/* Oystro Design System - Option 2: Modern Infra Cyan
     Web-safe fonts · Universal dark/light flip · semantic tokens */
  
  
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{
    background:var(--bg);
    color:var(--text);
    font-family:var(--font-sans);
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
    transition:background-color .25s ease,color .25s ease;
  }
  ::selection{background:var(--accent);color:var(--accent-contrast)}

  /* ------- decorative background ------- */
  .bg-glow{
    position:fixed;inset:0;z-index:-2;pointer-events:none;
    background:
      radial-gradient(900px 500px at 85% -5%, var(--glow-strong), transparent 60%),
      radial-gradient(700px 500px at -10% 30%, var(--glow-weak), transparent 55%),
      linear-gradient(180deg,var(--bg) 0%,var(--bg-alt) 100%);
  }
  .grid-overlay{
    position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.5;
    background-image:
      linear-gradient(var(--grid-line) 1px, transparent 1px),
      linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
    background-size:56px 56px;
    mask-image:radial-gradient(ellipse 80% 60% at 50% 0%, black 30%, transparent 75%);
    -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 0%, black 30%, transparent 75%);
  }

  /* ------- masthead ------- */
  header{
    position:fixed;top:0;left:0;right:0;z-index:100;
    display:flex;align-items:center;justify-content:space-between;
    padding:18px 40px;
    background:var(--header-bg);
    backdrop-filter:blur(12px);
    -webkit-backdrop-filter:blur(12px);
    border-bottom:1px solid var(--header-line);
    transition:padding .3s ease,background .25s ease,border-color .25s ease;
  }
  header.scrolled{padding:12px 40px}
  /* keep deep-link targets (e.g. #faq, #waitlist) clear of the fixed masthead */
  section[id]{scroll-margin-top:84px}
  .header-right{display:flex;align-items:center;gap:16px}
  .logo{display:flex;align-items:center;gap:12px;font-weight:800;font-size:20px;letter-spacing:.2px;color:var(--text);text-decoration:none}
  .logo svg{width:34px;height:34px;flex:0 0 auto}
  .nav-links{display:flex;align-items:center;gap:30px}
  .nav-links a{color:var(--text-muted);text-decoration:none;font-size:14.5px;font-weight:600;letter-spacing:.02em;transition:color .2s}
  .nav-links a:hover{color:var(--accent)}
  .nav-links a.btn{color:var(--accent-contrast)}
  .nav-links a.btn:hover{color:var(--accent-contrast)}
  .theme-toggle{
    display:inline-flex;align-items:center;justify-content:center;
    width:38px;height:38px;border-radius:8px;cursor:pointer;
    background:var(--surface);border:1px solid var(--line);color:var(--text);
    font-size:16px;line-height:1;transition:border-color .2s,background .2s;
  }
  .theme-toggle:hover{border-color:var(--accent);color:var(--accent)}
  /* Buttons use the global .btn styles from tokens.css (single source of truth). */

  main{position:relative;z-index:1}

  /* ------- hero ------- */
  .hero{
    min-height:100vh;display:flex;align-items:center;justify-content:center;
    text-align:center;padding:140px 24px 80px;position:relative;
  }
  .hero-inner{max-width:900px;width:100%}
  .badge{
    display:inline-flex;align-items:center;gap:8px;
    background:var(--accent-soft);border:1px solid var(--accent-line);
    color:var(--accent);font-size:12.5px;font-weight:700;letter-spacing:.14em;
    text-transform:uppercase;padding:8px 16px;border-radius:999px;margin-bottom:28px;
  }
  .badge .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);animation:pulse 1.6s infinite}
  @keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.75)}}
  .hero h1{
    font-size:clamp(44px,8vw,92px);line-height:1.02;font-weight:800;
    letter-spacing:-.03em;color:var(--text);margin-bottom:22px;
  }
  .hero h1 .grad{
    background:var(--hero-grad);
    -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  }
  .hero p.sub{
    font-size:clamp(17px,2.4vw,23px);color:var(--text-muted);max-width:680px;margin:0 auto 40px;line-height:1.5;
  }
  .hero p.sub strong{color:var(--text)}

