@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;600;700&family=Rajdhani:wght@600;700&family=Work+Sans:wght@400;500;600;700&display=swap');
:root {
  --bg-asphalt: #121417;
  --bg-panel: #1B1F24;
  --bg-card: #22272E;
  --ink: #F3F4F6;
  --muted: #9CA3AF;
  --safety: #FACC15;
  --lidar: #F97316;
  --border: #323942;
  --font-display: 'Rajdhani', sans-serif;
  --font-sans: 'Work Sans', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-family: var(--font-sans); background: var(--bg-asphalt); color: var(--ink); line-height: 1.6; }
body { padding-right: 260px; overflow-x: hidden; }
h1, h2, h3, .hero-title, .section-title { font-family: var(--font-display); text-wrap: balance; line-height: 1.08; text-transform: uppercase; letter-spacing: 0.02em; }
p, li { text-wrap: pretty; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
:focus-visible { outline: 2px solid var(--safety); outline-offset: 3px; }

/* UNIQUE HEADER #7: TOP HAZARD CHEVRON STRIP + FIXED RIGHT-SIDE SCADA CONTROL RAIL */
.hazard-ticker {
  background: repeating-linear-gradient(-45deg, #181B20, #181B20 14px, #23272F 14px, #23272F 28px);
  border-bottom: 2px solid var(--safety); padding: 10px 28px;
  display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap;
  font-family: var(--font-mono); font-size: 0.74rem; color: var(--safety);
}
.scada-right-rail {
  position: fixed; top: 0; right: 0; bottom: 0; width: 260px;
  background: #0D0F12; border-left: 3px solid var(--safety);
  z-index: 1000; padding: 20px 16px; display: flex; flex-direction: column; justify-content: space-between;
  overflow-y: auto;
}
.rail-brand {
  display: block;
  border: 1px solid var(--safety); background: rgba(250, 204, 21, 0.08);
  padding: 12px; border-radius: 8px; margin-bottom: 16px;
}
.rail-brand-code { font-family: var(--font-mono); font-size: 0.7rem; color: var(--safety); font-weight: 700; display: block; }
.rail-brand-name { font-family: var(--font-display); font-size: 1.35rem; font-weight: 700; color: #FFF; line-height: 1.1; }
.rail-nav { display: flex; flex-direction: column; gap: 6px; }
.rail-link, .rail-group-btn {
  width: 100%; min-height: 44px; padding: 9px 12px; border-radius: 6px;
  background: #171A20; border: 1px solid var(--border); color: #E5E7EB;
  font-family: var(--font-mono); font-size: 0.75rem; text-align: left;
  display: flex; justify-content: space-between; align-items: center; cursor: pointer;
}
.rail-link:hover, .rail-link.active, .rail-group-btn:hover { border-color: var(--safety); color: var(--safety); background: rgba(250,204,21,0.08); }
.rail-sub { display: none; flex-direction: column; gap: 4px; padding: 6px 0 6px 10px; border-left: 2px solid var(--lidar); margin-top: 4px; }
.rail-group:hover .rail-sub, .rail-group:focus-within .rail-sub { display: flex; }
.rail-sub a { font-family: var(--font-mono); font-size: 0.71rem; color: var(--muted); padding: 6px 8px; border-radius: 4px; }
.rail-sub a:hover { color: #FFF; background: rgba(249,115,22,0.2); }
.rail-cta {
  background: var(--safety); color: #121417; font-family: var(--font-mono); font-weight: 700;
  font-size: 0.8rem; min-height: 48px; border-radius: 6px; display: flex; align-items: center; justify-content: center;
  margin-top: 12px; text-transform: uppercase;
}
#mobileMenuToggle {
  display: none; min-height: 46px; padding: 8px 14px; background: var(--safety); color: #121417;
  font-family: var(--font-mono); font-weight: 700; border: none; border-radius: 6px; cursor: pointer;
}
#mobileDrawer {
  display: none; position: fixed; inset: 0; background: rgba(13,15,18,0.98); z-index: 1050;
  padding: 28px; flex-direction: column; gap: 10px; overflow-y: auto;
}
#mobileDrawer.open { display: flex; }
#mobileDrawer a { padding: 12px; border-bottom: 1px solid var(--border); font-family: var(--font-mono); }

/* UNIQUE FIRST SCREEN #7: INTERACTIVE WAREHOUSE LIDAR PATHFINDING DECK */
.lidar-warehouse-stage {
  max-width: 1320px; margin: 22px auto 40px; padding: 0 28px;
}
.warehouse-top-deck {
  background: var(--bg-panel); border: 2px solid var(--border); border-top: 5px solid var(--safety);
  border-radius: 14px; padding: 26px; display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 26px; align-items: stretch;
}
.kicker-safety {
  display: inline-block; font-family: var(--font-mono); font-size: 0.72rem; font-weight: 700;
  background: rgba(250,204,21,0.14); color: var(--safety); border: 1px solid var(--safety);
  padding: 4px 12px; border-radius: 4px; margin-bottom: 12px;
}
.hero-title { font-size: clamp(1.95rem, 3vw, 2.85rem); margin-bottom: 12px; color: #FFF; }
.node-selector-matrix {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin: 18px 0;
}
.node-card-btn {
  min-height: 64px; padding: 12px; border-radius: 8px; border: 1px solid var(--border);
  background: #121417; color: var(--ink); text-align: left; cursor: pointer;
  display: flex; flex-direction: column; gap: 4px; transition: all 0.2s;
}
.node-card-btn.active, .node-card-btn:hover { border-color: var(--safety); background: rgba(250,204,21,0.1); }
.node-card-btn small { font-family: var(--font-mono); font-size: 0.68rem; color: var(--lidar); font-weight: 700; }
.node-card-btn strong { font-family: var(--font-mono); font-size: 0.8rem; color: #FFF; }

