:root {
    --paper: #f6f6f3;
    --paper-2: #efeeea;
    --ink: #14161b;
    --ink-soft: #4a4f59;
    --line: #e1e0db;
    --bg-dark: #0c0e13;
    --bg-dark-2: #14171f;
    --line-dark: #232733;
    --paper-dark: #b9bdc7;
    --accent: oklch(0.63 0.21 27);
    --accent-soft: oklch(0.63 0.21 27 / 0.12);
    --accent-ink: oklch(0.55 0.21 27);
    --ok: oklch(0.7 0.15 155);
    --warn: oklch(0.78 0.15 75);
    --r: 14px;
    --r-sm: 10px; --r-md: 14px; --r-lg: 20px; --r-pill: 100px;
    --maxw: 1240px;
    --accent-btn: oklch(0.55 0.20 27);
    --accent-text: oklch(0.50 0.19 27);
    --mono-dark: #9aa0ae;
    --sh-1: 0 20px 40px -28px rgba(20,22,27,.4);
    --sh-2: 0 30px 70px -50px rgba(20,22,27,.5);
    --sh-3: 0 40px 80px -45px rgba(12,14,19,.6);
    --display: "Space Grotesk", sans-serif;
    --body: "Hanken Grotesk", sans-serif;
    --mono: "JetBrains Mono", monospace;
    --sec-pad: 72px;
  }
  [data-density="compacto"] { --sec-pad: 48px; }
  [data-density="amplio"]   { --sec-pad: 104px; }

  * { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
  body { font-family: var(--body); background: var(--paper); color: var(--ink); line-height: 1.5; -webkit-font-smoothing: antialiased; }
  h1,h2,h3,h4 { font-family: var(--display); font-weight: 600; letter-spacing: -0.02em; line-height: 1.06; }
  a { color: inherit; text-decoration: none; }
  .wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }
  .mono { font-family: var(--mono); font-size: 12px; letter-spacing: 0.04em; text-transform: uppercase; }

  .btn { display: inline-flex; align-items: center; gap: 9px; font-family: var(--body); font-weight: 600; font-size: 15px; padding: 13px 22px; border-radius: 10px; cursor: pointer; border: 1px solid transparent; transition: transform .15s ease, box-shadow .15s ease, background .15s ease; white-space: nowrap; }
  .btn:active { transform: translateY(1px); }
  .btn-primary { background: var(--accent); color: #fff; box-shadow: 0 10px 24px -12px var(--accent); }
  .btn-primary:hover { box-shadow: 0 16px 30px -12px var(--accent); }
  .btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
  .btn-ghost:hover { background: var(--paper-2); }

  /* NAV */
  header.nav { position: sticky; top: 0; z-index: 50; background: color-mix(in oklab, var(--paper) 82%, transparent); backdrop-filter: saturate(1.2) blur(12px); border-bottom: 1px solid var(--line); }
  .nav-inner { display: flex; align-items: center; gap: 32px; height: 68px; }
  .brand { display: flex; align-items: center; color: var(--ink); }
  .rdf-logo { height: 30px; width: auto; display: block; }
  .rdf-logo .st0 { fill: var(--accent); }
  .rdf-logo .st1 { fill: currentColor; }
  .nav-links { display: flex; gap: 28px; margin-left: 8px; }
  .nav-links a { font-size: 14.5px; color: var(--ink-soft); font-weight: 500; }
  .nav-links a:hover { color: var(--ink); }
  .nav-links a.cur { color: var(--accent-ink); }
  .nav-cta { margin-left: auto; display: flex; align-items: center; gap: 12px; }
  .nav-cta .btn { padding: 10px 18px; font-size: 14px; }

