:root {
  --bg: #ffffff;
  --bg-2: #f8fafc;
  --panel: rgba(255, 255, 255, .94);
  --panel-2: #f8fafc;
  --line: rgba(15, 23, 42, .11);
  --line-strong: rgba(253, 104, 104, .30);
  --text: #0f172a;
  --muted: #64748b;
  --vibrant-coral: #ef5539;
  --maya-blue: #77c9ff;
  --cyan: var(--vibrant-coral);
  --cyan-2: var(--vibrant-coral);
  --primary: var(--vibrant-coral);
  --secondary: var(--maya-blue);
  --indigo: var(--maya-blue);
  --green: #16a34a;
  --max: 1220px;
  --radius: 18px;
  --shadow: 0 24px 70px rgba(15, 23, 42, .10);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 72% 10%, rgba(253,104,104,.055), transparent 480px),
    radial-gradient(circle at 22% 50%, rgba(253,104,104,.04), transparent 576px),
    var(--bg);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
img { max-width: 100%; display: block; }

.page-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  opacity: .24;
  background-image:
    linear-gradient(rgba(15,23,42,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15,23,42,.035) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, black, transparent 78%);
}

.container { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.section { padding: 104px 0; position: relative; }
.section-tight { padding-top: 60px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.90);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(15,23,42,.08);
}
.nav-shell { height: 76px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 10px; min-width: max-content; }
.brand-mark { width: 38px; height: 38px; display: grid; place-items: center; border: 1px solid var(--line-strong); color: var(--cyan); background: rgba(253,104,104,.07); }
.brand-mark svg { width: 28px; }
.brand strong { display: block; font-size: 14.72px; letter-spacing: .13em; line-height: 1.1; }
.brand small { display: block; margin-top: 4px; color: var(--muted); font-size: 10.4px; letter-spacing: .1em; text-transform: uppercase; }
.nav-links { justify-self: center; display: flex; gap: 30px; }
.nav-links a { color: #475569; font-size: 13.76px; transition: .2s ease; }
.nav-links a:hover { color: var(--cyan-2); }
.nav-actions { display:flex; align-items:center; gap:8px; }
.nav-toggle { display: none; }

.button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 50px; padding: 0 22px; border: 1px solid transparent; font-weight: 750; font-size: 14.4px; letter-spacing: .01em; transition: .25s ease; cursor: pointer; }
.button-primary { color: #ffffff; background: var(--cyan); box-shadow: 0 0 0 1px rgba(253,104,104,.08), 0 14px 35px rgba(253,104,104,.18); }
.button-primary:hover { transform: translateY(-2px); box-shadow: 0 18px 42px rgba(253,104,104,.24); }
.button-ghost { border-color: var(--line); background: #ffffff; color: #334155; }
.button-ghost:hover { border-color: rgba(253,104,104,.40); color: var(--cyan-2); background: rgba(253,104,104,.06); }
.button-sm { min-height: 40px; padding: 0 16px; font-size: 12.8px; }

.hero { padding-top: 0px; }
.hero-grid { display: grid; grid-template-columns: .92fr 1.08fr; gap: 64px; align-items: center; min-height: 650px; }
.eyebrow, .section-index { font: 700 11.2px/1.2 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .16em; color: #64748b; text-transform: uppercase; }
.eyebrow { display: inline-flex; gap: 10px; align-items: center; padding: 8px 10px; border: 1px solid var(--line); background: rgba(253,104,104,.045); }
.pulse-dot { width: 7px; height: 7px; background: var(--green); border-radius: 50%; box-shadow: 0 0 0 0 rgba(22,163,74,.28); animation: pulse 2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 9px rgba(22,163,74,0); } 100% { box-shadow: 0 0 0 0 rgba(22,163,74,0); } }
.hero h1 { margin: 24px 0 22px; font-size: clamp(50.4px, 6vw, 99.2px); line-height: .92; letter-spacing: -.065em; max-width: 720px; }
.section-heading h2 span, .product-copy h2 span, .specs-heading h2 span, .faq-intro h2 span, .cta-panel h2 span { color: transparent; -webkit-text-stroke: 1px #fd6868; }
.hero-lead { max-width: 640px; color: #64748b; font-size: 16.96px; }
.hero-lead strong { color: #0f172a; font-weight: 650; }
.hero-actions { display: flex; gap: 12px; margin-top: 32px; flex-wrap: wrap; }
.protocol-row { display: flex; gap: 25px; margin-top: 32px; color: #64748b; font: 650 10.88px/1.2 ui-monospace, monospace; letter-spacing: .12em; }
.protocol-row span { display: flex; align-items: center; gap: 8px; }
.protocol-row i { width: 5px; height: 5px; background: var(--cyan); border-radius: 50%; }

