/* BoxSight editorial design system (v1.0.0, 2026-08-06) — shared by all boxsight.ai pages */
    :root {
        --paper: #fbfaf7;
        --paper-alt: #f4f2ec;
        --ink: #16130f;
        --ink-soft: rgba(22,19,15,0.62);
        --ink-faint: rgba(22,19,15,0.36);
        --line: rgba(22,19,15,0.11);
        --line-soft: rgba(22,19,15,0.06);
        --card: #ffffff;
        --accent: #ff6e40;
        --accent-ink: #d9531f;
        --band: #16130f;
        --band-ink: #f4f2ec;
        --nav-bg: rgba(251,250,247,0.82);
        --shadow-s: 0 1px 2px rgba(22,19,15,0.04), 0 8px 24px rgba(22,19,15,0.05);
        --shadow-m: 0 2px 8px rgba(22,19,15,0.05), 0 16px 40px rgba(22,19,15,0.08);
        --bs-cube-face: #16130f;
        --mock-dark: #1b1814;
    }
    @media (prefers-color-scheme: dark) {
        :root {
            --paper: #131110;
            --paper-alt: #1a1815;
            --ink: #f2efe9;
            --ink-soft: rgba(242,239,233,0.64);
            --ink-faint: rgba(242,239,233,0.38);
            --line: rgba(242,239,233,0.13);
            --line-soft: rgba(242,239,233,0.07);
            --card: #1c1916;
            --accent-ink: #ff8a63;
            --band: #0d0b0a;
            --nav-bg: rgba(19,17,16,0.85);
            --shadow-s: 0 1px 2px rgba(0,0,0,0.3), 0 8px 24px rgba(0,0,0,0.25);
            --shadow-m: 0 2px 8px rgba(0,0,0,0.3), 0 16px 40px rgba(0,0,0,0.35);
            --bs-cube-face: #a8a49d;
            --mock-dark: #221f1a;
        }
    }

    * { margin: 0; padding: 0; box-sizing: border-box; -webkit-font-smoothing: antialiased; }
    html { scroll-behavior: smooth; }
    body { font-family: 'Plus Jakarta Sans', sans-serif; background: var(--paper); color: var(--ink); line-height: 1.6; }
    ::selection { background: var(--ink); color: var(--paper); }
    a:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

    /* Semantic device: serif italic marks AI-authored or AI-validated concepts */
    .ai { font-family: 'Instrument Serif', Georgia, serif; font-style: italic; font-weight: 400; }

    /* eyebrow: mono microlabel with isometric-cube marker (from the BoxSight mark) */
    .eyebrow {
        font-family: 'JetBrains Mono', monospace;
        font-size: 0.66rem; font-weight: 500;
        letter-spacing: 0.16em; text-transform: uppercase;
        color: var(--ink-soft);
        display: inline-flex; align-items: center; gap: 0.6rem;
    }
    .eyebrow .cube { width: 11px; height: 12px; flex-shrink: 0; }

    /* ── Navigation ─────────────────────────── */
    .navbar {
        position: fixed; top: 0; width: 100%; z-index: 1000;
        background: var(--nav-bg);
        backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
        border-bottom: 1px solid var(--line-soft);
    }
    .nav-container { max-width: 1200px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; padding: 1rem 1.5rem; }
    .logo { display: inline-flex; align-items: center; gap: 0.55rem; text-decoration: none; color: var(--ink); font-weight: 800; font-size: 1.12rem; letter-spacing: 0.07em; }
    .logo-mark { width: 1.6em; height: 1.6em; flex-shrink: 0; }
    .nav-menu { display: flex; gap: 2rem; list-style: none; align-items: center; }
    .nav-menu a { text-decoration: none; color: var(--ink-soft); font-weight: 600; font-size: 0.86rem; transition: color 0.2s; }
    .nav-menu a:hover { color: var(--accent-ink); }
    .nav-menu a.nav-cta {
        color: var(--paper); background: var(--ink);
        padding: 0.5rem 1.15rem; border-radius: 999px; font-size: 0.82rem;
        transition: transform 0.2s;
    }
    .nav-menu a.nav-cta:hover { transform: translateY(-1px); color: var(--paper); }

