/* ============================================================
   BitGRoot Admin theme layer
   Aligns the whole research panel with Areas/Admin/Views:
   compact top menu, page hero, flat cards, KPI cards, tables,
   forms and buttons.
   ============================================================ */

:root {
  --radius: 14px;
  --radius-sm: 10px;
  --radius-xs: 8px;
  --gap: 16px;
  --shadow: 0 1px 0 rgba(255, 255, 255, 0.02), 0 24px 60px -36px rgba(0, 0, 0, 0.9);
  --shadow-accent: 0 12px 36px -8px rgba(96, 37, 191, 0.5);
}

/* ── Header / top menu ─────────────────────────────────────────── */
.app-header {
  background: rgba(10, 10, 12, 0.82);
  border-bottom: 1px solid var(--border);
}

.app-header__inner {
  min-height: 68px;
  gap: 16px;
  padding: 8px 28px;
}

.app-header__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.top-toggle {
  display: none;
  place-items: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--surface-2);
  color: var(--text);
  cursor: pointer;
}

.top-toggle span {
  display: block;
  width: 16px;
  height: 2px;
  margin: 2px 0;
  border-radius: 2px;
  background: currentColor;
}

.brand__mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  font-size: 16px;
  background: linear-gradient(135deg, #8b5cf6 0%, #6025bf 70%, #4c1d95 100%);
  box-shadow: 0 8px 22px -10px rgba(96, 37, 191, 0.8), inset 0 1px 0 rgba(255, 255, 255, 0.22);
}

.brand__text {
  font-size: 17px;
}

.nav {
  gap: 2px;
  min-width: 0;
}

.nav-group {
  position: relative;
}

.nav-group__toggle,
.nav-direct {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 40px;
  padding: 8px 13px;
  border: 1px solid transparent;
  border-radius: 9px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: color 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.nav-group__toggle:hover,
.nav-direct:hover,
.nav-group.open .nav-group__toggle {
  color: var(--text);
  background: rgba(255, 255, 255, 0.045);
}

.nav-group.has-active .nav-group__toggle,
.nav-direct[aria-current="page"] {
  color: var(--accent);
  background: var(--accent-soft);
  border-color: rgba(183, 156, 255, 0.18);
}

.nav-caret {
  font-size: 9px;
  opacity: 0.55;
  transition: transform 0.18s ease;
}

.nav-icon {
  color: var(--accent);
  font-size: 12px;
  line-height: 1;
  opacity: 0.78;
}

.nav-group.open .nav-caret {
  transform: rotate(180deg);
}

.nav-group__menu {
  position: absolute;
  top: calc(100% + 8px);
  inset-inline-start: 0;
  z-index: 90;
  display: none;
  min-width: 230px;
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.nav-group.open .nav-group__menu {
  display: grid;
  gap: 2px;
  animation: adminMenuIn 0.16s ease both;
}

.nav-group__menu a {
  display: flex;
  align-items: center;
  min-height: 40px;
  padding: 8px 12px;
  border-radius: 8px;
  color: var(--muted-2);
  text-decoration: none;
  font-size: 12.5px;
  font-weight: 600;
  white-space: nowrap;
}

.nav-group__menu a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.045);
}

.nav-group__menu a[aria-current="page"] {
  color: var(--accent);
  background: var(--accent-soft);
}

.app-header__status {
  gap: 8px;
}

.status-pill {
  min-height: 34px;
  padding: 5px 11px;
  border-radius: 999px;
  background: var(--surface-2);
  font-size: 11.5px;
}

/* ── Page hero ─────────────────────────────────────────────────── */
.admin-v2 .page-head {
  position: relative;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
  padding: 20px 22px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-top: 2px solid rgba(96, 37, 191, 0.55);
  border-radius: 18px;
  background:
    radial-gradient(900px 240px at 100% -20%, rgba(96, 37, 191, 0.16), transparent 62%),
    linear-gradient(135deg, var(--surface) 0%, var(--surface-2) 100%);
  box-shadow: var(--shadow);
}