  /* ------- countdown ------- */
  .countdown{
    display:flex;justify-content:center;gap:clamp(10px,3vw,22px);margin:0 0 38px;
  }
  .cd-box{
    min-width:clamp(70px,10vw,110px);
    background:var(--surface);border:1px solid var(--line);border-radius:16px;
    padding:18px 10px 14px;position:relative;
  }
  .cd-box .num{
    font-size:clamp(34px,6vw,58px);font-weight:800;color:var(--text);line-height:1;letter-spacing:-.02em;
    font-variant-numeric:tabular-nums;
  }
  .cd-box .lbl{
    font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.14em;font-weight:700;margin-top:8px;
  }
  .cd-box .glow{
    position:absolute;inset:0;border-radius:16px;pointer-events:none;
    box-shadow:inset 0 1px 0 var(--line), 0 8px 30px var(--accent-soft);
  }
  .cd-sep{display:flex;align-items:center;color:var(--accent);font-size:28px;font-weight:300;opacity:.6}

  /* ------- waitlist form (hero) ------- */
  .waitlist{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;max-width:560px;margin:0 auto}
  .waitlist input[type=email]{
    flex:1 1 280px;background:var(--surface);border:1px solid var(--line);border-radius:10px;
    color:var(--text);padding:14px 18px;font-size:15px;outline:none;transition:border .2s;
  }
  .waitlist input[type=email]:focus{border-color:var(--accent)}
  .waitlist input::placeholder{color:var(--text-faint)}
  .form-note{margin-top:16px;font-size:13px;color:var(--text-muted)}
  .form-note a{color:var(--accent);text-decoration:none}

  .hero .scroll-hint{
    position:absolute;bottom:26px;left:50%;transform:translateX(-50%);
    color:var(--muted);font-size:12px;letter-spacing:.16em;text-transform:uppercase;
    animation:bob 2s ease-in-out infinite;
  }
  @keyframes bob{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,6px)}}

  /* ------- section shell ------- */
  section{padding:100px 24px;position:relative}
  .wrap{max-width:1120px;margin:0 auto}
  .eyebrow{
    color:var(--accent);font-size:12.5px;font-weight:800;letter-spacing:.18em;
    text-transform:uppercase;margin-bottom:16px;
  }
  .sec-title{font-size:clamp(30px,4.6vw,50px);font-weight:800;letter-spacing:-.02em;color:var(--text);line-height:1.12;margin-bottom:18px}
  .sec-lead{font-size:clamp(16px,2vw,19px);color:var(--text-muted);max-width:700px;margin-bottom:48px}

  /* ------- positioning / enemy ------- */
  .versus{
    display:grid;grid-template-columns:1fr auto 1fr;gap:20px;margin-top:10px;align-items:stretch;
  }
  .v-card{
    background:linear-gradient(160deg,var(--surface),var(--ink-2));
    border:1px solid var(--line);border-radius:18px;padding:34px;position:relative;overflow:hidden;
  }
  .v-card .tag{font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;margin-bottom:14px}
  .v-card.old .tag{color:var(--red)}
  .v-card.new .tag{color:var(--accent)}
  .v-card.new{border-color:var(--accent-line);background:linear-gradient(160deg,var(--accent-soft),var(--ink-2) 45%)}
  .v-card h3{font-size:clamp(20px,2.6vw,28px);font-weight:800;color:var(--text);line-height:1.2;margin-bottom:16px}
  .v-card p{color:var(--text-muted);font-size:15.5px}
  .v-card ul{list-style:none;margin-top:18px;display:flex;flex-direction:column;gap:10px}
  .v-card li{color:var(--text);font-size:15px;display:flex;gap:10px;align-items:flex-start}
  .v-card li .x{color:var(--red);font-weight:800;flex:0 0 auto}
  .v-card li .ck{color:var(--accent);font-weight:800;flex:0 0 auto}
  .vs-mid{
    display:flex;align-items:center;justify-content:center;
    font-size:30px;color:var(--accent);font-weight:800;
  }
  .enemy-line{
    margin-top:40px;padding:22px 26px;border-left:4px solid var(--accent);
    background:var(--accent-soft);border-radius:0 12px 12px 0;
    font-size:clamp(16px,2vw,19px);color:var(--text);
  }
  .enemy-line strong{color:var(--accent)}

