/* =========================================================
   Anganwadi Portal - Modern & Clean Full Stylesheet
   ========================================================= */

:root {
  --primary: #0f766e;
  --primary-hover: #115e59;
  --primary-light: #ccfbf1;
  --primary-dark: #134e4a;
  
  --boy-color: #2563eb;
  --boy-bg: #eff6ff;
  --boy-border: #93c5fd;
  
  --girl-color: #db2777;
  --girl-bg: #fdf2f8;
  --girl-border: #f9a8d4;
  
  --success: #16a34a;
  --success-bg: #f0fdf4;
  --warning: #d97706;
  --warning-bg: #fffbeb;
  --danger: #dc2626;
  --danger-hover: #b91c1c;
  --danger-bg: #fef2f2;
  
  --slate-900: #0f172a;
  --slate-800: #1e293b;
  --slate-700: #334155;
  --slate-600: #475569;
  --slate-500: #64748b;
  --slate-400: #94a3b8;
  --slate-300: #cbd5e1;
  --slate-200: #e2e8f0;
  --slate-100: #f1f5f9;
  --slate-50: #f8fafc;
  --white: #ffffff;
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  --shadow-modal: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

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

body {
  font-family: var(--font-sans);
  background: linear-gradient(135deg, #f8fafc 0%, #edf2f7 100%);
  color: var(--slate-800);
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* =========================================================
   Top Navigation
   ========================================================= */
.top-nav {
  background: var(--white);
  border-bottom: 1px solid var(--slate-200);
  padding: 0.75rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: var(--shadow-sm);
  flex-wrap: wrap;
  gap: 1rem;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.nav-logo { font-size: 1.5rem; }

.nav-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--slate-900);
  letter-spacing: -0.02em;
}

.nav-tabs-group {
  display: flex;
  gap: 0.5rem;
  background: var(--slate-100);
  padding: 4px;
  border-radius: var(--radius-md);
  border: 1px solid var(--slate-200);
}

.tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1rem;
  font-size: 0.875rem;
  font-weight: 700;
  font-family: inherit;
  border: none;
  background: transparent;
  color: var(--slate-600);
  border-radius: calc(var(--radius-md) - 2px);
  cursor: pointer;
  transition: all 0.2s ease;
}

.tab-btn:hover { color: var(--slate-900); }

.tab-btn.active {
  background: var(--white);
  color: var(--primary);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.06);
}

.badge-d1 {
  font-size: 0.65rem;
  font-weight: 800;
  background: #f97316;
  color: var(--white);
  padding: 0.1rem 0.45rem;
  border-radius: 9999px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

/* Tab Panels */
.tab-content-panel {
  display: none;
  padding: 2rem 1rem 3rem 1rem;
}

.tab-content-panel.active {
  display: block;
  animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Container Wrappers */
.app-wrapper {
  width: 100%;
  max-width: 580px;
  margin: 0 auto;
}

.wide-wrapper {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
}

/* =========================================================
   TAB 1: Growth Standards Styles
   ========================================================= */
.main-header {
  text-align: center;
  margin-bottom: 1.75rem;
}

.header-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, #0f766e, #14b8a6);
  color: var(--white);
  border-radius: var(--radius-lg);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  box-shadow: 0 8px 16px rgba(15, 118, 110, 0.2);
  margin-bottom: 0.85rem;
}

.main-header h1 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--slate-900);
  letter-spacing: -0.02em;
}

.main-header p {
  font-size: 0.875rem;
  color: var(--slate-500);
  margin-top: 0.25rem;
}

.lookup-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  padding: 2rem;
}

.form-section { margin-bottom: 1.5rem; }

.section-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--slate-700);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.65rem;
}

.gender-toggle-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
}

.gender-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.9rem 1rem;
  background: var(--slate-50);
  border: 2px solid var(--slate-200);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 700;
  color: var(--slate-600);
  transition: all 0.2s ease;
  user-select: none;
}

.gender-btn .gender-icon { font-size: 1.35rem; }
.gender-btn:hover { background: var(--slate-100); border-color: var(--slate-300); }

.gender-btn[data-gender="boy"].active {
  background: var(--boy-bg);
  border-color: var(--boy-color);
  color: var(--boy-color);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.15);
}

.gender-btn[data-gender="girl"].active {
  background: var(--girl-bg);
  border-color: var(--girl-color);
  color: var(--girl-color);
  box-shadow: 0 4px 12px rgba(219, 39, 119, 0.15);
}

.month-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.65rem;
}

.age-badge {
  font-size: 0.75rem;
  font-weight: 700;
  background: var(--primary-light);
  color: var(--primary);
  padding: 0.2rem 0.6rem;
  border-radius: 9999px;
}