.admin-v2 .page-head::after {
  content: "";
  position: absolute;
  inset-inline-end: -80px;
  inset-block-start: -120px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(183, 156, 255, 0.14), transparent 68%);
  pointer-events: none;
}

.admin-v2 .page-head__copy {
  position: relative;
  z-index: 1;
  min-width: 0;
}

.admin-v2 .page-head__kicker {
  color: var(--accent);
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.admin-v2 .page-head h1 {
  margin-top: 4px;
  font-size: clamp(1.35rem, 2.1vw, 1.85rem);
  line-height: 1.4;
}

.admin-v2 .page-head__sub {
  max-width: 760px;
  margin-top: 6px;
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.85;
}

.admin-v2 .page-head .badge {
  position: relative;
  z-index: 1;
  min-height: 32px;
  border-radius: 999px;
  background: var(--surface-2);
  border-color: var(--border);
  color: var(--muted-2);
  font-size: 11.5px;
  font-weight: 700;
}

/* ── Cards / KPI ───────────────────────────────────────────────── */
.admin-v2 .card {
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.025), transparent 42%),
    var(--surface);
  box-shadow: var(--shadow);
}

.admin-v2 .card__head {
  margin-bottom: 14px;
}

.admin-v2 .card__head h2 {
  font-size: 14.5px;
  font-weight: 800;
}

.admin-v2 .kpi {
  min-height: 128px;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background:
    radial-gradient(220px 150px at 100% 0%, rgba(124, 58, 237, 0.14), transparent 70%),
    var(--surface);
  box-shadow: var(--shadow);
}

.admin-v2 .kpi::before {
  content: "◆";
  position: absolute;
  inset-block-start: 16px;
  inset-inline-end: 16px;
  color: var(--accent);
  font-size: 11px;
  opacity: 0.6;
  pointer-events: none;
}

.admin-v2 .kpi:has(.kpi__top)::before {
  display: none;
}

.admin-v2 .kpi__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 2px;
}

.admin-v2 .kpi__icon {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border: 1px solid rgba(183, 156, 255, 0.16);
  border-radius: 9px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 15px;
  font-weight: 800;
  line-height: 1;
}

.admin-v2 .kpi::after {
  width: 150px;
  height: 150px;
  inset-block-start: -80px;
  inset-inline-start: -55px;
  background: radial-gradient(circle, rgba(183, 156, 255, 0.16), transparent 68%);
}

.admin-v2 .kpi__label {
  color: var(--muted);
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.05em;
}

.admin-v2 .kpi__value {
  font-size: clamp(1.5rem, 2.2vw, 2rem);
  font-weight: 800;
  line-height: 1.3;
}

.admin-v2 .kpi .muted.small {
  font-size: 10.5px;
  line-height: 1.6;
}

/* ── Tables ────────────────────────────────────────────────────── */
.admin-v2 .table {
  font-size: 12.5px;
}

.admin-v2 .table th,
.admin-v2 .table td {
  padding: 11px 10px;
  border-bottom: 1px solid var(--border);
}

.admin-v2 .table th {
  background: var(--surface-2);
  color: var(--muted);
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.admin-v2 .table tbody tr:hover {
  background: rgba(96, 37, 191, 0.06);
}

/* ── Forms / buttons / badges ──────────────────────────────────── */
.admin-v2 .field > span,
.admin-v2 .form .field > span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.03em;
}

.admin-v2 input,
.admin-v2 select,
.admin-v2 textarea {
  min-height: 42px;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--surface);
  color: var(--text);
  box-shadow: none;
}

.admin-v2 input:hover,
.admin-v2 select:hover,
.admin-v2 textarea:hover {
  border-color: var(--border-strong);
}

.admin-v2 input:focus,
.admin-v2 select:focus,
.admin-v2 textarea:focus {
  border-color: rgba(96, 37, 191, 0.45);
  background: var(--surface);
  box-shadow: 0 0 0 3px rgba(96, 37, 191, 0.12);
}

.admin-v2 .btn {
  min-height: 42px;
  padding: 9px 16px;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--surface-2);
  color: var(--text);
  font-weight: 700;
  box-shadow: none;
}

