; position: relative; }
.hero-mag figure img {
    width: 100%; height: auto; display: block;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}
.hero-mag figcaption {
    margin-top: 0.6rem; font-family: var(--font-mono); font-size: 0.7rem;
    color: var(--color-text-muted); letter-spacing: 0.04em;
}
@media (max-width: 900px) {
    .hero-mag { grid-template-columns: 1fr; gap: 2rem; padding: 3rem 0; }
    .hero-mag figure { order: -1; }
}

/* ── Story cards with images ────────────── */
.story-card {
    display: flex; flex-direction: column; text-decoration: none; color: var(--color-text);
    background: var(--color-bg-card); border: 1px solid var(--color-border);
    border-radius: var(--radius-lg); overflow: hidden;
    transition: border-color var(--transition), transform var(--transition);
}
.story-card:hover { border-color: var(--color-accent); transform: translateY(-2px); }
.story-card img { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; }
.story-card .story-body { padding: 1.25rem 1.35rem 1.4rem; display: flex; flex-direction: column; flex: 1; }
.story-card .story-kind {
    font-family: var(--font-mono); font-size: 0.68rem; text-transform: uppercase;
    letter-spacing: 0.1em; color: var(--color-accent); margin-bottom: 0.55rem;
}
.story-card h3 { font-size: 1.05rem; line-height: 1.4; margin-bottom: 0.5rem; }
.story-card p { color: var(--color-text-dim); font-size: 0.87rem; line-height: 1.55; flex: 1; }
.story-card .story-meta {
    margin-top: 0.9rem; font-family: var(--font-mono); font-size: 0.7rem; color: var(--color-text-muted);
}
.story-card.featured-story h3 { font-size: 1.5rem; line-height: 1.3; }
.story-card.featured-story p { font-size: 0.95rem; }
.stories-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 1.5rem; align-items: start; }
.stories-side { display: grid; gap: 1.25rem; }
.stories-side .story-card { display: grid; grid-template-columns: 0.85fr 1.15fr; }
.stories-side .story-card img { height: 100%; min-height: 130px; aspect-ratio: auto; }
.stories-side .story-card .story-body { padding: 1rem 1.1rem; }
@media (max-width: 900px) {
    .stories-grid { grid-template-columns: 1fr; }
    .stories-side .story-card { grid-template-columns: 1fr; }
    .stories-side .story-card img { aspect-ratio: 16/9; min-height: 0; }
}

/* ── Image topic tiles ──────────────────── */
.topic-img-tile {
    display: block; text-decoration: none; color: var(--color-text);
    border-radius: var(--radius-lg); overflow: hidden; position: relative;
    border: 1px solid var(--color-border);
    transition: border-color var(--transition), transform var(--transition);
}
.topic-img-tile:hover { border-color: var(--color-accent); transform: translateY(-2px); }
.topic-img-tile img { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; filter: brightness(0.75); transition: filter var(--transition); }
.topic-img-tile:hover img { filter: brightness(0.9); }
.topic-img-tile .tile-overlay {
    position: absolute; inset: auto 0 0 0; padding: 1rem 1.1rem;
    background: linear-gradient(180deg, rgba(10,15,30,0) 0%, rgba(10,15,30,0.92) 55%);
}
.topic-img-tile h3 { font-size: 1rem; margin-bottom: 0.2rem; }
.topic-img-tile p { color: var(--color-text-dim); font-size: 0.8rem; line-height: 1.45; }

/* ── Article page: hero image + byline + related ── */
.article-hero-img { margin: 2rem 0 0; }
.article-hero-img img {
    width: 100%; max-height: 420px; object-fit: cover; display: block;
    border-radius: var(--radius-lg); border: 1px solid var(--color-border);
}
.article-hero-img figcaption {
    margin-top: 0.6rem; font-family: var(--font-mono); font-size: 0.7rem;
    color: var(--color-text-muted);
}
.byline { display: flex; flex-wrap: wrap; gap: 0.4rem 1rem; align-items: center; }
.byline .byline-author { color: var(--color-text); font-weight: 600; }
.related-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.25rem; }

