@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg-primary: #0a0a0b;
  --bg-secondary: #111113;
  --bg-card: #16161a;
  --bg-card-hover: #1c1c21;
  --bg-input: #1c1c21;
  --border: #2a2a30;
  --border-light: #35353d;
  --text-primary: #e8e8ed;
  --text-secondary: #8b8b96;
  --text-muted: #5c5c66;
  --accent: #6c5ce7;
  --accent-hover: #7c6ff0;
  --accent-soft: rgba(108, 92, 231, 0.12);
  --green: #00c48c;
  --green-soft: rgba(0, 196, 140, 0.12);
  --red: #ff5c5c;
  --red-soft: rgba(255, 92, 92, 0.12);
  --orange: #ffa940;
  --orange-soft: rgba(255, 169, 64, 0.12);
  --blue: #4da6ff;
  --blue-soft: rgba(77, 166, 255, 0.12);
  --radius: 10px;
  --radius-sm: 6px;
  --shadow: 0 1px 3px rgba(0,0,0,0.3);
}

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

html {
  background: #0a0a0b !important;
}

body {
  font-family: 'DM Sans', -apple-system, sans-serif;
  background: var(--bg-primary) !important;
  color: var(--text-primary);
  line-height: 1.5;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

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

.sidebar {
  width: 240px;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  padding: 24px 0;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  display: flex;
  flex-direction: column;
  z-index: 100;
}

.sidebar-logo {
  padding: 0 24px 24px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 12px;
}

.sidebar-logo h1 {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.sidebar-logo span {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 400;
  display: block;
  margin-top: 2px;
}

.sidebar-nav {
  flex: 1;
  padding: 0 12px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 450;
  cursor: pointer;
  transition: all 0.15s ease;
  margin-bottom: 2px;
}

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

.nav-item.active {
  background: var(--accent-soft);
  color: var(--accent);
}

.nav-item svg {
  width: 17px;
  height: 17px;
  opacity: 0.7;
}

.nav-item.active svg { opacity: 1; }

.sidebar-footer {
  padding: 12px 12px 0;
  border-top: 1px solid var(--border);
  margin-top: 12px;
}

.main-content {
  flex: 1;
  margin-left: 240px;
  padding: 32px 40px;
  max-width: 1200px;
}

/* ========== Page Header ========== */
.page-header {
  margin-bottom: 28px;
}

.page-header h2 {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.03em;
  margin-bottom: 4px;
}

.page-header p {
  color: var(--text-secondary);
  font-size: 14px;
}

/* ========== Stats Grid ========== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
}

.stat-card .stat-label {
  font-size: 12px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 500;
  margin-bottom: 6px;
}

.stat-card .stat-value {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
}

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

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

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

.card-header h3 {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.card-body { padding: 20px; }

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

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

table th {
  text-align: left;
  padding: 10px 16px;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

table td {
  padding: 11px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
  white-space: nowrap;
}

table tr:last-child td { border-bottom: none; }

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

table .mono {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
}

/* ========== Badges ========== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.badge-green { background: var(--green-soft); color: var(--green); }
.badge-red { background: var(--red-soft); color: var(--red); }
.badge-orange { background: var(--orange-soft); color: var(--orange); }
.badge-blue { background: var(--blue-soft); color: var(--blue); }
.badge-accent { background: var(--accent-soft); color: var(--accent); }

/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.15s ease;
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  color: white;
}
.btn-primary:hover { background: var(--accent-hover); }
.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-secondary {
  background: var(--bg-input);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}
.btn-secondary:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
}

.btn-danger {
  background: var(--red-soft);
  color: var(--red);
}
.btn-danger:hover { background: rgba(255, 92, 92, 0.2); }

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

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

.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.form-control {
  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 0.15s;
}

.form-control:focus {
  outline: none;
  border-color: var(--accent);
}

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%235c5c66' fill='none' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 32px;
}

.form-inline {
  display: flex;
  gap: 10px;
  align-items: flex-end;
}

.form-inline .form-group { margin-bottom: 0; }

/* ========== Search ========== */
.search-bar {
  position: relative;
  margin-bottom: 16px;
}

.search-bar input {
  width: 100%;
  padding: 9px 12px 9px 36px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 13px;
  font-family: inherit;
}

.search-bar input:focus {
  outline: none;
  border-color: var(--accent);
}

.search-bar svg {
  position: absolute;
  left: 11px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--text-muted);
}

/* ========== Tabs ========== */
.tabs {
  display: flex;
  gap: 2px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.tab {
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all 0.15s;
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
  font-family: inherit;
}

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

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

.pagination-btns {
  display: flex;
  gap: 6px;
}

/* ========== Toast ========== */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  animation: slideIn 0.25s ease;
  max-width: 360px;
}

.toast-success { background: var(--green-soft); color: var(--green); border: 1px solid rgba(0,196,140,0.25); }
.toast-error { background: var(--red-soft); color: var(--red); border: 1px solid rgba(255,92,92,0.25); }
.toast-info { background: var(--blue-soft); color: var(--blue); border: 1px solid rgba(77,166,255,0.25); }

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

/* ========== Sync Status ========== */
.sync-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
}

.sync-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
}

.sync-dot.running {
  background: var(--orange);
  animation: pulse 1s infinite;
}

.sync-dot.error { background: var(--red); }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ========== Login ========== */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: var(--bg-primary);
}

.login-card {
  width: 360px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
}

.login-card h1 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 4px;
  letter-spacing: -0.02em;
}

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

.login-card .btn { width: 100%; justify-content: center; }

.login-error {
  padding: 8px 12px;
  background: var(--red-soft);
  color: var(--red);
  border-radius: var(--radius-sm);
  font-size: 12px;
  margin-bottom: 16px;
}

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

.empty-state svg {
  width: 48px;
  height: 48px;
  opacity: 0.3;
  margin-bottom: 16px;
}

.empty-state h3 {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.empty-state p { font-size: 13px; }

/* ========== Modal ========== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 500;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: 460px;
  max-width: 90vw;
  max-height: 80vh;
  overflow-y: auto;
}

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

.modal-header h3 { font-size: 15px; font-weight: 600; }

.modal-body { padding: 20px; }

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

/* ========== Responsive ========== */
@media (max-width: 768px) {
  .sidebar { display: none; }
  .main-content { margin-left: 0; padding: 20px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .form-inline { flex-direction: column; }
}