/* ============================================================
   AEROLOOM — LT-CUAS · investor site design system
   Tactical defense palette. Tweak palette here; copy in index.html.
   ============================================================ */
:root {
  --bg: #06080d;
  --bg-2: #0a0e16;
  --panel: rgba(16, 22, 34, 0.6);
  --panel-solid: #0d1320;
  --stroke: rgba(120, 160, 200, 0.16);
  --stroke-strong: rgba(120, 200, 255, 0.42);
  --text: #e9eef6;
  --muted: #93a0b6;
  --mint: #46e8b0;
  --cyan: #36d2f7;
  --violet: #8aa0ff;
  --amber: #ffb454;
  --danger: #ff6b5e;
  --grad: linear-gradient(100deg, var(--cyan), var(--violet) 55%, var(--amber));
  --glow: 0 0 38px rgba(54, 210, 247, 0.22);
  --radius: 18px;
  --maxw: 1160px;
  --font: 'Inter', system-ui, sans-serif;
  --display: 'Space Grotesk', system-ui, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: radial-gradient(1200px 800px at 70% -10%, #0c1430 0%, var(--bg) 55%);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
::selection { background: rgba(67, 217, 255, 0.3); color: #fff; }

/* background layers */
#starfield { position: fixed; inset: 0; z-index: 0; pointer-events: none; }
.grid-overlay {
  position: fixed; inset: 0; z-index: 0; pointer-events: none; opacity: 0.4;
  background-image:
    linear-gradient(rgba(80,140,220,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(80,140,220,0.06) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 75%);
}
.scanline {
  position: fixed; inset: 0; z-index: 1; pointer-events: none; opacity: 0.5;
  background: repeating-linear-gradient(transparent 0 3px, rgba(0,0,0,0.18) 3px 4px);
  mix-blend-mode: overlay;
}

main, .nav, .footer { position: relative; z-index: 2; }

/* ---------- nav ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; align-items: center; gap: 24px;
  padding: 16px clamp(16px, 4vw, 48px);
  backdrop-filter: blur(14px);
  background: linear-gradient(180deg, rgba(5,7,15,0.85), rgba(5,7,15,0.2));
  border-bottom: 1px solid transparent;
  transition: border-color .3s, background .3s;
}
.nav.scrolled { border-bottom-color: var(--stroke); background: rgba(5,7,15,0.92); }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--display); font-weight: 700; letter-spacing: 2px; }
.brand-mark { color: var(--mint); font-size: 20px; filter: drop-shadow(0 0 8px var(--mint)); }
.brand-name { font-size: 18px; }
.nav-links { display: flex; gap: 26px; margin-left: auto; }
.nav-links a { color: var(--muted); font-size: 14px; font-weight: 500; transition: color .2s; position: relative; }
.nav-links a:hover { color: var(--text); }
.nav-links a::after {
  content: ''; position: absolute; left: 0; bottom: -6px; height: 1px; width: 0;
  background: var(--grad); transition: width .25s;
}
.nav-links a:hover::after { width: 100%; }
.nav-cta { margin-left: 4px; }
.nav-burger { display: none; flex-direction: column; gap: 5px; background: none; border: 0; padding: 8px; }
.nav-burger span { width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: .3s; }

/* ---------- buttons ---------- */
.btn {
  border: 1px solid var(--stroke-strong); border-radius: 999px;
  padding: 12px 22px; font-size: 14px; font-weight: 600; color: var(--text);
  background: rgba(255,255,255,0.02); transition: transform .15s, box-shadow .25s, background .25s;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: var(--grad); color: #04121a; border: 0; font-weight: 700;
  box-shadow: 0 8px 30px rgba(67,217,255,0.3);
}
.btn-primary:hover { box-shadow: 0 10px 40px rgba(94,242,192,0.45); }
.btn-ghost:hover { background: rgba(67,217,255,0.08); box-shadow: var(--glow); }

/* ---------- hero ---------- */
.hero {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  padding: 120px clamp(16px, 4vw, 48px) 80px; position: relative; text-align: center;
}
.hero-inner { max-width: 860px; }
.hero-glow {
  position: absolute; top: 8%; left: 50%; transform: translateX(-50%);
  width: 700px; height: 500px; pointer-events: none;
  background: radial-gradient(circle, rgba(67,217,255,0.18), transparent 60%);
  filter: blur(20px);
}
.status-pill {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 8px 16px; border: 1px solid var(--stroke); border-radius: 999px;
  background: var(--panel); font-size: 13px; color: var(--muted); margin-bottom: 26px;
  backdrop-filter: blur(8px);
}
.status-pill .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 10px var(--mint); animation: pulse 2s infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.4} }
.hero-title { font-family: var(--display); font-weight: 700; font-size: clamp(38px, 7vw, 76px); line-height: 1.04; letter-spacing: -1px; }
.hero-title .grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero-sub { color: var(--muted); font-size: clamp(15px, 2vw, 19px); max-width: 620px; margin: 24px auto 0; }
.hero-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-top: 34px; }
.hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px;
  margin-top: 56px; padding-top: 30px; border-top: 1px solid var(--stroke);
}
.stat { text-align: left; }
.stat-num { display: block; font-family: var(--display); font-size: clamp(22px, 3vw, 32px); font-weight: 700; color: var(--mint); }
.stat-label { font-size: 12.5px; color: var(--muted); }

