:root {
  --bg: #06060f;
  --bg-card: rgba(99,102,241,0.06);
  --bg-card-hover: rgba(99,102,241,0.1);
  --border: rgba(99,102,241,0.15);
  --border-hover: rgba(99,102,241,0.3);
  --accent: #6366f1;
  --accent-light: #818cf8;
  --accent-bright: #a5b4fc;
  --text: #e8e8f0;
  --dim: #9898b0;
  --muted: #6b6b85;
  --success: #34d399;
  --warning: #fbbf24;
  --danger: #f87171;
}

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

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

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

.sidebar {
  width: 220px;
  background: rgba(6,6,15,0.95);
  border-right: 1px solid var(--border);
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 50;
}

.sidebar-logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: var(--accent-light);
  margin-bottom: 32px;
  padding: 0 8px;
}

.sidebar-nav { display: flex; flex-direction: column; gap: 4px; flex: 1; }

.sidebar-nav a {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--dim);
  text-decoration: none;
  font-size: 14px;
  transition: all 0.15s;
}
.sidebar-nav a:hover { background: var(--bg-card); color: var(--text); }
.sidebar-nav a.active { background: var(--bg-card); color: var(--accent-light); border: 1px solid var(--border); }

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

.sidebar-footer { padding: 8px; }
.sidebar-footer button {
  width: 100%;
  background: none;
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 8px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
  transition: all 0.15s;
}
.sidebar-footer button:hover { color: var(--danger); border-color: var(--danger); }

.main { margin-left: 220px; flex: 1; padding: 32px; }

.page-header {
  margin-bottom: 28px;
}
.page-header h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 24px;
  font-weight: 700;
  color: var(--text);
}
.page-header p {
  font-size: 14px;
  color: var(--muted);
  margin-top: 4px;
}

/* Stat Cards */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
}
.stat-card .stat-label {
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}
.stat-card .stat-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 28px;
  font-weight: 700;
  color: var(--text);
}
.stat-card .stat-value.accent { color: var(--accent-bright); }
.stat-card .stat-value.success { color: var(--success); }
.stat-card .stat-value.warning { color: var(--warning); }

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 16px;
}
.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
.card-header h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 16px;
  font-weight: 600;
}

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

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
th {
  text-align: left;
  padding: 10px 12px;
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-bottom: 1px solid var(--border);
  font-weight: 600;
}
td {
  padding: 10px 12px;
  border-bottom: 1px solid rgba(99,102,241,0.06);
  color: var(--dim);
}
tr:hover td { background: rgba(99,102,241,0.03); }

/* Status badges */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
}
.badge-new { background: rgba(99,102,241,0.15); color: var(--accent-light); }
.badge-enriched { background: rgba(52,211,153,0.15); color: var(--success); }
.badge-contacted { background: rgba(251,191,36,0.15); color: var(--warning); }
.badge-replied { background: rgba(52,211,153,0.25); color: var(--success); }
.badge-disqualified { background: rgba(248,113,113,0.15); color: var(--danger); }

.badge-hiring { background: rgba(251,191,36,0.15); color: var(--warning); }
.badge-funding { background: rgba(52,211,153,0.15); color: var(--success); }
.badge-job_change { background: rgba(99,102,241,0.15); color: var(--accent-light); }
.badge-content_engagement { background: rgba(165,180,252,0.15); color: var(--accent-bright); }
.badge-tech_adoption { background: rgba(248,113,113,0.15); color: var(--danger); }
.badge-other { background: rgba(152,152,176,0.15); color: var(--dim); }

/* Filters */
.filters {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.filters select, .filters input {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 13px;
  outline: none;
}
.filters select:focus, .filters input:focus {
  border-color: var(--accent);
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 16px;
  font-size: 13px;
  color: var(--muted);
}
.pagination button {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--dim);
  padding: 6px 14px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13px;
}
.pagination button:hover { border-color: var(--accent); color: var(--text); }
.pagination button:disabled { opacity: 0.3; cursor: not-allowed; }

/* Login page */
.login-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}
.login-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px;
  width: 100%;
  max-width: 380px;
}
.login-card h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 22px;
  text-align: center;
  margin-bottom: 8px;
}
.login-card p {
  text-align: center;
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 24px;
}
.login-card label {
  display: block;
  font-size: 13px;
  color: var(--dim);
  margin-bottom: 4px;
}
.login-card input {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 14px;
  margin-bottom: 16px;
  outline: none;
}
.login-card input:focus { border-color: var(--accent); }
.login-card button {
  width: 100%;
  background: var(--accent);
  color: white;
  border: none;
  padding: 12px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  font-family: 'Space Grotesk', sans-serif;
}
.login-card button:hover { opacity: 0.9; }
.login-error {
  color: var(--danger);
  font-size: 13px;
  text-align: center;
  margin-top: 12px;
  display: none;
}

/* Chart bars */
.chart-bars {
  display: flex;
  align-items: flex-end;
  gap: 4px;
  height: 120px;
  padding-top: 8px;
}
.chart-bar {
  flex: 1;
  background: var(--accent);
  border-radius: 3px 3px 0 0;
  min-height: 2px;
  opacity: 0.6;
  transition: opacity 0.15s;
  position: relative;
}
.chart-bar:hover { opacity: 1; }

/* Empty state */
.empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--muted);
}
.empty-state h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 16px;
  color: var(--dim);
  margin-bottom: 8px;
}

/* Loading */
.loading {
  text-align: center;
  padding: 32px;
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 768px) {
  .sidebar { display: none; }
  .main { margin-left: 0; padding: 16px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}