:root {
    --ink: #161616;
    --ink-soft: #2a2a2a;
    --ink-warm: #1a1917;
    --paper: #FFFFFF;
    --paper-warm: #F9F9F9;
    --paper-rule: #E4E2DC;
    --paper-rule-2: #CFCCC3;
    --muted: #5a564e;
    --muted-light: #8a867c;
    --strike: #B8A89A;

    /* Garnet — locked */
    --red: #870000;
    --red-deep: #5F0000;
    --red-dark: #3F0000;
    --red-tint: #D28791;

    /* Bronze — accent on ink-dark backgrounds (rule: garnet on paper, bronze on ink) */
    --bronze: #BB8E6B;

    /* Phase tints — for C3d phase detail accordion (kraft, slate-teal, dusty plum) */
    --ph1: #B89E7A; --ph1-tint: #F0E9DB; --ph1-deep: #6B5534;
    --ph2: #6E8A8A; --ph2-tint: #E2EAE9; --ph2-deep: #2F4B4B;
    --ph3: #8C6E82; --ph3-tint: #EBE2E7; --ph3-deep: #4E3446;

    /* On-ink tones — use these instead of ad-hoc rgba(255,255,255,x) */
    --on-ink-hairline: rgba(255,255,255,0.08);
    --on-ink-rule:     rgba(255,255,255,0.18);
    --on-ink-muted:    rgba(255,255,255,0.55);
    --on-ink-body:     rgba(255,255,255,0.82);

    --max: 1280px;
    --gutter: 40px;

    --sans: 'Plus Jakarta Sans', -apple-system, sans-serif;
    --serif: 'DM Serif Display', Georgia, serif;
    --mono: 'Commit Mono', 'SF Mono', monospace;

    /* ───────── TYPE SCALE (canonical) ───────── */
    /* Display — reserved for C2e masthead h1 only */
    --fs-display: 64px; --lh-display: 1.0;  --ls-display: -0.03em;
    /* H2 — all major section titles */
    --fs-h2:      44px; --lh-h2:      1.04; --ls-h2:      -0.02em;
    /* H3 — sub-section titles, secondary heads */
    --fs-h3:      32px; --lh-h3:      1.08; --ls-h3:      -0.015em;
    /* H4 — card titles */
    --fs-h4:      22px; --lh-h4:      1.15; --ls-h4:      -0.005em;
    /* H5 — small in-card heads */
    --fs-h5:      16px; --lh-h5:      1.3;

    /* Body */
    --fs-body-lg: 17px; --lh-body-lg: 1.55;
    --fs-body:    15px; --lh-body:    1.55;
    --fs-body-sm: 13px; --lh-body-sm: 1.5;

    /* Eyebrows (mono, uppercase) */
    --fs-eyebrow:     13px; --ls-eyebrow:     0.18em;
    --fs-eyebrow-sm:  13px; --ls-eyebrow-sm:  0.18em;
    --fs-mono-xs:     13px; --ls-mono-xs:     0.18em;

    /* ───────── SPACING (canonical) ───────── */
    --sp-section-v:        64px;  /* standard section vertical padding */
    --sp-section-v-climax: 88px;  /* dark "climax" sections (C5, C7) */
    --sp-section-h:        44px;  /* standard section horizontal padding */
    --sp-container:       1720px; /* canonical max content width (all pages) */
    --sp-head-to-grid:     40px;  /* gap from head block to card grid */
    --sp-card-pad:         28px;  /* internal card padding */
    --sp-title-to-lede:    14px;  /* gap from h2 to lede */
  }

  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html, body {
    font-family: var(--sans);
    background: #EEEBE5;
    color: var(--ink);
    -webkit-font-smoothing: antialiased;
    line-height: 1.5;
    font-size: 16px;
  }
  ::selection { background: var(--red); color: #fff; }
  a { color: inherit; text-decoration: none; }
  img { display: block; max-width: 100%; }

  /* utility buttons */
  .btn-p, .btn-s {
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
    padding: 15px 22px; font-size: 15px; font-weight: 600;
    border: 1px solid transparent; box-sizing: border-box; min-width: 260px;
    transition: background 0.15s ease, color 0.15s ease;
  }
  .btn-p { background: var(--red); color: #fff; }
  .btn-p:hover { background: var(--red-deep); }
  .btn-s { border: 1px solid var(--ink); color: var(--ink); }
  .btn-s:hover { background: var(--ink); color: var(--paper); }
  .btn-s.on-ink { border-color: var(--paper); color: var(--paper); }
  .btn-s.on-ink:hover { background: var(--paper); color: var(--ink); }
  .chev { font-family: var(--mono); }

  /* Canonical eyebrow — used at top of every section */
  .sec-tag {
    font-family: var(--mono); font-size: var(--fs-eyebrow); letter-spacing: var(--ls-eyebrow);
    text-transform: uppercase; color: var(--ink); font-weight: 600;
    display: flex; align-items: baseline; gap: 16px;
    margin-bottom: 22px;
  }
  .sec-tag .hash { color: var(--red); font-weight: 700; }
  .sec-tag .hash::before { content: '§ '; }
  .sec-tag .rule { flex: 1; height: 1px; background: var(--paper-rule-2); max-width: 80px; }
  /* Variant for dark sections */
  .sec-tag.on-ink { color: var(--on-ink-body); }
  .sec-tag.on-ink .hash { color: var(--bronze); }
  .sec-tag.on-ink .rule { background: var(--on-ink-rule); }

  /* Canonical section head (eyebrow already above — this is title + lede) */
  .sect-head { margin-bottom: var(--sp-head-to-grid); max-width: 820px; }
  .sect-head h2,
  .sect-head h3.t {
    font-size: var(--fs-h2); line-height: var(--lh-h2); letter-spacing: var(--ls-h2);
    font-weight: 700; margin-bottom: var(--sp-title-to-lede);
  }
  .sect-head h2 em,
  .sect-head h3.t em {
    font-family: var(--serif); font-style: italic; color: var(--red); font-weight: 400;
  }
  .sect-head p {
    font-size: var(--fs-body-lg); line-height: var(--lh-body-lg); color: var(--ink-soft);
    max-width: 720px;
  }
  /* Sub-section head (tier 2 — uses H3 size) */
  .sect-head.sub h2,
  .sect-head.sub h3.t {
    font-size: var(--fs-h3); line-height: var(--lh-h3); letter-spacing: var(--ls-h3);
  }
  /* Dark variant */
  .sect-head.on-ink h2, .sect-head.on-ink h3.t { color: #fff; }
  .sect-head.on-ink p { color: var(--on-ink-body); }

  /* Canonical card arrow (bottom of card, mono uppercase + → after) */
  .card-arrow {
    margin-top: auto; padding-top: 16px;
    font-family: var(--mono); font-size: var(--fs-eyebrow-sm); letter-spacing: var(--ls-eyebrow-sm);
    text-transform: uppercase; color: var(--red); font-weight: 700;
    display: inline-flex; align-items: center; gap: 8px;
  }
  .card-arrow .ar { display: inline-block; transition: transform 0.18s ease; }
  .card:hover .card-arrow .ar,
  a:hover > .card-arrow .ar,
  .it:hover .card-arrow .ar { transform: translateX(4px); }
  /* On-ink variant */
  .card-arrow.on-ink { color: var(--bronze); }

  /* ═════════════════ C1 · NAV with mega menu ═════════════════ */
  .nav-a { background: var(--paper); border-bottom: 1px solid var(--paper-rule); position: relative; }
  .nav-a-in { padding: 10px 36px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 48px; }
  .nav-a .brand { display: inline-flex; align-items: center; }
  .nav-a .brand img { height: 38px; width: auto; display: block; }
  .nav-a .links { display: flex; gap: 32px; justify-self: center; }
  .nav-a .links > li { position: relative; list-style: none; }
  .nav-a .links > li > a { font-size: 16px; font-weight: 500; padding: 10px 0 8px; display: inline-block; border-bottom: 2px solid transparent; }
  .nav-a .links > li > a.active, .nav-a .links > li > a:hover { border-bottom-color: var(--red); }
  .nav-a .links > li.has-mega > a { display: inline-flex; align-items: center; gap: 7px; }
  .nav-a .links > li.has-mega > a .nav-chev {
    color: var(--muted);
    transition: transform 0.15s ease, color 0.15s ease;
    flex-shrink: 0;
  }
  .nav-a .links > li.has-mega:hover > a .nav-chev,
  .nav-a .links > li.has-mega.pinned-open > a .nav-chev {
    transform: translateY(2px); color: var(--red);
  }
  .nav-a .cta { background: var(--red); color: #fff; padding: 10px 18px; font-size: 15px; font-weight: 600; display: inline-flex; gap: 10px; align-items: center; }
  .nav-a .cta:hover { background: var(--red-deep); }

