/* ========== GoVibe Admin — Visual System ==========
   Warm white + saturated teal + dense data layout
   IBM Plex Sans (primary) + IBM Plex Mono (technical)
   Aligned with the prototype-v1.5 design system (govibe/02-product/design-system.md)
   ==================================================== */

:root {
  --bg: #f6f5f2;
  --bg-elev: #ffffff;
  --bg-sunk: #efede8;
  --ink: #14201f;
  --ink-2: #3b4a48;
  --ink-3: #6b7976;
  --ink-4: #a4aeab;
  --line: #e3e0d8;
  --line-2: #d4d0c5;

  --teal: oklch(0.58 0.14 185);
  --teal-soft: oklch(0.92 0.05 185);
  --teal-ink: oklch(0.28 0.08 185);
  --warm: oklch(0.72 0.18 32);
  --warm-soft: oklch(0.95 0.05 32);

  --status-fresh: oklch(0.64 0.18 148);
  --status-fresh-soft: oklch(0.94 0.06 148);
  --status-stale: oklch(0.68 0.15 65);
  --status-stale-soft: oklch(0.95 0.05 65);
  --status-rare: oklch(0.55 0.16 295);
  --status-rare-soft: oklch(0.94 0.05 295);
  --status-done: oklch(0.58 0.14 185);
  --status-done-soft: oklch(0.92 0.05 185);
  --status-danger: oklch(0.56 0.21 26);
  --status-danger-soft: oklch(0.94 0.05 26);

  --radius-sm: 8px;
  --radius: 14px;
  --radius-pill: 999px;

  --font-sans: 'IBM Plex Sans', system-ui, -apple-system, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, monospace;

  --sidebar: 240px;
  --topbar: 64px;
}

* { box-sizing: border-box; }

html {
  min-width: 320px;
  background: var(--bg);
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  color: var(--teal-ink);
  text-decoration: none;
}

button {
  font: inherit;
  cursor: pointer;
}

/* ========== Back-to-apex pill (shared across sub-domains) ========== */
.back-to-apex {
  position: fixed;
  top: 16px;
  left: 16px;
  z-index: 100;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border: 1px solid rgba(20, 32, 31, 0.12);
  border-radius: var(--radius-pill);
  background: rgba(255, 254, 250, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--ink);
  font-size: 13px;
  font-weight: 500;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}
.back-to-apex:hover,
.back-to-apex:focus-visible {
  transform: translateY(-1px);
  border-color: rgba(20, 32, 31, 0.24);
  background: rgba(255, 254, 250, 1);
  outline: none;
  text-decoration: none;
}
.back-to-apex .arrow { font-family: var(--font-mono); }

/* ========== App shell ========== */
.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar) minmax(0, 1fr);
  min-height: 100vh;
}

/* ========== Sidebar ========== */
.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  padding: 20px 16px;
  border-right: 1px solid var(--line);
  background: var(--bg-sunk);
  z-index: 20;
}

.sidebar .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 56px 0 24px 0; /* leave room for back-to-apex pill */
  padding: 0 6px;
}
.sidebar .brand-mark {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--teal), var(--warm));
  box-shadow: 0 4px 10px oklch(0.58 0.14 185 / 0.22);
  flex-shrink: 0;
}
.sidebar .brand-text { display: flex; flex-direction: column; min-width: 0; }
.sidebar .brand-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
}
.sidebar .brand-subtitle {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-3);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-top: 12px;
}
.sidebar-nav .nav-section-label {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 12px 12px 8px;
}
.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  color: var(--ink-2);
  font-size: 13px;
  font-weight: 500;
  position: relative;
  transition: background 160ms ease, color 160ms ease;
}
.sidebar-nav a:hover { background: rgba(255, 255, 255, 0.5); color: var(--ink); }
.sidebar-nav a.active {
  background: var(--bg-elev);
  color: var(--ink);
}
.sidebar-nav a.active::before {
  content: "";
  position: absolute;
  left: -16px;
  top: 8px;
  bottom: 8px;
  width: 3px;
  border-radius: 2px;
  background: var(--teal);
}
.sidebar-nav a .nav-icon {
  width: 16px;
  height: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--ink-3);
}
.sidebar-nav a.active .nav-icon { color: var(--teal); }
.sidebar-nav a .nav-badge {
  margin-left: auto;
  padding: 1px 6px;
  border-radius: var(--radius-pill);
  background: var(--status-danger-soft);
  color: var(--status-danger);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
}

