/* REWIND — merchant catalog operations console.
   Dark-first, with a light theme for viewers who prefer it. */

:root {
  --bg: #0b0d12;
  --bg-elev: #11141b;
  --bg-elev-2: #161a23;
  --line: #232936;
  --line-soft: #1b202a;
  --text: #e8ecf4;
  --text-dim: #97a1b4;
  --text-faint: #6b7688;
  --accent: #4ade80;
  --accent-dim: #16352a;
  --danger: #f87171;
  --danger-dim: #3a1d20;
  --warn: #fbbf24;
  --warn-dim: #3a2f14;
  --agent: #7dd3fc;
  --agent-dim: #10293a;
  --human: #c4b5fd;
  --radius: 12px;
  --radius-sm: 8px;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --shadow: 0 12px 40px rgba(0, 0, 0, .45);
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #f6f7f9;
    --bg-elev: #ffffff;
    --bg-elev-2: #f2f4f7;
    --line: #dfe3ea;
    --line-soft: #eaedf2;
    --text: #121722;
    --text-dim: #5a6478;
    --text-faint: #8b94a6;
    --accent: #15803d;
    --accent-dim: #dcfce7;
    --danger: #b91c1c;
    --danger-dim: #fee2e2;
    --warn: #a16207;
    --warn-dim: #fef3c7;
    --agent: #0369a1;
    --agent-dim: #e0f2fe;
    --human: #6d28d9;
    --shadow: 0 12px 32px rgba(16, 24, 40, .12);
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  font-variant-numeric: tabular-nums;
}

h1, h2, h3 { margin: 0; font-weight: 600; letter-spacing: -0.01em; }
h2 { font-size: 14px; }
p { margin: 0; }
button, input, select { font: inherit; color: inherit; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 8px; top: 8px; z-index: 100; background: var(--bg-elev); padding: 8px 12px; border-radius: 8px; }

/* ------------------------------------------------------------------ topbar */

.topbar {
  position: sticky; top: 0; z-index: 30;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 12px 20px;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 10px; min-width: 0; }
.mark { display: grid; place-items: center; color: var(--accent); }
.wordmark { font-weight: 700; letter-spacing: 0.14em; font-size: 15px; }
.tagline {
  color: var(--text-faint); font-size: 12px; padding-left: 12px; margin-left: 2px;
  border-left: 1px solid var(--line); white-space: nowrap;
}
.topbar-right { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }

.pill {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 5px 11px; border-radius: 999px; font-size: 12px;
  border: 1px solid var(--line); background: var(--bg-elev); color: var(--text-dim);
  white-space: nowrap;
}
.pill strong { color: var(--text); font-weight: 600; }
.pill .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--text-faint); flex: none; }
.pill-ok { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 35%, var(--line)); }
.pill-ok .dot { background: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent); }
.pill-warn { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 35%, var(--line)); }
.pill-warn .dot { background: var(--warn); }
.pill-policy { cursor: pointer; }
.pill-policy:hover { border-color: var(--text-faint); }

.btn {
  padding: 6px 13px; border-radius: 8px; border: 1px solid var(--line);
  background: var(--bg-elev); cursor: pointer; font-size: 13px; font-weight: 500;
  transition: background .14s ease, border-color .14s ease, transform .06s ease;
}
.btn:hover { border-color: var(--text-faint); }
.btn:active { transform: translateY(1px); }
.btn-ghost { color: var(--text-dim); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #06240f; font-weight: 600; }
.btn-primary:hover { filter: brightness(1.08); }
.btn-danger { background: transparent; border-color: color-mix(in srgb, var(--danger) 45%, var(--line)); color: var(--danger); }
.btn-danger:hover { background: var(--danger-dim); }
.btn:disabled { opacity: .45; cursor: not-allowed; }

/* ------------------------------------------------------------------ layout */

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 350px;
  gap: 16px;
  padding: 16px 20px 48px;
  align-items: start;
  max-width: 1680px;
  margin: 0 auto;
}
.col-main, .col-side { display: flex; flex-direction: column; gap: 16px; min-width: 0; }
.col-side { position: sticky; top: 68px; max-height: calc(100vh - 84px); }

