:root{
    --ink: #0A0D12;
    --ink-soft: #0F131A;
    --surface: #151A22;
    --surface-2: #1B2129;
    --edge: #2C333F;
    --edge-soft: #222834;
    --paper: #F6F3EC;
    --muted: #ACB3C0;
    --muted-2: #757D8B;
    --signal: #E3B54A;
    --signal-ink: #1C1508;
    --signal-soft: rgba(227, 181, 74, 0.14);
    --signal-dim: rgba(227, 181, 74, 0.45);
    --scope: #33BFAE;
    --scope-soft: rgba(51, 191, 174, 0.14);
    --radius-lg: 20px;
    --radius-md: 12px;
    --radius-sm: 8px;
    --display: 'Bricolage Grotesque', sans-serif;
    --body: 'Manrope', sans-serif;
    --mono: 'JetBrains Mono', monospace;
  }

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

  html{ scroll-behavior: smooth; }

  @media (prefers-reduced-motion: reduce){
    html{ scroll-behavior: auto; }
    *{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  }

  body{
    background: var(--ink);
    color: var(--paper);
    font-family: var(--body);
    font-size: 16.5px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    position: relative;
  }

  body::before{
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    opacity: 0.035;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%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)'/%3E%3C/svg%3E");
    mix-blend-mode: overlay;
  }

  header, main, footer{ position: relative; z-index: 1; }

  img, svg{ display: block; max-width: 100%; }

  a{ color: inherit; text-decoration: none; }

  .wrap{
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 32px;
  }

  h1, h2, h3, h4{
    font-family: var(--display);
    color: var(--paper);
    font-weight: 700;
    letter-spacing: -0.01em;
    line-height: 1.08;
  }

  p{ color: var(--muted); }

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

  /* Focus visibility */
  a:focus-visible, button:focus-visible{
    outline: 2px solid var(--scope);
    outline-offset: 3px;
    border-radius: 4px;
  }

  /* ---------- Timeline divider motif ---------- */
  .timeline-rule{
    position: relative;
    height: 34px;
    width: 100%;
    display: flex;
    align-items: center;
  }
  .timeline-rule::before{
    content: "";
    position: absolute;
    left: 0; right: 0; top: 50%;
    height: 1px;
    background: var(--edge);
    transform: translateY(-50%);
  }
  .timeline-rule .ticks{
    position: absolute;
    inset: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  .timeline-rule .ticks span{
    width: 1px;
    height: 8px;
    background: var(--edge);
  }
  .timeline-rule .ticks span:nth-child(4n){ height: 14px; background: var(--muted-2); }
  .timeline-rule .code{
    position: relative;
    font-family: var(--mono);
    font-size: 11px;
    color: var(--muted-2);
    background: var(--ink);
    padding: 0 10px;
    margin-left: 24px;
    letter-spacing: 0.02em;
  }

  /* ---------- Nav ---------- */
  header{
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(10, 13, 18, 0.88);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--edge-soft);
  }
  header::after{
    content: "";
    display: block;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(227,181,74,0.35), transparent);
  }
  nav.wrap{
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
  }
  .logo{
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--display);
    font-weight: 700;
    font-size: 18px;
    color: var(--paper);
  }
  .logo .dot{
    width: 9px; height: 9px;
    border-radius: 50%;
    background: var(--signal);
    box-shadow: 0 0 0 4px var(--signal-soft);
    flex: none;
  }
  .nav-links{
    display: flex;
    align-items: center;
    gap: 30px;
    font-size: 15.5px;
    color: var(--muted);
  }
  .nav-links a{ transition: color 0.15s ease; }
  .nav-links a:hover{ color: var(--paper); }
  .nav-cta{ display: flex; align-items: center; gap: 18px; }
  .menu-btn{
    display: none;
    background: none; border: 1px solid var(--edge); border-radius: 8px;
    width: 40px; height: 40px; color: var(--paper); cursor: pointer;
  }

