:root{
  color-scheme:dark;
  --bg:#071018;
  --bg-2:#0a141e;
  --panel:#0d1924;
  --panel-2:#101f2c;
  --line:rgba(160,190,205,.15);
  --line-strong:rgba(150,210,205,.24);
  --text:#eef7f6;
  --muted:#93a7ad;
  --soft:#c8d5d7;
  --teal:#52d2b6;
  --teal-2:#9ff0df;
  --blue:#67aefb;
  --shadow:0 24px 70px rgba(0,0,0,.28);
  --radius:18px;
  --shell:min(1180px,calc(100vw - 40px));
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  min-width:320px;
  background:
    radial-gradient(circle at 50% -10%,rgba(36,117,126,.11),transparent 35%),
    linear-gradient(180deg,#071018 0%,#071018 28%,#08121a 100%);
  color:var(--text);
  font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  font-size:15px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}

a{color:inherit;text-decoration:none}
button,input{font:inherit}
.shell{width:var(--shell);margin-inline:auto}

.ambient{position:fixed;inset:auto;pointer-events:none;filter:blur(80px);opacity:.15;z-index:-1}
.ambient-a{width:360px;height:360px;background:#159b8b;top:70px;left:-180px}
.ambient-b{width:420px;height:420px;background:#286aa8;top:280px;right:-220px}

.site-header{
  position:sticky;top:0;z-index:30;
  background:rgba(7,16,24,.76);
  backdrop-filter:blur(20px);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.nav-shell{height:68px;display:flex;align-items:center;gap:26px}
.brand{display:inline-flex;align-items:center;gap:10px;min-width:max-content}
.brand img{display:block;object-fit:contain;border-radius:10px}
.brand>span{display:flex;align-items:baseline;gap:7px}
.brand strong{font-size:14px;font-weight:650;letter-spacing:.01em}
.brand small{font-size:10px;letter-spacing:.14em;color:var(--teal-2);font-weight:700}
.nav-links{display:flex;align-items:center;gap:26px;margin-left:auto;color:#a9b9bd;font-size:13px}
.nav-links a{transition:color .2s ease}
.nav-links a:hover{color:#fff}
.button{
  min-height:44px;padding:0 18px;border:1px solid transparent;border-radius:11px;
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-size:13px;font-weight:650;letter-spacing:.005em;transition:.2s ease;
}
.button:hover{transform:translateY(-1px)}
.button-small{min-height:36px;padding-inline:14px;font-size:12px}
.button-primary{background:linear-gradient(135deg,#57d8bd,#48bca8);color:#04110f;box-shadow:0 9px 26px rgba(57,184,159,.15)}
.button-primary:hover{filter:brightness(1.06);box-shadow:0 10px 32px rgba(57,184,159,.23)}
.button-ghost{border-color:var(--line-strong);background:rgba(255,255,255,.025);color:#d8e4e5}
.button-ghost:hover{border-color:rgba(110,220,198,.42);background:rgba(255,255,255,.045)}

.hero{padding:88px 0 74px;display:grid;grid-template-columns:minmax(0,.92fr) minmax(520px,1.08fr);gap:62px;align-items:center}
.eyebrow{font-size:11px;line-height:1.3;letter-spacing:.15em;font-weight:720;color:#76d8c5;text-transform:uppercase}
.hero .eyebrow{display:flex;align-items:center;gap:8px;color:#91b1b6;letter-spacing:.09em;text-transform:none}
.status-dot{width:7px;height:7px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 5px rgba(82,210,182,.09)}
.hero h1{margin:20px 0 20px;font-size:clamp(42px,5vw,69px);line-height:1.01;letter-spacing:-.05em;font-weight:610}
.hero h1 span{font-weight:420;color:#adc2c5}
.hero-lead{max-width:640px;margin:0;color:#a7b9bd;font-size:17px;line-height:1.72}
.hero-actions{display:flex;gap:10px;margin-top:30px;flex-wrap:wrap}
.hero-meta{display:flex;flex-wrap:wrap;gap:9px 17px;margin-top:26px;color:#758b91;font-size:11px;letter-spacing:.04em;text-transform:uppercase}
.hero-meta span{position:relative}
.hero-meta span:not(:last-child)::after{content:"";position:absolute;right:-10px;top:50%;width:3px;height:3px;border-radius:50%;background:#48616a}

