/* ============================================================
   THE FIELD MANUAL — site chrome
   Brand base: P/ACC landing v2.0.1 (black / phosphor green /
   JetBrains Mono chrome / Source Serif 4 body)
   ============================================================ */

:root {
  --bg:           #000000;
  --fg:           #f5f5f5;
  --muted:        #8a8a8a;
  --accent:       #00ff41;
  --accent-soft:  #00cc34;
  --rule:         #1a1a1a;
  --rule-bright:  #2a2a2a;

  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --serif: "Source Serif 4", "Iowan Old Style", Charter, Georgia, serif;

  --pad-x: max(20px, env(safe-area-inset-left));
  --pad-y: max(16px, env(safe-area-inset-top));
}

* { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0; width: 100%;
  background: var(--bg); color: var(--fg);
  font-family: var(--serif);
  -webkit-font-smoothing: antialiased;
}

body { min-height: 100vh; min-height: 100dvh; display: flex; flex-direction: column; }

.frame {
  flex: 1 1 auto; display: flex; flex-direction: column;
  padding: var(--pad-y) var(--pad-x);
  padding-bottom: max(16px, env(safe-area-inset-bottom));
  width: 100%; max-width: 760px; margin: 0 auto;
  gap: clamp(12px, 2vh, 22px);
}

/* === TOP BAR === */
.topbar {
  display: flex; justify-content: space-between; align-items: baseline;
  gap: 6px 16px; flex-wrap: wrap;
}
.mark {
  margin: 0; font-family: var(--mono);
  font-size: clamp(9px, 2.4vw, 11px); letter-spacing: 0.16em;
  color: var(--accent); text-transform: uppercase; line-height: 1.4;
}
.mark a { color: var(--accent); text-decoration: none; }
.status {
  margin: 0; font-family: var(--mono);
  font-size: clamp(10px, 2.8vw, 12px); letter-spacing: 0.14em;
  text-transform: uppercase; display: flex; align-items: baseline; gap: 10px;
}
.status .value { color: var(--accent); font-weight: 500; }
.cursor {
  display: inline-block; color: var(--accent); font-family: var(--mono);
  font-weight: 700; animation: blink 1.05s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* === NAV === */
.nav {
  display: flex; flex-wrap: wrap; gap: 4px 18px;
  font-family: var(--mono); font-size: clamp(9px, 2.4vw, 11px);
  letter-spacing: 0.16em; text-transform: uppercase;
  padding-bottom: clamp(8px, 1.4vh, 12px);
  border-bottom: 1px solid var(--rule);
}
.nav a { color: var(--muted); text-decoration: none; }
.nav a:hover { color: var(--accent); }
.nav a.here { color: var(--accent); }

/* === TITLES === */
.title {
  margin: 0; font-family: var(--serif); font-weight: 600;
  font-size: clamp(30px, 8vw, 52px); letter-spacing: -0.01em;
  line-height: 0.95; color: var(--fg);
}
.subtitle {
  margin: 0; font-family: var(--serif); font-style: italic;
  font-size: clamp(13px, 3.6vw, 18px); color: var(--muted);
  line-height: 1.35; max-width: 34em;
}
.eyebrow {
  margin: 0; font-family: var(--mono);
  font-size: clamp(9px, 2.4vw, 11px); letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--muted); line-height: 1.5;
}
.eyebrow .drop { color: var(--accent); font-weight: 500; }

/* === PROSE === */
.prose { max-width: 40em; }
.prose h2 {
  font-family: var(--mono); font-weight: 500;
  font-size: clamp(11px, 2.8vw, 13px); letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--accent);
  margin: 2.2em 0 0.7em 0; padding-top: 1.2em;
  border-top: 1px solid var(--rule);
}
.prose h2:first-child { margin-top: 0; padding-top: 0; border-top: none; }
.prose p { font-size: clamp(14px, 3.7vw, 16.5px); line-height: 1.58; margin: 0 0 1em 0; letter-spacing: 0.005em; }
.prose em { font-style: italic; }
.prose strong { color: var(--fg); font-weight: 600; }
.prose .lede { color: var(--muted); font-style: italic; }
.prose ul { margin: 0 0 1em 0; padding-left: 1.1em; }
.prose li { font-size: clamp(14px, 3.7vw, 16.5px); line-height: 1.55; margin-bottom: 0.65em; }
.prose li::marker { color: var(--accent); }
.prose code { font-family: var(--mono); font-size: 0.88em; color: var(--accent-soft); }
.prose a { color: var(--accent); text-decoration: none; border-bottom: 1px solid var(--accent-soft); }
.prose a:hover { color: var(--accent-soft); }