.select-wrapper { position: relative; }

.custom-select {
  width: 100%;
  padding: 0.85rem 1rem;
  font-size: 1rem;
  font-weight: 600;
  font-family: inherit;
  color: var(--slate-800);
  background-color: var(--white);
  border: 2px solid var(--slate-300);
  border-radius: var(--radius-md);
  outline: none;
  cursor: pointer;
  transition: all 0.2s ease;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%23475569'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 1.2rem;
}

.custom-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.15);
}

.month-stepper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.step-btn {
  padding: 0.5rem 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
  font-family: inherit;
  background: var(--slate-100);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-sm);
  color: var(--slate-700);
  cursor: pointer;
  transition: all 0.15s ease;
}

.step-btn:hover:not(:disabled) { background: var(--slate-200); color: var(--slate-900); }
.step-btn:disabled { opacity: 0.4; cursor: not-allowed; }

.results-container {
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
  border: 2px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.result-summary {
  font-size: 0.9rem;
  color: var(--slate-600);
  text-align: center;
  margin-bottom: 1.25rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px dashed var(--slate-300);
}

.result-summary strong { color: var(--slate-900); }

.metrics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.metric-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  padding: 1.15rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease;
}

.height-card { border-top: 4px solid #0284c7; }
.weight-card { border-top: 4px solid #16a34a; }

.metric-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  margin-bottom: 0.5rem;
}

.metric-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--slate-500);
}

.metric-value-wrap {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.25rem;
}

.metric-val {
  font-size: 2rem;
  font-weight: 800;
  color: var(--slate-900);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

.metric-unit {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--slate-500);
}

.table-toggle-section { text-align: center; }

.toggle-table-btn {
  background: none;
  border: none;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  transition: background 0.15s;
}

.toggle-table-btn:hover { background: var(--primary-light); }

.full-table-wrapper {
  display: none;
  margin-top: 1.25rem;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--white);
}

.full-table-wrapper.active { display: block; }

.table-scroll {
  max-height: 400px;
  overflow-y: auto;
  scrollbar-width: thin;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.825rem;
  text-align: left;
}

.data-table thead {
  position: sticky;
  top: 0;
  background: #f8fafc;
  z-index: 1;
}

.data-table th {
  padding: 0.65rem 0.75rem;
  font-weight: 700;
  color: var(--slate-700);
  border-bottom: 2px solid var(--slate-200);
  white-space: nowrap;
}

.data-table td {
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--slate-100);
  color: var(--slate-600);
}

.data-table tr.selected-row {
  background-color: #fef08a !important;
  font-weight: 700;
  color: var(--slate-900);
}

.data-table tr:hover { background-color: var(--slate-50); }

.app-footer {
  text-align: center;
  margin-top: 1.5rem;
  font-size: 0.8rem;
  color: var(--slate-500);
}

/* =========================================================
   TAB 2: Beneficiary Details Styles
   ========================================================= */
.module-header-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.75rem;
  margin-bottom: 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  box-shadow: var(--shadow-sm);
}

.module-title-wrap {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.module-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, #0f766e, #14b8a6);
  color: var(--white);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

.module-title-wrap h2 {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--slate-900);
  letter-spacing: -0.02em;
}

.module-title-wrap p {
  font-size: 0.85rem;
  color: var(--slate-500);
}

.action-buttons-wrap {
  display: flex;
  gap: 0.65rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.6rem 1.15rem;
  font-size: 0.875rem;
  font-weight: 700;
  font-family: inherit;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--white);
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--primary-hover);
  box-shadow: 0 4px 10px rgba(15, 118, 110, 0.25);
}

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

.btn-secondary {
  background-color: var(--white);
  border-color: var(--slate-300);
  color: var(--slate-700);
}

.btn-secondary:hover {
  background-color: var(--slate-100);
  border-color: var(--slate-400);
}

.btn-outline-primary {
  background-color: var(--primary-light);
  border-color: var(--primary);
  color: var(--primary-dark);
}

.btn-outline-primary:hover { background-color: #a7f3d0; }

.btn-danger {
  background-color: var(--danger);
  color: var(--white);
}

.btn-danger:hover {
  background-color: var(--danger-hover);
  box-shadow: 0 4px 10px rgba(220, 38, 38, 0.25);
}

.btn-sm {
  padding: 0.4rem 0.8rem;
  font-size: 0.8rem;
}

.beneficiary-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.search-input-group {
  position: relative;
  flex: 1;
  min-width: 240px;
  max-width: 400px;
}

.search-input-group input {
  width: 100%;
  padding: 0.65rem 1rem 0.65rem 2.4rem;
  font-size: 0.9rem;
  font-family: inherit;
  border: 1px solid var(--slate-300);
  border-radius: var(--radius-md);
  outline: none;
  background: var(--white);
  transition: border-color 0.2s;
}