.product-frame{border:1px solid rgba(127,196,192,.21);border-radius:19px;background:linear-gradient(180deg,rgba(19,34,46,.96),rgba(8,18,27,.98));box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.035);overflow:hidden;position:relative}
.product-frame::after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(145deg,rgba(78,213,184,.04),transparent 27%)}
.window-bar{height:48px;padding:0 14px 0 16px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(255,255,255,.055);background:rgba(5,12,18,.45)}
.window-brand{display:flex;align-items:center;gap:9px;color:#bac9cc;font-size:11px;font-weight:600}
.mini-mark{width:23px;height:23px;display:inline-flex;align-items:center;justify-content:center;border-radius:7px;border:1px solid rgba(82,210,182,.35);background:rgba(82,210,182,.07);color:#8fe2d1;font-size:11px;font-weight:750}
.connection-pill{font-size:9px;letter-spacing:.09em;color:#9fc8c0;border:1px solid rgba(83,200,177,.22);background:rgba(61,181,158,.06);padding:5px 8px;border-radius:20px}
.connection-pill span{display:inline-block;width:5px;height:5px;border-radius:50%;background:#57d7b8;margin-right:5px}
.mock-layout{display:grid;grid-template-columns:134px 1fr;min-height:410px}
.mock-sidebar{padding:15px 10px;background:rgba(4,11,17,.43);border-right:1px solid rgba(255,255,255,.055)}
.side-title{font-size:8px;letter-spacing:.16em;color:#566f77;padding:4px 7px 9px}
.side-item{width:100%;height:42px;border:0;background:transparent;color:#7f949a;border-radius:8px;padding:0 9px;display:flex;justify-content:space-between;align-items:center;font-size:10px;text-align:left}
.side-item small{font-size:7px;color:#4f6971}
.side-item.active{background:linear-gradient(90deg,rgba(62,189,164,.13),rgba(62,189,164,.035));color:#d7ece8;box-shadow:inset 2px 0 0 #52ceb5}
.side-item.active small{color:#75bbae}
.sidebar-state{margin-top:85px;padding:10px 7px;border-top:1px solid rgba(255,255,255,.05);display:flex;gap:7px;align-items:flex-start}
.sidebar-state>span{width:6px;height:6px;margin-top:5px;border-radius:50%;background:#4dd1b2}
.sidebar-state div{display:flex;flex-direction:column}
.sidebar-state strong{font-size:8px;font-weight:600;color:#8fa4aa}
.sidebar-state small{font-size:7px;color:#536a72}
.mock-main{padding:17px 18px 16px;min-width:0}
.mock-toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:13px}
.mock-toolbar>div{display:flex;flex-direction:column}
.mock-toolbar strong{font-size:10px;letter-spacing:.07em;font-weight:650;color:#c2d3d5}
.mock-toolbar small{font-size:8px;color:#5f777f;margin-top:2px}
.tag{font-size:8px;color:#76cbb9;border:1px solid rgba(92,197,176,.22);padding:4px 7px;border-radius:6px}
.graph-card{height:246px;position:relative;overflow:hidden;border:1px solid rgba(142,180,190,.11);border-radius:12px;background:linear-gradient(180deg,rgba(9,21,29,.96),rgba(7,15,23,.92))}
.graph-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(151,180,187,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(151,180,187,.055) 1px,transparent 1px);background-size:100% 25%,12.5% 100%}
.graph-card::after{content:"0 dB";position:absolute;left:7px;top:49%;font-size:7px;color:#547078;transform:translateY(-50%)}
.graph-card svg{position:absolute;inset:18px 13px 18px 24px;width:calc(100% - 37px);height:calc(100% - 36px);overflow:visible}
.response-line{fill:none;stroke:url(#line);stroke-width:2}
.response-shadow{fill:none;stroke:#43bca7;stroke-width:10;opacity:.07;filter:blur(6px)}
.nodes circle{fill:#0b1821;stroke:#72dac6;stroke-width:2}
.axis-labels{position:absolute;left:25px;right:12px;bottom:6px;display:flex;justify-content:space-between;color:#425c64;font-size:7px}
.control-row{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:10px}
.control{padding:9px 10px;border:1px solid rgba(255,255,255,.055);border-radius:8px;background:rgba(255,255,255,.018);display:flex;flex-direction:column}
.control small{font-size:7px;color:#506a72;letter-spacing:.08em}
.control strong{font-size:9px;color:#a9bbbf;font-weight:600;margin-top:2px}
.control.accent{border-color:rgba(68,205,177,.14);background:rgba(68,205,177,.045)}
.control.accent strong{color:#74d4c1}

