:root {
  --primary: #134e4a;
  --primary-light: #0d9488;
  --primary-dark: #064e3b;
  --accent: #d97706;
  --accent-light: #f59e0b;
  --accent-dark: #b45309;
  --bg-main: #f8fafc;
  --bg-card: #ffffff;
  --bg-sidebar: #0a2d2a;
  --border: #e2e8f0;
  --border-focus: #0d9488;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --text-light: #f8fafc;
  
  --status-new-bg: #eff6ff;
  --status-new-text: #1d4ed8;
  --status-review-bg: #fffbeb;
  --status-review-text: #b45309;
  --status-approved-bg: #ecfdf5;
  --status-approved-text: #047857;
  --status-rejected-bg: #fef2f2;
  --status-rejected-text: #b91c1c;
  
  --radius: 8px;
  --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

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

body {
  font-family: var(--font);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ─── APP CONTAINER & LAYOUT ─── */
.app-container {
  display: flex;
  min-height: 100vh;
}

/* ─── SIDEBAR ─── */
.sidebar {
  width: 260px;
  background-color: var(--bg-sidebar);
  color: var(--text-light);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  transition: width 0.2s ease;
}

.sidebar-brand {
  padding: 24px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.brand-crest {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--accent), var(--primary-light));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 20px;
  color: #fff;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.brand-text h2 {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: #fff;
  line-height: 1.2;
}

.brand-text span {
  font-size: 11px;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.nav-menu {
  list-style: none;
  padding: 16px 12px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  color: #cbd5e1;
  text-decoration: none;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  transition: all 0.15s ease;
  cursor: pointer;
}

.nav-item:hover {
  background-color: rgba(255, 255, 255, 0.08);
  color: #fff;
}

.nav-item.active {
  background-color: var(--primary-light);
  color: #fff;
  font-weight: 600;
}

.nav-item .nav-icon {
  font-size: 18px;
  width: 22px;
  text-align: center;
}

.nav-badge {
  margin-left: auto;
  background-color: var(--accent);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 10px;
}

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 12px;
  color: #94a3b8;
}

.cloud-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.05);
  padding: 8px 10px;
  border-radius: var(--radius);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #22c55e;
  box-shadow: 0 0 8px #22c55e;
}

/* ─── MAIN CONTENT AREA ─── */
.main-wrapper {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* ─── TOP NAVBAR ─── */
.top-header {
  height: 64px;
  background-color: var(--bg-card);
  border-bottom: 1px solid var(--border);
  padding: 0 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

.header-title h1 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-main);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.user-profile {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 12px;
  background-color: #f1f5f9;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
}

.user-avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background-color: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
}

.btn-logout {
  background: none;
  border: 1px solid var(--border);
  padding: 6px 14px;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s;
}

.btn-logout:hover {
  background-color: #fee2e2;
  color: #dc2626;
  border-color: #fca5a5;
}

/* ─── CONTENT BODY ─── */
.content-body {
  padding: 28px;
  flex-grow: 1;
}

/* ─── STATS CARDS GRID ─── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 28px;
}

.stat-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: transform 0.15s, box-shadow 0.15s;
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.stat-info h3 {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  margin-bottom: 6px;
}

.stat-info .stat-value {
  font-size: 28px;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1;
}

.stat-info .stat-sub {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 6px;
}

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
}

.icon-teal { background-color: #ccfbf1; color: #0d9488; }
.icon-amber { background-color: #fef3c7; color: #d97706; }
.icon-blue { background-color: #dbeafe; color: #2563eb; }
.icon-purple { background-color: #f3e8ff; color: #7e22ce; }
.icon-green { background-color: #dcfce7; color: #16a34a; }

/* ─── PANELS & CARDS ─── */
.panel {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 24px;
}

.panel-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.panel-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 8px;
}

.panel-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* ─── BUTTONS & CONTROLS ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.15s ease;
  text-decoration: none;
}

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

.btn-accent {
  background-color: var(--accent);
  color: #fff;
}
.btn-accent:hover {
  background-color: var(--accent-dark);
}

.btn-secondary {
  background-color: #f1f5f9;
  color: var(--text-main);
  border: 1px solid var(--border);
}
.btn-secondary:hover {
  background-color: #e2e8f0;
}

.btn-sm {
  padding: 4px 10px;
  font-size: 12px;
}

.btn-outline-danger {
  background: none;
  border: 1px solid #fca5a5;
  color: #dc2626;
}
.btn-outline-danger:hover {
  background: #fee2e2;
}

