:root{
  --bg:#071019;
  --bg2:#0a1521;
  --panel:#0e1c2a;
  --panel2:#132638;
  --text:#f0f6fa;
  --muted:#9fb1c1;
  --line:#22394e;
  --green:#54e69a;
  --green2:#28c978;
  --red:#ff7582;
  --amber:#ffd166;
  --shadow:0 24px 80px rgba(0,0,0,.30);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--text);
  background:
    radial-gradient(circle at 85% 4%,rgba(84,230,154,.10),transparent 25%),
    linear-gradient(180deg,#071019 0%,#08131f 56%,#071019 100%);
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
a{color:inherit;text-decoration:none}
button{font:inherit}
.wrap{width:min(1180px,calc(100% - 40px));margin-inline:auto}
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(7,16,25,.86);
  backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(255,255,255,.065)
}
.nav{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand-link{display:flex;align-items:center}
.brand-logo{height:40px;width:auto;display:block}
.nav-links{display:flex;gap:24px;align-items:center;font-size:14px;color:#c8d4dd}
.nav-links a:not(.button):hover{color:#fff}
.menu-button{display:none;background:transparent;color:#fff;border:1px solid var(--line);border-radius:8px;padding:8px 11px}
.mobile-menu{display:none;padding:8px 0 18px;flex-direction:column;gap:10px}
.mobile-menu.open{display:flex}
.mobile-menu a{padding:8px 0;color:#cad6df}

.button{
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:9px;padding:12px 17px;font-weight:800;
  border:1px solid var(--line);cursor:pointer;transition:.18s ease;
}
.button:hover{transform:translateY(-1px)}
.button.primary{background:var(--green);border-color:var(--green);color:#07140d}
.button.primary:hover{background:#68efa8}
.button.secondary{background:var(--panel2);color:#fff}
.button.compact{padding:9px 13px}
.button.large{padding:14px 20px}

.hero{
  padding:96px 0 78px;
  display:grid;grid-template-columns:1.05fr .95fr;gap:58px;align-items:center
}
.eyebrow{
  font-size:12px;font-weight:850;letter-spacing:.14em;
  text-transform:uppercase;color:var(--green);margin-bottom:12px
}
h1{
  margin:0 0 18px;font-size:clamp(60px,8vw,94px);
  line-height:.9;letter-spacing:-5px
}
h1 span{color:var(--green)}
.hero-lead{font-size:23px;line-height:1.35;font-weight:760;margin:0 0 13px;max-width:750px}
.hero-sub{font-size:17px;line-height:1.62;color:#c8d5df;margin:0;max-width:730px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.hero-rule{margin-top:24px;color:var(--muted);font-size:13px;letter-spacing:.03em}

.signal-stage{
  min-height:470px;border:1px solid var(--line);border-radius:28px;
  position:relative;overflow:hidden;background:
    radial-gradient(circle at 55% 35%,rgba(84,230,154,.08),transparent 24%),
    linear-gradient(145deg,#0a1724,#09121c);
  box-shadow:var(--shadow)
}
.ambient-glow{
  position:absolute;width:270px;height:270px;border-radius:50%;
  background:rgba(84,230,154,.08);filter:blur(50px);
  left:35%;top:12%
}
.beam{
  position:absolute;left:45%;top:28%;width:62%;height:105px;
  background:linear-gradient(90deg,rgba(84,230,154,.62),rgba(84,230,154,.17),transparent);
  clip-path:polygon(0 30%,100% 0,100% 100%,0 70%);
  filter:blur(2px)
}
.signal-unit{position:absolute;left:34%;top:12%;transform:translateX(-50%);z-index:2}
.signal-head{
  width:116px;height:190px;border:4px solid #8498ab;border-radius:17px;
  background:#1a2837;padding-top:20px;position:relative;
  box-shadow:0 20px 50px rgba(0,0,0,.42)
}
.signal-light{width:48px;height:48px;border-radius:50%;margin:0 auto 22px}
.signal-light.green{
  background:var(--green);
  box-shadow:0 0 26px 8px rgba(84,230,154,.75),0 0 75px 20px rgba(84,230,154,.20)
}
.signal-light.dark{background:#334456}
.signal-hood{position:absolute;width:74px;height:25px;border-radius:50%;background:#101924;left:17px}
.hood-top{top:4px}.hood-bottom{top:94px}
.signal-mast{width:13px;height:190px;background:#a7b5c3;margin:auto}
.signal-base{width:102px;height:12px;background:#738499;border-radius:6px;margin:-3px auto 0}
.stage-card{
  position:absolute;left:22px;right:22px;bottom:22px;z-index:3;
  background:rgba(8,18,28,.82);backdrop-filter:blur(12px);
  border:1px solid var(--line);border-radius:14px;padding:14px 16px;
  display:flex;gap:12px;align-items:center
}
.stage-card img{width:48px;height:48px}
.stage-card strong{display:block;font-size:18px}
.stage-card span{display:block;color:var(--muted);font-size:12px;margin-top:2px}