.trust-strip{border-block:1px solid rgba(255,255,255,.055);background:rgba(255,255,255,.012)}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);padding:24px 0}
.trust-grid div{padding:1px 26px;border-right:1px solid rgba(255,255,255,.06)}
.trust-grid div:first-child{padding-left:0}
.trust-grid div:last-child{border-right:0}
.trust-grid strong,.trust-grid span{display:block}
.trust-grid strong{font-size:18px;font-weight:560;letter-spacing:-.02em;color:#dcebe9}
.trust-grid span{font-size:10px;color:#6f858b;margin-top:3px}

.section{padding:104px 0}
.section-heading{max-width:670px;margin-bottom:42px}
.section-heading h2,.safety-card h2,.download-card h2{margin:12px 0 12px;font-size:clamp(30px,3.7vw,46px);line-height:1.12;letter-spacing:-.04em;font-weight:540}
.section-heading p,.safety-card p,.download-card p{margin:0;color:#8fa3a8;font-size:15px;line-height:1.75}
.section-heading.compact{max-width:480px;margin-bottom:0}
.feature-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:13px}
.feature-card{position:relative;min-height:220px;padding:28px 28px;border:1px solid rgba(141,183,190,.11);border-radius:15px;background:linear-gradient(160deg,rgba(18,33,44,.72),rgba(9,19,28,.54));overflow:hidden}
.feature-card::before{content:"";position:absolute;width:200px;height:200px;border-radius:50%;right:-120px;top:-120px;background:#38ad9b;filter:blur(55px);opacity:.045}
.feature-wide{grid-column:1/-1;min-height:250px}
.feature-index{font-size:9px;color:#507078;letter-spacing:.12em}
.feature-card h3{font-size:18px;letter-spacing:-.02em;font-weight:570;margin:28px 0 8px}
.feature-card p{max-width:560px;color:#7f959b;font-size:13px;line-height:1.7;margin:0}
.flow{display:flex;align-items:center;gap:10px;margin-top:34px;max-width:690px}
.flow span{min-width:92px;border:1px solid rgba(152,190,198,.12);padding:9px 12px;border-radius:8px;text-align:center;color:#8ca1a6;font-size:10px;background:rgba(255,255,255,.015)}
.flow i{height:1px;flex:1;background:linear-gradient(90deg,rgba(113,153,162,.22),rgba(82,210,182,.35));position:relative}
.flow i::after{content:"";position:absolute;right:-1px;top:-2px;width:5px;height:5px;border-top:1px solid #6ab5a8;border-right:1px solid #6ab5a8;transform:rotate(45deg)}
.flow .flow-live{color:#76d7c3;border-color:rgba(82,210,182,.22);background:rgba(82,210,182,.05)}

.section-panel{border-block:1px solid rgba(255,255,255,.055);background:linear-gradient(180deg,rgba(255,255,255,.012),rgba(255,255,255,.006))}
.split-section{display:grid;grid-template-columns:.85fr 1.15fr;gap:100px;align-items:start}
.text-link{display:inline-block;margin-top:23px;color:#75d3c0;font-size:12px}
.timeline{border-left:1px solid rgba(98,164,158,.18)}
.timeline-item{display:grid;grid-template-columns:40px 1fr;gap:14px;position:relative;padding:0 0 31px 0}
.timeline-item:last-child{padding-bottom:0}
.timeline-item>span{width:25px;height:25px;margin-left:-13px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:#0b1821;border:1px solid rgba(79,199,177,.27);color:#73cdbb;font-size:9px}
.timeline-item strong{font-size:13px;font-weight:600;color:#c9d8da}
.timeline-item p{margin:3px 0 0;color:#6f858b;font-size:12px}

