@import url("assets/fonts/fonts.css");

:root {
    --paper:    #ffffff;
    --ink:      #1a1714;
    --paprika:  #C44827;
    --clay:     #8A3A1F;
    --ember:    #C44827;
    --butter:   #F2D89E;
    --moss:     #6B7A4F;
    --slate:    #4A4540;
    --bone:     #F5F1EA;
    --rule:     #1a171422;

    --serif: "Sorts Mill Goudy", Georgia, serif;
    --sans:  "Geist", system-ui, sans-serif;
    --mono:  "Geist Mono", ui-monospace, monospace;
  }
  * { box-sizing: border-box; }
  html, body { margin: 0; padding: 0; }
  body {
    background: var(--paper);
    color: var(--ink);
    font-family: var(--sans);
    font-size: 15px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    overflow-x: clip;
  }
  h1, h2, h3, h4 {
    overflow-wrap: break-word;
  }
  ::selection { background: var(--paprika); color: #fff; }

  /* ---------- Layout primitives ---------- */
  .wrap {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 max(40px, env(safe-area-inset-left)) 0 max(40px, env(safe-area-inset-right));
  }
  .eyebrow { font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: #1a171499; }
  .rule { height: 1px; background: var(--rule); border: 0; margin: 0; }

  /* ---------- Nav ---------- */
  .nav { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,0.85); backdrop-filter: saturate(150%) blur(8px); border-bottom: 1px solid var(--rule); }
  .nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
  .brand { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; }
  .brand-text { font-family: var(--serif); font-size: 22px; line-height: 1; letter-spacing: -0.02em; }
  .nav-links { display: flex; gap: 28px; align-items: center; }
  .nav-links a { color: var(--ink); text-decoration: none; font-size: 13.5px; font-weight: 400; }
  .nav-links a:hover { color: var(--paprika); }
  .nav-cta { display: flex; gap: 10px; align-items: center; }
  .btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 10px 18px; border-radius: 4px;
    font-family: var(--sans); font-size: 13.5px; font-weight: 500; letter-spacing: -0.005em;
    text-decoration: none; cursor: pointer; border: 1px solid transparent;
    transition: background 120ms ease, color 120ms ease, border-color 120ms ease, transform 120ms ease;
  }
  .btn-primary { background: var(--ink); color: #fff; }
  .btn-primary:hover { background: var(--paprika); }
  .btn-ghost { background: transparent; color: var(--ink); border-color: var(--rule); }
  .btn-ghost:hover { border-color: var(--ink); }
  .btn-link { background: transparent; color: var(--ink); padding: 10px 0; }
  .btn-link:hover { color: var(--paprika); }
  .btn-arrow { display: inline-block; transition: transform 160ms ease; }
  .btn:hover .btn-arrow { transform: translateX(3px); }

  /* ---------- Hero (typography-led, no human image required) ---------- */
  .hero { padding: 96px 0 72px; position: relative; }
  .hero-eyebrow-row { display: flex; align-items: center; gap: 16px; margin-bottom: 36px; }
  .hero-eyebrow-row .pip { width: 8px; height: 8px; border-radius: 50%; background: var(--paprika); }
  .hero h1 {
    font-family: var(--serif); font-weight: 400;
    font-size: clamp(2.125rem, 5.5vw + 1.1rem, 6.75rem);
    line-height: 0.94; letter-spacing: -0.028em;
    margin: 0 0 36px;
    max-width: 1100px;
    text-wrap: balance;
  }
  .hero h1 em { font-style: italic; color: var(--paprika); }
  .hero h1 .hero-strike {
    position: relative;
    display: inline-block;
    text-decoration: none;
  }
  .hero h1 .hero-strike::after {
    content: "";
    position: absolute;
    left: -0.03em;
    right: -0.03em;
    top: 50%;
    transform: translateY(-50%);
    height: 0.14em;
    background: var(--paprika);
    border-radius: 0.03em;
    pointer-events: none;
  }
  .hero h1 .hero-brand { color: var(--paprika); }
  .hero-sub-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
    align-items: end;
    padding-top: 28px;
    border-top: 1px solid var(--rule);
  }
  .hero-sub-stack { display: flex; flex-direction: column; gap: 0.85em; max-width: min(40rem, 100%); }
  .hero-sub {
    font-family: var(--sans);
    font-size: 19px; line-height: 1.5;
    color: var(--ink); margin: 0;
    max-width: none;
    text-wrap: pretty;
  }
  .hero-sub strong,
  .hero-sub b { font-weight: 700; }
  .hero-cta-block { display: flex; flex-direction: column; align-items: flex-start; gap: 14px; }
  .hero-cta { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
  .hero-cta .meta { font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; color: #1a171488; }