    /* ── Hero ───────────────────────────────── */
    .hero { max-width: 1200px; margin: 0 auto; padding: 9.5rem 1.5rem 4.5rem; display: grid; grid-template-columns: 7fr 5fr; gap: 4rem; align-items: center; }
    .hero h1 { font-family: 'Instrument Serif', Georgia, serif; font-weight: 400; font-size: clamp(3.2rem, 8vw, 5.8rem); line-height: 0.98; letter-spacing: -0.02em; margin: 1.4rem 0 1.6rem; }
    .hero h1 .ai { color: var(--accent-ink); }
    .hero-subtitle { font-size: 1.08rem; color: var(--ink-soft); max-width: 34rem; margin-bottom: 2.2rem; }
    .hero-ctas { display: flex; gap: 0.9rem; flex-wrap: wrap; align-items: center; }
    .btn {
        display: inline-flex; align-items: center; gap: 0.5rem;
        padding: 0.9rem 1.8rem; border-radius: 999px;
        font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 700; font-size: 0.92rem;
        text-decoration: none; cursor: pointer; border: none; line-height: 1.2;
        transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
    }
    .btn-solid { background: var(--ink); color: var(--paper); }
    .btn-solid:hover { transform: translateY(-2px); box-shadow: var(--shadow-m); }
    .btn-ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
    .btn-ghost:hover { border-color: var(--accent); transform: translateY(-2px); }
    .btn .play { display: inline-flex; align-items: center; justify-content: center; width: 20px; height: 20px; border-radius: 50%; background: var(--accent); color: #fff; font-size: 0.55rem; }
    .hero-textlink { font-weight: 700; font-size: 0.92rem; color: var(--ink-soft); text-decoration: none; border-bottom: 1px solid var(--line); padding-bottom: 2px; }
    .hero-textlink:hover { color: var(--accent-ink); border-color: var(--accent); }

    /* hero load orchestration */
    .rise { opacity: 0; transform: translateY(14px); animation: rise 0.7s cubic-bezier(0.2,0.7,0.2,1) forwards; }
    .rise.d1 { animation-delay: 0.05s; } .rise.d2 { animation-delay: 0.16s; }
    .rise.d3 { animation-delay: 0.27s; } .rise.d4 { animation-delay: 0.38s; }
    @keyframes rise { to { opacity: 1; transform: translateY(0); } }

    /* hero stack diagram */
    .stack-card { background: var(--card); border: 1px solid var(--line-soft); border-radius: 20px; padding: 1.4rem; box-shadow: var(--shadow-m); }
    .stack-label { font-family: 'JetBrains Mono', monospace; font-size: 0.6rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-faint); margin-bottom: 0.55rem; }
    .stack-apps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.5rem; }
    .stack-app { border: 1px solid var(--line-soft); border-radius: 12px; padding: 0.6rem 0.3rem 0.5rem; text-align: center; background: var(--paper); }
    .stack-app img { width: 30px; height: 30px; border-radius: 8px; display: block; margin: 0 auto 0.35rem; }
    .stack-app span { font-family: 'JetBrains Mono', monospace; font-size: 0.55rem; letter-spacing: 0.04em; color: var(--ink-soft); }
    .stack-flow { display: flex; justify-content: center; padding: 0.45rem 0; }
    .stack-flow span { width: 1px; height: 16px; background: var(--line); }
    .stack-row { border: 1px solid var(--line-soft); border-radius: 12px; padding: 0.7rem 0.9rem; display: flex; align-items: center; justify-content: space-between; gap: 0.6rem; background: var(--paper); }
    .stack-row .name { font-weight: 700; font-size: 0.8rem; }
    .stack-chip { font-family: 'JetBrains Mono', monospace; font-size: 0.56rem; letter-spacing: 0.06em; text-transform: uppercase; padding: 0.22rem 0.55rem; border-radius: 999px; border: 1px solid var(--line); color: var(--ink-soft); white-space: nowrap; }
    .stack-chip.hot { background: var(--accent); border-color: var(--accent); color: #fff; }
    .stack-row.dark { background: var(--mock-dark); border-color: transparent; }
    .stack-row.dark .name { color: #f2efe9; font-family: 'JetBrains Mono', monospace; font-weight: 500; font-size: 0.72rem; letter-spacing: 0.06em; }
    .stack-row.dark .stack-chip { color: rgba(242,239,233,0.65); border-color: rgba(242,239,233,0.2); }

