/* ==========================================================================
   Dr. Shama Abidi — Autonomous AI Research Agent & International PhD CRM
   Desktop & Mobile Responsive Stylesheet (Sections 21, 22, 23)
   ========================================================================== */

:root {
  --bg-body: #0b1120;
  --bg-surface: #111827;
  --bg-card: #1e293b;
  --bg-card-hover: #26354d;
  --border-color: #334155;
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --accent-primary: #3b82f6;
  --accent-primary-hover: #2563eb;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
  --accent-purple: #8b5cf6;
  --radius-md: 10px;
  --radius-lg: 14px;
  --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.32);
}

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

html, body {
  background-color: var(--bg-body);
  color: var(--text-primary);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 15px;
  line-height: 1.55;
  overflow-x: hidden;
}

code, pre {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.88em;
  background: rgba(15, 23, 42, 0.7);
  padding: 2px 6px;
  border-radius: 5px;
  color: #93c5fd;
}

/* Mobile Header */
.mobile-topbar {
  display: none;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}

.mobile-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-badge {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-purple));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: #fff;
}

.mobile-title {
  font-weight: 700;
  font-size: 0.95rem;
}

.mobile-subtitle {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.mobile-menu-btn {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  padding: 8px 14px;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
}

/* App Shell */
.app-shell {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: 285px;
  flex-shrink: 0;
  background: var(--bg-surface);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  padding: 18px 14px;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.sidebar-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border-color);
}

.brand-avatar {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-emerald));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
  color: #fff;
  flex-shrink: 0;
}

.brand-meta h1 {
  font-size: 1rem;
  font-weight: 700;
}

.brand-meta p {
  font-size: 0.76rem;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.status-pill {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(59, 130, 246, 0.15);
  color: #93c5fd;
  border: 1px solid rgba(59, 130, 246, 0.35);
}

.live-pill {
  background: rgba(16, 185, 129, 0.15);
  color: #6ee7b7;
  border-color: rgba(16, 185, 129, 0.35);
}

.safety-banner-mini {
  margin: 12px 0;
  padding: 10px 12px;
  border-radius: 8px;
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid rgba(245, 158, 11, 0.35);
  font-size: 0.76rem;
  color: #fde68a;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

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

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 10px 12px;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.86rem;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  transition: all 0.15s ease;
}

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

.nav-item.active {
  background: rgba(59, 130, 246, 0.18);
  color: #fff;
  border-color: rgba(59, 130, 246, 0.45);
  font-weight: 600;
}

.nav-icon {
  font-size: 1rem;
  width: 20px;
  text-align: center;
}

.nav-label {
  flex: 1;
}

.nav-badge {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.2);
  color: var(--text-secondary);
}

.nav-badge.highlight {
  background: var(--accent-emerald);
  color: #052e16;
}

.sidebar-footer {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--border-color);
  font-size: 0.74rem;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  gap: 3px;
}

/* Main Workspace */
.main-content {
  flex: 1;
  min-width: 0;
  padding: 24px 28px;
  max-width: 1600px;
}

.workspace-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 18px;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--border-color);
  flex-wrap: wrap;
}

.workspace-header h2 {
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.workspace-header p {
  font-size: 0.86rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 16px;
  border-radius: 8px;
  font-size: 0.86rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  text-decoration: none;
  transition: all 0.15s ease;
}

.btn-sm {
  padding: 6px 11px;
  font-size: 0.78rem;
}

.btn-primary {
  background: var(--accent-primary);
  color: #fff;
}

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

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

.btn-secondary:hover {
  background: var(--bg-card-hover);
}

.btn-danger {
  background: rgba(244, 63, 94, 0.16);
  color: #fda4af;
  border-color: rgba(244, 63, 94, 0.4);
}

/* Views */
.crm-view {
  display: none;
}

.crm-view.active {
  display: block;
}

/* 10 Required Dashboard KPI Cards */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
  margin-bottom: 22px;
}

.kpi-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 15px 16px;
  box-shadow: var(--shadow-card);
  cursor: pointer;
  transition: transform 0.15s ease, border-color 0.15s ease;
}

.kpi-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent-primary);
}

.kpi-card.highlight-card {
  border-color: rgba(16, 185, 129, 0.55);
  background: linear-gradient(180deg, rgba(16, 185, 129, 0.12), var(--bg-card));
}

.kpi-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.kpi-title {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.kpi-icon {
  font-size: 1.15rem;
}

.kpi-value {
  font-size: 1.85rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.15;
}

.kpi-foot {
  font-size: 0.74rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Grid & Panels */
.two-col-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-bottom: 20px;
}

.panel-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-card);
}

.panel-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.panel-desc {
  font-size: 0.84rem;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.panel-head-inline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.badge-verified {
  background: rgba(16, 185, 129, 0.18);
  color: #6ee7b7;
  border: 1px solid rgba(16, 185, 129, 0.4);
}

.badge-partial {
  background: rgba(59, 130, 246, 0.18);
  color: #93c5fd;
  border: 1px solid rgba(59, 130, 246, 0.4);
}

