/* Proof — one stylesheet, no build step, no framework.
   This runs on a t4g.small next to a customer-facing control plane; the budget for
   the dashboard is a few kilobytes, and that is enough. */

:root {
  color-scheme: light dark;
  --bg: #f7fafb;
  --surface: #ffffff;
  --surface-2: #f0f5f7;
  --border: #dde7ea;
  --border-strong: #c3d5da;
  --fg: #0f2b34;
  --fg-mute: #5b7683;
  --fg-faint: #8aa2ac;
  --accent: #0d7b8a;
  --accent-fg: #ffffff;
  --accent-soft: #e2f2f4;
  --pass: #17794a;
  --pass-soft: #dcf2e6;
  --fail: #b5282d;
  --fail-soft: #fce3e3;
  --warn: #8a5a09;
  --warn-soft: #fbeed3;
  --shadow: 0 1px 2px rgba(15, 43, 52, .06), 0 4px 16px -8px rgba(15, 43, 52, .18);
  --radius: 10px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b171c;
    --surface: #10222a;
    --surface-2: #16303a;
    --border: #1e3d49;
    --border-strong: #2b5464;
    --fg: #e4eef1;
    --fg-mute: #92aeb8;
    --fg-faint: #6a8794;
    --accent: #3fb6c4;
    --accent-fg: #062026;
    --accent-soft: #12333c;
    --pass: #56ce97;
    --pass-soft: #11362a;
    --fail: #ff8a8a;
    --fail-soft: #3a1b1d;
    --warn: #e8b869;
    --warn-soft: #3a2d14;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px -12px rgba(0, 0, 0, .6);
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 15px/1.55 ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
button:disabled { opacity: .45; cursor: not-allowed; }

.wrap { max-width: 68rem; margin: 0 auto; padding: 0 1.5rem; }
.wrap-wide { max-width: 108rem; }

/* --- top bar ----------------------------------------------------------- */

.topbar {
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  position: sticky; top: 0; z-index: 10;
}
.topbar .wrap { display: flex; align-items: center; gap: 1.5rem; height: 56px; }
.topbar .wrap { max-width: 108rem; }
.brand {
  font-weight: 700; letter-spacing: -.02em; font-size: 1.05rem; color: var(--fg);
  display: inline-flex; align-items: center; gap: .5rem;
}
.brand:hover { text-decoration: none; }
.brand .mark {
  width: 22px; height: 22px; border-radius: 6px; background: var(--accent);
  color: var(--accent-fg); display: grid; place-items: center;
  font-size: 13px; font-weight: 800;
}
.nav { display: flex; gap: 1.1rem; font-size: .9rem; }
.nav a { color: var(--fg-mute); }
.nav a.on { color: var(--fg); font-weight: 600; }
.spacer { flex: 1; }
.who { font-size: .85rem; color: var(--fg-mute); display: flex; align-items: center; gap: .6rem; }

/* --- page -------------------------------------------------------------- */

main { padding: 2rem 0 5rem; }
h1 { font-size: 1.4rem; letter-spacing: -.02em; margin: 0 0 .3rem; }
h2 {
  font-size: .8rem; text-transform: uppercase; letter-spacing: .09em;
  color: var(--fg-mute); margin: 2.4rem 0 .75rem; font-weight: 600;
}
h2:first-of-type { margin-top: 1.6rem; }
.sub { color: var(--fg-mute); margin: 0 0 1.4rem; }
.fine { color: var(--fg-mute); font-size: .875rem; }
.empty {
  border: 1px dashed var(--border-strong); border-radius: var(--radius);
  padding: 1.1rem 1.2rem; color: var(--fg-mute); font-size: .9rem; background: var(--surface);
}

/* --- cards / tiles ------------------------------------------------------ */

.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow);
}
.pad { padding: 1.1rem 1.2rem; }

.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr)); gap: .9rem; }
.tile { composes: card; }
.tile .k { font-size: .75rem; text-transform: uppercase; letter-spacing: .07em; color: var(--fg-mute); }
.tile .v {
  font-size: 1.85rem; font-weight: 700; letter-spacing: -.03em;
  font-variant-numeric: tabular-nums; line-height: 1.15; margin-top: .15rem;
}
.tile .n { font-size: .85rem; color: var(--fg-mute); }
.tile.good .v { color: var(--pass); }
.tile.bad .v { color: var(--fail); }
.tile.warn .v { color: var(--warn); }

/* --- badges ------------------------------------------------------------- */

.badge {
  display: inline-block; font-size: .72rem; font-weight: 700; letter-spacing: .04em;
  padding: .12rem .45rem; border-radius: 5px; text-transform: uppercase;
  background: var(--surface-2); color: var(--fg-mute); white-space: nowrap;
}
.badge.pass { background: var(--pass-soft); color: var(--pass); }
.badge.fail { background: var(--fail-soft); color: var(--fail); }
.badge.warn { background: var(--warn-soft); color: var(--warn); }
.badge.accent { background: var(--accent-soft); color: var(--accent); }
/* `live` is the fidelity that spends money and leaves resources behind. It gets an
   outline so it never blends into a row of cheap ones. */
.badge.live { background: var(--fail-soft); color: var(--fail); box-shadow: inset 0 0 0 1px currentColor; }
.mixrow { display: flex; gap: .45rem; flex-wrap: wrap; }