  /* Editing vignette — a strip showing a video-frame timeline with overlays. No human required. */
  .vignette {
    margin-top: 72px;
    border: 1px solid var(--rule);
    border-radius: 4px;
    background: #fff;
    overflow: hidden;
  }
  .vignette-top {
    display: grid; grid-template-columns: 1fr 320px;
    border-bottom: 1px solid var(--rule);
  }
  .vignette-frame {
    position: relative;
    aspect-ratio: 16/8;
    background: var(--ink);
    overflow: hidden;
  }
  .vignette-frame .horizon {
    position: absolute; left: 0; right: 0; top: 50%;
    height: 1px; background: #ffffff22;
  }
  .vignette-frame .paprika-block {
    position: absolute; top: 8%; bottom: 8%; left: 8%; width: 20%;
    background: var(--paprika);
  }
  .vignette-frame .paprika-block .h {
    position: absolute; left: 0; right: 0; top: 50%; height: 2px; background: #fff;
  }
  .vignette-frame .pull-quote {
    position: absolute; right: 6%; top: 18%; max-width: 56%;
    font-family: var(--serif); font-size: 28px; line-height: 1.15; letter-spacing: -0.012em;
    color: #fff;
  }
  .vignette-frame .pull-quote em { font-style: italic; color: var(--paprika); }
  .vignette-frame .caption-bar {
    position: absolute; left: 32%; right: 6%; bottom: 12%;
    display: flex; align-items: center; gap: 10px;
    font-family: var(--mono); font-size: 11px; letter-spacing: 0.04em; color: #ffffffaa;
  }
  .vignette-frame .caption-bar .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--paprika); }
  .vignette-frame .rec {
    position: absolute; top: 14px; left: 14px;
    display: flex; align-items: center; gap: 6px;
    font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em; color: #ffffffaa;
  }
  .vignette-frame .rec .led { width: 6px; height: 6px; border-radius: 50%; background: var(--paprika); animation: pulse 1.6s ease-in-out infinite; }
  @keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.35; } }
  .vignette-frame .tc {
    position: absolute; top: 14px; right: 14px;
    font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em; color: #ffffff66;
  }
  .vignette-side {
    padding: 20px 24px;
    display: flex; flex-direction: column; gap: 14px;
    border-left: 1px solid var(--rule);
    background: var(--bone);
  }
  .vignette-side .l { font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: #1a171488; }
  .v-row { display: flex; align-items: center; gap: 10px; padding: 10px 0; border-top: 1px solid var(--rule); }
  .v-row:first-of-type { border-top: 1px solid var(--ink); }
  .v-row .badge { width: 22px; height: 22px; border-radius: 3px; background: var(--paprika); display:flex; align-items:center; justify-content:center; color: #fff; font-family: var(--mono); font-size: 10px; }
  .v-row .name { font-family: var(--sans); font-size: 13px; }
  .v-row .t { margin-left: auto; font-family: var(--mono); font-size: 10px; color: #1a171488; letter-spacing: 0.06em; }

  .vignette-bottom { display: grid; grid-template-columns: 64px 1fr; }
  .vignette-bottom .lbl { padding: 18px 0 18px 24px; font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em; color: #1a171488; text-transform: uppercase; align-self: center; }
  .timeline { padding: 18px 24px 18px 0; display: flex; align-items: center; gap: 6px; }
  .timeline .seg { height: 18px; flex: 1; background: var(--rule); border-radius: 2px; position: relative; overflow: hidden; }
  .timeline .seg .fill { position: absolute; inset: 0; background: var(--ink); }
  .timeline .seg.active .fill { background: var(--paprika); }
  .timeline .seg.partial .fill { right: auto; width: 60%; background: var(--ink); }

