:root{
  --bg0:#05070E;
  --text: rgba(255,255,255,0.92);
  --muted: rgba(255,255,255,0.62);
  --hair: rgba(255,255,255,0.10);
  --accent:#3BA4FF;
  --accent2:#1E6CFF;

  --ink:#0B1020;
  --ink2: rgba(11,16,32,0.64);
  --line: rgba(11,16,32,0.10);
  --line2: rgba(11,16,32,0.14);

  --maxw: 1240px;
  --r: 18px;
}


.badgeRow{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top: 18px;
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.03);
  color: rgba(255,255,255,0.74);
  font-size: 12px;
  letter-spacing: 0.22px;
}
.badge .b{
  width: 6px; height: 6px; border-radius: 50%;
  background: rgba(59,164,255,0.9);
  box-shadow: 0 0 0 5px rgba(59,164,255,0.10);
}

/* Hero visual: image + visible/IR toggle */
.heroVis{
  border-radius: 18px;
  overflow:hidden;
  position: relative;
  box-shadow: 0 22px 90px rgba(0,0,0,0.35);
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(0,0,0,0.20);
  min-height: 320px;
}
.heroVis img{
  width:100%;
  height: 340px;
  object-fit: cover;
  display:block;
  opacity: 0.98;
  filter: contrast(1.05) saturate(1.05);
}
.heroVis .overlay{
  position:absolute; inset:0;
  background: radial-gradient(900px 520px at 20% 20%, rgba(59,164,255,0.14), transparent 55%),
              radial-gradient(900px 520px at 70% 85%, rgba(30,108,255,0.10), transparent 60%),
              linear-gradient(180deg, rgba(0,0,0,0.05), rgba(0,0,0,0.42));
  pointer-events:none;
}
.heroVis .controls{
  position:absolute;
  left: 14px;
  right: 14px;
  bottom: 14px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 12px;
}
.seg{
  display:inline-flex;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(0,0,0,0.28);
  overflow:hidden;
  backdrop-filter: blur(10px);
}
.seg button{
  appearance:none;
  border:0;
  background: transparent;
  color: rgba(255,255,255,0.72);
  padding: 9px 12px;
  font-size: 12px;
  letter-spacing: 0.22px;
  cursor:pointer;
}
.seg button.active{
  color: rgba(255,255,255,0.92);
  background: rgba(59,164,255,0.16);
}
.chip{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding: 9px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(0,0,0,0.26);
  color: rgba(255,255,255,0.72);
  font-size: 12px;
  letter-spacing: 0.20px;
  backdrop-filter: blur(10px);
  white-space: nowrap;
}

/* ===== White technical content ===== */
.content{
  background: #ffffff;
  color: #0B1020;
  padding: 72px clamp(22px, 4vw, 72px) 40px;
}
.content h2{
  grid-column: span 12;
  margin: 0;
  font-size: clamp(22px, 2.1vw, 30px);
  letter-spacing: -0.4px;
}

.inner{
  max-width: var(--maxw);
  margin: 0 auto;
}

.section{
  margin-top: 44px;
  display:grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 18px;
  align-items: start;
}

.sub{
  grid-column: span 12;
  margin: 10px 0 0;
  color: var(--ink2);
  line-height: 1.6;
  max-width: 85ch;
  font-size: 15px;
}

.card{
  border-radius: var(--r);
  border: 1px solid var(--line);
  box-shadow: 0 18px 70px rgba(0,0,0,0.08);
  background:#fff;
  overflow:hidden;
}
.pad{ padding: 18px; }

.twoColLeft{ grid-column: span 7; }
.twoColRight{ grid-column: span 5; }
@media (max-width: 980px){
  .twoColLeft, .twoColRight{ grid-column: span 12; }
}

.miniTitle{
  font-weight: 650;
  letter-spacing: -0.2px;
  margin: 0 0 10px;
  font-size: 14px;
}
.p{
  margin: 0;
  color: var(--ink2);
  line-height: 1.65;
  font-size: 14px;
}

.chips{
  display:flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 14px;
}
.chipW{
  border: 1px solid var(--line2);
  background: rgba(11,16,32,0.02);
  color: rgba(11,16,32,0.70);
  border-radius: 999px;
  padding: 8px 10px;
  font-size: 12px;
  letter-spacing: 0.18px;
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.chipW .b{
  width:6px; height:6px; border-radius:50%;
  background: rgba(59,164,255,0.95);
  box-shadow: 0 0 0 5px rgba(59,164,255,0.10);
}