  /* ---------- Buttons ---------- */
  .btn{
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--body);
    font-weight: 700;
    font-size: 15.5px;
    padding: 13px 24px;
    border-radius: 999px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, border-color 0.15s ease;
    white-space: nowrap;
  }
  .btn-primary{
    background: linear-gradient(180deg, #ECC369 0%, var(--signal) 100%);
    color: var(--signal-ink);
    box-shadow: 0 1px 0 rgba(255,255,255,0.35) inset, 0 12px 24px -12px rgba(227,181,74,0.55);
  }
  .btn-primary:hover{
    box-shadow: 0 1px 0 rgba(255,255,255,0.35) inset, 0 0 0 5px var(--signal-soft), 0 16px 30px -12px rgba(227,181,74,0.65);
    transform: translateY(-1px);
  }
  .btn-ghost{
    background: transparent;
    border-color: var(--edge);
    color: var(--paper);
  }
  .btn-ghost:hover{ border-color: var(--muted); }
  .btn-block{ width: 100%; justify-content: center; }

  .section-cta{
    margin-top: 44px;
    display: flex;
    align-items: center;
    gap: 18px;
    flex-wrap: wrap;
  }
  .section-cta .cta-note{
    font-size: 14.5px;
    color: var(--muted-2);
  }

  section{ padding: 100px 0; position: relative; }
  .section-head{ max-width: 640px; margin-bottom: 56px; }
  .eyebrow-mark{
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--mono);
    font-size: 12.5px;
    letter-spacing: 0.03em;
    color: var(--scope);
    margin-bottom: 20px;
  }
  .eyebrow-mark::before{
    content: "";
    width: 14px; height: 1px;
    background: var(--scope);
  }
  .section-head h2{
    font-size: clamp(30px, 4vw, 42px);
    margin-bottom: 16px;
  }
  .section-head p{ font-size: 18px; max-width: 560px; }

  /* ---------- Hero ---------- */
  .hero{
    padding: 96px 0 100px;
    position: relative;
  }
  .hero::before{
    content: "";
    position: absolute;
    top: -180px;
    left: 50%;
    width: 900px;
    height: 560px;
    transform: translateX(-50%);
    background: radial-gradient(ellipse at center, rgba(227,181,74,0.10) 0%, rgba(51,191,174,0.05) 45%, transparent 72%);
    pointer-events: none;
    z-index: 0;
  }
  .hero .wrap{ position: relative; z-index: 1; }
  .hero .wrap{
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 56px;
    align-items: center;
  }
  .hero-copy{ animation: rise 0.8s ease both; }
  .hero-copy .eyebrow-mark{ margin-bottom: 22px; }
  .hero h1{
    font-size: clamp(38px, 5vw, 60px);
    margin-bottom: 22px;
  }
  .hero-sub{
    font-size: 19px;
    max-width: 500px;
    margin-bottom: 34px;
    color: var(--muted);
  }
  .hero-actions{ display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 26px; }
  .hero-microtrust{
    display: flex; gap: 22px; flex-wrap: wrap;
    font-size: 14.5px; color: var(--muted-2);
  }
  .hero-microtrust span{ display: flex; align-items: center; gap: 7px; }
  .hero-microtrust svg{ width: 14px; height: 14px; color: var(--scope); flex: none; }

  @keyframes rise{
    from{ opacity: 0; transform: translateY(14px); }
    to{ opacity: 1; transform: translateY(0); }
  }

