:root{
  --ink:#10222e; --ink2:#3d5260; --muted:#6b7f8c;
  --bg:#ffffff; --soft:#f3f7f7; --line:#dfe8ea;
  --teal:#0f7c86; --teal-d:#0a5d65; --teal-l:#e3f2f3;
  --navy:#132634;
  --r:18px; --shadow:0 10px 30px rgba(16,34,46,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Manrope",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--teal)}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
section{padding:96px 0;scroll-margin-top:64px}
section.alt{background:var(--soft)}
h1,h2,h3{line-height:1.15;margin:0 0 16px;letter-spacing:-.02em}
h1{font-size:clamp(34px,5vw,58px);font-weight:800}
h1 em{font-style:normal;color:var(--teal)}
h2{font-size:clamp(28px,3.4vw,42px);font-weight:800;max-width:820px}
h3{font-size:20px;font-weight:700}
p{margin:0 0 14px}
.kicker{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--teal);margin-bottom:14px}
.lead{font-size:19px;color:var(--ink2);max-width:760px}
.muted{color:var(--muted)}

/* header */
header{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
header .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:20px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;color:var(--ink);text-decoration:none}
.brand svg{width:30px;height:30px}
nav{display:flex;gap:22px;align-items:center}
nav a{color:var(--ink2);text-decoration:none;font-size:15px;font-weight:600}
nav a:hover{color:var(--teal)}

/* buttons */
.btn{display:inline-block;background:var(--teal);color:#fff;text-decoration:none;font-weight:700;padding:14px 26px;border-radius:999px;margin:8px 12px 0 0;transition:.2s}
.btn:hover{background:var(--teal-d)}
.btn.ghost{background:transparent;color:var(--teal);box-shadow:inset 0 0 0 2px var(--teal)}
.btn.ghost:hover{background:var(--teal-l)}
nav .btn{padding:9px 18px;font-size:14px;margin:0;color:#fff}
nav .btn:hover{color:#fff}

/* hero */
.hero{padding:72px 0 88px;background:radial-gradient(1000px 500px at 85% 10%,#e2f3f4 0,transparent 60%),#fff}
.hero .grid{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center}
.hero-photo{position:relative}
.hero-photo img{border-radius:24px;box-shadow:var(--shadow);aspect-ratio:4/3;object-fit:cover;width:100%}
.float{position:absolute;background:#fff;border-radius:16px;box-shadow:var(--shadow);padding:14px 18px;font-size:14px;color:var(--ink2);line-height:1.35;max-width:210px}
.float b{display:block;font-size:26px;color:var(--ink);font-weight:800}
.float.f1{left:-28px;bottom:36px}
.float.f2{right:-18px;top:28px}
.hero-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:36px;padding-top:28px;border-top:1px solid var(--line)}
.hero-facts div{font-size:14px;color:var(--muted);line-height:1.35}
.hero-facts b{display:block;font-size:20px;white-space:nowrap;color:var(--ink);font-weight:800}

/* cards */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:22px;margin-top:36px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px}
section.alt .card{border-color:transparent;box-shadow:0 2px 10px rgba(16,34,46,.04)}
.card p{color:var(--ink2);margin:0;font-size:16px}
.icon{width:48px;height:48px;border-radius:14px;background:var(--teal-l);display:grid;place-items:center;margin-bottom:16px}
.icon svg{width:26px;height:26px;stroke:var(--teal);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