/* ============================================================
   DESIGN SYSTEM v3b — product catalog (2026-10-19)
   Filter bar, product cards with status + conceptual pricing.
   ============================================================ */

.catalog-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem 1rem;
    align-items: center;
    margin-bottom: 2rem;
    padding: 1rem 1.1rem;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
}
.catalog-filters { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.filter-btn {
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    color: var(--color-text-dim);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.04em;
    padding: 0.4rem 0.7rem;
    cursor: pointer;
    transition: all var(--transition);
}
.filter-btn:hover { border-color: var(--color-accent); color: var(--color-accent); }
.filter-btn[aria-pressed="true"] {
    background: rgba(0,240,255,0.1);
    border-color: var(--color-accent);
    color: var(--color-accent);
}
.catalog-search { position: relative; margin-left: auto; min-width: 220px; }
.catalog-search input {
    width: 100%;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    color: var(--color-text);
    font-family: var(--font-sans);
    font-size: 0.85rem;
    padding: 0.5rem 0.8rem;
}
.catalog-search input:focus { border-color: var(--color-accent); outline: none; }
.catalog-count {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--color-text-muted);
    width: 100%;
}

.product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1.5rem; }
.pcard {
    display: flex; flex-direction: column;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: border-color var(--transition), transform var(--transition);
}
.pcard:hover { border-color: var(--color-accent); transform: translateY(-2px); }
.pcard img { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; }
.pcard .pcard-body { padding: 1.25rem 1.3rem 1.35rem; display: flex; flex-direction: column; flex: 1; }
.pcard .pcard-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 0.6rem; margin-bottom: 0.6rem; }
.pcard .pcard-cat {
    font-family: var(--font-mono); font-size: 0.66rem; text-transform: uppercase;
    letter-spacing: 0.09em; color: var(--color-accent);
}
.pcard h3 { font-size: 1.05rem; line-height: 1.35; margin-bottom: 0.5rem; }
.pcard p { color: var(--color-text-dim); font-size: 0.86rem; line-height: 1.55; flex: 1; }
.pcard .pcard-meta {
    display: flex; flex-wrap: wrap; gap: 0.5rem 0.9rem; align-items: center;
    margin-top: 1rem; padding-top: 0.85rem; border-top: 1px solid var(--color-border-subtle);
    font-family: var(--font-mono); font-size: 0.72rem; color: var(--color-text-muted);
}
.pcard .pcard-price { color: var(--color-text-dim); }
.pcard .pcard-for { font-size: 0.78rem; color: var(--color-text-muted); margin-top: 0.5rem; }

.concept-note {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-left: 3px solid var(--color-warning);
    border-radius: var(--radius);
    padding: 1.1rem 1.3rem;
    margin-bottom: 2.5rem;
    font-size: 0.92rem;
    color: var(--color-text-dim);
}
.concept-note strong { color: var(--color-text); }

/* ============================================================
   DESIGN SYSTEM v5 — contact & collaboration pages (2026-10-19)
   Accessible forms, feedback panels, collaboration cards.
   ============================================================ */

.contact-layout { display: grid; grid-template-columns: 1.4fr 0.6fr; gap: 2.5rem; align-items: start; }
@media (max-width: 900px) { .contact-layout { grid-template-columns: 1fr; } }