  /* Hero viewport mock */
  .hero-visual{
    animation: rise 0.9s ease 0.1s both;
  }
  .viewport{
    background: linear-gradient(180deg, var(--surface) 0%, var(--surface-2) 100%);
    border: 1px solid var(--edge);
    border-radius: var(--radius-lg);
    padding: 20px;
    box-shadow: 0 40px 90px -30px rgba(0,0,0,0.75), 0 0 0 1px rgba(227,181,74,0.06), 0 0 60px -20px rgba(227,181,74,0.12);
  }
  .viewport-top{
    display: flex; justify-content: space-between; align-items: center;
    font-family: var(--mono); font-size: 11px; color: var(--muted-2);
    margin-bottom: 14px;
  }
  .viewport-top .rec{ display: flex; align-items: center; gap: 6px; color: var(--signal); }
  .viewport-top .rec::before{
    content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--signal);
    animation: pulse 1.8s ease-in-out infinite;
  }
  @keyframes pulse{ 0%,100%{ opacity: 1; } 50%{ opacity: 0.35; } }

  .gate-stack{ display: flex; flex-direction: column; gap: 10px; }
  .gate{
    background: var(--ink-soft);
    border: 1px solid var(--edge-soft);
    border-radius: var(--radius-md);
    padding: 14px 16px;
    display: flex;
    align-items: center;
    gap: 14px;
  }
  .gate .gate-icon{
    width: 34px; height: 34px; border-radius: 50%;
    background: var(--scope-soft);
    display: flex; align-items: center; justify-content: center;
    color: var(--scope); flex: none;
  }
  .gate.done .gate-icon{ background: var(--signal-soft); color: var(--signal); }
  .gate-label{ font-size: 15px; font-weight: 600; color: var(--paper); }
  .gate-sub{ font-size: 13px; color: var(--muted-2); }

  .viewport-bottom{
    margin-top: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
  }
  .scrub{
    flex: 1;
    height: 30px;
    border-radius: 6px;
    background: var(--ink-soft);
    border: 1px solid var(--edge-soft);
    position: relative;
    overflow: hidden;
  }
  .scrub .fill{
    position: absolute; left: 0; top: 0; bottom: 0;
    width: 62%;
    background: linear-gradient(90deg, var(--signal-soft), transparent);
    border-right: 1px solid var(--signal-dim);
  }
  .scrub .wave{
    position: absolute; inset: 0;
    display: flex; align-items: center; gap: 2px; padding: 0 8px;
  }
  .scrub .wave i{
    display: block; width: 2px; background: var(--muted-2); border-radius: 2px; flex: none;
  }
  .tc{ font-family: var(--mono); font-size: 11px; color: var(--muted-2); }

  /* ---------- Trust strip ---------- */
  .trust-strip{
    padding: 46px 0;
    border-top: 1px solid var(--edge-soft);
    border-bottom: 1px solid var(--edge-soft);
  }
  .trust-strip .wrap{
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
  }
  .trust-item{ text-align: left; }
  .trust-item .num{
    font-family: var(--display);
    font-size: 30px;
    color: var(--paper);
    font-weight: 700;
  }
  .trust-item .lbl{ font-size: 14.5px; color: var(--muted-2); margin-top: 4px; }

  /* ---------- Steps ---------- */
  .steps{
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-top: 8px;
  }
  .step-card{
    background: var(--surface);
    border: 1px solid var(--edge-soft);
    border-radius: var(--radius-lg);
    padding: 30px 26px 32px;
    position: relative;
  }
  .step-num{
    font-family: var(--mono);
    font-size: 13px;
    color: var(--scope);
    margin-bottom: 20px;
    display: block;
  }
  .step-card h3{ font-size: 20px; margin-bottom: 10px; }
  .step-card p{ font-size: 16px; }
  .step-connector{
    position: absolute;
    top: 34px; right: -28px;
    color: var(--edge);
    width: 20px;
  }
  @media (max-width: 880px){ .step-connector{ display: none; } }

