:root{
  --bg:#030813;
  --bg-2:#071224;
  --panel:rgba(6,18,36,.72);
  --panel-strong:rgba(7,16,32,.92);
  --line:rgba(54,204,255,.34);
  --line-soft:rgba(54,204,255,.16);
  --brand:#53d8ff;
  --brand-2:#7ef7ff;
  --text:#f4fbff;
  --muted:#b0cce0;
  --glow:0 0 18px rgba(64,211,255,.22), 0 0 42px rgba(64,211,255,.08);
  --shadow:0 30px 60px rgba(0,0,0,.42);
  --radius:22px;
  --max:1440px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}

body{
  margin:0;
  min-height:100%;
  color:var(--text);
  font-family:Inter,Segoe UI,Roboto,Arial,sans-serif;
  background:
    radial-gradient(circle at 50% -10%, rgba(82,229,255,.25), transparent 18%),
    radial-gradient(circle at 20% 10%, rgba(50,156,255,.14), transparent 20%),
    radial-gradient(circle at 80% 30%, rgba(26,109,193,.12), transparent 26%),
    linear-gradient(180deg, #030712 0%, #02060f 100%);
  line-height:1.6;
  overflow-x:hidden;
}

body::before,
body::after{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:-2;
}

body::before{
  background:
    linear-gradient(rgba(34,130,198,.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34,130,198,.08) 1px, transparent 1px);
  background-size:120px 120px;
  mask-image:radial-gradient(circle at center, black 48%, transparent 92%);
  opacity:.35;
}

body::after{
  background:
    radial-gradient(circle at 50% 0%, rgba(82,229,255,.16), transparent 24%),
    linear-gradient(180deg, transparent 0%, rgba(20,60,95,.18) 32%, transparent 60%),
    radial-gradient(circle at 20% 60%, rgba(70,170,255,.06), transparent 22%),
    radial-gradient(circle at 80% 65%, rgba(82,229,255,.05), transparent 18%);
  z-index:-3;
}

a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,textarea,select{font:inherit}

.skip-link{position:absolute;left:-9999px;top:auto}
.skip-link:focus{
  left:16px;
  top:16px;
  background:#fff;
  color:#000;
  padding:10px 14px;
  border-radius:12px;
  z-index:2000;
}

.container{
  max-width:var(--max);
  margin:0 auto;
  padding:0 20px;
}

.section{padding:82px 0}
.section-tight{padding:58px 0}

.section-title{
  text-align:center;
  font-size:clamp(2rem,3.3vw,3rem);
  letter-spacing:-.03em;
  margin:0 0 34px;
  text-shadow:0 0 24px rgba(84,223,255,.18);
}

.hero-title{
  font-size:clamp(2.6rem,5.5vw,4.8rem);
  line-height:1.02;
  letter-spacing:-.05em;
  margin:0 0 20px;
}

.lead{
  font-size:1.1rem;
  color:var(--muted);
  max-width:780px;
}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  margin-bottom:18px;
  padding:8px 14px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(5,17,33,.65);
  color:var(--brand-2);
  font-weight:600;
  box-shadow:var(--glow);
}

.eyebrow::before{
  content:"";
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--brand);
}

.nav{
  position:sticky;
  top:0;
  z-index:1000;
  background:rgba(2,10,20,.72);
  backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(83,216,255,.14);
}

.nav-inner{
  max-width:var(--max);
  margin:0 auto;
  padding:10px 20px;
  height:100px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  position:relative;
}

.brand{
  display:flex;
  align-items:center;
  gap:18px;
  font-weight:800;
  height:100%;
}

.brand img{
  height:140px;
  max-height:140px;
  width:auto;
  object-fit:contain;
  display:block;
  position:relative;
  top:8px;
  filter:
    drop-shadow(0 0 18px rgba(89,211,255,.35))
    drop-shadow(0 0 40px rgba(89,211,255,.15));
}

.brand-text{
  display:flex;
  flex-direction:column;
  justify-content:center;
  gap:4px;
  position:relative;
  top:2px;
}

.brand-text strong{
  font-size:2rem;
  letter-spacing:.08em;
  line-height:1;
}

.brand-text small{
  font-size:1.2rem;
  color:#9cc8dd;
  letter-spacing:.03em;
  line-height:1.2;
}

.nav-links{
  display:flex;
  gap:22px;
  align-items:center;
}

.nav-links a{
  font-size:1.12rem;
  font-weight:600;
  color:#eef8ff;
  transition:color .25s ease, text-shadow .25s ease;
  text-transform:none;
}