/* ---------- sections ---------- */
.section { max-width: var(--maxw); margin: 0 auto; padding: clamp(70px, 11vw, 130px) clamp(16px, 4vw, 48px); }
.section-head { max-width: 720px; margin-bottom: 46px; }
.eyebrow { font-family: var(--mono); font-size: 12.5px; letter-spacing: 2px; text-transform: uppercase; color: var(--cyan); }
.section-title { font-family: var(--display); font-size: clamp(28px, 4.5vw, 46px); font-weight: 700; line-height: 1.1; margin: 14px 0 12px; letter-spacing: -0.5px; }
.section-lede { color: var(--muted); font-size: clamp(15px, 2vw, 17px); }

/* ---------- platform demo ---------- */
.demo {
  display: grid; grid-template-columns: 1.4fr 1fr; gap: 24px; margin-bottom: 54px;
  background: var(--panel); border: 1px solid var(--stroke); border-radius: var(--radius);
  padding: 28px; backdrop-filter: blur(10px);
}
.demo-visual { display: flex; align-items: center; justify-content: space-between; gap: 8px; flex-wrap: wrap; }
.flow-node {
  flex: 1 1 120px; text-align: center; padding: 18px 10px; border-radius: 16px;
  border: 1px solid var(--stroke); background: rgba(10,16,30,0.6); transition: .35s;
}
.flow-node .flow-ico { display: block; font-size: 26px; color: var(--muted); transition: .35s; }
.flow-node b { display: block; font-size: 14px; margin-top: 6px; }
.flow-node small { color: var(--muted); font-size: 11.5px; }
.flow-node.active { border-color: var(--stroke-strong); box-shadow: var(--glow); transform: translateY(-4px); }
.flow-node.active .flow-ico { color: var(--mint); filter: drop-shadow(0 0 8px var(--mint)); }
.flow-arrow { color: var(--muted); font-size: 20px; transition: .35s; }
.flow-arrow.lit { color: var(--mint); }
.demo-controls { border-left: 1px solid var(--stroke); padding-left: 24px; }
.slider-label { display: flex; justify-content: space-between; font-size: 13px; color: var(--muted); margin-bottom: 10px; }
.slider-label span { color: var(--mint); font-family: var(--mono); }
.slider { -webkit-appearance: none; appearance: none; width: 100%; height: 4px; border-radius: 4px; background: linear-gradient(90deg, var(--cyan), var(--violet)); outline: none; }
.slider::-webkit-slider-thumb { -webkit-appearance: none; width: 18px; height: 18px; border-radius: 50%; background: #fff; box-shadow: 0 0 12px var(--cyan); cursor: pointer; }
.slider::-moz-range-thumb { width: 18px; height: 18px; border: 0; border-radius: 50%; background: #fff; box-shadow: 0 0 12px var(--cyan); cursor: pointer; }
.demo-readout { margin-top: 20px; display: grid; gap: 10px; }
.demo-readout div { display: flex; justify-content: space-between; font-size: 13px; border-bottom: 1px dashed var(--stroke); padding-bottom: 8px; }
.ro-k { color: var(--muted); } .ro-v { font-family: var(--mono); color: var(--mint); }

/* ---------- cards ---------- */
.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.card {
  background: var(--panel); border: 1px solid var(--stroke); border-radius: var(--radius);
  padding: 26px 22px; backdrop-filter: blur(8px); transition: .3s;
}
.card:hover { transform: translateY(-6px); border-color: var(--stroke-strong); box-shadow: var(--glow); }
.card-ico { font-size: 28px; color: var(--cyan); margin-bottom: 14px; }
.card h3 { font-family: var(--display); font-size: 18px; margin-bottom: 8px; }
.card p { color: var(--muted); font-size: 14px; }