.sidebar-footer {
  margin-top: auto;
  padding: 16px 6px 0;
  border-top: 1px solid var(--line);
}
.role-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  background: var(--bg-elev);
  border: 1px solid var(--line);
  cursor: pointer;
  transition: border-color 160ms ease;
}
.role-chip:hover { border-color: var(--teal); }
.role-chip .avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--warm), var(--teal));
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 600;
  flex-shrink: 0;
}
.role-chip .role-text { display: flex; flex-direction: column; min-width: 0; }
.role-chip .role-name { font-size: 13px; font-weight: 500; color: var(--ink); }
.role-chip .role-meta { font-family: var(--font-mono); font-size: 10px; color: var(--ink-3); letter-spacing: 0.06em; text-transform: uppercase; }
.role-chip .role-switch-icon {
  margin-left: auto;
  color: var(--ink-3);
  font-family: var(--font-mono);
  font-size: 14px;
}

/* ========== Main content area ========== */
.main {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 15;
  display: flex;
  align-items: center;
  gap: 20px;
  height: var(--topbar);
  padding: 0 28px;
  border-bottom: 1px solid var(--line);
  background: rgba(246, 245, 242, 0.92);
  backdrop-filter: blur(10px);
}
.topbar .page-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
}
.topbar .breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.topbar .breadcrumb a:hover { color: var(--ink); }
.topbar .search {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: var(--bg-elev);
  width: 280px;
  transition: border-color 160ms ease;
}
.topbar .search:focus-within { border-color: var(--teal); }
.topbar .search input {
  border: 0;
  outline: 0;
  background: transparent;
  font: inherit;
  font-size: 13px;
  color: var(--ink);
  width: 100%;
}
.topbar .search input::placeholder { color: var(--ink-4); }
.topbar .search .search-icon { color: var(--ink-3); font-family: var(--font-mono); }

.demo-strip {
  margin: 16px 28px 0;
  padding: 8px 14px;
  border: 1px solid var(--status-stale-soft);
  border-radius: var(--radius-sm);
  background: var(--status-stale-soft);
  color: var(--status-stale);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 8px;
}

.page {
  padding: 24px 28px 60px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

/* ========== KPI tiles ========== */
.kpi-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}
.kpi-tile {
  padding: 20px 22px;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}
.kpi-tile:hover { border-color: var(--teal); box-shadow: 0 8px 22px rgba(20, 32, 31, 0.06); }
.kpi-tile .kpi-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.kpi-tile .kpi-value {
  font-size: 32px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.01em;
  line-height: 1.1;
}
.kpi-tile .kpi-delta {
  font-size: 12px;
  font-family: var(--font-mono);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.kpi-tile .kpi-delta.up { color: var(--status-fresh); }
.kpi-tile .kpi-delta.down { color: var(--status-danger); }
.kpi-tile .kpi-delta.flat { color: var(--ink-3); }

/* ========== Cards / panels ========== */
.card {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
}
.card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}
.card-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.005em;
}
.card-meta {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.two-col {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 16px;
}

/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  font-size: 13px;
  font-weight: 500;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease, color 160ms ease, box-shadow 160ms ease;
  text-decoration: none;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(1px) scale(0.99); }

.btn-primary {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}
.btn-primary:hover { background: var(--teal-ink); border-color: var(--teal-ink); box-shadow: 0 8px 18px rgba(20, 32, 31, 0.14); }

