/* ─────────────────────────────────────────────────────────────────────────
   terminal.css — hood-traders docs
   True monochrome design system. Zero hue, anywhere. Severity/state is
   communicated with weight, borders, brackets and glyphs, never color.
   ───────────────────────────────────────────────────────────────────────── */

:root {
  color-scheme: dark;
  --bg: #0a0a0a;
  --bg-raised: #121212;
  --bg-card: #161616;
  --border: #2b2b2b;
  --border-strong: #606060;
  --text: #f2f2f2;
  --text-dim: #b3b3b3;
  --text-faint: #868686;
  --invert-bg: #f2f2f2;
  --invert-text: #0a0a0a;
  --radius: 3px;
  --font-mono: ui-monospace, 'SF Mono', 'Cascadia Code', Menlo, Consolas, monospace;
  --tabline-h: 40px;
  --ticker-h: 30px;
  --cmdbar-h: 46px;
}

/* ── Reset ─────────────────────────────────────────────────────────────── */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.65;
  padding-top: calc(var(--tabline-h) + var(--ticker-h));
  padding-bottom: calc(var(--cmdbar-h) + 16px);
  position: relative;
}

/* subtle scanline + vignette texture — decorative, never blocks input */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    repeating-linear-gradient(
      to bottom,
      rgba(255, 255, 255, 0.018) 0px,
      rgba(255, 255, 255, 0.018) 1px,
      transparent 1px,
      transparent 3px
    ),
    radial-gradient(ellipse 90% 70% at 50% 0%, rgba(255, 255, 255, 0.035), transparent 60%),
    radial-gradient(ellipse 120% 90% at 50% 100%, rgba(0, 0, 0, 0.5), transparent 55%);
  mix-blend-mode: overlay;
}
@media (prefers-reduced-motion: reduce) {
  body::before { display: none; }
}

a { color: var(--text); text-decoration-color: var(--border-strong); text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--text); }
a:focus-visible,
button:focus-visible,
input:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--text);
  outline-offset: 2px;
}

code, pre { font-family: var(--font-mono); }
code {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1px 6px;
  font-size: 0.92em;
}
pre {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--border-strong);
  border-radius: var(--radius);
  padding: 16px 18px;
  overflow-x: auto;
  font-size: 13px;
  line-height: 1.6;
}
pre code { background: none; border: none; padding: 0; }

h1, h2, h3 { letter-spacing: -0.01em; font-weight: 700; }
h1 { font-size: 32px; margin: 0 0 12px; }
h2 { font-size: 21px; margin: 52px 0 16px; }
h3 { font-size: 16px; margin: 28px 0 10px; }
p { color: var(--text-dim); margin: 0 0 16px; max-width: 74ch; }
.lede { font-size: 16px; color: var(--text-dim); max-width: 62ch; }

ul { color: var(--text-dim); padding-left: 20px; }
ul li { margin-bottom: 6px; }

/* ── ASCII rule divider ───────────────────────────────────────────────── */
.rule {
  border: none;
  overflow: hidden;
  white-space: nowrap;
  color: var(--border-strong);
  letter-spacing: 2px;
  margin: 40px 0;
  height: 1em;
}
.rule::before {
  content: '──────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────';
}

/* ── Layout ────────────────────────────────────────────────────────────── */
.wrap { max-width: 860px; margin: 0 auto; padding: 40px 20px 64px; position: relative; z-index: 2; }

/* ── Tabline (top, always visible, no-JS safe) ────────────────────────── */
.tabline {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 30;
  height: var(--tabline-h);
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0 12px;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  font-size: 13px;
  overflow-x: auto;
  white-space: nowrap;
}
.tabline__brand {
  font-weight: 700;
  color: var(--text);
  margin-right: 10px;
  flex-shrink: 0;
}
.tabline__brand .prompt { color: var(--text-faint); }
.tabline__pages { display: flex; gap: 2px; }
.tabline a {
  display: inline-flex;
  align-items: center;
  padding: 5px 10px;
  border-radius: var(--radius);
  color: var(--text-faint);
  text-decoration: none;
  border: 1px solid transparent;
}
.tabline a:hover { color: var(--text); border-color: var(--border); }
.tabline a[aria-current='page'] {
  background: var(--invert-bg);
  color: var(--invert-text);
  font-weight: 700;
}
.tabline a.gh { margin-left: auto; color: var(--text-faint); flex-shrink: 0; }
.tabline a.gh:hover { color: var(--text); }