/* --- tables ------------------------------------------------------------- */

table { border-collapse: collapse; width: 100%; font-size: .9rem; }
.scroll { overflow-x: auto; }
th {
  text-align: left; font-weight: 600; font-size: .75rem; text-transform: uppercase;
  letter-spacing: .06em; color: var(--fg-faint); padding: .5rem .7rem;
  border-bottom: 1px solid var(--border); white-space: nowrap;
}
td { padding: .55rem .7rem; border-bottom: 1px solid var(--border); vertical-align: top; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--surface-2); }
td.num { font-variant-numeric: tabular-nums; text-align: right; }
td.mono, .mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .85em; }
.dim { color: var(--fg-mute); }

/* --- scenario rows ------------------------------------------------------ */

.scn { display: block; }
.scn .t { display: block; font-weight: 600; color: var(--fg); }
.scn .f { display: block; font-size: .78rem; color: var(--fg-faint); font-family: ui-monospace, Menlo, monospace; margin-top: .1rem; }
.msg {
  margin-top: .3rem; font-size: .82rem; color: var(--fail);
  font-family: ui-monospace, Menlo, monospace; word-break: break-word;
}

/* --- history strip ------------------------------------------------------ */

.strip { display: flex; gap: 3px; align-items: flex-end; }
.strip i {
  width: 9px; height: 22px; border-radius: 2px; background: var(--border-strong);
  display: block;
}
.strip i.pass { background: var(--pass); }
.strip i.fail { background: var(--fail); }
.strip i.flaky { background: var(--warn); }
.strip i.skipped { background: var(--border-strong); }

/* --- login -------------------------------------------------------------- */

.hero { min-height: 100vh; display: grid; place-items: center; padding: 2rem 1.5rem; }
.panel { width: 100%; max-width: 27rem; text-align: left; }
.panel .mark {
  width: 40px; height: 40px; border-radius: 11px; background: var(--accent); color: var(--accent-fg);
  display: grid; place-items: center; font-weight: 800; font-size: 20px; margin-bottom: 1.1rem;
}
.panel h1 { font-size: 1.9rem; letter-spacing: -.03em; }
.panel .lede { font-size: 1.02rem; color: var(--fg-mute); margin: .3rem 0 1.5rem; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem; width: 100%;
  background: var(--accent); color: var(--accent-fg); font-weight: 650; font-size: .95rem;
  padding: .7rem 1.2rem; border-radius: 8px; border: 0; cursor: pointer;
}
.btn:hover { text-decoration: none; filter: brightness(1.06); }
.rules { list-style: none; padding: 0; margin: 1.6rem 0 0; }
.rules li {
  font-size: .875rem; color: var(--fg-mute); padding: .45rem 0 .45rem 1.4rem;
  position: relative; border-top: 1px solid var(--border);
}
.rules li::before {
  content: "→"; position: absolute; left: 0; color: var(--accent); font-weight: 700;
}
.rules li b { color: var(--fg); font-weight: 650; }

input[type=text] {
  width: 100%; font-size: 1.3rem; letter-spacing: .12em; padding: .6rem .8rem;
  border: 1px solid var(--border-strong); border-radius: 8px;
  background: var(--surface); color: var(--fg); font-family: ui-monospace, Menlo, monospace;
  text-transform: uppercase;
}

pre.cli {
  background: var(--surface-2); border: 1px solid var(--border); color: var(--fg);
  padding: .8rem 1rem; border-radius: 8px; overflow-x: auto; font-size: .85rem; margin: 0;
}

/* --- trend -------------------------------------------------------------- */

.trend { display: flex; align-items: flex-end; gap: 4px; height: 56px; }
.trend .d { flex: 1; display: flex; flex-direction: column-reverse; gap: 2px; min-width: 6px; }
.trend .d span { display: block; border-radius: 2px; }
.trend .d .p { background: var(--pass); }
.trend .d .f { background: var(--fail); }
.trend .d .z { background: var(--border); height: 3px; }
.axis { display: flex; justify-content: space-between; font-size: .72rem; color: var(--fg-faint); margin-top: .4rem; }

.split { display: grid; gap: 1.4rem; grid-template-columns: 1fr; }
@media (min-width: 62rem) { .split { grid-template-columns: 1fr 1fr; } }

/* A non-zero count in a column of zeroes should be readable at a glance. */
td.hot-fail { color: var(--fail); font-weight: 650; }
td.hot-warn { color: var(--warn); font-weight: 650; }

