:root {
  --bg: #f3f8f9;
  --panel: #ffffff;
  --panel-2: #eef4f5;
  --border: #d7e3e5;
  --text: #0c1a20;
  --muted: #5b6f75;
  --muted-2: #8a9aa0;
  --brand-navy: #0a2138;
  --brand-navy-2: #123049;
  --accent: #0b7a80;
  --accent-ink: #ffffff;
  --accent-soft: #e2f3f2;
  --ok: #157a43;
  --ok-soft: #e3f6ea;
  --warn: #a3590b;
  --warn-soft: #fdf0e0;
  --bad: #b3261e;
  --bad-soft: #fbe7e5;
  --shadow-sm: 0 1px 2px rgba(10, 30, 40, 0.08);
  --shadow: 0 1px 2px rgba(10, 30, 40, 0.06), 0 6px 20px -8px rgba(10, 30, 40, 0.16);
  --radius: 10px;
  --radius-sm: 7px;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0a141b;
    --panel: #101f28;
    --panel-2: #16262f;
    --border: #223640;
    --text: #e7eff1;
    --muted: #92a7ac;
    --muted-2: #6c8085;
    --brand-navy: #071018;
    --brand-navy-2: #0d1f2c;
    --accent: #3fc6bd;
    --accent-ink: #06201d;
    --accent-soft: rgba(63, 198, 189, 0.14);
    --ok: #4bcf87;
    --ok-soft: rgba(75, 207, 135, 0.14);
    --warn: #f0a94e;
    --warn-soft: rgba(240, 169, 78, 0.14);
    --bad: #f2887f;
    --bad-soft: rgba(242, 136, 127, 0.14);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.35);
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 10px 28px -10px rgba(0, 0, 0, 0.55);
  }
}

:root[data-theme="dark"] {
  --bg: #0a141b;
  --panel: #101f28;
  --panel-2: #16262f;
  --border: #223640;
  --text: #e7eff1;
  --muted: #92a7ac;
  --muted-2: #6c8085;
  --brand-navy: #071018;
  --brand-navy-2: #0d1f2c;
  --accent: #3fc6bd;
  --accent-ink: #06201d;
  --accent-soft: rgba(63, 198, 189, 0.14);
  --ok: #4bcf87;
  --ok-soft: rgba(75, 207, 135, 0.14);
  --warn: #f0a94e;
  --warn-soft: rgba(240, 169, 78, 0.14);
  --bad: #f2887f;
  --bad-soft: rgba(242, 136, 127, 0.14);
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.35);
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 10px 28px -10px rgba(0, 0, 0, 0.55);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI Variable", "Segoe UI", Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

header.topbar {
  background: linear-gradient(180deg, var(--brand-navy) 0%, var(--brand-navy-2) 100%);
  color: white;
  padding: 0.65rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  position: sticky;
  top: 0;
  z-index: 10;
}

header.topbar .brand {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.01em;
  white-space: nowrap;
}

header.topbar .brand-mark {
  height: 28px;
  width: auto;
  flex: none;
}

header.topbar nav a {
  color: #aebfc6;
  text-decoration: none;
  margin-right: 0.15rem;
  font-size: 0.86rem;
  font-weight: 500;
  padding: 0.4rem 0.7rem;
  border-radius: 999px;
  transition: background-color 0.15s ease, color 0.15s ease;
}

header.topbar nav a:hover {
  color: white;
  background: rgba(255, 255, 255, 0.08);
}

header.topbar nav a.active {
  color: var(--brand-navy);
  background: var(--accent);
  font-weight: 600;
}

header.topbar .topbar-user {
  margin-left: auto;
  color: #cbd5e1;
  font-size: 0.86rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  white-space: nowrap;
}

.theme-toggle {
  display: inline-flex;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  padding: 0.15rem;
  gap: 0.1rem;
}
.theme-toggle button {
  border: none;
  background: transparent;
  color: #aebfc6;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.28rem 0.55rem;
  border-radius: 999px;
  cursor: pointer;
  font-family: inherit;
}
.theme-toggle button:hover { color: white; }
.theme-toggle button.active { background: var(--accent); color: var(--accent-ink); }