  /* PAGE HERO */
  .phero { padding: 64px 0 40px; }
  .eyebrow { display: inline-flex; align-items: center; gap: 8px; color: var(--accent-text); background: var(--accent-soft); padding: 6px 13px; border-radius: 100px; font-family: var(--mono); font-size: 12px; font-weight: 500; text-transform: uppercase; letter-spacing: .06em; }
  .eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
  .phero h1 { font-size: clamp(36px, 4.6vw, 56px); margin: 20px 0 0; max-width: 16ch; }
  .phero h1 .hl { color: var(--accent); }
  .phero p { font-size: 19px; color: var(--ink-soft); max-width: 46ch; margin-top: 18px; }
  .phero-meta { display: flex; gap: 28px; margin-top: 30px; flex-wrap: wrap; border-top: 1px solid var(--line); padding-top: 22px; }
  .phero-meta .pm { }
  .phero-meta .pm b { font-family: var(--display); font-size: 26px; font-weight: 600; display: block; }
  .phero-meta .pm span { color: var(--ink-soft); font-size: 13.5px; }

  .chip { font-size: 12.5px; font-weight: 600; color: var(--ink-soft); background: var(--paper-2); border: 1px solid var(--line); padding: 5px 11px; border-radius: 100px; }

  /* ============ DIRECCIÓN A — RECORRIDO ============ */
  .rec-wrap { display: grid; grid-template-columns: 232px 1fr; gap: 48px; align-items: start; padding-top: 8px; padding-bottom: var(--sec-pad); }
  .rec-rail { position: sticky; top: 88px; align-self: start; }
  .rec-rail-lab { color: var(--ink-soft); padding: 0 10px 12px; }
  .rec-rail nav { display: flex; flex-direction: column; gap: 2px; }
  .rec-railitem { display: flex; align-items: center; gap: 11px; padding: 9px 11px; border-radius: 10px; border: 1px solid transparent; background: transparent; cursor: pointer; font-family: var(--body); text-align: left; color: var(--ink-soft); transition: background .15s ease, color .15s ease; width: 100%; }
  .rec-railitem:hover { background: var(--paper-2); }
  .rec-railitem .num { font-size: 11px; opacity: .6; }
  .rec-railitem .ic { width: 17px; height: 17px; flex: 0 0 auto; opacity: .7; }
  .rec-railitem .ic svg { width: 100%; height: 100%; }
  .rec-railitem .nm { font-size: 14px; font-weight: 500; }
  .rec-railitem.on { background: var(--bg-dark); color: #fff; border-color: var(--bg-dark); }
  .rec-railitem.on .ic { opacity: 1; color: var(--accent); }
  .rec-railitem.on .num { opacity: .8; }

  .rec-sec { padding: var(--sec-pad) 0; border-bottom: 1px solid var(--line); scroll-margin-top: 88px; }
  .rec-sec:first-child { padding-top: 8px; }
  .rec-sec:last-child { border-bottom: 0; }
  .rec-sec-head { display: flex; align-items: flex-start; gap: 18px; margin-bottom: 30px; }
  .rec-num { font-size: 13px; color: var(--accent-ink); background: var(--accent-soft); padding: 7px 11px; border-radius: 9px; font-weight: 600; }
  .rec-tagline { color: var(--accent-ink); font-weight: 600; font-size: 14px; }
  .rec-sec-head h2 { font-size: clamp(26px, 3vw, 36px); margin-top: 4px; }

  .rec-body { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
  .rec-body.flip .rec-txt { order: 2; }
  .rec-desc { font-size: 17.5px; color: var(--ink-soft); max-width: 42ch; }
  .rec-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
  .rec-feats { display: flex; flex-direction: column; gap: 14px; margin-top: 26px; }
  .rec-feat { display: flex; gap: 12px; align-items: flex-start; }
  .rec-ck { flex: 0 0 auto; width: 22px; height: 22px; border-radius: 7px; background: var(--accent-soft); color: var(--accent-ink); display: grid; place-items: center; margin-top: 1px; }
  .rec-ck svg { width: 13px; height: 13px; }
  .rec-feat b { font-family: var(--display); font-weight: 600; font-size: 15.5px; display: block; }
  .rec-feat span { color: var(--ink-soft); font-size: 14px; }
  .rec-use { margin-top: 26px; background: var(--paper-2); border: 1px solid var(--line); border-left: 3px solid var(--accent); border-radius: 10px; padding: 16px 18px; }
  .rec-use .mono { color: var(--accent-ink); display: block; margin-bottom: 6px; }
  .rec-use p { font-size: 14.5px; color: var(--ink); }
  .rec-vis { position: sticky; top: 92px; }
  .rec-stat { display: flex; align-items: baseline; gap: 9px; margin-top: 16px; justify-content: flex-end; }
  .rec-stat b { font-family: var(--display); font-size: 24px; font-weight: 600; color: var(--accent-ink); }
  .rec-stat span { color: var(--ink-soft); font-size: 13.5px; }