  /* hero overlays preview row */
  .overlay-row {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px;
    margin-top: 56px;
  }
  .overlay-chip {
    border: 1px solid var(--rule); border-radius: 4px;
    padding: 14px 16px; background: #fff;
    display: flex; flex-direction: column; gap: 6px;
  }
  .overlay-chip .k { font-family: var(--mono); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: #1a171488; }
  .overlay-chip .v { font-family: var(--serif); font-size: 18px; line-height: 1.15; letter-spacing: -0.01em; }
  .overlay-chip .v em { font-style: italic; color: var(--paprika); }

  /* ---------- Section scaffolding ---------- */
  .section { padding: 96px 0; border-top: 1px solid var(--rule); }
  .section-eyebrow { display: flex; align-items: baseline; gap: 16px; margin-bottom: 28px; }
  .section-num { font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; color: var(--paprika); }
  .section-name { font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: #1a171499; }
  .section h2 {
    font-family: var(--serif); font-weight: 400;
    font-size: clamp(1.75rem, 3.8vw + 1rem, 3.75rem);
    line-height: 1.0; letter-spacing: -0.022em;
    margin: 0 0 24px; max-width: 920px;
    text-wrap: balance;
  }
  .section h2 em { font-style: italic; color: var(--paprika); }
  .section-blurb {
    font-family: var(--sans); font-size: 17px; line-height: 1.55;
    color: var(--slate); max-width: 640px; margin: 0;
    text-wrap: pretty;
  }

  /* ---------- Demo video (in How it works) ---------- */
  .how-lede {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
  }
  .how-lede-copy { display: flex; flex-direction: column; gap: 16px; }
  .how-lede-copy h2 { margin-bottom: 8px; }
  .how-lede .demo-video { margin-top: 0; }

  /* Stacked variant: copy on top, large feature video below */
  .how-lede-stacked {
    display: block;
  }
  .how-lede-stacked .how-lede-copy {
    max-width: 760px;
    margin: 0 0 40px;
  }
  .how-lede-stacked .how-lede-copy .section-blurb { max-width: 640px; }
  .demo-video-feature {
    margin-top: 0;
    margin-bottom: 56px;
    box-shadow: 0 24px 60px -28px rgba(26, 23, 20, 0.35);
  }
  #how { padding-top: 40px; }
  .demo-video-feature .demo-video-frame {
    aspect-ratio: 16 / 9;
  }
  .demo-video {
    margin-top: 40px;
    border: 1px solid var(--rule);
    border-radius: 4px;
    background: #fff;
    overflow: hidden;
  }
  .demo-video-meta {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 16px;
    padding: 14px 18px;
    border-bottom: 1px solid var(--rule);
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: #1a171488;
  }
  .demo-video-meta .k { color: var(--paprika); }
  .demo-video-frame {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    background: var(--ink);
  }
  .demo-video-frame iframe.video-youtube,
  .demo-video-frame iframe.video-gdrive,
  .demo-video-frame video.video-local {
    display: block;
    width: 100%;
    height: 100%;
    border: 0;
    vertical-align: top;
    object-fit: contain;
  }
  .demo-video-frame .video-embed-placeholder {
    margin: 0;
    box-sizing: border-box;
    min-height: 100%;
    padding: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--mono);
    font-size: 12px;
    line-height: 1.5;
    color: rgba(255, 255, 255, 0.55);
    text-align: center;
  }
  .demo-video-frame .video-embed-placeholder code {
    font-size: 11px;
    color: var(--paprika);
  }

  /* ---------- How it works ---------- */
  .steps {
    display: grid; grid-template-columns: repeat(3, 1fr);
    gap: 0; margin-top: 56px;
    border-top: 1px solid var(--ink);
  }
  .step {
    border-right: 1px solid var(--rule);
    padding: 28px 28px 32px;
    display: flex; flex-direction: column; gap: 12px;
    min-height: 320px;
  }
  .step:last-child { border-right: none; }
  .step .num { font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; color: var(--paprika); }
  .step h3 { font-family: var(--serif); font-weight: 400; font-size: 28px; line-height: 1.05; letter-spacing: -0.015em; margin: 4px 0 4px; }
  .step h3 em { font-style: italic; color: var(--paprika); }
  .step p { font-family: var(--sans); font-size: 14.5px; line-height: 1.55; color: var(--slate); margin: 0; }
  .step-art {
    margin-top: auto;
    border: 1px solid var(--rule); border-radius: 3px;
    aspect-ratio: 16/9;
    background: rgba(196, 72, 39, 0.07);
    display: flex; align-items: center; justify-content: center;
    position: relative; overflow: hidden;
  }
  .step-art .label {
    font-family: var(--mono); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase;
    color: #1a171488;
    position: absolute; top: 10px; left: 12px;
  }

