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

  :root {
    /* Stibnite-derived palette: cool graphite + steel blue, molten-bronze accent, ore-paper light */
    --ink:        #0e1419;   /* near-black graphite */
    --slate:      #161e26;   /* panel base */
    --steel:      #20303c;   /* raised surface */
    --steel-2:    #2c4250;
    --bronze:     #b07b3e;   /* smelted antimony / molten bronze accent */
    --bronze-lt:  #d49a55;
    --bronze-wash: rgba(176,123,62,0.08);
    --paper:      #ece7dd;   /* primary text — warm ore-paper */
    --paper-2:    #b9bfc4;   /* secondary text */
    --paper-3:    #7d8893;   /* muted / captions */
    --rule:       rgba(236,231,221,0.12);
    --rule-soft:  rgba(236,231,221,0.07);

    --shell:      1180px;
    --hero-img:   url('assets/img-3.jpg');
    --gutter:     2.5rem;

    --fdisp: 'Archivo', sans-serif;
    --ftext: 'Newsreader', Georgia, serif;
    --fmono: 'IBM Plex Mono', monospace;
  }

  html { scroll-behavior: smooth; }
  body {
    font-family: var(--ftext);
    background: var(--ink);
    color: var(--paper);
    line-height: 1.7;
    font-size: 17px;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
  }

  ::selection { background: var(--bronze); color: var(--ink); }

  .shell { max-width: var(--shell); margin: 0 auto; padding: 0 var(--gutter); }

  /* shared label / eyebrow */
  .kicker {
    font-family: var(--fdisp);
    font-size: 12px; letter-spacing: 0.2em; text-transform: uppercase;
    color: var(--bronze-lt); font-weight: 600;
    display: inline-flex; align-items: center;
  }

  /* =================== NAV =================== */
  .nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 60;
    padding: 0 var(--gutter);
    border-bottom: 1px solid transparent;
    transition: padding .45s cubic-bezier(.16,1,.3,1), background .4s ease, border-color .4s ease;
  }
  /* legibility scrim behind the nav at the top of the page; fades out on scroll (pill takes over) */
  .nav::before {
    content: ''; position: absolute; top: 0; bottom: 0;
    left: calc(-1 * var(--gutter)); right: calc(-1 * var(--gutter));
    pointer-events: none; z-index: -1;
    background: linear-gradient(180deg, rgba(10,12,15,0.82), rgba(10,12,15,0.64));
    opacity: 1; transition: opacity .4s ease;
  }
  .nav.scrolled::before { opacity: 0; }
  .nav-inner {
    display: flex; align-items: center; justify-content: space-between;
    height: 78px; max-width: var(--shell); margin: 0 auto;
    border: 1px solid transparent; border-radius: 0; background: transparent;
    transition: max-width .55s cubic-bezier(.16,1,.3,1), height .45s ease,
                padding .45s ease, border-radius .55s ease,
                background .4s ease, border-color .4s ease, box-shadow .4s ease;
  }
  .brand {
    display: flex; align-items: center; gap: 0.7rem;
    font-family: var(--fdisp); font-weight: 600; font-size: 17px;
    letter-spacing: 0.04em; color: var(--paper); text-transform: uppercase;
  }
  .brand .mark { flex: none; }
  .brand small {
    font-family: var(--fdisp); font-weight: 400; font-size: 11px;
    color: var(--paper-3); letter-spacing: 0.18em;
    padding-left: 0.7rem; margin-left: 0.2rem; border-left: 1px solid var(--rule);
  }
  .nav-links { display: flex; gap: 2.25rem; align-items: center; }
  .nav-links a {
    font-family: var(--fdisp); font-size: 12px; letter-spacing: 0.08em;
    color: var(--paper-2); text-decoration: none; transition: color 0.2s;
    text-transform: uppercase;
  }
  .nav-links a:hover { color: var(--bronze-lt); }
  @media (max-width: 860px) { .nav-links { display: none; } }

