/* ============================================
   ADMIN DASHBOARD — Styles
   Matches untxt app design tokens
   ============================================ */

@font-face {
  font-family: 'n27regular';
  src: url('../fonts/n27-regular-webfont.woff2') format('woff2');
}
@font-face {
  font-family: 'n27medium';
  src: url('../fonts/n27-medium-webfont.woff2') format('woff2');
}
@font-face {
  font-family: 'n27bold';
  src: url('../fonts/n27-bold-webfont.woff2') format('woff2');
}

:root {
  --color-bg: #FAF9F5;
  --color-bg-surface: #F5F4EE;
  --color-text: #000000;
  --color-text-secondary: rgba(0, 0, 0, 0.65);
  --color-text-muted: rgba(0, 0, 0, 0.4);
  --color-primary: #7ba82e;
  --color-primary-hover: #8fb938;
  --color-error: #ff4444;
  --color-success: #22c55e;
  --color-warning: #f59e0b;
  --shadow-soft: 0 4px 14px rgba(58, 42, 40, 0.08);
  --font-base: 'n27regular', system-ui, -apple-system, sans-serif;
  --font-medium: 'n27medium', sans-serif;
  --font-bold: 'n27bold', sans-serif;
  --sidebar-width: 220px;
}

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

body {
  font-family: var(--font-base);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 14px;
  line-height: 1.5;
  min-height: 100vh;
}

a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ============================================
   LAYOUT
   ============================================ */
.layout {
  display: flex;
  min-height: 100vh;
}

.layout .main {
  flex: 1;
  min-width: 0;
}

/* ============================================
   SIDEBAR
   ============================================ */
.sidebar {
  width: var(--sidebar-width);
  background: var(--color-bg-surface);
  border-right: 1px solid rgba(0, 0, 0, 0.1);
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  z-index: 100;
}

.sidebar-logo {
  padding: 24px 24px 20px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.sidebar-logo-text {
  font-family: var(--font-bold);
  font-size: 18px;
  color: var(--color-text);
}

.sidebar-logo-badge {
  font-family: var(--font-medium);
  font-size: 10px;
  color: #fff;
  background: var(--color-primary);
  padding: 2px 6px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.sidebar-nav {
  flex: 1;
  padding: 0 12px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--color-text-secondary);
  font-family: var(--font-medium);
  font-size: 13px;
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
}

.sidebar-nav a:hover {
  background: rgba(0, 0, 0, 0.05);
  color: var(--color-text);
  text-decoration: none;
}

.sidebar-nav a.active {
  background: rgba(123, 168, 46, 0.12);
  color: var(--color-primary);
}

.sidebar-nav a svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  opacity: 0.6;
}

.sidebar-nav a.active svg {
  opacity: 1;
}

.sidebar-footer {
  padding: 16px 24px;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  font-size: 12px;
  color: var(--color-text-muted);
}

.sidebar-footer a {
  color: var(--color-text-secondary);
}

/* ============================================
   MAIN CONTENT
   ============================================ */
.main {
  margin-left: var(--sidebar-width);
  flex: 1;
  padding: 32px 40px;
  min-height: 100vh;
}

section.page-section {
  display: none;
}

section.page-section.active {
  display: block;
}

.page-header {
  margin-bottom: 28px;
}

.page-header h1 {
  font-family: var(--font-bold);
  font-size: 24px;
  color: var(--color-text);
  margin-bottom: 4px;
}

.page-header p {
  color: var(--color-text-secondary);
  font-size: 13px;
}

/* ============================================
   STAT CARDS
   ============================================ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

.stat-card {
  background: #fff;
  border-radius: 12px;
  padding: 20px;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(0, 0, 0, 0.06);
}

.stat-card-label {
  font-family: var(--font-medium);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

.stat-card-value {
  font-family: var(--font-bold);
  font-size: 28px;
  color: var(--color-text);
  line-height: 1.1;
}

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

.stat-card-trend.up { color: var(--color-success); }
.stat-card-trend.down { color: var(--color-error); }

/* ============================================
   PANELS / SECTIONS
   ============================================ */
.panel {
  background: #fff;
  border-radius: 12px;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(0, 0, 0, 0.06);
  margin-bottom: 24px;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.panel-title {
  font-family: var(--font-bold);
  font-size: 14px;
  color: var(--color-text);
}

.panel-body {
  padding: 20px;
}

.panel-body.no-pad {
  padding: 0;
}

/* ============================================
   TABLES
   ============================================ */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.data-table th {
  text-align: left;
  padding: 10px 16px;
  font-family: var(--font-medium);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-muted);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  white-space: nowrap;
}

.data-table td {
  padding: 10px 16px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
  color: var(--color-text-secondary);
}

.data-table tbody tr:hover {
  background: rgba(0, 0, 0, 0.02);
}

.data-table tbody tr.clickable {
  cursor: pointer;
}

.data-table tbody tr.clickable:hover {
  background: rgba(123, 168, 46, 0.05);
}

/* ============================================
   BADGES / STATUS
   ============================================ */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-family: var(--font-medium);
  font-size: 11px;
  white-space: nowrap;
}