/* --- admin: machine tokens ---------------------------------------------- */

.btn.small { width: auto; font-size: .8rem; padding: .35rem .75rem; border-radius: 6px; }
form.mint { display: flex; flex-wrap: wrap; align-items: flex-end; gap: .9rem 1.2rem; padding: 1rem 1.2rem; }
form.mint label { display: flex; flex-direction: column; gap: .3rem; font-size: .75rem; color: var(--fg-mute); text-transform: uppercase; letter-spacing: .07em; }
/* The device-code input is deliberately large and uppercase; a label is neither. */
input.field, input.field[type=text] {
  width: auto; min-width: 12rem; font-size: .95rem; letter-spacing: 0; text-transform: none;
  padding: .45rem .6rem; border: 1px solid var(--border-strong); border-radius: 6px;
  background: var(--surface); color: var(--fg); font-family: inherit;
}
input.field[type=number] { min-width: 6rem; }
.minted { padding: 1rem 1.2rem; margin-bottom: 1rem; border-color: var(--border-strong); }
.minted p { margin: 0 0 .6rem; }
.minted pre.cli { user-select: all; }
tr.dead td { color: var(--fg-faint); }
tr.dead td.mono { text-decoration: line-through; }

/* --- test studio / cleanup --------------------------------------------- */
.page-head, .section-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 2rem; }
.page-head .sub { max-width: 48rem; }
.eyebrow { color: var(--accent); font-size: .7rem; font-weight: 800; letter-spacing: .14em; margin-bottom: .25rem; }
.button {
  appearance: none; border: 1px solid var(--accent); border-radius: 7px; cursor: pointer;
  background: var(--accent); color: var(--accent-fg); padding: .52rem .85rem; font: 650 .86rem/1.2 inherit;
  white-space: nowrap; display: inline-flex; align-items: center; justify-content: center;
}
.button:hover { text-decoration: none; filter: brightness(1.06); }
.button.secondary { background: transparent; color: var(--accent); }
.button.small { padding: .35rem .65rem; font-size: .78rem; }
.notice { border: 1px solid var(--border-strong); border-radius: 8px; padding: .8rem 1rem; margin: 1rem 0; background: var(--surface); }
.notice.good { border-color: var(--pass); background: var(--pass-soft); color: var(--pass); }
.notice.info { border-left: 4px solid var(--accent); color: var(--fg-mute); }

.choice-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: .9rem; margin: 1.2rem 0 2rem; }
.run-choice { position: relative; padding: 1.1rem; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow); }
.run-choice.recommended { border-color: var(--accent); }
.run-choice h2, .section-head h2 { margin: 0 0 .45rem; color: var(--fg); font-size: 1rem; text-transform: none; letter-spacing: -.01em; }
.run-choice p { min-height: 4.5rem; color: var(--fg-mute); font-size: .88rem; }
.run-choice > .badge { position: absolute; right: .8rem; top: .8rem; }
.choice-meta { display: flex; justify-content: space-between; gap: .5rem; margin: .9rem 0; font-size: .78rem; color: var(--fg-mute); }
.choice-meta b { color: var(--pass); }
.cost-key { display: flex; flex-direction: column; gap: .4rem; font-size: .82rem; color: var(--fg-mute); }
.dot { display: inline-block; width: .55rem; height: .55rem; border-radius: 50%; background: var(--pass); margin-right: .35rem; }
.dot.live { background: var(--fail); }

.composer { padding: 1.2rem; scroll-margin-top: 5rem; }
.section-head { align-items: end; margin: 2.2rem 0 .8rem; }
.composer .section-head { margin: 0 0 1rem; }
.section-head p { margin: 0; color: var(--fg-mute); font-size: .86rem; }
.studio-form { display: grid; grid-template-columns: repeat(4, 1fr); gap: .85rem; }
.studio-form label { display: flex; flex-direction: column; gap: .3rem; color: var(--fg-mute); font-size: .76rem; font-weight: 650; }
.studio-form .wide { grid-column: 1 / -1; }
.studio-form input.field, .filters input.field { width: 100%; min-width: 0; }
select { padding: .5rem .6rem; border: 1px solid var(--border-strong); border-radius: 6px; background: var(--surface); color: var(--fg); font: inherit; }
.step-word { color: var(--accent); text-transform: uppercase; letter-spacing: .07em; }
.form-actions { display: flex; flex-direction: row !important; align-items: center; gap: .8rem !important; }