.btn-outline-success {
  background: none;
  border: 1px solid #86efac;
  color: #16a34a;
}
.btn-outline-success:hover {
  background: #dcfce7;
}

/* ─── FORM INPUTS & SELECTS ─── */
.input, .select {
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 13px;
  background-color: #fff;
  color: var(--text-main);
  outline: none;
  transition: border-color 0.15s;
}

.input:focus, .select:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.15);
}

.search-box {
  position: relative;
  min-width: 240px;
}

/* ─── DATA TABLES ─── */
.table-responsive {
  overflow-x: auto;
  max-width: 100%;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  text-align: left;
}

.data-table th {
  background-color: #f8fafc;
  color: var(--text-muted);
  font-weight: 600;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.data-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.data-table tbody tr:hover {
  background-color: #f8fafc;
}

/* ─── STATUS BADGES ─── */
.badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-new { background-color: var(--status-new-bg); color: var(--status-new-text); }
.badge-review { background-color: var(--status-review-bg); color: var(--status-review-text); }
.badge-approved { background-color: var(--status-approved-bg); color: var(--status-approved-text); }
.badge-rejected { background-color: var(--status-rejected-bg); color: var(--status-rejected-text); }
.badge-read { background-color: #f1f5f9; color: #475569; }
.badge-resolved { background-color: var(--status-approved-bg); color: var(--status-approved-text); }

/* ─── FILTER CHIPS ─── */
.filter-chips {
  display: flex;
  gap: 6px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.filter-chip {
  padding: 5px 12px;
  border-radius: 16px;
  font-size: 12px;
  font-weight: 600;
  background-color: #f1f5f9;
  color: var(--text-muted);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all 0.15s;
}

.filter-chip:hover {
  background-color: #e2e8f0;
}

.filter-chip.active {
  background-color: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* ─── PAGINATION ─── */
.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-muted);
}

/* ─── MODAL ─── */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background-color: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.open {
  display: flex;
}

.modal-container {
  background-color: #fff;
  border-radius: 12px;
  max-width: 600px;
  width: 100%;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  animation: modalIn 0.2s ease-out;
}

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.96); }
  to { opacity: 1; transform: scale(1); }
}

.modal-header {
  padding: 16px 20px;
  background-color: #f8fafc;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-body {
  padding: 20px;
  max-height: 70vh;
  overflow-y: auto;
}

.modal-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--border);
  background-color: #f8fafc;
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

.detail-row {
  margin-bottom: 12px;
}
.detail-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}
.detail-value {
  font-size: 14px;
  color: var(--text-main);
  margin-top: 2px;
}
.detail-box {
  background-color: #f8fafc;
  border: 1px solid var(--border);
  padding: 12px;
  border-radius: var(--radius);
  font-size: 13px;
  white-space: pre-wrap;
  margin-top: 6px;
}

/* ─── TOAST NOTIFICATIONS ─── */
.toast-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  padding: 12px 18px;
  background-color: #1e293b;
  color: #fff;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 10px;
  animation: toastIn 0.25s ease-out;
}

.toast.toast-success { background-color: #065f46; border-left: 4px solid #10b981; }
.toast.toast-error { background-color: #881337; border-left: 4px solid #f43f5e; }

@keyframes toastIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ─── LOGIN OVERLAY ─── */
.login-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background-color: #0f172a;
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.login-overlay.active {
  display: flex;
}

.login-card {
  background-color: #ffffff;
  border-radius: 14px;
  max-width: 440px;
  width: 100%;
  padding: 36px 32px;
  box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.2), 0 8px 10px -6px rgb(0 0 0 / 0.2);
  text-align: center;
}

.login-crest {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--accent), var(--primary-light));
  border-radius: 14px;
  margin: 0 auto 16px auto;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: #fff;
}

.login-card h2 {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 4px;
}

.login-card p {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.form-group {
  text-align: left;
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.form-group input {
  width: 100%;
}

.login-alert {
  display: none;
  background-color: #fee2e2;
  border: 1px solid #fca5a5;
  color: #991b1b;
  padding: 10px 12px;
  border-radius: var(--radius);
  font-size: 12px;
  margin-bottom: 16px;
  text-align: left;
}

.login-footer-help {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-muted);
}

.login-footer-help a {
  color: var(--primary);
  font-weight: 600;
  text-decoration: none;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 900px) {
  .app-container { flex-direction: column; }
  .sidebar { width: 100%; }
  .nav-menu { flex-direction: row; flex-wrap: wrap; }
  .nav-item { padding: 8px 12px; }
  .stats-grid { grid-template-columns: 1fr; }
}