/* ===== CSS Custom Properties ===== */
:root {
  --bg-base:     #0a0e1a;
  --bg-card:     #111827;
  --bg-hover:    #1a2235;
  --bg-sidebar:  #0d1220;
  --border:      #1e2a3d;
  --text-main:   #e2e8f0;
  --text-sub:    #7a8ba8;
  --text-dim:    #4a5568;
  --primary:     #3b82f6;
  --primary-dim: #1d3461;
  --success:     #22c55e;
  --warning:     #f59e0b;
  --danger:      #ef4444;
  --ignored:     #64748b;
  --radius-sm:   6px;
  --radius-md:   10px;
  --radius-lg:   14px;
  --shadow:      0 4px 24px rgba(0,0,0,0.4);
  --sidebar-w:   240px;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-base);
  color: var(--text-main);
  font-size: 14px;
  line-height: 1.6;
  min-height: 100vh;
}

/* ===== Login ===== */
#login-page {
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh;
  background: radial-gradient(ellipse at 60% 30%, #1a2744 0%, var(--bg-base) 70%);
}
.login-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  width: 380px;
  text-align: center;
  box-shadow: var(--shadow);
}
.login-logo { font-size: 28px; margin-bottom: 12px; }
.login-box h2 { font-size: 20px; font-weight: 600; margin-bottom: 6px; }
.login-sub { color: var(--text-sub); margin-bottom: 28px; }
.login-box input[type="password"] {
  width: 100%; padding: 12px 16px;
  background: var(--bg-base); border: 1px solid var(--border);
  border-radius: var(--radius-sm); color: var(--text-main);
  font-size: 14px; margin-bottom: 14px;
}
.login-box input:focus { outline: none; border-color: var(--primary); }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 20px; border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 500; cursor: pointer;
  border: none; transition: all 0.15s ease;
}
.btn-primary {
  background: var(--primary); color: #fff;
  width: 100%; justify-content: center;
}
.btn-primary:hover { background: #2563eb; }
.btn-sm { padding: 6px 12px; font-size: 12px; background: var(--bg-hover); border: 1px solid var(--border); color: var(--text-main); }

/* ===== App Shell ===== */
#app-container {
  display: flex; height: 100vh; overflow: hidden;
}

/* ===== Sidebar ===== */
.sidebar {
  width: var(--sidebar-w); flex-shrink: 0;
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  overflow-y: auto;
}
.sidebar-header { padding: 20px 16px; border-bottom: 1px solid var(--border); }
.sidebar-logo { font-size: 18px; font-weight: 700; margin-bottom: 14px; }
.app-switcher-label { font-size: 11px; color: var(--text-sub); text-transform: uppercase; letter-spacing: 0.08em; }
#app-selector {
  width: 100%; margin-top: 6px; padding: 8px 10px;
  background: var(--bg-hover); border: 1px solid var(--border);
  border-radius: var(--radius-sm); color: var(--text-main); font-size: 13px;
  cursor: pointer;
}

.nav-section { padding: 12px 8px; }
.nav-bottom { margin-top: auto; border-top: 1px solid var(--border); }
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border-radius: var(--radius-sm);
  cursor: pointer; color: var(--text-sub);
  transition: all 0.15s; font-size: 13.5px;
  user-select: none;
}
.nav-item:hover { background: var(--bg-hover); color: var(--text-main); }
.nav-item.active { background: var(--primary-dim); color: var(--primary); font-weight: 600; }
.nav-icon { font-size: 15px; }

/* ===== Main Content ===== */
.main-content {
  flex: 1; overflow-y: auto;
  padding: 28px 32px;
}
.page-view { animation: fadeIn 0.2s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

.page-header {
  display: flex; align-items: center; gap: 14px;
  margin-bottom: 22px; flex-wrap: wrap;
}
.page-header h1 { font-size: 20px; font-weight: 600; }
.filter-row { display: flex; gap: 10px; margin-left: auto; }
.filter-row select {
  padding: 7px 12px; background: var(--bg-card);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  color: var(--text-main); font-size: 13px; cursor: pointer;
}
.app-badge {
  background: var(--primary-dim); color: var(--primary);
  padding: 3px 10px; border-radius: 20px; font-size: 12px; font-weight: 500;
}

/* ===== Stat Cards ===== */
.stat-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px; margin-bottom: 20px;
}
.stat-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-md); padding: 20px 22px;
  transition: transform 0.15s;
}
.stat-card:hover { transform: translateY(-2px); }
.stat-label { font-size: 12px; color: var(--text-sub); margin-bottom: 8px; }
.stat-value { font-size: 32px; font-weight: 700; color: var(--text-main); }
.stat-value.danger { color: var(--danger); }
.stat-value.warning { color: var(--warning); }
.stat-value.primary { color: var(--primary); }

/* ===== Issue Status Row ===== */
.issue-status-row {
  display: flex; gap: 10px; margin-bottom: 22px; flex-wrap: wrap;
}
.status-chip {
  padding: 6px 16px; border-radius: 20px;
  font-size: 13px; font-weight: 500;
  display: flex; align-items: center; gap: 6px;
}
.status-chip.open     { background: #2a0f0f; color: var(--danger); }
.status-chip.fixing   { background: #2a1f0a; color: var(--warning); }
.status-chip.resolved { background: #0a1f0f; color: var(--success); }
.status-chip.ignored  { background: #1a1a2a; color: var(--ignored); }

