/* FV MPC Server - Admin Panel Styles */
/* Dark mode, modern UI */

:root {
  --bg-primary: #0f1117;
  --bg-secondary: #161b22;
  --bg-card: #1c2333;
  --bg-card-hover: #222b3d;
  --bg-input: #0d1117;
  --bg-code: #0d1117;
  --text-primary: #e6edf3;
  --text-secondary: #8b949e;
  --text-muted: #6e7681;
  --border: #30363d;
  --border-light: #21262d;
  --accent: #2563eb;
  --accent-hover: #3b82f6;
  --success: #10b981;
  --success-bg: #10b98120;
  --error: #ef4444;
  --error-bg: #ef444420;
  --warning: #f59e0b;
  --warning-bg: #f59e0b20;
  --info: #06b6d4;
  --info-bg: #06b6d420;
  --purple: #8b5cf6;
  --purple-bg: #8b5cf620;
  --sidebar-width: 240px;
  --header-height: 0px;
  --radius: 8px;
  --radius-sm: 4px;
  --shadow: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-lg: 0 4px 12px rgba(0,0,0,0.4);
  --transition: 150ms ease;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.5;
  overflow: hidden;
  height: 100vh;
}

/* App Layout */
.app {
  display: flex;
  height: 100vh;
}

/* Sidebar */
.sidebar {
  width: var(--sidebar-width);
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}

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

.sidebar-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
}

.sidebar-subtitle {
  font-size: 12px;
  color: var(--text-secondary);
}

.sidebar-nav {
  list-style: none;
  padding: 8px;
  flex: 1;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  transition: all var(--transition);
  margin-bottom: 2px;
}

.nav-link:hover {
  background: var(--bg-card);
  color: var(--text-primary);
}

.nav-link.active {
  background: var(--accent);
  color: white;
}

.nav-icon {
  font-size: 14px;
  width: 20px;
  text-align: center;
}

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

/* Main Content */
.content {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
  min-width: 0;
}

/* Page Header */
.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}

.page-title {
  font-size: 24px;
  font-weight: 600;
}

.page-subtitle {
  font-size: 14px;
  color: var(--text-secondary);
  margin-top: 2px;
}

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.card-title {
  font-size: 16px;
  font-weight: 600;
}

/* Stat Cards Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

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

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

.stat-label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.stat-value {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.2;
}

.stat-change {
  font-size: 12px;
  margin-top: 4px;
}

.stat-change.positive { color: var(--success); }
.stat-change.negative { color: var(--error); }

/* Charts Grid */
.charts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.chart-container {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}

.chart-title {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 12px;
}

.chart-wrapper {
  position: relative;
  height: 250px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  background: var(--bg-card);
  color: var(--text-primary);
  text-decoration: none;
  white-space: nowrap;
}

.btn:hover {
  background: var(--bg-card-hover);
  border-color: var(--text-muted);
}

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}

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

.btn-success {
  background: var(--success);
  border-color: var(--success);
  color: white;
}

.btn-danger {
  background: var(--error);
  border-color: var(--error);
  color: white;
}

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

.btn-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Forms */
.form-group {
  margin-bottom: 16px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 8px 12px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 13px;
  font-family: inherit;
  transition: border-color var(--transition);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.form-textarea {
  min-height: 80px;
  resize: vertical;
}

.form-help {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

/* Toggle Switch */
.toggle {
  position: relative;
  display: inline-block;
  width: 40px;
  height: 22px;
}

.toggle input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0; right: 0; bottom: 0;
  background: var(--border);
  border-radius: 11px;
  transition: var(--transition);
}

.toggle-slider:before {
  content: "";
  position: absolute;
  height: 16px;
  width: 16px;
  left: 3px;
  bottom: 3px;
  background: white;
  border-radius: 50%;
  transition: var(--transition);
}

.toggle input:checked + .toggle-slider {
  background: var(--accent);
}

.toggle input:checked + .toggle-slider:before {
  transform: translateX(18px);
}

/* Tables */
.table-container {
  overflow-x: auto;
}

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

th, td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border-light);
  font-size: 13px;
}

th {
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  background: var(--bg-secondary);
  position: sticky;
  top: 0;
}

tr:hover {
  background: var(--bg-card-hover);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.badge-get { background: var(--success-bg); color: var(--success); }
.badge-post { background: var(--info-bg); color: var(--info); }
.badge-put { background: var(--warning-bg); color: var(--warning); }
.badge-delete { background: var(--error-bg); color: var(--error); }
.badge-patch { background: var(--purple-bg); color: var(--purple); }