  /* ------- benefits ------- */
  .benefits{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
  .b-card{
    background:linear-gradient(170deg,var(--surface),var(--ink-2));
    border:1px solid var(--line);border-radius:16px;padding:30px;
    transition:transform .2s,border-color .2s;
  }
  .b-card:hover{transform:translateY(-4px);border-color:var(--accent-line)}
  .b-ico{
    width:46px;height:46px;border-radius:12px;display:grid;place-items:center;
    background:var(--accent-soft);border:1px solid var(--accent-line);margin-bottom:18px;
  }
  .b-ico svg{width:24px;height:24px;stroke:var(--accent);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
  .b-card h3{font-size:18px;font-weight:800;color:var(--text);margin-bottom:10px}
  .b-card p{font-size:14.5px;color:var(--text-muted)}
  .b-tag{display:inline-block;font-size:10px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;padding:3px 9px;border-radius:99px;margin-bottom:12px}
  .b-tag.free{background:var(--accent-soft);color:var(--accent);border:1px solid var(--accent-line)}
  .b-tag.paid{background:var(--amber-soft);color:var(--amber);border:1px solid var(--amber)}
  .b-tag.both{background:var(--surface-hover);color:var(--text-muted);border:1px solid var(--line)}

  /* ------- what to expect / capabilities ------- */
  .caps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
  .cap{
    background:linear-gradient(170deg,var(--surface),var(--ink-2));
    border:1px solid var(--line);border-radius:16px;padding:30px;position:relative;overflow:hidden;
  }
  .cap .status{
    display:inline-block;font-size:11px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;
    padding:5px 12px;border-radius:999px;margin-bottom:16px;
  }
  .status.building{background:var(--accent-soft);color:var(--accent);border:1px solid var(--accent-line)}
  .cap h3{font-size:19px;font-weight:800;color:var(--text);margin-bottom:10px}
  .cap p{font-size:14.5px;color:var(--text-muted)}

  /* ------- process strip ------- */
  .process{
    display:flex;flex-wrap:wrap;align-items:stretch;gap:0;justify-content:center;
    margin:10px 0 14px;
  }
  .p-step{
    flex:1 1 100px;min-width:96px;text-align:center;
    background:linear-gradient(170deg,var(--surface),var(--ink-2));
    border:1px solid var(--line);border-radius:14px;
    padding:16px 8px 14px;position:relative;
  }
  .p-step .stage{
    font-size:12.5px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;
    color:var(--text);margin-bottom:8px;
  }
  .p-step .mil{
    font-size:11.5px;color:var(--text-muted);line-height:1.45;
  }
  .p-step.gate{
    border-color:var(--amber);
    background:linear-gradient(170deg,var(--amber-soft),var(--ink-2) 55%);
  }
  .p-step.gate .stage{color:var(--amber)}
  .p-step.gate .mil{color:var(--amber)}
  .p-arrow{
    flex:0 0 auto;display:flex;align-items:center;justify-content:center;
    color:var(--accent);font-size:20px;font-weight:300;padding:0 6px;opacity:.7;
  }

  .process-note{
    margin:14px auto 18px;max-width:760px;text-align:center;
    font-size:clamp(13px,1.6vw,15px);color:var(--text-muted);
  }
  .process-note strong{color:var(--text)}
  .persona-line{
    margin:0 auto;max-width:760px;text-align:center;
    font-size:clamp(14px,1.8vw,16.5px);color:var(--muted);
  }
  .persona-line strong{color:var(--text)}
  .persona-line .acc{color:var(--accent);font-weight:700}