.hero-console { border: 1px solid rgba(15,23,42,.11); background: linear-gradient(180deg, rgba(255,255,255,.98), rgba(248,250,252,.98)); box-shadow: var(--shadow); min-width: 0; }
.console-topbar, .console-footer { display: flex; align-items: center; justify-content: space-between; min-height: 48px; padding: 0 16px; border-bottom: 1px solid var(--line); color: #64748b; font: 600 10.08px/1 ui-monospace, monospace; letter-spacing: .08em; }
.console-dots { display: flex; gap: 6px; }
.console-dots span { width: 7px; height: 7px; border-radius: 50%; background: #cbd5e1; }
.console-dots span:nth-child(3) { background: rgba(253,104,104,.55); }
.online { color: var(--green); display: flex; gap: 7px; align-items: center; }
.online i, .status-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--green); box-shadow: 0 0 10px rgba(22,163,74,.28); }
.console-body { padding: 20px; }
.terminal { min-height: 118px; padding: 15px 16px; border: 1px solid var(--line); background: #f8fafc; color: #334155; font: 500 11.52px/1.75 ui-monospace, SFMono-Regular, Menlo, monospace; overflow: hidden; }
.terminal p { margin: 0; }
.muted { color: #94a3b8; } .cyan { color: var(--cyan); } .ok { color: var(--green); }
.terminal-line { opacity: 0; transform: translateY(4px); animation: terminalIn .4s forwards; }
.terminal-line:nth-of-type(2){animation-delay:.45s}.terminal-line:nth-of-type(3){animation-delay:.9s}.terminal-line:nth-of-type(4){animation-delay:1.35s}.terminal-line:nth-of-type(5){animation-delay:1.8s}
@keyframes terminalIn { to { opacity: 1; transform: none; } }
.hero-product-wrap { position: relative; min-height: 370px; margin-top: 16px; overflow: hidden; border: 1px solid rgba(255,255,255,.06); background: radial-gradient(circle at 50% 50%, rgba(253,104,104,.07), transparent 44%), linear-gradient(145deg, #ffffff, #f8fafc); }
.hero-product-wrap::before, .lab-grid-lines, .cta-grid-bg { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(15,23,42,.055) 1px, transparent 1px), linear-gradient(90deg, rgba(15,23,42,.055) 1px, transparent 1px); background-size: 30px 30px; mask-image: radial-gradient(circle at center, black, transparent 80%); }
.hero-product { position: absolute; width: 44%; max-height: 90%; object-fit: cover; object-position: 49% center; left: 50%; top: 51%; transform: translate(-50%,-50%); clip-path: inset(0 round 2px); filter: saturate(.9) contrast(1.04); box-shadow: 0 18px 50px rgba(15,23,42,.16); }
.radar-ring { position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%); border: 1px solid rgba(253,104,104,.16); border-radius: 50%; }
.r1 { width: 240px; height: 240px; } .r2 { width: 330px; height: 330px; border-color: rgba(253,104,104,.10); }
.metric { position: absolute; z-index: 2; min-width: 128px; padding: 10px 12px; background: rgba(255,255,255,.92); border-left: 2px solid var(--cyan); backdrop-filter: blur(8px); }
.metric span { display: block; color: #64748b; font: 600 9.28px ui-monospace, monospace; letter-spacing: .1em; }
.metric strong { font: 700 10.88px ui-monospace, monospace; color: #0f172a; }
.metric-a { left: 18px; top: 28px; } .metric-b { right: 18px; bottom: 28px; border-left-color: var(--indigo); }
.console-footer { border-top: 1px solid var(--line); border-bottom: 0; }
.console-footer span:first-child { display: flex; gap: 8px; align-items: center; }

.signal-strip { margin-top: 58px; display: grid; grid-template-columns: repeat(4,1fr); border: 1px solid var(--line); background: rgba(15,23,42,.018); }
.signal-strip > div { min-height: 106px; padding: 21px 22px; border-right: 1px solid var(--line); display: grid; grid-template-columns: auto 1fr; column-gap: 13px; align-content: center; }
.signal-strip > div:last-child { border-right: 0; }
.signal-strip span { grid-row: 1 / 3; color: var(--cyan); font: 700 10.56px ui-monospace,monospace; }
.signal-strip strong { font-size: 13.12px; letter-spacing: .08em; }
.signal-strip small { color: var(--muted); font-size: 11.52px; }

.section-heading { display: grid; grid-template-columns: 1.1fr .9fr; gap: 80px; align-items: end; margin-bottom: 48px; }
.section-heading h2, .product-copy h2, .specs-heading h2, .faq-intro h2, .cta-panel h2 { margin: 12px 0 0; font-size: clamp(36.8px, 4.4vw, 70.4px); line-height: 1; letter-spacing: -.055em; }
.section-heading p, .product-copy > p, .specs-heading > p, .faq-intro > p { color: var(--muted); max-width: 560px; margin: 0; }

.flow-panel { display: grid; grid-template-columns: 1fr .42fr 1fr .42fr 1fr .42fr 1fr; align-items: center; border: 1px solid var(--line); padding: 34px; background: rgba(15,23,42,.018); overflow: hidden; }
.flow-node { min-height: 150px; padding: 20px; border: 1px solid var(--line); background: #ffffff; display: flex; flex-direction: column; justify-content: flex-end; position: relative; }
.flow-node strong { font-size: 14.72px; } .flow-node small { color: #64748b; font-size: 10.88px; margin-top: 4px; }
.node-icon { position: absolute; top: 17px; left: 17px; width: 36px; height: 36px; display: grid; place-items: center; border: 1px solid var(--line); color: var(--cyan); font: 700 10.08px ui-monospace,monospace; }
.primary-node { border-color: rgba(253,104,104,.4); box-shadow: inset 0 0 44px rgba(253,104,104,.035); }
.flow-link { position: relative; height: 1px; background: rgba(253,104,104,.23); }
.flow-link span::before { content:""; position:absolute; top:-3px; left:0; width:7px; height:7px; border-radius:50%; background: var(--cyan); box-shadow: 0 0 10px var(--cyan); animation: travel 2.2s linear infinite; }
.flow-link em { position: absolute; top: -24px; width: 100%; text-align: center; color: #64748b; font: normal 600 8.64px ui-monospace,monospace; letter-spacing: .08em; text-transform: uppercase; }
@keyframes travel { from{left:0} to{left:calc(100% - 7px)} }