/* ---------- tech tabs ---------- */
.tabs { display: grid; grid-template-columns: 240px 1fr; gap: 22px; margin-bottom: 30px; }
.tab-bar { display: flex; flex-direction: column; gap: 8px; }
.tab {
  text-align: left; padding: 14px 18px; border-radius: 14px; border: 1px solid var(--stroke);
  background: var(--panel); color: var(--muted); font-size: 14px; font-weight: 600; transition: .25s;
}
.tab:hover { color: var(--text); }
.tab.active { color: #04121a; background: var(--grad); border-color: transparent; }
.tab-panels { background: var(--panel); border: 1px solid var(--stroke); border-radius: var(--radius); padding: 30px; backdrop-filter: blur(8px); }
.tab-panel { display: none; }
.tab-panel.active { display: block; animation: fade .35s ease; }
@keyframes fade { from { opacity: 0; transform: translateY(8px);} to {opacity:1; transform:none;} }
.tab-panel h3 { font-family: var(--display); font-size: 24px; margin-bottom: 12px; }
.tab-panel p { color: var(--muted); margin-bottom: 20px; max-width: 620px; }
.spec-list { list-style: none; display: grid; gap: 10px; }
.spec-list li { display: flex; justify-content: space-between; padding: 10px 14px; border: 1px solid var(--stroke); border-radius: 10px; background: rgba(10,16,30,0.5); font-size: 14px; }
.spec-list li span { color: var(--muted); } .spec-list li b { color: var(--mint); font-family: var(--mono); }

/* ---------- terminal ---------- */
.terminal { background: #060a14; border: 1px solid var(--stroke); border-radius: var(--radius); overflow: hidden; box-shadow: var(--glow); }
.term-bar { display: flex; align-items: center; gap: 12px; padding: 12px 16px; border-bottom: 1px solid var(--stroke); background: rgba(255,255,255,0.02); }
.term-dots { display: flex; gap: 7px; }
.term-dots i { width: 11px; height: 11px; border-radius: 50%; background: #2a3350; }
.term-dots i:nth-child(1){ background:#ff5f57; } .term-dots i:nth-child(2){ background:#febc2e; } .term-dots i:nth-child(3){ background:#28c840; }
.term-title { font-family: var(--mono); font-size: 12.5px; color: var(--muted); }
.term-body { padding: 18px; font-family: var(--mono); font-size: 13.5px; line-height: 1.9; min-height: 230px; }
.term-line { color: var(--text); }
.term-dim { color: var(--muted); }
.term-ok { color: var(--mint); }
.t-prompt { color: var(--cyan); margin-right: 8px; }
.term-cursor .caret { display: inline-block; width: 9px; height: 16px; background: var(--mint); vertical-align: middle; animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.term-run { margin: 0 18px 18px; }
.term-hidden { display: none; }

/* product gallery */
.gallery-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 34px; }
.g-item { margin: 0; border-radius: 14px; overflow: hidden; border: 1px solid var(--stroke); cursor: pointer; position: relative; background: var(--panel); transition: .3s; aspect-ratio: 4/3; }
.g-item img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .4s ease; }
.g-item:hover { border-color: var(--stroke-strong); box-shadow: var(--glow); transform: translateY(-4px); }
.g-item:hover img { transform: scale(1.06); }
.g-item::after { content: '⤢'; position: absolute; top: 10px; right: 12px; color: var(--text); font-size: 16px; opacity: 0; transition: .3s; background: rgba(5,7,15,0.6); width: 28px; height: 28px; display: grid; place-items: center; border-radius: 8px; }
.g-item:hover::after { opacity: 1; }

/* lightbox */
.lightbox { position: fixed; inset: 0; background: rgba(3,5,10,0.92); backdrop-filter: blur(6px); display: flex; align-items: center; justify-content: center; z-index: 200; opacity: 0; pointer-events: none; transition: opacity .3s; }
.lightbox.open { opacity: 1; pointer-events: auto; }
.lightbox img { max-width: 90vw; max-height: 82vh; border-radius: 12px; border: 1px solid var(--stroke-strong); box-shadow: var(--glow); }
.lb-cap { position: absolute; bottom: 26px; left: 50%; transform: translateX(-50%); color: var(--text); font-size: 14px; background: rgba(5,7,15,0.7); padding: 8px 16px; border-radius: 999px; border: 1px solid var(--stroke); }
.lb-close { position: absolute; top: 22px; right: 26px; background: rgba(5,7,15,0.7); border: 1px solid var(--stroke); color: var(--text); width: 42px; height: 42px; border-radius: 12px; font-size: 18px; cursor: pointer; }
.lb-nav { position: absolute; top: 50%; transform: translateY(-50%); background: rgba(5,7,15,0.7); border: 1px solid var(--stroke); color: var(--text); width: 48px; height: 48px; border-radius: 50%; font-size: 24px; cursor: pointer; }
.lb-prev { left: 24px; } .lb-next { right: 24px; }
.lb-close:hover, .lb-nav:hover { border-color: var(--stroke-strong); box-shadow: var(--glow); }