  /* ---------- Pedagogy / why it works ---------- */
  .pedagogy { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; margin-top: 48px; }
  .ped-list { display: flex; flex-direction: column; }
  .ped-item {
    display: grid; grid-template-columns: 56px 1fr; gap: 20px;
    padding: 24px 0; border-top: 1px solid var(--rule);
    align-items: baseline;
  }
  .ped-item:first-child { border-top: 1px solid var(--ink); }
  .ped-item .k { font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; color: var(--paprika); }
  .ped-item h4 { font-family: var(--serif); font-weight: 400; font-size: 22px; letter-spacing: -0.01em; margin: 0 0 6px; line-height: 1.15; }
  .ped-item h4 em { font-style: italic; color: var(--paprika); }
  .ped-item p { font-family: var(--sans); font-size: 14.5px; line-height: 1.55; color: var(--slate); margin: 0; }

  .ped-quote {
    border: 1px solid var(--rule); border-radius: 4px;
    padding: 36px;
    display: flex; flex-direction: column; gap: 20px;
    background: #fff;
  }
  .ped-quote .qmark {
    font-family: var(--serif); font-style: italic; color: var(--paprika);
    font-size: 64px; line-height: 0.6; height: 28px;
  }
  .ped-quote blockquote {
    font-family: var(--serif); font-size: 26px; line-height: 1.25; letter-spacing: -0.005em;
    margin: 0; color: var(--ink);
  }
  .ped-quote blockquote em { font-style: italic; color: var(--paprika); }
  .ped-quote .src { font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em; color: #1a171488; text-transform: uppercase; }

  /* ---------- Manifesto / dark band ---------- */
  .manifesto { background: var(--ink); color: #fff; }
  .manifesto h2 { color: #fff; }
  .manifesto h2 em { color: var(--paprika); }
  .manifesto .section-num { color: var(--paprika); }
  .manifesto .section-name { color: #ffffff99; }
  .manifesto .section-blurb { color: #ffffffaa; }
  .manifesto .compare {
    display: grid; grid-template-columns: 1fr 1fr; gap: 0; margin-top: 56px;
    border-top: 1px solid #ffffff22;
  }
  .compare-col { padding: 36px 32px; border-right: 1px solid #ffffff22; }
  .compare-col:last-child { border-right: none; }
  .compare-col .label { font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: 18px; }
  .compare-col.them .label { color: #ffffff66; }
  .compare-col.us .label { color: var(--paprika); }
  .compare-col h3 { font-family: var(--serif); font-weight: 400; font-size: 30px; line-height: 1.1; letter-spacing: -0.015em; margin: 0 0 24px; }
  .compare-col.them h3 { color: #ffffffcc; }
  .compare-col.us h3 em { font-style: italic; color: var(--paprika); }
  .compare-col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 14px; }
  .compare-col li {
    font-family: var(--sans); font-size: 14.5px; line-height: 1.5;
    padding-left: 22px; position: relative;
  }
  .compare-col.them li { color: #ffffff99; }
  .compare-col.us li { color: #ffffffe6; }
  .compare-col li::before {
    content: ""; position: absolute; left: 0; top: 9px;
    width: 12px; height: 1px; background: currentColor; opacity: 0.5;
  }
  .compare-col.us li::before { background: var(--paprika); opacity: 1; }