  /* ------- try the OSS (open source, live now) ------- */
  .try{ padding:100px 24px; position:relative; }
  .try-grid{ display:grid; grid-template-columns:1fr 1fr; gap:20px; margin-top:30px; }
  .try-card{ background:linear-gradient(170deg,var(--surface),var(--ink-2)); border:1px solid var(--line); border-radius:16px; padding:28px; }
  .try-card h3{ font-size:18px; font-weight:800; color:var(--text); margin-bottom:14px; }
  .try-card code, .try-card pre{ font-family:var(--font-mono); }
  .try-card .cmd{ display:block; color:var(--accent); font-size:15px; margin:10px 0 4px; }
  .try-card .cmd-desc{ color:var(--text-muted); font-size:13.5px; }
  .try-card pre{ position:relative; background:var(--code-bg); border:1px solid var(--line); border-radius:10px; padding:34px 16px 14px; overflow:auto; font-size:13.5px; color:var(--pre-text); line-height:1.6; margin:12px 0; }
  .try-card pre::before{
    content:""; position:absolute; top:13px; left:14px;
    width:10px; height:10px; border-radius:50%; background:var(--red);
    box-shadow:18px 0 0 var(--amber), 36px 0 0 var(--green);
  }
  .try-card pre code{ background:transparent; color:var(--pre-text); padding:0; }
  .try .cta-row{ display:flex; gap:12px; margin-top:26px; flex-wrap:wrap; }
  @media(max-width:900px){ .try-grid{ grid-template-columns:1fr; } }

  /* ------- FAQ ------- */
  .faq{ display:grid; grid-template-columns:1fr 1fr; gap:18px; margin-top:26px; }
  .faq-item{ background:linear-gradient(170deg,var(--surface),var(--ink-2)); border:1px solid var(--line); border-radius:14px; padding:22px; }
  .faq-item h3{ font-size:16.5px; font-weight:800; color:var(--text); margin-bottom:8px; }
  .faq-item p{ color:var(--text-muted); font-size:14.5px; margin:0; }
  @media(max-width:760px){ .faq{ grid-template-columns:1fr; } }

  /* ------- blog / writing ------- */
  .blog{ display:grid; grid-template-columns:1fr 1fr; gap:18px; margin-top:26px; }
  .post{ display:block; background:linear-gradient(170deg,var(--surface),var(--ink-2)); border:1px solid var(--line); border-radius:14px; padding:22px; text-decoration:none; transition:border-color .2s,transform .2s; }
  .post:hover{ border-color:var(--accent-line); transform:translateY(-3px); }
  .post h3{ font-size:17px; font-weight:800; color:var(--text); margin-bottom:8px; }
  .post p{ color:var(--text-muted); font-size:14.5px; margin:0; }
  @media(max-width:760px){ .blog{ grid-template-columns:1fr; } }
  .blog-more{ margin-top:22px; }
  .blog-more a{ color:var(--accent); font-weight:700; text-decoration:none; }
  .blog-more a:hover{ text-decoration:underline; }

  @media(max-width:920px){
    .process{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
    .p-arrow{display:none}
  }
  @media(max-width:460px){
    .process{grid-template-columns:repeat(2,1fr)}
  }

  /* ------- waitlist / countdown band ------- */
  .band{
    text-align:center;position:relative;overflow:hidden;
    background:linear-gradient(180deg,var(--accent-soft),transparent);
    border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  }
  .band .countdown{margin:34px 0 26px}
  .band h2{font-size:clamp(28px,4.5vw,46px);font-weight:800;color:var(--text);letter-spacing:-.02em;margin-bottom:14px}
  .band p{color:var(--text-muted);max-width:560px;margin:0 auto 32px;font-size:16px}

  /* ------- footer ------- */
  footer{
    padding:46px 24px;border-top:1px solid var(--line);
    text-align:center;color:var(--text-muted);font-size:13px;
  }
  footer .logo{justify-content:center;margin-bottom:12px}
  footer .row{display:flex;justify-content:center;gap:24px;flex-wrap:wrap;margin-bottom:16px}
  footer .row a{color:var(--text-muted);text-decoration:none;font-size:13px}
  footer .row a:hover{color:var(--accent)}