.btn-secondary {
  background: var(--bg-elev);
  color: var(--ink);
  border-color: var(--line);
}
.btn-secondary:hover { border-color: var(--teal); color: var(--teal-ink); }

.btn-danger {
  background: var(--bg-elev);
  color: var(--status-danger);
  border-color: var(--status-danger-soft);
}
.btn-danger:hover { background: var(--status-danger); color: var(--bg); border-color: var(--status-danger); }

.btn-ghost {
  background: transparent;
  color: var(--ink-2);
}
.btn-ghost:hover { background: var(--bg-sunk); color: var(--ink); transform: none; }

.btn-icon {
  width: 32px;
  height: 32px;
  padding: 0;
  border-radius: var(--radius-sm);
  background: var(--bg-elev);
  border-color: var(--line);
  color: var(--ink-2);
}
.btn-icon:hover { border-color: var(--teal); color: var(--teal-ink); transform: none; }

/* ========== Filter chips ========== */
.filter-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  background: var(--bg-elev);
  color: var(--ink-2);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: background 160ms ease, border-color 160ms ease, color 160ms ease;
}
.chip:hover { border-color: var(--ink-3); color: var(--ink); }
.chip.active {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}
.chip .count {
  font-family: var(--font-mono);
  font-size: 10px;
  opacity: 0.7;
}

/* ========== Status badges ========== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 9px;
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}
.badge::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}
.badge-fresh   { background: var(--status-fresh-soft); color: var(--status-fresh); }
.badge-done    { background: var(--status-done-soft); color: var(--status-done); }
.badge-stale   { background: var(--status-stale-soft); color: var(--status-stale); }
.badge-rare    { background: var(--status-rare-soft); color: var(--status-rare); }
.badge-danger  { background: var(--status-danger-soft); color: var(--status-danger); }
.badge-neutral { background: var(--bg-sunk); color: var(--ink-2); }
.badge-neutral::before { background: var(--ink-3); }

/* ========== Data table ========== */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.data-table thead th {
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--ink-3);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  background: var(--bg);
}
.data-table tbody tr {
  border-bottom: 1px solid var(--line);
  transition: background 160ms ease;
  cursor: pointer;
}
.data-table tbody tr:hover { background: var(--bg-sunk); }
.data-table td {
  padding: 14px;
  vertical-align: middle;
  color: var(--ink);
}
.data-table .cell-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-3);
}
.data-table .cell-strong { font-weight: 600; }

/* ========== Progress bar ========== */
.progress {
  height: 6px;
  border-radius: var(--radius-pill);
  background: var(--bg-sunk);
  overflow: hidden;
  position: relative;
  min-width: 80px;
}
.progress .progress-fill {
  height: 100%;
  background: var(--teal);
  border-radius: var(--radius-pill);
  transition: width 200ms ease;
}
.progress-row {
  display: flex;
  align-items: center;
  gap: 10px;
}
.progress-text {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-3);
  white-space: nowrap;
}

/* ========== Activity feed ========== */
.feed {
  display: flex;
  flex-direction: column;
}
.feed-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}
.feed-item:last-child { border-bottom: 0; }
.feed-item .feed-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--bg-sunk);
  color: var(--ink-2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 12px;
  flex-shrink: 0;
}
.feed-item .feed-icon.approve { background: var(--status-fresh-soft); color: var(--status-fresh); }
.feed-item .feed-icon.reject  { background: var(--status-danger-soft); color: var(--status-danger); }
.feed-item .feed-icon.payout  { background: var(--status-done-soft); color: var(--status-done); }
.feed-item .feed-icon.create  { background: var(--warm-soft); color: var(--warm); }
.feed-item .feed-body { flex: 1; min-width: 0; }
.feed-item .feed-title { color: var(--ink); font-size: 13px; line-height: 1.4; }
.feed-item .feed-meta { font-family: var(--font-mono); font-size: 10px; color: var(--ink-3); letter-spacing: 0.04em; margin-top: 2px; text-transform: uppercase; }