  /* ---------- Science principles ---------- */
  .principles {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    margin-top: 56px;
    border-top: 1px solid #ffffff22;
    border-bottom: 1px solid #ffffff22;
  }
  .principle {
    padding: 32px 32px 28px;
    border-right: 1px solid #ffffff22;
    display: flex; flex-direction: column; gap: 14px;
  }
  .principle:last-child { border-right: none; }
  .principle-head { display: flex; align-items: baseline; gap: 14px; }
  .principle-num {
    font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em;
    color: var(--paprika);
  }
  .principle-key {
    font-family: var(--mono); font-size: 11px; letter-spacing: 0.18em;
    text-transform: uppercase; color: #ffffff99;
  }
  .principle h3 {
    font-family: var(--serif); font-weight: 400;
    font-size: 28px; line-height: 1.1; letter-spacing: -0.015em;
    margin: 0; color: #fff;
  }
  .principle h3 em { font-style: italic; color: var(--paprika); }
  .principle p {
    font-family: var(--sans); font-size: 14.5px; line-height: 1.55;
    color: #ffffffcc; margin: 0;
  }
  .principle-art {
    margin: 6px 0 4px;
    border: 1px solid #ffffff14;
    border-radius: 3px;
    background: #ffffff04;
    aspect-ratio: 240/140;
    display: flex; align-items: stretch; justify-content: stretch;
    overflow: hidden;
  }
  .principle-art svg { display: block; width: 100%; height: 100%; }
  .principle-cite {
    font-family: var(--mono);
    font-size: 11px !important;
    line-height: 1.5 !important;
    letter-spacing: 0.04em;
    color: #ffffff77 !important;
    margin-top: auto !important;
    padding-top: 14px;
    border-top: 1px dashed #ffffff1f;
  }
  .principle-cite em { font-style: normal; color: var(--paprika); }
  .principle-cite .cite-src { color: #ffffff55; }

  .pull {
    margin: 56px 0 0;
    padding: 40px 48px;
    border: 1px solid #ffffff22; border-radius: 4px;
    background: #ffffff06;
  }
  .pull p {
    font-family: var(--serif); font-style: italic;
    font-size: clamp(28px, 3vw, 38px); line-height: 1.18; letter-spacing: -0.01em;
    margin: 0; color: #fff;
    text-wrap: balance;
  }
  .pull p em { color: var(--paprika); }
  .pull .attr { font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em; color: #ffffff66; margin-top: 18px; }

  /* ---------- Two-paths section ---------- */
  .paths { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 48px; }
  .path-card {
    border: 1px solid var(--rule); border-radius: 4px;
    padding: 32px;
    display: flex; flex-direction: column; gap: 16px;
    background: #fff;
    transition: border-color 160ms ease, transform 160ms ease;
  }
  .path-card:hover { border-color: var(--ink); }
  .path-card .opt { font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--paprika); }
  .path-card h3 { font-family: var(--serif); font-weight: 400; font-size: 30px; line-height: 1.1; letter-spacing: -0.015em; margin: 4px 0 4px; }
  .path-card h3 em { font-style: italic; color: var(--paprika); }
  .path-card p { font-family: var(--sans); font-size: 15px; line-height: 1.55; color: var(--slate); margin: 0; }
  .path-art {
    margin-top: 8px;
    border: 1px solid var(--rule);
    border-radius: 3px;
    aspect-ratio: 16/9;
    overflow: hidden; position: relative;
    background: rgba(196, 72, 39, 0.07);
  }
  .path-art .l { font-family: var(--mono); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: #1a171488; position: absolute; top: 10px; left: 12px; }

  /* teleprompter mock */
  .teleprompter {
    position: absolute; inset: 28px 14px 14px;
    background: #1a1714; border-radius: 3px;
    padding: 14px 16px;
    color: #fff; font-family: var(--serif); font-size: 13px; line-height: 1.45;
    overflow: hidden;
  }
  .teleprompter .read { color: #ffffff66; }
  .teleprompter .now { color: #fff; }
  .teleprompter .next { color: #ffffff44; }

  /* upload mock */
  .upload-mock {
    position: absolute; inset: 28px 14px 14px;
    border: 1.5px dashed #1a171444; border-radius: 3px;
    background: #fff;
    display: flex; align-items: center; justify-content: center;
    flex-direction: column; gap: 8px;
    font-family: var(--mono); font-size: 11px; color: var(--slate);
  }
  .upload-mock .file {
    display: flex; align-items: center; gap: 8px;
    padding: 8px 12px; background: rgba(196, 72, 39, 0.1); border-radius: 3px;
    font-family: var(--mono); font-size: 11px; color: var(--ink);
  }
  .upload-mock .file .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--moss); }
  .upload-drop-title {
    font-family: var(--serif);
    font-size: clamp(1rem, 3.5vw, 1.25rem);
    color: var(--ink);
    letter-spacing: -0.01em;
    text-align: center;
    padding: 0 8px;
  }
  .upload-drop-title em { font-style: italic; color: var(--paprika); }