.badge-success { background: rgba(34, 197, 94, 0.12); color: #15803d; }
.badge-error { background: rgba(255, 68, 68, 0.12); color: #dc2626; }
.badge-warning { background: rgba(245, 158, 11, 0.12); color: #b45309; }
.badge-info { background: rgba(0, 0, 0, 0.06); color: var(--color-text-secondary); }
.badge-primary { background: rgba(123, 168, 46, 0.12); color: #4d7c0f; }

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 8px;
  font-family: var(--font-medium);
  font-size: 13px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s;
}

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

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

.btn-secondary {
  background: transparent;
  color: var(--color-text);
  border-color: rgba(0, 0, 0, 0.15);
}

.btn-secondary:hover {
  background: rgba(0, 0, 0, 0.04);
}

.btn-danger {
  background: transparent;
  color: var(--color-error);
  border-color: rgba(255, 68, 68, 0.3);
}

.btn-danger:hover {
  background: rgba(255, 68, 68, 0.06);
}

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

/* ============================================
   FORMS / INPUTS
   ============================================ */
.input {
  padding: 8px 12px;
  border: 1px solid rgba(0, 0, 0, 0.15);
  border-radius: 8px;
  font-family: var(--font-base);
  font-size: 13px;
  color: var(--color-text);
  background: #fff;
  outline: none;
  transition: border-color 0.15s;
}

.input:focus {
  border-color: var(--color-primary);
}

.input-group {
  display: flex;
  gap: 8px;
  align-items: center;
}

select.input {
  cursor: pointer;
}

/* ============================================
   TOOLBAR / FILTER BAR
   ============================================ */
.toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.toolbar .input {
  min-width: 200px;
}

/* ============================================
   PAGINATION
   ============================================ */
.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
  font-size: 12px;
  color: var(--color-text-muted);
}

.pagination-buttons {
  display: flex;
  gap: 4px;
}

.pagination-buttons button {
  padding: 4px 10px;
  border: 1px solid rgba(0, 0, 0, 0.12);
  border-radius: 6px;
  background: #fff;
  cursor: pointer;
  font-size: 12px;
  color: var(--color-text-secondary);
}

.pagination-buttons button:hover:not(:disabled) {
  background: rgba(0, 0, 0, 0.04);
}

.pagination-buttons button:disabled {
  opacity: 0.3;
  cursor: default;
}

/* ============================================
   LOADING / EMPTY / ERROR STATES
   ============================================ */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px;
  color: var(--color-text-muted);
  font-size: 13px;
}

.loading::before {
  content: '';
  width: 18px;
  height: 18px;
  border: 2px solid rgba(0, 0, 0, 0.1);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  margin-right: 10px;
}

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

.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--color-text-muted);
}

.error-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--color-error);
}

/* ============================================
   SYSTEM HEALTH BAR
   ============================================ */
.health-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px;
}

.health-item {
  text-align: center;
}

.health-item-value {
  font-family: var(--font-bold);
  font-size: 20px;
  color: var(--color-text);
}

.health-item-label {
  font-size: 11px;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

/* ============================================
   ACTIVITY FEED
   ============================================ */
.activity-list {
  list-style: none;
}

.activity-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
  font-size: 13px;
}

.activity-item:last-child { border-bottom: none; }

.activity-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-primary);
  margin-top: 5px;
  flex-shrink: 0;
}

.activity-dot.error { background: var(--color-error); }
.activity-dot.warning { background: var(--color-warning); }

.activity-text {
  flex: 1;
  color: var(--color-text-secondary);
}

.activity-time {
  font-size: 11px;
  color: var(--color-text-muted);
  white-space: nowrap;
}

/* ============================================
   DETAIL PANEL / MODAL
   ============================================ */
.detail-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.3);
  z-index: 200;
  display: none;
  align-items: flex-start;
  justify-content: flex-end;
}

.detail-overlay.show {
  display: flex;
}

.detail-panel {
  width: 520px;
  max-width: 90vw;
  height: 100vh;
  background: #fff;
  overflow-y: auto;
  box-shadow: -4px 0 24px rgba(0, 0, 0, 0.12);
  padding: 32px;
}

.detail-panel h2 {
  font-family: var(--font-bold);
  font-size: 18px;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.detail-section {
  margin-bottom: 24px;
}

.detail-section h3 {
  font-family: var(--font-medium);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-muted);
  margin-bottom: 12px;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  font-size: 13px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

.detail-row-label {
  color: var(--color-text-muted);
}

.detail-row-value {
  color: var(--color-text);
  font-family: var(--font-medium);
  text-align: right;
}

.close-btn {
  background: none;
  border: none;
  font-size: 20px;
  cursor: pointer;
  color: var(--color-text-muted);
  padding: 4px;
}

.close-btn:hover {
  color: var(--color-text);
}

/* ============================================
   TWO COLUMN GRID
   ============================================ */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .main { padding: 24px; }
  .stats-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }
  .grid-2 { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .sidebar { display: none; }
  .main { margin-left: 0; }
}