/* ========== Quick actions ========== */
.quick-actions {
  display: grid;
  gap: 8px;
}
.quick-action {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg-elev);
  color: var(--ink);
  transition: background 160ms ease, border-color 160ms ease, transform 160ms ease;
}
.quick-action:hover { background: var(--teal-soft); border-color: var(--teal); transform: translateY(-1px); }
.quick-action .quick-action-icon { font-family: var(--font-mono); color: var(--teal-ink); font-size: 14px; }
.quick-action .quick-action-text { flex: 1; }
.quick-action .quick-action-arrow { font-family: var(--font-mono); color: var(--ink-3); }

/* ========== Charts (lightweight SVG containers) ========== */
.chart {
  width: 100%;
  height: 220px;
}
.chart-card {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px 8px;
}
.chart-row {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 16px;
}

/* Horizontal bar list (used by city distribution) */
.hbar {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.hbar-row { display: grid; grid-template-columns: 110px 1fr 60px; align-items: center; gap: 12px; font-size: 13px; }
.hbar-row .hbar-label { color: var(--ink-2); }
.hbar-row .hbar-track { background: var(--bg-sunk); height: 8px; border-radius: var(--radius-pill); overflow: hidden; }
.hbar-row .hbar-fill { background: var(--teal); height: 100%; border-radius: var(--radius-pill); }
.hbar-row .hbar-value { font-family: var(--font-mono); font-size: 11px; color: var(--ink-3); text-align: right; }

/* Funnel (vertical) */
.funnel {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.funnel-step {
  display: grid;
  grid-template-columns: 1fr 80px 60px;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: var(--bg-sunk);
  font-size: 13px;
}
.funnel-step .funnel-label { color: var(--ink-2); }
.funnel-step .funnel-count { font-family: var(--font-mono); font-size: 12px; color: var(--ink); font-weight: 600; text-align: right; }
.funnel-step .funnel-pct { font-family: var(--font-mono); font-size: 11px; color: var(--ink-3); text-align: right; }

/* Geo placeholder */
.geo-canvas {
  position: relative;
  height: 280px;
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 30% 40%, oklch(0.58 0.14 185 / 0.3), transparent 18%),
    radial-gradient(circle at 55% 55%, oklch(0.58 0.14 185 / 0.45), transparent 14%),
    radial-gradient(circle at 70% 30%, oklch(0.72 0.18 32 / 0.25), transparent 16%),
    radial-gradient(circle at 42% 70%, oklch(0.55 0.16 295 / 0.2), transparent 14%),
    var(--bg-sunk);
  border: 1px solid var(--line);
  overflow: hidden;
}
.geo-canvas::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(20, 32, 31, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 32, 31, 0.06) 1px, transparent 1px);
  background-size: 48px 48px;
}
.geo-canvas .geo-pin {
  position: absolute;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 4px oklch(0.58 0.14 185 / 0.18);
  transform: translate(-50%, -50%);
}
.geo-canvas .geo-label {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-2);
  background: rgba(255, 254, 250, 0.85);
  padding: 2px 6px;
  border-radius: 4px;
  transform: translate(-50%, 12px);
  border: 1px solid var(--line);
}

/* ========== Moderation row ========== */
.mod-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.mod-row {
  display: grid;
  grid-template-columns: 110px 1fr auto;
  gap: 16px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-elev);
  align-items: center;
  transition: border-color 160ms ease, transform 160ms ease;
}
.mod-row:hover { border-color: var(--teal); }
.mod-row .mod-thumb {
  width: 110px;
  height: 80px;
  border-radius: var(--radius-sm);
  background:
    linear-gradient(135deg, var(--teal-soft), var(--warm-soft));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-3);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.mod-row .mod-body { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.mod-row .mod-title { font-size: 14px; font-weight: 600; color: var(--ink); }
.mod-row .mod-sub  { font-family: var(--font-mono); font-size: 11px; color: var(--ink-3); display: flex; gap: 14px; flex-wrap: wrap; }
.mod-row .mod-extracts {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 4px;
}
.mod-row .mod-extracts .badge { font-size: 10px; padding: 2px 8px; }
.mod-row .mod-actions { display: flex; gap: 8px; align-items: center; }