  /* ============ DIRECCIÓN B — EXPLORADOR ============ */
  .exp { display: grid; grid-template-columns: 300px 1fr; gap: 20px; margin: 8px 0 var(--sec-pad); background: #fff; border: 1px solid var(--line); border-radius: 18px; overflow: hidden; box-shadow: 0 30px 70px -50px rgba(20,22,27,.5); }
  .exp-side { background: var(--paper-2); border-right: 1px solid var(--line); padding: 18px 14px; display: flex; flex-direction: column; gap: 4px; }
  .exp-side-lab { color: var(--ink-soft); padding: 4px 10px 10px; }
  .exp-item { display: flex; align-items: center; gap: 12px; padding: 12px 12px; border-radius: 11px; border: 1px solid transparent; background: transparent; cursor: pointer; text-align: left; width: 100%; font-family: var(--body); color: var(--ink); transition: background .15s ease, border-color .15s ease; }
  .exp-item:hover { background: #fff; }
  .exp-item .ic { width: 19px; height: 19px; flex: 0 0 auto; color: var(--ink-soft); }
  .exp-item .ic svg { width: 100%; height: 100%; }
  .exp-itxt { flex: 1 1 auto; min-width: 0; }
  .exp-itxt b { font-family: var(--display); font-weight: 600; font-size: 14.5px; display: block; }
  .exp-itxt span { color: var(--ink-soft); font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; display: block; }
  .exp-item .num { font-size: 11px; color: var(--ink-soft); opacity: .6; }
  .exp-item.on { background: var(--bg-dark); border-color: var(--bg-dark); }
  .exp-item.on b, .exp-item.on .num { color: #fff; }
  .exp-item.on .ic { color: var(--accent); }
  .exp-item.on .exp-itxt span { color: var(--paper-dark); }

  .exp-panel { padding: 30px 34px 36px; min-height: 560px; }
  .exp-phead { display: flex; align-items: center; gap: 18px; padding-bottom: 22px; border-bottom: 1px solid var(--line); }
  .exp-bignum { font-size: 30px; color: var(--accent); font-weight: 500; }
  .exp-htxt { flex: 1 1 auto; }
  .exp-htxt h2 { font-size: clamp(26px, 3vw, 34px); }
  .exp-htxt p { color: var(--accent-ink); font-weight: 600; font-size: 15px; margin-top: 4px; }
  .exp-stat { text-align: right; }
  .exp-stat b { font-family: var(--display); font-size: 22px; font-weight: 600; display: block; color: var(--ink); }
  .exp-stat span { color: var(--ink-soft); font-size: 12.5px; }

  .exp-tabs { display: flex; gap: 4px; margin: 22px 0 24px; background: var(--paper-2); border: 1px solid var(--line); border-radius: 11px; padding: 4px; width: fit-content; }
  .exp-tab { padding: 9px 18px; border-radius: 8px; border: none; background: transparent; cursor: pointer; font-family: var(--body); font-weight: 600; font-size: 14px; color: var(--ink-soft); }
  .exp-tab.on { background: #fff; color: var(--ink); box-shadow: 0 1px 4px rgba(20,22,27,.1); }

  .exp-grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; align-items: start; }
  .exp-desc { font-size: 18px; color: var(--ink); }
  .exp-grid2 .rec-chips { margin-top: 20px; }
  .exp-featgrid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 32px; }
  .exp-feat { display: flex; gap: 12px; align-items: flex-start; }
  .exp-feat b { font-family: var(--display); font-weight: 600; font-size: 15.5px; display: block; }
  .exp-feat span { color: var(--ink-soft); font-size: 14px; }
  .exp-usebox { background: var(--paper-2); border: 1px solid var(--line); border-left: 3px solid var(--accent); border-radius: 12px; padding: 22px; }
  .exp-usebox .mono { color: var(--accent-ink); display: block; margin-bottom: 10px; }
  .exp-usebox p { font-size: 16px; }