  /* =================== HERO =================== */
  .hero {
    position: relative;
    min-height: 100vh;
    min-height: 100svh;   /* fill the screen; svh keeps the stats band visible on mobile */
    display: flex; flex-direction: column; justify-content: flex-end;
    overflow: hidden;
  }
  .hero-bg {
    position: absolute; inset: 0;
    background: var(--hero-img) center 40% / cover no-repeat;
    filter: saturate(0.78) brightness(0.72);
  }
  .hero-bg::after {
    content: ''; position: absolute; inset: 0;
    background:
      linear-gradient(180deg, rgba(10,12,15,0.6) 0%, rgba(10,12,15,0.10) 34%, rgba(10,12,15,0.32) 72%, rgba(10,12,15,0.44) 100%);
  }
  .hero-inner {
    position: relative; z-index: 2; width: 100%;
    max-width: var(--shell); margin: 0 auto;
    padding: 96px var(--gutter) 3rem;
    flex: 1 1 auto; display: flex; flex-direction: column; justify-content: flex-end;
  }
  .hero .kicker { margin-bottom: 2.25rem; }
  .hero h1 {
    font-family: var(--fdisp);
    font-weight: 600;
    font-size: clamp(40px, 6.4vw, 78px);
    line-height: 1.02; letter-spacing: -0.02em;
    max-width: 17ch; margin-bottom: 1.9rem;
    color: var(--paper);
  }
  .hero h1 b { color: var(--bronze-lt); font-weight: 600; }
  .hero-lede {
    font-size: clamp(18px, 2.1vw, 23px);
    color: var(--paper-2); font-weight: 400; line-height: 1.55;
    max-width: 52ch; margin-bottom: 2.75rem;
  }
  /* mine→metal through-line: the signature element */
  .throughline {
    display: flex; align-items: center; flex-wrap: wrap; gap: 0;
    font-family: var(--fdisp); font-size: 12.5px; letter-spacing: 0.06em;
    color: var(--paper-2); margin-bottom: 3rem;
  }
  .throughline .node { display: inline-flex; align-items: center; gap: 0.6rem; padding: 0.35rem 0; }
  .throughline .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--bronze); flex: none; }
  .throughline .node small { color: var(--paper-3); text-transform: uppercase; letter-spacing: 0.1em; }
  .throughline .seg { width: 46px; height: 1px; background: var(--rule); margin: 0 1.1rem; flex: none; }
  @media (max-width: 560px) { .throughline .seg { width: 22px; margin: 0 0.7rem; } }

  .btn {
    display: inline-flex; align-items: center; gap: 0.7rem;
    font-family: var(--fdisp); font-size: 13px; font-weight: 500;
    letter-spacing: 0.06em; text-transform: uppercase;
    background: var(--bronze); color: var(--ink);
    padding: 1rem 1.8rem; text-decoration: none;
    transition: background 0.2s, transform 0.2s;
  }
  .btn:hover { background: var(--bronze-lt); transform: translateY(-2px); }
  .btn svg { width: 15px; height: 15px; }
  .btn.ghost { background: transparent; color: var(--paper); border: 1px solid var(--rule); }
  .btn.ghost:hover { border-color: var(--bronze); color: var(--bronze-lt); background: transparent; transform: translateY(-2px); }

  /* =================== STATS LEDGER =================== */
  .ledger {
    position: relative; z-index: 2;
    background: linear-gradient(180deg, rgba(11,13,16,0.42), rgba(11,13,16,0.82));
    -webkit-backdrop-filter: blur(5px); backdrop-filter: blur(5px);
    /* angled top edge (right side only, Waratah-style) so the band reads as a translucent overlay on the photo */
    clip-path: polygon(0 0, 68% 0, 100% 44px, 100% 100%, 0 100%);
  }
  .ledger-inner {
    max-width: var(--shell); margin: 0 auto;
    display: grid; grid-template-columns: repeat(4, 1fr);
  }
  .metric {
    padding: 3rem var(--gutter);
  }
  .metric .v {
    font-family: var(--fdisp); font-weight: 600;
    font-size: 33px; line-height: 1; color: var(--paper);
    margin-bottom: 0.7rem; letter-spacing: -0.01em;
  }
  .metric .v span { color: var(--bronze-lt); }
  .metric .k {
    font-family: var(--fdisp); font-size: 11px; line-height: 1.5;
    letter-spacing: 0.04em; color: var(--paper-3); text-transform: uppercase;
  }
  @media (max-width: 860px) {
    .ledger-inner { grid-template-columns: 1fr 1fr; }
    .metric { padding: 2.25rem var(--gutter); }
  }

  /* =================== SECTION SHELL =================== */
  section { padding: 7rem 0; }
  .band { background: var(--slate); border-top: 1px solid var(--rule-soft); border-bottom: 1px solid var(--rule-soft); }
  .sec-head { max-width: 60ch; margin-bottom: 3.5rem; }
  .sec-head .kicker { margin-bottom: 1.5rem; }
  .sec-title {
    font-family: var(--fdisp); font-weight: 600;
    font-size: clamp(30px, 4.2vw, 46px); line-height: 1.08;
    letter-spacing: -0.018em; margin-bottom: 1.25rem; max-width: 20ch;
  }
  .sec-intro { font-size: 19px; color: var(--paper-2); font-weight: 400; max-width: 58ch; }