.nav-links a:hover,
.nav-links a.active{
  color:var(--brand-2);
  text-shadow:0 0 14px rgba(126,247,255,.22);
}

.nav-cta{
  display:flex;
  gap:10px;
  align-items:center;
}

.nav-toggle{
  display:none;
  background:none;
  border:none;
  color:#fff;
  font-size:1.5rem;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  min-height:48px;
  padding:0 18px;
  border-radius:16px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  color:var(--text);
  font-weight:700;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease,background .25s ease;
}

.btn:hover{
  transform:translateY(-1px);
  border-color:rgba(83,216,255,.55);
  box-shadow:var(--glow);
}

.btn-primary{
  background:linear-gradient(135deg, rgba(44,217,255,.92), rgba(111,241,255,.92));
  color:#021019;
  border:none;
  box-shadow:0 0 32px rgba(84,223,255,.2);
}

.btn-secondary{
  background:rgba(3,14,30,.78);
}

.hero{
  padding:88px 0 40px;
  text-align:center;
  position:relative;
}

.hero-copy{
  max-width:920px;
  margin:0 auto;
  position:relative;
  z-index:1;
}

.hero-actions{
  display:flex;
  gap:14px;
  justify-content:center;
  flex-wrap:wrap;
  margin-top:26px;
}

.hero-stats{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:14px;
  max-width:620px;
  margin:26px 0 0;
}

.stat-box{
  padding:14px 16px;
  border:1px solid var(--line-soft);
  border-radius:16px;
  background:rgba(4,14,27,.52);
  box-shadow:var(--glow);
}

.stat-box strong{
  display:block;
  font-size:1.1rem;
  color:var(--brand-2);
  margin-bottom:4px;
  line-height:1.1;
}

.stat-box span{
  display:block;
  font-size:.88rem;
  line-height:1.35;
}

.cards-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:16px;
}

.service-card{
  position:relative;
  display:flex;
  flex-direction:column;
  align-items:center;
  text-align:center;
  min-height:286px;
  padding:22px 18px 18px;
  border-radius:18px;
  background:linear-gradient(180deg, rgba(6,18,38,.84), rgba(4,10,22,.94));
  border:1px solid var(--line);
  box-shadow:var(--glow), inset 0 0 0 1px rgba(255,255,255,.02);
  overflow:hidden;
}

.service-card::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(circle at 50% 26%, rgba(52,208,255,.18), transparent 20%),
    linear-gradient(transparent 70%, rgba(52,208,255,.06));
  pointer-events:none;
}

.service-card::after{
  content:"";
  position:absolute;
  left:12px;
  right:12px;
  bottom:12px;
  height:1px;
  background:linear-gradient(90deg, transparent, rgba(83,216,255,.55), transparent);
}

.service-card:hover{
  transform:translateY(-4px);
  transition:transform .25s ease,border-color .25s ease;
  border-color:rgba(83,216,255,.58);
}

.service-icon{
  width:80px;
  height:80px;
  margin-bottom:16px;
  border-radius:18px;
  padding:10px;
  display:grid;
  place-items:center;
  background:radial-gradient(circle at 30% 30%, rgba(83,216,255,.28), rgba(9,28,53,.9));
  border:1px solid rgba(83,216,255,.42);
  box-shadow:0 0 26px rgba(83,216,255,.2);
}

.service-icon img{
  width:100%;
  height:100%;
  object-fit:contain;
  filter:drop-shadow(0 0 10px rgba(83,216,255,.35));
}

.service-card h3{
  font-size:1.12rem;
  line-height:1.2;
  margin:0 0 10px;
  position:relative;
  z-index:1;
}

.service-card p{
  margin:0;
  color:#b5cad8;
  font-size:.92rem;
  line-height:1.5;
  position:relative;
  z-index:1;
}

.service-arrow{
  margin-top:auto;
  padding-top:12px;
  color:var(--brand-2);
  font-size:1.15rem;
  position:relative;
  z-index:1;
}

.service-arrow span{
  display:inline-block;
  transition:transform .25s ease;
}

.service-card:hover .service-arrow span{
  transform:translateX(3px);
}

.process-wrap{
  position:relative;
  padding-top:12px;
}

.process-line{
  position:absolute;
  left:9%;
  right:9%;
  top:58px;
  height:2px;
  background:linear-gradient(90deg, transparent, rgba(83,216,255,.65), transparent);
  box-shadow:0 0 20px rgba(83,216,255,.32);
}

