:root{
      --ink:#06161A; --bg:#0A1C1F; --surface:#0E2A30; --surface2:#123840; --line:#1C4049;
      --teal:#17A2B8; --cyan:#5BC8D5; --teal-deep:#0B6E7E;
      --white:#EAF7F9; --mist:#9FB4B9; --mute:#6E888E;
      --grad:linear-gradient(135deg,#5BC8D5 0%,#17A2B8 60%,#0B6E7E 100%);
      --maxw:1180px; --r:22px;
      --f:'Montserrat',-apple-system,BlinkMacSystemFont,sans-serif;
    }
    *{margin:0;padding:0;box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{background:var(--bg);color:var(--white);font-family:var(--f);line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    .wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
    section{position:relative}
    .eyebrow{font-size:13px;font-weight:700;letter-spacing:.28em;text-transform:uppercase;color:var(--cyan)}
    h1,h2,h3{font-weight:800;line-height:1.04;letter-spacing:-.02em;text-wrap:balance}
    .grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
    .teal{color:var(--teal)}

    /* topo motif */
    .topo{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:0}
    .topo svg{position:absolute;width:140%;height:140%;left:-20%;top:-20%;opacity:.5}

    /* ---------- header ---------- */
    header{position:fixed;top:0;left:0;right:0;z-index:100;transition:.35s}
    .navbar{display:flex;align-items:center;justify-content:space-between;height:76px;transition:.35s}
    header.scrolled{background:rgba(8,22,26,.82);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
    header.scrolled .navbar{height:64px}
    .logo img{height:38px;width:auto}
    .nav-links{display:flex;gap:34px;align-items:center}
    .nav-links a{font-size:14px;font-weight:600;color:var(--mist);transition:.2s}
    .nav-links a:hover{color:var(--white)}
    .nav-cta{display:flex;gap:10px}
    .btn{display:inline-flex;align-items:center;gap:9px;font-weight:700;font-size:14px;border-radius:40px;padding:12px 20px;transition:.25s;white-space:nowrap;cursor:pointer;border:none}
    .btn svg{width:17px;height:17px;fill:currentColor}
    .btn-teal{background:var(--grad);color:#042026;box-shadow:0 8px 24px rgba(23,162,184,.35)}
    .btn-teal:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(23,162,184,.5)}
    .btn-ghost{background:rgba(255,255,255,.06);color:var(--white);border:1px solid var(--line)}
    .btn-ghost:hover{background:rgba(255,255,255,.12)}
    .btn-lg{padding:16px 28px;font-size:16px}
    .menu-toggle{display:none;background:none;border:0;color:#fff;font-size:26px;cursor:pointer}

    /* ---------- hero ---------- */
    .hero{padding:150px 0 70px;overflow:hidden}
    .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;position:relative;z-index:2}
    .hero h1{font-size:clamp(42px,6.4vw,78px);margin:22px 0 20px}
    .hero .lead{font-size:clamp(17px,2vw,21px);color:var(--mist);max-width:33ch;margin-bottom:32px}
    .hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:22px}
    .hero-trust{display:flex;gap:22px;flex-wrap:wrap;font-size:13.5px;color:var(--mute);font-weight:600}
    .hero-trust b{color:var(--cyan)}
    .hero-phone{position:relative;justify-self:center;max-width:360px}
    .hero-phone .glow{position:absolute;inset:-12% -8%;background:radial-gradient(60% 55% at 60% 40%,rgba(23,162,184,.5),transparent 70%);filter:blur(30px);z-index:0}
    .hero-phone img{position:relative;z-index:1;border-radius:38px;box-shadow:0 40px 90px rgba(0,0,0,.55)}
    .float-chip{position:absolute;z-index:3;background:rgba(10,28,31,.9);border:1px solid var(--line);backdrop-filter:blur(8px);border-radius:16px;padding:11px 15px;box-shadow:0 12px 30px rgba(0,0,0,.4);display:flex;gap:10px;align-items:center;font-size:13px;font-weight:700}
    .float-chip .dot{width:34px;height:34px;border-radius:10px;background:var(--grad);display:grid;place-items:center;font-size:14px;color:#042026;font-weight:800}
    .fc1{top:14%;left:-10%;animation:floaty 5s ease-in-out infinite}
    .fc2{top:52%;right:-12%;animation:floaty 6s ease-in-out infinite .8s}
    .fc3{bottom:9%;left:-6%;animation:floaty 5.5s ease-in-out infinite .4s}
    @keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}

    /* ---------- marquee (press) ---------- */
    .press{padding:34px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--ink)}
    .press p{text-align:center;font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--mute);font-weight:700;margin-bottom:20px}
    .marquee{overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
    .marquee-track{display:flex;gap:56px;width:max-content;animation:scroll 34s linear infinite;align-items:center}
    .marquee img{height:26px;width:auto;opacity:.55;filter:brightness(0) invert(1)}
    @keyframes scroll{to{transform:translateX(-50%)}}