  /* Mega menu panel — fixed height across all tabs */
  .mega {
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--paper); border-top: 1px solid var(--paper-rule);
    border-bottom: 1px solid var(--paper-rule-2);
    box-shadow: 0 20px 40px -20px rgba(0,0,0,0.08);
    opacity: 0; visibility: hidden; transform: translateY(-6px);
    transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s ease;
    z-index: 20;
    height: 440px; display: flex; flex-direction: column;
  }
  .mega-in { flex: 1; }
  .nav-a .links > li.has-mega:hover .mega,
  .nav-a .links > li.has-mega:focus-within .mega,
  .nav-a .links > li.has-mega.pinned-open .mega { opacity: 1; visibility: visible; transform: translateY(0); }
  .nav-a .links > li.has-mega.pinned-open > a { border-bottom-color: var(--red); }

  .mega-in { padding: 22px 48px 24px; display: grid; grid-template-columns: 1fr 1.1fr 1.1fr 1.1fr; gap: 48px; max-width: none; align-content: start; }
  .mega-col h6 { font-family: var(--mono); font-size: 11px; letter-spacing: 0.18em; color: var(--red); font-weight: 600; text-transform: uppercase; margin-bottom: 16px; }
  .mega-col .lead-title { font-family: var(--serif); font-style: italic; font-weight: 400; font-size: 34px; line-height: 1.05; letter-spacing: -0.015em; color: var(--ink); margin-bottom: 14px; }
  .mega-col .lead-title b { font-family: var(--sans); font-style: normal; font-weight: 700; }
  .mega-col .lead-title em { color: var(--red); }
  .mega-col .lead-sub { font-size: var(--fs-body); color: var(--ink-soft); line-height: var(--lh-body); margin-bottom: 18px; max-width: 320px; }
  .mega-col .lead-cta { display: inline-flex; align-items: center; gap: 8px; font-family: var(--mono); font-size: var(--fs-eyebrow); letter-spacing: 0.12em; color: var(--red); font-weight: 600; text-transform: uppercase; border-bottom: 1px solid var(--red); padding-bottom: 4px; }
  .mega-col ul { list-style: none; }
  .mega-col ul li { margin-bottom: 14px; }
  .mega-col ul li a { display: block; }
  .mega-col ul li a .t { font-size: var(--fs-body); font-weight: 600; color: var(--ink); letter-spacing: -0.005em; display: block; margin-bottom: 2px; }
  .mega-col ul li a .d { font-size: var(--fs-body-sm); color: var(--muted); line-height: 1.45; display: block; }
  .mega-col ul li a:hover .t { color: var(--red); }

  .mega-foot {
    border-top: 1px solid var(--paper-rule);
    padding: 14px 48px; display: flex; justify-content: space-between; align-items: center;
    font-family: var(--mono); font-size: var(--fs-eyebrow); letter-spacing: 0.14em; color: var(--muted); text-transform: uppercase;
    background: var(--paper-warm);
  }
  .mega-foot .legend { display: flex; gap: 18px; align-items: center; }
  .mega-foot .legend span { display: inline-flex; align-items: center; gap: 8px; }
  .mega-foot .legend .dot { width: 8px; height: 8px; background: var(--red); display: inline-block; }
  .mega-foot a { color: var(--ink); font-weight: 600; display: inline-flex; gap: 8px; align-items: center; }

  /* ═════════════════ Mega feature card (used by C1) ═════════════════ */
  .mfc { background: var(--ink); color: #fff; display: flex; flex-direction: column; padding: 0; overflow: hidden; transition: background 0.2s; cursor: pointer; position: relative; }
  .mfc:hover { background: var(--ink-warm); }
  .mfc .ph { position: relative; overflow: hidden; display: flex; align-items: center; justify-content: center; }
  .mfc .ph::before, .mfc .ph::after {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(to top right, transparent calc(50% - 0.5px), var(--on-ink-hairline), transparent calc(50% + 0.5px));
  }
  .mfc .ph::after { transform: scaleX(-1); }
  .mfc .ph .lbl { position: relative; z-index: 2; font-family: var(--mono); font-size: var(--fs-mono-xs); letter-spacing: var(--ls-mono-xs); text-transform: uppercase; color: var(--on-ink-muted); background: rgba(0,0,0,0.5); padding: 5px 10px; border: 1px solid var(--on-ink-rule); }

  /* A — image top, title + button */
  .mfc-a .ph { aspect-ratio: 4/3; background: linear-gradient(135deg, #8a3230 0%, #3F0000 100%); }
  .mfc-a .body { padding: 26px 24px 24px; display: flex; flex-direction: column; gap: 18px; flex: 1; }
  .mfc-a .body h4 { font-family: var(--serif); font-weight: 400; font-size: 26px; line-height: 1.1; letter-spacing: -0.01em; color: #fff; }
  .mfc-a .body h4 em { font-style: italic; color: #fff; }
  .mfc-a .body .cta { margin-top: auto; font-family: var(--mono); font-size: var(--fs-eyebrow-sm); letter-spacing: var(--ls-eyebrow-sm); text-transform: uppercase; color: #fff; font-weight: 700; padding: 14px 0 0; background: transparent; border-top: 1px solid var(--on-ink-rule); display: flex; align-items: center; justify-content: space-between; gap: 8px; }
  .mfc-a .body .cta .arr { color: #fff; transition: transform 0.18s ease; display: inline-flex; align-items: center; }
  .mfc-a .body .cta .arr svg { width: 18px; height: 10px; }
  .mfc-a:hover .body .cta .arr { transform: translateX(4px); }

  .mega-col.feature-col { padding-top: 0 !important; }
  .mega-col.feature-col .mfc-a { height: 100%; max-height: 100%; overflow: hidden; }
  .mega-col.feature-col .mfc-a .ph { aspect-ratio: auto; flex: 1; min-height: 0; }
  .mega-col.feature-col .mfc-a .body { padding: 20px 22px 18px; gap: 12px; }
  .mega-col.feature-col .mfc-a .body h4 { font-size: 22px; }

  /* ═════════════════ C2a · LOGO WALL ═════════════════ */
  .ps { padding: var(--sp-section-v) var(--sp-section-h); }
  .ps-a .logos { display: grid; grid-template-columns: repeat(6, 1fr); gap: 1px; background: var(--paper-rule-2); border: 1px solid var(--paper-rule-2); }
  .ps-a .logos > div { background: var(--paper); padding: 26px 14px 18px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; min-height: 130px; text-align: center; transition: background 0.15s ease; }
  .ps-a .logos > div:hover { background: var(--paper-warm); }
  .ps-a .logos .mark { font-family: var(--serif); font-style: italic; font-weight: 400; font-size: 28px; letter-spacing: -0.015em; color: var(--ink); line-height: 1; }
  .ps-a .logos .mark.mono { font-family: var(--sans); font-style: normal; font-weight: 800; letter-spacing: 0.01em; font-size: 22px; }
  .ps-a .logos .mark.caps { font-family: var(--sans); font-style: normal; font-weight: 700; letter-spacing: 0.2em; font-size: 14px; text-transform: uppercase; }
  .ps-a .logos .meta { font-family: var(--mono); font-size: var(--fs-eyebrow-sm); letter-spacing: var(--ls-eyebrow-sm); color: var(--muted); text-transform: uppercase; }
  .ps-a .note { font-family: var(--mono); font-size: var(--fs-mono-xs); color: var(--muted); letter-spacing: 0.14em; margin-top: 16px; text-transform: uppercase; text-align: right; }

  /* C2a-Marquee · single-row ticker */
  .ps-marquee { padding: var(--sp-section-v) 0; }
  .ps-marquee .sec-tag { padding: 0 var(--sp-section-h); }
  .ps-marquee .track-wrap { position: relative; margin-top: 28px; overflow: hidden; mask-image: linear-gradient(to right, transparent 0, #000 6%, #000 94%, transparent 100%); -webkit-mask-image: linear-gradient(to right, transparent 0, #000 6%, #000 94%, transparent 100%); border-top: 1px solid var(--paper-rule); border-bottom: 1px solid var(--paper-rule); background: var(--paper); }
  .ps-marquee .track { display: flex; gap: 0; width: max-content; animation: marquee-rtl 60s linear infinite; }
  .ps-marquee .track:hover { animation-play-state: paused; }
  .ps-marquee .slot { flex: 0 0 auto; padding: 28px 48px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; min-width: 200px; border-right: 1px solid var(--paper-rule); }
  .ps-marquee .slot .mark { font-family: var(--serif); font-style: italic; font-weight: 400; font-size: 26px; letter-spacing: -0.015em; color: var(--ink); line-height: 1; white-space: nowrap; }
  .ps-marquee .slot .mark.mono { font-family: var(--sans); font-style: normal; font-weight: 800; letter-spacing: 0.01em; font-size: 20px; }
  .ps-marquee .slot .mark.caps { font-family: var(--sans); font-style: normal; font-weight: 700; letter-spacing: 0.2em; font-size: 13px; text-transform: uppercase; }
  .ps-marquee .slot .meta { font-family: var(--mono); font-size: var(--fs-mono-xs); letter-spacing: 0.14em; color: var(--muted); text-transform: uppercase; white-space: nowrap; }
  .ps-marquee .note { padding: 16px var(--sp-section-h) 0; font-family: var(--mono); font-size: var(--fs-mono-xs); color: var(--muted); letter-spacing: 0.14em; text-transform: uppercase; text-align: right; }
  @keyframes marquee-rtl {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
  }