.lab-grid { display: grid; grid-template-columns: .9fr 1.1fr; border: 1px solid var(--line); background: #ffffff; }
.lab-control { padding: 30px; border-right: 1px solid var(--line); }
.operation-tabs { display: grid; grid-template-columns: repeat(2, 1fr); gap: 7px; margin-bottom: 12px; }
.lab-tabs { display: flex; gap: 7px; border-bottom: 1px solid var(--line); padding-bottom: 16px; }
.lab-tab { border: 1px solid var(--line); background: transparent; color: #64748b; padding: 9px 12px; font: 700 10.4px ui-monospace,monospace; letter-spacing: .08em; cursor: pointer; }
.lab-tab.active { color: #ffffff; background: var(--cyan); border-color: var(--cyan); }
.operation-tab { padding-block: 11px; }
.protocol-tab { flex: 1; }
.protocol-tab.active { background: var(--secondary); border-color: var(--secondary); }
.lab-copy { padding: 31px 0 25px; }
.status-label { color: var(--green); display: flex; align-items: center; gap: 8px; font: 700 9.92px ui-monospace,monospace; letter-spacing:.1em; }
.status-label i { width: 6px; height: 6px; border-radius: 50%; background: var(--green); }
.lab-copy h3 { font-size: 24.8px; margin: 11px 0 9px; }
.lab-copy p { color: var(--muted); font-size: 14.08px; margin: 0; }
.code-window { border: 1px solid var(--line); background: #f8fafc; }
.code-header { height: 38px; padding: 0 13px; border-bottom: 1px solid var(--line); display: flex; align-items:center; justify-content:space-between; color:#64748b; font:600 9.44px ui-monospace,monospace; }
.code-window pre { margin:0; padding:20px; min-height:170px; color:#334155; font:500 12px/1.8 ui-monospace,monospace; white-space:pre-wrap; }
.code-key { color: var(--cyan); }
.lab-visual { min-height: 520px; position:relative; overflow:hidden; background: radial-gradient(circle at center, rgba(253,104,104,.055), transparent 56%), #f8fafc; }
.visual-head { position: relative; z-index:2; display:flex; justify-content:space-between; padding:18px 21px; color:#64748b; font:650 9.6px ui-monospace,monospace; letter-spacing:.1em; }
.topology { position:absolute; inset:84px 36px 100px; display:grid; grid-template-columns:1fr .7fr 1.2fr .7fr 1fr; align-items:center; }
.topology-node { min-height:150px; border:1px solid var(--line); background:rgba(255,255,255,.94); padding:16px; display:flex; flex-direction:column; justify-content:flex-end; position:relative; z-index:2; }
.topology-node small{color:#64748b;font:650 8.8px ui-monospace,monospace;letter-spacing:.1em}.topology-node strong{font-size:12px;margin-top:5px}.topology-node span{position:absolute;right:12px;top:12px;color:#94a3b8;font:700 9.12px ui-monospace,monospace}
.topology-endpoint { justify-content:center; border-color:rgba(119,201,255,.24); text-align:center; }
.tn-bridge{justify-content:center;text-align:center;border-color:rgba(253,104,104,.5);box-shadow:0 0 34px rgba(253,104,104,.12)}
.topology-path{height:1px;background:rgba(253,104,104,.28);position:relative}.topology-path i{position:absolute;width:5px;height:5px;border-radius:50%;background:var(--cyan);top:-2px;animation:pathDot 2.3s linear infinite}.topology-path i:nth-child(2){animation-delay:.75s}.topology-path i:nth-child(3){animation-delay:1.5s}
@keyframes pathDot{from{left:0;opacity:0}15%{opacity:1}85%{opacity:1}to{left:calc(100% - 5px);opacity:0}}
.visual-stats{position:absolute;left:22px;right:22px;bottom:22px;display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);background:rgba(255,255,255,.94)}
.visual-stats div{padding:13px;border-right:1px solid var(--line)}.visual-stats div:last-child{border:0}.visual-stats span{display:block;color:#64748b;font:600 8.32px ui-monospace,monospace;letter-spacing:.08em}.visual-stats strong{color:var(--green);font:700 10.4px ui-monospace,monospace}

.product-section { background: linear-gradient(180deg, transparent, rgba(15,23,42,.018), transparent); }
.product-grid { display:grid; grid-template-columns:1fr .9fr; gap:74px; align-items:stretch; }
.product-image-card { position:relative; width:100%; height:100%; min-height:0; border:1px solid var(--line); background:#ffffff; padding:13px; box-shadow: var(--shadow); }
.product-image-card img { position:absolute; inset:13px; width:calc(100% - 26px); height:calc(100% - 26px); object-fit:contain; background:#f8fafc; filter:saturate(.9) contrast(1.02); }
.product-copy { height:100%; padding-top:0; }
.image-kicker, .image-corner { position:absolute; z-index:2; background:rgba(255,255,255,.92); border:1px solid var(--line); padding:7px 9px; color:#64748b; font:650 8.8px ui-monospace,monospace; letter-spacing:.08em; }
.image-kicker { left:28px; top:28px; } .image-corner { right:28px; bottom:28px; color:var(--cyan); }
.product-copy > p { margin-top:22px; }
.feature-list { margin-top:32px; border-top:1px solid var(--line); }
.feature-list article { display:grid; grid-template-columns:48px 1fr; gap:20px; padding:20px 0; border-bottom:1px solid var(--line); }
.feature-list article > span { color:var(--cyan); font:700 10.24px ui-monospace,monospace; }
.feature-list h3 { margin:0 0 5px; font-size:15.04px; }
.feature-list p { margin:0; color:var(--muted); font-size:13.12px; }