.badge-swagger { background: var(--purple-bg); color: var(--purple); }
.badge-manual { background: var(--info-bg); color: var(--info); }

.badge-success { background: var(--success-bg); color: var(--success); }
.badge-error { background: var(--error-bg); color: var(--error); }
.badge-warning { background: var(--warning-bg); color: var(--warning); }
.badge-info { background: var(--info-bg); color: var(--info); }

.badge-enabled { background: var(--success-bg); color: var(--success); }
.badge-disabled { background: var(--error-bg); color: var(--error); }

.badge-in-sync { background: var(--success-bg); color: var(--success); }
.badge-modified { background: var(--warning-bg); color: var(--warning); }
.badge-new { background: var(--info-bg); color: var(--info); }
.badge-deprecated { background: var(--error-bg); color: var(--error); }

/* Status dots */
.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 6px;
}

.status-dot.success { background: var(--success); }
.status-dot.error { background: var(--error); }
.status-dot.warning { background: var(--warning); }
.status-dot.info { background: var(--info); }

/* Filters Bar */
.filters-bar {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 16px;
  padding: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.filters-bar .form-input,
.filters-bar .form-select {
  width: auto;
  min-width: 150px;
}

.search-input {
  flex: 1;
  min-width: 200px;
}

/* Modal */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  animation: fadeIn 150ms ease;
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: 90%;
  max-width: 700px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  animation: slideUp 200ms ease;
}

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

.modal-title {
  font-size: 16px;
  font-weight: 600;
}

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

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

.modal-body {
  padding: 20px;
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  padding: 12px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

/* Toast Notifications */
#toast-container {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  padding: 12px 16px;
  border-radius: var(--radius);
  font-size: 13px;
  animation: slideInRight 200ms ease;
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 280px;
  box-shadow: var(--shadow-lg);
}

.toast-success {
  background: var(--success);
  color: white;
}

.toast-error {
  background: var(--error);
  color: white;
}

.toast-warning {
  background: var(--warning);
  color: #000;
}

.toast-info {
  background: var(--info);
  color: white;
}

/* Code / JSON Viewer */
.code-block {
  background: var(--bg-code);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px;
  font-family: 'Cascadia Code', 'Fira Code', monospace;
  font-size: 12px;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 400px;
  overflow-y: auto;
  color: var(--text-primary);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--text-secondary);
}

.empty-state h3 {
  font-size: 18px;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.empty-state p {
  font-size: 14px;
  margin-bottom: 16px;
}

/* Loading */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 200px;
  color: var(--text-secondary);
  font-size: 14px;
}

.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  margin-right: 8px;
}

/* Log Entry */
.log-entry {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-light);
  cursor: pointer;
  transition: background var(--transition);
}

.log-entry:hover {
  background: var(--bg-card-hover);
}

.log-entry-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}

.log-entry-details {
  font-size: 12px;
  color: var(--text-secondary);
}

/* Endpoint Card */
.endpoint-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 8px;
  transition: border-color var(--transition);
  cursor: pointer;
}

.endpoint-card:hover {
  border-color: var(--accent);
}

.endpoint-card-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.endpoint-card-name {
  font-weight: 600;
  font-size: 14px;
  flex: 1;
}

.endpoint-card-path {
  font-family: monospace;
  font-size: 12px;
  color: var(--text-secondary);
}

.endpoint-card-footer {
  display: flex;
  gap: 12px;
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 8px;
}

/* Sync Status Panel */
.sync-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 24px;
}

.sync-status {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.sync-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}

.sync-info-item {
  font-size: 13px;
}

.sync-info-label {
  color: var(--text-secondary);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Test Console */
.test-console {
  background: var(--bg-code);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.test-console-header {
  padding: 12px 16px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.test-console-body {
  padding: 16px;
}

.test-result {
  margin-top: 16px;
}

.test-result-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  font-size: 13px;
}

/* Tabs */
.tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}

.tab {
  padding: 8px 16px;
  border: none;
  background: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  border-bottom: 2px solid transparent;
  transition: all var(--transition);
}

.tab:hover {
  color: var(--text-primary);
}

.tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

@keyframes slideInRight {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

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

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* Responsive */
@media (max-width: 768px) {
  .sidebar {
    width: 60px;
  }