  /* ═════════════════ C2b · QUOTES ═════════════════ */
  .ps-c { padding: var(--sp-section-v) var(--sp-section-h); }
  .ps-c .qgrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
  .ps-c .q { background: var(--paper-warm); border-left: 3px solid var(--red); padding: 32px 32px 28px; }
  .ps-c .q .mark { font-family: var(--serif); font-size: 56px; line-height: 0.6; color: var(--red); font-style: italic; display: block; height: 22px; }
  .ps-c .q p { font-size: 19px; line-height: 1.5; color: var(--ink); font-weight: 500; margin-bottom: 20px; }
  .ps-c .q .attr { font-family: var(--mono); font-size: var(--fs-eyebrow-sm); letter-spacing: var(--ls-eyebrow-sm); color: var(--muted); text-transform: uppercase; }
  .ps-c .q .attr b { color: var(--ink); display: block; margin-bottom: 4px; font-weight: 700; }
  .ps-c .q .attr .sub { display: block; color: var(--muted); font-weight: 400; }

  /* ═════════════════ C3a · SERVICES ═════════════════ */
  .sv { padding: var(--sp-section-v) var(--sp-section-h); }

  .sv-a .grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
  .sv-a .card {
    background: var(--paper); padding: var(--sp-card-pad) var(--sp-card-pad);
    display: flex; flex-direction: column; gap: 12px; min-height: 300px;
    border-top: 2px solid var(--ink);
    transition: border-color 0.18s ease, background 0.18s ease;
    cursor: pointer;
  }
  .sv-a .card:hover { border-top-color: var(--red); background: var(--paper-warm); }
  .sv-a .card:hover .arr { transform: translateX(4px); }
  .sv-a .card .head { display: grid; grid-template-columns: 40px 1fr; column-gap: 14px; align-items: start; padding-bottom: 4px; }
  .sv-a .card .pic { width: 40px; height: 40px; color: var(--red); grid-column: 1; grid-row: 1; margin-top: 2px; }
  .sv-a .card .pic svg { width: 100%; height: 100%; display: block; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: square; stroke-linejoin: miter; }
  .sv-a .card h4 { grid-column: 2; grid-row: 1; font-size: var(--fs-h4); line-height: var(--lh-h4); letter-spacing: var(--ls-h4); font-weight: 700; }
  .sv-a .card p { font-size: var(--fs-body); line-height: var(--lh-body); color: var(--ink-soft); }
  .sv-a .card .arr {
    margin-top: auto; padding-top: 16px;
    font-family: var(--mono); font-size: var(--fs-eyebrow-sm); letter-spacing: var(--ls-eyebrow-sm);
    text-transform: uppercase; color: var(--red); font-weight: 700;
    transition: transform 0.18s ease; display: inline-block;
  }

  /* ═════════════════ C3b · CAPABILITIES (3-col, two rows) ═════════════════ */
  .cp { padding: var(--sp-section-v) var(--sp-section-h); }

  .cp-c .idx { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 22px; }
  .cp-c .idx .it {
    background: var(--paper); padding: var(--sp-card-pad) var(--sp-card-pad);
    display: flex; flex-direction: column; gap: 16px;
    border-top: 2px solid var(--ink);
    transition: border-color 0.18s ease, background 0.18s ease;
    min-height: 180px;
    text-decoration: none; color: inherit;
  }
  .cp-c .idx .it:hover { border-top-color: var(--red); background: var(--paper-warm); }
  .cp-c .idx .it .head { display: flex; align-items: center; gap: 14px; }
  .cp-c .idx .it .pic { width: 32px; height: 32px; color: var(--red); flex-shrink: 0; }
  .cp-c .idx .it .pic svg { width: 100%; height: 100%; display: block; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: square; stroke-linejoin: miter; }
  .cp-c .idx .it h4 { font-size: var(--fs-h4); font-weight: 700; letter-spacing: var(--ls-h4); line-height: var(--lh-h4); }
  .cp-c .idx .it .d { font-size: var(--fs-body); color: var(--ink-soft); line-height: var(--lh-body); }
  .cp-c .idx .it .more {
    margin-top: auto; padding-top: 16px;
    font-family: var(--mono); font-size: var(--fs-eyebrow-sm); letter-spacing: var(--ls-eyebrow-sm);
    text-transform: uppercase; color: var(--red); font-weight: 700;
    display: inline-flex; align-items: center; gap: 8px;
  }
  .cp-c .idx .it .more .ar { transition: transform 0.18s ease; display: inline-block; }
  .cp-c .idx .it:hover .more .ar { transform: translateX(4px); }
  .cp-c .chipstrip { padding: 24px 32px; background: var(--ink); color: var(--paper); display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
  .cp-c .chipstrip .lbl { font-family: var(--mono); font-size: var(--fs-eyebrow); letter-spacing: var(--ls-eyebrow); color: var(--on-ink-muted); text-transform: uppercase; margin-right: 10px; font-weight: 600; }
  .cp-c .chipstrip .chip { font-family: var(--mono); font-size: var(--fs-eyebrow); letter-spacing: 0.08em; padding: 8px 12px; border: 1px solid var(--on-ink-rule); color: var(--on-ink-body); }

  /* ═════════════════ C3c · CAPABILITIES EXPANDED ═════════════════ */
  .cpx { padding: var(--sp-section-v) var(--sp-section-h); }

  /* Placeholder image system */
  .ph { position: relative; overflow: hidden; display: flex; align-items: center; justify-content: center; }
  .ph::before, .ph::after {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(to top right, transparent calc(50% - 0.5px), rgba(0,0,0,0.15), transparent calc(50% + 0.5px));
  }
  .ph::after { transform: scaleX(-1); }
  .ph .lbl { position: relative; z-index: 2; font-family: var(--mono); font-size: var(--fs-mono-xs); letter-spacing: var(--ls-mono-xs); text-transform: uppercase; color: rgba(0,0,0,0.55); background: rgba(248,247,245,0.9); padding: 5px 10px; border: 1px solid rgba(0,0,0,0.15); }
  .ph.tone-a { background: linear-gradient(135deg, #E8E3D8 0%, #CFBFA3 100%); }
  .ph.tone-b { background: linear-gradient(135deg, #D6D1C4 0%, #A89C84 100%); }
  .ph.has-img { padding: 0; display: block; }
  .ph.has-img img { width: 100%; height: 100%; object-fit: cover; display: block; position: relative; z-index: 1; }
  .ph.has-img::before, .ph.has-img::after { display: none; }
  .ph.has-img.is-dark { background: #0B0B0B; }
  .ph.has-img:not(.is-dark) { background: #FFFFFF; }
  .ph.tone-c { background: linear-gradient(135deg, #2A2622 0%, #4A4238 100%); }
  .ph.tone-c .lbl { background: rgba(22,22,22,0.75); color: var(--on-ink-muted); border-color: var(--on-ink-rule); }
  .ph.tone-d { background: linear-gradient(135deg, #8a3230 0%, #5F0000 100%); }
  .ph.tone-d .lbl { background: rgba(22,22,22,0.8); color: var(--on-ink-body); border-color: var(--on-ink-rule); }
  .ph.tone-e { background: linear-gradient(135deg, #C0B7A3 0%, #867C66 100%); }
  .ph.tone-f { background: linear-gradient(135deg, #E3DCCB 0%, #B8A98C 100%); }

  /* Top: 2 hero cards */
  .v6-top { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--paper-rule-2); border: 1px solid var(--paper-rule-2); margin-bottom: 24px; }
  .v6-top .card { background: var(--paper); display: flex; flex-direction: column; transition: background 0.2s; color: inherit; text-decoration: none; }
  .v6-top .card:hover { background: var(--paper-warm); }
  .v6-top .card:hover .arr { transform: translateX(4px); }
  .v6-top .ph { aspect-ratio: 16/10; }
  .v6-top .body { padding: 32px 36px 36px; display: flex; flex-direction: column; gap: 10px; }
  .v6-top .body .num { font-family: var(--mono); font-size: var(--fs-eyebrow-sm); letter-spacing: var(--ls-eyebrow-sm); color: var(--muted); text-transform: uppercase; margin-bottom: 4px; font-weight: 600; }
  .v6-top .body h3 { font-family: var(--serif); font-weight: 400; font-size: 36px; letter-spacing: -0.01em; line-height: 1.05; }
  .v6-top .body h3 em { font-style: italic; color: var(--red); }
  .v6-top .body p { font-size: var(--fs-body); color: var(--muted); line-height: var(--lh-body); max-width: 52ch; }
  .v6-top .body .meta-row { margin-top: 14px; display: flex; gap: 20px; padding-top: 14px; border-top: 1px solid var(--paper-rule); font-family: var(--mono); font-size: var(--fs-eyebrow-sm); letter-spacing: var(--ls-eyebrow-sm); text-transform: uppercase; color: var(--muted); }
  .v6-top .body .meta-row b { color: var(--ink); font-weight: 700; }
  .v6-top .body .arr {
    margin-top: 10px; font-family: var(--mono);
    font-size: var(--fs-eyebrow-sm); letter-spacing: var(--ls-eyebrow-sm);
    color: var(--red); text-transform: uppercase; font-weight: 700;
    transition: transform 0.18s ease; display: inline-block;
  }