.usecase-grid { display:grid; grid-template-columns:1.5fr 1fr 1fr; grid-template-rows:1fr 1fr; gap:14px; }
.usecase-card { position:relative; min-height:230px; border:1px solid var(--line); background:#ffffff; padding:24px; overflow:hidden; }
.usecase-card:hover { border-color:rgba(253,104,104,.30); }
.usecase-photo { grid-row:1 / 3; min-height:480px; padding:0; }
.usecase-photo img { width:100%; height:100%; object-fit:cover; filter:saturate(.8) brightness(.72); transition:.45s ease; }
.usecase-photo:hover img { transform:scale(1.025); filter:saturate(.95) brightness(.78); }
.photo-overlay { position:absolute; inset:auto 0 0; padding:60px 26px 26px; background:linear-gradient(transparent,rgba(5,8,14,.95)); }
.photo-overlay span, .usecase-card small { color:var(--cyan); font:700 8.96px ui-monospace,monospace; letter-spacing:.1em; }
.photo-overlay h3 { margin:8px 0 5px; font-size:19.2px; }.photo-overlay p{margin:0;color:#aab7ca;font-size:12.8px;max-width:420px}
.uc-no { position:absolute; top:18px; right:18px; color:#94a3b8; font:700 9.6px ui-monospace,monospace; }
.uc-icon { width:42px;height:42px;border:1px solid rgba(253,104,104,.24);display:grid;place-items:center;color:var(--cyan);font-size:20.8px;margin-bottom:45px; }
.usecase-card h3 { margin:0 0 8px; font-size:16px; }.usecase-card > p{margin:0 0 18px;color:var(--muted);font-size:12.64px}

.specs-grid { display:grid; grid-template-columns:1fr .9fr; gap:74px; align-items:stretch; }
.specs-content { display:flex; flex-direction:column; min-width:0; }
.specs-heading > p { margin-top:22px; }.text-link{display:inline-flex;margin-top:26px;color:var(--cyan);font-size:13.12px;font-weight:650;gap:8px}
.spec-table { margin-top:34px; border:1px solid var(--line); background:rgba(255,255,255,.015); }
.spec-row { display:grid; grid-template-columns:.75fr 1.25fr; gap:20px; min-height:66px; align-items:center; padding:0 22px; border-bottom:1px solid var(--line); }
.spec-row:last-child{border:0}.spec-row span{color:#64748b;font:650 10.24px ui-monospace,monospace;letter-spacing:.06em;text-transform:uppercase}.spec-row strong{font-size:13.12px;font-weight:650}.spec-active{color:var(--green);display:flex;align-items:center;gap:8px}.spec-active i{width:6px;height:6px;border-radius:50%;background:var(--green)}

.faq-grid { display:grid; grid-template-columns:.7fr 1.3fr; gap:86px; }
.faq-intro > p { margin-top:22px; }
.accordion { border-top:1px solid var(--line); }
details { border-bottom:1px solid var(--line); }
summary { list-style:none; cursor:pointer; display:flex; align-items:center; justify-content:space-between; padding:22px 0; font-size:14.72px; font-weight:650; }
summary::-webkit-details-marker { display:none; } summary span { color:var(--cyan); font:300 22.4px/1 monospace; transition:.2s ease; }
details[open] summary span { transform:rotate(45deg); }
details p { margin:-5px 0 23px; padding-right:50px; color:var(--muted); font-size:13.44px; }

.cta-panel { position:relative; overflow:hidden; min-height:310px; border:1px solid rgba(253,104,104,.24); background:radial-gradient(circle at 75% 45%,rgba(253,104,104,.06),transparent 480px),#ffffff; padding:50px; display:grid; grid-template-columns:1.15fr .85fr; gap:50px; align-items:center; }
.cta-panel > *:not(.cta-grid-bg){position:relative;z-index:2}.cta-actions{display:flex;gap:10px;justify-content:flex-end;flex-wrap:wrap}

.site-footer { border-top:1px solid var(--line); padding:32px 0 42px; }
.footer-grid { display:grid; grid-template-columns:auto 1fr auto auto; gap:34px; align-items:center; }
.footer-grid > p { margin:0;color:#64748b;font-size:11.52px;max-width:380px }.footer-links{display:flex;gap:18px}.footer-links a,.copyright{color:#64748b;font-size:10.88px}.footer-links a:hover{color:var(--cyan)}

.reveal { opacity:0; transform:translateY(18px); transition:opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity:1; transform:none; }.reveal-delay{transition-delay:.11s}

@media (max-width: 1040px) {
  .nav-links { gap: 18px; }
  .hero-grid { grid-template-columns:1fr; min-height:auto; }
  .hero-copy { max-width:760px; }
  .hero-console { max-width:820px; }
  .section-heading,.product-grid,.specs-grid,.faq-grid { grid-template-columns:1fr; gap:34px; }
  .product-image-card { height:auto; aspect-ratio:4/4.45; }
  .product-copy { height:auto; }
  .flow-panel { grid-template-columns:1fr; gap:12px; }
  .flow-link { width:1px; height:34px; justify-self:center; }
  .flow-link em { width:max-content; left:14px; top:9px; }.flow-link span::before{left:-3px;top:0;animation:travelV 2.2s linear infinite}@keyframes travelV{from{top:0}to{top:calc(100% - 7px)}}
  .lab-grid { grid-template-columns:1fr; }.lab-control{border-right:0;border-bottom:1px solid var(--line)}
  .usecase-grid { grid-template-columns:1.2fr 1fr; }.usecase-photo{grid-row:1 / 3}.usecase-card:nth-child(4){grid-column:1 / 3;min-height:210px}.footer-grid{grid-template-columns:1fr 1fr}.footer-links{justify-content:flex-end}.copyright{text-align:right}
}