  /* ---------- Use cases / who it's for ---------- */
  .uses { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; margin-top: 48px; }
  .use {
    border: 1px solid var(--rule); border-radius: 4px;
    padding: 24px;
    display: flex; flex-direction: column; gap: 10px;
    min-height: 180px;
  }
  .use .k { font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--paprika); }
  .use h4 { font-family: var(--serif); font-weight: 400; font-size: 22px; line-height: 1.1; letter-spacing: -0.01em; margin: 0; }
  .use h4 em { font-style: italic; }
  .use p { font-family: var(--sans); font-size: 13.5px; line-height: 1.5; color: var(--slate); margin: 0; }

  /* ---------- Stats strip ---------- */
  .stats {
    display: grid; grid-template-columns: repeat(3, 1fr);
    gap: 0; margin-top: 24px;
    border-top: 1px solid var(--ink);
    border-bottom: 1px solid var(--rule);
  }
  .stat {
    padding: 32px 28px;
    border-right: 1px solid var(--rule);
    display: flex; flex-direction: column; gap: 10px;
  }
  .stat:last-child { border-right: none; }
  .stat .big { font-family: var(--serif); font-size: 56px; line-height: 0.95; letter-spacing: -0.025em; }
  .stat .big em { font-style: italic; color: var(--paprika); }
  .stat .lbl { font-family: var(--sans); font-size: 14px; line-height: 1.45; color: var(--slate); max-width: 280px; }
  .stat .src { font-family: var(--mono); font-size: 10px; letter-spacing: 0.12em; color: #1a171466; }

  /* ---------- Final CTA ---------- */
  .cta { padding: 120px 0; text-align: center; }
  .cta h2 {
    margin-left: auto; margin-right: auto;
    text-align: center;
    text-wrap: balance;
  }
  .cta .blurb {
    font-family: var(--sans); font-size: 18px; color: var(--slate);
    max-width: 560px; margin: 0 auto 36px;
    text-wrap: pretty;
  }
  .cta-actions { display: inline-flex; gap: 12px; align-items: center; }

  /* ---------- See the difference ---------- */
  .difference-hero.difference-lede { padding-bottom: 64px; }
  .difference-lede-inner {
    display: grid;
    grid-template-columns: minmax(0, 1.08fr) minmax(280px, 440px);
    gap: 48px 56px;
    align-items: start;
  }
  .difference-lede-copy .hero-sub-row { max-width: 560px; }
  .difference-lede-aside .demo-video { margin-top: 0; }
  .difference-lede-aside .demo-video-compact,
  .demo-video-lede {
    max-width: none;
    width: 100%;
    margin-left: 0;
    margin-right: 0;
  }
  .difference-lede-aside .demo-video-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    padding: 16px 18px;
  }
  .demo-video-meta-note {
    font-family: var(--sans);
    font-size: 14px;
    line-height: 1.45;
    letter-spacing: 0;
    text-transform: none;
    font-weight: 400;
    color: var(--slate);
  }
  .demo-video-compact {
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
  }
  .difference-section { padding-top: 40px; }
  .difference-tabs {
    display: inline-flex;
    gap: 0;
    border: 1px solid var(--ink);
    border-radius: 4px;
    overflow: hidden;
    background: #fff;
    margin-bottom: 48px;
  }
  .difference-tab {
    appearance: none;
    border: 0;
    border-right: 1px solid var(--rule);
    background: #fff;
    color: var(--ink);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 180px;
    padding: 14px 18px;
    text-align: left;
    font-family: var(--serif);
    font-size: 24px;
    line-height: 1.05;
    letter-spacing: -0.012em;
    transition: background 140ms ease, color 140ms ease;
  }
  .difference-tab:last-child { border-right: 0; }
  .difference-tab:hover,
  .difference-tab.is-active {
    background: var(--ink);
    color: #fff;
  }
  .difference-tab .tab-k {
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--paprika);
  }
  .difference-tab.is-active .tab-k { color: #ffffff99; }
  .difference-panel { display: none; }
  .difference-panel.is-active { display: block; }
  .difference-copy {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 56px;
    align-items: end;
    margin-bottom: 40px;
  }
  .difference-copy .section-eyebrow { margin-bottom: 20px; }
  .difference-copy h2 { margin-bottom: 0; }
  .video-compare {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    border-top: 1px solid var(--ink);
    padding-top: 16px;
  }
  .video-card {
    border: 1px solid var(--rule);
    border-radius: 4px;
    background: #fff;
    overflow: hidden;
  }
  .video-card-edited { border-color: #c4482766; }
  .video-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    min-height: 56px;
    padding: 14px 16px;
    border-bottom: 1px solid var(--rule);
  }
  .video-meta span {
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--paprika);
  }
  .video-meta strong {
    font-family: var(--serif);
    font-size: 22px;
    font-weight: 400;
    line-height: 1.05;
    letter-spacing: -0.01em;
  }
  .video-meta strong .mirror-label { color: var(--paprika); }
  .video-card .video-embed {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    background: var(--ink);
  }
  .video-card .video-embed iframe.video-youtube,
  .video-card .video-embed iframe.video-gdrive,
  .video-card .video-embed video.video-local {
    display: block;
    width: 100%;
    height: 100%;
    border: 0;
    vertical-align: top;
    object-fit: contain;
  }
  .video-card .video-embed .video-embed-placeholder {
    margin: 0;
    box-sizing: border-box;
    min-height: 100%;
    padding: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--mono);
    font-size: 12px;
    line-height: 1.5;
    color: rgba(255, 255, 255, 0.55);
    text-align: center;
  }
  .video-card .video-embed .video-embed-placeholder code {
    font-size: 11px;
    color: var(--paprika);
  }
  .difference-cta { background: rgba(196, 72, 39, 0.07); }