  /* Top: alternating full-bleed rows (BIM Delivery + VDC) */
  .v6-rows { display: flex; flex-direction: column; gap: 0;
    width: 100vw; position: relative; left: 50%; right: 50%;
    margin-left: -50vw; margin-right: -50vw;
    margin-top: calc(var(--sp-section-v) * -0.25);
    margin-bottom: calc(var(--sp-section-v) * 0.5);
  }
  .v6-row { display: grid; grid-template-columns: 1.05fr 1fr; align-items: stretch; background: #FFFFFF; color: inherit; }
  .v6-row.reverse { grid-template-columns: 1fr 1.05fr; }
  .v6-row.reverse .ph { order: 2; }
  .v6-row.reverse .body { order: 1; }
  .v6-row > .body {
    color: inherit; text-decoration: none; cursor: pointer;
    transition: background 0.25s ease;
  }
  .v6-row > .body:hover { background: var(--paper-warm); }
  .v6-row.dark { background: #000000; color: var(--on-ink-body); }
  .v6-row.dark > .body:hover { background: var(--ink-warm); }
  .v6-row.dark .body h3 { color: #fff; }
  .v6-row.dark .body p { color: var(--on-ink-body); }
  .v6-row.dark .body .meta-row { color: var(--on-ink-muted); }
  .v6-row.dark .body .meta-row b { color: #fff; }
  .v6-row.dark .body h3 em { color: #fff; }
  .v6-row.dark .ph.has-img.is-dark { background: #000000; }
  .v6-row .ph { aspect-ratio: auto; min-height: 480px; }
  .v6-row .body { padding: 72px clamp(44px, 6vw, 96px); display: flex; flex-direction: column; gap: 14px; justify-content: center; }
  .v6-row .body h3 { font-family: var(--serif); font-weight: 400; font-size: 44px; letter-spacing: -0.01em; line-height: 1.04; }
  .v6-row .body h3 em { font-style: italic; color: var(--red); }
  .v6-row .body p { font-size: var(--fs-body-lg); color: var(--muted); line-height: var(--lh-body-lg); max-width: 48ch; }
  .v6-row .body .meta-row { margin-top: 16px; display: flex; gap: 24px; padding-top: 0; border-top: 0; font-family: var(--mono); font-size: var(--fs-eyebrow-sm); letter-spacing: var(--ls-eyebrow-sm); text-transform: uppercase; color: var(--muted); flex-wrap: wrap; }
  .v6-row .body .meta-row b { color: var(--ink); font-weight: 700; }
  .v6-row .body .arr {
    margin-top: 10px; font-family: var(--mono);
    font-size: var(--fs-eyebrow); letter-spacing: var(--ls-eyebrow);
    color: var(--red); text-transform: uppercase; font-weight: 700;
    display: inline-flex; align-items: center; align-self: flex-start;
    padding-bottom: 3px;
    border-bottom: 1.5px solid transparent;
    transition: font-size 0.2s ease, border-color 0.2s ease;
  }
  .v6-row > .body:hover .arr {
    font-size: calc(var(--fs-eyebrow) + 1px);
    border-bottom-color: var(--red);
  }
  .v6-row.dark .body .arr { color: var(--bronze); }
  .v6-row.dark > .body:hover .arr {
    color: var(--bronze);
    border-bottom-color: var(--bronze);
  }
  @media (max-width: 900px) {
    .v6-row, .v6-row.reverse { grid-template-columns: 1fr; }
    .v6-row.reverse .ph { order: 0; }
    .v6-row.reverse .body { order: 0; }
    .v6-row .ph { min-height: 280px; aspect-ratio: 16/10; }
    .v6-row .body { padding: 36px 32px; }
    .v6-row .body h3 { font-size: 32px; }
  }

  /* Bottom: 4-up stack */
  .v6-bot { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--paper-rule-2); border: 1px solid var(--paper-rule-2); }
  .v6-bot .card {
    background: var(--paper); display: flex; flex-direction: column;
    color: inherit; text-decoration: none; cursor: pointer;
    border: 1px solid transparent;
    transition: background 0.25s ease, border-color 0.2s ease;
  }
  .v6-bot .card:hover { background: #FCFCFC; border-color: var(--red); }
  .v6-bot .card .ph { }
  .v6-bot .ph { aspect-ratio: 4/3; }
  .v6-bot .body { padding: 24px 24px 24px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
  .v6-bot .body .num { font-family: var(--mono); font-size: var(--fs-mono-xs); letter-spacing: var(--ls-mono-xs); color: var(--muted); text-transform: uppercase; font-weight: 600; }
  .v6-bot .body .head-row { display: flex; align-items: center; gap: 12px; margin-top: 2px; }
  .v6-bot .body .pic { width: 26px; height: 26px; color: var(--red); flex-shrink: 0; }
  .v6-bot .body .pic svg { width: 100%; height: 100%; display: block; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: square; stroke-linejoin: miter; }
  .v6-bot .body h4 { font-size: 17px; font-weight: 700; letter-spacing: -0.005em; line-height: 1.2; }
  .v6-bot .body p { font-size: var(--fs-body-sm); color: var(--muted); line-height: var(--lh-body-sm); }
  .v6-bot .body .arr {
    margin-top: auto;
    font-family: var(--mono); font-size: 13px; letter-spacing: 0.18em;
    color: var(--red); text-transform: uppercase; font-weight: 700;
    display: inline-flex; align-items: center; align-self: flex-start;
    margin-top: 14px;
    padding-bottom: 3px;
    border-bottom: 1.5px solid transparent;
    transition: font-size 0.2s ease, border-color 0.2s ease;
  }
  .v6-bot .card:hover .arr {
    font-size: 14px;
    border-bottom-color: var(--red);
  }

  /* Context strip */
  .ctx-strip { margin-top: 48px; padding: 28px 32px; background: var(--paper); border: 1px solid var(--paper-rule-2); display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: center; }
  .ctx-strip p { font-size: var(--fs-body); color: var(--muted); line-height: var(--lh-body); max-width: 66ch; }
  .ctx-strip p b { color: var(--ink); font-weight: 600; }
  .ctx-strip a.pill { font-family: var(--mono); font-size: var(--fs-eyebrow-sm); letter-spacing: var(--ls-eyebrow-sm); text-transform: uppercase; color: var(--red); font-weight: 700; white-space: nowrap; padding: 10px 14px; border: 1px solid var(--red); transition: background 0.15s, color 0.15s; }
  .ctx-strip a.pill:hover { background: var(--red); color: #fff; }