@media (max-width: 800px) {
  .site-header { position:sticky; }
  .nav-shell { grid-template-columns:auto 1fr auto; }
  .nav-toggle { justify-self:end; display:grid; place-items:center; gap:5px; width:40px;height:40px;border:1px solid var(--line);background:transparent;color:#0f172a;position:relative;z-index:53; }
  .nav-toggle span { width:17px;height:1px;background:#334155;transition:.2s ease; }
  .nav-toggle[aria-expanded="true"] span:first-child{transform:translateY(3px) rotate(45deg)}.nav-toggle[aria-expanded="true"] span:last-child{transform:translateY(-3px) rotate(-45deg)}
  .nav-links { position:fixed; inset:76px 0 auto; min-height:calc(100vh - 76px); background:#ffffff; padding:36px 20px; display:flex; flex-direction:column; gap:0; transform:translateX(100%); transition:.3s ease; border-top:1px solid var(--line); }
  .nav-links.open { transform:none; }.nav-links a{padding:18px 0;border-bottom:1px solid var(--line);font-size:16px}.nav-actions{display:none}.nav-cta{display:none}
  .hero { padding-top:54px; }.hero-grid{gap:40px}.hero h1{font-size:clamp(48px,13vw,86.4px)}
  .signal-strip{grid-template-columns:1fr 1fr}.signal-strip>div:nth-child(2){border-right:0}.signal-strip>div:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .section { padding:78px 0; }.section-heading{margin-bottom:34px}.section-heading h2,.product-copy h2,.specs-heading h2,.faq-intro h2,.cta-panel h2{font-size:clamp(35.2px,10vw,56px)}
  .topology { inset:80px 18px 115px; grid-template-columns:1fr; gap:12px }.topology-path{width:1px;height:26px;justify-self:center}.topology-path i{left:-2px;top:0;animation:travelV 2.3s linear infinite}.lab-visual{min-height:750px}.topology-node{min-height:108px}.visual-stats{grid-template-columns:1fr}.visual-stats div{border-right:0;border-bottom:1px solid var(--line)}.visual-stats div:last-child{border-bottom:0}.visual-stats{bottom:16px}.visual-head{padding-inline:16px}
  .usecase-grid{grid-template-columns:1fr}.usecase-photo{grid-row:auto;min-height:420px}.usecase-card:nth-child(4){grid-column:auto}.usecase-card{min-height:210px}.spec-row{grid-template-columns:1fr;gap:5px;padding:14px 18px}.faq-grid{gap:26px}.cta-panel{grid-template-columns:1fr;padding:30px}.cta-actions{justify-content:flex-start}.footer-grid{grid-template-columns:1fr}.footer-links{justify-content:flex-start}.copyright{text-align:left}
}

@media (max-width: 520px) {
  .container{width:min(calc(100% - 26px),var(--max))}.hero-actions .button{width:100%}.protocol-row{gap:12px;flex-wrap:wrap}.console-body{padding:12px}.terminal{font-size:10.08px}.hero-product-wrap{min-height:310px}.hero-product{width:58%}.metric{min-width:105px}.metric-a{left:10px;top:14px}.metric-b{right:10px;bottom:14px}.signal-strip{grid-template-columns:1fr}.signal-strip>div{border-right:0!important;border-bottom:1px solid var(--line)!important}.signal-strip>div:last-child{border-bottom:0!important}.flow-panel{padding:18px}.lab-control{padding:20px}.lab-tabs{overflow:auto}.product-grid{gap:36px}.image-kicker{left:20px;top:20px}.image-corner{right:20px;bottom:20px}.usecase-photo{min-height:390px}.cta-panel{padding:25px 20px}.cta-actions .button{width:100%}
}

/* Smart Contack product image tuning */
.smart-contack-hero .hero-product {
  width: 72%;
  height: 82%;
  max-height: none;
  object-fit: contain;
  filter: none;
  box-shadow: none;
}

.smart-contack-photo img {
  object-fit: contain;
  background: #f8fafc;
  filter: none;
}

.smart-contack-photo:hover img {
  filter: none;
}

@media (max-width: 520px) {
  .smart-contack-hero .hero-product {
    width: 78%;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,*::before,*::after{scroll-behavior:auto!important;animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .reveal{opacity:1;transform:none}
}


/* =========================================================
   LIGHT INDUSTRIAL THEME — FINAL OVERRIDES
   ========================================================= */

body {
  background:
    radial-gradient(circle at 74% 8%, rgba(253, 104, 104, .045), transparent 480px),
    radial-gradient(circle at 18% 46%, rgba(119, 201, 255, .035), transparent 544px),
    #ffffff;
  color: #0f172a;
}

.site-header {
  background: rgba(255, 255, 255, .92);
  border-bottom-color: rgba(15, 23, 42, .08);
  box-shadow: 0 8px 30px rgba(15, 23, 42, .04);
}

.hero-console,
.flow-panel,
.lab-grid,
.product-image-card,
.usecase-card,
.spec-table,
.cta-panel {
  background-color: #ffffff;
}

.console-topbar,
.console-footer,
.lab-control,
.code-header,
.spec-row,
.feature-list,
.feature-list article,
.accordion,
details,
.site-footer {
  border-color: var(--line);
}

.terminal,
.code-window,
.lab-visual {
  background-color: #f8fafc;
}

.hero-product-wrap {
  background:
    radial-gradient(circle at 50% 50%, rgba(253,104,104,.07), transparent 44%),
    linear-gradient(145deg, #ffffff, #f8fafc);
}