  .sidebar-header {
    padding: 12px 8px;
    text-align: center;
  }

  .sidebar-title {
    font-size: 12px;
  }

  .sidebar-subtitle,
  .nav-link span:not(.nav-icon) {
    display: none;
  }

  .nav-link {
    justify-content: center;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .charts-grid {
    grid-template-columns: 1fr;
  }

  .filters-bar {
    flex-direction: column;
  }

  .filters-bar .form-input,
  .filters-bar .form-select {
    width: 100%;
  }
}

/* Utility */
.text-success { color: var(--success); }
.text-error { color: var(--error); }
.text-warning { color: var(--warning); }
.text-info { color: var(--info); }
.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.text-right { text-align: right; }
.text-center { text-align: center; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.flex { display: flex; }
.flex-1 { flex: 1; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.hidden { display: none !important; }

/* ── Login Page ── */
.login-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 24px;
}

.login-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  width: 100%;
  max-width: 400px;
  box-shadow: var(--shadow-lg);
}

.login-header {
  text-align: center;
  margin-bottom: 32px;
}

.login-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 4px;
}

.login-subtitle {
  font-size: 14px;
  color: var(--text-secondary);
}

.login-btn {
  width: 100%;
  padding: 10px 16px;
  font-size: 14px;
  margin-top: 8px;
}

.login-error {
  background: var(--error-bg);
  color: var(--error);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  margin-bottom: 12px;
  border: 1px solid var(--error);
}

.change-pw-notice {
  background: var(--warning-bg);
  color: var(--warning);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  margin-bottom: 16px;
  border: 1px solid var(--warning);
}

.change-pw-notice p {
  margin-top: 4px;
  font-weight: normal;
}

/* ── Sidebar User Info ── */
.sidebar-user {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}

.sidebar-user-name {
  font-size: 13px;
  color: var(--text-primary);
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sidebar-logout-btn {
  flex-shrink: 0;
  font-size: 11px;
  padding: 2px 8px;
}

/* ── API Key Display ── */
.api-key-cell {
  display: flex;
  align-items: center;
  gap: 4px;
}

.api-key-masked {
  font-family: 'Cascadia Code', 'Fira Code', monospace;
  font-size: 11px;
  color: var(--text-secondary);
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.api-key-display {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-code);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
}

.api-key-value {
  font-family: 'Cascadia Code', 'Fira Code', monospace;
  font-size: 14px;
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ── Config Paths ── */
.config-paths {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.config-path-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
}

.config-path-item code {
  font-family: 'Cascadia Code', 'Fira Code', monospace;
  font-size: 12px;
  color: var(--text-secondary);
}

/* ── Setup Steps ── */
.setup-steps {
  list-style: decimal;
  padding-left: 24px;
}

.setup-steps li {
  margin-bottom: 20px;
  font-size: 14px;
}

.setup-steps li strong {
  display: block;
  margin-bottom: 4px;
}

.setup-steps li p {
  color: var(--text-secondary);
  font-size: 13px;
  margin-bottom: 8px;
}

.setup-steps .code-block {
  font-size: 12px;
  padding: 8px 12px;
  max-height: 200px;
}

/* ── Light Theme ─────────────────────────────────────────────────────────── */
[data-theme="light"] {
  --bg-primary: #f6f8fa;
  --bg-secondary: #ffffff;
  --bg-card: #ffffff;
  --bg-card-hover: #f0f2f5;
  --bg-input: #f6f8fa;
  --bg-code: #f0f2f5;
  --text-primary: #1f2328;
  --text-secondary: #57606a;
  --text-muted: #6e7781;
  --border: #d0d7de;
  --border-light: #eaeef2;
  --shadow: 0 1px 3px rgba(0,0,0,0.12);
  --shadow-lg: 0 4px 12px rgba(0,0,0,0.15);
}

[data-theme="light"] .nav-link:hover {
  background: #f0f2f5;
  color: #1f2328;
}

[data-theme="light"] .nav-link.active {
  background: var(--accent);
  color: white;
}

/* Theme Toggle Button */
#theme-toggle {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  cursor: pointer;
  border-radius: var(--radius-sm);
  padding: 4px 8px;
  font-size: 14px;
  transition: all var(--transition);
  line-height: 1;
}
#theme-toggle:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
}