  /* ============ MOCKS ============ */
  .mk { background: var(--bg-dark); border-radius: 14px; border: 1px solid var(--line-dark); overflow: hidden; box-shadow: 0 30px 60px -40px rgba(12,14,19,.6); }
  .mk-bar { display: flex; align-items: center; gap: 7px; padding: 11px 13px; border-bottom: 1px solid var(--line-dark); }
  .mk-d { width: 9px; height: 9px; border-radius: 50%; background: #333845; }
  .mk-addr { margin-left: 10px; font-family: var(--mono); font-size: 10.5px; color: #6b7180; }
  .mk-body { padding: 15px; }
  .mk-pill { font-size: 10.5px; font-weight: 600; padding: 3px 9px; border-radius: 100px; display: inline-flex; align-items: center; gap: 5px; white-space: nowrap; }
  .mk-pill::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: currentColor; }
  .mk-pill.on { color: var(--ok); background: oklch(0.7 0.15 155 / .14); }
  .mk-pill.sus { color: var(--warn); background: oklch(0.78 0.15 75 / .14); }
  .mk-pill.off { color: var(--accent); background: var(--accent-soft); }
  .mk-dot { width: 7px; height: 7px; border-radius: 50%; background: #6b7180; flex: 0 0 auto; }
  .mk-dot.ok { background: var(--ok); } .mk-dot.warn { background: var(--warn); } .mk-dot.off { background: var(--accent); }

  .mk-stats { display: grid; grid-template-columns: repeat(3,1fr); gap: 9px; }
  .mk-stat { background: var(--bg-dark-2); border: 1px solid var(--line-dark); border-radius: 10px; padding: 11px; }
  .mk-k { font-family: var(--mono); font-size: 9.5px; color: #6b7180; text-transform: uppercase; letter-spacing: .05em; }
  .mk-v { font-family: var(--display); font-size: 19px; color: #fff; margin-top: 5px; font-weight: 600; }
  .mk-v .up { font-size: 10px; color: var(--ok); font-family: var(--body); margin-left: 5px; }
  .mk-alert { display: flex; align-items: center; gap: 9px; margin-top: 11px; background: oklch(0.78 0.15 75 / .1); border: 1px solid oklch(0.78 0.15 75 / .25); color: var(--paper-dark); font-size: 12px; padding: 9px 11px; border-radius: 9px; }
  .mk-spark { display: flex; align-items: flex-end; gap: 5px; height: 70px; margin-top: 14px; }
  .mk-spark span { flex: 1; background: linear-gradient(180deg, var(--accent), color-mix(in oklab, var(--accent) 40%, transparent)); border-radius: 3px 3px 0 0; }
  .mk-cap { font-family: var(--mono); font-size: 10px; color: #6b7180; margin-top: 8px; text-transform: uppercase; letter-spacing: .05em; }

  .mk-profile { display: flex; align-items: center; gap: 12px; }
  .mk-av { width: 26px; height: 26px; border-radius: 7px; background: linear-gradient(135deg,#2a3040,#3a4254); }
  .mk-av.lg { width: 42px; height: 42px; border-radius: 10px; }
  .mk-name { color: #fff; font-weight: 600; font-size: 14px; }
  .mk-sub { color: #6b7180; font-size: 11.5px; }
  .mk-profile .mk-pill { margin-left: auto; }
  .mk-fields { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px; margin-top: 14px; }
  .mk-fields div { background: var(--bg-dark-2); border: 1px solid var(--line-dark); border-radius: 9px; padding: 9px 10px; }
  .mk-fields span { font-family: var(--mono); font-size: 9px; color: #6b7180; text-transform: uppercase; letter-spacing: .04em; display: block; }
  .mk-fields b { color: #fff; font-size: 12.5px; font-weight: 600; font-family: var(--display); }
  .mk-timeline { margin-top: 13px; display: flex; flex-direction: column; gap: 9px; }
  .mk-tl { display: flex; align-items: center; gap: 9px; color: var(--paper-dark); font-size: 12px; }