.search-input-group input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.15);
}

.search-input-group .search-icon {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--slate-400);
  font-size: 0.9rem;
  pointer-events: none;
}

/* Bulk Selection Action Bar */
.bulk-actions-bar {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: #fef2f2;
  border: 1px solid #fecaca;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-md);
  animation: fadeIn 0.2s ease;
}

.bulk-count-badge {
  font-size: 0.825rem;
  font-weight: 800;
  color: var(--danger);
  margin-right: 0.25rem;
}

.toolbar-stats {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.stats-pill {
  font-size: 0.8rem;
  font-weight: 700;
  background: var(--slate-200);
  color: var(--slate-700);
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
}

.btn-refresh {
  background: none;
  border: 1px solid var(--slate-300);
  border-radius: var(--radius-sm);
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--slate-600);
  cursor: pointer;
  background: var(--white);
  transition: all 0.15s;
}

.btn-refresh:hover {
  background: var(--slate-100);
  color: var(--slate-900);
}

/* Beneficiaries Table */
.beneficiary-table-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.table-responsive {
  overflow-x: auto;
  scrollbar-width: thin;
}

.beneficiaries-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.875rem;
}

.beneficiaries-table th {
  padding: 0.9rem 1.2rem;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  background-color: #f8fafc;
  color: var(--slate-600);
  border-bottom: 2px solid var(--slate-200);
  white-space: nowrap;
}

.beneficiaries-table td {
  padding: 0.85rem 1.2rem;
  border-bottom: 1px solid var(--slate-100);
  color: var(--slate-700);
  white-space: nowrap;
}

.beneficiaries-table tbody tr:hover {
  background-color: var(--slate-50);
}

.beneficiaries-table tbody tr.row-selected {
  background-color: #eff6ff !important;
}

.custom-checkbox {
  width: 16px;
  height: 16px;
  cursor: pointer;
  accent-color: var(--primary);
}

/* Clickable Copyable Aadhar Pill */
.aadhar-pill {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.85rem;
  font-weight: 600;
  background: var(--slate-100);
  color: var(--slate-800);
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
  letter-spacing: 0.05em;
  cursor: pointer;
  border: 1px solid var(--slate-200);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: all 0.15s ease;
  user-select: none;
}

.aadhar-pill:hover {
  background: #e0f2fe;
  border-color: #7dd3fc;
  color: #0369a1;
  transform: translateY(-1px);
}

.aadhar-pill:active {
  transform: scale(0.97);
}

/* Clickable Call Phone Link */
.phone-link {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.85rem;
  color: #0369a1;
  font-weight: 700;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  background: #f0f9ff;
  border: 1px solid #bae6fd;
  transition: all 0.15s ease;
}

.phone-link:hover {
  background: #0284c7;
  color: var(--white);
  border-color: #0284c7;
  text-decoration: none;
  transform: translateY(-1px);
}

.phone-link:active {
  transform: scale(0.97);
}

.dob-text {
  font-weight: 600;
  color: var(--slate-700);
}

.action-btn-group {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.4rem;
}

.btn-row-action {
  background: none;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.9rem;
  padding: 0.3rem 0.5rem;
  transition: all 0.15s;
  background: var(--white);
}

.btn-row-action.btn-edit:hover {
  color: var(--boy-color);
  border-color: var(--boy-border);
  background: var(--boy-bg);
}

.btn-row-action.btn-delete:hover {
  color: var(--danger);
  border-color: #fecaca;
  background: var(--danger-bg);
}

.empty-state {
  text-align: center;
  padding: 3.5rem 1rem;
}

.empty-icon {
  font-size: 2.5rem;
  margin-bottom: 0.75rem;
}

.empty-state h4 {
  font-size: 1.1rem;
  color: var(--slate-800);
  margin-bottom: 0.35rem;
}

.empty-state p {
  font-size: 0.875rem;
  color: var(--slate-500);
  max-width: 400px;
  margin: 0 auto 1.25rem auto;
}

/* =========================================================
   Modals
   ========================================================= */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background-color: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  z-index: 100;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  overflow-y: auto;
}

.modal-overlay.active {
  display: flex;
  animation: modalFadeIn 0.2s ease;
}

@keyframes modalFadeIn {
  from { opacity: 0; transform: scale(0.97); }
  to { opacity: 1; transform: scale(1); }
}

.modal-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-modal);
  width: 100%;
  max-width: 520px;
  overflow: hidden;
  position: relative;
}

.modal-card-lg { max-width: 780px; }

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--slate-200);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #fafbfc;
}