.draft-grid { display: grid; gap: .7rem; }
.draft summary { cursor: pointer; display: flex; justify-content: space-between; align-items: center; padding: .85rem 1rem; }
.draft summary small { display: block; color: var(--fg-mute); font-weight: 400; }
.draft[open] summary { border-bottom: 1px solid var(--border); }
.draft .studio-form { padding: 1rem; grid-template-columns: 1fr; }
.gherkin { margin: 1rem; padding: 1rem; overflow-x: auto; border-radius: 7px; background: var(--surface-2); color: var(--fg); font-size: .8rem; }
.count { color: var(--fg-faint); }
.filters { display: grid; grid-template-columns: minmax(14rem, 2fr) repeat(4, minmax(8rem, 1fr)) auto; gap: .6rem; margin-bottom: .8rem; }
.filters > * { min-width: 0; }
.tests-table { min-width: 68rem; table-layout: fixed; }
.tests-table th:nth-child(1) { width: 4.5rem; }
.tests-table th:nth-child(2) { width: 32%; }
.tests-table th:nth-child(3) { width: 19%; }
.tests-table th:nth-child(4) { width: 9%; }
.tests-table th:nth-child(5) { width: 11%; }
.tests-table th:nth-child(6) { width: 14%; }
.tests-table th:nth-child(7) { width: 5.5rem; }
.tests-table td { vertical-align: middle; overflow-wrap: anywhere; }
.tests-table .scn .f { overflow-wrap: anywhere; }
.hot-fail { color: var(--fail); }.hot-warn { color: var(--warn); }
.corpus-toolbar { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; margin: .8rem 0; }
.category-cloud { display: flex; flex-wrap: wrap; gap: .45rem; }
.category-chip { display: inline-flex; align-items: center; gap: .45rem; padding: .42rem .65rem; border: 1px solid var(--border); border-radius: 999px; color: var(--fg-mute); background: var(--surface); font-size: .78rem; text-transform: capitalize; }
.category-chip b { min-width: 1.35rem; padding: .08rem .3rem; border-radius: 999px; background: var(--surface-2); color: var(--fg); text-align: center; }
.category-chip.on { color: var(--accent); border-color: var(--accent); background: var(--accent-soft); }
.category-label { display: inline-block; color: var(--accent); font-weight: 700; text-transform: capitalize; }
.category-label.uncertain { color: var(--warn); text-decoration: underline dotted; text-underline-offset: 3px; }
.classification-strip { display: grid; grid-template-columns: repeat(4,1fr); gap: .5rem; padding: .75rem; margin: .75rem 0; border-radius: 8px; background: var(--surface-2); }
.classification-strip span { padding: .45rem; border-left: 3px solid var(--accent); }
.classification-strip span.needs-review { border-color: var(--warn); }.classification-strip span.ready-review { border-color: var(--pass); }
.classification-strip b,.classification-strip small { display: block; }.classification-strip b { text-transform: capitalize; }.classification-strip small { color: var(--fg-mute); margin-top: .15rem; }
.advanced-fields { border: 1px solid var(--border); border-radius: 8px; padding: .75rem; }
.advanced-fields summary { cursor: pointer; font-weight: 700; }.advanced-fields summary span { color: var(--fg-mute); font-weight: 400; margin-left: .4rem; }
.advanced-fields .studio-form { margin-top: .8rem; }
.notice.compact { margin: .7rem 0; padding: .55rem .7rem; }
.settings-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: .9rem; }
.key-form { display: grid; grid-template-columns: 1fr 1fr; gap: .65rem; }.key-form label { display: flex; flex-direction: column; gap: .3rem; }.key-form .wide { grid-column: 1 / -1; }
.classification-editor { display: flex; gap: .5rem; align-items: center; flex-wrap: wrap; margin: .65rem 0; }
.classification-editor select { min-width: 12rem; }.scenario-classification { margin-bottom: 1rem; }
.usage-strip { display: grid; grid-template-columns: repeat(4,1fr); gap: 1px; margin: .7rem 0; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; background: var(--border); }.usage-strip span { padding: .7rem; background: var(--surface); color: var(--fg-mute); }.usage-strip b { display: block; color: var(--fg); font-size: 1.05rem; }