.flow-node,
.topology-node {
  background: rgba(255,255,255,.96);
}

.metric,
.visual-stats {
  background: rgba(255,255,255,.94);
}

.nav-links a,
.hero-lead,
.section-heading p,
.product-copy > p,
.specs-heading > p,
.faq-intro > p,
.feature-list p,
.usecase-card > p,
details p,
.footer-grid > p,
.footer-links a,
.copyright {
  color: #64748b;
}

.hero-lead strong,
.metric strong,
.spec-row strong,
.flow-node strong,
.topology-node strong,
.feature-list h3,
.usecase-card h3,
summary {
  color: #0f172a;
}

.eyebrow {
  background: rgba(253,104,104,.045);
}

.button-ghost {
  background: #ffffff;
  color: #334155;
}

.button-ghost:hover {
  background: #fff5f6;
}

.product-section {
  background: linear-gradient(
    180deg,
    transparent,
    rgba(15,23,42,.018),
    transparent
  );
}

.usecase-card {
  box-shadow: 0 12px 32px rgba(15,23,42,.035);
}

.spec-table,
.hero-console,
.lab-grid,
.product-image-card,
.flow-panel {
  box-shadow: 0 18px 55px rgba(15,23,42,.055);
}

.image-kicker,
.image-corner {
  background: rgba(255,255,255,.92);
  color: #64748b;
}

.image-corner {
  color: var(--cyan);
}

/* Photo overlay remains dark only for image readability */
.photo-overlay {
  background: linear-gradient(transparent, rgba(15,23,42,.88));
}

.photo-overlay h3,
.photo-overlay p {
  color: #ffffff;
}

@media (max-width: 800px) {
  .nav-links {
    background: #ffffff;
    border-top-color: var(--line);
    box-shadow: 0 18px 40px rgba(15,23,42,.08);
  }

  .nav-toggle {
    color: #0f172a;
    background: #ffffff;
  }

  .nav-toggle span {
    background: #334155;
  }
}

/* =========================================================
   TYPOGRAPHY & CONTRAST UPDATE — LIGHT THEME FINAL
   Larger overall text + stronger outlined headings
   ========================================================= */

html {
  font-size: 16px;
}

body {
  font-size: 16px;
  line-height: 1.72;
}

/* Brand & navigation */
.brand strong {
  font-size: 16px;
}

.brand small {
  font-size: 12px;
}

.nav-links a {
  font-size: 15.36px;
  font-weight: 600;
}

.button {
  font-size: 16px;
}

.button-sm {
  font-size: 14.4px;
}

/* Small labels / section markers */
.eyebrow,
.section-index {
  font-size: 12.8px;
  line-height: 1.35;
  color: #526176;
}

/* Main hero title */
.hero h1 {
  font-size: 80px;
  line-height: .94;
  color: #595959;
}

/* Keep the emphasized line of every section heading crisp and readable. */
.section-heading h2 span,
.product-copy h2 span,
.specs-heading h2 span,
.faq-intro h2 span,
.cta-panel h2 span {
  color: var(--cyan);
  -webkit-text-fill-color: var(--cyan);
  -webkit-text-stroke: 0;
  text-shadow: none;
}

/* Secondary brand accents for labels, data paths, and technical details. */
.section-index,
.code-key,
.image-corner,
.text-link,
.visual-head span:last-child,
summary span {
  color: var(--secondary);
}

.metric-b {
  border-left-color: var(--secondary);
}

.flow-link,
.topology-path {
  background: rgba(119, 201, 255, .28);
}

.flow-node:not(.primary-node) .node-icon {
  color: var(--secondary);
  border-color: rgba(119, 201, 255, .24);
}

.uc-icon {
  color: var(--secondary);
  border-color: rgba(119, 201, 255, .24);
}

/* Two-tone hero descriptor: primary product protocol + secondary system role. */
.hero-title-line {
  position: relative;
  display: inline-block;
  padding-bottom: .12em;
  color: inherit;
  -webkit-text-fill-color: currentColor;
  -webkit-text-stroke: 0;
  font-weight: 750;
  opacity: 1;
}

.hero-title-primary {
  color: var(--primary);
  -webkit-text-fill-color: var(--primary);
  -webkit-text-stroke: 0;
  text-shadow: 0 8px 28px rgba(253, 104, 104, .10);
}

.hero-title-secondary {
  display: inline-block;
  color: var(--secondary);
  -webkit-text-fill-color: var(--secondary);
  -webkit-text-stroke: 0;
  text-shadow: 0 8px 28px rgba(119, 201, 255, .10);
}

.hero-lead {
  font-size: 18.88px;
  line-height: 1.75;
  color: #526176;
}

.hero-lead strong {
  font-size: 1.02em;
}

.protocol-row {
  font-size: 12.48px;
  line-height: 1.35;
}

/* Hero console */
.console-topbar,
.console-footer {
  font-size: 11.52px;
}

.terminal {
  font-size: 13.44px;
  line-height: 1.85;
}

.metric span {
  font-size: 10.88px;
}

.metric strong {
  font-size: 12.8px;
}

/* Signal strip */
.signal-strip span {
  font-size: 11.84px;
}

.signal-strip strong {
  font-size: 15.36px;
}

.signal-strip small {
  font-size: 13.12px;
  line-height: 1.5;
}

/* Section titles and intro text */
.section-heading h2,
.product-copy h2,
.specs-heading h2,
.faq-intro h2,
.cta-panel h2 {
  color: #595959;
  font-size: 55PX;
  line-height: 1.02;
}

.lab-copy h3,
.feature-list h3,
.usecase-card h3 {
  color: #595959;
}

/* Heading di atas foto tetap putih agar kontrasnya terjaga. */
.photo-overlay h3 {
  color: #ffffff;
}