  /* ═════════════════ C3d · PHASE DETAIL (tinted bands) ═════════════════ */
  .pd-v4 { background: var(--paper); padding: var(--sp-section-v) var(--sp-section-h); }
  .pd-v4 .pd-eyebrow { font-family: var(--mono); font-size: var(--fs-eyebrow); letter-spacing: var(--ls-eyebrow); text-transform: uppercase; color: var(--ink); margin-bottom: 18px; font-weight: 600; }
  .pd-v4 .pd-eyebrow::before { content: '§ '; color: var(--red); font-weight: 700; }
  .pd-v4 .pd-title { font-size: var(--fs-h2); line-height: var(--lh-h2); letter-spacing: var(--ls-h2); font-weight: 700; margin-bottom: 32px; }
  .pd-v4 .pd-title em { font-family: var(--serif); font-style: italic; color: var(--red); font-weight: 400; }
  .pd-v4 .stack { display: flex; flex-direction: column; gap: 2px; }
  .pd-v4 .band { position: relative; overflow: hidden; }
  .pd-v4 .band[data-p="1"] { background: var(--ph1-tint); }
  .pd-v4 .band[data-p="2"] { background: var(--ph2-tint); }
  .pd-v4 .band[data-p="3"] { background: var(--ph3-tint); }
  .pd-v4 .band-head { display: grid; grid-template-columns: 160px 1fr auto; gap: 32px; align-items: center; padding: 28px 36px; cursor: pointer; }
  .pd-v4 .band-head .giant { font-family: var(--serif); font-style: italic; font-size: 60px; line-height: 1; font-weight: 400; letter-spacing: -0.02em; opacity: 0.85; }
  .pd-v4 .band[data-p="1"] .giant { color: var(--ph1-deep); }
  .pd-v4 .band[data-p="2"] .giant { color: var(--ph2-deep); }
  .pd-v4 .band[data-p="3"] .giant { color: var(--ph3-deep); }
  .pd-v4 .band-head .t { font-size: 26px; font-weight: 700; letter-spacing: -0.01em; line-height: 1.15; }
  .pd-v4 .band-head .t .r { display: block; font-family: var(--mono); font-size: var(--fs-eyebrow-sm); color: var(--muted); letter-spacing: var(--ls-eyebrow-sm); text-transform: uppercase; font-weight: 600; margin-top: 6px; }
  .pd-v4 .band-head .plus { font-family: var(--mono); font-size: 26px; color: var(--ink); transition: transform 0.2s; }
  .pd-v4 .band.open .plus { transform: rotate(45deg); }
  .pd-v4 .body { display: none; padding: 0 36px 40px 228px; }
  .pd-v4 .band.open .body { display: block; }
  .pd-v4 .lede { font-size: var(--fs-body-lg); color: var(--ink-soft); line-height: var(--lh-body-lg); max-width: 84ch; margin-bottom: 32px; }
  .pd-v4 .cols { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 44px; }
  .pd-v4 .col-head { font-family: var(--mono); font-size: var(--fs-eyebrow-sm); letter-spacing: var(--ls-eyebrow-sm); text-transform: uppercase; color: var(--muted); margin-bottom: 18px; padding-bottom: 12px; border-bottom: 1px solid; font-weight: 600; }
  .pd-v4 .band[data-p="1"] .col-head { border-bottom-color: var(--ph1); }
  .pd-v4 .band[data-p="2"] .col-head { border-bottom-color: var(--ph2); }
  .pd-v4 .band[data-p="3"] .col-head { border-bottom-color: var(--ph3); }
  .pd-v4 .proc { display: flex; flex-direction: column; gap: 20px; }
  .pd-v4 .proc h5 { font-size: var(--fs-h5); font-weight: 700; margin-bottom: 5px; }
  .pd-v4 .proc p { font-size: var(--fs-body); color: var(--ink-soft); line-height: var(--lh-body); }
  .pd-v4 .del { list-style: none; display: flex; flex-direction: column; gap: 14px; }
  .pd-v4 .del li { display: grid; grid-template-columns: 14px 1fr; gap: 14px; align-items: baseline; font-size: var(--fs-body); line-height: var(--lh-body); color: var(--ink); }
  .pd-v4 .band[data-p="1"] .del li::before { content: ''; width: 10px; height: 10px; background: var(--ph1-deep); transform: translateY(3px); }
  .pd-v4 .band[data-p="2"] .del li::before { content: ''; width: 10px; height: 10px; background: var(--ph2-deep); transform: translateY(3px); }
  .pd-v4 .band[data-p="3"] .del li::before { content: ''; width: 10px; height: 10px; background: var(--ph3-deep); transform: translateY(3px); }
  .pd-v4 .req { display: flex; flex-direction: column; gap: 8px; }
  .pd-v4 .req .r { padding: 16px 20px; background: var(--paper); border-left: 2px solid; }
  .pd-v4 .band[data-p="1"] .req .r { border-left-color: var(--ph1); }
  .pd-v4 .band[data-p="2"] .req .r { border-left-color: var(--ph2); }
  .pd-v4 .band[data-p="3"] .req .r { border-left-color: var(--ph3); }
  .pd-v4 .req h5 { font-size: var(--fs-body); font-weight: 700; margin-bottom: 5px; color: var(--ink); }
  .pd-v4 .band[data-p="1"] .req h5 { color: var(--ph1-deep); }
  .pd-v4 .band[data-p="2"] .req h5 { color: var(--ph2-deep); }
  .pd-v4 .band[data-p="3"] .req h5 { color: var(--ph3-deep); }
  .pd-v4 .req p { font-size: var(--fs-body-sm); line-height: var(--lh-body-sm); color: var(--muted); }

  /* ═════════════════ C3e · PROCESS PIPELINE ═════════════════ */
  .pp { padding: var(--sp-section-v) var(--sp-section-h); background: var(--paper); }
  .pp-eyebrow { font-family: var(--mono); font-size: var(--fs-eyebrow); letter-spacing: var(--ls-eyebrow); text-transform: uppercase; color: var(--ink); margin-bottom: 18px; font-weight: 600; }
  .pp-eyebrow::before { content: '§ '; color: var(--red); font-weight: 700; }
  .pp-title { font-size: var(--fs-h2); line-height: var(--lh-h2); letter-spacing: var(--ls-h2); font-weight: 700; margin-bottom: var(--sp-title-to-lede); }
  .pp-title em { font-family: var(--serif); font-style: italic; color: var(--red); font-weight: 400; }
  .pp-lede { font-size: var(--fs-body-lg); color: var(--ink-soft); line-height: var(--lh-body-lg); max-width: 64ch; margin-bottom: var(--sp-head-to-grid); }
  .pp-cta { margin-top: 36px; text-align: center; }
  .pp-cta a { font-family: var(--mono); font-size: var(--fs-eyebrow); letter-spacing: var(--ls-eyebrow); text-transform: uppercase; color: var(--ink); text-decoration: none; font-weight: 600; border-bottom: 1px solid var(--ink); padding-bottom: 3px; }
  .pp-cta a:hover { color: var(--red); border-bottom-color: var(--red); }

  /* — C · Timeline spine — */
  .pp-c-stage { position: relative; padding: 40px 0 0; }
  .pp-c-stage::before { content: ''; position: absolute; top: 60px; left: 0; right: 0; height: 1px; background: var(--paper-rule-2); }
  .pp-c-stage::after { content: ''; position: absolute; top: 56px; right: -2px; width: 0; height: 0; border-top: 5px solid transparent; border-bottom: 5px solid transparent; border-left: 8px solid var(--paper-rule-2); }
  .pp-c-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; position: relative; }
  .pp-c-col { padding: 0 28px; position: relative; }
  .pp-c-col + .pp-c-col { border-left: 1px solid var(--paper-rule-2); }
  .pp-c-col .dot { width: 14px; height: 14px; background: var(--paper); border: 2px solid var(--ink); border-radius: 50%; position: relative; z-index: 1; margin: 53px auto 0; }
  .pp-c-col .n { font-family: var(--mono); font-size: var(--fs-eyebrow-sm); letter-spacing: var(--ls-eyebrow-sm); color: var(--red); font-weight: 700; text-transform: uppercase; margin-top: 28px; text-align: center; }
  .pp-c-col h4 { font-size: var(--fs-h4); line-height: var(--lh-h4); font-weight: 700; letter-spacing: var(--ls-h4); margin: 8px 0 22px; color: var(--ink); text-align: center; }
  .pp-c-col .list { display: flex; flex-direction: column; gap: 16px; padding-top: 20px; border-top: 1px solid var(--paper-rule); }
  .pp-c-col .list .it h5 { font-size: var(--fs-body); font-weight: 700; margin-bottom: 4px; letter-spacing: -0.005em; color: var(--ink); }
  .pp-c-col .list .it p { font-size: var(--fs-body-sm); color: var(--muted); line-height: var(--lh-body-sm); }
  .pp-c-col .tools { margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--paper-rule); display: flex; flex-wrap: wrap; gap: 6px; }
  .pp-c-col .tools span { font-family: var(--mono); font-size: var(--fs-mono-xs); letter-spacing: var(--ls-mono-xs); text-transform: uppercase; color: var(--muted); }
  .pp-c-col .tools span + span::before { content: '·'; margin-right: 6px; color: var(--muted-light); }

  /* ═════════════════ C4 · CONTEXT FINDER ═════════════════ */
  .cf { padding: var(--sp-section-v) var(--sp-section-h); background: var(--paper-warm); }