/* --- suite library / collections --------------------------------------- */
.library-shell { display: grid; grid-template-columns: 15rem minmax(0,1fr); gap: 1rem; align-items: start; }
.builder-mode { display: flex; gap: .5rem; margin: 1rem 0; }
.builder-shell { display: grid; grid-template-columns: 15.5rem minmax(0,1fr) 13rem; gap: 1rem; align-items: start; margin-bottom: 2rem; }
.builder-shell > .card { padding: 1rem; min-width: 0; }
.builder-shell h2 { margin: 0 0 .7rem; font-size: 1.05rem; }
.builder-shell h3 { margin: 1rem 0 .35rem; font-size: .9rem; }
.builder-palette, .builder-saved { max-height: calc(100vh - 5rem); overflow: auto; position: sticky; top: 4.5rem; }
.builder-palette-card { padding: .7rem; margin: .45rem 0; border: 1px solid var(--border); border-radius: 8px; background: var(--surface-2); cursor: grab; }
.builder-palette-card b, .builder-palette-card small { display: block; }
.builder-palette-card small, .builder-block-top small { color: var(--accent); text-transform: uppercase; font-size: .65rem; font-weight: 800; letter-spacing: .06em; }
.builder-palette-card p { margin: .25rem 0 .5rem; color: var(--fg-mute); font-size: .72rem; }
.builder-palette-heading { border-top: 1px solid var(--border); padding-top: .7rem; }
.builder-meta { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: .7rem; margin: 1rem 0; }
.builder-meta label, .builder-arg { display: flex; flex-direction: column; gap: .25rem; color: var(--fg-mute); font-size: .72rem; font-weight: 700; }
.builder-meta .wide { grid-column: 1 / -1; }
.builder-meta .field, .builder-arg .field, .builder-palette .field { width: 100%; min-width: 0; }
.builder-chain { min-height: 6rem; padding: .35rem; border: 2px dashed var(--border-strong); border-radius: 10px; background: var(--surface-2); }
.builder-drop-empty { color: var(--fg-mute); text-align: center; padding: 1rem; font-size: .82rem; }
.builder-block { position: relative; padding: .75rem; margin: .35rem 0; border: 1px solid var(--border-strong); border-left: 4px solid var(--accent); border-radius: 8px; background: var(--surface); cursor: grab; }
.builder-block::after { content: "↓"; position: absolute; left: 50%; bottom: -.7rem; z-index: 1; color: var(--accent); font-weight: 900; }
.builder-block:last-child::after { display: none; }
.builder-component { border-left-color: var(--warn); }
.builder-block-top { display: flex; justify-content: space-between; gap: .5rem; align-items: start; }
.builder-block-top b { display: block; font-size: .86rem; }
.builder-block-controls { display: flex; gap: .2rem; }
.builder-block-controls button { padding: .1rem .4rem; }
.builder-arg { margin-top: .5rem; }
.builder-actions { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1rem; }
.builder-preview { margin-top: 1rem; max-height: 25rem; overflow: auto; }
.builder-saved-item { display: block; width: 100%; border: 0; border-bottom: 1px solid var(--border); background: transparent; color: var(--fg); text-align: left; padding: .55rem 0; cursor: pointer; font-weight: 650; font-size: .8rem; }
.builder-saved-item:hover { color: var(--accent); }
.builder-saved-item small { display: block; font-weight: 400; color: var(--fg-mute); }
.builder-saved-row { border-bottom: 1px solid var(--border); padding-bottom: .4rem; }
.builder-saved-row .builder-saved-item { border: 0; padding-bottom: .1rem; }
.jev-flake-review { margin: 1rem 0; }
.jev-flake-review h2 { margin: .15rem 0; }
.jev-flake-review > p { color: var(--fg-mute); font-size: .84rem; }
.jev-flake-row { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: .7rem 0; border-top: 1px solid var(--border); }
.jev-flake-row b,.jev-flake-row span { display: block; }
[hidden] { display: none !important; }
.library-nav { position: sticky; top: 72px; max-height: calc(100vh - 90px); overflow-y: auto; border: 1px solid var(--border); border-radius: 10px; background: var(--surface); box-shadow: var(--shadow); }
.library-title { display: flex; flex-direction: column; padding: .85rem .9rem; border-bottom: 1px solid var(--border); background: var(--surface-2); }.library-title span { color: var(--fg-mute); font-size: .73rem; }
.library-group { display: flex; justify-content: space-between; padding: .7rem .8rem .3rem; color: var(--fg-faint); font-size: .65rem; font-weight: 800; text-transform: uppercase; letter-spacing: .09em; }
.library-item { display: grid; grid-template-columns: 1.2rem 1fr auto; gap: .35rem; align-items: center; min-height: 2rem; padding: .36rem .7rem; color: var(--fg-mute); font-size: .78rem; }
.library-item b { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 550; }.library-item small { min-width: 1.4rem; text-align: right; color: var(--fg-faint); }
.library-item:hover { text-decoration: none; background: var(--surface-2); }.library-item.on { color: var(--accent); background: var(--accent-soft); box-shadow: inset 3px 0 0 var(--accent); }.library-item.on small { color: var(--accent); }
.library-item.depth-1 { padding-left: 1.45rem; }.library-item.depth-2 { padding-left: 2.2rem; }.library-item.depth-3 { padding-left: 2.95rem; }
.library-empty { padding: .4rem .8rem .8rem; margin: 0; color: var(--fg-faint); font-size: .75rem; }
.library-main { min-width: 0; }.collection-head { min-height: 4.3rem; display: flex; justify-content: space-between; gap: 1rem; align-items: flex-start; padding: .2rem 0 .8rem; }.collection-head h2 { margin: 0; color: var(--fg); font-size: 1.1rem; text-transform: none; letter-spacing: -.01em; }.collection-head p { color: var(--fg-mute); margin: .2rem 0 0; font-size: .82rem; }
.collection-composer { margin-bottom: .9rem; box-shadow: none; }.collection-composer > summary { cursor: pointer; padding: .75rem .9rem; font-weight: 700; }.collection-composer[open] > summary { border-bottom: 1px solid var(--border); }
.collection-form { display: grid; grid-template-columns: 1fr 1fr; gap: .65rem; padding: .85rem; }.collection-form label { display: flex; flex-direction: column; gap: .25rem; color: var(--fg-mute); font-size: .72rem; font-weight: 650; text-transform: uppercase; letter-spacing: .05em; }.collection-form .wide { grid-column: 1 / -1; }
.select-col { width: 3.2rem; text-align: center; }.select-col input { width: 1rem; height: 1rem; accent-color: var(--accent); }

.cleanup-summary { display: grid; grid-template-columns: repeat(3, 1fr); margin: 1rem 0; }
.cleanup-summary > div { padding: 1rem 1.2rem; border-right: 1px solid var(--border); display: flex; flex-direction: column; }
.cleanup-summary > div:last-child { border: 0; }
.cleanup-summary span { color: var(--fg-mute); font-size: .83rem; }
.cleanup-summary .metric { color: var(--fail); font-size: 1.9rem; font-weight: 750; line-height: 1; }
.resource-kind { display: block; font-weight: 700; text-transform: capitalize; }
.cleanup-table code { color: var(--fg-mute); font-size: .78rem; }
.success-empty { border-color: var(--pass); display: flex; flex-direction: column; }
.success-empty b { color: var(--pass); font-size: 1rem; }