.badge-warning {
  background: rgba(245, 158, 11, 0.18);
  color: #fcd34d;
  border: 1px solid rgba(245, 158, 11, 0.4);
}

.badge-danger {
  background: rgba(244, 63, 94, 0.18);
  color: #fda4af;
  border: 1px solid rgba(244, 63, 94, 0.4);
}

.badge-neutral {
  background: rgba(148, 163, 184, 0.16);
  color: #cbd5e1;
  border: 1px solid rgba(148, 163, 184, 0.35);
}

/* Funnel & Lists */
.funnel-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.funnel-step {
  background: rgba(15, 23, 42, 0.65);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 10px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.compact-list, .cards-stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.item-card {
  background: rgba(15, 23, 42, 0.65);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 16px;
}

.item-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.item-card-title {
  font-weight: 700;
  font-size: 0.98rem;
  color: #fff;
}

.item-card-sub {
  font-size: 0.82rem;
  color: #93c5fd;
  margin-top: 2px;
}

.item-card-body {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin: 8px 0;
}

.item-card-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  flex-wrap: wrap;
}

/* Forms */
.upload-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 12px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.form-group label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
  background: #0f172a;
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 9px 12px;
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.86rem;
}

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

/* Pipeline Stepper */
.pipeline-stepper {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 10px;
  background: rgba(15, 23, 42, 0.65);
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.step-badge {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 4px 9px;
  border-radius: 6px;
  background: rgba(51, 65, 85, 0.5);
  color: var(--text-muted);
}

.step-badge.active {
  background: rgba(16, 185, 129, 0.22);
  color: #6ee7b7;
  border: 1px solid rgba(16, 185, 129, 0.45);
}

/* Responsive Data Table */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.crm-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.84rem;
}

.crm-table th,
.crm-table td {
  padding: 12px 10px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
  vertical-align: top;
}

.crm-table th {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  background: rgba(15, 23, 42, 0.65);
}

.crm-table tr:hover td {
  background: rgba(30, 41, 59, 0.6);
}

/* Filter Pills */
.filter-pills {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.pill-btn {
  background: #0f172a;
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 600;
  cursor: pointer;
}

.pill-btn.active {
  background: var(--accent-primary);
  color: #fff;
  border-color: var(--accent-primary);
}

/* Safety Callout & Locks */
.safety-callout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border-color: rgba(16, 185, 129, 0.45);
  background: linear-gradient(90deg, rgba(16, 185, 129, 0.1), var(--bg-card));
  flex-wrap: wrap;
}

.safety-locks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
  margin: 8px 0;
}

.lock-box {
  background: rgba(15, 23, 42, 0.75);
  border: 1px solid var(--border-color);
  padding: 12px;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.reply-tester-box {
  background: rgba(15, 23, 42, 0.6);
  border: 1px dashed var(--border-color);
  border-radius: 10px;
  padding: 12px 16px;
  margin-bottom: 16px;
}

.reply-tester-box summary {
  cursor: pointer;
  font-weight: 600;
  color: #93c5fd;
  margin-bottom: 10px;
}

/* Toast */
.status-toast {
  padding: 12px 16px;
  border-radius: 8px;
  background: rgba(16, 185, 129, 0.18);
  border: 1px solid rgba(16, 185, 129, 0.45);
  color: #a7f3d0;
  margin-bottom: 18px;
  font-size: 0.86rem;
  font-weight: 600;
}

.hidden {
  display: none !important;
}

/* Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(2, 6, 23, 0.78);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  z-index: 200;
}

.modal-content {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 720px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 20px;
  box-shadow: var(--shadow-card);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.modal-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.2rem;
  cursor: pointer;
}

.modal-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 16px;
  flex-wrap: wrap;
}

/* ==========================================================================
   MOBILE & TABLET RESPONSIVENESS (Section 22)
   ========================================================================== */
@media (max-width: 1150px) {
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .two-col-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .mobile-topbar {
    display: flex;
  }

  .app-shell {
    flex-direction: column;
  }

  .sidebar {
    display: none;
    width: 100%;
    height: auto;
    position: relative;
    border-right: none;
    border-bottom: 1px solid var(--border-color);
  }

  .sidebar.mobile-open {
    display: flex;
  }

  .main-content {
    padding: 16px 14px;
  }

  /* Convert wide tables into clean stacked cards on phone screens */
  .crm-table thead {
    display: none;
  }

  .crm-table,
  .crm-table tbody,
  .crm-table tr,
  .crm-table td {
    display: block;
    width: 100%;
  }

  .crm-table tr {
    background: rgba(15, 23, 42, 0.7);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 12px;
    margin-bottom: 12px;
  }

  .crm-table td {
    border-bottom: 1px solid rgba(51, 65, 85, 0.4);
    padding: 8px 4px;
  }

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

  .crm-table td::before {
    content: attr(data-label);
    display: block;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 3px;
  }
}

@media (max-width: 480px) {
  .kpi-grid {
    grid-template-columns: 1fr;
  }
  .workspace-header h2 {
    font-size: 1.2rem;
  }
  .btn {
    width: 100%;
  }
}