  /* ---------- "does everything" band ---------- */
  .everything{
    background: var(--surface);
    border-top: 1px solid var(--edge-soft);
    border-bottom: 1px solid var(--edge-soft);
  }
  .everything .wrap{ display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 60px; align-items: center; }
  .everything h2{ font-size: clamp(28px, 3.6vw, 38px); margin-bottom: 18px; }
  .everything p.lead{ font-size: 18px; color: var(--muted); margin-bottom: 0; }
  .stage-chain{ display: flex; flex-direction: column; gap: 2px; }
  .stage-row{
    display: flex; align-items: center; gap: 16px;
    padding: 14px 0;
    border-bottom: 1px solid var(--edge-soft);
  }
  .stage-row:last-child{ border-bottom: none; }
  .stage-row .stage-tc{ font-family: var(--mono); font-size: 12px; color: var(--muted-2); width: 64px; flex: none; }
  .stage-row .stage-name{ font-size: 15px; color: var(--paper); font-weight: 600; }

  /* ---------- Feature grid ---------- */
  .feature-grid{
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--edge-soft);
    border: 1px solid var(--edge-soft);
    border-radius: var(--radius-lg);
    overflow: hidden;
  }
  .feature-card{
    background: var(--surface);
    padding: 30px 26px;
    transition: background 0.2s ease;
  }
  .feature-card:hover{ background: var(--surface-2); }
  .feature-icon{
    width: 40px; height: 40px;
    border-radius: 10px;
    background: var(--scope-soft);
    color: var(--scope);
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 18px;
  }
  .feature-card h3{ font-size: 16.5px; margin-bottom: 8px; }
  .feature-card p{ font-size: 15.5px; }

  @media (max-width: 980px){ .feature-grid{ grid-template-columns: repeat(2, 1fr); } }
  @media (max-width: 560px){ .feature-grid{ grid-template-columns: 1fr; } }

  /* ---------- ChatGPT native section ---------- */
  .native{
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
  }
  .chat-mock{
    background: var(--surface);
    border: 1px solid var(--edge-soft);
    border-radius: var(--radius-lg);
    padding: 22px;
  }
  .chat-mock .msg{
    border-radius: var(--radius-md);
    padding: 14px 16px;
    font-size: 14px;
    margin-bottom: 12px;
    max-width: 88%;
  }
  .chat-mock .msg.user{
    background: var(--ink-soft);
    border: 1px solid var(--edge-soft);
    color: var(--paper);
    margin-left: auto;
  }
  .chat-mock .msg.ai{
    background: var(--scope-soft);
    color: var(--paper);
    border: 1px solid rgba(79,217,255,0.25);
  }
  .chat-mock .msg.ai .prompt-label{
    font-family: var(--mono); font-size: 10.5px; color: var(--scope); display: block; margin-bottom: 6px;
  }
  .native-copy h2{ font-size: clamp(28px, 3.6vw, 38px); margin-bottom: 18px; }
  .native-copy p{ font-size: 17px; margin-bottom: 14px; }
  .native-list{ list-style: none; margin-top: 22px; display: flex; flex-direction: column; gap: 12px; }
  .native-list li{ display: flex; gap: 10px; font-size: 16px; color: var(--muted); align-items: flex-start; }
  .native-list svg{ width: 16px; height: 16px; color: var(--signal); margin-top: 3px; flex: none; }

  /* ---------- Video categories ---------- */
  .category-grid{
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
  }
  .category-card{
    border: 1px solid var(--edge-soft);
    border-radius: var(--radius-md);
    padding: 22px 20px;
    display: flex;
    align-items: flex-start;
    gap: 14px;
    transition: border-color 0.2s ease, background 0.2s ease;
  }
  .category-card:hover{ border-color: var(--edge); background: var(--surface); }
  .category-card .cat-icon{
    width: 34px; height: 34px; border-radius: 9px; flex: none;
    background: var(--signal-soft); color: var(--signal);
    display: flex; align-items: center; justify-content: center;
  }
  .category-card h3{ font-size: 15.5px; margin-bottom: 4px; }
  .category-card p{ font-size: 13.5px; color: var(--muted-2); }
  @media (max-width: 980px){ .category-grid{ grid-template-columns: repeat(2, 1fr); } }
  @media (max-width: 560px){ .category-grid{ grid-template-columns: 1fr; } }