@media (max-width: 1100px) {
  .library-shell, .builder-shell { grid-template-columns: 1fr; }
  .library-nav, .builder-palette, .builder-saved { position: static; max-height: 18rem; }
  .filters { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .filters input { grid-column: 1 / -1; }
}

@media (max-width: 760px) {
  .choice-grid, .cleanup-summary, .settings-grid { grid-template-columns: 1fr; }
  .studio-form { grid-template-columns: 1fr 1fr; }
  .page-head, .section-head { flex-direction: column; gap: .5rem; }
  .filters { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .filters input { grid-column: 1 / -1; }
  .corpus-toolbar { flex-direction: column; }.classification-strip,.usage-strip { grid-template-columns: 1fr 1fr; }
  .library-shell { grid-template-columns: 1fr; }.library-nav { position: static; max-height: 16rem; }.collection-form { grid-template-columns: 1fr; }.collection-form .wide { grid-column: auto; }
  .builder-shell { grid-template-columns: 1fr; }.builder-palette,.builder-saved { position: static; max-height: 22rem; }.builder-meta { grid-template-columns: 1fr; }
  .who { display: none; }
}

/* --- run intelligence --------------------------------------------------- */
.insight-hero { display: grid; grid-template-columns: 1.5fr 1fr; gap: 1.5rem; padding: 1.2rem; border: 1px solid var(--border); border-left: 5px solid var(--pass); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow); }
.insight-hero.warn { border-left-color: var(--warn); }.insight-hero.bad { border-left-color: var(--fail); }
.insight-hero h2 { margin: 0; color: var(--fg); text-transform: none; letter-spacing: -.02em; font-size: 1.15rem; }
.insight-hero p { margin: .35rem 0 0; color: var(--fg-mute); }
.insight-metrics { display: grid; grid-template-columns: 1fr 1fr; gap: .5rem; }
.insight-metrics span { padding: .6rem; border-radius: 7px; background: var(--surface-2); color: var(--fg-mute); font-size: .75rem; }
.insight-metrics b { display: block; color: var(--fg); font-size: 1.05rem; }
.insight-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: .9rem; margin-top: .9rem; }
.plain-heading { margin: 0 0 .8rem; color: var(--fg); text-transform: none; letter-spacing: 0; font-size: .95rem; }
.action-list { list-style: none; margin: 0; padding: 0; }
.action-list li { display: flex; gap: .7rem; padding: .65rem 0; border-top: 1px solid var(--border); }
.action-list li:first-child { border: 0; padding-top: 0; }.action-list p { margin: .15rem 0 0; color: var(--fg-mute); font-size: .82rem; }
.signal-list > div { display: flex; justify-content: space-between; padding: .5rem 0; border-bottom: 1px solid var(--border); }
.success-line { color: var(--pass); padding: .6rem 0; }