/* data room */
.dataroom { margin-top: 36px; border: 1px solid var(--stroke); border-radius: var(--radius); padding: 26px; background: var(--panel); backdrop-filter: blur(8px); }
.dr-head { display: flex; align-items: baseline; justify-content: space-between; gap: 14px; flex-wrap: wrap; margin-bottom: 16px; }
.dr-head h3 { font-family: var(--display); font-size: 19px; }
.dr-status { font-family: var(--mono); font-size: 12px; color: var(--amber); }
.dr-status.unlocked { color: var(--mint); }
.dr-locked p { color: var(--muted); font-size: 14px; max-width: 620px; }
.dr-unlocked { display: grid; gap: 16px; }
.dr-file { display: flex; align-items: center; gap: 16px; background: rgba(8,12,22,0.6); border: 1px solid var(--stroke); border-radius: 14px; padding: 18px 20px; text-decoration: none; color: var(--text); transition: .25s; }
.dr-file:hover { border-color: var(--stroke-strong); box-shadow: var(--glow); }
.dr-ico { font-size: 30px; }
.dr-file small { color: var(--muted); }
.dr-list { list-style: none; display: grid; gap: 8px; }
.dr-list li { color: var(--muted); font-size: 13.5px; }
.dr-note { color: var(--mint); font-size: 13px; }

/* responsive additions */
@media (max-width: 900px) { .gallery-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .gallery-grid { grid-template-columns: 1fr; } }

/* ===== AEROLOOM additions ===== */
.hero-audience { display: flex; gap: 14px; flex-wrap: wrap; justify-content: center; margin-top: 18px; font-size: 13px; color: var(--muted); }
.hero-audience span { background: var(--panel); border: 1px solid var(--stroke); padding: 8px 14px; border-radius: 999px; }

/* use cases */
.usecases { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 34px; }
.uc-card { background: var(--panel); border: 1px solid var(--stroke); border-radius: var(--radius); padding: 26px; backdrop-filter: blur(8px); transition: .3s; }
.uc-card:hover { transform: translateY(-5px); border-color: var(--stroke-strong); box-shadow: var(--glow); }
.uc-ico { font-size: 30px; margin-bottom: 12px; }
.uc-card h3 { font-family: var(--display); font-size: 18px; }
.uc-card p { color: var(--muted); font-size: 13.5px; margin-top: 8px; }
.uc-tag { display: inline-block; margin-top: 14px; font-family: var(--mono); font-size: 11px; color: var(--amber); }
.uc-cta { margin-top: 30px; display: flex; align-items: center; gap: 18px; flex-wrap: wrap; background: var(--panel); border: 1px solid var(--stroke); border-radius: var(--radius); padding: 22px 26px; }
.uc-cta p { color: var(--muted); font-size: 14.5px; }

/* moat */
.moat { display: grid; grid-template-columns: 1fr 1.3fr; gap: 24px; margin-top: 36px; align-items: start; }
.moat-col { background: var(--panel); border: 1px solid var(--stroke); border-radius: var(--radius); padding: 26px; backdrop-filter: blur(8px); }
.moat-col h3 { font-family: var(--display); font-size: 19px; margin-bottom: 14px; }
.moat-col ul { list-style: none; display: grid; gap: 12px; }
.moat-col li { font-size: 13.5px; color: var(--muted); padding-left: 20px; position: relative; }
.moat-col li::before { content: '▸'; position: absolute; left: 0; color: var(--cyan); }
.moat-col li b { color: var(--text); }
.competitors .comp-card.is-us { border-color: var(--stroke-strong); box-shadow: var(--glow); }
.competitors .comp-card.is-us .c-name { color: var(--cyan); }

/* financials */
.fin-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; margin-top: 34px; }
.fin-col { background: var(--panel); border: 1px solid var(--stroke); border-radius: 14px; padding: 20px 14px; text-align: center; backdrop-filter: blur(8px); transition: .3s; }
.fin-col.hl { border-color: var(--stroke-strong); box-shadow: var(--glow); }
.fin-col:hover { transform: translateY(-4px); }
.fin-col .yr { font-family: var(--mono); font-size: 11.5px; color: var(--amber); }
.fin-col .rev { font-family: var(--display); font-size: clamp(22px, 2.6vw, 30px); font-weight: 700; color: var(--cyan); display: block; margin: 8px 0 2px; }
.fin-col .sub { font-size: 11.5px; color: var(--muted); }
.fin-col .profit { color: var(--mint); font-family: var(--mono); font-size: 12.5px; margin-top: 8px; display: block; }
.fin-col .profit::before { content: '↳ '; opacity: .6; }
.traction-extra { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 22px; }
.te-card { background: var(--panel); border: 1px solid var(--stroke); border-radius: var(--radius); padding: 22px; backdrop-filter: blur(8px); }
.te-num { display: block; font-family: var(--display); font-size: clamp(28px, 3.6vw, 38px); font-weight: 700; color: var(--mint); }
.te-label { color: var(--muted); font-size: 12.5px; margin-top: 6px; display: block; }
.timeline-wrap { margin-top: 36px; }
.tl-title { font-family: var(--display); font-size: 19px; margin-bottom: 16px; }
.timeline { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.tl { background: var(--panel); border: 1px solid var(--stroke); border-radius: 14px; padding: 16px; backdrop-filter: blur(8px); border-left: 3px solid var(--cyan); }
.tl .tl-yr { font-family: var(--mono); font-size: 11.5px; color: var(--cyan); }
.tl b { display: block; font-family: var(--display); font-size: 14px; margin: 6px 0; }
.tl small { color: var(--muted); font-size: 12px; }

