/* ============================================================
   Agentic Mail System — Admin Dashboard
   Dark premium design
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  --bg:            #080813;
  --surface:       #0d0d1c;
  --card:          #111127;
  --card-hover:    #161630;
  --border:        rgba(255,255,255,0.07);
  --border-bright: rgba(255,255,255,0.14);

  --primary:       #818cf8;
  --primary-dark:  #6366f1;
  --primary-glow:  rgba(99,102,241,0.18);

  --green:         #34d399;
  --green-bg:      rgba(52,211,153,0.12);
  --orange:        #fb923c;
  --orange-bg:     rgba(251,146,60,0.12);
  --red:           #f87171;
  --red-bg:        rgba(248,113,113,0.12);
  --blue:          #60a5fa;
  --blue-bg:       rgba(96,165,250,0.12);
  --purple:        #c084fc;
  --purple-bg:     rgba(192,132,252,0.12);

  --text:          #f1f5f9;
  --text-muted:    #64748b;
  --text-dim:      #94a3b8;

  --sidebar-w:     240px;
  --header-h:      64px;
  --radius:        10px;
  --radius-sm:     6px;

  --transition:    0.18s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ── Scrollbar ───────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.2); }

/* ── Layout ──────────────────────────────────────────── */
#app {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  grid-template-rows: var(--header-h) 1fr;
  grid-template-areas:
    "sidebar header"
    "sidebar main";
  min-height: 100vh;
}

/* ── Sidebar ─────────────────────────────────────────── */
#sidebar {
  grid-area: sidebar;
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.sidebar-logo {
  padding: 20px 20px 16px;
  border-bottom: 1px solid var(--border);
}

.logo-mark {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, var(--primary-dark), #a855f7);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}

.logo-text {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--text);
  line-height: 1.2;
}

.logo-sub {
  font-size: 10px;
  color: var(--text-muted);
  font-weight: 400;
}

.sidebar-nav {
  flex: 1;
  padding: 12px 10px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav-section-label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  padding: 10px 10px 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  background: none;
  width: 100%;
  text-align: left;
  font-size: 13.5px;
  font-weight: 500;
  font-family: inherit;
  position: relative;
}

.nav-item:hover {
  background: rgba(255,255,255,0.05);
  color: var(--text);
}

.nav-item.active {
  background: var(--primary-glow);
  color: var(--primary);
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 3px;
  background: var(--primary);
  border-radius: 0 2px 2px 0;
}

.nav-icon { font-size: 15px; width: 20px; text-align: center; flex-shrink: 0; }

.nav-badge {
  margin-left: auto;
  background: var(--red);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 20px;
  min-width: 18px;
  text-align: center;
}

.nav-badge.orange { background: var(--orange); }
.nav-badge.blue   { background: var(--blue); color: #0f172a; }

/* ── Header ──────────────────────────────────────────── */
#header {
  grid-area: header;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
}

.header-stats {
  display: flex;
  gap: 20px;
}

.stat-chip {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 12.5px;
  color: var(--text-dim);
}

.stat-chip .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.stat-chip .dot.green  { background: var(--green); box-shadow: 0 0 6px var(--green); }
.stat-chip .dot.orange { background: var(--orange); box-shadow: 0 0 6px var(--orange); }
.stat-chip .dot.blue   { background: var(--blue); }

/* ── Main content ────────────────────────────────────── */
#main {
  grid-area: main;
  padding: 28px;
  overflow-y: auto;
  min-height: 0;
}

.section { display: none; }
.section.active { display: block; }

/* ── Page heading ────────────────────────────────────── */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 24px;
}

.page-title { font-size: 20px; font-weight: 700; color: var(--text); }
.page-desc  { font-size: 13px; color: var(--text-muted); margin-top: 3px; }

/* ── Stat cards ──────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: all var(--transition);
}

.stat-card:hover {
  border-color: var(--border-bright);
  background: var(--card-hover);
}

.stat-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.stat-value {
  font-size: 32px;
  font-weight: 700;
  line-height: 1;
  color: var(--text);
}

.stat-card.primary .stat-value { color: var(--primary); }
.stat-card.green   .stat-value { color: var(--green); }
.stat-card.orange  .stat-value { color: var(--orange); }
.stat-card.red     .stat-value { color: var(--red); }

/* ── Buttons ─────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary-dark);
  color: #fff;
}
.btn-primary:hover { background: var(--primary); filter: brightness(1.1); }

.btn-ghost {
  background: rgba(255,255,255,0.06);
  color: var(--text-dim);
  border: 1px solid var(--border);
}
.btn-ghost:hover { background: rgba(255,255,255,0.1); color: var(--text); }

.btn-success {
  background: rgba(52,211,153,0.15);
  color: var(--green);
  border: 1px solid rgba(52,211,153,0.25);
}
.btn-success:hover { background: rgba(52,211,153,0.25); }

.btn-danger {
  background: rgba(248,113,113,0.15);
  color: var(--red);
  border: 1px solid rgba(248,113,113,0.25);
}
.btn-danger:hover { background: rgba(248,113,113,0.25); }

.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-icon { padding: 6px 8px; }

/* ── Table ───────────────────────────────────────────── */
.table-wrap {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.table-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  gap: 12px;
  flex-wrap: wrap;
}