/* === CARD GRID (home) === */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: clamp(8px, 1.6vw, 14px); }
.card {
  border: 1px solid var(--rule-bright); padding: clamp(12px, 2.4vw, 18px);
  text-decoration: none; display: flex; flex-direction: column; gap: 8px;
  transition: border-color 120ms ease;
}
.card:hover { border-color: var(--accent-soft); }
.card .k {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--accent);
}
.card .t { font-family: var(--serif); font-weight: 600; font-size: clamp(16px, 4vw, 19px); color: var(--fg); line-height: 1.15; }
.card .d { font-family: var(--serif); font-size: 13.5px; color: var(--muted); line-height: 1.45; }

/* === STACK TABLE === */
.stack { display: flex; flex-direction: column; }
.layer {
  display: flex; gap: 14px; align-items: baseline;
  padding: clamp(9px, 1.6vh, 13px) 2px;
  border-bottom: 1px solid var(--rule);
}
.layer:first-child { border-top: 1px solid var(--rule); }
.layer .n { font-family: var(--mono); font-size: 11px; color: var(--accent); min-width: 2em; }
.layer .name { font-family: var(--serif); font-weight: 600; font-size: clamp(15px, 3.8vw, 17px); min-width: 11em; }
.layer .what { font-family: var(--serif); font-size: 13.5px; color: var(--muted); line-height: 1.45; }
.layer .name a { color: var(--fg); text-decoration: none; border-bottom: 1px solid var(--accent-soft); }
.layer .name a:hover { color: var(--accent); }
.layer .name .pending { border-bottom: none; color: var(--fg); }
.tag {
  font-family: var(--mono); font-size: 9px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--bg); background: var(--accent);
  padding: 1px 6px; margin-left: 8px; vertical-align: middle;
}
.tag.dim { background: none; color: var(--muted); border: 1px solid var(--rule-bright); }

/* === DISCUSSION BLOCK === */
.discuss {
  border: 1px solid var(--rule-bright); padding: clamp(12px, 2.4vw, 18px);
  margin-top: clamp(14px, 2.4vh, 22px);
}
.discuss .k {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--accent); margin: 0 0 8px 0;
}
.discuss p { font-family: var(--serif); font-size: 13.5px; color: var(--muted); line-height: 1.5; margin: 0 0 0.6em 0; }
.discuss p:last-child { margin-bottom: 0; }
.discuss .cta {
  display: inline-block; margin-top: 6px; padding: 8px 14px;
  border: 1px solid var(--rule-bright); color: var(--muted);
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.18em;
  text-transform: uppercase; text-decoration: none;
}
.discuss .cta.live { border-color: var(--accent); color: var(--accent); }
.discuss .cta.live:hover { background: var(--accent); color: #000; }

/* === CTA === */
.read-cta {
  display: inline-block; margin: clamp(6px, 1.4vh, 12px) 0; padding: 10px 18px;
  border: 1px solid var(--accent); background: transparent; color: var(--accent);
  font-family: var(--mono); font-size: clamp(11px, 3vw, 13px);
  letter-spacing: 0.18em; text-transform: uppercase; text-decoration: none;
  transition: background 120ms ease, color 120ms ease; align-self: flex-start;
}
.read-cta:hover { background: var(--accent); color: #000; }
.read-cta::after { content: " \2192"; }

/* === BYLINE === */
.byline {
  margin: auto 0 0 0; padding-top: clamp(8px, 1.6vh, 14px);
  border-top: 1px solid var(--rule);
  display: flex; flex-wrap: wrap; gap: 4px 16px; align-items: baseline;
  font-family: var(--mono); font-size: clamp(9px, 2.4vw, 11px);
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted);
}
.byline a { color: var(--accent); text-decoration: none; }
.byline a:hover { text-decoration: underline; }
.byline .v { margin-left: auto; }