  /* Option A · v4 directory finder (Industry / Trade / Role) */
  .cf-d h3 { font-size: var(--fs-h2); line-height: var(--lh-h2); letter-spacing: var(--ls-h2); font-weight: 700; margin-bottom: var(--sp-title-to-lede); }
  .cf-d h3 em { font-family: var(--serif); font-style: italic; color: var(--red); font-weight: 400; }
  .cf-d .sub { font-size: var(--fs-body-lg); color: var(--ink-soft); line-height: var(--lh-body-lg); margin-bottom: 28px; max-width: 620px; }
  .cf-d .tabs { display: flex; gap: 0; border-bottom: 1px solid var(--paper-rule-2); margin-bottom: 28px; }
  .cf-d .tab { padding: 14px 22px 12px; font-size: var(--fs-body); font-weight: 600; border-bottom: 2px solid transparent; margin-bottom: -1px; cursor: pointer; color: var(--muted); display: inline-flex; align-items: center; gap: 10px; white-space: nowrap; }
  .cf-d .tab .pic { width: 22px; height: 22px; color: currentColor; opacity: 0.75; }
  .cf-d .tab .pic svg { width: 100%; height: 100%; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: square; stroke-linejoin: miter; }
  .cf-d .tab.active .pic { opacity: 1; color: var(--red); }
  .cf-d .tab.active { color: var(--ink); border-bottom-color: var(--red); }
  .cf-d .dir { display: none; }
  .cf-d .dir.active { display: grid; }
  .cf-d .dir.c4 { grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--paper-rule-2); border: 1px solid var(--paper-rule-2); }
  .cf-d .dir.c3w { grid-template-columns: repeat(3, 1fr); gap: 16px; }
  .cf-d .dir.c4 .lc { background: var(--paper); padding: var(--sp-card-pad); display: flex; flex-direction: column; gap: 8px; transition: background 0.18s ease; text-decoration: none; color: inherit; }
  .cf-d .dir.c4 .lc:hover { background: var(--paper-warm); }
  .cf-d .dir.c4 .lc:hover .arr { transform: translateX(4px); }
  .cf-d .dir .lc .pg { display: inline-block; vertical-align: middle; }
  .cf-d .dir .lc .pg svg { width: 100%; height: 100%; display: block; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: square; stroke-linejoin: miter; }
  .cf-d .dir .lc .head { display: flex; align-items: center; gap: 14px; }
  .cf-d .dir.c4 .lc .pg { width: 32px; height: 32px; color: var(--red); flex-shrink: 0; }
  .cf-d .dir.c4 .lc h4 { font-size: 18px; font-weight: 700; letter-spacing: -0.005em; line-height: 1.2; }
  .cf-d .dir.c4 .lc p { font-size: var(--fs-body-sm); color: var(--ink-soft); line-height: var(--lh-body-sm); }
  .cf-d .dir.c4 .lc .arr { margin-top: auto; padding-top: 14px; font-family: var(--mono); font-size: var(--fs-eyebrow-sm); letter-spacing: var(--ls-eyebrow-sm); color: var(--red); text-transform: uppercase; font-weight: 700; transition: transform 0.18s ease; display: inline-block; }
  .cf-d .dir.c3w .lc { background: var(--paper); padding: var(--sp-card-pad); border-top: 2px solid var(--ink); transition: border-color 0.18s ease, background 0.18s ease; display: flex; flex-direction: column; text-decoration: none; color: inherit; gap: 8px; min-height: 180px; }
  .cf-d .dir.c3w .lc:hover { border-top-color: var(--red); background: var(--paper-warm); }
  .cf-d .dir.c3w .lc:hover .arr { transform: translateX(4px); }
  .cf-d .dir.c3w .lc .pg { width: 32px; height: 32px; color: var(--red); flex-shrink: 0; }
  .cf-d .dir.c3w .lc h4 { font-size: var(--fs-h4); font-weight: 700; letter-spacing: var(--ls-h4); line-height: var(--lh-h4); }
  .cf-d .dir.c3w .lc p { font-size: var(--fs-body); color: var(--ink-soft); line-height: var(--lh-body); }
  .cf-d .dir.c3w .lc .arr { margin-top: auto; padding-top: 14px; font-family: var(--mono); font-size: var(--fs-eyebrow-sm); letter-spacing: var(--ls-eyebrow-sm); color: var(--red); text-transform: uppercase; font-weight: 700; transition: transform 0.18s ease; display: inline-block; }

  /* ═════════════════ C5 · CONTACT BAND ═════════════════ */
  .cb-a { padding: var(--sp-section-v-climax) var(--sp-section-h); color: #fff; background: var(--ink); }
  .cb-a .in { display: grid; grid-template-columns: 1.4fr 1fr; gap: 60px; align-items: center; }
  .cb-a h3 { font-size: var(--fs-h2); line-height: var(--lh-h2); letter-spacing: var(--ls-h2); font-weight: 700; margin-bottom: 18px; color: #fff; }
  .cb-a h3 em { font-family: var(--serif); font-style: italic; color: var(--bronze); font-weight: 400; }
  .cb-a p { font-size: var(--fs-body-lg); line-height: var(--lh-body-lg); color: var(--on-ink-body); max-width: 500px; }
  .cb-a .ctas { display: flex; flex-direction: column; gap: 12px; align-items: flex-start; }
  .cb-a .ctas .btn-p, .cb-a .ctas .btn-s { min-width: 280px; }

  /* ═════════════════ C6 · FOOTER ═════════════════ */
  .ft-a { background: var(--ink); color: var(--paper); padding: var(--sp-section-v-climax) var(--sp-section-h) 36px; }
  .ft-a .top { display: grid; grid-template-columns: 1.8fr repeat(5, 1fr); gap: 36px; padding-bottom: 48px; border-bottom: 1px solid var(--on-ink-hairline); }
  .ft-a .ft-divider { height: 1px; background: var(--on-ink-hairline); margin: 14px 0; list-style: none; pointer-events: none; }
  .ft-a .ft-all { font-family: var(--mono); font-size: var(--fs-eyebrow-sm); letter-spacing: var(--ls-eyebrow-sm); text-transform: uppercase; color: var(--bronze) !important; font-weight: 600; }
  .ft-a .ft-all:hover { color: #fff !important; }
  @media (max-width: 1280px) { .ft-a .top { grid-template-columns: 1.4fr repeat(3, 1fr); } }
  @media (max-width: 960px)  { .ft-a .top { grid-template-columns: 1fr 1fr; gap: 28px; } }
  @media (max-width: 640px)  { .ft-a .top { grid-template-columns: 1fr; } }
  .ft-a .brand { display: inline-flex; align-items: center; margin-bottom: 16px; }
  .ft-a .brand img { height: 54px; width: auto; display: block; }
  .ft-a .desc { font-size: var(--fs-body); line-height: var(--lh-body); color: var(--on-ink-body); margin-bottom: 24px; max-width: 400px; }
  .ft-a .offices { display: flex; flex-wrap: wrap; gap: 8px 22px; font-size: var(--fs-body-sm); align-items: center; }
  .ft-a .offices b { font-family: var(--mono); font-size: var(--fs-eyebrow-sm); letter-spacing: var(--ls-eyebrow-sm); color: #fff; font-weight: 600; text-transform: uppercase; }
  .ft-a .offices span { color: var(--on-ink-muted); }
  .ft-a h5 { font-family: var(--mono); font-size: var(--fs-eyebrow); letter-spacing: var(--ls-eyebrow); color: var(--bronze); font-weight: 600; margin-bottom: 16px; text-transform: uppercase; }
  .ft-a ul { list-style: none; font-size: var(--fs-body); line-height: 2; }
  .ft-a ul li a { color: var(--on-ink-body); }
  .ft-a ul li a:hover { color: #fff; }
  .ft-a .social { margin-top: 24px; }
  .ft-a .social a { display: inline-flex; align-items: center; gap: 10px; padding: 10px 18px; border: 1px solid var(--on-ink-rule); color: var(--on-ink-body); font-family: var(--mono); font-size: var(--fs-eyebrow-sm); letter-spacing: var(--ls-eyebrow-sm); text-transform: uppercase; transition: all 0.15s; font-weight: 600; }
  .ft-a .social a:hover { color: #fff; border-color: #fff; background: rgba(255,255,255,0.03); }
  .ft-a .social a svg { width: 15px; height: 15px; }
  .ft-a .bot { display: flex; justify-content: space-between; align-items: center; padding-top: 22px; margin-top: 0; font-family: var(--mono); font-size: var(--fs-mono-xs); letter-spacing: var(--ls-mono-xs); color: var(--on-ink-muted); text-transform: uppercase; }


  /* ═════════════════ C5 · LEAD MAGNET (ISO pack) ═════════════════ */
  /* — shared title/eyebrow — */
  .lm-eyebrow { font-family: var(--mono); font-size: var(--fs-eyebrow); letter-spacing: var(--ls-eyebrow); text-transform: uppercase; font-weight: 600; }
  .lm-title { font-size: var(--fs-h3); line-height: var(--lh-h3); letter-spacing: var(--ls-h3); font-weight: 700; }
  .lm-title em { font-family: var(--serif); font-style: italic; font-weight: 400; }
  .lm-lede { font-size: var(--fs-body); line-height: var(--lh-body); }
  .lm-checks { list-style: none; display: flex; flex-wrap: wrap; gap: 10px 26px; }
  .lm-checks li { font-family: var(--mono); font-size: var(--fs-eyebrow-sm); letter-spacing: var(--ls-eyebrow-sm); text-transform: uppercase; display: inline-flex; align-items: center; gap: 8px; font-weight: 600; }
  .lm-checks li::before { content: ''; width: 8px; height: 8px; background: currentColor; transform: rotate(45deg); display: inline-block; flex-shrink: 0; opacity: 0.75; }
  .lm-meta { font-family: var(--mono); font-size: var(--fs-mono-xs); letter-spacing: var(--ls-mono-xs); text-transform: uppercase; }