/* compare */
.compare{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:40px}
.compare .card{position:relative}
.compare .card h3{margin-bottom:6px}
.compare .price{font-size:15px;font-weight:700;color:var(--muted);margin-bottom:16px}
.compare ul{list-style:none;padding:0;margin:0}
.compare li{padding:8px 0 8px 28px;position:relative;font-size:15.5px;color:var(--ink2);border-top:1px solid var(--line)}
.compare li:first-child{border-top:0}
.compare li::before{content:"";position:absolute;left:4px;top:16px;width:10px;height:10px;border-radius:50%;background:#c9d4d8}
.compare li.y::before{background:var(--teal)}
.compare .card.best{border:2px solid var(--teal);box-shadow:var(--shadow)}
.compare .card.best .price{color:var(--teal)}
.badge{position:absolute;top:-13px;left:24px;background:var(--teal);color:#fff;font-size:12px;font-weight:700;padding:4px 12px;border-radius:999px;letter-spacing:.04em}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:40px}
.step{position:relative;padding-top:6px}
.step .n{width:44px;height:44px;border-radius:50%;background:var(--teal);color:#fff;display:grid;place-items:center;font-weight:800;margin-bottom:16px;position:relative;z-index:1}
.step:not(:last-child)::after{content:"";position:absolute;top:28px;left:52px;right:-14px;height:2px;background:linear-gradient(90deg,var(--teal) 0,var(--line) 100%)}
.step p{color:var(--ink2);font-size:16px}
.timebar{margin-top:44px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px 26px;display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.timebar b{font-size:30px;color:var(--teal);font-weight:800;white-space:nowrap}
.timebar p{margin:0;color:var(--ink2);flex:1;min-width:240px}

/* product */
.product{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;margin-top:64px}
.product.rev>figure{order:2}
figure{margin:0}
figure img{border-radius:var(--r);box-shadow:var(--shadow);width:100%;aspect-ratio:16/10;object-fit:cover}
figcaption{font-size:14px;color:var(--muted);margin-top:10px}
.tag{display:inline-block;font-size:12px;font-weight:700;color:var(--teal);background:var(--teal-l);padding:4px 10px;border-radius:999px;margin-bottom:12px}
.ticks{list-style:none;padding:0;margin:14px 0 0}
.ticks li{padding:6px 0 6px 30px;position:relative;color:var(--ink2)}
.ticks li::before{content:"";position:absolute;left:0;top:10px;width:20px;height:20px;border-radius:50%;background:var(--teal-l) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 10.5l3 3 7-7' fill='none' stroke='%230f7c86' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat}

/* session timeline */
.session{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;margin-top:40px}
.tl{display:grid;grid-template-columns:44px 1fr;gap:18px;padding:18px 0;border-top:1px solid var(--line)}
.tl:first-child{border-top:0;padding-top:0}
.tl .n{width:36px;height:36px;border-radius:50%;background:var(--teal-l);color:var(--teal);display:grid;place-items:center;font-weight:800;font-size:15px}
.tl h3{font-size:18px;margin-bottom:4px}
.tl p{color:var(--ink2);margin:0;font-size:16px}
.session figure{position:sticky;top:96px}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:40px}
.stat{background:#fff;border-radius:var(--r);padding:26px;border:1px solid var(--line)}
.stat b{display:block;font-size:40px;font-weight:800;color:var(--teal);letter-spacing:-.02em;line-height:1.1;margin-bottom:8px}
.stat span{color:var(--ink2);font-size:15px;line-height:1.4;display:block}
.bars{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:22px}
.bar-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px}
.bar-card h3{font-size:16px;margin-bottom:6px}
.bar-card .muted{font-size:14px;margin-bottom:14px}
.bar-row{display:grid;grid-template-columns:104px 1fr 70px;align-items:center;gap:10px;margin:10px 0;font-size:14px;color:var(--ink2)}
.bar-track{height:12px;background:var(--soft);border-radius:6px;overflow:hidden}
.bar-fill{height:100%;border-radius:6px;background:#b8c6cc}
.bar-fill.good{background:var(--teal)}
.bar-row .v{text-align:right;font-weight:700;color:var(--ink)}
.note{font-size:15px;color:var(--muted);margin-top:22px;max-width:860px}

/* specs */
.specs-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.specs{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--r);overflow:hidden;border:1px solid var(--line)}
.specs td{padding:13px 20px;border-top:1px solid var(--line);font-size:15.5px;vertical-align:top}
.specs tr:first-child td{border-top:0}
.specs td:first-child{color:var(--muted);width:46%}
.specs td:last-child{font-weight:600}
.safety{display:grid;gap:14px}
.safety .card{display:grid;grid-template-columns:48px 1fr;gap:16px;align-items:start;padding:20px}
.safety .icon{margin:0}
.safety h3{font-size:17px;margin-bottom:4px}