/* ── Ticker tape (below tabline) ──────────────────────────────────────── */
.tickertape {
  position: fixed;
  top: var(--tabline-h);
  left: 0; right: 0;
  z-index: 29;
  height: var(--ticker-h);
  background: var(--bg-raised);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  display: flex;
  align-items: center;
  font-size: 12px;
  color: var(--text-faint);
}
.tickertape__label {
  flex-shrink: 0;
  padding: 0 10px;
  height: 100%;
  display: flex;
  align-items: center;
  background: var(--bg);
  border-right: 1px solid var(--border);
  color: var(--text-dim);
  font-weight: 700;
}
.tickertape__viewport { overflow: hidden; flex: 1; height: 100%; }
.tickertape__track {
  display: inline-flex;
  align-items: center;
  gap: 40px;
  padding-left: 20px;
  white-space: nowrap;
  animation: ticker-scroll 38s linear infinite;
  height: 100%;
}
.tickertape:hover .tickertape__track,
.tickertape:focus-within .tickertape__track { animation-play-state: paused; }
@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .tickertape__track { animation: none; }
  .tickertape__viewport { overflow-x: auto; }
}
.tickertape__item { color: var(--text-dim); }
.tickertape__item b { color: var(--text); font-weight: 700; }
.tickertape__sep { color: var(--border-strong); }

/* ── Hero ──────────────────────────────────────────────────────────────── */
.hero { padding: 8px 0 36px; border-bottom: 1px solid var(--border); }
.hero__badges { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 20px; }
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 9px; border-radius: var(--radius); font-size: 11px; font-weight: 700;
  border: 1px solid var(--border-strong); color: var(--text-dim);
  text-transform: uppercase; letter-spacing: 0.04em;
}
.badge--solid { background: var(--invert-bg); color: var(--invert-text); border-color: var(--invert-bg); }
.cta-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 20px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 16px; border-radius: var(--radius); font-weight: 700; font-size: 13px;
  border: 1px solid var(--border-strong); text-decoration: none; font-family: var(--font-mono);
}
.btn--primary { background: var(--invert-bg); color: var(--invert-text); border-color: var(--invert-bg); }
.btn--primary:hover { opacity: 0.85; }
.btn--ghost { color: var(--text); background: transparent; }
.btn--ghost:hover { border-color: var(--text); }

/* ── Stat log (replaces colorful stat-grid) ───────────────────────────── */
.stat-log {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin: 24px 0;
  overflow: hidden;
}
.stat-row { background: var(--bg-card); padding: 12px 16px; }
.stat-row__label { font-size: 10px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-faint); margin-bottom: 6px; }
.stat-row__value { font-size: 18px; font-weight: 700; color: var(--text); }
.stat-row__value.is-muted { color: var(--text-faint); font-weight: 400; }

/* ── Panel list (strategy summary manifest, index.html) ───────────────── */
.panel-list { border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; margin: 24px 0; }
.panel-item {
  padding: 16px 18px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-card);
}
.panel-item:last-child { border-bottom: none; }
.panel-item__head { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; margin-bottom: 6px; }
.panel-item__head a { font-size: 15px; font-weight: 700; color: var(--text); }
.panel-item p.edge { font-size: 13px; color: var(--text-dim); margin: 6px 0 10px; }
.panel-item ul { margin: 0; font-size: 12.5px; color: var(--text-faint); }