  /* ------- reveal animation ------- */
  .reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
  .reveal.in{opacity:1;transform:none}

  /* ------- feature cards (animated "see it behave") ------- */
  .fcards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
  .fcard{
    background:linear-gradient(170deg,var(--surface),var(--bg-alt));
    border:1px solid var(--line);border-radius:18px;overflow:hidden;
    display:flex;flex-direction:column;margin:0;
  }
  .fstage{position:relative;aspect-ratio:16/10;background:radial-gradient(120% 120% at 50% 8%,var(--surface-2),var(--bg));overflow:hidden}
  .fvid{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;background:var(--bg)}
  /* per-card zoom to frame the key moment (source is 960w, card ~360w, so no softening) */
  .fvid.z1{transform:scale(1.3);transform-origin:25% 24%}
  .fvid.z2{transform:scale(1.35);transform-origin:34% 70%}
  .fvid.z3{transform:scale(1.4);transform-origin:19% 20%}
  .fvid.z4{transform:scale(1.3);transform-origin:28% 30%}
  /* on-video overlay: carries the moment so it reads at card size */
  .fov{position:absolute;left:0;right:0;bottom:0;padding:12px 14px;display:flex;flex-direction:column;gap:3px;pointer-events:none;
    background:linear-gradient(180deg,rgba(6,13,23,0) 0%,rgba(6,13,23,.55) 55%,rgba(6,13,23,.92) 100%)}
  .fov .tag{display:flex;align-items:center;gap:6px;font-size:10px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--accent)}
  .fov .cmd{font-family:var(--font-mono);font-size:15px;font-weight:700;color:white}
  .fcap{padding:16px 18px 18px;border-top:1px solid var(--line)}
  .fcap b{display:block;font-size:15px;color:var(--text);margin-bottom:3px}
  .fcap span{color:var(--text-muted);font-size:13.5px;line-height:1.45}

  /* card 5 - agent swap (CSS only) */
  .fc5{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:13px;padding:18px}
  .fc5-shell{color:var(--text-muted);font-size:11px;letter-spacing:.14em;text-transform:uppercase;font-weight:700}
  .fc5-steps{display:flex;gap:6px}
  .fc5-step{width:30px;height:8px;border-radius:99px;background:var(--line)}
  .fc5-step.gate{background:var(--accent)}
  .fc5-badge{display:flex;align-items:center;gap:9px;background:var(--surface-hover);border:1px solid var(--line-accent);border-radius:11px;padding:10px 18px;min-width:176px;justify-content:center;box-shadow:0 8px 24px -14px rgba(56,189,248,.6)}
  .fc5-badge .dot{width:9px;height:9px;border-radius:99px;background:var(--accent)}
  .fc5-lbl{position:relative;height:20px;overflow:hidden;width:96px}
  .fc5-lbl span{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;color:var(--text);animation:fcSwap 6s cubic-bezier(.65,0,.35,1) infinite}
  .fc5-lbl span:nth-child(2){animation-delay:1.5s}
  .fc5-lbl span:nth-child(3){animation-delay:3s}
  .fc5-lbl span:nth-child(4){animation-delay:4.5s}
  @keyframes fcSwap{0%{transform:translateY(115%);opacity:0}6%{transform:translateY(0);opacity:1}20%{transform:translateY(0);opacity:1}26%{transform:translateY(-115%);opacity:0}100%{transform:translateY(-115%);opacity:0}}

  /* card 6 - traceability graph (CSS/SVG only) */
  .fc6{position:absolute;inset:0;display:flex;align-items:center;justify-content:center}
  .fc6 svg{width:88%;height:auto;overflow:visible}
  .fc6 .node circle{fill:var(--surface-2);stroke:var(--line);stroke-width:1.5}
  .fc6 .node text{fill:var(--text-muted);font-size:8px;font-weight:700;letter-spacing:.05em;text-anchor:middle}
  .fc6 .root circle{fill:var(--accent-soft);stroke:var(--accent)}
  .fc6 .root text{fill:var(--text)}
  .fc6 .edge{fill:none;stroke:var(--accent);stroke-width:1.2;stroke-linecap:round;stroke-dasharray:160;stroke-dashoffset:160;animation:fcDraw 6s cubic-bezier(.6,0,.35,1) infinite}
  .fc6 .edge.e2{animation-delay:.7s}
  .fc6 .edge.e3{animation-delay:1.4s}
  @keyframes fcDraw{0%{stroke-dashoffset:160;opacity:.15}18%{stroke-dashoffset:0;opacity:1}78%{stroke-dashoffset:0;opacity:1}100%{stroke-dashoffset:0;opacity:0}}