  .mk-runbar { display: flex; align-items: center; gap: 9px; color: var(--paper-dark); font-size: 12px; margin-bottom: 12px; }
  .mk-tbl { background: var(--bg-dark-2); border: 1px solid var(--line-dark); border-radius: 10px; overflow: hidden; }
  .mk-tr { display: grid; grid-template-columns: 0.8fr 1.2fr 0.8fr 0.9fr; align-items: center; padding: 10px 12px; border-bottom: 1px solid var(--line-dark); font-size: 12px; color: var(--paper-dark); }
  .mk-tr:last-child { border-bottom: 0; }
  .mk-tr.head { color: #6b7180; font-family: var(--mono); font-size: 9px; text-transform: uppercase; letter-spacing: .05em; }
  .mk-tr .mono { color: #fff; font-size: 11px; }

  .mk-flow { display: flex; flex-direction: column; gap: 0; }
  .mk-step { display: flex; align-items: flex-start; gap: 12px; padding: 9px 0; position: relative; }
  .mk-step:not(:last-child)::before { content: ""; position: absolute; left: 5px; top: 22px; bottom: -4px; width: 2px; background: var(--line-dark); }
  .mk-stepdot { width: 12px; height: 12px; border-radius: 50%; flex: 0 0 auto; margin-top: 2px; background: #6b7180; z-index: 1; }
  .mk-stepdot.ok { background: var(--ok); } .mk-stepdot.warn { background: var(--warn); } .mk-stepdot.off { background: var(--accent); }
  .mk-step b { color: #fff; font-size: 11px; font-family: var(--mono); }
  .mk-step span { color: var(--paper-dark); font-size: 12.5px; display: block; margin-top: 1px; }

  .mk-dev { display: flex; align-items: center; gap: 10px; background: var(--bg-dark-2); border: 1px solid var(--line-dark); border-radius: 9px; padding: 9px 11px; margin-bottom: 7px; }
  .mk-devname { flex: 0 0 110px; }
  .mk-devname b { color: #fff; font-size: 12.5px; font-family: var(--display); display: block; }
  .mk-devname span { color: #6b7180; font-size: 10.5px; }
  .mk-bw { flex: 1; height: 6px; background: var(--bg-dark); border-radius: 100px; overflow: hidden; }
  .mk-bw span { display: block; height: 100%; background: var(--ok); border-radius: 100px; }
  .mk-bw span.hot { background: var(--warn); }
  .mk-bwl { color: var(--paper-dark); font-size: 10px; width: 30px; text-align: right; }
  .mk-cmd { margin-top: 9px; color: var(--accent); font-size: 10.5px; background: var(--accent-soft); padding: 8px 10px; border-radius: 8px; }

  .mk-map { position: relative; border-radius: 10px; overflow: hidden; border: 1px solid var(--line-dark); }
  .mk-map svg { display: block; width: 100%; height: 200px; }
  .mk-mapcard { position: absolute; left: 12px; bottom: 12px; background: rgba(12,14,19,.85); backdrop-filter: blur(4px); border: 1px solid var(--line-dark); border-radius: 9px; padding: 9px 12px; }

  .mk-kanban { display: grid; grid-template-columns: repeat(3,1fr); gap: 9px; }
  .mk-kcol { background: var(--bg-dark-2); border: 1px solid var(--line-dark); border-radius: 9px; padding: 9px; }
  .mk-khead { font-family: var(--mono); font-size: 9.5px; color: #6b7180; text-transform: uppercase; letter-spacing: .04em; margin-bottom: 9px; display: flex; justify-content: space-between; }
  .mk-khead b { color: var(--paper-dark); }
  .mk-ticket { background: var(--bg-dark); border: 1px solid var(--line-dark); border-radius: 8px; padding: 9px; margin-bottom: 7px; }
  .mk-ticket > div { color: #fff; font-size: 12px; margin: 5px 0 7px; }
  .mk-tid { color: #6b7180; font-size: 10px; }