.card {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.card-head {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 12px;
  padding: 14px 16px; border-bottom: 1px solid var(--line-soft);
}
.card-tight { display: flex; flex-direction: column; min-height: 0; }
.card-tight .card-head { padding: 12px 14px; }
.sub { color: var(--text-faint); font-size: 12px; margin-top: 2px; }

.filters { display: flex; gap: 8px; }
.field select, .field input {
  background: var(--bg-elev-2); border: 1px solid var(--line);
  border-radius: 8px; padding: 6px 10px; font-size: 13px; outline: none;
}
.field input { width: 180px; }
.field select:focus, .field input:focus { border-color: var(--text-faint); }

/* ----------------------------------------------------------------- catalog */

.table-scroll { overflow: auto; max-height: 620px; }
table.grid { width: 100%; border-collapse: collapse; font-size: 13px; }
table.grid thead th {
  position: sticky; top: 0; z-index: 2;
  background: var(--bg-elev-2);
  text-align: left; font-weight: 500; font-size: 11px;
  letter-spacing: .06em; text-transform: uppercase; color: var(--text-faint);
  padding: 9px 12px; border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
table.grid td { padding: 9px 12px; border-bottom: 1px solid var(--line-soft); vertical-align: middle; }
table.grid tbody tr:last-child td { border-bottom: 0; }
table.grid tbody tr { transition: background .2s ease; }
table.grid tbody tr:hover { background: var(--bg-elev-2); }
.c-num { text-align: right; }
td.c-num { font-family: var(--mono); font-size: 12.5px; }
.c-sku { font-family: var(--mono); font-size: 12px; color: var(--text-faint); white-space: nowrap; }
.c-name { font-weight: 500; }
.c-col { color: var(--text-dim); white-space: nowrap; }

.margin-good { color: var(--accent); }
.margin-tight { color: var(--warn); }
.margin-bad { color: var(--danger); }

.chip {
  display: inline-block; padding: 2px 8px; border-radius: 999px;
  font-size: 11px; border: 1px solid var(--line); color: var(--text-dim);
  background: var(--bg-elev-2); white-space: nowrap;
}
.chip-active { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 30%, var(--line)); }
.chip-draft { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 30%, var(--line)); }

/* Commit / revert transitions on the catalog itself. */
@keyframes flashDown {
  0% { background: color-mix(in srgb, var(--accent) 24%, transparent); }
  100% { background: transparent; }
}
@keyframes flashUp {
  0% { background: color-mix(in srgb, var(--agent) 26%, transparent); }
  100% { background: transparent; }
}
tr.flash-commit { animation: flashDown 1.5s ease-out; }
tr.flash-revert { animation: flashUp 1.5s ease-out; }
tr.is-pending td.c-num.price-cell { color: var(--warn); }

/* -------------------------------------------------------------------- diff */

#diff-slot { scroll-margin-top: 76px; }
.diff-card { border-color: color-mix(in srgb, var(--warn) 40%, var(--line)); }
.diff-head {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 14px; padding: 14px 16px; background: var(--bg-elev-2);
  border-bottom: 1px solid var(--line);
}
.diff-title { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.diff-title h2 { font-size: 15px; }
.badge-uncommitted {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 10px; border-radius: 999px; font-size: 11px; font-weight: 600;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--warn); background: var(--warn-dim);
  border: 1px solid color-mix(in srgb, var(--warn) 45%, transparent);
}
.badge-uncommitted::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--warn);
  animation: pulse 1.8s ease-in-out infinite;
}
@keyframes pulse { 0%,100% { opacity: 1 } 50% { opacity: .35 } }

.diff-stats { display: flex; gap: 18px; flex-wrap: wrap; }
.stat { display: flex; flex-direction: column; gap: 1px; }
.stat .k { font-size: 10.5px; text-transform: uppercase; letter-spacing: .06em; color: var(--text-faint); }
.stat .v { font-size: 15px; font-weight: 600; font-family: var(--mono); }
.stat .v.neg { color: var(--danger); }
.stat .v.blocked { color: var(--warn); }
.diff-actions { display: flex; gap: 8px; align-items: center; }