.section{padding:80px 0}
.section.alt{background:rgba(255,255,255,.012);border-block:1px solid rgba(255,255,255,.045)}
.section-heading{max-width:850px;margin-bottom:36px}
h2{
  font-size:clamp(34px,4.5vw,56px);line-height:1.03;
  letter-spacing:-2px;margin:0 0 14px
}
.section-heading p,.info-card p,.cta p{
  color:var(--muted);line-height:1.65;margin:0
}
.card-grid{display:grid;gap:16px}
.card-grid.three{grid-template-columns:repeat(3,1fr)}
.info-card{
  padding:24px;border:1px solid var(--line);border-radius:18px;
  background:linear-gradient(180deg,rgba(255,255,255,.020),rgba(255,255,255,.006))
}
.info-card h3{font-size:20px;margin:0 0 10px}
.card-number{color:var(--green);font-size:12px;font-weight:850;letter-spacing:.12em;margin-bottom:22px}
.module-grid{margin-top:32px}

.integration-stack{margin:12px 0 10px}
.source-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}
.source{
  padding:16px 10px;border-radius:12px;text-align:center;font-size:13px;
  color:#cbd6df;background:var(--panel);border:1px solid var(--line)
}
.down-arrow{text-align:center;font-size:28px;color:var(--green);padding:12px 0}
.platform-core{
  border:1px solid rgba(84,230,154,.38);
  background:linear-gradient(180deg,rgba(84,230,154,.10),rgba(84,230,154,.025));
  border-radius:18px;padding:24px 28px;display:flex;gap:16px;align-items:center;justify-content:center
}
.platform-core img{width:58px;height:58px}
.platform-core strong{display:block;font-size:28px}
.platform-core span{display:block;color:var(--muted);font-size:13px;margin-top:5px}

.demo-shell{
  border:1px solid var(--line);border-radius:20px;overflow:hidden;background:#0a1521;box-shadow:var(--shadow)
}
.demo-top{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:15px 18px;border-bottom:1px solid var(--line);background:#0d1a28
}
.demo-title{display:flex;gap:10px;align-items:center}
.demo-title img{width:30px;height:30px}
.demo-badge{font-size:11px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:5px 8px}
.demo-layout{display:grid;grid-template-columns:210px 1fr;min-height:500px}
.demo-nav{padding:16px;border-right:1px solid var(--line);background:#0b1724}
.demo-nav button{
  width:100%;text-align:left;border:0;background:transparent;color:#c5d2dc;
  padding:10px 11px;border-radius:8px;cursor:default;margin-bottom:3px
}
.demo-nav button.active{background:var(--panel2);color:#fff}
.demo-main{padding:24px}
.ticket-toolbar{display:flex;justify-content:space-between;gap:16px;align-items:flex-start}
.ticket-toolbar h3{margin:0 0 6px;font-size:22px}
.ticket-toolbar p{margin:0;color:var(--muted);font-size:13px}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:20px}
.stat{padding:14px;border:1px solid var(--line);background:var(--panel);border-radius:12px}
.stat span{display:block;color:var(--muted);font-size:11px;margin-bottom:6px}
.stat b{font-size:14px}
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;margin-top:16px;background:var(--panel);border:1px solid var(--line)}
th,td{padding:12px 13px;border-bottom:1px solid var(--line);text-align:left;font-size:13px}
th{color:var(--muted);background:#0c1825;font-weight:700}
.good{color:var(--green);font-weight:850}
.bad{color:var(--red);font-weight:850}
.warn{color:var(--amber);font-weight:850}
.placeholder-row{text-align:center;color:var(--muted);padding:34px}
.audit-message{color:var(--muted);font-size:12px;margin-top:12px;min-height:20px}