  /* =================== OPPORTUNITY — two columns w/ hairlines, no cards =================== */
  .cols2 { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem 4.5rem; margin-top: 1.75rem; }
  .col { padding: 0; }
  .col h3 {
    font-family: var(--fdisp); font-weight: 600; font-size: 14px;
    letter-spacing: 0.1em; text-transform: uppercase;
    color: var(--paper-3); margin-bottom: 1.75rem;
  }
  .col.lead h3 { color: var(--bronze-lt); }
  .deflist { list-style: none; }
  .deflist li {
    position: relative; padding: 0 0 1.3rem 1.6rem;
    font-size: 16px; color: var(--paper-2); line-height: 1.6;
  }
  .deflist li:last-child { padding-bottom: 0; }
  .deflist li::before {
    content: ''; position: absolute; left: 0; top: 0.68rem;
    width: 8px; height: 1px; background: var(--bronze);
  }
  @media (max-width: 820px) {
    .cols2 { grid-template-columns: 1fr; gap: 2.5rem; }
    .col { padding: 0; }
  }
  .deflist li b { color: var(--paper); font-weight: 500; }

  /* peer landscape table */
  table.peers th:first-child, table.peers td:first-child { text-align: left; }
  table.peers th:not(:first-child), table.peers td:not(:first-child) { text-align: left; padding-left: 1.25rem; }
  table.peers td { font-size: 13.5px; line-height: 1.5; vertical-align: top; }
  table.peers td.hi { font-size: 13.5px; font-weight: 600; }

  /* =================== MARKET THESIS — typed sequence =================== */
  .thesis-list { margin-top: 1rem; }
  .thesis-row {
    display: grid; grid-template-columns: auto 1fr;
    gap: 2.5rem; align-items: baseline;
    padding: 0 0 3rem 0;
  }
  .thesis-row:last-child { padding-bottom: 0; }
  .thesis-row .lead-word {
    font-family: var(--fdisp); font-size: 12px; letter-spacing: 0.14em;
    text-transform: uppercase; color: var(--bronze); padding-top: 0.4rem;
    white-space: nowrap;
  }
  .thesis-row h4 { font-family: var(--fdisp); font-weight: 600; font-size: 21px; margin-bottom: 0.6rem; letter-spacing: -0.01em; }
  .thesis-row p { font-size: 16px; color: var(--paper-2); max-width: 64ch; }
  @media (max-width: 680px) {
    .thesis-row { grid-template-columns: 1fr; gap: 0.6rem; }
  }

  /* =================== ASSET FEATURE =================== */
  .asset {
    display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 4rem;
    align-items: start; margin-top: 1rem;
  }
  .asset.flip .asset-fig { order: 2; justify-self: end; }
  .asset-fig {
    position: relative; overflow: hidden;
    border: 1px solid var(--rule);
    aspect-ratio: 4/3; background: var(--steel);
    max-width: 480px; align-self: start;
  }
  .asset-fig img { width: 100%; height: 100%; object-fit: cover; object-position: center; display: block; filter: saturate(0.92) contrast(1.02); image-rendering: auto; }
  .asset-fig figcaption {
    position: absolute; left: 0; bottom: 0; right: 0;
    font-family: var(--fdisp); font-size: 11px; letter-spacing: 0.05em;
    color: var(--paper-2); padding: 0.85rem 1.1rem;
    background: linear-gradient(transparent, rgba(14,20,25,0.92));
    text-transform: uppercase;
  }
  .asset-body h3 {
    font-family: var(--fdisp); font-weight: 600;
    font-size: clamp(26px, 3.4vw, 36px); letter-spacing: -0.018em;
    line-height: 1.1; margin-bottom: 1.25rem;
  }
  .asset-body > p { font-size: 17px; color: var(--paper-2); margin-bottom: 2.25rem; max-width: 56ch; }
  .datatable { width: 100%; border-collapse: collapse; }
  .datatable tr { border-bottom: 1px solid var(--rule-soft); }
  .datatable tr:first-child { border-top: 1px solid var(--rule); }
  .datatable th {
    text-align: left; font-family: var(--fdisp); font-weight: 400;
    font-size: 12px; letter-spacing: 0.04em; text-transform: uppercase;
    color: var(--paper-3); padding: 0.85rem 0; width: 42%; vertical-align: top;
  }
  .datatable td {
    font-family: var(--fdisp); font-weight: 500; font-size: 15px;
    color: var(--paper); padding: 0.85rem 0; text-align: right;
  }
  @media (max-width: 820px) {
    .asset { grid-template-columns: 1fr; gap: 2.5rem; }
    .asset.flip .asset-fig { order: 0; }
    .asset-fig { aspect-ratio: 16/10; }
  }

  /* exploration target — ledger style */
  .target {
    margin-top: 3.5rem; border-top: 2px solid var(--bronze);
    padding-top: 1.75rem;
  }
  .target .lbl { font-family: var(--fdisp); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--paper-3); margin-bottom: 1.5rem; }
  table.tgt { width: 100%; border-collapse: collapse; }
  table.tgt th {
    text-align: left; font-family: var(--fdisp); font-weight: 400;
    font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase;
    color: var(--paper-3); padding: 0.7rem 0.5rem; border-bottom: 1px solid var(--rule);
  }
  table.tgt th:not(:first-child), table.tgt td:not(:first-child) { text-align: right; }
  table.tgt td { font-size: 15px; padding: 1rem 0.5rem; border-bottom: 1px solid var(--rule-soft); color: var(--paper-2); font-family: var(--fdisp); }
  table.tgt tr:last-child td { border-bottom: none; }
  table.tgt td.hi { color: var(--bronze-lt); font-weight: 600; font-size: 17px; }
  .fineprint { font-family: var(--fdisp); font-size: 11.5px; color: var(--paper-3); line-height: 1.65; margin-top: 1.25rem; max-width: 70ch; }

