/* ============================================================
   Swift PI Portal — Design System
   ============================================================ */

:root {
  --bg: #070b14;
  --surface: #0d1420;
  --surface-2: #111c2d;
  --surface-3: #162035;
  --border: #1e2d45;
  --border-subtle: #152030;
  --text: #e8edf5;
  --text-muted: #6b7fa0;
  --text-dim: #3d5070;

  --blue: #3b82f6;
  --blue-dim: rgba(59, 130, 246, 0.12);
  --blue-glow: rgba(59, 130, 246, 0.25);
  --purple: #8b5cf6;
  --purple-dim: rgba(139, 92, 246, 0.12);
  --purple-glow: rgba(139, 92, 246, 0.25);
  --green: #10b981;
  --green-dim: rgba(16, 185, 129, 0.12);
  --amber: #f59e0b;
  --amber-dim: rgba(245, 158, 11, 0.12);
  --red: #ef4444;
  --red-dim: rgba(239, 68, 68, 0.12);

  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 48px rgba(0, 0, 0, 0.6);
}

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

html, body {
  height: 100%;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

/* ============================================================
   Auth Page
   ============================================================ */

.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.auth-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(59, 130, 246, 0.08) 0%, transparent 60%),
              radial-gradient(ellipse 60% 40% at 80% 80%, rgba(139, 92, 246, 0.06) 0%, transparent 50%);
}

.auth-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 48px 48px;
}

.auth-container {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 440px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.auth-card {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-lg);
}

.auth-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}

.logo-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--blue) 0%, var(--purple) 100%);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  flex-shrink: 0;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo-main {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.3px;
}

.logo-sub {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 400;
}

.auth-tabs {
  display: flex;
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  padding: 3px;
  gap: 3px;
  margin-bottom: 24px;
}

.tab-btn {
  flex: 1;
  padding: 8px 12px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s;
}

.tab-btn.active {
  background: var(--surface-3);
  color: var(--text);
  box-shadow: 0 1px 4px rgba(0,0,0,0.3);
}

.auth-form { display: none; }
.auth-form.active { display: block; }

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

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  color: var(--text);
  font-family: inherit;
  font-size: 14px;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-dim);
}

.form-group input::placeholder { color: var(--text-dim); }

.input-wrap {
  position: relative;
}

.input-wrap input { padding-right: 44px; }

.toggle-pw {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
}

.toggle-pw:hover { color: var(--text); }

.form-error {
  font-size: 13px;
  color: var(--red);
  margin-bottom: 12px;
  min-height: 0;
  display: none;
}

.form-error.visible { display: block; }

/* ============================================================
   Buttons
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 14px;
  font-weight: 500;
  border: none;
  cursor: pointer;
  transition: all 0.15s;
  position: relative;
  text-decoration: none;
}

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

.btn-primary {
  width: 100%;
  background: var(--blue);
  color: white;
  margin-top: 4px;
}

.btn-primary:hover:not(:disabled) {
  background: #2563eb;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px var(--blue-glow);
}

.btn-primary.accent-purple {
  background: var(--purple);
}

.btn-primary.accent-purple:hover:not(:disabled) {
  background: #7c3aed;
  box-shadow: 0 4px 16px var(--purple-glow);
}

.btn-secondary {
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--surface-3);
  border-color: var(--border);
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid transparent;
}

.btn-ghost:hover { color: var(--text); background: var(--surface-2); }

.btn-sm { padding: 6px 14px; font-size: 13px; }
.btn-icon { padding: 8px; border-radius: var(--radius-sm); }

.btn-spinner {
  display: none;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

.btn.loading .btn-text { opacity: 0; }
.btn.loading .btn-spinner { display: block; position: absolute; }

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

.auth-help {
  font-size: 12px;
  color: var(--text-muted);
  text-align: center;
  margin-top: 12px;
}

.auth-footer {
  font-size: 12px;
  color: var(--text-dim);
}

/* ============================================================
   Modal
   ============================================================ */

.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
}

.modal-card {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 420px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-lg);
}

.modal-header { margin-bottom: 20px; }
.modal-header h3 { font-size: 18px; font-weight: 600; margin-bottom: 4px; }
.modal-header p { font-size: 14px; color: var(--text-muted); }

/* ============================================================
   App Layout
   ============================================================ */

.app-layout {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Sidebar layout */
.sidebar-layout {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 260px;
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.sidebar-header {
  padding: 24px 20px;
  border-bottom: 1px solid var(--border-subtle);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.sidebar-logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--blue) 0%, var(--purple) 100%);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  flex-shrink: 0;
}