    /* ── Signature: the consensus vote ─────────
       Five models vote in a slow loop; four agree (fill), one dissents
       (stays hollow). The verdict chip settles on "4/5 · dissent noted".
       Static end-state is the default so reduced-motion sees the verdict. */
    .cvotes { display: flex; gap: 5px; align-items: center; }
    .cvotes i { width: 9px; height: 9px; border-radius: 50%; background: var(--accent); border: 1.5px solid var(--accent); }
    .cvotes i.dis { background: transparent; opacity: 0.75; }
    .verdict-chip { font-family: 'JetBrains Mono', monospace; font-size: 0.56rem; letter-spacing: 0.06em; text-transform: uppercase; padding: 0.22rem 0.55rem; border-radius: 999px; background: var(--accent); color: #fff; white-space: nowrap; }
    @media (prefers-reduced-motion: no-preference) {
        .cvotes i:nth-child(1) { animation: vote1 9s infinite; }
        .cvotes i:nth-child(2) { animation: vote2 9s infinite; }
        .cvotes i:nth-child(3) { animation: vote3 9s infinite; }
        .cvotes i.dis          { animation: dissent 9s infinite; }
        .cvotes i:nth-child(5) { animation: vote5 9s infinite; }
        .verdict-chip { animation: verdict 9s infinite; }
    }
    @keyframes vote1 { 0%,6%  { background: transparent; } 12%,92% { background: var(--accent); } 97%,100% { background: transparent; } }
    @keyframes vote2 { 0%,16% { background: transparent; } 22%,92% { background: var(--accent); } 97%,100% { background: transparent; } }
    @keyframes vote3 { 0%,26% { background: transparent; } 32%,92% { background: var(--accent); } 97%,100% { background: transparent; } }
    @keyframes vote5 { 0%,36% { background: transparent; } 42%,92% { background: var(--accent); } 97%,100% { background: transparent; } }
    @keyframes dissent { 0%,44% { transform: none; } 48% { transform: scale(1.35); } 52%,100% { transform: none; } }
    @keyframes verdict { 0%,52% { opacity: 0; } 58%,94% { opacity: 1; } 98%,100% { opacity: 0; } }

    /* ticker strip */
    .ticker { border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); }
    .ticker-inner { max-width: 1200px; margin: 0 auto; padding: 0.85rem 1.5rem; display: flex; gap: 2.5rem; flex-wrap: wrap; font-family: 'JetBrains Mono', monospace; font-size: 0.66rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-faint); }

    /* ── Principles ─────────────────────────── */
    .principles { background: var(--paper-alt); padding: 6rem 1.5rem; }
    .principles-inner { max-width: 1200px; margin: 0 auto; }
    .principles-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 2rem; margin-bottom: 3rem; flex-wrap: wrap; }
    .principles h2 { font-family: 'Instrument Serif', Georgia, serif; font-weight: 400; font-size: clamp(2rem, 4.5vw, 3rem); letter-spacing: -0.015em; margin-top: 1rem; }
    .principles-note { max-width: 22rem; color: var(--ink-soft); font-size: 0.95rem; }
    .principles-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
    .principle { background: var(--card); border: 1px solid var(--line-soft); border-radius: 18px; padding: 1.8rem; box-shadow: var(--shadow-s); }
    .principle .ptag { font-family: 'JetBrains Mono', monospace; font-size: 0.62rem; letter-spacing: 0.12em; color: var(--accent-ink); display: block; margin-bottom: 2.4rem; }
    .principle h3 { font-size: 1.12rem; font-weight: 700; letter-spacing: -0.01em; margin-bottom: 0.6rem; }
    .principle p { color: var(--ink-soft); font-size: 0.92rem; }