  /* =================== PRODUCT CHAIN =================== */
  .chain { margin-top: 1.5rem; }
  .link {
    display: grid; grid-template-columns: 12rem 1fr 8rem; gap: 2.5rem;
    align-items: baseline; padding: 0 0 3rem 0;
  }
  .link:last-child { padding-bottom: 0; }
  .link .stage {
    font-family: var(--fdisp); font-size: 12px; letter-spacing: 0.1em;
    color: var(--bronze); text-transform: uppercase; white-space: nowrap; padding-top: 0.35rem;
  }
  .link .lname { font-family: var(--fdisp); font-weight: 600; font-size: 22px; letter-spacing: -0.01em; margin-bottom: 0.35rem; }
  .link .lname em { font-family: var(--fdisp); font-style: normal; font-size: 13px; color: var(--bronze-lt); margin-left: 0.7rem; letter-spacing: 0.04em; }
  .link .lrole { font-family: var(--fdisp); font-size: 11.5px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--paper-3); margin-bottom: 0.9rem; }
  .link p { font-size: 16px; color: var(--paper-2); max-width: 62ch; }
  .link .formula {
    font-family: var(--fdisp); font-weight: 700; font-size: 26px; color: var(--steel-2);
    text-align: left; letter-spacing: 0.02em; white-space: nowrap;
  }
  @media (max-width: 760px) {
    .link { grid-template-columns: 1fr; gap: 0.5rem; }
    .link .formula { text-align: left; }
  }

  /* =================== TEAM =================== */
  #team { border-top: 1px solid var(--rule-soft); }
  .team-block + .team-block { margin-top: 4rem; }
  .team-lbl {
    display: flex; align-items: center; gap: 1.25rem;
    margin-bottom: 1.75rem;
  }
  .team-lbl span {
    font-family: var(--fdisp); font-size: 11px; letter-spacing: 0.14em;
    text-transform: uppercase; color: var(--paper-3); white-space: nowrap;
  }
  .team-lbl i { flex: 1; height: 1px; background: var(--rule-soft); }
  .team-grid { display: grid; gap: 2.5rem 4.5rem; }
  .team-grid.two   { grid-template-columns: repeat(2, 1fr); }
  .team-grid.three { grid-template-columns: repeat(3, 1fr); }
  .member { padding: 0; }
  .member .mname {
    font-family: var(--fdisp); font-weight: 600; font-size: 21px;
    letter-spacing: -0.012em; line-height: 1.15; margin-bottom: 0.5rem;
  }
  .member .mrole {
    font-family: var(--fdisp); font-size: 11.5px; letter-spacing: 0.1em;
    text-transform: uppercase; color: var(--bronze-lt); margin-bottom: 1.1rem;
  }
  .team-block.partner .member .mrole,
  .team-block.advisor .member .mrole { color: var(--paper-3); }
  .member p { font-size: 16px; color: var(--paper-2); line-height: 1.6; max-width: 42ch; }
  @media (max-width: 820px) {
    .team-grid.two, .team-grid.three { grid-template-columns: 1fr; gap: 2.5rem; }
    .member { padding: 0; }
  }

  /* =================== DOWNLOAD =================== */
  .cta-band { background: var(--slate); border-top: 1px solid var(--rule-soft); border-bottom: 1px solid var(--rule-soft); }
  .cta-inner {
    max-width: var(--shell); margin: 0 auto;
    padding: 5.5rem var(--gutter);
    display: flex; align-items: center; justify-content: space-between;
    gap: 3rem; flex-wrap: wrap;
  }
  .cta-text h2 { font-family: var(--fdisp); font-weight: 600; font-size: clamp(28px, 3.4vw, 38px); letter-spacing: -0.018em; margin: 0.9rem 0 0.7rem; color: var(--paper); }
  .cta-text p { font-size: 17px; color: var(--paper-2); max-width: 46ch; }
  .cta-fine {
    max-width: var(--shell); margin: 0 auto;
    padding: 0 var(--gutter) 3.5rem;
    border-top: none;
  }
  .cta-fine .fineprint { max-width: 100%; border-top: 1px solid var(--rule-soft); padding-top: 1.75rem; margin-top: 0; }