  /* ---------- Comparison table ---------- */
  .compare-table{
    width: 100%;
    border-collapse: collapse;
    background: var(--surface);
    border: 1px solid var(--edge-soft);
    border-radius: var(--radius-lg);
    overflow: hidden;
  }
  .compare-table th, .compare-table td{
    padding: 17px 22px;
    text-align: left;
    font-size: 15px;
    border-bottom: 1px solid var(--edge-soft);
  }
  .compare-table th{
    font-family: var(--display);
    font-weight: 700;
    font-size: 14.5px;
    color: var(--paper);
    background: var(--surface-2);
  }
  .compare-table th:first-child, .compare-table td:first-child{ color: var(--muted); width: 34%; }
  .compare-table td.yes{ color: var(--paper); }
  .compare-table td.yes svg{ width: 16px; height: 16px; color: var(--signal); }
  .compare-table td.partial{ color: var(--muted-2); }
  .compare-table .col-highlight{ background: rgba(255,90,54,0.06); }
  .compare-table tr:last-child td{ border-bottom: none; }
  .compare-wrap{ overflow-x: auto; }

  /* ---------- Use cases ---------- */
  .usecase-grid{
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
  }
  .usecase-card{
    border: 1px solid var(--edge-soft);
    border-radius: var(--radius-lg);
    padding: 26px 22px;
  }
  .usecase-card h3{ font-size: 16.5px; margin-bottom: 8px; }
  .usecase-card p{ font-size: 15.5px; }
  @media (max-width: 980px){ .usecase-grid{ grid-template-columns: repeat(2, 1fr); } }
  @media (max-width: 560px){ .usecase-grid{ grid-template-columns: 1fr; } }

  /* ---------- Testimonials ---------- */
  .testimonial-grid{
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
  }
  .testimonial{
    background: var(--surface);
    border: 1px solid var(--edge-soft);
    border-radius: var(--radius-lg);
    padding: 26px 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
  }
  .testimonial p{ font-size: 16px; color: var(--paper); }
  .testimonial .who{ font-size: 14px; color: var(--muted-2); }
  @media (max-width: 880px){ .testimonial-grid{ grid-template-columns: 1fr; } }

  /* ---------- FAQ ---------- */
  .faq-list{ border-top: 1px solid var(--edge-soft); }
  .faq-item{ border-bottom: 1px solid var(--edge-soft); }
  .faq-q{
    width: 100%;
    background: none;
    border: none;
    text-align: left;
    padding: 22px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--display);
    font-size: 17px;
    color: var(--paper);
    cursor: pointer;
    gap: 20px;
  }
  .faq-q .plus{
    flex: none;
    width: 22px; height: 22px;
    border: 1px solid var(--edge);
    border-radius: 50%;
    position: relative;
    transition: transform 0.2s ease, border-color 0.2s ease;
  }
  .faq-q .plus::before, .faq-q .plus::after{
    content: ""; position: absolute; background: var(--muted);
  }
  .faq-q .plus::before{ left: 6px; right: 6px; top: 50%; height: 1px; transform: translateY(-50%); }
  .faq-q .plus::after{ top: 6px; bottom: 6px; left: 50%; width: 1px; transform: translateX(-50%); transition: opacity 0.2s ease; }
  .faq-item.open .plus{ transform: rotate(45deg); border-color: var(--signal); }
  .faq-a{
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
  }
  .faq-a p{ padding-bottom: 22px; font-size: 16px; max-width: 620px; }
  .faq-item.open .faq-a{ max-height: 220px; }

  /* ---------- Final CTA ---------- */
  .final-cta{
    text-align: center;
    padding: 110px 0 120px;
  }
  .final-cta h2{ font-size: clamp(32px, 5vw, 52px); max-width: 720px; margin: 0 auto 20px; }
  .final-cta p{ font-size: 17px; max-width: 480px; margin: 0 auto 36px; }
  .final-cta .btn{ padding: 16px 32px; font-size: 15.5px; }