    /* ---------- generic section ---------- */
    .sec{padding:96px 0}
    .sec-head{max-width:760px;margin:0 auto 56px;text-align:center}
    .sec-head h2{font-size:clamp(30px,4.4vw,50px);margin:16px 0}
    .sec-head p{color:var(--mist);font-size:18px}

    /* problem grid */
    .prob-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .prob-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:30px;transition:.3s}
    .prob-card:hover{transform:translateY(-5px);border-color:var(--teal);background:var(--surface2)}
    .prob-card .ic{font-size:26px;margin-bottom:14px}
    .prob-card h3{font-size:20px;margin-bottom:10px;letter-spacing:-.01em}
    .prob-card p{color:var(--mist);font-size:15px}
    .prob-card .stat{margin-top:16px;font-size:13px;font-weight:700;color:var(--cyan)}

    /* big idea */
    .idea{background:linear-gradient(180deg,var(--bg),var(--ink));text-align:center;padding:110px 0}
    .idea h2{font-size:clamp(34px,6vw,68px);max-width:16ch;margin:0 auto 22px}
    .idea p{color:var(--mist);font-size:19px;max-width:52ch;margin:0 auto}

    /* steps */
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:s}
    .step{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:28px}
    .step .n{font-size:15px;font-weight:800;color:#042026;background:var(--grad);width:38px;height:38px;border-radius:11px;display:grid;place-items:center;margin-bottom:18px}
    .step h3{font-size:18px;margin-bottom:9px}
    .step p{color:var(--mist);font-size:14.5px}

    /* feature rows */
    .feat{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;margin-bottom:112px}
    .feat:nth-child(even) .feat-media{order:2}
    .feat-media{position:relative;display:flex;justify-content:center}
    .feat-media .fglow{position:absolute;inset:6% 10%;background:radial-gradient(circle,rgba(23,162,184,.4),transparent 70%);filter:blur(40px)}
    .feat-media img{position:relative;border-radius:26px;max-width:330px;box-shadow:0 30px 70px rgba(0,0,0,.5)}
    .feat-media.card img{border-radius:20px;max-width:400px}
    .feat-txt .eyebrow{margin-bottom:16px;display:block}
    .feat-txt h2{font-size:clamp(26px,3.6vw,40px);margin-bottom:16px}
    .feat-txt p{color:var(--mist);font-size:17px;margin-bottom:20px}
    .feat-list{list-style:none;display:grid;gap:12px}
    .feat-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--white)}
    .feat-list svg{flex:0 0 auto;width:22px;height:22px;margin-top:1px;fill:var(--teal)}

    /* science / stats */
    .science{background:var(--ink);border-top:1px solid var(--line)}
    .stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:16px}
    .stat-card{text-align:center;padding:20px}
    .stat-card .big{font-size:clamp(40px,6vw,60px);font-weight:900;line-height:1;letter-spacing:-.03em}
    .stat-card .lbl{color:var(--mist);font-size:14.5px;margin-top:10px}
    .science-note{text-align:center;color:var(--mute);font-size:13px;margin-top:36px;max-width:70ch;margin-left:auto;margin-right:auto}

    /* privacy strip */
    .safe{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:34px;padding:20px 20px 0;overflow:hidden}
    .safe-txt{padding:40px 8px 40px 30px}
    .safe-txt h2{font-size:clamp(26px,3.6vw,42px);margin:14px 0 18px}
    .safe-txt p{color:var(--mist);font-size:16px;margin-bottom:22px}
    .safe-media{align-self:end}
    .safe-media img{border-radius:22px 22px 0 0;box-shadow:0 -10px 60px rgba(23,162,184,.25)}
    .pill-row{display:flex;flex-wrap:wrap;gap:10px}
    .pill{background:rgba(23,162,184,.12);border:1px solid var(--teal);color:var(--cyan);border-radius:30px;padding:8px 16px;font-size:13.5px;font-weight:600}

    /* final cta */
    .cta{text-align:center;padding:120px 0}
    .cta-box{background:var(--grad);border-radius:40px;padding:70px 40px;position:relative;overflow:hidden}
    .cta-box h2{color:#042026;font-size:clamp(32px,5vw,56px);margin-bottom:16px}
    .cta-box p{color:#063038;font-size:19px;font-weight:600;margin-bottom:32px;opacity:.9}
    .cta-box .btn-dark{background:#06161A;color:#fff;box-shadow:0 12px 30px rgba(0,0,0,.3)}
    .cta-box .btn-dark:hover{transform:translateY(-2px)}
    .cta-ctas{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