  /* =================== FOOTER =================== */
  footer { background: var(--ink); }
  .foot-inner { max-width: var(--shell); margin: 0 auto; padding: 4.5rem var(--gutter) 3rem; }
  .foot-top {
    display: flex; justify-content: space-between; gap: 2.5rem; flex-wrap: wrap;
    padding-bottom: 3rem; border-bottom: 1px solid var(--rule-soft);
  }
  .foot-contact { font-family: var(--fdisp); font-size: 13px; color: var(--paper-2); line-height: 1.9; }
  .foot-contact a { color: var(--bronze-lt); text-decoration: none; }
  .foot-contact a:hover { text-decoration: underline; }
  .disclaimer { font-family: var(--fdisp); font-weight: 400; font-size: 11.5px; color: var(--paper-3); line-height: 1.8; letter-spacing: 0.005em; margin-top: 2.25rem; max-width: 100%; }
  .disclaimer b { color: var(--paper-2); font-weight: 500; }

  /* condensed footer legal line + link to full Disclaimer page */
  .foot-legal {
    display: flex; justify-content: space-between; align-items: baseline;
    gap: 1rem 3rem; flex-wrap: wrap;
    margin-top: 2.5rem; padding-top: 1.75rem;
    border-top: 1px solid var(--rule-soft);
  }
  .foot-copy {
    font-family: var(--fdisp); font-size: 11px; letter-spacing: 0.1em;
    text-transform: uppercase; color: var(--paper-3); white-space: nowrap;
  }
  .foot-note {
    font-family: var(--fdisp); font-size: 11.5px; line-height: 1.7;
    color: var(--paper-3); max-width: 82ch;
  }
  .foot-note a { color: var(--bronze-lt); text-decoration: none; white-space: nowrap; }
  .foot-note a:hover { text-decoration: underline; }
  @media (max-width: 680px) { .foot-legal { flex-direction: column-reverse; align-items: flex-start; gap: 1.25rem; } }

  .foot-disc-btn {
    font-family: var(--fdisp); font-size: 11px; letter-spacing: 0.1em;
    text-transform: uppercase; color: var(--paper-2);
    background: none; border: 1px solid var(--rule); border-radius: 999px;
    padding: 0.6rem 1.2rem; cursor: pointer; white-space: nowrap;
    transition: border-color .2s, color .2s;
  }
  .foot-disc-btn:hover { border-color: var(--bronze); color: var(--bronze-lt); }

  /* legal / disclaimer page */
  .legal-list .thesis-row p { max-width: 76ch; color: var(--paper-2); }
  .legal-note { font-family: var(--fdisp); font-size: 12px; color: var(--paper-3); line-height: 1.7; margin-top: 3rem; max-width: 76ch; }

  /* =================== MODAL (native <dialog>, in-page overlay) =================== */
  dialog.modal {
    margin: auto;                       /* centre in viewport (reset zeroed the UA margin:auto) */
    max-width: 520px; width: calc(100% - 2rem);
    max-height: min(80vh, 600px);
    background: var(--slate); color: var(--paper);
    border: 1px solid var(--rule); border-radius: 0; padding: 0;
    box-shadow: 0 30px 90px -30px rgba(0, 0, 0, 0.85);
    overflow: hidden;
  }
  dialog.modal::backdrop { background: rgba(8, 11, 14, 0.78); backdrop-filter: blur(3px); }
  dialog.modal[open] { display: flex; flex-direction: column; animation: modalIn .26s cubic-bezier(.16, 1, .3, 1); }
  @keyframes modalIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
  @media (prefers-reduced-motion: reduce) { dialog.modal[open] { animation: none; } }
  .modal-inner { display: flex; flex-direction: column; min-height: 0; padding: 1.9rem 1.9rem 2rem; }
  .modal-head {
    flex: none;
    display: flex; align-items: flex-start; justify-content: space-between;
    gap: 1.25rem; margin-bottom: 1.25rem;
    border-bottom: 1px solid var(--rule-soft); padding-bottom: 1rem;
  }
  .modal-head h2 { font-family: var(--fdisp); font-weight: 600; font-size: 19px; letter-spacing: -0.01em; color: var(--paper); }
  .modal-head .kicker { margin-bottom: 0.6rem; }
  .modal-close {
    background: none; border: 1px solid var(--rule); color: var(--paper-2);
    width: 32px; height: 32px; flex: none; cursor: pointer;
    font-size: 19px; line-height: 1; transition: border-color .2s, color .2s;
  }
  .modal-close:hover { border-color: var(--bronze); color: var(--bronze-lt); }
  .modal-body { flex: 1 1 auto; min-height: 0; overflow-y: auto; font-family: var(--fdisp); font-size: 12.5px; line-height: 1.8; color: var(--paper-2); }
  .modal-body b { color: var(--paper); font-weight: 500; }
  @media (max-width: 560px) {
    dialog.modal { max-height: 85vh; width: calc(100% - 1.5rem); }
    .modal-inner { padding: 1.5rem 1.25rem 1.6rem; }
    .modal-body { font-size: 12px; }
  }

