:root {
  --bg: #0d0d0f;
  --panel: #17181d;
  --panel-2: #1f2026;
  --line: rgba(255,255,255,0.08);
  --text: #f6f6f7;
  --muted: #aeb3bd;
  --red: #c61f26;
  --red-2: #ff4c4c;
  --accent: #f2aa4c;
  --green: #62d26f;
  --shadow: 0 20px 40px rgba(0,0,0,0.35);
  --radius: 18px;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: radial-gradient(circle at top, #20232d 0%, #0d0d0f 58%); color: var(--text); font-family: Inter, system-ui, sans-serif; }
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }
body { min-height: 100vh; }
.topbar {
  position: sticky; top: 0; z-index: 10; display: flex; justify-content: space-between; align-items: center;
  padding: 14px 24px; backdrop-filter: blur(18px); background: rgba(13,13,15,0.72); border-bottom: 1px solid var(--line);
}
.brand { display: flex; gap: 14px; align-items: center; }
.brand img { width: 42px; height: 42px; object-fit: contain; border-radius: 999px; background: rgba(255,255,255,0.04); }
.brand strong { display: block; font-size: 15px; }
.brand small { color: var(--muted); }
nav { display: flex; gap: 20px; align-items: center; flex-wrap: wrap; }
nav a { color: var(--muted); }
nav a:last-child { color: #fff; font-weight: 700; }
.section { width: min(1380px, calc(100% - 32px)); margin: 0 auto; padding: 34px 0; }
.hero { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 22px; padding-top: 34px; }
.hero-copy, .hero-panel, .viewer-card, .controls-card, .table-card {
  background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02)); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow);
}
.hero-copy { padding: 34px; }
.hero-panel { padding: 20px; display: grid; gap: 14px; align-content: start; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; color: #ff8f8f; font-size: 12px; text-transform: uppercase; letter-spacing: 0.14em; }
.eyebrow.small { font-size: 11px; }
h1 { font-size: clamp(34px, 4vw, 56px); line-height: 1.04; margin: 14px 0 14px; }
h2 { font-size: clamp(28px, 3vw, 40px); margin: 10px 0 10px; }
p { color: var(--muted); line-height: 1.7; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 22px; }
.btn {
  border: 1px solid var(--line); border-radius: 12px; padding: 12px 16px; cursor: pointer; transition: 0.2s ease;
  background: rgba(255,255,255,0.03); color: #fff; text-align: center;
}
.btn:hover { transform: translateY(-1px); }
.btn.primary { background: linear-gradient(135deg, var(--red), var(--red-2)); border: none; }
.btn.secondary { background: rgba(242,170,76,0.14); border-color: rgba(242,170,76,0.4); }
.btn.ghost { background: transparent; }
.mini-card { padding: 16px; border-radius: 14px; background: rgba(255,255,255,0.03); border: 1px solid var(--line); }
.mini-card span { display: block; color: #ff8f8f; font-size: 12px; text-transform: uppercase; letter-spacing: 0.14em; margin-bottom: 6px; }
.mini-card strong { display: block; margin-bottom: 6px; }
.mini-card small { color: var(--muted); }
.section-heading { margin-bottom: 18px; }
.section-heading.slim { margin-bottom: 16px; }
.sim-grid { display: grid; grid-template-columns: 1.4fr 0.6fr; gap: 18px; }
.viewer-card { padding: 16px; }
.viewer-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 12px; }
.viewer-toolbar small { display: block; color: var(--muted); margin-top: 4px; }
.viewer-badges { display: flex; gap: 8px; flex-wrap: wrap; }
.viewer-badges span {
  padding: 8px 10px; border-radius: 999px; background: rgba(255,255,255,0.06); border: 1px solid var(--line); font-size: 12px;
}
#runStateBadge.running { background: rgba(98,210,111,0.18); border-color: rgba(98,210,111,0.36); }
#threeViewport {
  width: 100%; aspect-ratio: 16 / 9; border-radius: 16px; overflow: hidden; border: 1px solid var(--line);
  background: radial-gradient(circle at center, #2a2f3a 0%, #16181d 55%, #0f1013 100%);
