/* fathom-energy.com — SCADA dispatch board design
   namespace: fa- / dispatch- / bus- / lane- / meter- / tile-
   palette: steel #0e1620 / silver #cad8e5 / amber #ffb000 / safe-green #4cc38a
*/

:root{
  --fa-steel:#0e1620;
  --fa-steel-2:#16202c;
  --fa-steel-3:#1d2a39;
  --fa-grid:#243345;
  --fa-silver:#cad8e5;
  --fa-silver-dim:#8a99ab;
  --fa-amber:#ffb000;
  --fa-safe:#4cc38a;
  --fa-red:#e44d4d;
  --fa-blue:#5fb3ff;
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{background:var(--fa-steel);color:var(--fa-silver);font-family:'Inter','Helvetica Neue',Arial,sans-serif;font-size:14px;line-height:1.55;-webkit-font-smoothing:antialiased}
body{min-height:100vh;display:flex;flex-direction:column}
a{color:var(--fa-blue);text-decoration:none}
a:hover{color:var(--fa-amber)}
code,kbd,pre,.mono{font-family:'JetBrains Mono','SF Mono',Consolas,monospace}

/* ===== top ribbon meter strip ===== */
.fa-ribbon{
  background:linear-gradient(180deg,#0a1118 0%,#11192395 100%);
  border-bottom:1px solid var(--fa-grid);
  padding:6px 0;
  font-family:'JetBrains Mono',monospace;
  font-size:11px;
  letter-spacing:.04em;
}
.fa-ribbon .meter-row{
  display:flex;gap:32px;align-items:center;
  max-width:1340px;margin:0 auto;padding:0 22px;
  white-space:nowrap;overflow:hidden;
}
.meter-cell{display:flex;gap:8px;align-items:center;color:var(--fa-silver-dim)}
.meter-cell b{color:var(--fa-silver);font-weight:600}
.meter-cell .v{color:var(--fa-safe)}
.meter-cell .v.warn{color:var(--fa-amber)}
.meter-cell .v.alert{color:var(--fa-red)}
.meter-dot{width:7px;height:7px;border-radius:50%;background:var(--fa-safe);box-shadow:0 0 8px var(--fa-safe)}
.meter-dot.warn{background:var(--fa-amber);box-shadow:0 0 8px var(--fa-amber)}

/* ===== header / nav ===== */
.fa-head{
  background:#0c141c;
  border-bottom:1px solid var(--fa-grid);
  position:sticky;top:0;z-index:30;
}
.fa-head-inner{
  max-width:1340px;margin:0 auto;padding:14px 22px;
  display:flex;align-items:center;gap:32px;
}
.fa-brand{display:flex;align-items:center;gap:12px;color:var(--fa-silver);font-weight:600;letter-spacing:.02em}
.fa-brand .mark{
  width:34px;height:34px;border:1px solid var(--fa-grid);
  background:linear-gradient(135deg,#1d2a39,#0e1620);
  display:grid;place-items:center;color:var(--fa-amber);
  font-family:'JetBrains Mono',monospace;font-size:14px;
}
.fa-brand .name{font-size:15px}
.fa-brand .name small{display:block;color:var(--fa-silver-dim);font-size:10px;letter-spacing:.18em;font-weight:400;text-transform:uppercase;margin-top:2px}
.fa-nav{margin-left:auto;display:flex;gap:6px;flex-wrap:wrap}
.fa-nav a{
  padding:7px 12px;color:var(--fa-silver-dim);
  font-size:12px;font-family:'JetBrains Mono',monospace;
  border:1px solid transparent;border-radius:2px;
}
.fa-nav a:hover{color:var(--fa-silver);background:#16202c;border-color:var(--fa-grid)}
.fa-nav a.on{color:var(--fa-amber);border-color:var(--fa-grid);background:#16202c}

/* ===== layout containers ===== */
main{flex:1}
.fa-wrap{max-width:1340px;margin:0 auto;padding:32px 22px}
.fa-section{padding:34px 0;border-top:1px dashed var(--fa-grid)}
.fa-section:first-of-type{border-top:none}

.bus-head{
  display:flex;align-items:baseline;gap:18px;margin-bottom:22px;
  padding-bottom:10px;border-bottom:1px solid var(--fa-grid);
}
.bus-head .tag{
  font-family:'JetBrains Mono',monospace;font-size:11px;
  color:var(--fa-amber);letter-spacing:.18em;text-transform:uppercase;
}
.bus-head h2{font-size:22px;color:var(--fa-silver);font-weight:600;letter-spacing:-.01em}
.bus-head .note{margin-left:auto;color:var(--fa-silver-dim);font-size:12px;font-family:'JetBrains Mono',monospace}