  .mk-chart { display: flex; align-items: flex-end; gap: 12px; height: 130px; padding: 0 4px; }
  .mk-bar { flex: 1; position: relative; display: flex; align-items: flex-end; justify-content: center; height: 100%; }
  .mk-bar > span { width: 60%; background: color-mix(in oklab, var(--accent) 35%, var(--bg-dark-2)); border-radius: 4px 4px 0 0; }
  .mk-bar > span.b2 { position: absolute; bottom: 0; width: 60%; background: var(--accent); border-radius: 4px 4px 0 0; }
  .mk-bar em { position: absolute; bottom: -20px; color: #6b7180; font-size: 9px; font-style: normal; }
  .mk-legend { display: flex; gap: 18px; margin-top: 30px; }
  .mk-legend span { display: flex; align-items: center; gap: 7px; color: var(--paper-dark); font-size: 11.5px; }
  .mk-legend i { width: 11px; height: 11px; border-radius: 3px; display: block; }
  .mk-legend i.lg1 { background: color-mix(in oklab, var(--accent) 35%, var(--bg-dark-2)); }
  .mk-legend i.lg2 { background: var(--accent); }

  /* CTA */
  .cta-band { background: var(--bg-dark); color: #fff; position: relative; overflow: hidden; border-radius: 20px; margin: 0 0 64px; padding: 64px 40px; text-align: center; }
  .cta-band::before { content: ""; position: absolute; inset: 0; background: radial-gradient(600px 300px at 70% -10%, var(--accent-soft), transparent 70%); }
  .cta-band h2 { font-size: clamp(28px, 3.6vw, 42px); position: relative; }
  .cta-band p { color: var(--paper-dark); font-size: 17px; margin: 14px auto 0; max-width: 40ch; position: relative; }
  .cta-actions { display: flex; gap: 12px; justify-content: center; margin-top: 28px; position: relative; }
  .cta-band .btn-ghost { color: #fff; border-color: var(--line-dark); }
  .cta-band .btn-ghost:hover { background: var(--bg-dark-2); }

  footer.foot { border-top: 1px solid var(--line); padding: 32px 0; color: var(--ink-soft); font-size: 13.5px; }
  .foot-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }

  @media (max-width: 1000px) {
    .rec-wrap { grid-template-columns: 1fr; }
    .rec-rail { position: static; display: none; }
    .rec-body, .rec-body.flip .rec-txt { grid-template-columns: 1fr; order: 0; }
    .rec-vis { position: static; }
    .exp { grid-template-columns: 1fr; }
    .exp-side { flex-direction: row; overflow-x: auto; border-right: 0; border-bottom: 1px solid var(--line); }
    .exp-item { min-width: 200px; }
    .exp-grid2, .exp-featgrid { grid-template-columns: 1fr; }
    .nav-links { display: none; }
  }
  @media (max-width: 560px) {
    .mk-fields, .mk-stats { grid-template-columns: 1fr 1fr; }
    .mk-kanban { grid-template-columns: 1fr; }
    .exp-panel { padding: 22px; }
  }

  /* ═══════════════ Mejoras visuales y de accesibilidad ═══════════════ */

  .btn-primary { background: var(--accent-btn); }
  .btn-primary:hover { background: var(--accent); box-shadow: 0 16px 30px -12px var(--accent); }

  :where(a, button, summary, input, textarea, .btn, .nav-burger, .rec-railitem, .exp-item, .exp-tab):focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 8px; }
  .rec-railitem.on:focus-visible, .exp-item.on:focus-visible, .cta-band a:focus-visible { outline-color: #fff; }

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

  /* Cifras tabulares */
  .mk-v, .mk-stat b, .mk-tr, .rec-stat b, .phero-meta .pm b, .exp-stat b, .exp-bignum { font-variant-numeric: tabular-nums; font-feature-settings: 'tnum' 1; }

  /* Labels mono sobre oscuro legibles (AA) */
  .mk-addr, .mk-k, .mk-tr.head, .mk-sub, .mk-cap, .mk-bar em, .mk-devname span, .mk-tid, .mk-khead { color: var(--mono-dark); }
  .rec-tagline, .exp-htxt p { color: var(--accent-text); }