    /* footer */
    footer{background:var(--ink);border-top:1px solid var(--line);padding:64px 0 34px}
    .foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;margin-bottom:48px}
    .foot-brand img{height:40px;margin-bottom:18px}
    .foot-brand p{color:var(--mist);font-size:14.5px;max-width:34ch}
    .foot-social{display:flex;gap:12px;margin-top:20px}
    .foot-social a{width:40px;height:40px;border-radius:11px;background:var(--surface);border:1px solid var(--line);display:grid;place-items:center;transition:.25s}
    .foot-social a:hover{background:var(--teal);border-color:var(--teal)}
    .foot-social img{width:18px;height:18px;filter:brightness(0) invert(1)}
    .foot-col h4{font-size:13px;letter-spacing:.16em;text-transform:uppercase;color:var(--white);margin-bottom:16px}
    .foot-col a{display:block;color:var(--mist);font-size:14.5px;margin-bottom:11px;transition:.2s}
    .foot-col a:hover{color:var(--cyan)}
    .foot-bottom{border-top:1px solid var(--line);padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;color:var(--mute);font-size:13px}

    /* reveal */
    .js .reveal{opacity:0;transform:translateY(30px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
    .js .reveal.in{opacity:1;transform:none}
    .js .reveal.d1{transition-delay:.08s}.js .reveal.d2{transition-delay:.16s}.js .reveal.d3{transition-delay:.24s}
    @media(prefers-reduced-motion:reduce){.js .reveal{opacity:1;transform:none;transition:none}.float-chip,.marquee-track{animation:none!important}}

    /* responsive */
    @media(max-width:900px){
      .hero-grid,.feat,.safe{grid-template-columns:1fr}
      .feat:nth-child(even) .feat-media{order:0}
      .hero{padding-top:120px;text-align:center}
      .hero .lead{margin-left:auto;margin-right:auto}
      .hero-ctas,.hero-trust{justify-content:center}
      .hero-phone{margin-top:40px}
      .prob-grid,.steps,.stat-grid{grid-template-columns:1fr 1fr}
      .safe-txt{padding:34px 20px}
      .safe-media{max-width:360px;margin:0 auto}
      .nav-links{display:none}
      .foot-grid{grid-template-columns:1fr 1fr}
    }
    @media(max-width:560px){
      .prob-grid,.steps,.stat-grid,.foot-grid{grid-template-columns:1fr}
      .nav-cta .btn-ghost{display:none}
      .float-chip{display:none}
    }

/* ---------- subpage / doc styles ---------- */
.page-hero{padding:150px 0 40px;text-align:center;position:relative}
.page-hero .eyebrow{margin-bottom:14px}
.page-hero h1{font-size:clamp(34px,5.5vw,60px);margin:14px 0 0}
.page-hero p.sub{color:var(--mist);font-size:18px;margin-top:16px;max-width:60ch;margin-left:auto;margin-right:auto}
.doc{max-width:820px;margin:0 auto;padding:20px 0 40px}
.doc.wide{max-width:1080px}
.legal{max-width:820px;margin:0 auto;padding:10px 0 40px;color:var(--mist)}
.legal h2{color:var(--white);font-size:clamp(22px,3vw,30px);margin:40px 0 14px;letter-spacing:-.01em}
.legal h2 span{color:var(--cyan)}
.legal h3{color:var(--white);font-size:20px;margin:26px 0 10px}
.legal p{margin-bottom:16px;font-size:16px;line-height:1.75}
.legal ul,.legal ol{margin:0 0 16px 22px}
.legal li{margin-bottom:8px;font-size:16px}
.legal a{color:var(--cyan);text-decoration:underline}
.legal strong,.legal b{color:var(--white)}
/* card grid for content pages */
.info-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:32px;margin-bottom:20px}
.info-card h2{font-size:22px;margin-bottom:10px}
.info-card h2 span{color:var(--cyan)}
.info-card p{color:var(--mist);font-size:16px;margin-bottom:12px}
.info-card a{color:var(--cyan);text-decoration:none;font-weight:600}
.info-card a:hover{text-decoration:underline}
/* faq accordion */
.faq{max-width:820px;margin:0 auto}
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:16px;margin-bottom:14px;overflow:hidden}
.faq details[open]{border-color:var(--teal)}
.faq summary{list-style:none;cursor:pointer;padding:22px 26px;font-weight:700;font-size:18px;color:var(--white);display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--teal);font-size:26px;font-weight:400;transition:.25s;line-height:1}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .ans{padding:0 26px 24px;color:var(--mist);font-size:16px;line-height:1.75}
/* download strip on subpages */
.dl-strip{text-align:center;padding:60px 0 20px}
.dl-strip .cta-ctas{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:22px}
.press-assets{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:760px){.press-assets{grid-template-columns:1fr}}