  /* pause loops when a card is off-screen */
  .fcard[data-paused] .fc5-lbl span,
  .fcard[data-paused] .fc6 .edge{animation-play-state:paused}

  @media(max-width:980px){.fcards{grid-template-columns:1fr 1fr}}
  @media(max-width:640px){.fcards{grid-template-columns:1fr}}
  @media(prefers-reduced-motion:reduce){
    .fc5-lbl span,.fc6 .edge{animation:none!important}
    .fc5-lbl span:nth-child(1){transform:none;opacity:1;position:static}
    .fc5-lbl span:nth-child(n+2){display:none}
    .fc6 .edge{stroke-dashoffset:0;opacity:1}
  }

  /* ------- toast ------- */
  .toast{
    position:fixed;left:50%;bottom:28px;transform:translate(-50%,120px);z-index:200;
    background:var(--surface-2);border:1px solid var(--green);color:var(--text);
    padding:14px 22px;border-radius:12px;font-size:14.5px;box-shadow:0 14px 40px var(--shadow);
    transition:transform .4s ease;max-width:90vw;text-align:center;
  }
  .toast.show{transform:translate(-50%,0)}
  .toast.success{border-color:var(--green)}
  .toast.success b{color:var(--green)}

  /* ------- responsive ------- */
  @media(max-width:900px){
    .versus{grid-template-columns:1fr}
    .vs-mid{transform:rotate(90deg);padding:4px 0}
    .benefits,.caps{grid-template-columns:1fr}
  }
  @media(max-width:640px){
    header{padding:14px 18px}
    header.scrolled{padding:10px 18px}
    .nav-links{display:none}
    .hero{padding-top:120px}
    .cd-sep{display:none}
    section{padding:70px 18px}
  }

  /* ------- Watch (YouTube embeds) ------- */
  .watch-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:34px}
  .watch-card{margin:0}
  .watch-facade{position:relative;display:block;width:100%;padding:0;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:var(--code-bg);cursor:pointer;aspect-ratio:16/9}
  .watch-facade img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .35s ease}
  .watch-facade:hover img{transform:scale(1.03)}
  .watch-facade .watch-loop{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;opacity:0;transition:opacity .35s ease;pointer-events:none}
  .watch-facade .watch-loop.on{opacity:1}
  .watch-facade .play{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:66px;height:66px;display:grid;place-items:center;border-radius:50%;background:rgba(6,13,23,.78);border:1px solid var(--line-accent);color:var(--accent);font-size:20px;box-shadow:0 10px 34px rgba(0,0,0,.45);transition:transform .2s ease}
  .watch-facade:hover .play{transform:translate(-50%,-50%) scale(1.07)}
  .watch-frame{position:relative;aspect-ratio:16/9;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:var(--code-bg)}
  .watch-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
  .watch-card figcaption{margin-top:11px;font-size:14.5px;color:var(--muted);line-height:1.55}
  .watch-card figcaption b{color:var(--text)}
  .transcript{margin-top:12px;border:1px solid var(--line);border-radius:10px;background:var(--surface);padding:10px 16px}
  .transcript summary{cursor:pointer;font-size:13px;font-weight:700;color:var(--accent);letter-spacing:.02em}
  .transcript[open] summary{margin-bottom:10px}
  .transcript p{font-size:13.5px;line-height:1.7;color:var(--muted);margin:0}