  /* ---------- Footer ---------- */
  .footer {
    border-top: 1px solid var(--rule);
    padding: 36px 0;
    background: rgba(196, 72, 39, 0.07);
  }
  .simple-footer { display: flex; align-items: flex-end; justify-content: space-between; gap: 32px; }
  .footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 32px; }
  .footer h5 { font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: #1a171488; margin: 0 0 16px; font-weight: 400; }
  .footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
  .footer li a { color: var(--ink); text-decoration: none; font-size: 14px; }
  .footer li a:hover { color: var(--paprika); }
  .footer .tagline { font-family: var(--serif); font-size: 22px; line-height: 1.2; letter-spacing: -0.01em; max-width: 320px; margin: 16px 0 0; }
  .footer .tagline em { font-style: italic; color: var(--paprika); }
  .footer-bottom {
    margin-top: 48px; padding-top: 20px; border-top: 1px solid var(--rule);
    display: flex; justify-content: space-between;
    font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; color: #1a171488;
  }
  .simple-footer .footer-bottom { margin-top: 0; padding-top: 0; border-top: 0; }

  .hero-tagline {
    font-family: var(--serif); font-size: 28px; line-height: 1.2;
    letter-spacing: -0.01em; color: var(--ink);
    margin: 18px 0 28px;
  }
  .hero-tagline em { font-style: italic; color: var(--paprika); }

  .social-proof {
    border-left: 3px solid var(--paprika);
    padding: 6px 0 6px 20px; margin: 0 auto 28px;
    max-width: 620px; text-align: left;
  }
  .social-proof p {
    font-family: var(--serif); font-size: 22px; line-height: 1.35;
    letter-spacing: -0.01em; color: var(--ink); margin: 0;
    text-wrap: pretty;
  }

  .lang-note {
    font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em;
    color: #1a171488; margin: 22px auto 0; max-width: 520px;
  }