.process-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;
  position:relative;
}

.process-step{
  text-align:center;
  position:relative;
}

.process-badge{
  width:88px;
  height:88px;
  margin:0 auto 16px;
  border-radius:50%;
  display:grid;
  place-items:center;
  background:radial-gradient(circle at 30% 30%, rgba(83,216,255,.28), rgba(5,18,34,.98));
  border:1px solid rgba(83,216,255,.48);
  box-shadow:0 0 28px rgba(83,216,255,.2), inset 0 0 22px rgba(83,216,255,.08);
  font-size:2rem;
  font-weight:800;
  color:#fff;
}

.process-step h3{
  font-size:1.22rem;
  line-height:1.15;
  margin:0 0 8px;
}

.process-step p{
  margin:0 auto;
  max-width:250px;
  color:#b7cbdb;
  font-size:.94rem;
}

.faq-list{
  display:grid;
  gap:16px;
  max-width:100%;
  margin:0 auto;
}

.faq-item{
  border:1px solid var(--line);
  border-radius:16px;
  background:rgba(4,13,26,.62);
  box-shadow:var(--glow);
}

.faq-item summary{
  list-style:none;
  cursor:pointer;
  padding:18px 22px;
  font-size:1.05rem;
  font-weight:600;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
}

.faq-item summary::-webkit-details-marker{
  display:none;
}

.faq-item summary::after{
  content:"+";
  font-size:1.8rem;
  color:var(--brand-2);
  line-height:1;
}

.faq-item[open] summary::after{
  content:"−";
}

.faq-item p{
  padding:0 22px 20px;
  margin:0;
  color:var(--muted);
}

.contact-panel{
  max-width:100%;
  margin:0 auto;
  border-radius:22px;
  padding:28px;
  border:1px solid var(--line);
  background:linear-gradient(180deg, rgba(6,18,38,.9), rgba(3,9,20,.96));
  box-shadow:var(--glow), var(--shadow);
}

.contact-highlight{
  display:flex;
  align-items:center;
  justify-content:flex-end;
  font-size:clamp(2rem,4vw,3.1rem);
  font-weight:800;
  color:var(--brand-2);
  text-shadow:0 0 24px rgba(84,223,255,.25);
  margin-bottom:18px;
}

.contact-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:18px;
  margin-top:18px;
}

.contact-box{
  padding:18px;
  border:1px solid var(--line-soft);
  border-radius:16px;
  background:rgba(255,255,255,.02);
}

.contact-box h3{
  margin:0 0 8px;
}

.contact-box p{
  margin:0;
  color:var(--muted);
}

.form-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:14px;
}

.field{
  display:flex;
  flex-direction:column;
  gap:8px;
}

.field span{
  font-size:.96rem;
  color:#dff4ff;
}

.field input,
.field textarea,
.field select{
  border-radius:14px;
  border:1px solid rgba(83,216,255,.22);
  background:rgba(255,255,255,.03);
  color:#fff;
  padding:14px 16px;
  outline:none;
}

.field textarea{
  min-height:150px;
  resize:vertical;
}

.field input:focus,
.field textarea:focus,
.field select:focus{
  border-color:rgba(126,240,255,.4);
  box-shadow:0 0 0 4px rgba(50,215,255,.08);
}

.field select{
  appearance:none;
  -webkit-appearance:none;
  -moz-appearance:none;
  background-image:
    linear-gradient(45deg,transparent 50%,#9feaff 50%),
    linear-gradient(135deg,#9feaff 50%,transparent 50%);
  background-position:
    calc(100% - 22px) calc(50% - 3px),
    calc(100% - 14px) calc(50% - 3px);
  background-size:8px 8px,8px 8px;
  background-repeat:no-repeat;
  padding-right:44px;
}

.field select option,
.field select optgroup{
  background:#08111f;
  color:#ecf8ff;
}

.footer{
  padding:34px 0 40px;
  border-top:1px solid rgba(83,216,255,.12);
  background:rgba(1,7,14,.8);
  margin-top:72px;
}

.footer-grid{
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:20px;
  align-items:flex-start;
}

.footer-links{
  display:flex;
  gap:20px;
  flex-wrap:wrap;
  justify-content:flex-end;
}

.footer-links a{
  font-size:1.12rem;
  font-weight:600;
  color:#eef8ff;
  transition:color .25s ease, text-shadow .25s ease;
}

.footer-links a:hover{
  color:var(--brand-2);
  text-shadow:0 0 14px rgba(126,247,255,.22);
}