/* --- QA guide ----------------------------------------------------------- */
.handbook-shell { display: grid; grid-template-columns: 15.5rem minmax(0, 1fr); gap: 2.2rem; align-items: start; }
.handbook-nav {
  position: sticky; top: 76px; border: 1px solid var(--border); border-radius: 12px;
  background: var(--surface); box-shadow: var(--shadow); overflow: hidden;
}
.handbook-nav-title { padding: 1rem; border-bottom: 1px solid var(--border); background: var(--surface-2); }
.handbook-nav-title span,.handbook-nav-title small { display: block; }
.handbook-nav-title span { font-weight: 750; letter-spacing: -.01em; }
.handbook-nav-title small { color: var(--fg-mute); margin-top: .12rem; }
.handbook-nav a { display: grid; grid-template-columns: 1.7rem 1fr; column-gap: .3rem; padding: .7rem .8rem; color: var(--fg-mute); border-bottom: 1px solid var(--border); }
.handbook-nav a:last-child { border: 0; }
.handbook-nav a > span { grid-row: 1 / 3; color: var(--fg-faint); font: 700 .68rem/1.6 ui-monospace, monospace; }
.handbook-nav a b { color: var(--fg); font-size: .84rem; }
.handbook-nav a small { font-size: .7rem; line-height: 1.25; }
.handbook-nav a:hover { text-decoration: none; background: var(--surface-2); }
.handbook-nav a.on { background: var(--accent-soft); box-shadow: inset 3px 0 0 var(--accent); }
.handbook-nav a.on b,.handbook-nav a.on > span { color: var(--accent); }
.handbook-content { min-width: 0; }
.chapter-head { padding: .4rem 0 1.5rem; border-bottom: 1px solid var(--border); }
.chapter-head h1 { font-size: 2rem; max-width: 42rem; }
.chapter-head p { color: var(--fg-mute); font-size: 1.02rem; max-width: 47rem; margin: .45rem 0 0; }
.chapter-title { color: var(--fg); text-transform: none; letter-spacing: -.01em; font-size: 1.05rem; margin: 2rem 0 .8rem; }
.guide-hero { padding: 2.2rem; border-radius: 14px; background: linear-gradient(135deg, var(--surface), var(--accent-soft)); border: 1px solid var(--border-strong); }
.guide-hero h1 { font-size: 2rem; max-width: 38rem; }.guide-hero p { color: var(--fg-mute); max-width: 48rem; }
.guide-actions { display: flex; gap: .6rem; margin-top: 1.2rem; }
.guide-toc { display: flex; gap: .9rem; align-items: center; flex-wrap: wrap; padding: .8rem 0; position: sticky; top: 56px; z-index: 5; background: var(--bg); border-bottom: 1px solid var(--border); font-size: .8rem; }
.guide-toc a { color: var(--fg-mute); }.guide-toc b { color: var(--fg); }
.guide-section { display: grid; grid-template-columns: 14rem 1fr; gap: 2rem; padding: 2.6rem 0; border-bottom: 1px solid var(--border); scroll-margin-top: 7rem; }
.guide-section > div:first-child { position: relative; }.guide-section h2 { margin: 0; color: var(--fg); font-size: 1.15rem; text-transform: none; letter-spacing: -.01em; }
.step-number { color: var(--accent); font: 700 .8rem/1 ui-monospace, monospace; }
.workflow-list { margin: 0; padding: 0; list-style: none; counter-reset: workflow; }
.workflow-list li { display: grid; grid-template-columns: 11rem 1fr; gap: 1rem; padding: .75rem 0; border-bottom: 1px solid var(--border); }
.workflow-list span, .pattern-grid span, .gherkin-guide span { color: var(--fg-mute); }
.intent-template { display: grid; grid-template-columns: repeat(2, 1fr); margin: 1rem 0; }
.intent-template div { padding: .8rem 1rem; border-bottom: 1px solid var(--border); }.intent-template span { display: block; color: var(--accent); font-size: .72rem; font-weight: 700; text-transform: uppercase; }.intent-template b { font-size: .85rem; }
.example { border-left: 4px solid var(--pass); padding: .7rem 1rem; margin: .7rem 0; background: var(--pass-soft); }.example p { margin: .2rem 0; }.bad-example { border-color: var(--fail); background: var(--fail-soft); }
.gherkin-guide { display: grid; grid-template-columns: repeat(3,1fr); gap: .6rem; margin-bottom: .8rem; }.gherkin-guide div { padding: .8rem; background: var(--surface); border: 1px solid var(--border); border-radius: 8px; }.gherkin-guide b,.gherkin-guide span { display: block; }
.pattern-grid, .triage-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: .7rem; }.pattern-grid div,.triage-grid div { padding: .85rem; border: 1px solid var(--border); border-radius: 8px; background: var(--surface); }.pattern-grid b,.pattern-grid span { display: block; }.triage-grid p { color: var(--fg-mute); margin: .25rem 0 0; font-size: .85rem; }
.evidence-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: .7rem; }.evidence-grid > div { padding: 1rem; border: 1px solid var(--border); border-radius: 8px; background: var(--surface); }.evidence-grid b { display: block; margin-top: .5rem; }.evidence-grid p { margin: .3rem 0 0; color: var(--fg-mute); font-size: .85rem; }
.decision-table { background: var(--surface); border: 1px solid var(--border); }.check-list { padding-left: 1.2rem; }.check-list li { margin: .55rem 0; }
.guide-callout { display: flex; align-items: center; gap: 1rem; margin: 1rem 0; padding: .9rem 1rem; background: var(--accent-soft); border-left: 4px solid var(--accent); border-radius: 6px; }
.guide-callout b { white-space: nowrap; }.guide-callout span { color: var(--fg-mute); }.guide-callout.small { align-items: flex-start; }
.journey-steps { list-style: none; padding: 0; margin: 0; display: grid; gap: .55rem; }
.journey-steps li { display: grid; grid-template-columns: 2.2rem 1fr; gap: .7rem; padding: .85rem; background: var(--surface); border: 1px solid var(--border); border-radius: 9px; }
.journey-steps li > span { width: 1.8rem; height: 1.8rem; display: grid; place-items: center; border-radius: 50%; background: var(--accent-soft); color: var(--accent); font-weight: 800; font-size: .78rem; }
.journey-steps p { margin: .15rem 0 0; color: var(--fg-mute); font-size: .86rem; }.journey-steps.compact { grid-template-columns: 1fr 1fr; }
.chapter-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: .7rem; }
.chapter-grid a { padding: 1rem; background: var(--surface); border: 1px solid var(--border); border-radius: 9px; color: var(--fg); }
.chapter-grid a:hover { text-decoration: none; border-color: var(--accent); transform: translateY(-1px); }
.chapter-grid a span { display: block; color: var(--accent); font-size: .65rem; font-weight: 800; letter-spacing: .12em; }
.chapter-grid a b { display: block; margin-top: .2rem; }.chapter-grid a p { color: var(--fg-mute); font-size: .8rem; margin: .25rem 0 0; }
.chapter-footer { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-top: 1.4rem; }
.chapter-footer > span { color: var(--fg-mute); }.chapter-footer .button { margin-left: auto; }
.architecture-flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr; gap: .45rem; align-items: stretch; }
.architecture-flow > div { padding: .8rem; border: 1px solid var(--border); background: var(--surface); border-radius: 8px; }
.architecture-flow > i,.leak-flow > i { align-self: center; color: var(--accent); font-style: normal; font-weight: 800; }
.architecture-flow span,.architecture-flow b,.architecture-flow code { display: block; }.architecture-flow span { color: var(--accent); font-size: .65rem; font-weight: 800; }.architecture-flow p { color: var(--fg-mute); font-size: .75rem; margin: .3rem 0 0; }
.rule-stack { display: grid; gap: .55rem; counter-reset: rule; }.rule-stack > div { padding: .85rem 1rem; border-left: 4px solid var(--accent); background: var(--surface); }.rule-stack p { margin: .2rem 0 0; color: var(--fg-mute); font-size: .85rem; }
.concept-list { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: 9px; overflow: hidden; }
.concept-list > div { background: var(--surface); padding: .8rem; }.concept-list dt { font-weight: 750; }.concept-list dd { margin: .15rem 0 0; color: var(--fg-mute); font-size: .82rem; }
.two-checklists { display: grid; grid-template-columns: 1fr 1fr; gap: .7rem; }.two-checklists > div { padding: 1rem; border: 1px solid var(--border); border-radius: 9px; background: var(--surface); }.two-checklists h3 { margin: 0 0 .4rem; }.two-checklists ul { margin: 0; padding-left: 1.1rem; }.two-checklists li { margin: .35rem 0; color: var(--fg-mute); }
.lane-list { display: grid; gap: .5rem; }.lane-list > div { display: grid; grid-template-columns: 8rem 1fr; gap: .1rem .8rem; padding: .75rem .9rem; background: var(--surface); border: 1px solid var(--border); border-radius: 8px; }.lane-list b { grid-row: 1 / 3; color: var(--accent); }.lane-list span { font: .75rem ui-monospace, monospace; }.lane-list p { margin: 0; color: var(--fg-mute); font-size: .8rem; }
.leak-flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; gap: .6rem; margin: 1rem 0; }.leak-flow > div { padding: .8rem; background: var(--surface); border: 1px solid var(--border); border-radius: 8px; }.leak-flow b,.leak-flow span { display: block; }.leak-flow span { color: var(--fg-mute); font-size: .78rem; margin-top: .2rem; }
.decision-cards { display: grid; grid-template-columns: 1fr 1fr; gap: .7rem; }.decision-cards > div { padding: 1rem; background: var(--surface); border: 1px solid var(--border); border-radius: 9px; }.decision-cards span { color: var(--accent); font-size: .65rem; font-weight: 800; letter-spacing: .1em; }.decision-cards b { display: block; }.decision-cards p { margin: .25rem 0 0; color: var(--fg-mute); font-size: .82rem; }
.budget-layers { display: grid; grid-template-columns: repeat(4,1fr); gap: .6rem; }.budget-layers > div { padding: .9rem; border: 1px solid var(--border); border-top: 4px solid var(--accent); background: var(--surface); border-radius: 8px; }.budget-layers b,.budget-layers span { display: block; }.budget-layers span { color: var(--accent); font-size: .75rem; font-weight: 700; }.budget-layers p { color: var(--fg-mute); font-size: .78rem; margin: .3rem 0 0; }
.gate-list { counter-reset: gate; list-style: none; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: .5rem; }.gate-list li { counter-increment: gate; padding: .75rem .8rem .75rem 2.5rem; background: var(--surface); border: 1px solid var(--border); border-radius: 8px; position: relative; }.gate-list li::before { content: counter(gate); position: absolute; left: .75rem; color: var(--accent); font-weight: 800; }