.safety-card{border:1px solid rgba(137,188,192,.13);border-radius:18px;padding:42px;display:grid;grid-template-columns:1fr .95fr;gap:70px;background:linear-gradient(140deg,rgba(17,33,43,.72),rgba(7,17,25,.82));box-shadow:inset 0 1px 0 rgba(255,255,255,.025)}
.safety-card h2{font-size:36px}
.safety-matrix{display:grid;grid-template-columns:1fr 1fr;gap:9px;align-content:start}
.safety-matrix>div{min-height:112px;padding:17px;border:1px solid rgba(255,255,255,.06);border-radius:11px;background:rgba(255,255,255,.017);display:grid;grid-template-columns:auto 1fr;column-gap:9px;align-content:center}
.safety-matrix span{grid-row:1/3;width:20px;height:20px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:10px}
.safety-matrix .ok{background:rgba(79,205,179,.09);color:#62d2bb;border:1px solid rgba(79,205,179,.15)}
.safety-matrix .warn{background:rgba(160,181,184,.06);color:#758d92;border:1px solid rgba(160,181,184,.1)}
.safety-matrix strong{font-size:11px;font-weight:600;color:#b9cacc}
.safety-matrix small{font-size:9px;color:#637b82}

.download-section{padding-top:32px}
.download-card{display:grid;grid-template-columns:1.25fr .75fr;gap:70px;padding:42px 44px;border-radius:18px;border:1px solid rgba(96,206,184,.18);background:linear-gradient(130deg,rgba(26,68,67,.28),rgba(11,27,36,.75) 46%,rgba(12,23,32,.9));box-shadow:0 22px 60px rgba(0,0,0,.14)}
.download-card h2{font-size:36px}
.download-actions{display:flex;flex-direction:column;justify-content:center;gap:10px}
.release-note{text-align:center;margin-top:5px;font-size:10px;color:#6e9892}
.unsigned-note{text-align:center;max-width:770px;margin:17px auto 0;color:#587078;font-size:9px}

footer{border-top:1px solid rgba(255,255,255,.055);margin-top:30px}
.footer-inner{min-height:104px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.footer-brand>span:last-child{display:flex;flex-direction:column;align-items:flex-start;gap:0}
.footer-brand strong{font-size:11px;color:#9db0b4}
.footer-brand small{font-size:8px;color:#526970;text-transform:none;letter-spacing:0}
.footer-links{display:flex;gap:24px;font-size:10px;color:#6f858b}
.footer-links a:hover{color:#a9c5c3}

@media (max-width:1000px){
  .hero{grid-template-columns:1fr;gap:48px;padding-top:68px}
  .hero-copy{max-width:760px}
  .product-frame{max-width:820px;width:100%}
  .split-section{gap:60px}
  .safety-card{gap:42px}
}

@media (max-width:760px){
  :root{--shell:min(100% - 28px,1180px)}
  .nav-links{display:none}
  .nav-shell{gap:12px}
  .nav-shell>.button{margin-left:auto}
  .hero{padding:58px 0 54px}
  .hero h1{font-size:42px}
  .hero-lead{font-size:15px}
  .mock-layout{grid-template-columns:94px 1fr;min-height:360px}
  .side-item{font-size:9px}.side-item small{display:none}
  .sidebar-state{display:none}
  .graph-card{height:205px}
  .control-row{grid-template-columns:1fr 1fr}
  .trust-grid{grid-template-columns:1fr 1fr;gap:22px 0}
  .trust-grid div:nth-child(2){border-right:0}
  .trust-grid div:nth-child(3){padding-left:0}
  .section{padding:78px 0}
  .feature-grid{grid-template-columns:1fr}.feature-wide{grid-column:auto}
  .flow{flex-wrap:wrap}.flow i{display:none}.flow span{flex:1;min-width:120px}
  .split-section{grid-template-columns:1fr;gap:50px}
  .safety-card{grid-template-columns:1fr;padding:28px;gap:35px}
  .download-card{grid-template-columns:1fr;padding:30px;gap:30px}
  .footer-inner{padding:28px 0;align-items:flex-start;flex-direction:column}
}

@media (max-width:520px){
  .brand img{width:32px;height:32px}
  .nav-shell>.button{padding-inline:11px;font-size:10px}
  .hero h1{font-size:36px}
  .hero-actions .button{width:100%}
  .product-frame{border-radius:14px}
  .mock-sidebar{display:none}.mock-layout{grid-template-columns:1fr}.mock-main{padding:14px}
  .trust-grid{grid-template-columns:1fr}.trust-grid div{padding:0!important;border-right:0}
  .trust-grid div:not(:last-child){padding-bottom:15px!important;border-bottom:1px solid rgba(255,255,255,.05)}
  .safety-matrix{grid-template-columns:1fr}
  .safety-card h2,.download-card h2{font-size:30px}
  .footer-links{flex-wrap:wrap;gap:14px 20px}
}

@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button{transition:none}}