.lidar-hud-readout {
  background: #0D0F12; border: 1px solid var(--safety); border-radius: 10px; padding: 14px 18px;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; font-family: var(--font-mono);
}
.hud-cell span { display: block; font-size: 0.68rem; color: var(--muted); }
.hud-cell strong { font-size: 1rem; color: var(--safety); }

.lidar-visual-bay {
  position: relative; border-radius: 12px; overflow: hidden; border: 1px solid var(--border);
  display: flex; flex-direction: column; justify-content: flex-end; min-height: 440px;
}
.lidar-visual-bay img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.lidar-overlay-bar {
  position: relative; z-index: 2; background: rgba(13, 15, 18, 0.92);
  border-top: 2px solid var(--lidar); padding: 16px 20px;
  display: flex; justify-content: space-between; align-items: center; gap: 14px; flex-wrap: wrap;
}

.section-block, .section-alt { max-width: 1280px; margin: 0 auto; padding: 56px 28px; }
.section-alt { content-visibility: auto; contain-intrinsic-size: auto 520px; background: var(--bg-panel); border: 1px solid var(--border); border-radius: 16px; margin-bottom: 32px; }
.section-title { font-size: clamp(1.7rem, 2.5vw, 2.4rem); margin-bottom: 14px; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 20px; margin-top: 24px; }
.card-ind { background: var(--bg-card); border: 1px solid var(--border); border-radius: 12px; overflow: hidden; display: flex; flex-direction: column; }
.card-ind img { width: 100%; height: 205px; object-fit: cover; }
.card-body { padding: 20px; flex: 1; display: flex; flex-direction: column; gap: 10px; }
.btn-primary, .btn-outline, .header-cta {
  display: inline-flex; align-items: center; justify-content: center; min-height: 46px;
  padding: 10px 20px; border-radius: 6px; font-family: var(--font-mono); font-size: 0.8rem; font-weight: 700; cursor: pointer;
}
.btn-primary { background: var(--safety); color: #121417; border: none; }
.btn-outline { background: transparent; color: var(--safety); border: 1px solid var(--safety); }

.calc-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 24px; margin-top: 22px; }
.calc-box { background: #121417; border: 1px solid var(--border); border-radius: 12px; padding: 22px; }
.control-group { margin-bottom: 14px; }
.control-group label { display: block; font-family: var(--font-mono); font-size: 0.76rem; color: var(--safety); margin-bottom: 6px; }
.form-input, select { width: 100%; min-height: 46px; padding: 10px 12px; border-radius: 6px; border: 1px solid var(--border); background: var(--bg-panel); color: #FFF; font-family: var(--font-sans); }
.form-input:user-valid { border-color: #10B981; }
.form-input:user-invalid { border-color: #EF4444; }
.price-big { font-family: var(--font-display); font-size: 2.3rem; font-weight: 700; color: var(--safety); margin: 8px 0; }
.spec-table { width: 100%; border-collapse: collapse; margin-top: 20px; font-size: 0.86rem; }
.spec-table th, .spec-table td { padding: 12px; border: 1px solid var(--border); text-align: left; }
.spec-table th { background: #0D0F12; color: var(--safety); font-family: var(--font-mono); font-size: 0.75rem; }
.accordion-item { border: 1px solid var(--border); border-radius: 8px; margin-bottom: 10px; background: var(--bg-card); }
.accordion-header { width: 100%; min-height: 48px; padding: 14px 18px; background: none; border: none; color: #FFF; font-weight: 700; text-align: left; display: flex; justify-content: space-between; align-items: center; cursor: pointer; }
.accordion-body { padding: 0 18px 16px; display: none; color: var(--muted); font-size: 0.88rem; }
.accordion-item.open .accordion-body { display: block; }
.site-footer { content-visibility: auto; contain-intrinsic-size: auto 420px; background: #0B0D10; border-top: 2px solid var(--border); padding: 52px 28px; margin-top: 44px; color: var(--muted); }
.footer-inner { max-width: 1280px; margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 26px; }
.cookie-banner { position: fixed; bottom: 18px; left: 20px; max-width: 430px; background: #0D0F12; color: #FFF; border: 2px solid var(--safety); border-radius: 10px; padding: 16px; z-index: 995; font-size: 0.8rem; }
@media (max-width: 1080px) {
  body { padding-right: 0; }
  .scada-right-rail { display: none; }
  #mobileMenuToggle { display: inline-flex; align-items: center; }
  .warehouse-top-deck, .calc-grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; } }