  /* reveal */
  .js .reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s ease, transform 0.7s ease; }
  .js .reveal.in { opacity: 1; transform: none; }
  @media (prefers-reduced-motion: reduce) {
    .js .reveal { opacity: 1; transform: none; transition: none; }
    html { scroll-behavior: auto; }
  }
  :focus-visible { outline: 2px solid var(--bronze-lt); outline-offset: 3px; }

  /* =================================================================
     MULTI-PAGE ADDITIONS  (nav as links, mobile menu, page headers,
     contact form, footer nav) — layered on top of the original theme
     ================================================================= */

  /* brand is now a link */
  a.brand { text-decoration: none; }
  a.brand:hover { color: var(--paper); }

  /* active + contact CTA in nav */
  .nav-links a.active { color: var(--paper); }
  .nav-links a.active::after {
    content: ''; display: block; height: 1px; margin-top: 3px;
    background: var(--bronze);
  }
  .nav-links a.nav-cta {
    color: var(--bronze-lt); border: 1px solid var(--rule);
    padding: 0.5rem 1.15rem; border-radius: 999px;
    transition: border-color 0.2s, color 0.2s, background 0.2s;
  }
  .nav-links a.nav-cta:hover { border-color: var(--bronze); color: var(--bronze-lt); }
  .nav-links a.nav-cta.active::after { display: none; }

  /* hamburger */
  .nav-toggle {
    display: none; flex-direction: column; justify-content: center; gap: 5px;
    width: 40px; height: 40px; background: transparent; border: none;
    cursor: pointer; padding: 0;
  }
  .nav-toggle span { display: block; width: 22px; height: 2px; background: var(--paper); transition: transform 0.25s, opacity 0.2s; }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  @media (max-width: 860px) {
    .nav-toggle { display: flex; }
    .nav-links {
      display: none; position: absolute; top: 100%; left: 0; right: 0;
      flex-direction: column; align-items: stretch; gap: 0;
      background: rgba(14,20,25,0.98); backdrop-filter: blur(14px);
      border-bottom: 1px solid var(--rule-soft);
      padding: 0.5rem var(--gutter) 1.25rem;
    }
    .nav-links.open { display: flex; }
    .nav-links a { padding: 1rem 0; border-bottom: 1px solid var(--rule-soft); font-size: 13px; }
    .nav-links a.active::after { display: none; }
    .nav-links a.nav-cta { border: none; padding: 1rem 0; }
  }

  /* =================== INTERIOR PAGE HEADER =================== */
  .page-header {
    position: relative; background: var(--slate);
    border-bottom: 1px solid var(--rule-soft);
  }
  .page-header::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
    background: linear-gradient(90deg, var(--bronze), transparent 60%);
  }
  .page-header-inner { max-width: var(--shell); margin: 0 auto; padding: 7.5rem var(--gutter) 4rem; }
  .page-header h1 {
    font-family: var(--fdisp); font-weight: 600;
    font-size: clamp(32px, 5.2vw, 58px); line-height: 1.04;
    letter-spacing: -0.02em; margin: 1.6rem 0 1.25rem; max-width: 20ch;
  }
  .page-header h1 b { color: var(--bronze-lt); font-weight: 600; }
  .page-header p { font-size: 19px; color: var(--paper-2); max-width: 60ch; }
  @media (max-width: 640px) { .page-header-inner { padding: 6rem var(--gutter) 3rem; } }

  /* =================== NAV SCROLL MORPH (transparent → floating pill) =================== */
  @media (min-width: 861px) {
    .nav.scrolled { padding-top: 14px; }
    .nav.scrolled .nav-inner {
      max-width: 1120px; height: 60px; padding: 0 26px;
      border-radius: 999px;
      background: rgba(22, 30, 38, 0.82);
      backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
      border-color: var(--rule);
      box-shadow: 0 16px 40px -20px rgba(0, 0, 0, 0.75);
    }
    .nav.scrolled .nav-links { gap: 1.6rem; }
  }
  @media (max-width: 860px) {
    .nav { padding: 0; }
    .nav-inner { padding: 0 var(--gutter); height: 68px; }
    .nav.scrolled {
      background: rgba(14, 20, 25, 0.96);
      backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
      border-bottom-color: var(--rule-soft);
    }
  }

  /* =================== FOOTER NAV =================== */
  .foot-nav {
    display: flex; flex-wrap: wrap; gap: 1.75rem;
    padding: 2.25rem 0 0;
  }
  .foot-nav a {
    font-family: var(--fdisp); font-size: 12px; letter-spacing: 0.08em;
    text-transform: uppercase; color: var(--paper-2); text-decoration: none;
    transition: color 0.2s;
  }
  .foot-nav a:hover { color: var(--bronze-lt); }