    /* ── Products ───────────────────────────── */
    .products { max-width: 1200px; margin: 0 auto; padding: 6.5rem 1.5rem 4rem; }
    .products-head { margin-bottom: 3rem; }
    .products-head h2 { font-family: 'Instrument Serif', Georgia, serif; font-weight: 400; font-size: clamp(2.2rem, 5vw, 3.4rem); letter-spacing: -0.015em; margin-top: 1rem; }
    .products-head h2 .ai { color: var(--accent-ink); }
    .products-head p { color: var(--ink-soft); max-width: 32rem; margin-top: 0.8rem; }
    .product-row {
        display: grid; grid-template-columns: 1fr 1fr;
        background: var(--card); border: 1px solid var(--line-soft); border-radius: 24px;
        overflow: hidden; box-shadow: var(--shadow-s); margin-bottom: 1.5rem;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
    }
    .product-row:hover { transform: translateY(-3px); box-shadow: var(--shadow-m); }
    .product-copy { padding: 2.6rem; display: flex; flex-direction: column; align-items: flex-start; }
    .product-copy .prod-head { display: flex; align-items: center; gap: 0.9rem; margin: 0.9rem 0; }
    .product-copy .prod-head img { width: 52px; height: 52px; border-radius: 12px; box-shadow: 0 4px 12px rgba(0,0,0,0.12); }
    .product-copy h3 { font-family: 'Instrument Serif', Georgia, serif; font-weight: 400; font-size: 2.1rem; letter-spacing: -0.01em; }
    .product-copy > p { color: var(--ink-soft); font-size: 0.96rem; margin-bottom: 1.2rem; }
    .feat-list { list-style: none; margin-bottom: 1.5rem; }
    .feat-list li { display: flex; align-items: baseline; gap: 0.6rem; font-size: 0.88rem; color: var(--ink-soft); padding: 0.25rem 0; }
    .feat-list li::before { content: "✓"; color: var(--accent-ink); font-weight: 700; font-size: 0.8rem; }
    .app-links { display: flex; gap: 0.6rem; flex-wrap: wrap; }
    .store-badge {
        display: inline-flex; align-items: center; gap: 0.55rem;
        background: var(--ink); color: var(--paper);
        padding: 0.5rem 0.95rem; border-radius: 11px;
        text-decoration: none; transition: transform 0.2s, opacity 0.2s;
    }
    .store-badge:hover { transform: translateY(-2px); opacity: 0.88; }
    .store-badge svg { width: 22px; height: 22px; flex-shrink: 0; fill: var(--paper); }
    .store-badge .bt { display: flex; flex-direction: column; line-height: 1.15; }
    .store-badge .bt small { font-size: 0.56rem; opacity: 0.75; font-weight: 600; text-transform: uppercase; letter-spacing: 0.3px; }
    .store-badge .bt strong { font-size: 0.9rem; font-weight: 700; }

    /* product preview panels: cinematic scene art (inline SVG, shared night palette) */
    .product-preview { position: relative; background: #17130e; border-left: 1px solid var(--line-soft); min-height: 360px; overflow: hidden; }
    .preview-tag { position: absolute; top: 1.1rem; right: 1.3rem; z-index: 2; font-family: 'JetBrains Mono', monospace; font-size: 0.56rem; letter-spacing: 0.14em; text-transform: uppercase; color: rgba(244,242,236,0.55); text-shadow: 0 1px 6px rgba(0,0,0,0.7); }
    .scene-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
    .scene-caption { position: absolute; left: 1.5rem; bottom: 1.2rem; z-index: 2; font-family: 'JetBrains Mono', monospace; font-size: 0.68rem; letter-spacing: 0.22em; text-transform: uppercase; color: rgba(244,242,236,0.85); text-shadow: 0 1px 8px rgba(0,0,0,0.85); }
    /* ── Stack band ─────────────────────────── */
    .band { background: var(--band); color: var(--band-ink); padding: 6.5rem 1.5rem; }
    .band-inner { max-width: 1200px; margin: 0 auto; }
    .band .eyebrow { color: rgba(244,242,236,0.5); }
    .band-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 2rem; flex-wrap: wrap; margin-bottom: 3.2rem; }
    .band h2 { font-family: 'Instrument Serif', Georgia, serif; font-weight: 400; font-size: clamp(2.2rem, 5vw, 3.4rem); letter-spacing: -0.015em; margin-top: 1rem; }
    .band h2 .ai { color: var(--accent); }
    .band-note { max-width: 24rem; color: rgba(244,242,236,0.6); font-size: 0.95rem; }
    .band-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.1rem; }
    .band-tile { border: 1px solid rgba(244,242,236,0.12); border-radius: 16px; padding: 1.5rem; background: rgba(244,242,236,0.03); }
    .band-tile .t-icon { font-family: 'JetBrains Mono', monospace; font-size: 0.66rem; color: var(--accent); display: block; margin-bottom: 1.8rem; letter-spacing: 0.1em; }
    .band-tile h3 { font-size: 1rem; font-weight: 700; margin-bottom: 0.5rem; }
    .band-tile p { font-size: 0.85rem; color: rgba(244,242,236,0.6); }