/* ===== hero ===== */
.fa-hero{
  background:
    linear-gradient(180deg,rgba(14,22,32,.4),rgba(14,22,32,.95)),
    repeating-linear-gradient(0deg,transparent 0 39px,#1c2837 39px 40px),
    repeating-linear-gradient(90deg,transparent 0 39px,#1c2837 39px 40px),
    #0a1118;
  border-bottom:1px solid var(--fa-grid);
  padding:64px 0 56px;
}
.fa-hero .fa-wrap{padding-top:0;padding-bottom:0}
.fa-hero h1{
  font-size:42px;line-height:1.1;color:var(--fa-silver);
  font-weight:700;letter-spacing:-.02em;max-width:880px;
}
.fa-hero h1 em{font-style:normal;color:var(--fa-amber)}
.fa-hero .lede{
  margin-top:18px;max-width:760px;font-size:16px;
  color:var(--fa-silver-dim);line-height:1.65;
}
.fa-hero .hero-meta{
  margin-top:28px;display:flex;flex-wrap:wrap;gap:22px;
  font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--fa-silver-dim);
  border-top:1px solid var(--fa-grid);padding-top:18px;
}
.fa-hero .hero-meta span b{color:var(--fa-safe);font-weight:600}

/* ===== dispatch grid (3-col) ===== */
.dispatch-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1px;
  background:var(--fa-grid);
  border:1px solid var(--fa-grid);
}
.dispatch-grid.cols-2{grid-template-columns:repeat(2,1fr)}
.dispatch-grid.cols-4{grid-template-columns:repeat(4,1fr)}
.tile-cell{
  background:var(--fa-steel-2);
  padding:22px 20px;
  min-height:180px;
  display:flex;flex-direction:column;
}
.tile-cell .id{
  font-family:'JetBrains Mono',monospace;font-size:10px;
  color:var(--fa-amber);letter-spacing:.18em;margin-bottom:10px;
}
.tile-cell h3{font-size:16px;color:var(--fa-silver);font-weight:600;margin-bottom:8px}
.tile-cell p{color:var(--fa-silver-dim);font-size:13px}
.tile-cell .foot{
  margin-top:auto;padding-top:14px;
  font-family:'JetBrains Mono',monospace;font-size:10px;
  color:var(--fa-silver-dim);letter-spacing:.1em;
}
.tile-cell:hover{background:var(--fa-steel-3)}

/* ===== lanes (horizontal data rows) ===== */
.lane-list{display:flex;flex-direction:column;gap:1px;background:var(--fa-grid);border:1px solid var(--fa-grid)}
.lane-row{
  background:var(--fa-steel-2);
  display:grid;grid-template-columns:90px 1fr 130px 110px;
  gap:18px;align-items:center;padding:14px 18px;
}
.lane-row .lid{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--fa-amber)}
.lane-row .ldesc strong{display:block;color:var(--fa-silver);font-size:14px;font-weight:600;margin-bottom:2px}
.lane-row .ldesc span{color:var(--fa-silver-dim);font-size:12px}
.lane-row .lval{font-family:'JetBrains Mono',monospace;color:var(--fa-safe);font-size:13px;text-align:right}
.lane-row .lval.warn{color:var(--fa-amber)}
.lane-row .lstate{
  font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.14em;
  text-align:center;padding:5px 9px;border:1px solid var(--fa-grid);
  color:var(--fa-safe);
}
.lane-row .lstate.warn{color:var(--fa-amber)}
.lane-row .lstate.off{color:var(--fa-silver-dim)}

/* ===== text blocks ===== */
.fa-prose{max-width:880px;color:var(--fa-silver-dim);font-size:14.5px;line-height:1.75}
.fa-prose p{margin-bottom:14px}
.fa-prose h3{color:var(--fa-silver);font-size:17px;font-weight:600;margin:22px 0 10px;letter-spacing:-.005em}
.fa-prose h4{color:var(--fa-silver);font-size:14px;font-weight:600;margin:18px 0 8px;font-family:'JetBrains Mono',monospace;letter-spacing:.04em;text-transform:uppercase}
.fa-prose ul,.fa-prose ol{margin:8px 0 14px 20px}
.fa-prose li{margin-bottom:6px}
.fa-prose blockquote{
  border-left:2px solid var(--fa-amber);
  padding:6px 0 6px 18px;margin:18px 0;
  color:var(--fa-silver);font-style:italic;
}
.fa-prose code{background:#0a1118;border:1px solid var(--fa-grid);padding:1px 6px;color:var(--fa-amber);font-size:12.5px}
.fa-prose pre{background:#0a1118;border:1px solid var(--fa-grid);padding:14px 16px;overflow-x:auto;margin:14px 0;font-size:12.5px;color:var(--fa-silver)}

/* ===== two col ===== */
.fa-two{display:grid;grid-template-columns:1.4fr 1fr;gap:1px;background:var(--fa-grid);border:1px solid var(--fa-grid)}
.fa-two > div{background:var(--fa-steel-2);padding:26px 24px}
.fa-two .side h4{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--fa-amber);letter-spacing:.18em;margin-bottom:14px}
.fa-two .side dl{font-size:13px}
.fa-two .side dt{color:var(--fa-silver-dim);font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.04em;margin-top:12px}
.fa-two .side dt:first-child{margin-top:0}
.fa-two .side dd{color:var(--fa-silver);margin-top:3px}