  /* =================== CONTACT =================== */
  .contact-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 4.5rem; margin-top: 1rem; align-items: start; }
  @media (max-width: 820px) { .contact-grid { grid-template-columns: 1fr; gap: 3rem; } }

  .form-field { margin-bottom: 1.6rem; }
  .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.6rem; }
  @media (max-width: 560px) { .form-row { grid-template-columns: 1fr; gap: 0; } }
  .form-field label {
    display: block; font-family: var(--fdisp); font-size: 11px;
    letter-spacing: 0.1em; text-transform: uppercase; color: var(--paper-3);
    margin-bottom: 0.6rem;
  }
  .form-field input, .form-field textarea, .form-field select {
    width: 100%; background: var(--ink); border: 1px solid var(--rule);
    color: var(--paper); font-family: var(--fdisp); font-size: 15px;
    padding: 0.9rem 1rem; transition: border-color 0.2s; border-radius: 0;
  }
  .form-field textarea { min-height: 160px; resize: vertical; line-height: 1.6; }
  .form-field input:focus, .form-field textarea:focus, .form-field select:focus {
    outline: none; border-color: var(--bronze);
  }
  .form-field input::placeholder, .form-field textarea::placeholder { color: var(--paper-3); opacity: 0.7; }
  button.btn { border: none; cursor: pointer; font: inherit; }
  button.btn { font-family: var(--fdisp); font-size: 13px; font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase; }

  .contact-info { border-top: 2px solid var(--bronze); padding-top: 1.75rem; }
  .contact-info h3 {
    font-family: var(--fdisp); font-weight: 600; font-size: 14px;
    letter-spacing: 0.1em; text-transform: uppercase; color: var(--bronze-lt);
    margin-bottom: 1.5rem;
  }
  .contact-info dl { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
  .contact-info dt {
    font-family: var(--fdisp); font-size: 11px; letter-spacing: 0.1em;
    text-transform: uppercase; color: var(--paper-3); margin-bottom: 0.35rem;
  }
  .contact-info dd { font-family: var(--fdisp); font-size: 15px; color: var(--paper); line-height: 1.6; }
  .contact-info dd a { color: var(--bronze-lt); text-decoration: none; }
  .contact-info dd a:hover { text-decoration: underline; }

  /* success page */
  .success-wrap { max-width: var(--shell); margin: 0 auto; padding: 8rem var(--gutter); text-align: center; }
  .success-wrap h1 { font-family: var(--fdisp); font-weight: 600; font-size: clamp(32px, 5vw, 52px); letter-spacing: -0.02em; margin-bottom: 1.25rem; }
  .success-wrap p { font-size: 19px; color: var(--paper-2); max-width: 52ch; margin: 0 auto 2.5rem; }

  /* =================================================================
     LIGHT STONE / EARTH ALTERNATION  (industrial section rhythm)
     Add class="section--stone" to any <section> to make it a warm
     light structural band with dark ink text. Sharp corners, hairline
     structural borders, molten-bronze accent — no shadows, no rounding.
     ================================================================= */
  :root {
    --stone:      #e8e2d5;             /* warm light stone panel */
    --stone-2:    #dcd4c3;             /* deeper stone */
    --stone-line: #cabfa9;             /* structural hairline on stone */
    --stone-ink:  #191410;             /* near-black text on stone */
    --stone-mut:  #6a6153;             /* muted body text on stone */
    --bronze-dk:  #8a5a24;             /* darker bronze for light backgrounds */
  }

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

  /* headings / eyebrows */
  .section--stone .kicker { color: var(--bronze-dk); }
  .section--stone .kicker::before { background: var(--bronze); }
  .section--stone .sec-title { color: var(--stone-ink); }
  .section--stone .sec-intro { color: var(--stone-mut); }

  /* two-column deflists */
  .section--stone .col { border-top-color: rgba(25,20,16,0.22); }
  .section--stone .col.lead { border-top-color: var(--bronze); }
  .section--stone .col + .col { border-left-color: rgba(25,20,16,0.12); }
  .section--stone .col h3 { color: var(--stone-mut); }
  .section--stone .col.lead h3 { color: var(--bronze-dk); }
  .section--stone .deflist li { color: var(--stone-mut); border-bottom-color: rgba(25,20,16,0.12); }
  .section--stone .deflist li b { color: var(--stone-ink); }
  .section--stone .deflist li::before { background: var(--bronze); }

  /* thesis rows */
  .section--stone .thesis-row,
  .section--stone .thesis-row:first-child { border-color: rgba(25,20,16,0.14); }
  .section--stone .thesis-row .lead-word { color: var(--bronze-dk); }
  .section--stone .thesis-row h4 { color: var(--stone-ink); }
  .section--stone .thesis-row p { color: var(--stone-mut); }