  /* ------- Consent checkbox ------- */
  .consent{display:flex;gap:8px;align-items:flex-start;font-size:13px;color:var(--muted);line-height:1.5;text-align:left;cursor:pointer;max-width:520px}
  .consent input{margin-top:2px;accent-color:var(--accent);width:15px;height:15px;flex:0 0 auto}
  .consent a{color:var(--accent);text-decoration:underline}

  /* ------- Founder strip ------- */
  .founder-card{display:flex;gap:26px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:30px 32px}
  .founder-avatar{flex:0 0 auto;width:74px;height:74px;border-radius:50%;overflow:hidden;border:1px solid var(--line-accent);line-height:0}
  .founder-avatar img{width:100%;height:100%;object-fit:cover;display:block}
  .founder-body .eyebrow{margin-bottom:2px}
  .founder-body h3{margin:6px 0 8px;font-size:20px}
  .founder-body p{margin:0 0 14px;color:var(--muted);max-width:64ch}
  .founder-links{display:flex;flex-wrap:wrap;gap:16px}
  .founder-links a{font-size:14px;font-weight:600;color:var(--accent);text-decoration:none}
  .founder-links a:hover{text-decoration:underline}

  /* ------- Footer socials ------- */
  .social{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin-bottom:14px}
  .social a{font-size:13.5px;font-weight:600;color:var(--muted);text-decoration:none;border:1px solid var(--line);border-radius:999px;padding:6px 14px}
  .social a:hover{color:var(--accent);border-color:var(--line-accent)}