.diff-note {
  padding: 9px 16px; font-size: 12px; color: var(--text-dim);
  background: var(--bg-elev); border-bottom: 1px solid var(--line-soft);
}

table.diff td, table.diff th { padding: 8px 12px; }
.price-move { display: inline-flex; align-items: center; gap: 7px; font-family: var(--mono); font-size: 12.5px; white-space: nowrap; }
.price-move .from { color: var(--text-faint); text-decoration: line-through; text-decoration-thickness: 1px; }
.price-move .arrow { color: var(--text-faint); }
.price-move .to { color: var(--text); font-weight: 600; }
tr.blocked .price-move .to { color: var(--text-faint); text-decoration: line-through; font-weight: 400; }
tr.blocked { background: color-mix(in srgb, var(--danger) 6%, transparent); }
tr.blocked:hover { background: color-mix(in srgb, var(--danger) 10%, transparent); }

.margin-move { display: inline-flex; align-items: center; gap: 6px; font-family: var(--mono); font-size: 12.5px; }
.verdict { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; white-space: nowrap; }
.verdict-ok { color: var(--accent); }
.verdict-bad { color: var(--danger); }
.verdict small { color: var(--text-faint); font-size: 11px; }

/* ---------------------------------------------------------------- activity */

.activity, .ledger, .tools { list-style: none; margin: 0; padding: 0; overflow-y: auto; }
.activity { max-height: 190px; }
.ledger { max-height: 340px; }
.tools { max-height: 250px; padding: 6px 0; }
.empty { padding: 14px; color: var(--text-faint); font-size: 12px; }

.activity li:not(.empty) {
  display: grid; grid-template-columns: 16px 1fr auto; gap: 8px; align-items: baseline;
  padding: 7px 14px; border-bottom: 1px solid var(--line-soft); font-size: 12px;
}
.activity .ico { font-size: 11px; }
.activity .tool { font-family: var(--mono); font-size: 11.5px; color: var(--agent); }
.activity .detail { color: var(--text-dim); display: block; margin-top: 1px; }
.activity .time { color: var(--text-faint); font-size: 11px; font-family: var(--mono); }
.activity li.phase-error .tool { color: var(--danger); }
.activity li.phase-denied .tool { color: var(--danger); }
.activity li.phase-awaiting-approval .tool { color: var(--warn); }

/* ------------------------------------------------------------------ ledger */

.ledger li.entry {
  padding: 11px 14px; border-bottom: 1px solid var(--line-soft); cursor: pointer;
  transition: background .14s ease;
}
.ledger li.entry:hover { background: var(--bg-elev-2); }
.ledger .row1 { display: flex; align-items: center; gap: 8px; justify-content: space-between; }
.ledger .label { font-size: 12.5px; font-weight: 500; }
.ledger .row2 { display: flex; align-items: center; gap: 8px; margin-top: 5px; flex-wrap: wrap; }
.actor {
  font-size: 10px; font-weight: 700; letter-spacing: .07em; padding: 2px 6px; border-radius: 4px;
}
.actor-AGENT { color: var(--agent); background: var(--agent-dim); }
.actor-HUMAN { color: var(--human); background: color-mix(in srgb, var(--human) 15%, transparent); }
.meta { font-size: 11px; color: var(--text-faint); }
.tag {
  font-size: 10px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase;
  padding: 2px 7px; border-radius: 999px; border: 1px solid var(--line);
}
.tag-reverted { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 40%, transparent); background: var(--danger-dim); }
.tag-revert { color: var(--agent); border-color: color-mix(in srgb, var(--agent) 40%, transparent); background: var(--agent-dim); }
.tag-approved { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 40%, transparent); background: var(--accent-dim); }
.tag-policy { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 40%, transparent); background: var(--warn-dim); }
.ledger li.entry.highlight { animation: flashUp 1.6s ease-out; }

.tools li {
  display: flex; align-items: center; gap: 8px; padding: 5px 14px; font-size: 12px;
}
.tools .tname { font-family: var(--mono); font-size: 11.5px; }
.tools .tflag { margin-left: auto; font-size: 10px; color: var(--text-faint); }
.tools .tdot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); flex: none; }
.tools li.off .tdot { background: var(--line); }
.tools li.off .tname { color: var(--text-faint); }