/* audience toggle */
.audience-toggle { display: flex; gap: 10px; margin: 26px 0 22px; flex-wrap: wrap; }
.at-btn { background: var(--panel); border: 1px solid var(--stroke); color: var(--muted); padding: 11px 20px; border-radius: 999px; font-family: var(--display); font-size: 14px; cursor: pointer; transition: .25s; }
.at-btn:hover { border-color: var(--stroke-strong); color: var(--text); }
.at-btn.active { background: var(--grad); color: #04121a; border-color: transparent; font-weight: 600; }
.field-aud-operator, .field-aud-investor { transition: opacity .25s; }
body[data-aud="investor"] .field-aud-operator { display: none; }
body[data-aud="operator"] .field-aud-investor { display: none; }

/* team 3-up */
.team-grid { grid-template-columns: repeat(3, 1fr); }

/* responsive additions */
@media (max-width: 900px) {
  .usecases, .traction-extra { grid-template-columns: repeat(2, 1fr); }
  .moat, .fin-grid, .timeline { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .usecases, .traction-extra, .fin-grid, .timeline { grid-template-columns: 1fr; }
  .hero-audience { flex-direction: column; align-items: stretch; }
}

/* ===== AEROLOOM additions ===== */

/* logo + brand */
.brand-logo { height: 26px; width: auto; border-radius: 6px; }
.footer-brand { display: flex; align-items: center; gap: 12px; }
.footer-brand img { height: 24px; border-radius: 5px; }

/* hero banner */
.hero-banner { max-width: 760px; width: 100%; border-radius: var(--radius); margin: 40px auto 0; border: 1px solid var(--stroke); box-shadow: var(--glow); display: block; }

/* kill-chain flow */
.killchain { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; margin-top: 30px; }
.kc-step { background: var(--panel); border: 1px solid var(--stroke); border-radius: 14px; padding: 18px 14px; text-align: center; position: relative; transition: .35s; backdrop-filter: blur(8px); }
.kc-step .kc-num { font-family: var(--mono); font-size: 12px; color: var(--cyan); }
.kc-step .kc-ico { font-size: 26px; margin: 8px 0 6px; display: block; }
.kc-step b { display: block; font-size: 14px; font-family: var(--display); }
.kc-step small { color: var(--muted); font-size: 12px; }
.kc-step.active { border-color: var(--stroke-strong); box-shadow: var(--glow); transform: translateY(-5px); }
.kc-step.active .kc-ico { filter: drop-shadow(0 0 8px var(--cyan)); }
.kc-arrow { align-self: center; color: var(--muted); font-size: 18px; transition: .35s; }
.kc-arrow.lit { color: var(--cyan); }

/* spec table (system architecture) */
.spec-table { width: 100%; border-collapse: collapse; margin-top: 26px; background: var(--panel); border: 1px solid var(--stroke); border-radius: var(--radius); overflow: hidden; }
.spec-table th, .spec-table td { padding: 14px 18px; text-align: left; border-bottom: 1px solid var(--stroke); font-size: 14px; }
.spec-table th { background: rgba(255,255,255,0.03); color: var(--muted); font-weight: 600; font-family: var(--mono); letter-spacing: .5px; text-transform: uppercase; font-size: 11.5px; }
.spec-table td b { color: var(--cyan); font-family: var(--mono); }
.spec-table tr:last-child td { border-bottom: 0; }

/* dual-column system (brain / body) */
.dual { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 30px; }
.dual-card { background: var(--panel); border: 1px solid var(--stroke); border-radius: var(--radius); padding: 26px; backdrop-filter: blur(8px); }
.dual-card h3 { font-family: var(--display); font-size: 20px; margin-bottom: 6px; }
.dual-card .tag { font-family: var(--mono); font-size: 11.5px; color: var(--amber); }
.dual-card ul { list-style: none; margin-top: 14px; display: grid; gap: 10px; }
.dual-card li { font-size: 13.5px; color: var(--muted); padding-left: 18px; position: relative; }
.dual-card li::before { content: '▸'; position: absolute; left: 0; color: var(--cyan); }