  /* — placeholder preview box (shared) — */
  .lm-ph { position: relative; overflow: hidden; }
  .lm-ph::before, .lm-ph::after { content: ''; position: absolute; inset: 0; }
  .lm-ph::before { background-image: linear-gradient(45deg, rgba(255,255,255,0.06) 25%, transparent 25%, transparent 50%, rgba(255,255,255,0.06) 50%, rgba(255,255,255,0.06) 75%, transparent 75%); background-size: 16px 16px; opacity: 0.5; }
  .lm-ph.paper::before { background-image: linear-gradient(45deg, rgba(0,0,0,0.05) 25%, transparent 25%, transparent 50%, rgba(0,0,0,0.05) 50%, rgba(0,0,0,0.05) 75%, transparent 75%); }
  .lm-ph .ph-label { position: absolute; bottom: 18px; left: 20px; font-family: var(--mono); font-size: 10px; letter-spacing: 0.22em; text-transform: uppercase; color: rgba(255,255,255,0.4); z-index: 2; }
  .lm-ph.paper .ph-label { color: var(--muted-light); }

  /* — C · Tactile cover (dark, stacked document metaphor) — */
  .lm-c { background: var(--ink); color: #fff; padding: var(--sp-section-v) var(--sp-section-h); display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
  .lm-c .left .lm-eyebrow { color: var(--bronze); margin-bottom: 20px; display: flex; align-items: center; gap: 12px; }
  .lm-c .left .lm-eyebrow::before { content: '§'; color: var(--bronze); font-weight: 700; }
  .lm-c .lm-title { color: #fff; font-family: var(--serif); font-weight: 400; font-size: 40px; line-height: 1.08; margin-bottom: 20px; letter-spacing: -0.015em; }
  .lm-c .lm-title em { color: var(--bronze); }
  .lm-c .lm-lede { color: var(--on-ink-body); margin-bottom: 28px; max-width: 42ch; font-size: var(--fs-body-lg); }
  .lm-c .stack-info { display: grid; grid-template-columns: auto 1fr; gap: 10px 22px; margin-bottom: 36px; padding: 22px 0; border-top: 1px solid var(--on-ink-rule); border-bottom: 1px solid var(--on-ink-rule); }
  .lm-c .stack-info dt { font-family: var(--mono); font-size: var(--fs-mono-xs); letter-spacing: var(--ls-mono-xs); text-transform: uppercase; color: var(--on-ink-muted); padding-top: 2px; font-weight: 600; }
  .lm-c .stack-info dd { font-size: var(--fs-body-sm); color: #fff; font-weight: 500; letter-spacing: -0.005em; }
  .lm-c .lm-cta { display: inline-flex; align-items: center; gap: 14px; background: transparent; color: #fff; padding: 14px 22px; font-family: var(--mono); font-size: var(--fs-eyebrow); font-weight: 700; letter-spacing: var(--ls-eyebrow); text-transform: uppercase; border: 1px solid var(--on-ink-rule); cursor: pointer; transition: background 0.15s, border-color 0.15s; }
  .lm-c .lm-cta:hover { background: var(--bronze); border-color: var(--bronze); color: var(--ink); }
  .lm-c .lm-foot { font-family: var(--mono); font-size: var(--fs-mono-xs); letter-spacing: var(--ls-mono-xs); text-transform: uppercase; color: var(--on-ink-muted); margin-top: 18px; }
  /* Stacked preview: three offset layers */
  .lm-c .stack { position: relative; aspect-ratio: 4/5; }
  .lm-c .stack .layer { position: absolute; inset: 0; background: #1a1a1a; border: 1px solid var(--on-ink-hairline); }
  .lm-c .stack .layer.b3 { transform: translate(24px, 24px); background: #121212; }
  .lm-c .stack .layer.b2 { transform: translate(12px, 12px); background: #161616; }
  .lm-c .stack .layer.b1 { display: flex; flex-direction: column; justify-content: space-between; padding: 32px 28px; background: #1e1e1e; }
  .lm-c .stack .layer.b1 .top { font-family: var(--mono); font-size: var(--fs-mono-xs); letter-spacing: var(--ls-mono-xs); text-transform: uppercase; color: var(--on-ink-muted); font-weight: 600; }
  .lm-c .stack .layer.b1 .cover-title { font-family: var(--serif); font-style: italic; font-weight: 400; font-size: 28px; line-height: 1.05; color: #fff; max-width: 12ch; }
  .lm-c .stack .layer.b1 .cover-meta { font-family: var(--mono); font-size: var(--fs-mono-xs); letter-spacing: var(--ls-mono-xs); text-transform: uppercase; color: var(--on-ink-muted); padding-top: 14px; border-top: 1px solid var(--on-ink-rule); font-weight: 600; }

  /* ═════════════════ C6 · BENEFITS REGISTER ═════════════════ */
  .br { padding: var(--sp-section-v) var(--sp-section-h); background: var(--paper); }
  .br-head { display: grid; grid-template-columns: 1fr auto; gap: 48px; align-items: end; padding-bottom: 28px; border-bottom: 1px solid var(--paper-rule-2); margin-bottom: 0; }
  .br-head .left .eyebrow { font-family: var(--mono); font-size: var(--fs-eyebrow); letter-spacing: var(--ls-eyebrow); text-transform: uppercase; color: var(--ink); margin-bottom: 14px; font-weight: 600; }
  .br-head .left .eyebrow::before { content: '§ '; color: var(--red); font-weight: 700; }
  .br-head .left h2 { font-size: var(--fs-h2); line-height: var(--lh-h2); letter-spacing: var(--ls-h2); font-weight: 700; max-width: 22ch; }
  .br-head .left h2 em { font-family: var(--serif); font-style: italic; color: var(--red); font-weight: 400; }
  .br-head .right { font-family: var(--mono); font-size: var(--fs-eyebrow-sm); letter-spacing: var(--ls-eyebrow-sm); text-transform: uppercase; color: var(--muted); text-align: right; max-width: 30ch; line-height: 1.7; font-weight: 600; }
  .br-head .right b { color: var(--ink); font-weight: 700; }

  /* — Direction B2 · Thin tab strip — */
  .br-b2 { border: 1px solid var(--paper-rule-2); background: var(--paper); margin-top: 0; }
  .br-b2 .striprow { display: grid; grid-template-columns: repeat(5, 1fr); border-bottom: 1px solid var(--paper-rule-2); background: var(--paper-warm); }
  .br-b2 .chip { padding: 16px 18px; background: transparent; border: 0; border-right: 1px solid var(--paper-rule-2); border-bottom: 2px solid transparent; cursor: pointer; text-align: left; font-family: var(--mono); font-size: var(--fs-eyebrow); letter-spacing: var(--ls-eyebrow); text-transform: uppercase; color: var(--muted); font-weight: 700; display: flex; align-items: center; gap: 10px; transition: color 0.15s, background 0.15s, border-color 0.15s; }
  .br-b2 .chip:last-child { border-right: 0; }
  .br-b2 .chip:hover { color: var(--ink); }
  .br-b2 .chip.is-on { color: var(--red); background: var(--paper); border-bottom-color: var(--red); }
  .br-b2 .chip .ico { width: 22px; height: 22px; flex-shrink: 0; color: currentColor; }
  .br-b2 .chip .ico svg { width: 100%; height: 100%; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: square; stroke-linejoin: miter; }
  .br-b2 .chip .dot { width: 6px; height: 6px; background: currentColor; display: inline-block; flex-shrink: 0; }
  .br-b2 .chip .n { color: var(--muted-light); font-weight: 600; }
  .br-b2 .chip.is-on .n { color: var(--red); }

  .br-b2 .b2panel { display: none; grid-template-columns: 1.3fr 1fr; gap: 56px; padding: 44px 40px; align-items: start; }
  .br-b2 .b2panel.is-on { display: grid; }
  .br-b2 .b2panel h4 { font-size: var(--fs-h3); line-height: var(--lh-h3); font-weight: 700; letter-spacing: var(--ls-h3); color: var(--ink); max-width: 22ch; }
  .br-b2 .b2panel h4 em { font-family: var(--serif); font-style: italic; font-weight: 400; color: var(--red); }
  .br-b2 .b2panel p { font-size: var(--fs-body); line-height: var(--lh-body); color: var(--ink-soft); margin-top: 16px; max-width: 52ch; }
  .br-b2 .b2panel .mech-box { padding: 24px 26px; background: var(--paper-warm); border-top: 2px solid var(--red); }
  .br-b2 .b2panel .mech-box b { display: block; font-family: var(--mono); font-size: var(--fs-mono-xs); letter-spacing: var(--ls-mono-xs); text-transform: uppercase; color: var(--ink); font-weight: 700; margin-bottom: 12px; }
  .br-b2 .b2panel .mech-box p { font-family: var(--mono); font-size: var(--fs-eyebrow); line-height: 1.75; color: var(--ink-soft); margin-top: 0; letter-spacing: 0.01em; }