  @media(max-width:700px){
    .watch-grid{grid-template-columns:1fr}
    .founder-card{flex-direction:column;padding:24px 20px}
  }
  /* Hero: two-column split, readable type, ADLC status line, lighthouse blink */
  /* section headings at half size; the hero heading (.hero-title) is unchanged */
  .sec-title{font-size:clamp(15px,2.3vw,25px)}
  .how-lead{max-width:none;font-size:clamp(17px,2.1vw,21px);line-height:1.7;color:var(--text-muted);margin:0 0 40px}
  .how-text{max-width:none;font-size:clamp(14px,1.5vw,16px);line-height:1.7;color:var(--text-muted);margin:0 0 16px}
  .how-text strong{color:var(--text)}
  .how-text .acc{color:var(--accent);font-weight:700}
  .lead-wide{max-width:none}
  .founder-body p{max-width:none}
  .band h2{font-size:clamp(14px,2.25vw,23px)}
  .hero{min-height:auto;padding:132px 24px 84px;display:block}
  .hero-split{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center;max-width:1080px;margin:0 auto;text-align:left}
  .hero-left{min-width:0}
  .hero-right{background:linear-gradient(170deg,var(--surface,#13202a),var(--ink-2,#0a1216));border:1px solid var(--line,#1d2b30);border-radius:20px;padding:30px 30px 26px}
  .hero-right .eyebrow{margin-bottom:8px}
  .hero-right-title{font-size:clamp(17px,2vw,22px);font-weight:800;color:var(--text,#e9f4f7);margin:0 0 10px}
  .hero-right p{color:var(--text-muted,#c3d3d8);font-size:15.5px;margin:0 0 18px}
  .hero-actions{display:flex;flex-direction:column;gap:10px}
  .hero-actions .btn{width:100%}
  .hero-quickstart{display:inline-block;margin-top:16px;font-size:14px;font-weight:600;color:var(--accent,#38bdf8);text-decoration:none}
  .hero-quickstart:hover{text-decoration:underline}
  .statusline{display:flex;justify-content:flex-start;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:22px;font-size:13px;font-weight:700;letter-spacing:.02em;color:var(--text-muted,#9db3b9)}
  .statusline .status{display:inline-flex;align-items:center;gap:7px}
  .statusline .muted{color:var(--text-faint,#6b7f86);font-weight:600}
  .statusline .status-sep{color:var(--line,#1d2b30)}
  .statusline .live{color:var(--text,#e9f4f7)}
  .statusline .blink{color:var(--green,#34d399);font-size:18px;line-height:1;transform:translateY(-1px);animation:lighthouse 2.4s ease-in-out infinite}
  @keyframes lighthouse{0%,100%{opacity:1}50%{opacity:.12}}
  .hero .hero-title{font-size:clamp(30px,4.4vw,46px);line-height:1.12;letter-spacing:-.015em;font-weight:800;margin:0 0 18px;max-width:20ch}
  .hero p.sub{font-size:clamp(16px,1.7vw,18.5px);line-height:1.62;max-width:600px;margin:0 0 14px;color:var(--text-muted,#c3d3d8);font-weight:400}
  /* compact countdown inside the hero action card */
  .hero-right-status{font-size:12.5px;font-weight:700;letter-spacing:.02em;color:var(--text-muted,#9db3b9);margin:0 0 10px}
  .hero-right-status .muted{color:var(--text-faint,#6b7f86);font-weight:600}
  .hero-right .countdown{margin:0 0 20px;gap:6px}
  .hero-right .cd-box{min-width:0;flex:1;padding:9px 4px 7px;border-radius:10px}
  .hero-right .cd-box .num{font-size:20px}
  .hero-right .cd-box .lbl{font-size:9px;letter-spacing:.1em;margin-top:4px}
  .hero-right .cd-sep{font-size:13px}
  /* problem -> solution split */
  .problem-split{display:grid;grid-template-columns:0.8fr 1.2fr;gap:20px;margin-top:10px;align-items:stretch}
  .pbox{background:linear-gradient(170deg,var(--surface,#13202a),var(--ink-2,#0a1216));border:1px solid var(--line,#1d2b30);border-radius:18px;padding:30px;display:flex;flex-direction:column}
  .pbox .tag{font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;margin-bottom:14px}
  .pbox.problem .tag{color:var(--red,#f87171)}
  .pbox.solution{border-color:var(--accent-line,rgba(56,189,248,.3));background:linear-gradient(160deg,var(--accent-soft,rgba(56,189,248,.1)),var(--ink-2,#0a1216) 45%)}
  .pbox.solution .tag{color:var(--accent,#38bdf8)}
  .pbox h3{font-size:clamp(19px,2.3vw,26px);font-weight:800;color:var(--text,#e9f4f7);line-height:1.2;margin:0 0 12px}
  .pbox p{color:var(--text-muted,#c3d3d8);font-size:15.5px;margin:0}
  .pbox ul{list-style:none;margin:16px 0 0;padding:0;display:flex;flex-direction:column;gap:10px}
  .pbox li{color:var(--text,#e9f4f7);font-size:15px;display:flex;gap:10px;align-items:flex-start}
  .pbox li .x{color:var(--red,#f87171);font-weight:800;flex:0 0 auto}
  .pbox li .ck{color:var(--accent,#38bdf8);font-weight:800;flex:0 0 auto}
  .pbox li strong{color:var(--text,#e9f4f7)}
  .pbox.solution ul{display:grid;grid-template-columns:auto max-content 1fr;gap:12px 10px;align-items:baseline}
  .pbox.solution li{display:contents}
  .pbox.solution .term{font-weight:700;color:var(--text,#e9f4f7);white-space:nowrap}
  .pbox.solution .term::after{content:":";color:var(--text-faint,#6b7f86);margin-left:1px}
  .pbox.solution .desc{color:var(--text-muted,#c3d3d8)}
  @media(max-width:900px){.problem-split{grid-template-columns:1fr}}
  @media(max-width:880px){.hero-split{grid-template-columns:1fr;gap:28px}.hero .hero-title{max-width:none}.hero p.sub{max-width:none}}
  .center{text-align:center}
  @media(max-width:640px){.hero{padding-top:112px}}
  .hero-maillist{width:100%;margin-bottom:20px;font-size:17px;padding:15px 24px}
  .hero-oss-btn{font-size:13.5px}
  .mt-14{margin-top:14px}
  .mt-22{margin-top:22px}
  .basis-full{flex-basis:100%}
  .turnstile-wrap{flex-basis:100%;display:flex;justify-content:center}
  .honeypot{display:none !important;position:absolute;left:-9999px}