.user-menu { position: relative; }
.user-menu summary {
  list-style: none;
  cursor: pointer;
  color: #cbd5e1;
  font-size: 0.86rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.32rem 0.6rem;
  border-radius: 999px;
  transition: background-color 0.15s ease, color 0.15s ease;
}
.user-menu summary::-webkit-details-marker { display: none; }
.user-menu summary::after { content: "\25BE"; font-size: 0.65rem; opacity: 0.7; }
.user-menu summary:hover, .user-menu[open] summary { color: white; background: rgba(255, 255, 255, 0.08); }
.user-menu-panel {
  position: absolute;
  right: 0;
  top: calc(100% + 0.4rem);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
  min-width: 150px;
  padding: 0.35rem;
  z-index: 20;
}
.user-menu-item {
  display: block;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  box-shadow: none;
  padding: 0.5rem 0.6rem;
  font-size: 0.86rem;
  font-weight: 500;
  color: var(--text);
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.user-menu-item:hover { background: var(--panel-2); }

.link-button {
  background: none;
  border: none;
  color: #cbd5e1;
  text-decoration: underline;
  cursor: pointer;
  font-size: 0.88rem;
  padding: 0;
}
.link-button:hover { color: white; }

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: white;
  border-radius: 6px;
  padding: 0.25rem 0.55rem;
  font-size: 1.15rem;
  line-height: 1.4;
  cursor: pointer;
}

main {
  max-width: 1140px;
  margin: 0 auto;
  padding: 1.75rem 1.5rem 3rem;
}

@media (max-width: 900px) {
  header.topbar {
    flex-wrap: wrap;
    row-gap: 0.5rem;
    padding: 0.6rem 1rem;
  }
  header.topbar .brand { flex: 1; }
  .nav-toggle { display: inline-block; order: 2; }
  header.topbar .topbar-user { order: 3; margin-left: 0.75rem; }
  header.topbar nav {
    display: none;
    order: 4;
    flex-basis: 100%;
    flex-direction: column;
    gap: 0.15rem;
    margin-top: 0.4rem;
    padding-top: 0.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
  }
  header.topbar nav.open { display: flex; }
  header.topbar nav a {
    margin-right: 0;
    padding: 0.6rem 0.3rem;
    border-radius: 6px;
  }
  main { padding: 1rem; }

  /* Keep columns from getting crushed unreadably narrow; the .panel
     wrapper scrolls horizontally instead (see overflow-x: auto above). */
  table { min-width: 540px; }
}

@media (max-width: 480px) {
  h1 { font-size: 1.2rem; }
  .kv { grid-template-columns: 130px 1fr; font-size: 0.88rem; }
}

h1 { font-size: 1.32rem; margin-bottom: 0.25rem; letter-spacing: -0.01em; text-wrap: balance; }
h2 { font-size: 1.05rem; margin-top: 1.75rem; }
h3 { font-size: 1rem; margin-top: 1.25rem; margin-bottom: 0.5rem; }
.subtitle { color: var(--muted); margin-top: 0; margin-bottom: 1rem; }

.subheading {
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  margin-top: 1.25rem;
  margin-bottom: 0.5rem;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
  overflow-x: auto;
  box-shadow: var(--shadow-sm);
}

.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
@media (max-width: 800px) { .grid { grid-template-columns: 1fr; } }

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 0.9rem;
  margin-bottom: 1.4rem;
}
.stat-tile {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.85rem 1.05rem;
  box-shadow: var(--shadow-sm);
}
.stat-tile .stat-label {
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.stat-tile .stat-value {
  font-family: ui-monospace, "SF Mono", Consolas, "Liberation Mono", monospace;
  font-size: 1.55rem;
  font-weight: 600;
  margin-top: 0.3rem;
  font-variant-numeric: tabular-nums;
}
.stat-tile .stat-value.warn { color: var(--warn); }
.stat-tile .stat-value.accent { color: var(--accent); }

table { width: 100%; border-collapse: collapse; font-size: 0.9rem; font-variant-numeric: tabular-nums; }
th, td { text-align: left; padding: 0.55rem 0.6rem; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.04em; background: var(--panel-2); }
tr:hover td { background: var(--panel-2); }

th a {
  color: inherit;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.2rem 0.4rem;
  margin: -0.2rem -0.4rem;
  border-radius: 4px;
  transition: background-color 0.15s ease, color 0.15s ease;
}
th a:hover {
  color: var(--accent);
  background: var(--accent-soft);
}
.sort-indicator {
  font-size: 0.72rem;
  opacity: 0.4;
}
.sort-indicator.active {
  opacity: 1;
  color: var(--accent);
  font-weight: 700;
}