.toolbar-filters { display: flex; gap: 10px; flex-wrap: wrap; }

.filter-select, .filter-input {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 13px;
  outline: none;
  transition: border-color var(--transition);
}
.filter-select:focus, .filter-input:focus { border-color: var(--primary-dark); }

table {
  width: 100%;
  border-collapse: collapse;
}

thead th {
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  padding: 12px 18px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
  cursor: pointer;
}

tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: rgba(255,255,255,0.03); }

tbody td {
  padding: 13px 18px;
  color: var(--text-dim);
  vertical-align: middle;
}

td.bold { color: var(--text); font-weight: 500; }

.table-empty {
  padding: 40px;
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
}

/* ── Status badges ───────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
}

.badge::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
}

.badge-pending      { background: var(--orange-bg); color: var(--orange); }
.badge-needs_review { background: var(--blue-bg);   color: var(--blue); }
.badge-approved     { background: var(--purple-bg); color: var(--purple); }
.badge-sent         { background: var(--green-bg);  color: var(--green); }
.badge-rejected     { background: var(--red-bg);    color: var(--red); }
.badge-general      { background: rgba(255,255,255,0.06); color: var(--text-dim); }
.badge-active       { background: var(--green-bg);  color: var(--green); }
.badge-inactive     { background: rgba(255,255,255,0.06); color: var(--text-muted); }
.badge-orders       { background: var(--orange-bg); color: var(--orange); }
.badge-sales        { background: var(--blue-bg);   color: var(--blue); }
.badge-support      { background: var(--purple-bg); color: var(--purple); }

/* ── Cards grid ──────────────────────────────────────── */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
}

.data-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  transition: all var(--transition);
}

.data-card:hover { border-color: var(--border-bright); }

.card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 10px;
}

.card-title { font-weight: 600; color: var(--text); font-size: 14px; }
.card-meta  { font-size: 12px; color: var(--text-muted); margin-top: 3px; }
.card-body  { font-size: 13px; color: var(--text-dim); line-height: 1.6; }

.card-actions {
  display: flex;
  gap: 8px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}

/* ── Form elements ───────────────────────────────────── */
.form-group { margin-bottom: 16px; }

.form-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-dim);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-control {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 13.5px;
  outline: none;
  transition: border-color var(--transition);
  resize: vertical;
}

.form-control:focus { border-color: var(--primary-dark); }

/* ── Modal ───────────────────────────────────────────── */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.modal-backdrop.open {
  opacity: 1;
  pointer-events: all;
}

.modal {
  background: var(--card);
  border: 1px solid var(--border-bright);
  border-radius: 14px;
  width: 100%;
  max-width: 680px;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(16px);
  transition: transform 0.2s ease;
}

.modal-backdrop.open .modal { transform: translateY(0); }

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
}

.modal-title { font-size: 16px; font-weight: 700; color: var(--text); }

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 20px;
  cursor: pointer;
  padding: 4px;
  line-height: 1;
  transition: color var(--transition);
}
.modal-close:hover { color: var(--text); }

.modal-body   { padding: 20px 24px; }
.modal-footer {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  padding: 16px 24px;
  border-top: 1px solid var(--border);
}

/* ── Email detail pane ───────────────────────────────── */
.email-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 16px;
}

.meta-item { }
.meta-key   { font-size: 11px; color: var(--text-muted); font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 3px; }
.meta-value { font-size: 13.5px; color: var(--text); }

.email-body-block, .reply-body-block {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px;
  font-size: 13px;
  color: var(--text-dim);
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.7;
  max-height: 200px;
  overflow-y: auto;
}

.section-sub-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 8px;
  margin-top: 16px;
}

/* ── Prompt editor ───────────────────────────────────── */
.prompt-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}

.prompt-inbox-label {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.prompt-inbox-label h3 { font-size: 15px; font-weight: 600; }

/* ── Audit log ───────────────────────────────────────── */
.audit-timeline { display: flex; flex-direction: column; gap: 2px; }

.audit-row {
  display: grid;
  grid-template-columns: 140px 90px 90px 1fr;
  gap: 16px;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
  align-items: center;
}
.audit-row:hover { background: rgba(255,255,255,0.03); }

.audit-time { font-size: 12px; color: var(--text-muted); font-family: monospace; }
.audit-action { }
.audit-actor { font-size: 12px; color: var(--text-muted); }
.audit-detail { font-size: 12.5px; color: var(--text-dim); }

/* ── Toast notification ──────────────────────────────── */
#toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--card);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius);
  padding: 12px 18px;
  font-size: 13px;
  color: var(--text);
  box-shadow: 0 8px 32px rgba(0,0,0,0.5);
  z-index: 200;
  transform: translateY(80px);
  opacity: 0;
  transition: all 0.3s ease;
  max-width: 320px;
}

#toast.show { transform: translateY(0); opacity: 1; }
#toast.success { border-color: rgba(52,211,153,0.4); }
#toast.error   { border-color: rgba(248,113,113,0.4); }

/* ── Loading spinner ─────────────────────────────────── */
.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,0.2);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  vertical-align: middle;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ── Misc helpers ────────────────────────────────────── */
.flex         { display: flex; }
.flex-center  { display: flex; align-items: center; }
.gap-8        { gap: 8px; }
.gap-12       { gap: 12px; }
.ml-auto      { margin-left: auto; }
.mt-16        { margin-top: 16px; }
.text-muted   { color: var(--text-muted); }
.text-sm      { font-size: 12px; }
.truncate     { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 260px; }
.mono         { font-family: monospace; }