/* commands.html and the six commands-*.html family pages, in the Signal
   reading layout (signal-read.css). The search row, the category chips, the
   family and intro cards, the command cards with their arguments and
   example exchange, and the closing call. Foundation tokens only: the
   selected chip is the study's selected state (ink fill), gates and the
   Pro tag are neutral badges, and the one green dot marks "runs in the
   browser". */

/* Search and chips */
.cmd-search-row { display: flex; gap: 14px; align-items: center; margin: 26px 0 16px; }
.cmd-search { position: relative; flex: 1; display: flex; align-items: center; }
.cmd-search > svg { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); color: var(--muted); pointer-events: none; }
.cmd-search input { width: 100%; min-height: 44px; padding: 10px 44px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--surface); color: var(--ink); font: 400 14px/1.4 var(--sans); }
.cmd-search input::placeholder { color: var(--muted); }
.cmd-search-clear { position: absolute; right: 8px; top: 50%; transform: translateY(-50%); display: inline-flex; align-items: center; justify-content: center; width: 32px; height: 32px; border: 0; border-radius: 50%; background: none; color: var(--muted); font-size: 18px; line-height: 1; }
.cmd-search-clear:hover { color: var(--ink); background: var(--soft); }
.cmd-count { flex-shrink: 0; font-size: 12px; color: var(--muted); font-variant-numeric: tabular-nums; white-space: nowrap; }
.cmd-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.cmd-chip { display: inline-flex; align-items: center; gap: 7px; min-height: 36px; padding: 7px 14px; border: 1px solid var(--line); border-radius: 25px; background: transparent; color: var(--muted); font: 500 12px/1.2 var(--sans); }
.cmd-chip:hover { color: var(--ink); border-color: #55565d; }
.cmd-chip.is-active { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.cmd-chip-gate, .cmd-gate, .cmd-pro-tag { display: inline-flex; align-items: center; padding: 2px 7px; border: 1px solid var(--line); border-radius: 5px; background: none; color: var(--muted); font: 600 10px/1.4 var(--sans); letter-spacing: .04em; text-transform: uppercase; white-space: nowrap; }
.cmd-chip.is-active .cmd-chip-gate { border-color: color-mix(in srgb, var(--paper) 35%, transparent); color: var(--paper); }

/* Intro and family cards */
.cmd-intro { padding: 36px 0 12px; }
.cmd-intro-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 15px; }
.cmd-intro-card { display: block; padding: 20px 22px; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--surface); color: var(--ink); text-decoration: none; }
.cmd-intro-num { display: inline-flex; align-items: center; justify-content: center; width: 26px; height: 26px; margin-bottom: 12px; border: 1px solid var(--line); border-radius: 50%; font: 600 12px/1 var(--sans); color: var(--ink); }
.cmd-intro-card h3 { margin: 0 0 6px; font-size: 17px; line-height: 1.3; }
.cmd-intro-card p { margin: 0; font-size: 13.5px; line-height: 1.6; color: var(--muted); }
.cmd-intro-card a { color: var(--violet); text-decoration: underline; text-underline-offset: 3px; }
.cmd-family-card { transition: border-color .15s, transform .15s; }
.cmd-family-card:hover { border-color: #55565d; transform: translateY(-2px); }
.cmd-family-intro { max-width: 68ch; margin: 12px 0 0; font-size: 16px; line-height: 1.7; color: var(--muted); }
.cmd-family-links { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
#families .sec-head { margin-bottom: 20px; }

/* Groups and command cards */
.cmd-section { padding: 28px 0 48px; }
.cmd-group { margin-bottom: 52px; scroll-margin-top: 24px; }
.cmd-group:last-child { margin-bottom: 0; }
.cmd-group-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 20px; padding-bottom: 16px; border-bottom: 1px solid var(--line); }
.cmd-group-head .eyebrow { margin-bottom: 12px; }
.cmd-group-head h2 { max-width: 640px; margin: 0; font: 500 17px/1.5 var(--sans); letter-spacing: 0; color: var(--muted); }
.cmd-group-when { max-width: 640px; margin: 10px 0 0; font-size: 14px; line-height: 1.65; color: var(--muted); }
.cmd-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.cmd-card { position: relative; min-width: 0; padding: 18px 20px; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--surface); scroll-margin-top: 24px; transition: border-color .18s; }
.cmd-card:hover { border-color: #4a4b52; }
.cmd-card-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px 10px; margin-bottom: 10px; }
.cmd-card-name { font: 600 14.5px/1.4 var(--mono); color: var(--ink); text-decoration: none; }
a.cmd-card-name:hover { text-decoration: underline; text-underline-offset: 4px; }
.cmd-card-sub { font-weight: 500; color: var(--muted); }
.cmd-card-args { display: inline-flex; flex-wrap: wrap; gap: 6px; }
.cmd-card-arg { display: inline-flex; padding: 2px 8px; border: 1px solid var(--line); border-radius: 6px; background: var(--soft); font: 12px/1.5 var(--mono); }
.cmd-card-arg-name { font-weight: 500; color: var(--ink); }
.cmd-card-arg-type { color: var(--muted); }
.cmd-pro-tag { margin-left: auto; }
.cmd-card-desc { margin: 0; font-size: 13.5px; line-height: 1.6; color: var(--muted); }
.cmd-card-web { display: flex; align-items: center; gap: 7px; margin: 10px 0 0; font-size: 12px; line-height: 1.4; color: var(--muted); }
.cmd-web-dot { flex: none; width: 6px; height: 6px; border-radius: 50%; background: var(--green); }
.cmd-card-example { display: flex; flex-direction: column; gap: 4px; margin-top: 12px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px; background: var(--paper); }
.cmd-ex-line { display: flex; gap: 10px; align-items: baseline; font: 12.5px/1.5 var(--mono); }
.cmd-ex-who { flex-shrink: 0; width: 44px; padding-top: 1px; font: 600 10px/1.4 var(--sans); letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.cmd-ex-who.bot { color: var(--ink); }
.cmd-ex-text { color: var(--ink); word-break: break-word; }
.cmd-ex-text.muted { color: var(--muted); font-style: italic; }
.cmd-mark { padding: 0 2px; border-radius: 3px; background: color-mix(in srgb, var(--ink) 20%, transparent); color: var(--ink); font-style: normal; }
.cmd-empty { display: flex; flex-direction: column; align-items: center; gap: 16px; padding: 64px 24px; text-align: center; color: var(--muted); }

/* The closing call */
.cmd-cta { margin-top: 40px; padding: 40px 32px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.cmd-cta-inner { max-width: 600px; margin: 0 auto; text-align: center; }
.cmd-cta-inner h2 { margin: 0 0 14px; font-size: 32px; line-height: 1.15; }
.cmd-cta-inner p { margin: 0 0 4px; font-size: 15px; line-height: 1.6; color: var(--muted); }
.cmd-cta .hero-ctas svg { width: 16px; height: 16px; }

@media (max-width: 920px) {
  .cmd-intro-grid, .cmd-grid { grid-template-columns: 1fr; }
  .cmd-search-row { flex-direction: column; align-items: stretch; gap: 10px; }
  .cmd-group-head { flex-direction: column; align-items: flex-start; gap: 10px; }
}
@media (max-width: 640px) {
  .cmd-chip { min-height: 44px; }
  .cmd-cta { padding: 28px 20px; }
  .cmd-cta-inner h2 { font-size: 28px; }
}
@media (prefers-reduced-motion: reduce) {
  .cmd-family-card, .cmd-card { transition: none; }
  .cmd-family-card:hover { transform: none; }
}