.section-heading p,
.product-copy > p,
.specs-heading > p,
.faq-intro > p {
  font-size: 16.8px;
  line-height: 1.75;
  color: #526176;
}

/* Flow / architecture section */
.flow-node strong {
  font-size: 16.8px;
}

.flow-node small {
  font-size: 12.8px;
  line-height: 1.5;
}

.node-icon {
  font-size: 11.52px;
}

.flow-link em {
  font-size: 10.24px;
}

/* Connection lab */
.lab-tab {
  font-size: 12.16px;
}

.status-label {
  font-size: 11.52px;
}

.lab-copy h3 {
  font-size: 28px;
}

.lab-copy p {
  font-size: 16px;
  line-height: 1.72;
}

.code-header {
  font-size: 10.88px;
}

.code-window pre {
  font-size: 13.44px;
  line-height: 1.85;
}

.visual-head {
  font-size: 11.2px;
}

.topology-node small {
  font-size: 10.4px;
}

.topology-node strong {
  font-size: 13.76px;
}

.topology-node span {
  font-size: 10.56px;
}

.visual-stats span {
  font-size: 9.92px;
}

.visual-stats strong {
  font-size: 12.16px;
}

/* Product section */
.image-kicker,
.image-corner {
  font-size: 10.56px;
}

.feature-list article > span {
  font-size: 11.84px;
}

.feature-list h3 {
  font-size: 16px;
}

.feature-list p {
  font-size: 15.2px;
  line-height: 1.7;
}

/* Use cases */
.photo-overlay span,
.usecase-card small {
  font-size: 10.56px;
}

.photo-overlay h3 {
  font-size: 19.52px;
}

.photo-overlay p {
  font-size: 14.72px;
  line-height: 1.65;
}

.uc-no {
  font-size: 10.88px;
}

.usecase-card h3 {
  font-size: 16.32px;
}

.usecase-card > p {
  font-size: 14.72px;
  line-height: 1.7;
}

/* Specifications */
.text-link {
  font-size: 15.2px;
}

.spec-row span {
  font-size: 11.84px;
}

.spec-row strong {
  font-size: 15.36px;
  line-height: 1.55;
}

/* FAQ */
summary {
  font-size: 16.8px;
  line-height: 1.5;
}

details p {
  font-size: 15.2px;
  line-height: 1.75;
}

/* Footer */
.footer-grid > p {
  font-size: 13.12px;
  line-height: 1.65;
}

.footer-links a,
.copyright {
  font-size: 12.8px;
}

/* Better contrast for common muted text */
.hero-lead,
.section-heading p,
.product-copy > p,
.specs-heading > p,
.faq-intro > p,
.feature-list p,
.usecase-card > p,
details p,
.footer-grid > p,
.footer-links a,
.copyright,
.flow-node small,
.lab-copy p {
  color: #526176;
}

/* Workflow intro: wider title column, intentional two-line heading, tighter rhythm. */
#workflow .section-heading,
#integration .section-heading,
.usecases-section .section-heading {
  grid-template-columns: minmax(0, 1.55fr) minmax(320px, .75fr);
  gap: 48px;
  align-items: start;
  margin-bottom: 36px;
}

#workflow .section-heading h2,
#integration .section-heading h2,
.usecases-section .section-heading h2 {
  font-size: clamp(42.4px, 3.7vw, 59.2px);
  letter-spacing: -.05em;
}

#workflow .section-heading h2 span,
#integration .section-heading h2 span,
.usecases-section .section-heading h2 span {
  white-space: nowrap;
}

#workflow .section-heading p,
#integration .section-heading p,
.usecases-section .section-heading p {
  max-width: 480px;
  padding-top: 42px;
  justify-self: end;
}

.text-unused {
  text-decoration: line-through; 
  color: #595959; 
  font-size: 15.36px;
  font-style: normal;
}

/* Tablet */
@media (max-width: 1040px) {
  html {
    font-size: 15.5px;
  }

  #workflow .section-heading,
  #integration .section-heading,
  .usecases-section .section-heading {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  #workflow .section-heading h2 span,
  #integration .section-heading h2 span,
  .usecases-section .section-heading h2 span {
    white-space: normal;
  }

  #workflow .section-heading p,
  #integration .section-heading p,
  .usecases-section .section-heading p {
    max-width: 680px;
    padding-top: 0;
    justify-self: start;
  }
}

/* Mobile */
@media (max-width: 800px) {
  html {
    font-size: 15.5px;
  }

  .nav-links a {
    font-size: 16.96px;
  }

  .hero h1 {
    font-size: clamp(45.6px, 12vw, 78.4px);
  }

  .hero-lead {
    font-size: 17.28px;
  }

  #workflow .section-heading h2,
  #integration .section-heading h2,
  .usecases-section .section-heading h2 {
    font-size: clamp(35.2px, 9.5vw, 53.6px);
  }

  .section-heading h2,
  .product-copy h2,
  .specs-heading h2,
  .faq-intro h2,
  .cta-panel h2 {
    font-size: clamp(35.2px, 9.5vw, 53.6px);
  }

  .section-heading p,
  .product-copy > p,
  .specs-heading > p,
  .faq-intro > p {
    font-size: 16px;
  }
}

@media (max-width: 520px) {
  .terminal {
    font-size: 12.16px;
  }

  .protocol-row {
    font-size: 11.52px;
  }

  .signal-strip strong {
    font-size: 14.72px;
  }

  .signal-strip small {
    font-size: 12.8px;
  }
}

/* Full-width Smart Contack control and monitoring topology */
.lab-grid.topology-image-panel {
  display: block;
  border: 1px solid var(--line);
  background: #ffffff;
  overflow: hidden;
}