.form-panel {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2rem 2rem 2.2rem;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }
.form-field { margin-bottom: 1.1rem; display: flex; flex-direction: column; }
.form-field label {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-dim);
    margin-bottom: 0.4rem;
}
.form-field label .req { color: var(--color-accent); }
.form-field input, .form-field select, .form-field textarea {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    color: var(--color-text);
    font-family: var(--font-sans);
    font-size: 0.92rem;
    padding: 0.65rem 0.8rem;
    width: 100%;
    transition: border-color var(--transition);
}
.form-field textarea { resize: vertical; min-height: 130px; }
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
    border-color: var(--color-accent); outline: none;
}
.form-field .field-error {
    font-size: 0.78rem; color: var(--color-warning); margin-top: 0.35rem; min-height: 1em;
}
.form-field input[aria-invalid="true"], .form-field select[aria-invalid="true"], .form-field textarea[aria-invalid="true"] {
    border-color: var(--color-warning);
}
.form-hint { font-size: 0.78rem; color: var(--color-text-muted); margin-top: 0.35rem; }
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form-feedback {
    display: none;
    border-radius: var(--radius);
    padding: 1rem 1.2rem;
    margin-bottom: 1.2rem;
    font-size: 0.9rem;
    line-height: 1.55;
}
.form-feedback.show { display: block; }
.form-feedback.ok { background: rgba(0,255,136,0.07); border: 1px solid rgba(0,255,136,0.3); color: var(--color-text); }
.form-feedback.err { background: rgba(255,184,0,0.07); border: 1px solid rgba(255,184,0,0.3); color: var(--color-text); }
.form-feedback a { color: var(--color-accent); }

.contact-aside { display: grid; gap: 1.25rem; }
.aside-card {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    padding: 1.4rem 1.5rem;
}
.aside-card h3 { font-size: 0.95rem; margin-bottom: 0.6rem; }
.aside-card p, .aside-card li { font-size: 0.86rem; color: var(--color-text-dim); line-height: 1.6; }
.aside-card ul { list-style: none; display: grid; gap: 0.5rem; }
.aside-card a { color: var(--color-accent); }

.collab-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 1.25rem; }
@media (min-width: 1100px) { .collab-grid { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 1099px) and (min-width: 700px) { .collab-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 699px) { .collab-grid { grid-template-columns: 1fr; } }
.collab-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem 1.5rem 1.6rem;
    display: flex; flex-direction: column;
}
.collab-card .cc-num {
    font-family: var(--font-mono); font-size: 0.7rem; color: var(--color-accent);
    letter-spacing: 0.1em; margin-bottom: 0.7rem;
}
.collab-card h3 { font-size: 1.05rem; margin-bottom: 0.55rem; }
.collab-card p { font-size: 0.86rem; color: var(--color-text-dim); line-height: 1.6; flex: 1; }
.collab-card .cc-look {
    margin-top: 0.9rem; padding-top: 0.8rem; border-top: 1px solid var(--color-border-subtle);
    font-family: var(--font-mono); font-size: 0.72rem; color: var(--color-text-muted);
}

.honesty-note {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-left: 3px solid var(--color-accent);
    border-radius: var(--radius);
    padding: 1.1rem 1.3rem;
    font-size: 0.9rem;
    color: var(--color-text-dim);
    line-height: 1.65;
}
.honesty-note strong { color: var(--color-text); }
/* ── SERVICES v7 + FAQ (2026-10-19 rebuild) ────────────── */
.faq-item {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 0;
    margin-bottom: 0.8rem;
}
.faq-item summary {
    cursor: pointer;
    padding: 1.05rem 1.3rem;
    font-weight: 600;
    color: var(--color-text);
    list-style: none;
    position: relative;
    padding-right: 2.6rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
    content: '+';
    position: absolute;
    right: 1.2rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-accent);
    font-size: 1.3rem;
    font-weight: 400;
}
.faq-item[open] summary::after { content: '–'; }
.faq-item[open] summary { border-bottom: 1px solid var(--color-border-subtle); }
.faq-a {
    padding: 1rem 1.3rem 1.2rem;
    color: var(--color-text-dim);
    line-height: 1.7;
    font-size: 0.95rem;
}
.service-detail .service-meta em { color: var(--color-warning); font-style: normal; font-size: 0.85em; }