:root{
  --bg:            #F3F6F9;
  --bg-elevated:   #FFFFFF;
  --line:          #D7DFE6;
  --line-soft:     #E6ECF1;
  --text:          #101820;
  --text-muted:    #4C5A64;
  --text-faint:    #74828C;
  --accent-600:    #F0430C;
  --accent-500:    #FA5D0A;
  --accent-400:    #FF8A2A;
  --accent-300:    #FFB35C;
  --accent-wash:   rgba(250, 93, 10, 0.10);
  --font-display: 'Space Grotesk', 'Segoe UI', sans-serif;
  --font-body:    'IBM Plex Sans', 'Segoe UI', sans-serif;
  --font-mono:    'IBM Plex Mono', 'Courier New', monospace;
  --content-w: 1120px;
  --radius-s: 6px;
  --radius-m: 10px;
}
*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0; background: var(--bg); color: var(--text);
  font-family: var(--font-body); font-size: 16px; line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }
h1, h2, h3, h4{
  font-family: var(--font-display); font-weight: 700; line-height: 1.12;
  margin: 0 0 0.5em; letter-spacing: -0.01em;
}
h1{ font-size: clamp(2.4rem, 4.6vw, 3.6rem); }
h2{ font-size: clamp(1.7rem, 3vw, 2.4rem); }
h3{ font-size: clamp(1.15rem, 1.6vw, 1.35rem); font-weight: 600; }
p{ margin: 0 0 1em; color: var(--text-muted); max-width: 62ch; }
.lede{ font-size: clamp(1.05rem, 1.6vw, 1.2rem); color: var(--text); max-width: 54ch; }
.mono{ font-family: var(--font-mono); letter-spacing: 0.02em; }
.wrap{ max-width: var(--content-w); margin: 0 auto; padding: 0 28px; }
section{ padding: 88px 0; border-top: 1px solid var(--line-soft); scroll-margin-top: 76px; }
section:first-of-type{ border-top: none; }
@media (max-width: 720px){ section{ padding: 56px 0; } }

.btn{
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 24px; border-radius: var(--radius-s);
  font-family: var(--font-body); font-weight: 600; font-size: 0.95rem;
  border: 1px solid transparent; cursor: pointer;
  transition: transform 0.15s ease, border-color 0.15s ease;
}
.btn-primary{ background: linear-gradient(135deg, var(--accent-400), var(--accent-600)); color: #180A00; }
.btn-primary:hover{ transform: translateY(-1px); }
.btn-ghost{ background: transparent; border-color: var(--line); color: var(--text); }
.btn-ghost:hover{ border-color: var(--accent-400); color: var(--accent-600); }
.btn-row{ display: flex; gap: 14px; flex-wrap: wrap; margin-top: 8px; }

.site-nav{
  position: sticky; top: 0; z-index: 40;
  background: rgba(243, 246, 249, 0.86); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line-soft);
}
.site-nav .wrap{ display: flex; align-items: center; justify-content: space-between; height: 76px; }
.brand{ display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; }
.brand img{ height: 34px; width: auto; }
.brand .wordmark{ white-space: nowrap; }
.brand .sync{ color: var(--accent-400); }
.nav-links{ display: flex; align-items: center; gap: 34px; list-style: none; margin: 0; padding: 0; }
.nav-links a{ font-size: 0.95rem; font-weight: 500; color: var(--text-muted); position: relative; padding: 6px 0; }
.nav-links a:hover{ color: var(--text); }
.nav-links a.active{ color: var(--text); }
.nav-links a.active::after{
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px;
  background: linear-gradient(90deg, var(--accent-500), var(--accent-300)); border-radius: 2px;
}
.nav-right{ display: flex; align-items: center; gap: 28px; }
.nav-toggle{ display: none; background: none; border: 1px solid var(--line); border-radius: var(--radius-s); padding: 8px 10px; color: var(--text); }
@media (max-width: 860px){
  .nav-links{
    position: absolute; top: 76px; left: 0; right: 0; background: var(--bg-elevated);
    border-bottom: 1px solid var(--line-soft); flex-direction: column; align-items: flex-start;
    gap: 0; padding: 8px 28px 18px; display: none;
  }
  .nav-links.open{ display: flex; }
  .nav-links a{ width: 100%; padding: 12px 0; border-bottom: 1px solid var(--line-soft); }
  .nav-right .btn{ display: none; }
  .nav-toggle{ display: inline-flex; }
}