.topology-image-figure {
  margin: 0;
}

.topology-image-head {
  min-height: 48px;
  padding: 0 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: #64748b;
  border-bottom: 1px solid var(--line);
  font: 700 9.6px/1.2 ui-monospace, monospace;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.topology-image-head span:last-child {
  color: var(--secondary);
}

.topology-image-figure > img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 1;
  object-fit: contain;
  background: transparent;
}

.topology-image-caption {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--line);
}

.topology-flow {
  min-height: 112px;
  padding: 22px 24px;
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 15px;
  align-items: center;
  background: #ffffff;
}

.topology-flow + .topology-flow {
  border-left: 1px solid var(--line);
}

.topology-flow-arrow {
  font: 700 31px/1 Arial, sans-serif;
}

.topology-flow-control .topology-flow-arrow,
.topology-flow-control strong {
  color: var(--primary);
}

.topology-flow-monitor .topology-flow-arrow,
.topology-flow-monitor strong {
  color: var(--secondary);
}

.topology-flow strong {
  display: block;
  margin-bottom: 4px;
  font-size: 15px;
}

.topology-flow p {
  margin: 0;
  color: #64748b;
  font-size: 14px;
  line-height: 1.55;
}

@media (max-width: 800px) {
  .topology-image-head {
    padding-inline: 14px;
  }

  .topology-image-caption {
    grid-template-columns: 1fr;
  }

  .topology-flow + .topology-flow {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .topology-flow {
    min-height: 0;
    padding: 18px;
  }
}

@media (max-width: 520px) {
  .topology-image-figure > img {
    aspect-ratio: auto;
  }

  .topology-image-head span:last-child {
    display: none;
  }
}

/* Expandable Compact and DIN Rail model comparison */
.spec-model-details { border-bottom:1px solid var(--line); background:#ffffff; }
.spec-model-summary { display:grid; grid-template-columns:.75fr 1.25fr; gap:20px; min-height:66px; align-items:center; padding:0 22px; position:relative; cursor:pointer; transition:background-color .2s ease; }
.spec-model-summary:hover { background:#f8fafc; }
.spec-model-summary > span { color:#64748b; font:650 11.84px/1.4 ui-monospace,monospace; letter-spacing:.06em; text-transform:uppercase; }
.spec-model-summary > strong { color:#0f172a; font-size:15.36px; line-height:1.55; padding-right:28px; }
.spec-model-summary .fa-chevron-down { color:var(--secondary); font-size:13px; position:absolute; right:22px; top:50%; transform:translateY(-50%); transition:transform .22s ease; }
.spec-model-details[open] .spec-model-summary .fa-chevron-down { transform:translateY(-50%) rotate(180deg); }
.spec-model-details[open] .spec-model-summary > span { transform:none; }
.spec-model-options { display:grid; grid-template-columns:1fr; border-top:1px solid var(--line); }
.spec-model-card { padding:22px; display:grid; grid-template-columns:minmax(100px,132px) 1fr; gap:20px; align-items:center; }
.spec-model-card + .spec-model-card { border-top:1px solid var(--line); }
.spec-model-card img { width:100%; aspect-ratio:4/3; object-fit:contain; background:#f8fafc; }
.spec-model-card h3 { margin:0 0 6px; color:#595959; font-size:15px; }
.spec-model-card p { margin:0; padding:0; color:#64748b; font-size:14px; line-height:1.6; }

@media (max-width:800px) {
  .spec-model-options { grid-template-columns:1fr; }
  .spec-model-card + .spec-model-card { border-left:0; border-top:1px solid var(--line); }
}

@media (max-width:800px) {
  .spec-model-summary { grid-template-columns:1fr; gap:5px; padding:14px 18px; }
  .spec-model-summary > span { grid-column:auto; }
  .spec-model-summary .fa-chevron-down { right:18px; }
}

@media (max-width:520px) {
  .spec-model-card { grid-template-columns:92px 1fr; gap:14px; padding:18px; }
}

/* Expandable IP65 and IP68 comparison */
.ip-comparison { border-top:1px solid var(--line); background:#ffffff; }
.ip-comparison-head,.ip-comparison-row { display:grid; grid-template-columns:.8fr 1fr 1fr; }
.ip-comparison-head { background:#f8fafc; }
.ip-comparison-head > *,.ip-comparison-row > * { min-width:0; margin:0; padding:14px 16px; border-right:1px solid var(--line); }
.ip-comparison-head > *:last-child,.ip-comparison-row > *:last-child { border-right:0; }
.ip-comparison-row + .ip-comparison-row { border-top:1px solid var(--line); }
.ip-comparison-head span,.ip-comparison-head strong,.ip-comparison-row > span { color:#64748b; font:700 10.5px/1.45 ui-monospace,monospace; letter-spacing:.04em; text-transform:uppercase; }
.ip-comparison-head strong { color:var(--secondary); }
.ip-comparison-row p { color:#64748b; font-size:12.5px; line-height:1.55; }
.ip-comparison-row p strong { color:#595959; }
.ip-comparison-row p::before { display:none; }

@media (max-width:800px) {
  .ip-comparison-head { display:none; }
  .ip-comparison-row { grid-template-columns:1fr; }
  .ip-comparison-row > * { border-right:0; }
  .ip-comparison-row > span { background:#f8fafc; border-bottom:1px solid var(--line); }
  .ip-comparison-row p + p { border-top:1px dashed var(--line); }
  .ip-comparison-row p::before { content:attr(data-grade); display:block; margin-bottom:5px; color:var(--secondary); font:700 10.5px/1.2 ui-monospace,monospace; letter-spacing:.08em; }
}