.sidebar-logo-text {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

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

.sidebar-nav {
  flex: 1;
  padding: 12px 8px;
}

.nav-section {
  margin-bottom: 4px;
}

.nav-section-label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-dim);
  padding: 8px 12px 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 450;
  cursor: pointer;
  transition: all 0.1s;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
  text-decoration: none;
}

.nav-item:hover { background: var(--surface-2); color: var(--text); }
.nav-item.active { background: var(--blue-dim); color: var(--blue); }
.nav-item.active svg { stroke: var(--blue); }
.nav-item svg { flex-shrink: 0; }

.sidebar-user {
  padding: 16px 20px;
  border-top: 1px solid var(--border-subtle);
}

.user-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue) 0%, var(--purple) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 600;
  color: white;
  flex-shrink: 0;
}

.user-details { flex: 1; min-width: 0; }
.user-name { font-size: 13px; font-weight: 500; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-role { font-size: 11px; color: var(--text-muted); }

.logout-btn {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  border-radius: 4px;
  transition: color 0.1s;
}

.logout-btn:hover { color: var(--red); }

/* Main content */
.main-content {
  flex: 1;
  overflow-x: hidden;
}

/* ============================================================
   Page Header
   ============================================================ */

.page-header {
  padding: 28px 32px 0;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}

.page-title { font-size: 22px; font-weight: 700; letter-spacing: -0.3px; }
.page-subtitle { font-size: 14px; color: var(--text-muted); margin-top: 2px; }

.page-body { padding: 0 32px 40px; }

/* ============================================================
   Cards
   ============================================================ */

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.card-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.card-body { padding: 20px; }
.card-body-lg { padding: 24px; }

/* ============================================================
   Stats / Metric Cards
   ============================================================ */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.stat-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.stat-icon.blue { background: var(--blue-dim); color: var(--blue); }
.stat-icon.purple { background: var(--purple-dim); color: var(--purple); }
.stat-icon.green { background: var(--green-dim); color: var(--green); }
.stat-icon.amber { background: var(--amber-dim); color: var(--amber); }

.stat-value { font-size: 28px; font-weight: 700; letter-spacing: -0.5px; line-height: 1; }
.stat-label { font-size: 13px; color: var(--text-muted); margin-top: 4px; }

/* ============================================================
   Case List
   ============================================================ */

.cases-list { display: flex; flex-direction: column; gap: 8px; }

.case-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
  color: inherit;
}

.case-item:hover {
  border-color: var(--blue);
  background: var(--surface-2);
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.case-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.case-dot.open { background: var(--green); box-shadow: 0 0 6px var(--green); }
.case-dot.closed { background: var(--text-dim); }
.case-dot.pending { background: var(--amber); }
.case-dot.in-progress { background: var(--blue); box-shadow: 0 0 6px var(--blue); }

.case-info { flex: 1; min-width: 0; }

.case-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.case-meta {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.case-right {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

/* ============================================================
   Badges / Status
   ============================================================ */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: 99px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.badge-open { background: var(--green-dim); color: var(--green); }
.badge-closed { background: rgba(107,127,160,0.1); color: var(--text-muted); }
.badge-pending { background: var(--amber-dim); color: var(--amber); }
.badge-in-progress { background: var(--blue-dim); color: var(--blue); }
.badge-report { background: var(--purple-dim); color: var(--purple); }

/* ============================================================
   Timeline
   ============================================================ */

.timeline { position: relative; }

.timeline::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 4px;
  bottom: 4px;
  width: 1px;
  background: var(--border);
}

.timeline-item {
  display: flex;
  gap: 16px;
  margin-bottom: 20px;
  position: relative;
}

.timeline-dot {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--surface-2);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.timeline-dot.note { background: var(--blue-dim); border-color: var(--blue); color: var(--blue); }
.timeline-dot.waypoint { background: var(--green-dim); border-color: var(--green); color: var(--green); }
.timeline-dot.observation { background: var(--purple-dim); border-color: var(--purple); color: var(--purple); }
.timeline-dot.photo { background: var(--amber-dim); border-color: var(--amber); color: var(--amber); }
.timeline-dot.report { background: var(--green-dim); border-color: var(--green); color: var(--green); }

.timeline-content { flex: 1; min-width: 0; padding-top: 4px; }

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

.timeline-type {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
}

.timeline-time {
  font-size: 11px;
  color: var(--text-dim);
}

.timeline-body {
  font-size: 14px;
  color: var(--text);
  line-height: 1.5;
}

.timeline-address {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ============================================================
   Photo Grid
   ============================================================ */