/* threat stats */
.threat { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.threat-card { background: var(--panel); border: 1px solid var(--stroke); border-radius: var(--radius); padding: 26px; backdrop-filter: blur(8px); border-top: 2px solid var(--danger); }
.threat-card .t-num { font-family: var(--display); font-size: clamp(30px, 4vw, 44px); font-weight: 700; color: var(--danger); display: block; }
.threat-card .t-label { color: var(--muted); font-size: 13.5px; margin-top: 6px; }

/* competitor grid */
.competitors { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 30px; }
.comp-card { background: var(--panel); border: 1px solid var(--stroke); border-radius: 14px; padding: 18px; font-size: 13.5px; transition: .3s; }
.comp-card:hover { border-color: var(--stroke-strong); box-shadow: var(--glow); transform: translateY(-4px); }
.comp-card .c-name { font-weight: 700; font-family: var(--display); font-size: 15px; }
.comp-card .c-region { font-family: var(--mono); font-size: 11px; color: var(--amber); display: block; margin: 4px 0 8px; }
.comp-card .c-tech { color: var(--muted); }

/* comparison bars */
.compare { display: grid; gap: 18px; margin-top: 30px; }
.cmp-row { background: var(--panel); border: 1px solid var(--stroke); border-radius: var(--radius); padding: 20px 24px; backdrop-filter: blur(8px); }
.cmp-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 12px; }
.cmp-head b { font-family: var(--display); font-size: 15px; }
.cmp-head span { font-family: var(--mono); font-size: 12px; color: var(--muted); }
.cmp-track { height: 12px; border-radius: 8px; background: rgba(255,255,255,0.05); overflow: hidden; }
.cmp-fill { height: 100%; border-radius: 8px; background: var(--grad); box-shadow: var(--glow); width: 0; transition: width 1.1s cubic-bezier(.2,.8,.2,1); }
.cmp-fill.alt { background: linear-gradient(90deg, #3a4a63, #5b6f8c); box-shadow: none; }

/* financial projection (5-yr) */
.fin-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; margin-top: 30px; }
.fin-col { background: var(--panel); border: 1px solid var(--stroke); border-radius: 14px; padding: 18px 14px; text-align: center; backdrop-filter: blur(8px); transition: .3s; }
.fin-col:hover { border-color: var(--stroke-strong); box-shadow: var(--glow); }
.fin-col .yr { font-family: var(--mono); font-size: 12px; color: var(--amber); }
.fin-col .rev { font-family: var(--display); font-size: clamp(20px, 2.6vw, 28px); font-weight: 700; color: var(--cyan); margin: 8px 0 2px; }
.fin-col .sub { font-size: 12px; color: var(--muted); }
.fin-col .profit { color: var(--mint); font-family: var(--mono); font-size: 12.5px; margin-top: 6px; display: block; }

/* timeline / roadmap */
.timeline { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-top: 30px; }
.tl { background: var(--panel); border: 1px solid var(--stroke); border-radius: 14px; padding: 16px; backdrop-filter: blur(8px); border-left: 3px solid var(--cyan); }
.tl .tl-yr { font-family: var(--mono); font-size: 12px; color: var(--cyan); }
.tl b { display: block; font-family: var(--display); font-size: 14px; margin: 6px 0; }
.tl small { color: var(--muted); font-size: 12px; }

/* responsive additions */
@media (max-width: 900px) {
  .killchain { grid-template-columns: repeat(2, 1fr); }
  .kc-arrow { display: none; }
  .dual, .threat, .competitors, .fin-grid, .timeline { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .killchain { grid-template-columns: 1fr; }
}

/* ---------- traction ---------- */
.traction-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-bottom: 34px; }
.traction-card {
  background: var(--panel); border: 1px solid var(--stroke); border-radius: var(--radius);
  padding: 26px 22px; backdrop-filter: blur(8px); transition: .3s;
}
.traction-card:hover { border-color: var(--stroke-strong); box-shadow: var(--glow); }
.t-num { display: block; font-family: var(--display); font-size: clamp(28px, 4vw, 40px); font-weight: 700; color: var(--cyan); }
.t-label { color: var(--muted); font-size: 13.5px; }
.chart-wrap { background: var(--panel); border: 1px solid var(--stroke); border-radius: var(--radius); padding: 24px; backdrop-filter: blur(8px); }
.chart-head { display: flex; justify-content: space-between; font-size: 13px; color: var(--muted); margin-bottom: 14px; }
.chart-tag { font-family: var(--mono); color: var(--cyan); }
.chart { display: flex; align-items: flex-end; gap: 10px; height: 220px; padding-top: 10px; }
.chart-bar { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 8px; height: 100%; justify-content: flex-end; }
.chart-bar .bar { width: 100%; max-width: 54px; border-radius: 8px 8px 0 0; background: var(--grad); box-shadow: 0 0 18px rgba(67,217,255,0.3); height: 0; transition: height 1s cubic-bezier(.2,.8,.2,1); position: relative; }
.chart-bar .bar::after { content: attr(data-val); position: absolute; top: -22px; left: 50%; transform: translateX(-50%); font-family: var(--mono); font-size: 11px; color: var(--text); }
.chart-bar small { font-size: 11px; color: var(--muted); }