/* ========== Page header ========== */
.page-header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.page-header .page-header-text { flex: 1; }
.page-header h1 {
  font-size: 24px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.005em;
  margin: 0 0 4px 0;
}
.page-header .page-sub {
  color: var(--ink-3);
  font-size: 13px;
  margin: 0;
}
.page-header .page-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

/* ========== Detail page (campaign / submission) ========== */
.detail-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 16px;
}
.detail-stat-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}
.detail-stat {
  padding: 14px;
  background: var(--bg-sunk);
  border-radius: var(--radius-sm);
}
.detail-stat .detail-stat-label {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-3);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.detail-stat .detail-stat-value {
  font-size: 20px;
  font-weight: 600;
  color: var(--ink);
  margin-top: 4px;
}

/* ========== Modals ========== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(20, 32, 31, 0.45);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
  backdrop-filter: blur(4px);
}
.modal-backdrop.open { display: flex; }
.modal {
  background: var(--bg-elev);
  border-radius: var(--radius);
  width: min(480px, 92vw);
  padding: 24px;
  box-shadow: 0 32px 80px rgba(20, 32, 31, 0.32);
}
.modal h3 { margin: 0 0 8px; font-size: 18px; font-weight: 600; }
.modal p { margin: 0 0 16px; color: var(--ink-2); }
.modal-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 18px; }

/* Toast */
.toast-region {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 300;
}
.toast {
  background: var(--ink);
  color: var(--bg);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  box-shadow: 0 16px 40px rgba(20, 32, 31, 0.24);
  animation: toast-slide 200ms ease;
}
@keyframes toast-slide { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

/* ========== Form ========== */
.form-grid { display: flex; flex-direction: column; gap: 18px; max-width: 600px; }
.form-field { display: flex; flex-direction: column; gap: 6px; }
.form-field label {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.form-field input,
.form-field textarea,
.form-field select {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font: inherit;
  font-size: 13px;
  background: var(--bg-elev);
  color: var(--ink);
  transition: border-color 160ms ease;
}
.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
  border-color: var(--teal);
  outline: none;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.checkbox-group { display: flex; flex-direction: column; gap: 6px; }
.checkbox-group label { display: flex; align-items: center; gap: 8px; font-family: var(--font-sans); font-size: 13px; color: var(--ink); text-transform: none; letter-spacing: 0; }

/* ========== Responsive (sidebar collapse at narrow widths) ========== */
@media (max-width: 920px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar {
    position: relative;
    height: auto;
    flex-direction: row;
    align-items: center;
    padding: 12px 16px 12px 156px; /* leave room for back-to-apex pill on the left */
    border-right: 0;
    border-bottom: 1px solid var(--line);
    overflow-x: auto;
  }
  .sidebar .brand { margin: 0; flex-shrink: 0; display: none; } /* hide on mobile — pill + topbar carry brand */
  .sidebar-nav { flex-direction: row; margin-top: 0; gap: 4px; flex-shrink: 0; }
  .sidebar-nav .nav-section-label { display: none; }
  .sidebar-nav a.active::before { display: none; }
  .sidebar-footer { display: none; }
  .topbar { padding: 0 16px; }
  .topbar .search { width: 180px; }
  .kpi-row { grid-template-columns: 1fr 1fr; }
  .two-col, .detail-grid, .chart-row { grid-template-columns: 1fr; }
  .detail-stat-row { grid-template-columns: 1fr; }
  .page { padding: 16px; }
  .back-to-apex { font-size: 12px; padding: 6px 11px; top: 12px; left: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}