/* ── Journal / session log ────────────────────────────────────────────── */
.journal { display: flex; flex-direction: column; margin: 16px 0; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.journal-row {
  font-family: var(--font-mono); font-size: 12px; padding: 7px 12px;
  border-bottom: 1px solid var(--border); background: var(--bg-card);
  display: flex; gap: 10px; align-items: baseline; flex-wrap: wrap;
}
.journal-row:last-child { border-bottom: none; }
.journal-row__time { color: var(--text-faint); flex-shrink: 0; }
.journal-row__tag {
  flex-shrink: 0; font-weight: 700; padding: 0 5px; border: 1px solid var(--border-strong);
  border-radius: var(--radius); font-size: 10px; letter-spacing: 0.04em;
}
.journal-row--alert .journal-row__tag { background: var(--bg-raised); color: var(--text-dim); }
.journal-row--refused .journal-row__tag { background: transparent; color: var(--text-faint); text-decoration: line-through; }
.journal-row--trade .journal-row__tag { background: var(--invert-bg); color: var(--invert-text); }
.journal-row__detail { color: var(--text-dim); }

/* ── Trace (architecture pipeline) ────────────────────────────────────── */
.trace { display: flex; flex-direction: column; margin: 28px 0; }
.trace-step {
  display: flex; gap: 16px; align-items: flex-start;
  padding: 18px 0; border-bottom: 1px dashed var(--border);
  opacity: 1; transform: none; transition: opacity 0.3s ease, transform 0.3s ease;
}
.trace-step:last-child { border-bottom: none; }
.trace-step.is-pending { opacity: 0.25; transform: translateY(2px); }
.trace-step__num {
  flex-shrink: 0; width: 30px; height: 30px; border-radius: var(--radius);
  background: var(--bg-card); border: 1px solid var(--border-strong);
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700; color: var(--text-dim);
}
.trace-step__body h3 { margin: 0 0 4px; font-size: 14.5px; }
.trace-step__body p { margin: 0; font-size: 13px; max-width: 68ch; }
.trace-controls { display: flex; align-items: center; gap: 10px; margin: 20px 0 -4px; }
.trace-controls button {
  font-family: var(--font-mono); font-size: 12px; font-weight: 700;
  background: transparent; color: var(--text-dim); border: 1px solid var(--border-strong);
  border-radius: var(--radius); padding: 6px 12px; cursor: pointer;
}
.trace-controls button:hover { color: var(--text); border-color: var(--text); }
.trace-controls .hint { font-size: 11px; color: var(--text-faint); }

/* ── Risk table ────────────────────────────────────────────────────────── */
.risk-table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 13px; }
.risk-table th, .risk-table td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
.risk-table th { color: var(--text-faint); font-weight: 700; font-size: 11px; text-transform: uppercase; letter-spacing: 0.04em; border-bottom: 1px solid var(--border-strong); }
.risk-table td { color: var(--text-dim); }
.risk-table code { font-size: 11.5px; }

/* ── Callouts (grayscale only) ────────────────────────────────────────── */
.callout {
  border-radius: var(--radius); padding: 16px 18px; margin: 24px 0;
  border: 1px solid var(--border); border-left: 3px solid var(--border-strong);
  background: var(--bg-card); font-size: 13.5px;
}
.callout__label {
  display: block; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em;
  font-size: 11px; color: var(--text); margin-bottom: 6px;
}
.callout--danger { border-left-width: 4px; border-left-color: var(--text); }
.callout--danger .callout__label::before { content: '\25B2 '; }
.callout--warn .callout__label::before { content: '\25CB '; }
.callout p, .callout ul { margin-bottom: 0; color: var(--text-dim); }
.callout p + ul { margin-top: 8px; }

/* ── Strategy inspector ────────────────────────────────────────────────── */
.strategy-tabs { display: flex; flex-wrap: wrap; gap: 6px; margin: 20px 0 8px; padding: 0; list-style: none; }
.strategy-tabs a {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 12px; border: 1px solid var(--border-strong); border-radius: var(--radius);
  font-size: 12.5px; font-weight: 700; color: var(--text-dim); text-decoration: none;
}
.strategy-tabs a:hover { color: var(--text); border-color: var(--text); }
.strategy-tabs a[aria-current='true'] { background: var(--invert-bg); color: var(--invert-text); border-color: var(--invert-bg); }
.strategy-tabs .tab-all { color: var(--text-faint); }