  /* ---------- Footer ---------- */
  footer{
    border-top: 1px solid var(--edge-soft);
    padding: 56px 0 40px;
  }
  .footer-grid{
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
  }
  .footer-brand p{ font-size: 15px; max-width: 300px; margin-top: 14px; }
  .footer-col h4{ font-size: 13px; color: var(--muted-2); font-weight: 600; margin-bottom: 14px; }
  .footer-col a{ display: block; font-size: 15px; color: var(--muted); margin-bottom: 10px; }
  .footer-col a:hover{ color: var(--paper); }
  .footer-bottom{
    display: flex; justify-content: space-between; align-items: center;
    padding-top: 24px; border-top: 1px solid var(--edge-soft);
    font-size: 13.5px; color: var(--muted-2); flex-wrap: wrap; gap: 12px;
  }

  /* ---------- Responsive ---------- */
  @media (max-width: 980px){
    section{ padding: 76px 0; }
    .hero{ padding: 56px 0 70px; }
    .hero .wrap{ grid-template-columns: 1fr; gap: 44px; }
    .hero-visual{ order: -1; max-width: 460px; }
    .steps{ grid-template-columns: 1fr; }
    .everything .wrap{ grid-template-columns: 1fr; gap: 34px; }
    .native{ grid-template-columns: 1fr; gap: 34px; }
    .trust-strip .wrap{ grid-template-columns: repeat(2, 1fr); }
    .footer-grid{ grid-template-columns: 1fr; gap: 30px; }
  }
  @media (max-width: 720px){
    .nav-links{ display: none; }
    .menu-btn{ display: flex; align-items: center; justify-content: center; }
    .wrap{ padding: 0 20px; }
    h1{ font-size: 34px !important; }
  }

  /* Refined type rhythm and responsive layout */
  .hero { overflow: clip; }
  h1, h2 { line-height: 1.14; text-wrap: balance; }
  h3, h4 { line-height: 1.3; }
  .brand-mark { flex: none; }
  .logo { gap: 10px; line-height: 1.15; }
  .brand-name { font-size: 18px; letter-spacing: -0.02em; }
  .brand-name span { display: block; font-size: 13px; letter-spacing: 0.01em; margin-top: 3px; }
  .feature-card h3, .usecase-card h3 { font-size: 18px; margin-bottom: 12px; }
  .category-card h3 { font-size: 17px; }
  .category-card p { font-size: 14px; line-height: 1.6; }
  .faq-q { line-height: 1.45; }
  .faq-item.open .faq-a { max-height: 600px; }
  .compare-table th, .compare-table td { line-height: 1.5; vertical-align: top; }
  .compare-table td.yes svg { display: inline-block; vertical-align: -3px; margin-right: 4px; }
  section[id], main[id] { scroll-margin-top: 95px; }
  @media (max-width: 980px) {
    .nav-links { display: none; }
    .nav-cta > .btn { display: none; }
    .menu-btn { display: flex; align-items: center; justify-content: center; width: 44px; height: 44px; font-size: 22px; }
    .nav-links.is-open { display: flex; position: absolute; top: 100%; left: 0; right: 0; background: var(--ink-soft); flex-direction: column; align-items: stretch; padding: 16px 24px; border-bottom: 1px solid var(--edge); gap: 0; }
    .nav-links a { padding: 12px 0; }
  }
  @media (max-width: 720px) {
    body { font-size: 16px; }
    nav.wrap { height: 72px; }
    section { padding: 60px 0; }
    .hero { padding: 40px 0 60px; }
    .hero h1 { font-size: clamp(32px, 8.5vw, 44px) !important; line-height: 1.13; }
    .hero-sub, .section-head p, .everything p.lead, .native-copy p { font-size: 16px; line-height: 1.7; }
    .section-head { margin-bottom: 32px; }
    .section-head h2, .everything h2, .native-copy h2 { font-size: 30px; }
    .eyebrow-mark { font-size: 12px; margin-bottom: 16px; }
    .hero-microtrust { gap: 10px 18px; font-size: 13px; }
    .section-cta { margin-top: 30px; }
    .btn, .final-cta .btn { white-space: normal; text-align: center; justify-content: center; font-size: 14px; line-height: 1.5; padding: 13px 20px; max-width: 100%; }
    .step-card, .feature-card, .usecase-card { padding: 24px; }
    .trust-item .num { font-size: 25px; line-height: 1.25; }
    .trust-item .lbl { font-size: 13px; }
    .viewport { padding: 16px; }
    .gate { padding: 12px; gap: 10px; }
    .gate-label { font-size: 14px; }
    .gate-sub { font-size: 12px; line-height: 1.5; }
    .viewport-top { font-size: 10px; gap: 8px; }
    .chat-mock { padding: 16px; }
    .chat-mock .msg { max-width: 96%; }
    .final-cta { padding: 64px 0 72px; }
    .final-cta h2 { font-size: 34px; }
    .compare-wrap { overflow: visible; }
    .compare-table, .compare-table tbody { display: block; border: 0; background: none; overflow: visible; }
    .compare-table thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
    .compare-table tr { display: block; border: 1px solid var(--edge); border-radius: 16px; overflow: hidden; background: var(--surface); margin-bottom: 20px; }
    .compare-table td { display: block; padding: 14px 20px; font-size: 15px; width: auto; }
    .compare-table td:first-child { width: auto; font-family: var(--display); font-size: 19px; line-height: 1.35; color: var(--paper); background: var(--surface-2); padding: 20px; }
    .compare-table td:not(:first-child)::before { content: attr(data-label); display: block; color: var(--muted); font-size: 12px; line-height: 1.5; margin-bottom: 5px; font-weight: 700; }
    .compare-table td.col-highlight { background: var(--signal-soft); }
    .compare-table td.col-highlight::before { color: var(--signal); }
    .compare-table tr:last-child td { border-bottom: 1px solid var(--edge-soft); }
    .compare-table tr td:last-child { border-bottom: none; }
  }