/* ===== buttons / CTAs ===== */
.fa-btn{
  display:inline-block;padding:11px 22px;
  font-family:'JetBrains Mono',monospace;font-size:12px;letter-spacing:.12em;
  background:transparent;color:var(--fa-amber);
  border:1px solid var(--fa-amber);text-transform:uppercase;
}
.fa-btn:hover{background:var(--fa-amber);color:var(--fa-steel)}
.fa-btn.alt{color:var(--fa-silver);border-color:var(--fa-grid)}
.fa-btn.alt:hover{background:var(--fa-steel-3);color:var(--fa-silver)}
.fa-cta-row{display:flex;gap:14px;margin-top:26px;flex-wrap:wrap}

/* ===== call out ===== */
.fa-callout{
  background:linear-gradient(135deg,#16202c 0%,#0e1620 100%);
  border:1px solid var(--fa-grid);
  padding:30px 28px;margin:30px 0;
}
.fa-callout .id{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--fa-amber);letter-spacing:.18em;margin-bottom:8px}
.fa-callout h3{color:var(--fa-silver);font-size:20px;margin-bottom:8px}
.fa-callout p{color:var(--fa-silver-dim);max-width:700px}

/* ===== figure ===== */
.fa-fig{
  border:1px solid var(--fa-grid);background:var(--fa-steel-2);
  padding:14px;margin:22px 0;
}
.fa-fig img{display:block;width:100%;height:auto;border:1px solid var(--fa-grid)}
.fa-fig figcaption{
  margin-top:10px;color:var(--fa-silver-dim);font-size:11.5px;
  font-family:'JetBrains Mono',monospace;letter-spacing:.04em;
}

/* ===== form ===== */
.fa-form{display:grid;gap:14px;max-width:640px}
.fa-form label{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--fa-silver-dim);letter-spacing:.1em;text-transform:uppercase}
.fa-form input,.fa-form textarea,.fa-form select{
  width:100%;background:#0a1118;border:1px solid var(--fa-grid);
  color:var(--fa-silver);padding:11px 13px;font-family:'JetBrains Mono',monospace;font-size:13px;
}
.fa-form input:focus,.fa-form textarea:focus,.fa-form select:focus{outline:none;border-color:var(--fa-amber)}
.fa-form textarea{min-height:140px;resize:vertical}

/* ===== docs index ===== */
.docs-tree{display:flex;flex-direction:column;gap:2px;font-family:'JetBrains Mono',monospace;font-size:13px}
.docs-tree a{display:flex;justify-content:space-between;padding:9px 12px;background:var(--fa-steel-2);border:1px solid var(--fa-grid);color:var(--fa-silver)}
.docs-tree a:hover{background:var(--fa-steel-3);border-color:var(--fa-amber)}
.docs-tree a span.s{color:var(--fa-silver-dim);font-size:11px}

/* ===== post meta ===== */
.post-meta{
  display:flex;gap:18px;flex-wrap:wrap;
  font-family:'JetBrains Mono',monospace;font-size:11px;
  color:var(--fa-silver-dim);letter-spacing:.06em;
  border-top:1px solid var(--fa-grid);border-bottom:1px solid var(--fa-grid);
  padding:10px 0;margin:18px 0 30px;
}
.post-meta b{color:var(--fa-silver);font-weight:600}

/* ===== footer ===== */
.fa-foot{
  background:#080d13;border-top:1px solid var(--fa-grid);
  padding:38px 0 28px;margin-top:40px;font-size:12px;
}
.fa-foot-inner{
  max-width:1340px;margin:0 auto;padding:0 22px;
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;
}
.fa-foot h5{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--fa-amber);letter-spacing:.18em;margin-bottom:12px}
.fa-foot ul{list-style:none}
.fa-foot li{margin-bottom:6px}
.fa-foot a{color:var(--fa-silver-dim)}
.fa-foot a:hover{color:var(--fa-silver)}
.fa-foot .reg{color:var(--fa-silver-dim);font-family:'JetBrains Mono',monospace;font-size:11px;line-height:1.7}
.fa-foot .reg b{color:var(--fa-silver);font-weight:600}
.fa-foot-bottom{
  max-width:1340px;margin:24px auto 0;padding:18px 22px 0;
  border-top:1px solid var(--fa-grid);
  color:var(--fa-silver-dim);font-family:'JetBrains Mono',monospace;font-size:10.5px;letter-spacing:.08em;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
}

/* ===== responsive ===== */
@media (max-width:980px){
  .dispatch-grid,.dispatch-grid.cols-2,.dispatch-grid.cols-4{grid-template-columns:repeat(2,1fr)}
  .fa-foot-inner{grid-template-columns:1fr 1fr}
  .fa-two{grid-template-columns:1fr}
  .fa-hero h1{font-size:32px}
  .lane-row{grid-template-columns:80px 1fr;gap:8px}
  .lane-row .lval,.lane-row .lstate{display:none}
}
@media (max-width:640px){
  .dispatch-grid,.dispatch-grid.cols-2,.dispatch-grid.cols-4{grid-template-columns:1fr}
  .fa-foot-inner{grid-template-columns:1fr}
  .fa-nav{display:none}
  .fa-hero{padding:40px 0 32px}
  .fa-hero h1{font-size:26px}
  .fa-ribbon .meter-row{gap:18px}
}