.site-footer{ border-top: 1px solid var(--line-soft); padding: 56px 0 32px; }
.footer-top{ display: flex; justify-content: space-between; gap: 40px; flex-wrap: wrap; padding-bottom: 32px; }
.footer-brand .brand{ margin-bottom: 10px; }
.footer-brand p{ font-size: 0.92rem; max-width: 34ch; }
.footer-cols{ display: flex; gap: 64px; flex-wrap: wrap; }
.footer-col h4{
  font-family: var(--font-body); font-size: 0.78rem; text-transform: uppercase;
  letter-spacing: 0.08em; color: var(--text-faint); font-weight: 600; margin-bottom: 14px;
}
.footer-col a, .footer-col span{ display: block; color: var(--text-muted); font-size: 0.92rem; margin-bottom: 10px; }
.footer-col a:hover{ color: var(--accent-600); }
.footer-bottom{
  border-top: 1px solid var(--line-soft); padding-top: 24px; display: flex;
  justify-content: space-between; flex-wrap: wrap; gap: 10px; font-size: 0.82rem; color: var(--text-faint);
}

.hero{ padding: 76px 0 96px; position: relative; overflow: hidden; }
.hero::before{
  content: ""; position: absolute; top: -220px; right: -160px; width: 640px; height: 640px;
  background: radial-gradient(circle, var(--accent-wash), transparent 70%); pointer-events: none;
}
.hero .wrap{ display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; }
@media (max-width: 940px){ .hero .wrap{ grid-template-columns: 1fr; } .hero{ padding-top: 48px; } }
.hero-copy p{ max-width: 48ch; }

.section-head{ max-width: 60ch; }
.section-head h2{ max-width: 18ch; }

.scan-panel{
  position: relative; border-radius: 14px; overflow: hidden; aspect-ratio: 6 / 5;
  background: #0A0F14; border: 1px solid #212B33;
  /* This panel is a "screen" showing a live feed, so it keeps its own dark
     palette regardless of the page theme above. */
  --line: #26323C; --text-muted: #93A2AC; --text-faint: #5C6D78;
  --accent-300: #FFB35C; --accent-400: #FF8A2A; --accent-500: #FA5D0A; --accent-600: #F0430C;
}
.scan-panel svg{ width: 100%; height: 100%; display: block; }
.flicker{ animation: flicker 2.8s ease-in-out infinite; transform-origin: 420px 300px; }
.embers circle{ animation: ember-rise 3.4s ease-in infinite; }
.embers circle:nth-child(2){ animation-delay: 0.9s; }
.embers circle:nth-child(3){ animation-delay: 1.9s; }
.reticle{ transform-origin: 420px 340px; animation: reticle-spin 14s linear infinite; }
.smoke-drift{ animation: smoke-drift 7s ease-in-out infinite alternate; }
.scene-pan{ animation: scene-pan 20s ease-in-out infinite alternate; transform-origin: 300px 260px; }
.drone-hover{ animation: drone-hover 3.4s ease-in-out infinite; transform-origin: 199px 150px; }
.nav-light-r{ animation: blink-slow 1.6s steps(1) infinite; }
.nav-light-g{ animation: blink-slow 1.6s steps(1) infinite; animation-delay: 0.8s; }
.rec-dot{ animation: blink-slow 1s steps(1) infinite; }
@keyframes flicker{
  0%, 100%{ opacity: 1; transform: scaleY(1); }
  30%{ opacity: 0.88; transform: scaleY(0.97); }
  55%{ opacity: 1; transform: scaleY(1.03); }
  80%{ opacity: 0.92; transform: scaleY(0.99); }
}
@keyframes ember-rise{
  0%{ opacity: 0; transform: translateY(0); }
  15%{ opacity: 0.9; }
  100%{ opacity: 0; transform: translateY(-70px); }
}
@keyframes reticle-spin{ from{ transform: rotate(0deg); } to{ transform: rotate(360deg); } }
@keyframes smoke-drift{ from{ transform: translateX(0) scale(1); } to{ transform: translateX(10px) scale(1.05); } }
@keyframes scene-pan{ from{ transform: scale(1) translate(0,0); } to{ transform: scale(1.055) translate(-8px,-5px); } }
@keyframes drone-hover{ 0%, 100%{ transform: translateY(0); } 50%{ transform: translateY(-6px); } }
@keyframes blink-slow{ 0%, 100%{ opacity: 1; } 50%{ opacity: 0.15; } }
@media (prefers-reduced-motion: reduce){ .flicker, .embers circle, .reticle, .smoke-drift, .scene-pan, .drone-hover, .nav-light-r, .nav-light-g, .rec-dot{ animation: none; } }

.split{ display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 64px; }
@media (max-width: 860px){ .split{ grid-template-columns: 1fr; gap: 32px; } }
.unknowns{ list-style: none; margin: 28px 0 0; padding: 0; }
.unknowns li{ font-family: var(--font-mono); font-size: 0.95rem; color: var(--text-faint); border-bottom: 1px dashed var(--line); padding: 12px 0; }
.answer-line{ font-family: var(--font-display); font-size: clamp(1.3rem, 2.4vw, 1.8rem); color: var(--accent-600); margin-top: 24px; }