/* Shared interior pages */
.footer-grid{grid-template-columns:1.3fr .75fr 1fr .85fr;gap:28px}.footer-col h2{font-size:14px;line-height:1.4;margin-bottom:16px;color:var(--paper)}.footer-col a{overflow-wrap:anywhere}.nav-links{gap:22px;font-size:14px}
.page-hero{padding:72px 0 48px;border-bottom:1px solid var(--edge-soft);background:radial-gradient(ellipse at top left,var(--signal-soft),transparent 65%)}.page-hero h1{font-size:clamp(36px,5vw,58px);max-width:850px;margin:14px 0 24px}.page-hero .intro{font-size:19px;line-height:1.7;max-width:760px}.breadcrumbs{font-size:13px;color:var(--muted);display:flex;gap:10px;flex-wrap:wrap}.breadcrumbs a{color:var(--signal)}.page-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:64px;padding-top:48px;padding-bottom:80px}.page-toc{align-self:start;position:sticky;top:104px;border-left:1px solid var(--edge);padding-left:20px}.page-toc p{font-family:var(--mono);font-size:12px;margin-bottom:12px;color:var(--scope)}.page-toc a{display:block;font-size:14px;line-height:1.5;padding:8px 0;color:var(--muted)}.page-toc a:hover{color:var(--signal)}.page-copy{min-width:0;max-width:820px}.page-copy section{padding:0 0 38px;margin-bottom:32px;border-bottom:1px solid var(--edge-soft);scroll-margin-top:104px}.page-copy section:last-child{margin-bottom:0}.page-copy h2{font-size:28px;line-height:1.25;margin-bottom:18px}.page-copy h3{font-size:20px;margin:24px 0 12px}.page-copy p{margin:0 0 18px;line-height:1.8}.page-copy ul,.page-copy ol{padding-left:24px;margin:0 0 20px;color:var(--muted)}.page-copy li{margin-bottom:10px;line-height:1.7}.page-copy a:not(.btn){color:var(--signal);text-decoration:underline;text-underline-offset:4px;overflow-wrap:anywhere}.page-copy strong{color:var(--paper)}.note-box{border-left:3px solid var(--scope);padding:20px 24px;background:var(--scope-soft);border-radius:0 12px 12px 0;margin:24px 0}.note-box p:last-child{margin-bottom:0}.pricing-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin:24px 0}.price-card{padding:28px;background:var(--surface);border:1px solid var(--edge);border-radius:20px}.price-card.featured{border-color:var(--signal);background:linear-gradient(145deg,var(--signal-soft),var(--surface))}.price-card h3{margin-top:0}.price{font-family:var(--display);font-size:52px;line-height:1.15;color:var(--paper);margin:20px 0}.price small{font-family:var(--body);font-size:16px;color:var(--muted)}.price-card .btn{width:100%;margin-top:14px}.contact-link{font-size:clamp(17px,3vw,25px);font-weight:700}.updated{font-size:13px;margin-top:20px;color:var(--muted-2)}
@media(max-width:980px){.footer-grid{grid-template-columns:1fr 1fr}.page-layout{grid-template-columns:1fr;gap:32px}.page-toc{position:static;display:flex;flex-wrap:wrap;gap:0 20px}.page-toc p{width:100%}.page-toc a{font-size:13px}.page-hero{padding:48px 0 36px}}
@media(max-width:720px){.page-hero h1{font-size:36px!important;line-height:1.16}.page-hero .intro{font-size:17px}.page-copy h2{font-size:26px}.page-layout{padding-top:32px;padding-bottom:48px}.pricing-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.page-copy section{padding-bottom:26px;margin-bottom:26px}.price-card{padding:24px}}