/* ===== Charts ===== */
.charts-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 18px; margin-bottom: 22px;
}
.chart-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-md); padding: 20px;
}
.chart-card h3 { font-size: 14px; font-weight: 600; margin-bottom: 14px; color: var(--text-sub); }

/* ===== Tables ===== */
.table-wrap {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-md); overflow-x: auto;
}
table { width: 100%; border-collapse: collapse; font-size: 13px; }
thead th {
  padding: 12px 16px; text-align: left;
  font-size: 11px; font-weight: 600; color: var(--text-sub);
  text-transform: uppercase; letter-spacing: 0.07em;
  background: var(--bg-hover);
  border-bottom: 1px solid var(--border);
}
tbody tr { border-bottom: 1px solid var(--border); transition: background 0.1s; }
tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: var(--bg-hover); }
tbody td { padding: 12px 16px; }
.td-code { font-family: 'Menlo', 'Monaco', monospace; font-size: 12px; color: var(--text-sub); }

/* Status & Priority badges */
.badge {
  display: inline-flex; align-items: center;
  padding: 3px 9px; border-radius: 12px;
  font-size: 11px; font-weight: 600; letter-spacing: 0.03em;
}
.badge-open     { background: #2a0f0f; color: var(--danger); }
.badge-fixing   { background: #2a1f0a; color: var(--warning); }
.badge-resolved { background: #0a1f0f; color: var(--success); }
.badge-ignored  { background: #1a1a2a; color: var(--ignored); }
.badge-critical { background: #300505; color: #ff4444; }
.badge-high     { background: #2a0f0f; color: var(--danger); }
.badge-normal   { background: #1a1a2a; color: var(--text-sub); }
.badge-low      { background: #101020; color: var(--text-dim); }
.badge-active   { background: #0a1f0f; color: var(--success); }
.badge-disabled { background: #1a1a22; color: var(--text-dim); }

.action-btn {
  padding: 4px 10px; border-radius: var(--radius-sm);
  font-size: 12px; cursor: pointer; border: 1px solid var(--border);
  background: var(--bg-hover); color: var(--text-sub);
  transition: all 0.1s; margin-right: 4px;
}
.action-btn:hover { border-color: var(--primary); color: var(--primary); }

/* ===== Modal ===== */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.7); backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  z-index: 100; padding: 20px;
}
.modal-content {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); width: 100%; max-width: 700px;
  max-height: 85vh; display: flex; flex-direction: column;
  box-shadow: var(--shadow);
}
.modal-sm { max-width: 440px; }
.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 22px; border-bottom: 1px solid var(--border);
}
.modal-header h2 { font-size: 16px; font-weight: 600; }
.close-btn {
  background: none; border: none; color: var(--text-sub);
  font-size: 18px; cursor: pointer; padding: 4px 8px;
  border-radius: var(--radius-sm); transition: color 0.1s;
}
.close-btn:hover { color: var(--text-main); background: var(--bg-hover); }
#modal-body {
  overflow-y: auto; padding: 20px 22px;
}
.stacktrace-pre {
  background: var(--bg-base); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 14px;
  font-family: 'Menlo', 'Monaco', monospace; font-size: 12px;
  color: #a0aec0; line-height: 1.7; overflow-x: auto; white-space: pre;
}
.detail-meta { display: flex; flex-direction: column; gap: 10px; margin-bottom: 16px; }
.detail-row { display: flex; gap: 10px; }
.detail-key { color: var(--text-sub); min-width: 120px; font-size: 12px; }
.detail-val { color: var(--text-main); font-size: 13px; }

/* ===== New App Form ===== */
#new-app-body { padding: 20px 22px; }
#new-app-form label {
  display: block; font-size: 12px; color: var(--text-sub);
  margin-bottom: 14px;
}
#new-app-form input, #new-app-form select {
  width: 100%; margin-top: 5px; padding: 10px 12px;
  background: var(--bg-base); border: 1px solid var(--border);
  border-radius: var(--radius-sm); color: var(--text-main);
  font-size: 13px; display: block;
}
#new-app-form .btn-primary { margin-top: 6px; }
.api-key-box {
  display: flex; gap: 10px; align-items: center; margin-top: 12px;
  background: var(--bg-base); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 12px;
}
.api-key-box code { flex: 1; font-size: 13px; word-break: break-all; color: var(--primary); }

/* ===== Misc ===== */
.hidden { display: none !important; }
.error-msg { color: var(--danger); font-size: 13px; margin-top: 10px; }
.success-msg { color: var(--success); font-size: 13px; margin-bottom: 6px; }
.warning-msg { color: var(--warning); font-size: 12px; margin-bottom: 12px; }
.empty-state {
  text-align: center; padding: 48px 20px;
  color: var(--text-sub); font-size: 14px;
}
.loading { color: var(--text-sub); padding: 24px; text-align: center; }

/* Issue edit inline form */
.issue-edit-row {
  display: flex; gap: 8px; align-items: center; flex-wrap: wrap;
  padding: 10px 0;
}
.issue-edit-row select, .issue-edit-row input {
  padding: 6px 10px; background: var(--bg-base);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  color: var(--text-main); font-size: 12px;
}
.issue-edit-row input { flex: 1; min-width: 200px; }