    /* ── Footer ─────────────────────────────── */
    .footer { padding: 5rem 1.5rem 3rem; border-top: 1px solid var(--line-soft); }
    .footer-content { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 3rem; }
    .footer-brand p { font-size: 0.92rem; color: var(--ink-soft); max-width: 20rem; margin-top: 1rem; }
    .footer-section h4 { font-family: 'JetBrains Mono', monospace; font-size: 0.62rem; text-transform: uppercase; color: var(--ink-faint); margin-bottom: 1.4rem; letter-spacing: 0.14em; }
    .footer-section a { color: var(--ink); text-decoration: none; display: block; margin-bottom: 0.75rem; font-size: 0.92rem; }
    .footer-section a:hover { color: var(--accent-ink); }
    .footer-bottom { max-width: 1200px; margin: 4rem auto 0; color: var(--ink-faint); font-size: 0.8rem; border-top: 1px solid var(--line-soft); padding-top: 1.8rem; display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
    .footer-bottom .mono { font-family: 'JetBrains Mono', monospace; font-size: 0.7rem; letter-spacing: 0.08em; }

    /* ── Reduced motion ─────────────────────── */
    @media (prefers-reduced-motion: reduce) {
        html { scroll-behavior: auto; }
        .rise { animation: none; opacity: 1; transform: none; }
        * { transition-duration: 0.01ms !important; }
    }

    /* ── Responsive ─────────────────────────── */
    @media (max-width: 960px) {
        .hero { grid-template-columns: 1fr; gap: 3rem; padding-top: 8rem; }
        .hero > div { min-width: 0; }
        .stack-row { flex-wrap: wrap; }
        .principles-grid { grid-template-columns: 1fr; }
        .product-row { grid-template-columns: 1fr; }
        .product-preview { border-left: none; border-top: 1px solid var(--line-soft); }
        .band-grid { grid-template-columns: repeat(2, 1fr); }
        .footer-content { grid-template-columns: 1fr 1fr; }
        .nav-menu { display: none; }
    }
    @media (max-width: 560px) {
        .band-grid { grid-template-columns: 1fr; }
    }
    @media (min-width: 961px) {
        .product-row.flip .product-copy { order: 2; }
        .product-row.flip .product-preview { order: 1; border-left: none; border-right: 1px solid var(--line-soft); }
    }
    /* ══ Subpage shell (privacy/terms/child-safety/capabilities) ══ */
    .page-hero { max-width: 1200px; margin: 0 auto; padding: 9.5rem 1.5rem 3.2rem; }
    .page-hero h1 { font-family: 'Instrument Serif', Georgia, serif; font-weight: 400; font-size: clamp(2.6rem, 6vw, 4.2rem); line-height: 1.02; letter-spacing: -0.02em; margin: 1.2rem 0 1rem; }
    .page-hero h1 .ai { color: var(--accent-ink); }
    .page-hero .lead { color: var(--ink-soft); max-width: 46rem; font-size: 1.05rem; }
    .container { max-width: 880px; margin: 0 auto; padding: 3.2rem 1.5rem 5rem; }
    .wide-container { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }
    .section { margin-bottom: 2.8rem; }
    .section h2 { font-family: 'Instrument Serif', Georgia, serif; font-weight: 400; font-size: 1.9rem; letter-spacing: -0.01em; margin-bottom: 0.9rem; }
    .section h3 { font-size: 1.05rem; font-weight: 700; margin: 1.4rem 0 0.5rem; }
    .section p, .section li { color: var(--ink-soft); font-size: 0.97rem; }
    .section ul, .section ol { padding-left: 1.3rem; margin: 0.6rem 0 1rem; }
    .section a { color: var(--accent-ink); text-decoration: none; }
    .section a:hover { text-decoration: underline; }
    .section strong { color: var(--ink); }
    .highlight-box, .safety-box, .connect-box { background: var(--card); border: 1px solid var(--line-soft); border-left: 3px solid var(--accent); border-radius: 14px; padding: 1.4rem 1.6rem; margin: 1.4rem 0; box-shadow: var(--shadow-s); }
    .highlight-box p, .safety-box p, .connect-box p { margin: 0; color: var(--ink-soft); }
    .connect-box h3 { font-family: 'Instrument Serif', Georgia, serif; font-weight: 400; font-size: 1.5rem; margin-bottom: 0.7rem; }