/* Homepage pricing */
.home-pricing{border-top:1px solid var(--edge-soft);background:var(--ink-soft)}
.home-pricing .section-head{margin-bottom:36px}
.home-pricing .pricing-grid{max-width:940px;gap:28px;margin:0 0 24px}
.home-pricing .price-card{display:flex;flex-direction:column;padding:32px}
.home-pricing .price-card h3{font-size:24px;margin:0}
.home-pricing .price-card p{font-size:16px;line-height:1.65}
.home-pricing .price-card ul{padding-left:22px;margin:24px 0 28px;color:var(--muted);flex:1}
.home-pricing .price-card li{padding-left:4px;margin-bottom:13px;font-size:16px;line-height:1.6}
.home-pricing .price-card li::marker{color:var(--signal)}
.home-pricing .price-card .btn{margin-top:auto;justify-content:center}
.home-pricing .pricing-note{max-width:850px;font-size:13px;line-height:1.7;margin-bottom:16px}
.pricing-details{color:var(--signal);font-weight:700;font-size:15px;text-decoration:underline;text-underline-offset:5px}
@media(max-width:720px){.home-pricing .pricing-grid{gap:20px}.home-pricing .price-card{padding:24px}.home-pricing .price-card li{font-size:15px}.home-pricing .price{font-size:46px}}
/* Center the homepage pricing section. */
.home-pricing .section-head { margin-left: auto; margin-right: auto; text-align: center; }
.home-pricing .section-head p { margin-left: auto; margin-right: auto; }
.home-pricing .pricing-grid { margin-left: auto; margin-right: auto; }
.home-pricing .pricing-note { margin-left: auto; margin-right: auto; text-align: center; }
.home-pricing .pricing-details { display: block; width: fit-content; margin-left: auto; margin-right: auto; text-align: center; }

/* Keyboard navigation and readable secondary text. */
:root { --muted-2: #98A1AF; }
.skip-link { position:fixed; left:16px; top:8px; z-index:100; padding:12px 20px; background:var(--signal); color:var(--signal-ink); transform:translateY(-160%); }
.skip-link:focus { transform:translateY(0); }