a { color: var(--accent); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.18rem 0.55rem 0.18rem 0.5rem;
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 600;
}
.badge::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex: none;
}
.badge.received { background: var(--accent-soft); color: var(--accent); }
.badge.received::before { background: var(--accent); }
.badge.in_process { background: var(--warn-soft); color: var(--warn); }
.badge.in_process::before { background: var(--warn); }
.badge.pending_qc { background: var(--bad-soft); color: var(--bad); }
.badge.pending_qc::before { background: var(--bad); }
.badge.released { background: var(--ok-soft); color: var(--ok); }
.badge.released::before { background: var(--ok); }
.badge.conditional { background: var(--warn-soft); color: var(--warn); }
.badge.conditional::before { background: var(--warn); }
.badge.rejected { background: var(--panel-2); color: var(--muted); }
.badge.rejected::before { background: var(--muted-2); }
.badge.pass { background: var(--ok-soft); color: var(--ok); }
.badge.pass::before { background: var(--ok); }
.badge.fail { background: var(--bad-soft); color: var(--bad); }
.badge.fail::before { background: var(--bad); }
.badge.pending { background: var(--warn-soft); color: var(--warn); }
.badge.pending::before { background: var(--warn); }
.badge.low { background: var(--bad-soft); color: var(--bad); }
.badge.low::before { background: var(--bad); }
.badge.ok { background: var(--ok-soft); color: var(--ok); }
.badge.ok::before { background: var(--ok); }

.empty { color: var(--muted); font-style: italic; }

input:not([type="checkbox"]):not([type="radio"]):not([type="file"]), select, textarea {
  padding: 0.45rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-family: inherit;
  background: var(--panel);
  color: var(--text);
}
input:not([type="checkbox"]):not([type="radio"]):not([type="file"]):focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

form.stacked label { display: block; margin-bottom: 0.9rem; font-size: 0.9rem; }
form.stacked label span { display: block; margin-bottom: 0.25rem; color: var(--muted); font-size: 0.82rem; }
form.stacked input, form.stacked select, form.stacked textarea { width: 100%; }

.filter-bar {
  display: flex;
  gap: 0.85rem;
  align-items: flex-end;
  flex-wrap: wrap;
}
.filter-bar label {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  font-size: 0.9rem;
}
.filter-bar label span {
  color: var(--muted);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.filter-bar select, .filter-bar input { min-width: 150px; }

button, .button {
  display: inline-block;
  background: var(--accent);
  color: var(--accent-ink);
  border: none;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  box-shadow: var(--shadow-sm);
}
button:hover, .button:hover { opacity: 0.92; }
.button.secondary { background: var(--panel-2); color: var(--text); box-shadow: none; border: 1px solid var(--border); }

.actions { display: flex; gap: 0.5rem; margin-top: 1rem; }

.row-actions { display: flex; gap: 0.3rem; flex-wrap: wrap; }
.row-action {
  display: inline-block;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.15rem 0.55rem;
  font-size: 0.74rem;
  font-family: inherit;
  color: var(--text);
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.row-action:hover { border-color: var(--accent); color: var(--accent); }
.row-action.danger:hover { border-color: var(--bad); color: var(--bad); background: var(--bad-soft); }
.row-action.success:hover { border-color: var(--ok); color: var(--ok); background: var(--ok-soft); }

.timeline { list-style: none; padding: 0; margin: 0; }
.timeline li {
  border-left: 2px solid var(--border);
  padding: 0.5rem 0 0.5rem 1rem;
  margin-bottom: 0.5rem;
  position: relative;
}
.timeline li::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 0.7rem;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
}
.meta { color: var(--muted); font-size: 0.82rem; }

.pending-list { list-style: none; padding: 0; margin: 0; }
.pending-list li { margin-bottom: 0.5rem; }
.pending-list .lock-reason {
  color: var(--muted);
  font-size: 0.78rem;
  margin: 0.15rem 0 0 1.6rem;
}

.kv { display: grid; grid-template-columns: 160px 1fr; gap: 0.3rem 1rem; font-size: 0.92rem; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }

.backup-alert {
  background: var(--bad);
  color: #fff;
  text-align: center;
  font-weight: 600;
  font-size: 0.88rem;
  padding: 0.5rem 1rem;
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}