/* ---------- market ---------- */
.market { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: center; background: var(--panel); border: 1px solid var(--stroke); border-radius: var(--radius); padding: 30px; backdrop-filter: blur(8px); }
.market-specs { margin-top: 22px; }
.market-viz { display: flex; align-items: center; justify-content: center; }
#marketSvg { width: 100%; max-width: 340px; }
.market-viz .bar-rect { transition: height .5s ease, y .5s ease; }
.market-viz .axis { stroke: var(--stroke); stroke-width: 1; }
.market-viz .lbl { fill: var(--muted); font-size: 9px; font-family: var(--mono); }
.market-viz .val { fill: var(--mint); font-size: 10px; font-family: var(--mono); }

/* ---------- team ---------- */
.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.team-card { background: var(--panel); border: 1px solid var(--stroke); border-radius: var(--radius); padding: 26px 22px; backdrop-filter: blur(8px); transition: .3s; }
.team-card:hover { transform: translateY(-5px); border-color: var(--stroke-strong); box-shadow: var(--glow); }
.avatar { width: 56px; height: 56px; border-radius: 16px; display: grid; place-items: center; font-family: var(--display); font-weight: 700; font-size: 18px; color: #04121a; margin-bottom: 16px; background: var(--grad); }
.team-card h3 { font-family: var(--display); font-size: 17px; }
.team-card .role { color: var(--cyan); font-size: 12.5px; font-family: var(--mono); }
.team-card p { color: var(--muted); font-size: 13.5px; margin-top: 10px; }

/* ---------- contact form ---------- */
.contact { max-width: 820px; }
.invest-form { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; background: var(--panel); border: 1px solid var(--stroke); border-radius: var(--radius); padding: 28px; backdrop-filter: blur(8px); }
.field { display: flex; flex-direction: column; gap: 7px; }
.field-wide { grid-column: 1 / -1; }
.field label { font-size: 13px; color: var(--muted); }
.field input, .field select, .field textarea {
  background: rgba(8,12,22,0.7); border: 1px solid var(--stroke); border-radius: 12px;
  padding: 12px 14px; color: var(--text); font-family: inherit; font-size: 14px; transition: .2s;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--stroke-strong); box-shadow: var(--glow); }
.field textarea { resize: vertical; }
.form-submit { grid-column: 1 / -1; justify-self: start; }
.form-hint { grid-column: 1 / -1; font-size: 12.5px; color: var(--muted); }
.field.invalid input, .field.invalid textarea { border-color: #ff6b6b; }
.field .err { color: #ff8b8b; font-size: 11.5px; }

/* ---------- product gallery ---------- */
.gallery-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 34px; }
.g-item { margin: 0; border-radius: 14px; overflow: hidden; border: 1px solid var(--stroke); cursor: pointer; position: relative; transition: .3s; background: var(--panel); }
.g-item img { width: 100%; height: 180px; object-fit: cover; display: block; transition: transform .5s, filter .3s; }
.g-item:hover { border-color: var(--stroke-strong); box-shadow: var(--glow); transform: translateY(-4px); }
.g-item:hover img { transform: scale(1.06); }
.g-item::after { content: '⤢'; position: absolute; top: 8px; right: 10px; color: var(--text); font-size: 16px; opacity: 0; transition: .3s; }
.g-item:hover::after { opacity: .85; }

/* lightbox */
.lightbox { position: fixed; inset: 0; background: rgba(3,5,10,0.92); display: none; align-items: center; justify-content: center; z-index: 200; backdrop-filter: blur(6px); }
.lightbox.open { display: flex; }
.lightbox img { max-width: 88vw; max-height: 82vh; border-radius: 12px; box-shadow: 0 20px 80px rgba(0,0,0,.6); border: 1px solid var(--stroke-strong); }
.lb-cap { position: absolute; bottom: 26px; left: 50%; transform: translateX(-50%); color: var(--text); font-size: 14px; text-align: center; max-width: 80vw; }
.lb-close, .lb-nav { position: absolute; background: var(--panel); border: 1px solid var(--stroke-strong); color: var(--text); border-radius: 50%; cursor: pointer; display: grid; place-items: center; transition: .2s; }
.lb-close { top: 22px; right: 26px; width: 42px; height: 42px; font-size: 18px; }
.lb-nav { top: 50%; transform: translateY(-50%); width: 52px; height: 52px; font-size: 28px; }
.lb-prev { left: 26px; } .lb-next { right: 26px; }
.lb-close:hover, .lb-nav:hover { background: var(--grad); color: #04121a; border-color: transparent; }