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

.photo-item {
  aspect-ratio: 4/3;
  border-radius: var(--radius-sm);
  overflow: hidden;
  position: relative;
  cursor: pointer;
  background: var(--surface-2);
  border: 1px solid var(--border);
  transition: all 0.15s;
}

.photo-item:hover { transform: scale(1.02); box-shadow: var(--shadow); }

.photo-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.photo-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0,0,0,0.7));
  color: white;
  font-size: 11px;
  padding: 12px 8px 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ============================================================
   Lightbox
   ============================================================ */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0, 0, 0, 0.92);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.lightbox img {
  max-width: 100%;
  max-height: 90vh;
  object-fit: contain;
  border-radius: var(--radius-sm);
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 40px;
  height: 40px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 18px;
  transition: all 0.15s;
}

.lightbox-close:hover { color: var(--text); background: var(--surface-2); }

.lightbox-caption {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 13px;
  color: rgba(255,255,255,0.7);
  background: rgba(0,0,0,0.5);
  padding: 6px 16px;
  border-radius: 99px;
  white-space: nowrap;
}

/* ============================================================
   Reports List
   ============================================================ */

.reports-list { display: flex; flex-direction: column; gap: 8px; }

.report-item {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 14px;
}

.report-icon {
  width: 40px;
  height: 40px;
  background: var(--purple-dim);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--purple);
  flex-shrink: 0;
}

.report-info { flex: 1; min-width: 0; }
.report-title { font-size: 14px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.report-meta { font-size: 12px; color: var(--text-muted); margin-top: 2px; }

.report-download {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: var(--purple-dim);
  color: var(--purple);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.15s;
  flex-shrink: 0;
}

.report-download:hover { background: var(--purple); color: white; text-decoration: none; }

/* ============================================================
   Empty States
   ============================================================ */

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
  text-align: center;
  color: var(--text-muted);
}

.empty-state-icon {
  width: 56px;
  height: 56px;
  background: var(--surface-2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  opacity: 0.5;
}

.empty-state h3 { font-size: 15px; font-weight: 500; color: var(--text-muted); margin-bottom: 4px; }
.empty-state p { font-size: 13px; color: var(--text-dim); max-width: 280px; }

/* ============================================================
   Case Detail Header
   ============================================================ */

.case-detail-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 24px 32px;
}

.case-detail-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.case-detail-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 13px;
  color: var(--text-muted);
}

/* ============================================================
   Live Indicator
   ============================================================ */

.live-dot {
  width: 8px;
  height: 8px;
  background: var(--green);
  border-radius: 50%;
  animation: pulse-live 2s infinite;
  flex-shrink: 0;
}

@keyframes pulse-live {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4); }
  50% { opacity: 0.8; box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
}

/* ============================================================
   Divider
   ============================================================ */

.divider {
  height: 1px;
  background: var(--border-subtle);
  margin: 20px 0;
}

/* ============================================================
   Tab Content Sections
   ============================================================ */

.tab-content { display: none; }
.tab-content.active { display: block; }

.content-tabs {
  display: flex;
  gap: 2px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
}

.content-tab {
  padding: 10px 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;
  display: flex;
  align-items: center;
  gap: 6px;
}

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

.count-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  background: var(--surface-2);
  border-radius: 99px;
  font-size: 11px;
  font-weight: 600;
}

/* ============================================================
   Loader
   ============================================================ */

.page-loader {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
}

.spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--border);
  border-top-color: var(--blue);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

/* ============================================================
   Toast Notifications
   ============================================================ */

.toasts {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}

.toast {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-size: 13px;
  box-shadow: var(--shadow-lg);
  pointer-events: all;
  animation: toast-in 0.2s ease-out;
  max-width: 320px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.toast.success { border-left: 3px solid var(--green); }
.toast.error { border-left: 3px solid var(--red); }
.toast.info { border-left: 3px solid var(--blue); }

@keyframes toast-in {
  from { opacity: 0; transform: translateX(20px); }
  to { opacity: 1; transform: translateX(0); }
}

/* ============================================================
   Responsive
   ============================================================ */

@media (max-width: 768px) {
  .sidebar { display: none; }
  .page-header { padding: 16px 16px 0; }
  .page-body { padding: 0 16px 32px; }
  .case-detail-header { padding: 16px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================================
   Scrollbar
   ============================================================ */

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-dim); }

/* ============================================================
   Back Button
   ============================================================ */

.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-muted);
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px 0;
  font-family: inherit;
  transition: color 0.1s;
  margin-bottom: 12px;
}

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

/* PI purple accent overrides */
.pi-accent .nav-item.active { background: var(--purple-dim); color: var(--purple); }
.pi-accent .content-tab.active { color: var(--purple); border-bottom-color: var(--purple); }