  /* target / data tables */
  .section--stone .target { border-top-color: var(--bronze); }
  .section--stone .target .lbl { color: var(--stone-mut); }
  .section--stone table.tgt th { color: var(--stone-mut); border-bottom-color: rgba(25,20,16,0.28); }
  .section--stone table.tgt td { color: var(--stone-mut); border-bottom-color: rgba(25,20,16,0.12); }
  .section--stone table.tgt td.hi { color: var(--bronze-dk); }
  .section--stone table.peers td.hi { color: var(--bronze-dk); }
  .section--stone .fineprint { color: var(--stone-mut); }

  /* asset feature */
  .section--stone .asset-fig { border-color: rgba(25,20,16,0.22); background: var(--stone-2); }
  .section--stone .asset-body h3 { color: var(--stone-ink); }
  .section--stone .asset-body > p { color: var(--stone-mut); }
  .section--stone .datatable tr { border-bottom-color: rgba(25,20,16,0.12); }
  .section--stone .datatable tr:first-child { border-top-color: rgba(25,20,16,0.28); }
  .section--stone .datatable th { color: var(--stone-mut); }
  .section--stone .datatable td { color: var(--stone-ink); }

  /* product chain */
  .section--stone .chain { border-top-color: rgba(25,20,16,0.28); }
  .section--stone .link { border-bottom-color: rgba(25,20,16,0.12); }
  .section--stone .link .stage { color: var(--bronze-dk); }
  .section--stone .link .lname { color: var(--stone-ink); }
  .section--stone .link .lname em { color: var(--bronze-dk); }
  .section--stone .link .lrole { color: var(--stone-mut); }
  .section--stone .link p { color: var(--stone-mut); }
  .section--stone .link .formula { color: #9a8f7b; }

  /* team */
  .section--stone .team-lbl span { color: var(--stone-mut); }
  .section--stone .team-lbl i { background: rgba(25,20,16,0.14); }
  .section--stone .member { border-top-color: var(--bronze); }
  .section--stone .team-block.partner .member,
  .section--stone .team-block.advisor .member { border-top-color: var(--stone-2); }
  .section--stone .member + .member { border-left-color: rgba(25,20,16,0.12); }
  .section--stone .member .mname { color: var(--stone-ink); }
  .section--stone .member .mrole { color: var(--bronze-dk); }
  .section--stone .team-block.partner .member .mrole,
  .section--stone .team-block.advisor .member .mrole { color: var(--stone-mut); }
  .section--stone .member p { color: var(--stone-mut); }

  /* =================================================================
     SITE-WIDE LIGHT THEME
     Default surfaces are warm stone with ink text. Dark elements
     (hero, stats ledger, CTA bands, footer, nav pill) stay as
     deliberate "earth" accents.
     ================================================================= */
  body { background: var(--stone); color: var(--stone-ink); }

  /* interior page headers: light panels, set slightly deeper than the content
     with a crisp edge so the title reads as its own band */
  .page-header { background: var(--stone-2); }
  .page-header h1 { color: var(--stone-ink); }
  .page-header h1 b { color: var(--bronze-dk); }
  .page-header p { color: var(--stone-mut); }
  .page-header .kicker { color: var(--bronze-dk); }

  /* thank-you success block on light */
  .success-wrap h1 { color: var(--stone-ink); }
  .success-wrap p { color: var(--stone-mut); }
  .success-wrap .kicker { color: var(--bronze-dk); }

  /* .band panels -> slightly deeper stone (subtle alternation) */
  .band { background: var(--stone-2); border-top: none; border-bottom: none; }

  /* ghost buttons on light surfaces */
  .page-header .btn.ghost,
  .section--stone .btn.ghost,
  .success-wrap .btn.ghost { color: var(--stone-ink); border-color: rgba(25,20,16,0.25); }
  .page-header .btn.ghost:hover,
  .section--stone .btn.ghost:hover,
  .success-wrap .btn.ghost:hover { color: var(--bronze-dk); border-color: var(--bronze); background: transparent; }

  /* contact form + info on light stone */
  .section--stone .form-field label { color: var(--stone-mut); }
  .section--stone .form-field input,
  .section--stone .form-field textarea,
  .section--stone .form-field select {
    background: #fdfbf6; border-color: var(--stone-line); color: var(--stone-ink);
  }
  .section--stone .form-field input::placeholder,
  .section--stone .form-field textarea::placeholder { color: var(--stone-mut); opacity: 0.8; }
  .section--stone .form-field input:focus,
  .section--stone .form-field textarea:focus,
  .section--stone .form-field select:focus { border-color: var(--bronze); }
  .section--stone .contact-info { border-top-color: var(--bronze); }
  .section--stone .contact-info h3 { color: var(--bronze-dk); }
  .section--stone .contact-info dt { color: var(--stone-mut); }
  .section--stone .contact-info dd { color: var(--stone-ink); }
  .section--stone .contact-info dd a { color: var(--bronze-dk); }