.reveal{
  opacity:0;
  transform:translateY(20px);
  transition:opacity .55s ease,transform .55s ease;
}

.reveal.visible{
  opacity:1;
  transform:none;
}

.sub-hero{
  padding:92px 0 34px;
  text-align:center;
}

.sub-hero-copy{
  max-width:1200px;
  margin:0 auto;
}

.sub-hero .lead{
  max-width:980px;
}

.sub-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:16px;
}

.info-card,
.cta-card{
  padding:24px;
  border-radius:18px;
  border:1px solid var(--line);
  background:linear-gradient(180deg, rgba(6,18,38,.84), rgba(4,10,22,.94));
  box-shadow:var(--glow);
}

.info-card h3,
.cta-card h3{
  margin:0 0 8px;
  font-size:1.15rem;
}

.info-card p,
.cta-card p{
  margin:0;
  color:var(--muted);
}

.info-list{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
  margin-top:16px;
}

.tick-list{
  padding:0;
  margin:0;
  list-style:none;
  display:grid;
  gap:10px;
}

.tick-list li{
  position:relative;
  padding-left:24px;
  color:#d9edf8;
}

.tick-list li::before{
  content:"•";
  position:absolute;
  left:0;
  top:0;
  color:var(--brand-2);
  font-size:1.15rem;
  line-height:1.1;
}

.center{text-align:center}

.hero.hero-pro{
  padding:48px 0 52px;
  text-align:left;
}

.hero-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(760px,1.08fr);
  gap:20px;
  align-items:start;
}

.hero-copy{
  max-width:min(820px, 100%);
  margin:0;
  padding-top:8px;
}

.hero-title{
  max-width:11.5ch;
  font-size:clamp(2.7rem, 5.8vw, 5.4rem);
  line-height:.92;
  letter-spacing:-.06em;
  margin:0 0 18px;
  text-wrap:balance;
}

.hero-title br{
  display:block;
}

.hero .lead{
  max-width:min(680px, 100%);
  font-size:clamp(1rem, 1.3vw, 1.12rem);
}

.hero-actions{
  justify-content:flex-start;
}

.hero-visual{
  position:relative;
  min-height:640px;
  display:flex;
  align-items:center;
  justify-content:center;
}

.visual-grid{
  position:absolute;
  inset:0;
  border-radius:32px;
  background:
    linear-gradient(rgba(55,165,235,.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(55,165,235,.08) 1px, transparent 1px);
  background-size:30px 30px;
  mask-image:radial-gradient(circle at center, black 44%, transparent 92%);
  opacity:.48;
  pointer-events:none;
}

.visual-panel{
  position:relative;
  z-index:1;
  width:100%;
  max-width:720px;
  padding:24px;
  border-radius:30px;
  background:linear-gradient(180deg, rgba(8,20,38,.93), rgba(5,12,24,.96));
  border:1px solid rgba(83,216,255,.16);
  box-shadow:
    0 0 0 1px rgba(255,255,255,.02) inset,
    0 32px 70px rgba(0,0,0,.42),
    0 0 50px rgba(83,216,255,.08);
  backdrop-filter:blur(16px);
}

.visual-panel::before{
  content:"";
  position:absolute;
  inset:-1px;
  border-radius:30px;
  padding:1px;
  background:linear-gradient(135deg, rgba(126,247,255,.22), rgba(83,216,255,.04));
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;
  mask-composite:exclude;
  pointer-events:none;
}

.visual-top{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:16px;
  margin-bottom:20px;
}

.visual-title{
  font-size:1.1rem;
  font-weight:800;
  line-height:1.2;
  color:#ecf6ff;
}

.visual-subtitle{
  margin-top:4px;
  color:var(--muted);
  font-size:.92rem;
}

.visual-chip{
  padding:10px 16px;
  border-radius:999px;
  border:1px solid rgba(83,216,255,.22);
  background:rgba(7,25,45,.72);
  color:var(--brand-2);
  font-weight:700;
  white-space:nowrap;
}

.signal-stack{
  display:grid;
  grid-template-columns:minmax(0,.95fr) minmax(200px,1.05fr);
  gap:16px;
  margin-bottom:16px;
}

.signal-card,
.metric-card,
.terminal-card{
  background:linear-gradient(180deg, rgba(12,24,43,.9), rgba(8,16,31,.96));
  border:1px solid rgba(83,216,255,.12);
  border-radius:22px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.03);
}