/* ---------- data room ---------- */
.dataroom { margin-top: 40px; background: var(--panel); border: 1px solid var(--stroke); border-radius: var(--radius); padding: 26px; backdrop-filter: blur(8px); }
.dr-head { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.dr-head h3 { font-family: var(--display); font-size: 19px; }
.dr-status { font-family: var(--mono); font-size: 12px; color: var(--amber); margin-left: auto; }
.dr-status.unlocked { color: var(--mint); }
.dr-locked p { color: var(--muted); font-size: 14px; margin-top: 14px; }
.dr-unlocked { margin-top: 16px; display: grid; gap: 14px; }
.dr-file { display: flex; align-items: center; gap: 16px; background: rgba(8,12,22,0.6); border: 1px solid var(--stroke); border-radius: 14px; padding: 18px 20px; text-decoration: none; color: var(--text); transition: .25s; }
.dr-file:hover { border-color: var(--stroke-strong); box-shadow: var(--glow); }
.dr-ico { font-size: 30px; }
.dr-file b { font-family: var(--display); }
.dr-file small { color: var(--muted); }
.dr-list { list-style: none; display: grid; gap: 8px; color: var(--muted); font-size: 13.5px; padding-left: 4px; }
.dr-note { color: var(--muted); font-size: 12.5px; }
.dr-unlocked[hidden] { display: none; }

/* ---------- FAQ ---------- */
.faq-list { display: grid; gap: 12px; margin-top: 30px; }
.faq-item { background: var(--panel); border: 1px solid var(--stroke); border-radius: 14px; padding: 4px 20px; backdrop-filter: blur(8px); transition: .25s; }
.faq-item[open] { border-color: var(--stroke-strong); box-shadow: var(--glow); }
.faq-item summary { cursor: pointer; list-style: none; padding: 16px 0; font-family: var(--display); font-size: 16px; font-weight: 600; display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; color: var(--cyan); font-size: 22px; line-height: 1; }
.faq-item[open] summary::after { content: '\2212'; }
.faq-item p { color: var(--muted); font-size: 14.5px; padding: 0 0 18px; margin: 0; }

/* ---------- footer ---------- */
.footer { border-top: 1px solid var(--stroke); margin-top: 60px; padding: 40px clamp(16px, 4vw, 48px); }
.footer-inner { max-width: var(--maxw); margin: 0 auto; display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.footer-note { color: var(--muted); font-size: 13px; }
.footer-links { margin-left: auto; display: flex; gap: 20px; }
.footer-links a { color: var(--muted); font-size: 13px; }
.footer-links a:hover { color: var(--cyan); }

/* ---------- toast ---------- */
.toast {
  position: fixed; left: 50%; bottom: 30px; transform: translate(-50%, 120%);
  background: var(--panel-solid); border: 1px solid var(--stroke-strong); color: var(--text);
  padding: 14px 22px; border-radius: 14px; font-size: 14px; z-index: 100; backdrop-filter: blur(10px);
  box-shadow: var(--glow); transition: transform .4s cubic-bezier(.2,.9,.2,1); max-width: 90vw;
}
.toast.show { transform: translate(-50%, 0); }
.toast b { color: var(--mint); }

/* ---------- reveal animation ---------- */
[data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
[data-reveal].in { opacity: 1; transform: none; }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .nav-links, .nav-cta { display: none; }
  .nav-burger { display: flex; }
  .nav.open .nav-links {
    display: flex; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0;
    background: rgba(5,7,15,0.97); padding: 20px 28px; gap: 16px; border-bottom: 1px solid var(--stroke);
  }
  .cards, .traction-grid, .team-grid { grid-template-columns: repeat(2, 1fr); }
  .demo, .tabs, .market { grid-template-columns: 1fr; }
  .demo-controls { border-left: 0; padding-left: 0; border-top: 1px solid var(--stroke); padding-top: 22px; }
  .tab-bar { flex-direction: row; flex-wrap: wrap; }
  .tab { flex: 1 1 auto; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .cards, .traction-grid, .team-grid, .invest-form { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .flow-arrow { transform: rotate(90deg); }
  .gallery-grid { grid-template-columns: 1fr; }
}