/* ===== Nest Africa AI Content Admin ===== */
:root {
  --nest-dark: #062f35;
  --nest-deep: #00323a;
  --nest-green: #0d3d3a;
  --nest-mid: #1a5c56;
  --nest-bg: #fbfcf8;
  --nest-soft: #f1f6f0;
  --nest-gold: #d4932c;
  --nest-gold2: #f2b44f;
  --nest-red: #b3261e;
  --nest-text: #22333b;
  --nest-muted: #5c6b73;
  --admin-sidebar-w: 260px;
}

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

body {
  font-family: 'Open Sans', Arial, sans-serif;
  background: var(--nest-bg);
  color: var(--nest-text);
}

a { text-decoration: none; color: inherit; }
button { font-family: inherit; }

/* ===== LOGIN PAGE ===== */
.admin-login-body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(1200px 600px at 10% -10%, #0d3d3a 0%, transparent 60%),
    radial-gradient(900px 500px at 110% 110%, #1a5c56 0%, transparent 55%),
    linear-gradient(135deg, #062f35 0%, #00323a 100%);
  padding: 24px;
}

.admin-login-wrap { width: 100%; max-width: 420px; }

.admin-login-card {
  background: #ffffff;
  border-radius: 16px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  padding: 40px 36px;
  text-align: center;
}

.admin-brand { display: inline-block; margin-bottom: 18px; }
.admin-brand-logo { height: 52px; }

.admin-login-title {
  font-size: 22px;
  font-weight: 800;
  color: var(--nest-dark);
  margin-bottom: 4px;
}

.admin-login-sub { font-size: 14px; color: var(--nest-muted); margin-bottom: 26px; }

.admin-login-status {
  font-size: 13px;
  color: var(--nest-mid);
  min-height: 18px;
  margin: 10px 0 4px;
}

.admin-login-status.error { color: var(--nest-red); }

.admin-login-back { margin-top: 20px; font-size: 13px; }
.admin-login-back a { color: var(--nest-mid); font-weight: 600; }
.admin-login-back a:hover { color: var(--nest-gold); }

/* ===== APP SHELL ===== */
.admin-shell { display: flex; min-height: 100vh; }

.admin-sidebar {
  width: var(--admin-sidebar-w);
  flex-shrink: 0;
  background: linear-gradient(180deg, #062f35 0%, #00323a 100%);
  color: #e8f0ee;
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
}

.admin-sidebar-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 18px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.admin-sidebar-head .admin-brand { margin: 0; }
.admin-sidebar-head .admin-brand-logo { height: 42px; filter: brightness(0) invert(1); }

.admin-sidebar-close {
  display: none;
  background: none;
  border: none;
  color: #e8f0ee;
  font-size: 26px;
  cursor: pointer;
  line-height: 1;
}

.admin-nav { padding: 14px 12px; flex: 1; overflow-y: auto; }

.admin-nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  border-radius: 10px;
  color: #cfe0dd;
  font-size: 14px;
  font-weight: 600;
  border: none;
  background: none;
  cursor: pointer;
  width: 100%;
  text-align: left;
  margin-bottom: 2px;
  transition: background 0.15s, color 0.15s;
}

.admin-nav-link:hover { background: rgba(255, 255, 255, 0.08); color: #ffffff; }

.admin-nav-link.active { background: var(--nest-gold); color: #0d2a2b; }

.admin-nav-icon { font-size: 12px; opacity: 0.7; }

.admin-sidebar-foot {
  padding: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.admin-sidebar-foot .admin-nav-link { color: #bcd3d0; }

/* Main */
.admin-main { flex: 1; min-width: 0; display: flex; flex-direction: column; }

.admin-topbar {
  height: 64px;
  background: #ffffff;
  border-bottom: 1px solid #e4e9e6;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 20;
}

.admin-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 24px;
  color: var(--nest-dark);
  cursor: pointer;
}

.admin-topbar-title { font-size: 18px; font-weight: 800; color: var(--nest-dark); }

.admin-topbar-user {
  margin-left: auto;
  font-size: 13px;
  font-weight: 700;
  color: var(--nest-mid);
  background: var(--nest-soft);
  border-radius: 999px;
  padding: 7px 16px;
}

.admin-content { padding: 28px; flex: 1; }

/* ===== PAGE ===== */
.admin-page-title { font-size: 24px; font-weight: 800; color: var(--nest-dark); }
.admin-page-sub { color: var(--nest-muted); font-size: 14px; margin: 4px 0 20px; }

.admin-page-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 12px;
}

/* Stats */
.admin-stats {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}

.admin-stat {
  background: #ffffff;
  border: 1px solid #e4e9e6;
  border-radius: 14px;
  padding: 22px;
  transition: box-shadow 0.15s, transform 0.15s;
  display: block;
}

.admin-stat:hover { box-shadow: 0 8px 24px rgba(6, 47, 53, 0.1); transform: translateY(-2px); }

.admin-stat-value { font-size: 30px; font-weight: 800; color: var(--nest-mid); }
.admin-stat-label { font-size: 13px; color: var(--nest-muted); margin-top: 4px; font-weight: 600; }

/* Panel + table */
.admin-panel {
  background: #ffffff;
  border: 1px solid #e4e9e6;
  border-radius: 14px;
  overflow: hidden;
}