.signal-card{
  padding:18px;
}

.signal-card h3,
.metric-card h3,
.terminal-card h3{
  margin:0 0 14px;
  font-size:1.02rem;
  color:#f3f9ff;
}

.signal-list{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:12px;
}

.signal-list li{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding:16px;
  border-radius:18px;
  background:rgba(255,255,255,.025);
  border:1px solid rgba(255,255,255,.05);
}

.signal-list strong{
  color:#ecf4ff;
  font-size:1rem;
}

.signal-list span{
  color:#9eb5cf;
  font-size:.98rem;
}

.status{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:#d3e5f5;
  white-space:nowrap;
}

.status::before{
  content:"";
  width:9px;
  height:9px;
  border-radius:50%;
  background:#66f0bd;
  box-shadow:0 0 14px rgba(102,240,189,.72);
  flex:0 0 auto;
}

.status.warn::before{
  background:#ffd45a;
  box-shadow:0 0 14px rgba(255,212,90,.62);
}

.metric-column{
  display:grid;
  grid-template-columns:1fr;
  gap:16px;
  min-width:0;
}

.metric-card{
  padding:22px 22px 20px;
  min-height:182px;
  display:flex;
  flex-direction:column;
  justify-content:flex-start;
}

.metric-value{
  font-size:3rem;
  line-height:1;
  font-weight:900;
  letter-spacing:-.05em;
  color:#89f0ff;
  margin-bottom:12px;
}

.metric-desc{
  color:#9db5ce;
  line-height:1.55;
  font-size:1rem;
}

.visual-bottom{
  display:grid;
  grid-template-columns:1fr;
  gap:16px;
}

.terminal-card{
  padding:20px;
  min-height:auto;
}

.roadmap-card{
  display:flex;
  flex-direction:column;
  gap:20px;
}

.roadmap-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-bottom:6px;
}

.roadmap-badge{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:7px 12px;
  border-radius:999px;
  border:1px solid rgba(83,216,255,.18);
  background:rgba(255,255,255,.03);
  color:var(--brand-2);
  font-size:.82rem;
  font-weight:700;
  white-space:nowrap;
}

.roadmap-list{
  display:grid;
  gap:10px;
}

.roadmap-step-item{
  position:relative;
  padding:14px 16px 14px 18px;
  border-radius:16px;
  background:rgba(255,255,255,.03);
  border:1px solid rgba(255,255,255,.05);
  overflow:hidden;
}

.roadmap-step-item::before{
  content:"";
  position:absolute;
  left:0;
  top:10px;
  bottom:10px;
  width:4px;
  border-radius:999px;
  background:linear-gradient(180deg, #7cecff, #4b7cff);
}

.roadmap-step-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-bottom:6px;
}

.roadmap-step-top strong{
  color:#ecf6ff;
  font-size:.98rem;
  line-height:1.2;
}

.roadmap-step-item p{
  margin:0;
  color:#9db5ce;
  font-size:.88rem;
  line-height:1.45;
}

.roadmap-status{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:6px 10px;
  border-radius:999px;
  font-size:.78rem;
  font-weight:700;
  white-space:nowrap;
  border:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.04);
}

.roadmap-status.done{
  color:#7ef7c9;
  border-color:rgba(126,247,201,.18);
  background:rgba(126,247,201,.08);
}

.roadmap-status.active{
  color:#89f0ff;
  border-color:rgba(137,240,255,.18);
  background:rgba(137,240,255,.08);
}

.roadmap-status.queued{
  color:#c6d6ea;
  border-color:rgba(198,214,234,.14);
  background:rgba(198,214,234,.05);
}

.subpage-wide{
  max-width:100%;
  width:100%;
}

.subpage-grid-wide{
  grid-template-columns:1.2fr .8fr;
  align-items:stretch;
}

.section .contact-panel.subpage-wide,
.section-tight .contact-panel.subpage-wide{
  max-width:100%;
}

@media (max-width:1080px){
  .cards-grid,
  .sub-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
}

@media (max-width:1180px){
  .hero-layout{
    grid-template-columns:1fr;
    gap:28px;
    align-items:start;
  }

  .hero.hero-pro{
    padding:36px 0 48px;
    text-align:left;
  }

  .hero-copy{
    max-width:100%;
    margin:0;
    padding-top:0;
  }

  .hero-title{
    max-width:min(12ch, 100%);
    font-size:clamp(2.8rem, 8vw, 5.2rem);
  }