/* Specs table */
table{
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
th, td{
  padding: 10px 10px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
th{
  text-align:left;
  font-weight: 650;
  color: rgba(11,16,32,0.86);
  width: 42%;
}
td{ color: rgba(11,16,32,0.70); }

.kv{
  display:grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: 8px;
}
.kv a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 10px;
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid var(--line2);
  background: rgba(11,16,32,0.02);
  transition: 160ms ease;
  color: rgba(11,16,32,0.82);
  font-size: 13px;
  letter-spacing: 0.10px;
}
.kv a:hover{
  transform: translateY(-1px);
  border-color: rgba(11,16,32,0.18);
  box-shadow: 0 16px 50px rgba(0,0,0,0.06);
}
.kv .small{ color: rgba(11,16,32,0.56); font-size: 12px; }

/* Details accordion */
details{
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: 0 18px 70px rgba(0,0,0,0.06);
  overflow:hidden;
}
details + details{ margin-top: 12px; }
summary{
  list-style:none;
  cursor:pointer;
  padding: 16px 18px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 12px;
  font-weight: 650;
  letter-spacing: -0.2px;
  color: rgba(11,16,32,0.88);
}
summary::-webkit-details-marker{ display:none; }
.chev{
  width: 18px; height: 18px;
  border-radius: 999px;
  border: 1px solid var(--line2);
  display:grid; place-items:center;
  color: rgba(11,16,32,0.70);
  font-size: 12px;
  transform: rotate(0deg);
  transition: 160ms ease;
}
details[open] .chev{ transform: rotate(180deg); }
.detailBody{
  padding: 0 18px 18px;
  color: rgba(11,16,32,0.70);
  line-height: 1.65;
  font-size: 14px;
}
.list{
  margin: 10px 0 0;
  padding-left: 18px;
  color: rgba(11,16,32,0.70);
}
.list li{ margin: 6px 0; }

/* Block diagram */
.diagramWrap{ padding: 16px; }
.diagram{
  width: 100%;
  height: auto;
  display:block;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #fff;
}
.note{
  margin-top: 10px;
  font-size: 12px;
  color: rgba(11,16,32,0.56);
  line-height: 1.6;
}

/* “Use-case tiles” */
.ucGrid{
  grid-column: span 12;
  display:grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 18px;
  margin-top: 10px;
}
.uc{
  grid-column: span 4;
  border-radius: var(--r);
  border: 1px solid var(--line);
  box-shadow: 0 18px 70px rgba(0,0,0,0.06);
  background:#fff;
  overflow:hidden;
  transition: 160ms ease;
}
.uc:hover{
  transform: translateY(-2px);
  box-shadow: 0 22px 80px rgba(0,0,0,0.08);
  border-color: rgba(11,16,32,0.16);
}
.ucTop{
  height: 140px;
  background: radial-gradient(700px 420px at 30% 30%, rgba(59,164,255,0.18), rgba(30,108,255,0.07) 55%, rgba(11,16,32,0.02) 100%);
  position: relative;
}
.ucTop::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(to right, rgba(11,16,32,0.07) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(11,16,32,0.07) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: 0.30;
  mask-image: radial-gradient(ellipse at 25% 30%, black 0%, transparent 70%);
}
.ucBody{ padding: 16px 16px 18px; }
.ucTitle{ font-weight: 700; letter-spacing: -0.2px; }
.ucDesc{ margin-top: 8px; color: rgba(11,16,32,0.64); line-height: 1.6; font-size: 13.5px; }
.ucTags{ margin-top: 12px; display:flex; gap:10px; flex-wrap: wrap; }

.pageFoot{
  margin-top: 70px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  color: rgba(11,16,32,0.55);
  font-size: 12px;
  display:flex;
  justify-content:space-between;
  gap: 14px;
  flex-wrap: wrap;
}
code{
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 12px;
  background: rgba(11,16,32,0.04);
  border: 1px solid rgba(11,16,32,0.10);
  border-radius: 10px;
  padding: 2px 6px;
}