  /* ═════════════════ PROMOTED FROM DESIGN SYSTEM ═════════════════ */

  /* C0 · Document hero */
  .ds-hero { padding: var(--sp-section-v) var(--sp-section-h); background: var(--paper); }
  .ds-hero .top { display: grid; grid-template-columns: 180px 1fr; gap: 56px; padding: 28px 0 40px; border-top: 1px solid var(--paper-rule-2); }
  .ds-hero .meta { font-family: var(--mono); font-size: var(--fs-body-sm); color: var(--ink-soft); line-height: 1.7; }
  .ds-hero .meta .k { display: block; font-size: var(--fs-eyebrow-sm); letter-spacing: var(--ls-eyebrow-sm); color: var(--muted); text-transform: uppercase; margin-top: 18px; font-weight: 600; margin-bottom: 2px; }
  .ds-hero .meta .k:first-child { margin-top: 0; }
  .ds-hero h1 { font-size: var(--fs-display); font-weight: 500; letter-spacing: var(--ls-display); line-height: var(--lh-display); max-width: 900px; }
  .ds-hero h1 em { font-family: var(--serif); font-style: italic; color: var(--red); font-weight: 400; }
  .ds-hero h1 .strike { text-decoration: line-through; text-decoration-thickness: 3px; text-decoration-color: var(--red); color: var(--muted-light); font-weight: 400; }
  .ds-hero .stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-top: 40px; }
  .ds-hero .stat { padding: 24px 0 8px; border-top: 1px solid var(--ink); }
  .ds-hero .stat .n { font-size: var(--fs-h2); font-weight: 500; letter-spacing: var(--ls-h2); line-height: 1; color: var(--ink); }
  .ds-hero .stat .n .rd { color: var(--red); }
  .ds-hero .stat .l { font-family: var(--mono); font-size: var(--fs-eyebrow-sm); letter-spacing: var(--ls-eyebrow-sm); color: var(--muted); text-transform: uppercase; margin-top: 14px; font-weight: 600; }

  /* C1b · Clause header */
  .ds-sect { padding: var(--sp-section-v) var(--sp-section-h); }
  .ds-sect .clausehead,
  .prob-v2 .clausehead { display: grid; grid-template-columns: auto 1fr; gap: 40px; align-items: start; padding: 32px 0 26px; border-top: 1px solid var(--ink); }
  .ds-sect .clausehead h3,
  .ds-sect .clausehead h2,
  .prob-v2 .clausehead h3,
  .prob-v2 .clausehead h2 { font-size: var(--fs-h2); font-weight: 500; letter-spacing: var(--ls-h2); line-height: var(--lh-h2); width: max-content; max-width: 100%; }
  .ds-sect .clausehead h3 em,
  .ds-sect .clausehead h2 em,
  .prob-v2 .clausehead h3 em,
  .prob-v2 .clausehead h2 em { font-family: var(--serif); font-style: italic; color: var(--red); font-weight: 400; }
  .ds-sect .clausehead .lede,
  .prob-v2 .clausehead .lede { font-size: var(--fs-body-lg); line-height: var(--lh-body-lg); color: var(--ink-soft); padding-left: 22px; border-left: 2px solid var(--red); margin-top: 10px; max-width: 560px; }
  .ds-sect .clausehead .lede { font-size: var(--fs-body-lg); line-height: var(--lh-body-lg); color: var(--ink-soft); padding-left: 22px; border-left: 2px solid var(--red); margin-top: 10px; max-width: 48ch; }

  /* C2c · ACA component */
  .aca { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid var(--paper-rule); background: var(--paper); }
  .aca .stage { padding: 32px 28px; border-right: 1px solid var(--paper-rule); position: relative; display: flex; flex-direction: column; gap: 14px; }
  .aca .stage:last-child { border-right: none; }
  .aca .stage .tag { font-family: var(--mono); font-size: var(--fs-eyebrow); letter-spacing: var(--ls-eyebrow); text-transform: uppercase; color: var(--red); font-weight: 700; }
  .aca .stage .name { font-size: var(--fs-h3); font-weight: 500; letter-spacing: var(--ls-h3); line-height: 1; }
  .aca .stage .role { font-size: var(--fs-body-sm); color: var(--muted); font-weight: 500; }
  .aca .stage .body { font-size: var(--fs-body); line-height: var(--lh-body); color: var(--ink-soft); }
  .aca .stage::after {
    content: '→'; position: absolute; right: -13px; top: 60px;
    width: 26px; height: 26px; background: var(--paper); border: 1px solid var(--paper-rule);
    display: flex; align-items: center; justify-content: center;
    font-size: var(--fs-body-sm); color: var(--ink); font-weight: 500;
    border-radius: 50%; z-index: 2;
  }
  .aca .stage:last-child::after { display: none; }

  /* C2d · Position card list */
  .positions { padding: 8px 0 0; }
  .pos-row { display: grid; grid-template-columns: 72px minmax(0, 1fr) 300px; gap: 40px; padding: 44px 0; border-bottom: 1px solid var(--paper-rule); align-items: start; position: relative; }
  .pos-row:first-child { border-top: 1px solid var(--ink); }
  .pos-row:last-child { border-bottom: 1px solid var(--paper-rule); }
  .pos-row .n { font-family: var(--mono); font-size: var(--fs-h3); font-weight: 500; color: var(--red); letter-spacing: 0; line-height: 1.05; padding-top: 4px; }
  .pos-row .claim { font-size: var(--fs-h3); font-weight: 500; letter-spacing: var(--ls-h3); line-height: 1.18; max-width: 22ch; }
  .pos-row .claim em { font-family: var(--serif); font-style: italic; color: var(--red); font-weight: 400; }
  .pos-row .body { font-size: var(--fs-body-sm); line-height: var(--lh-body); color: var(--ink-soft); padding-left: 18px; border-left: 1px solid var(--paper-rule-2); padding-top: 4px; }
  .pos-row .body .label { font-family: var(--mono); font-size: var(--fs-eyebrow-sm); letter-spacing: var(--ls-eyebrow-sm); color: var(--ink); text-transform: uppercase; display: block; margin-bottom: 10px; font-weight: 700; }
  .pos-row .body .label::before { content: '— '; color: var(--red); }

  /* C7c · Pathways CTA grid */
  .cta-pathways { background: #1a1a1a; padding: var(--sp-section-v-climax) var(--sp-section-h); }
  .cta-pathways .grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; background: rgba(248,247,245,0.18); border-top: 1px solid rgba(248,247,245,0.18); border-bottom: 1px solid rgba(248,247,245,0.18); }
  .cta-pathways .cell { padding: 36px 28px 28px; background: #222222; color: var(--paper); display: flex; flex-direction: column; gap: 14px; cursor: pointer; transition: background 0.15s ease; border: none; text-decoration: none; }
  .cta-pathways .cell:hover { background: #2b2b2b; }
  .cta-pathways .cell .ico { width: 32px; height: 32px; color: var(--bronze); margin-bottom: 4px; }
  .cta-pathways .cell .ico svg { width: 100%; height: 100%; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: square; stroke-linejoin: miter; }
  .cta-pathways .cell .eye { font-family: var(--mono); font-size: var(--fs-eyebrow); letter-spacing: var(--ls-eyebrow); color: var(--bronze); text-transform: uppercase; font-weight: 700; }
  .cta-pathways .cell .n { font-family: var(--mono); font-size: var(--fs-eyebrow); letter-spacing: var(--ls-eyebrow); color: var(--bronze); text-transform: uppercase; font-weight: 700; }
  .cta-pathways .cell .t { font-size: var(--fs-h4); font-weight: 500; letter-spacing: var(--ls-h4); line-height: var(--lh-h4); color: var(--paper); }
  .cta-pathways .cell .d { font-size: var(--fs-body); line-height: var(--lh-body); color: var(--paper); opacity: 0.82; margin-bottom: 20px; }
  .cta-pathways .cell .arr {
    margin-top: auto; padding-top: 20px;
    border-top: 1px solid rgba(248,247,245,0.18);
    display: flex; align-items: baseline; justify-content: space-between;
    font-family: var(--serif); font-style: italic; font-weight: 400;
    font-size: 38px; line-height: 1.1;
    color: #fff;
    text-transform: none; letter-spacing: -0.01em;
    transition: color 0.18s ease;
  }
  .cta-pathways .cell .arr .chev {
    font-family: var(--mono); font-style: normal; font-size: 28px;
    transition: transform 0.18s ease;
  }
  .cta-pathways .cell:hover .arr { color: #fff; }
  .cta-pathways .cell:hover .arr .chev { transform: translateX(4px); }

  /* Global CTA arrow glyph — inline SVG, baseline-aligned */
  .cta-ar {
    display: inline-block;
    width: 1.25em;
    height: 0.65em;
    vertical-align: -0.02em;
    margin-left: 0.5em;
    flex-shrink: 0;
  }