  /* Hover/feedback */
  .nav-links a { transition: color .15s ease; }
  .nav-links a:hover, .nav-links a:focus-visible { text-decoration: underline; text-underline-offset: 3px; }
  .exp-tab:not(.on):hover { color: var(--ink); background: rgba(0,0,0,.03); }

  /* Medida cómoda en el explorador */
  .exp-desc { max-width: 46ch; }
  .exp-usebox p { max-width: 50ch; }

  /* CTA: nota de bajo riesgo + micro-CTA del riel */
  .cta-band .cta-note { color: var(--mono-dark); font-family: var(--mono); font-size: 12px; letter-spacing: .04em; text-transform: uppercase; margin-top: 18px; position: relative; }
  .rec-rail .rail-cta { width: 100%; justify-content: center; margin-top: 16px; font-size: 13px; padding: 11px 14px; }

  /* Textura de papel sutil */
  body { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E"); background-attachment: fixed; }

  /* Reveal on scroll */
  .reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s cubic-bezier(.2,.7,.2,1); }
  .reveal.in { opacity: 1; transform: none; }

  /* Captura real del sistema (reemplaza el mock) */
  .rec-shot { width: 100%; height: auto; display: block; border-radius: 12px; border: 1px solid var(--line); box-shadow: var(--sh-3); }

  /* Hamburguesa */
  .nav-burger { display: none; background: none; border: 0; cursor: pointer; align-items: center; justify-content: center; }
  .nav-burger span, .nav-burger span::before, .nav-burger span::after { content: ""; display: block; position: relative; width: 20px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform .22s ease, opacity .22s ease; }
  .nav-burger span::before, .nav-burger span::after { position: absolute; left: 0; }
  .nav-burger span::before { top: -6px; } .nav-burger span::after { top: 6px; }
  .nav-inner.open .nav-burger span { background: transparent; }
  .nav-inner.open .nav-burger span::before { transform: translateY(6px) rotate(45deg); }
  .nav-inner.open .nav-burger span::after { transform: translateY(-6px) rotate(-45deg); }

  @media (max-width: 1000px) {
    .nav-burger { display: inline-flex; width: 44px; height: 44px; }
    .nav-links { display: none; position: absolute; top: 68px; left: 0; right: 0; flex-direction: column; gap: 0; background: var(--paper); border-bottom: 1px solid var(--line); padding: 6px 28px 14px; box-shadow: 0 22px 40px -28px rgba(20,22,27,.35); z-index: 60; }
    .nav-inner.open .nav-links { display: flex; }
    .nav-links a { padding: 14px 2px; font-size: 16px; border-bottom: 1px solid var(--line); }
    .nav-links a:last-child { border-bottom: 0; }

    /* Riel de 9 módulos → chips horizontales sticky */
    .rec-rail { display: block; position: sticky; top: 67px; z-index: 40; background: var(--paper); margin: 0 -28px 6px; padding: 10px 0; border-bottom: 1px solid var(--line); }
    .rec-rail-lab { display: none; }
    .rec-rail nav { flex-direction: row; gap: 8px; overflow-x: auto; padding: 0 28px; scrollbar-width: none; }
    .rec-rail nav::-webkit-scrollbar { display: none; }
    .rec-railitem { flex: 0 0 auto; width: auto; white-space: nowrap; padding: 9px 14px; min-height: 40px; border: 1px solid var(--line); }
    .rec-railitem .nm { font-size: 13px; }
    .rail-cta { display: none; }
  }

  @media (max-width: 560px) {
    .nav-cta .btn { padding: 11px 16px; min-height: 44px; }
    .nav-cta .btn-ghost { display: none; }
    .mk-tr { grid-template-columns: 0.7fr 1.1fr 0.9fr; padding: 9px 9px; font-size: 11px; }
    .mk-tr span:nth-child(3) { display: none; }
    .mk-kanban { grid-template-columns: 1fr 1fr; }
    .mk-chart { margin-bottom: 24px; }
  }

  @media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
    .reveal { opacity: 1 !important; transform: none !important; }
  }