.architecture{display:grid;grid-template-columns:1fr;gap:10px}
.architecture-layer{
  border:1px solid var(--line);background:var(--panel);padding:20px;border-radius:14px
}
.architecture-layer.highlighted{
  border-color:rgba(84,230,154,.40);background:rgba(84,230,154,.065)
}
.architecture-layer span{display:block;color:var(--green);font-size:11px;text-transform:uppercase;letter-spacing:.11em;margin-bottom:7px}
.architecture-layer b{font-size:16px}
.architecture-arrow{text-align:center;color:var(--green);font-size:22px}
.principle{
  margin-top:24px;border-left:3px solid var(--green);padding:14px 16px;
  background:var(--panel);color:#d7e1e9
}

.cta{
  border:1px solid rgba(84,230,154,.34);
  background:linear-gradient(135deg,rgba(84,230,154,.14),rgba(83,149,224,.08));
  padding:38px;border-radius:22px;display:flex;align-items:center;justify-content:space-between;gap:24px
}
.cta h2{font-size:34px;margin-bottom:10px}

.footer{padding:36px 0;border-top:1px solid var(--line);color:var(--muted);font-size:12px}
.footer-row{display:flex;justify-content:space-between;align-items:center;gap:20px}
.footer-row img{height:32px;width:auto}

@media(max-width:980px){
  .nav-links{display:none}.menu-button{display:block}
  .hero{grid-template-columns:1fr;padding-top:64px}
  .signal-stage{min-height:410px}
  .card-grid.three{grid-template-columns:1fr}
  .source-grid{grid-template-columns:repeat(2,1fr)}
  .demo-layout{grid-template-columns:1fr}
  .demo-nav{display:none}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:620px){
  .wrap{width:min(100% - 26px,1180px)}
  .brand-logo{height:34px}
  .hero{padding:52px 0 58px}
  h1{font-size:58px;letter-spacing:-3.5px}
  .hero-lead{font-size:19px}
  .signal-stage{min-height:360px}
  .signal-unit{left:29%;transform:translateX(-50%) scale(.85);transform-origin:top center}
  .beam{left:39%;top:27%}
  .ticket-toolbar{flex-direction:column}
  .stat-grid{grid-template-columns:1fr}
  .cta,.footer-row{flex-direction:column;align-items:flex-start}
}


/* v3 brand refinements */
.brand-logo{height:42px}
.stage-card strong{font-size:19px;letter-spacing:-.02em}
.stage-card span{font-size:12px;letter-spacing:.01em}
.platform-core strong{letter-spacing:-.03em}


/* v6 header brand visibility */
.site-header{
  background:rgba(7,16,25,.96);
  border-bottom:1px solid rgba(255,255,255,.10);
  box-shadow:0 8px 28px rgba(0,0,0,.24);
}
.brand-link{
  display:flex;
  align-items:center;
  padding:7px 10px;
  border-radius:12px;
  background:rgba(255,255,255,.035);
  border:1px solid rgba(255,255,255,.08);
}
.brand-logo{
  height:50px;
  width:auto;
  display:block;
  filter:drop-shadow(0 2px 9px rgba(0,0,0,.40));
}
@media(max-width:620px){
  .brand-logo{height:42px}
  .brand-link{padding:6px 8px}
}


/* v7 signal graphic corrections:
   - green beam aligned to top aspect
   - lower aspect shown as red
*/
.beam{
  top: 18%;
  height: 86px;
}
.signal-light.red{
  background:#ff5a66;
  box-shadow:0 0 16px 4px rgba(255,90,102,.35), 0 0 34px 8px rgba(255,90,102,.12);
}


/* v11: use the exact same signal icon motif across the site */
.signal-stage{
  display:flex;
  align-items:center;
  justify-content:center;
}
.hero-signal-icon{
  position:absolute;
  left:50%;
  top:48%;
  transform:translate(-50%,-54%);
  width:min(78%, 520px);
  height:auto;
  display:block;
  filter:drop-shadow(0 20px 48px rgba(0,0,0,.34));
  z-index:2;
}
@media(max-width:620px){
  .hero-signal-icon{
    width:min(86%, 420px);
    top:42%;
  }
}