@media (max-width: 760px) {
  .insight-hero,.insight-grid,.guide-section { grid-template-columns: 1fr; }
  .handbook-shell { grid-template-columns: 1fr; gap: 1rem; }.handbook-nav { position: static; display: flex; overflow-x: auto; }.handbook-nav-title { display: none; }.handbook-nav a { min-width: 9.5rem; border-bottom: 0; border-right: 1px solid var(--border); }.handbook-nav a small { display: none; }
  .chapter-grid,.journey-steps.compact,.concept-list,.decision-cards,.gate-list { grid-template-columns: 1fr; }
  .architecture-flow,.leak-flow { grid-template-columns: 1fr; }.architecture-flow > i,.leak-flow > i { text-align: center; transform: rotate(90deg); }
  .two-checklists,.budget-layers { grid-template-columns: 1fr; }.chapter-head h1 { font-size: 1.6rem; }.chapter-footer { align-items: stretch; flex-direction: column; }.chapter-footer .button { margin: 0; }
  .guide-section { gap: .7rem; }.workflow-list li { grid-template-columns: 1fr; gap: .15rem; }
  .intent-template,.pattern-grid,.triage-grid,.evidence-grid,.gherkin-guide { grid-template-columns: 1fr; }
  .guide-toc { position: static; }.guide-hero { padding: 1.3rem; }
}