.flow{ display: flex; gap: 0; margin-top: 36px; flex-wrap: wrap; }
.flow-step{ flex: 1 1 160px; padding: 18px 22px 18px 0; position: relative; }
.flow-step:not(:last-child)::after{ content: ""; position: absolute; right: 0; top: 50%; width: 22px; height: 1px; background: var(--line); display: none; }
@media (min-width: 640px){ .flow-step:not(:last-child)::after{ display: block; } }
.flow-step .idx{ font-family: var(--font-mono); color: var(--accent-600); font-size: 0.8rem; display: block; margin-bottom: 8px; }
.flow-step h3{ margin-bottom: 6px; }
.flow-step p{ font-size: 0.92rem; margin: 0; }

.steps{ margin-top: 40px; display: grid; gap: 0; }
.step-row{ display: grid; grid-template-columns: 90px 1fr; gap: 24px; padding: 32px 0; border-top: 1px solid var(--line-soft); }
.step-row:last-child{ border-bottom: 1px solid var(--line-soft); }
.step-num{ font-family: var(--font-mono); font-size: 1.6rem; color: var(--accent-600); }
.step-row h3{ margin-bottom: 8px; }
.step-row p{ margin: 0; max-width: 60ch; }

.spec-list{ margin-top: 12px; }
.spec-row{ display: grid; grid-template-columns: minmax(180px, 260px) 1fr; gap: 24px; padding: 22px 0; border-top: 1px solid var(--line-soft); }
.spec-row:last-child{ border-bottom: 1px solid var(--line-soft); }
.spec-row h4{ font-family: var(--font-body); font-weight: 600; color: var(--text); margin: 0; font-size: 1rem; }
.spec-row p{ margin: 0; max-width: 58ch; }
@media (max-width: 640px){ .spec-row{ grid-template-columns: 1fr; gap: 6px; } }

.panel-grid{ display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 36px; }
@media (max-width: 760px){ .panel-grid{ grid-template-columns: 1fr; } }
.panel{ padding: 32px; border-radius: var(--radius-m); }
.panel-outline{ border: 1px solid var(--line); background: var(--bg-elevated); }
.panel-filled{ background: linear-gradient(160deg, rgba(250,93,10,0.16), rgba(250,93,10,0.03)); border: 1px solid rgba(250,93,10,0.25); }
.panel .eyebrow{ font-family: var(--font-mono); font-size: 0.78rem; color: var(--accent-600); display: block; margin-bottom: 12px; }
.panel p{ margin: 0; max-width: none; color: var(--text); }

.hq-strip{
  display: flex; align-items: center; gap: 18px; margin-top: 40px; padding: 20px 24px;
  border: 1px solid var(--line); border-radius: var(--radius-m); background: var(--bg-elevated); flex-wrap: wrap;
}
.hq-dot{ width: 10px; height: 10px; border-radius: 50%; background: var(--accent-500); box-shadow: 0 0 0 4px var(--accent-wash); flex: none; }
.hq-strip .coords{ margin-left: auto; color: var(--text-faint); font-size: 0.85rem; }
@media (max-width: 560px){ .hq-strip .coords{ margin-left: 0; } }

.cta-band{
  text-align: left; background: var(--bg-elevated); border-radius: 16px; padding: 56px;
  display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap;
}
.cta-band h2{ margin: 0; max-width: 20ch; }
@media (max-width: 640px){ .cta-band{ padding: 36px 28px; } }

.contact-grid{ display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }
@media (max-width: 860px){ .contact-grid{ grid-template-columns: 1fr; } }
.field{ margin-bottom: 20px; }
.field label{ display: block; font-size: 0.85rem; color: var(--text-muted); margin-bottom: 8px; }
.field input, .field textarea{
  width: 100%; background: var(--bg-elevated); border: 1px solid var(--line); border-radius: var(--radius-s);
  padding: 13px 14px; color: var(--text); font-family: var(--font-body); font-size: 0.95rem;
}
.field textarea{ min-height: 140px; resize: vertical; }
.field input:focus, .field textarea:focus{ outline: none; border-color: var(--accent-400); }
.form-note{ font-size: 0.85rem; color: var(--text-faint); margin-top: 14px; }
.hp-field{ position: absolute; left: -9999px; top: -9999px; }
.form-success{
  display: none; margin-top: 14px; padding: 12px 14px; border-radius: var(--radius-s);
  background: rgba(250,93,10,0.08); border: 1px solid rgba(250,93,10,0.25);
  color: var(--accent-600); font-size: 0.92rem; font-weight: 500;
}
.form-success.visible{ display: block; }
.contact-info .info-row{ display: flex; gap: 14px; padding: 16px 0; border-top: 1px solid var(--line-soft); }
.contact-info .info-row:last-child{ border-bottom: 1px solid var(--line-soft); }
.contact-info .info-row h4{ font-family: var(--font-body); font-weight: 600; margin: 0 0 4px; font-size: 0.95rem; }
.contact-info .info-row p{ margin: 0; font-size: 0.92rem; }
:focus-visible{ outline: 2px solid var(--accent-400); outline-offset: 2px; }