  .hero .lead{
    max-width:min(760px, 100%);
  }

  .hero-actions{
    justify-content:flex-start;
  }

  .hero-stats{
    margin-left:0;
    margin-right:0;
  }

  .hero-visual{
    min-height:auto;
  }

  .visual-panel{
    max-width:100%;
  }
}

@media (max-width:860px){
  .nav-toggle{display:block}
  .nav-links,.nav-cta{display:none}

  .nav-links.open{
    display:flex;
    position:absolute;
    left:16px;
    right:16px;
    top:74px;
    flex-direction:column;
    padding:18px;
    border-radius:18px;
    background:rgba(3,13,26,.96);
    border:1px solid var(--line);
    box-shadow:var(--shadow);
  }

  .nav-cta.open{
    display:flex;
    position:absolute;
    left:16px;
    right:16px;
    top:292px;
    flex-direction:column;
    padding-top:12px;
  }

  .cards-grid,
  .process-grid,
  .hero-stats,
  .contact-grid,
  .footer-grid,
  .form-grid,
  .info-list,
  .subpage-grid-wide{
    grid-template-columns:1fr;
  }

  .process-line{display:none}

  .contact-highlight{
    justify-content:flex-start;
    font-size:2.2rem;
  }
}

@media (max-width:760px){
  .visual-top{
    flex-direction:column;
    align-items:flex-start;
  }

  .signal-stack,
  .visual-bottom{
    grid-template-columns:1fr;
  }

  .metric-card,
  .terminal-card{
    min-height:auto;
  }

  .metric-value{
    font-size:2.4rem;
  }

  .roadmap-head,
  .roadmap-step-top{
    flex-direction:column;
    align-items:flex-start;
  }
}

@media (max-width:640px){
  .section{padding:64px 0}
  .hero{padding-top:70px}

  .cards-grid,
  .sub-grid{
    grid-template-columns:1fr;
  }

  .service-card{min-height:250px}

  .hero.hero-pro{
    padding:24px 0 40px;
  }

  .hero-title{
    max-width:100%;
    font-size:clamp(2.4rem, 12vw, 4rem);
    line-height:.94;
    letter-spacing:-.06em;
  }

  .hero-title br{
    display:none;
  }

  .hero .lead{
    max-width:100%;
    font-size:1rem;
  }

  .hero-actions{
    justify-content:flex-start;
    flex-wrap:wrap;
  }

  .visual-panel{
    padding:18px;
    border-radius:24px;
  }

  .signal-list li{
    flex-direction:column;
    align-items:flex-start;
  }

  .visual-chip{
    font-size:.92rem;
  }
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}

  .reveal,
  .btn,
  .service-card{
    transition:none!important;
    transform:none!important;
  }
}
.back-to-top{
  position:fixed;
  right:22px;
  bottom:22px;
  width:56px;
  height:56px;
  border-radius:18px;
  border:1px solid rgba(83,216,255,.3);
  background:linear-gradient(180deg, rgba(8,20,38,.92), rgba(4,10,22,.96));
  color:var(--brand-2);
  font-size:1.4rem;
  font-weight:800;
  display:grid;
  place-items:center;
  cursor:pointer;
  box-shadow:
    0 0 0 1px rgba(255,255,255,.02) inset,
    0 18px 40px rgba(0,0,0,.35),
    0 0 24px rgba(83,216,255,.14);
  opacity:0;
  visibility:hidden;
  transform:translateY(10px);
  transition:
    opacity .25s ease,
    visibility .25s ease,
    transform .25s ease,
    border-color .25s ease,
    box-shadow .25s ease;
  z-index:1200;
  backdrop-filter:blur(14px);
}

.back-to-top::before{
  content:"";
  position:absolute;
  inset:-1px;
  border-radius:18px;
  padding:1px;
  background:linear-gradient(135deg, rgba(126,247,255,.22), rgba(83,216,255,.02));
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;
  mask-composite:exclude;
  pointer-events:none;
}

.back-to-top:hover{
  transform:translateY(-2px);
  border-color:rgba(126,247,255,.5);
  box-shadow:
    0 0 0 1px rgba(255,255,255,.03) inset,
    0 22px 44px rgba(0,0,0,.42),
    0 0 28px rgba(83,216,255,.2);
}

.back-to-top.visible{
  opacity:1;
  visibility:visible;
  transform:translateY(0);
}

@media (max-width:640px){
  .back-to-top{
    right:16px;
    bottom:16px;
    width:52px;
    height:52px;
    border-radius:16px;
    font-size:1.25rem;
  }
}