.strategy-panel { padding-top: 8px; }
.strategy-panel[hidden] { display: none; }
.strategy-panel .kicker {
  font-size: 11px; color: var(--text-faint); text-transform: uppercase; letter-spacing: 0.06em;
  margin-bottom: 4px;
}

/* ── Footer ────────────────────────────────────────────────────────────── */
.footer {
  margin-top: 64px; padding-top: 20px; border-top: 1px solid var(--border);
  font-size: 12px; color: var(--text-faint);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px;
}
.footer a { color: var(--text-faint); }
.footer a:hover { color: var(--text); }

.state-block {
  text-align: left; padding: 14px 16px; color: var(--text-faint);
  border: 1px dashed var(--border); border-radius: var(--radius); font-size: 13px;
}

/* ── Command bar (bottom, fixed, JS-enhanced) ─────────────────────────── */
.cmdbar { display: none; }
html.js .cmdbar {
  display: flex;
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 40;
  align-items: center;
  gap: 8px;
  height: var(--cmdbar-h);
  padding: 0 12px;
  background: var(--bg-raised);
  border-top: 1px solid var(--border-strong);
  font-size: 13px;
}
.cmdbar__prompt { color: var(--text-faint); font-weight: 700; flex-shrink: 0; }
.cmdbar__input {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 13.5px;
  min-width: 0;
}
.cmdbar__input::placeholder { color: var(--text-faint); }
.cmdbar__input:focus { outline: none; }
.cmdbar__hint {
  flex-shrink: 0;
  color: var(--text-faint);
  font-size: 11px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 3px 7px;
}
.cmdbar__status { flex-shrink: 0; color: var(--text-faint); font-size: 11px; }

.cmdbar__listbox {
  position: fixed;
  left: 0; right: 0;
  bottom: var(--cmdbar-h);
  z-index: 41;
  max-height: min(50vh, 420px);
  overflow-y: auto;
  margin: 0;
  padding: 4px;
  list-style: none;
  background: var(--bg-raised);
  border-top: 1px solid var(--border-strong);
  border-bottom: 1px solid var(--border);
}
.cmdbar__listbox[hidden] { display: none; }
.cmdbar__option {
  display: flex; align-items: baseline; gap: 10px;
  padding: 9px 12px; border-radius: var(--radius); cursor: pointer;
  font-size: 13px; color: var(--text-dim);
}
.cmdbar__option .grp { flex-shrink: 0; font-size: 10px; color: var(--text-faint); text-transform: uppercase; letter-spacing: 0.04em; width: 76px; }
.cmdbar__option .lbl { color: var(--text); flex: 1; }
.cmdbar__option .hit { color: var(--text-faint); font-size: 11.5px; }
.cmdbar__option[aria-selected='true'] { background: var(--invert-bg); }
.cmdbar__option[aria-selected='true'] .grp,
.cmdbar__option[aria-selected='true'] .lbl,
.cmdbar__option[aria-selected='true'] .hit { color: var(--invert-text); }

/* ── Responsive ────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .wrap { padding: 28px 16px 48px; }
  h1 { font-size: 26px; }
  h2 { font-size: 18px; margin-top: 40px; }
}

@media (max-width: 480px) {
  :root { --tabline-h: 36px; --ticker-h: 26px; --cmdbar-h: 42px; }
  .tabline { font-size: 12px; }
  .tabline a { padding: 4px 8px; }
  .tickertape { font-size: 11px; }
  .cmdbar__hint { display: none; }
  .cmdbar__status { display: none; }
  .stat-log { grid-template-columns: repeat(2, 1fr); }
  .risk-table { font-size: 12px; }
  .risk-table th, .risk-table td { padding: 7px 8px; }
}

@media (min-width: 1200px) {
  .wrap { max-width: 920px; }
}