/* ---------------------------------------------------------------- approval */

.overlay {
  position: fixed; inset: 0; z-index: 60;
  background: rgba(4, 6, 10, .72);
  backdrop-filter: blur(4px);
  display: grid; place-items: center; padding: 20px;
  animation: fadeIn .18s ease-out;
}
@keyframes fadeIn { from { opacity: 0 } to { opacity: 1 } }
@keyframes riseIn { from { opacity: 0; transform: translateY(12px) scale(.985) } to { opacity: 1; transform: none } }

.approval {
  width: min(620px, 100%);
  background: var(--bg-elev);
  border: 1px solid color-mix(in srgb, var(--warn) 45%, var(--line));
  border-radius: 14px;
  box-shadow: var(--shadow);
  overflow: hidden;
  animation: riseIn .22s cubic-bezier(.2,.8,.3,1);
}
.approval-head {
  padding: 16px 20px; border-bottom: 1px solid var(--line-soft);
  background: linear-gradient(180deg, color-mix(in srgb, var(--warn) 10%, var(--bg-elev)), var(--bg-elev));
}
.approval-eyebrow {
  display: flex; align-items: center; gap: 8px;
  font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--warn);
}
.approval-eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--warn); animation: pulse 1.6s infinite; }
.approval h2 { font-size: 18px; margin-top: 8px; letter-spacing: -0.015em; }
.approval-body { padding: 16px 20px; display: flex; flex-direction: column; gap: 14px; }
.approval-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 12px;
}
.approval-grid .cell {
  background: var(--bg-elev-2); border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm); padding: 10px 12px;
}
.approval-grid .k { font-size: 10.5px; text-transform: uppercase; letter-spacing: .06em; color: var(--text-faint); }
.approval-grid .v { font-size: 17px; font-weight: 600; font-family: var(--mono); margin-top: 2px; }
.approval-grid .v.neg { color: var(--danger); }
.approval-detail { font-size: 13px; color: var(--text-dim); }
.approval-detail strong { color: var(--text); }
.deny-field { display: none; flex-direction: column; gap: 6px; }
.deny-field.show { display: flex; }
.deny-field label { font-size: 12px; color: var(--text-dim); }
.deny-field input {
  background: var(--bg-elev-2); border: 1px solid var(--line);
  border-radius: 8px; padding: 8px 10px; font-size: 13px; outline: none;
}
.deny-field input:focus { border-color: var(--danger); }
.approval-foot {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 14px 20px; border-top: 1px solid var(--line-soft); background: var(--bg-elev-2);
}
.approval-foot .hint { font-size: 11.5px; color: var(--text-faint); max-width: 300px; }
.approval-foot .actions { display: flex; gap: 8px; }

/* ------------------------------------------------------------------ drawer */

.drawer-panel {
  width: min(720px, 100%); max-height: 82vh; display: flex; flex-direction: column;
  background: var(--bg-elev); border: 1px solid var(--line); border-radius: 14px;
  box-shadow: var(--shadow); overflow: hidden; animation: riseIn .2s ease-out;
}
.drawer-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; padding: 16px 20px; border-bottom: 1px solid var(--line-soft); }
.drawer-body { overflow: auto; }
.kv { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 8px; }
.kv .k { font-size: 11px; color: var(--text-faint); text-transform: uppercase; letter-spacing: .05em; }
.kv .v { font-size: 12.5px; font-family: var(--mono); }
.icon-btn {
  background: transparent; border: 1px solid var(--line); border-radius: 8px;
  width: 30px; height: 30px; cursor: pointer; color: var(--text-dim); line-height: 1;
}
.icon-btn:hover { border-color: var(--text-faint); color: var(--text); }

.callout {
  margin: 12px 20px; padding: 10px 12px; border-radius: var(--radius-sm);
  font-size: 12.5px; border: 1px solid;
}
.callout-warn { color: var(--warn); background: var(--warn-dim); border-color: color-mix(in srgb, var(--warn) 35%, transparent); }
.callout-danger { color: var(--danger); background: var(--danger-dim); border-color: color-mix(in srgb, var(--danger) 35%, transparent); }
.callout-info { color: var(--text-dim); background: var(--bg-elev-2); border-color: var(--line); }

/* ------------------------------------------------------------------ toasts */

.toasts { position: fixed; bottom: 18px; right: 18px; z-index: 80; display: flex; flex-direction: column; gap: 8px; }
.toast {
  background: var(--bg-elev); border: 1px solid var(--line); border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm); padding: 10px 14px; font-size: 12.5px;
  box-shadow: var(--shadow); animation: riseIn .2s ease-out; max-width: 340px;
}
.toast.err { border-left-color: var(--danger); }
.toast.warn { border-left-color: var(--warn); }