}
#threeViewport canvas { display: block; width: 100%; height: 100%; }
.viewer-help { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 12px; color: var(--muted); font-size: 12px; }
.viewer-help span { padding: 6px 10px; border: 1px solid var(--line); border-radius: 999px; background: rgba(255,255,255,0.03); }
.controls-card { padding: 16px; display: grid; gap: 14px; align-content: start; }
.control-block { display: grid; gap: 8px; }
.control-block.two-col { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
label { font-size: 13px; color: var(--muted); }
select, input[type="range"] {
  width: 100%; padding: 11px 12px; border-radius: 12px; border: 1px solid var(--line); background: var(--panel-2); color: var(--text);
}
input[type="range"] { padding: 0; }
.check-grid { display: grid; gap: 10px; }
.check-grid label { display: flex; gap: 10px; align-items: center; }
.button-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.export-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.export-row button {
  padding: 10px 12px; border-radius: 12px; border: 1px solid var(--line); background: rgba(255,255,255,0.04); color: white; cursor: pointer;
}
.kpis { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.kpis article { padding: 12px; border-radius: 14px; background: rgba(255,255,255,0.03); border: 1px solid var(--line); }
.kpis span { display: block; color: var(--muted); font-size: 12px; margin-bottom: 6px; }
.kpis strong { font-size: 20px; }
.station-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.station-card { position: relative; padding: 18px 18px 18px 54px; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,0.03); }
.station-badge {
  position: absolute; left: 16px; top: 16px; width: 28px; height: 28px; border-radius: 999px; display: grid; place-items: center; font-weight: 800; color: #fff;
}
.station-card h3 { margin: 0 0 10px; font-size: 18px; }
.station-card ul { margin: 0; padding-left: 18px; color: var(--muted); line-height: 1.6; }
.ops-layout { display: grid; grid-template-columns: 1.1fr 0.5fr; gap: 18px; }
.table-card { padding: 16px; }
.table-head { display: flex; justify-content: space-between; align-items: end; gap: 12px; margin-bottom: 14px; }
.table-head h3 { margin: 6px 0 0; }
.table-wrap { overflow: auto; border-radius: 14px; border: 1px solid var(--line); }
table { width: 100%; border-collapse: collapse; min-width: 900px; }
thead { background: rgba(255,255,255,0.04); }
th, td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--line); font-size: 13px; }
tbody tr.active-row { background: rgba(198,31,38,0.12); }
tbody tr.done-row { background: rgba(98,210,111,0.08); }
.side-panel { display: grid; gap: 18px; }
.tool-rack-list { display: grid; gap: 10px; }
.tool-item { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 10px; padding: 10px; border-radius: 12px; background: rgba(255,255,255,0.03); border: 1px solid var(--line); }
.tool-dot { width: 14px; height: 14px; border-radius: 999px; }
.tool-item strong { display: block; }
.tool-item small { color: var(--muted); }
.slot-pill { font-size: 12px; color: #fff; background: rgba(255,255,255,0.06); border: 1px solid var(--line); padding: 6px 8px; border-radius: 999px; }
.notes-list { margin: 0; padding-left: 18px; color: var(--muted); line-height: 1.7; }
@media (max-width: 1120px) {
  .hero, .sim-grid, .ops-layout { grid-template-columns: 1fr; }
  .station-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 720px) {
  .topbar { padding: 12px 16px; }
  nav { gap: 12px; font-size: 14px; }
  .section { width: min(100% - 20px, 1380px); }
  .button-grid, .export-row, .control-block.two-col, .kpis, .station-grid { grid-template-columns: 1fr; }
  h1 { font-size: 34px; }
}