.admin-table { width: 100%; border-collapse: collapse; font-size: 14px; }

.admin-table th {
  text-align: left;
  padding: 12px 16px;
  background: var(--nest-soft);
  color: var(--nest-dark);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-bottom: 1px solid #e0e7e3;
}

.admin-table td { padding: 12px 16px; border-bottom: 1px solid #eef2ef; vertical-align: middle; }

.admin-table tbody tr:hover { background: #fafcfa; }

.admin-actions { white-space: nowrap; text-align: right; }

.admin-loading, .admin-empty {
  padding: 32px;
  text-align: center;
  color: var(--nest-muted);
  font-size: 14px;
}

/* Buttons */
.admin-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: none;
  border-radius: 10px;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s, opacity 0.15s;
}

.admin-btn:disabled { opacity: 0.6; cursor: not-allowed; }

.admin-btn-primary { background: var(--nest-mid); color: #ffffff; }
.admin-btn-primary:hover { background: var(--nest-green); }

.admin-btn-danger { background: var(--nest-red); color: #ffffff; }
.admin-btn-danger:hover { background: #931c15; }

.admin-btn-ghost { background: transparent; border: 1px solid #d5ddd9; color: var(--nest-mid); }
.admin-btn-ghost:hover { background: var(--nest-soft); }

.admin-btn-block { width: 100%; justify-content: center; }

.admin-btn-sm { padding: 6px 12px; font-size: 12px; border-radius: 8px; }

/* ===== MODAL ===== */
.admin-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(6, 47, 53, 0.55);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 40px 16px;
  z-index: 1000;
  overflow-y: auto;
}

.admin-modal {
  background: #ffffff;
  border-radius: 16px;
  width: 100%;
  max-width: 720px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
}

.admin-modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  border-bottom: 1px solid #e4e9e6;
}

.admin-modal-title { font-size: 18px; font-weight: 800; color: var(--nest-dark); }

.admin-modal-close {
  background: none;
  border: none;
  font-size: 26px;
  color: var(--nest-muted);
  cursor: pointer;
  line-height: 1;
}

.admin-modal-close:hover { color: var(--nest-red); }

.admin-modal-body { padding: 24px; max-height: 65vh; overflow-y: auto; }

.admin-modal-foot {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  padding: 16px 24px;
  border-top: 1px solid #e4e9e6;
}

/* ===== FORMS ===== */
.admin-field { margin-bottom: 18px; }

.admin-field-label {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--nest-dark);
  margin-bottom: 6px;
}

.admin-req { color: var(--nest-red); }

.admin-input {
  width: 100%;
  border: 1px solid #d3dbd7;
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 14px;
  font-family: inherit;
  color: var(--nest-text);
  background: #ffffff;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.admin-input:focus { outline: none; border-color: var(--nest-mid); box-shadow: 0 0 0 3px rgba(26, 92, 86, 0.12); }

.admin-textarea { resize: vertical; }

.admin-input[type="checkbox"] { width: 18px; height: 18px; accent-color: var(--nest-mid); }

.admin-form-group { margin-bottom: 16px; text-align: left; }

.admin-form-group label {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--nest-dark);
  margin-bottom: 6px;
}

/* Quill */
.admin-quill { border: 1px solid #d3dbd7; border-radius: 10px; overflow: hidden; }
.admin-quill .ql-toolbar { border: none; border-bottom: 1px solid #d3dbd7; }
.admin-quill .ql-container { border: none; min-height: 180px; font-size: 14px; }

/* Upload */
.admin-upload-current {
  font-size: 12px;
  color: var(--nest-muted);
  margin-top: 8px;
  word-break: break-all;
}

.admin-upload-current a { color: var(--nest-mid); text-decoration: underline; }

.admin-upload-preview { font-size: 13px; margin-top: 8px; }
.admin-err { color: var(--nest-red); }

.admin-authors { margin-top: 4px; }

.admin-authors-body {
  display: grid;
  gap: 10px;
  margin-bottom: 10px;
}

.admin-author-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
}

.admin-author-actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.admin-author-input {
  min-width: 0;
}

/* Metrics */
.admin-metrics { margin-top: 4px; }

.admin-metrics-table { margin-top: 8px; }

.admin-metrics-table th { font-size: 11px; }

.admin-metric-input { padding: 6px 8px; font-size: 13px; }

.admin-metric-order { width: 70px; }

/* Detail table */
.admin-detail-table th { width: 180px; background: var(--nest-soft); text-transform: none; letter-spacing: 0; }
.admin-detail-table td { white-space: pre-wrap; word-break: break-word; }

/* Inbox tabs */
.admin-inbox-tabs { display: flex; gap: 8px; padding: 14px 16px; border-bottom: 1px solid #e4e9e6; flex-wrap: wrap; }

.admin-tab {
  border: 1px solid #d3dbd7;
  background: #ffffff;
  color: var(--nest-mid);
  border-radius: 999px;
  padding: 7px 16px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.admin-tab.active { background: var(--nest-mid); color: #ffffff; border-color: var(--nest-mid); }

/* ===== RESPONSIVE ===== */
@media (max-width: 860px) {
  .admin-sidebar {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    z-index: 100;
    transform: translateX(-100%);
    transition: transform 0.2s ease;
    box-shadow: 12px 0 40px rgba(0, 0, 0, 0.25);
  }

  .admin-sidebar.open { transform: translateX(0); }

  .admin-sidebar-close { display: block; }

  .admin-menu-btn { display: block; }

  .admin-content { padding: 18px; }
}