/* -------------------------------------------------------------- responsive */

@media (max-width: 1100px) {
  .layout { grid-template-columns: minmax(0, 1fr); }
  .col-side { position: static; max-height: none; }
  .activity, .ledger, .tools { max-height: 260px; }
  .tagline { display: none; }
}
@media (max-width: 720px) {
  .topbar { flex-wrap: wrap; }
  .layout { padding: 12px; }
  .filters { flex-direction: column; }
  .field input { width: 100%; }
  .card-head { flex-direction: column; }
  .diff-head { flex-direction: column; }
  table.grid .c-col, table.grid .c-status { display: none; }
  .approval-foot { flex-direction: column; align-items: stretch; }
  .approval-foot .actions { justify-content: stretch; }
  .approval-foot .actions .btn { flex: 1; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

/* ------------------------------------------------- transaction lifecycle */

.lifecycle {
  display: flex; align-items: stretch; gap: 0;
  list-style: none; margin: 0; padding: 10px 16px;
  background: var(--bg-elev-2); border-bottom: 1px solid var(--line-soft);
  overflow-x: auto;
}
.lc-stage {
  display: flex; align-items: center; gap: 8px;
  padding-right: 18px; margin-right: 18px; position: relative;
  white-space: nowrap; flex: none;
}
.lc-stage::after {
  content: ""; position: absolute; right: 0; top: 50%;
  width: 18px; height: 1px; background: var(--line);
}
.lc-stage:last-child { padding-right: 0; margin-right: 0; }
.lc-stage:last-child::after { display: none; }

.lc-dot {
  width: 18px; height: 18px; border-radius: 50%; flex: none;
  display: grid; place-items: center; font-size: 10px; line-height: 1;
  border: 1px solid var(--line); background: var(--bg-elev); color: var(--text-faint);
}
.lc-text { display: flex; flex-direction: column; line-height: 1.25; }
.lc-label { font-size: 11px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--text-faint); }
.lc-detail { font-size: 11px; color: var(--text-faint); }

.lc-done .lc-dot { border-color: color-mix(in srgb, var(--accent) 55%, transparent); color: var(--accent); background: var(--accent-dim); }
.lc-done .lc-label { color: var(--text); }

.lc-active .lc-dot {
  border-color: var(--warn); color: var(--warn); background: var(--warn-dim);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--warn) 18%, transparent);
  animation: pulse 1.8s ease-in-out infinite;
}
.lc-active .lc-label { color: var(--warn); }
.lc-active .lc-detail { color: var(--warn); }

.lc-blocked .lc-dot { border-color: color-mix(in srgb, var(--danger) 55%, transparent); color: var(--danger); background: var(--danger-dim); }
.lc-blocked .lc-label { color: var(--danger); }

.lc-skipped { opacity: .55; }
.lc-pending .lc-dot { border-style: dashed; }

/* ------------------------------------------------------------ proof chips */

.diff-proof, .drawer-proof { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.drawer-proof { padding: 12px 20px 0; }
.proof {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 11.5px; padding: 4px 10px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--bg-elev); color: var(--text-dim);
  font-family: var(--mono);
}
.proof strong { font-weight: 700; }
.proof-zero { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 40%, var(--line)); background: var(--accent-dim); }
.proof-ok { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 40%, var(--line)); }
.proof-warn { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 40%, var(--line)); }

/* ------------------------------------------------- approval pending line */

.approval-pending {
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
  margin-top: 8px; font-size: 12px; color: var(--warn);
  font-family: var(--mono); letter-spacing: .01em;
}
#approval-timer {
  font-weight: 700; font-variant-numeric: tabular-nums;
  padding: 1px 7px; border-radius: 5px;
  background: var(--warn-dim); border: 1px solid color-mix(in srgb, var(--warn) 35%, transparent);
}

@media (max-width: 720px) {
  .lifecycle { padding: 8px 12px; }
  .lc-stage { padding-right: 12px; margin-right: 12px; }
  .lc-stage::after { width: 12px; }
  .lc-detail { display: none; }
}