/* roadmap */
.road{display:grid;grid-template-columns:repeat(5,1fr);margin-top:48px;position:relative}
.road::before{content:"";position:absolute;top:11px;left:0;right:0;height:2px;background:var(--line)}
.ms{position:relative;padding:38px 18px 0 0}
.ms::before{content:"";position:absolute;top:3px;left:0;width:18px;height:18px;border-radius:50%;background:#fff;border:3px solid #c9d4d8;box-sizing:border-box}
.ms.done::before{background:var(--teal);border-color:var(--teal)}
.ms.now::before{border-color:var(--teal)}
.ms .y{font-weight:800;color:var(--teal);font-size:15px}
.ms h3{font-size:17px;margin:4px 0 6px}
.ms p{font-size:15px;color:var(--ink2);margin:0}

/* team */
.team{display:grid;grid-template-columns:320px 1fr;gap:48px;align-items:center;margin-top:36px}
.portrait{border-radius:24px;box-shadow:var(--shadow);aspect-ratio:1/1;object-fit:cover;width:100%}
.team .role{color:var(--teal);font-weight:700;margin-bottom:14px}
.team ul{margin:10px 0 0;padding-left:20px;color:var(--ink2)}
.team li{margin:4px 0}
.lab{margin-top:56px}
.lab img{aspect-ratio:16/7;object-position:center 40%}

/* pubs */
.pubs{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:26px;margin-top:32px}
.pub{border-left:3px solid var(--teal);padding:4px 0 4px 18px}
.pub h3{font-size:17px;margin-bottom:6px}
.pub p{color:var(--ink2);font-size:15.5px;margin:0}

/* faq */
.faq{max-width:860px;margin-top:32px}
details{border-top:1px solid var(--line);padding:18px 0}
details:last-child{border-bottom:1px solid var(--line)}
summary{cursor:pointer;font-weight:700;font-size:18px;list-style:none;display:flex;justify-content:space-between;gap:20px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--teal);font-size:26px;line-height:1;transition:.2s}
details[open] summary::after{transform:rotate(45deg)}
details p{color:var(--ink2);margin:12px 0 0}

/* contacts */
.cta{background:linear-gradient(135deg,var(--teal) 0,var(--teal-d) 100%);color:#fff;border-radius:28px;padding:56px;display:grid;grid-template-columns:1.3fr 1fr;gap:40px;align-items:center}
.cta h2,.cta .kicker{color:#fff}
.cta p{color:#d6eef0}
.cta .btn{background:#fff;color:var(--teal-d)}
.cta .btn:hover{background:#e9f6f7}
.req{background:rgba(255,255,255,.1);border-radius:18px;padding:24px;font-size:15px;line-height:1.8}
.req a{color:#fff}

/* support + footer */
.support{background:var(--navy);color:#cfd9e0;padding:48px 0}
.support .wrap{display:grid;grid-template-columns:auto 1fr;gap:40px;align-items:center}
.logos{display:flex;gap:28px;align-items:center}
.logos img{height:54px;width:auto}
.support p{margin:0;font-size:15px;line-height:1.6}
footer{background:var(--navy);color:#8ea3b1;font-size:14px;padding:0 0 32px}
footer .wrap{border-top:1px solid rgba(255,255,255,.1);padding-top:24px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}

@media (max-width:980px){
  nav a:not(.btn){display:none}
  .hero .grid,.product,.team,.cta,.support .wrap,.session,.specs-grid{grid-template-columns:1fr}
  .product.rev>figure{order:0}
  .compare,.bars{grid-template-columns:1fr}
  .compare{gap:30px}
  .steps,.stats{grid-template-columns:1fr 1fr}
  .step::after{display:none}
  .session figure{position:static}
  .road{grid-template-columns:1fr}
  .road::before{top:0;bottom:0;left:8px;right:auto;width:2px;height:auto}
  .ms{padding:0 0 26px 38px}
  .float.f1{left:12px;bottom:12px}.float.f2{right:12px;top:12px}
  .team{gap:28px}.portrait{max-width:300px}
  .cta{padding:32px}
  section{padding:68px 0}
  .product{gap:28px;margin-top:48px}
}
@media (max-width:560px){
  .wrap{padding:0 16px}
  .steps,.stats,.hero-facts{grid-template-columns:1fr}
  .float{display:none}
  .logos img{height:44px}
  .bar-row{grid-template-columns:84px 1fr 60px}
  .brand{font-size:17px}
  nav .btn{padding:8px 14px}
}