    /* ══ Key-visual bands ══ */
    .key-visual { position: relative; border-radius: 24px; overflow: hidden; box-shadow: var(--shadow-m); }
    .key-visual img { width: 100%; display: block; }
    .key-visual .scene-caption { left: 1.5rem; bottom: 1.2rem; }

    /* ══ Capability cards ══ */
    .cap-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
    .cap-card { background: var(--card); border: 1px solid var(--line-soft); border-radius: 18px; padding: 1.7rem; box-shadow: var(--shadow-s); transition: transform 0.3s ease, box-shadow 0.3s ease; display: flex; flex-direction: column; align-items: flex-start; }
    .cap-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-m); }
    .cap-head { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: 0.7rem; width: 100%; }
    .cap-name { font-weight: 800; font-size: 1.08rem; display: flex; align-items: center; gap: 0.6rem; }
    .cap-name img { width: 34px; height: 34px; border-radius: 8px; }
    .chip { font-family: 'JetBrains Mono', monospace; font-size: 0.58rem; letter-spacing: 0.1em; text-transform: uppercase; padding: 0.26rem 0.6rem; border-radius: 999px; border: 1px solid var(--line); color: var(--ink-soft); white-space: nowrap; }
    .chip.live { border-color: var(--accent); color: var(--accent-ink); }
    .cap-card p { color: var(--ink-soft); font-size: 0.92rem; margin-bottom: 0.9rem; }
    .cap-meta { font-family: 'JetBrains Mono', monospace; font-size: 0.66rem; letter-spacing: 0.02em; color: var(--ink-faint); border-top: 1px solid var(--line-soft); padding-top: 0.8rem; line-height: 1.8; margin-top: auto; width: 100%; }
    .cap-link { display: inline-block; margin-top: 0.7rem; color: var(--accent-ink); font-weight: 700; font-size: 0.88rem; text-decoration: none; }
    .cap-link:hover { text-decoration: underline; }

    /* ══ Architecture flow (inside dark .band) ══ */
    .arch-flow-col { max-width: 780px; margin: 0 auto; }
    .arch-idea { text-align: center; margin-bottom: 0.4rem; }
    .arch-idea span { font-family: 'JetBrains Mono', monospace; font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; border: 1px dashed var(--accent); color: var(--band-ink); border-radius: 999px; padding: 0.5rem 1.3rem; display: inline-block; }
    .arch-node { border: 1px solid rgba(244,242,236,0.14); border-radius: 16px; padding: 1.1rem 1.3rem; background: rgba(244,242,236,0.03); }
    .arch-node .arch-label { display: block; font-family: 'JetBrains Mono', monospace; font-size: 0.6rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); margin-bottom: 0.7rem; }
    .arch-pills { display: flex; flex-wrap: wrap; gap: 0.45rem; }
    .arch-pills span { font-size: 0.8rem; font-weight: 600; color: rgba(244,242,236,0.82); border: 1px solid rgba(244,242,236,0.16); border-radius: 999px; padding: 0.3rem 0.8rem; display: inline-flex; align-items: center; gap: 0.4rem; }
    .arch-pills span img { width: 20px; height: 20px; border-radius: 5px; }
    .arch-down { text-align: center; color: var(--accent); padding: 0.35rem 0; font-size: 1.1rem; }
    .arch-note { text-align: center; font-size: 0.85rem; color: rgba(244,242,236,0.55); margin-top: 1.6rem; }
    .arch-note strong { color: rgba(244,242,236,0.85); }

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

    /* 4-up pillar variant (capabilities) */
    .principles-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
    @media (max-width: 1100px) { .principles-grid.cols-4 { grid-template-columns: repeat(2, 1fr); } }
    @media (max-width: 640px) { .principles-grid.cols-4 { grid-template-columns: 1fr; } }