.admin-v2 .btn:hover {
  border-color: var(--border-strong);
  background: var(--surface-3);
  transform: none;
}

.admin-v2 .btn--primary {
  border-color: #6025bf;
  background: #6025bf;
  color: #fff;
  box-shadow: 0 10px 26px -16px rgba(96, 37, 191, 0.85);
}

.admin-v2 .btn--primary:hover {
  border-color: #7c3aed;
  background: #7c3aed;
  filter: none;
}

.admin-v2 .badge,
.admin-v2 .pill {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 2px 9px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--muted-2);
  font-size: 10.5px;
  font-weight: 700;
}

.admin-v2 .link {
  color: var(--accent);
}

/* ── Tabs (shared) ─────────────────────────────────────────────── */
.admin-v2 .audit-tabs,
.admin-v2 .sl-tabs {
  border-bottom: 1px solid var(--border);
}

/* ── Gate / login ─────────────────────────────────────────────── */
.gate__card {
  border-radius: 14px;
  border-top: 2px solid rgba(96, 37, 191, 0.55);
  background:
    radial-gradient(600px 260px at 100% -20%, rgba(96, 37, 191, 0.16), transparent 62%),
    linear-gradient(135deg, var(--surface) 0%, var(--surface-2) 100%);
  box-shadow: var(--shadow);
}

.gate__card .btn {
  border-radius: 9px;
}

/* ── Dialog ────────────────────────────────────────────────────── */
.admin-v2 .audit-dialog {
  border-radius: 14px;
  border-color: var(--border);
  background:
    radial-gradient(600px 260px at 100% 0%, rgba(96, 37, 191, 0.16), transparent 70%),
    var(--surface);
}

/* ── Responsive top menu ───────────────────────────────────────── */
@media (max-width: 980px) {
  .app-header__inner {
    flex-wrap: wrap;
    gap: 10px;
    padding: 10px 16px;
  }

  .top-toggle {
    display: inline-grid;
  }

  .nav {
    order: 3;
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 4px 0 10px;
  }

  .nav.is-open {
    display: flex;
  }

  .nav-group__toggle,
  .nav-direct {
    width: 100%;
    min-height: 44px;
    justify-content: space-between;
    padding: 8px 12px;
    text-align: start;
  }

  .nav-group__menu {
    position: static;
    min-width: 0;
    margin-inline-start: 8px;
    padding: 2px 0 2px 8px;
    border: 0;
    border-inline-start: 2px solid var(--accent-soft);
    border-radius: 0;
    background: transparent;
    box-shadow: none;
  }

  .nav-group.open .nav-group__menu {
    display: grid;
  }

  .app-header__status {
    margin-inline-start: auto;
  }

  .admin-v2 .page-head {
    align-items: flex-start;
    flex-direction: column;
    padding: 16px 18px;
  }

  .admin-v2 .page-head__sub {
    font-size: 11.5px;
  }
}

@media (max-width: 560px) {
  .app-header__inner {
    padding: 10px 14px;
  }

  .brand__text {
    font-size: 15.5px;
  }

  .status-pill {
    padding: 4px 9px;
  }

  .admin-v2 .card {
    padding: 16px;
  }

  .admin-v2 .kpi {
    min-height: 112px;
    padding: 15px;
  }

  .admin-v2 .page-head {
    padding: 14px 15px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .nav-group__menu {
    animation: none !important;
  }
}

@keyframes adminMenuIn {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================================
   Theme toggle + light mode
   ============================================================ */

.theme-toggle {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--accent);
  font: inherit;
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
  transition: background 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.theme-toggle:hover {
  border-color: var(--border-strong);
  background: var(--surface-3);
}

.theme-toggle:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

[data-theme-mode="light"] {
  --bg: #f3f6fb;
  --bg-soft: #eef2f8;
  --surface: #ffffff;
  --surface-2: #eef2f8;
  --surface-3: #e6edf6;
  --border: #dbe3ee;
  --border-strong: #c7d2e1;
  --text: #101828;
  --muted: #5b6b80;
  --muted-2: #475569;
  --accent: #6025bf;
  --accent-solid: #6025bf;
  --accent-2: #7c3aed;
  --accent-soft: rgba(96, 37, 191, 0.12);
  --accent-strong: rgba(96, 37, 191, 0.20);
  --up: #0f9f6e;
  --down: #d92d20;
  --warn: #b54708;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.04), 0 16px 40px -30px rgba(16, 24, 40, 0.28);
  --shadow-accent: 0 12px 32px -8px rgba(96, 37, 191, 0.30);
  color-scheme: light;
}