.modal-title-group {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.modal-icon { font-size: 1.35rem; }

.modal-title-group h3 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--slate-900);
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--slate-400);
  cursor: pointer;
  transition: color 0.15s;
}

.modal-close:hover { color: var(--slate-900); }

.modal-body {
  padding: 1.5rem;
  max-height: calc(85vh - 140px);
  overflow-y: auto;
}

.modal-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--slate-200);
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  background: #fafbfc;
}

.form-group { margin-bottom: 1.25rem; }

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--slate-700);
  margin-bottom: 0.4rem;
}

.required { color: var(--danger); font-weight: 700; }

.form-input {
  width: 100%;
  padding: 0.65rem 0.9rem;
  font-size: 0.95rem;
  font-family: inherit;
  border: 1px solid var(--slate-300);
  border-radius: var(--radius-md);
  outline: none;
  background: var(--white);
  transition: all 0.2s ease;
}

.form-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.15);
}

.field-hint {
  display: block;
  font-size: 0.75rem;
  color: var(--slate-500);
  margin-top: 0.35rem;
}

.phone-input-wrap {
  display: flex;
  align-items: center;
}

.phone-prefix {
  background: var(--slate-100);
  border: 1px solid var(--slate-300);
  border-right: none;
  padding: 0.65rem 0.85rem;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--slate-600);
  border-radius: var(--radius-md) 0 0 var(--radius-md);
}

.phone-input { border-radius: 0 var(--radius-md) var(--radius-md) 0 !important; }

.dob-input-row {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.date-picker-trigger {
  padding: 0.6rem;
  border: 1px solid var(--slate-300);
  border-radius: var(--radius-md);
  background: var(--white);
  cursor: pointer;
  color: var(--slate-700);
}

/* =========================================================
   Bulk CSV Dropzone & Preview
   ========================================================= */
.csv-dropzone {
  border: 2px dashed var(--slate-300);
  border-radius: var(--radius-lg);
  padding: 2.5rem 1.5rem;
  text-align: center;
  background: var(--slate-50);
  cursor: pointer;
  transition: all 0.2s ease;
}

.csv-dropzone:hover,
.csv-dropzone.dragover {
  border-color: var(--primary);
  background: var(--primary-light);
}

.file-input-hidden { display: none; }

.dropzone-icon {
  font-size: 3rem;
  display: block;
  margin-bottom: 0.5rem;
}

.dropzone-content h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--slate-800);
  margin-bottom: 0.25rem;
}

.dropzone-content p {
  font-size: 0.875rem;
  color: var(--slate-500);
}

.dropzone-sub {
  display: block;
  font-size: 0.8rem;
  color: var(--slate-500);
  margin-top: 0.75rem;
}

.link-btn {
  background: none;
  border: none;
  color: var(--primary);
  font-weight: 700;
  cursor: pointer;
  text-decoration: underline;
  font-family: inherit;
  font-size: inherit;
}

.preview-header-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.85rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--slate-200);
}

.preview-header-bar h4 {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--slate-900);
}

.preview-stats {
  font-size: 0.8rem;
  color: var(--slate-500);
}

.preview-table-wrap {
  max-height: 280px;
  overflow-y: auto;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
}

.preview-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
  text-align: left;
}

.preview-table th {
  padding: 0.6rem 0.8rem;
  background: #f8fafc;
  border-bottom: 1px solid var(--slate-200);
  font-weight: 700;
  color: var(--slate-700);
  position: sticky;
  top: 0;
  z-index: 1;
}

.preview-table td {
  padding: 0.5rem 0.8rem;
  border-bottom: 1px solid var(--slate-100);
  color: var(--slate-700);
}

.status-pill-valid {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  font-size: 0.7rem;
  font-weight: 700;
  border-radius: 9999px;
  background: var(--success-bg);
  color: var(--success);
}

.status-pill-error {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  font-size: 0.7rem;
  font-weight: 700;
  border-radius: 9999px;
  background: var(--danger-bg);
  color: var(--danger);
}

/* =========================================================
   Toast Notification
   ========================================================= */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toast {
  background: var(--slate-900);
  color: var(--white);
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  font-size: 0.875rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  animation: toastSlideIn 0.25s ease;
  min-width: 280px;
}

.toast.toast-success { border-left: 4px solid #4ade80; }
.toast.toast-error { border-left: 4px solid #f87171; }

@keyframes toastSlideIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 640px) {
  .top-nav { padding: 0.75rem 1rem; }
  .module-header-card { padding: 1.25rem; }
  .action-buttons-wrap { width: 100%; justify-content: stretch; }
  .action-buttons-wrap .btn { flex: 1; justify-content: center; font-size: 0.8rem; }
}