/* go-live readiness — utilitarian checklist HUD. Re-uses the M5
 * palette from mission.html so the two surfaces feel like one
 * family. 12th distinct surface in the larger family (technically
 * a mission variant). */

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

:root {
  --bg:     #0a0d12;
  --panel:  #11161e;
  --rule:   #232a36;
  --fg:     #e0e6ef;
  --dim:    #7c8493;
  --accent: #ffaa00;
  --good:   #6dd49a;
  --warn:   #f5d27a;
  --bad:    #d6553a;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 14px;
  line-height: 1.5;
  min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--bad); }
code, kbd { background: #0d1219; border: 1px solid var(--rule); padding: 0 .25rem; color: var(--accent); }

.strip {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: .65rem 1.4rem;
  border-bottom: 2px solid var(--accent);
  background: linear-gradient(180deg, #0e1219 0%, #0a0d12 100%);
  position: sticky; top: 0; z-index: 10;
  font-size: .8rem;
}
.brand {
  font: 900 1.5rem 'Major Mono Display', monospace;
  color: #0a0d12; background: var(--accent);
  padding: 0 .5rem; letter-spacing: .14em;
  box-shadow: 0 3px 0 #ff6633;
  margin-right: .65rem;
}
.brand-sub { color: var(--dim); letter-spacing: .12em; }
.strip-l, .strip-r { display: flex; align-items: baseline; gap: .55rem; }
.sep { color: var(--rule); }
.stat {
  font: 700 .82rem 'Major Mono Display', monospace;
  color: var(--accent); letter-spacing: .08em;
  padding: .15rem .5rem; border: 1px solid var(--accent);
}
.stat.good { color: var(--good); border-color: var(--good); }
.stat.warn { color: var(--warn); border-color: var(--warn); }
.stat.bad  { color: var(--bad);  border-color: var(--bad); }
.link { font-size: .8rem; letter-spacing: .08em; border-bottom: 1px dotted transparent; }
.link:hover { border-bottom-color: var(--accent); }

.page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.5rem 1.4rem 3rem;
}

.intro h1 {
  margin: 0 0 .6rem;
  font: 400 1.8rem 'Major Mono Display', monospace;
  letter-spacing: .12em;
  color: var(--accent);
}
.intro p {
  color: var(--fg);
  max-width: 70ch;
  font-size: .95rem;
}

.gates {
  list-style: none; margin: 1.5rem 0 0; padding: 0;
}
.gate {
  display: grid;
  grid-template-columns: 60px 1fr 220px;
  gap: 1rem;
  padding: .85rem 1rem;
  background: var(--panel);
  border: 1px solid var(--rule);
  border-left: 4px solid var(--rule);
  margin-bottom: .55rem;
  transition: border-color .2s;
}
.gate.good { border-left-color: var(--good); }
.gate.warn { border-left-color: var(--warn); }
.gate.bad  { border-left-color: var(--bad); }
.gate-num {
  font: 700 1.4rem 'Major Mono Display', monospace;
  color: var(--accent); letter-spacing: .04em;
}
.gate.good .gate-num { color: var(--good); }
.gate.warn .gate-num { color: var(--warn); }
.gate.bad  .gate-num { color: var(--bad); }
.gate-mid {
  display: flex; flex-direction: column; gap: .25rem;
  min-width: 0;
}
.gate-name {
  font-weight: 700; color: var(--fg);
  letter-spacing: .08em;
}
.gate-desc { color: var(--dim); font-size: .8rem; }
.gate-evidence { color: var(--dim); font-size: .76rem; font-style: italic; margin-top: .2rem; }
.gate-action {
  display: flex; flex-direction: column; justify-content: center; gap: .25rem;
  font-size: .78rem;
}
.gate-action .pill {
  display: inline-block; padding: .15rem .55rem;
  border: 1px solid var(--rule);
  background: #0d1219; color: var(--dim);
  letter-spacing: .08em;
  font-weight: 700; font-size: .68rem;
}
.gate.good .gate-action .pill { color: var(--good); border-color: var(--good); }
.gate.warn .gate-action .pill { color: var(--warn); border-color: var(--warn); }
.gate.bad  .gate-action .pill { color: var(--bad);  border-color: var(--bad); }
.gate-next { color: var(--fg); }

.runbook {
  margin-top: 2rem;
  background: var(--panel);
  border: 1px solid var(--rule);
  padding: 1rem 1.2rem 1.2rem;
}
.runbook h2 {
  margin: 0 0 .5rem;
  font: 700 .9rem 'IBM Plex Mono', monospace;
  letter-spacing: .14em;
  color: var(--accent);
}
.runbook p { color: var(--fg); font-size: .9rem; }
.runbook .dim { color: var(--dim); font-size: .82rem; }
.cmd {
  background: #0d1219; border: 1px solid var(--rule);
  padding: .7rem .9rem;
  color: var(--fg);
  font: 400 .82rem 'IBM Plex Mono', monospace;
  white-space: pre-wrap;
  overflow-x: auto;
}

.foot {
  text-align: center;
  padding: 1.5rem;
  color: var(--dim);
  font-size: .72rem;
  letter-spacing: .04em;
}

@media (max-width: 720px) {
  .gate { grid-template-columns: 50px 1fr; }
  .gate-action { grid-column: 1 / -1; padding-top: .5rem; border-top: 1px dashed var(--rule); }
}