[data-theme-mode="light"] body {
  background:
    radial-gradient(1100px 560px at 88% -12%, rgba(124, 58, 237, 0.10), transparent 62%),
    radial-gradient(900px 520px at 0% 100%, rgba(34, 211, 238, 0.06), transparent 58%),
    var(--bg);
}

[data-theme-mode="light"] body::before {
  opacity: 0.02;
}

[data-theme-mode="light"] .app-header {
  background: rgba(243, 246, 251, 0.88);
}

[data-theme-mode="light"] .nav-group__toggle:hover,
[data-theme-mode="light"] .nav-direct:hover,
[data-theme-mode="light"] .nav-group.open .nav-group__toggle,
[data-theme-mode="light"] .nav-group__menu a:hover {
  background: rgba(16, 24, 40, 0.045);
}

[data-theme-mode="light"] .nav-group__menu {
  background: var(--surface);
  box-shadow: var(--shadow);
}

[data-theme-mode="light"] .admin-v2 .page-head {
  background:
    radial-gradient(900px 240px at 100% -20%, rgba(96, 37, 191, 0.10), transparent 62%),
    linear-gradient(135deg, #ffffff 0%, #f5f7fc 100%);
}

[data-theme-mode="light"] .admin-v2 .page-head::after {
  background: radial-gradient(circle, rgba(96, 37, 191, 0.08), transparent 68%);
}

[data-theme-mode="light"] .admin-v2 .card {
  background:
    linear-gradient(180deg, rgba(16, 24, 40, 0.02), transparent 42%),
    var(--surface);
}

[data-theme-mode="light"] .admin-v2 .kpi {
  background:
    radial-gradient(220px 150px at 100% 0%, rgba(96, 37, 191, 0.08), transparent 70%),
    var(--surface);
}

[data-theme-mode="light"] .admin-v2 .kpi::after {
  background: radial-gradient(circle, rgba(96, 37, 191, 0.08), transparent 68%);
}

[data-theme-mode="light"] .admin-v2 .kpi__icon {
  border-color: rgba(96, 37, 191, 0.16);
  background: rgba(96, 37, 191, 0.08);
}

[data-theme-mode="light"] .admin-v2 .table th {
  background: var(--surface-2);
}

[data-theme-mode="light"] .admin-v2 .table tbody tr:hover {
  background: rgba(96, 37, 191, 0.05);
}

[data-theme-mode="light"] .admin-v2 .btn {
  background: var(--surface-2);
}

[data-theme-mode="light"] .admin-v2 .btn--primary {
  background: #6025bf;
  border-color: #6025bf;
}

[data-theme-mode="light"] .admin-v2 .badge,
[data-theme-mode="light"] .admin-v2 .pill {
  background: var(--surface-2);
}

[data-theme-mode="light"] .admin-v2 .audit-dialog {
  background:
    radial-gradient(600px 260px at 100% 0%, rgba(96, 37, 191, 0.10), transparent 70%),
    var(--surface);
}

[data-theme-mode="light"] .audit-chart,
[data-theme-mode="light"] .pat-chart {
  background: #0f0f13;
  border-color: #1f1f27;
}

[data-theme-mode="light"] .gate__card {
  background:
    radial-gradient(600px 260px at 100% -20%, rgba(96, 37, 191, 0.10), transparent 62%),
    linear-gradient(135deg, #ffffff 0%, #f5f7fc 100%);
}

@media (max-width: 420px) {
  .status-pill #hbText {
    display: none;
  }

  .status-pill {
    min-width: 34px;
    justify-content: center;
    padding: 4px;
  }

  .theme-toggle {
    width: 44px;
    height: 44px;
    font-size: 16px;
  }
}