  /* ---------- Responsive ---------- */
  @media (max-width: 960px) {
    .hero { padding: 72px 0 56px; }
    .section { padding: 72px 0; }
    .cta { padding: 80px 0; }
    .hero-sub-row { grid-template-columns: 1fr; gap: 0; }
    .hero-grid { grid-template-columns: 1fr; gap: 48px; }
    .how-lede { grid-template-columns: 1fr; gap: 32px; }
    .steps { grid-template-columns: 1fr; }
    .step { border-right: none; border-bottom: 1px solid var(--rule); min-height: 0; }
    .pedagogy { grid-template-columns: 1fr; gap: 32px; }
    .compare { grid-template-columns: 1fr !important; }
    .compare-col { border-right: none !important; border-bottom: 1px solid #ffffff22; }
    .principles { grid-template-columns: 1fr; }
    .principle { border-right: none; border-bottom: 1px solid #ffffff22; }
    .principle:last-child { border-bottom: none; }
    .paths { grid-template-columns: 1fr; }
    .uses { grid-template-columns: 1fr 1fr; }
    .hero-tagline { font-size: 24px; }
    .stats { grid-template-columns: 1fr; }
    .stat { border-right: none; border-bottom: 1px solid var(--rule); }
    .difference-copy { grid-template-columns: 1fr; gap: 24px; }
    .video-compare { grid-template-columns: 1fr; }
    .difference-lede-inner {
      grid-template-columns: 1fr;
      gap: 40px;
    }
    .difference-lede-aside {
      width: 100%;
      max-width: 640px;
      margin-left: auto;
      margin-right: auto;
    }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .simple-footer { align-items: flex-start; flex-direction: column; }
    .overlay-row { grid-template-columns: 1fr 1fr; }
    .nav-links { display: none; }
    .pull { padding: 32px 28px; }
    .path-card { padding: 28px 24px; }
  }

  @media (max-width: 640px) {
    .wrap {
      padding-left: max(16px, env(safe-area-inset-left));
      padding-right: max(16px, env(safe-area-inset-right));
    }
    .nav {
      position: static;
    }
    .nav-inner {
      flex-direction: column;
      align-items: stretch;
      gap: 14px;
      height: auto;
      min-height: 0;
      padding-top: 14px;
      padding-bottom: 14px;
    }
    .nav-cta {
      flex-direction: column;
      flex-wrap: nowrap;
      width: 100%;
      gap: 10px;
    }
    .nav-cta .btn {
      width: 100%;
      justify-content: center;
      min-height: 44px;
    }
    .hero { padding: 48px 0 40px; }
    .section { padding: 48px 0; }
    .cta { padding: 64px 0; }
    .hero-eyebrow-row {
      flex-wrap: wrap;
      align-items: flex-start;
      gap: 10px;
      margin-bottom: 24px;
    }
    .hero-eyebrow-row .eyebrow {
      flex: 1 1 100%;
      min-width: 0;
      font-size: 10px;
      letter-spacing: 0.1em;
    }
    .hero h1 { margin-bottom: 24px; }
    .hero-sub { font-size: 16px; line-height: 1.55; }
    .hero-tagline { font-size: clamp(1.125rem, 4.5vw, 1.5rem); margin: 12px 0 20px; }
    .section-blurb { font-size: 16px; }
    .step { padding: 22px 18px 26px; }
    .step h3 { font-size: clamp(1.25rem, 5vw, 1.75rem); }
    .path-card h3 { font-size: clamp(1.35rem, 5vw, 1.875rem); }
    .compare-col { padding: 28px 20px; }
    .compare-col h3 { font-size: clamp(1.25rem, 5vw, 1.75rem); }
    .principle { padding: 24px 20px 22px; }
    .principle h3 { font-size: clamp(1.25rem, 5vw, 1.75rem); }
    .pull { padding: 28px 20px; }
    .pull p { font-size: clamp(1.25rem, 5vw, 1.75rem); }
    .cta .blurb { font-size: 16px; }
    .social-proof p { font-size: clamp(1rem, 4vw, 1.375rem); }
    .teleprompter { font-size: 12px; padding: 12px 12px; inset: 26px 12px 12px; }
    .upload-mock { font-size: 10px; inset: 26px 12px 12px; }
    .demo-video-meta {
      font-size: 13px;
      letter-spacing: 0.16em;
      padding: 14px 18px;
    }
    .upload-mock .file { font-size: 10px; flex-wrap: wrap; justify-content: center; text-align: center; }
    .uses { grid-template-columns: 1fr; }
    .overlay-row { grid-template-columns: 1fr; }
    .difference-tabs { display: grid; width: 100%; }
    .difference-tab {
      min-width: 0;
      width: 100%;
      border-right: 0;
      border-bottom: 1px solid var(--rule);
    }
    .difference-tab:last-child { border-bottom: 0; }
    .video-meta { align-items: flex-start; flex-direction: column; gap: 6px; }
  }