:root {
  --primary: #0284c7;
  --primary-hover: #0369a1;
  --primary-light: #e0f2fe;
  --secondary: #0d9488;
  --secondary-light: #ccfbf1;
  --accent: #6366f1;
  --dark: #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;
  --toric-color: #7c3aed;
  --toric-bg: #f5f3ff;
  --svs-color: #0284c7;
  --svs-bg: #f0f9ff;
  --tier1-color: #16a34a;
  --tier1-bg: #f0fdf4;
  --tier2-color: #d97706;
  --tier2-bg: #fffbeb;
  --tier3-color: #9333ea;
  --tier3-bg: #faf5ff;
  --danger: #ef4444;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --radius: 12px;
  --radius-sm: 8px;
  --radius-full: 9999px;
  --font: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

body {
  font-family: var(--font);
  background: #f8fafc;
  color: var(--slate-800);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header */
.app-header {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: var(--white);
  padding: 1.25rem 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: var(--shadow);
}

.header-container {
  max-width: 1440px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.logo-group {
  display: flex;
  align-items: center;
  gap: 0.95rem;
}

.logo-icon-wrapper {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.02) 100%);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(2, 132, 199, 0.25);
  backdrop-filter: blur(8px);
  padding: 6px;
  flex-shrink: 0;
}

.premium-svg-logo {
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 2px 6px rgba(56, 189, 248, 0.4));
}

.inline-svg {
  width: 16px;
  height: 16px;
  display: inline-block;
  vertical-align: -2px;
  flex-shrink: 0;
}

.inline-btn-svg {
  width: 17px;
  height: 17px;
  display: inline-block;
  vertical-align: -2px;
  flex-shrink: 0;
}

.header-icon-svg {
  width: 22px;
  height: 22px;
  display: inline-block;
  vertical-align: -3px;
  color: var(--primary);
  margin-right: 0.4rem;
  flex-shrink: 0;
}

.inline-card-icon {
  width: 20px;
  height: 20px;
  display: inline-block;
  vertical-align: -3px;
  margin-right: 0.35rem;
  flex-shrink: 0;
}

.logo-text h1 {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--white);
}

.logo-text .badge-promo {
  font-size: 0.72rem;
  font-weight: 600;
  background: rgba(56, 189, 248, 0.15);
  color: #38bdf8;
  border: 1px solid rgba(56, 189, 248, 0.3);
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

.logo-text p {
  font-size: 0.8rem;
  color: var(--slate-400);
}

.header-badges {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.privacy-pill {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(13, 148, 136, 0.15);
  border: 1px solid rgba(13, 148, 136, 0.35);
  color: #2dd4bf;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 600;
}

.privacy-pill svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
}

.offer-pill {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(234, 179, 8, 0.15);
  border: 1px solid rgba(234, 179, 8, 0.4);
  color: #facc15;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 600;
}

/* Layout */
.main-layout {
  max-width: 1440px;
  margin: 1.75rem auto;
  padding: 0 1.5rem;
  width: 100%;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* Stepper Tabs */
.stepper-nav {
  display: flex;
  background: var(--white);
  border-radius: var(--radius);
  padding: 0.5rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--slate-200);
  gap: 0.5rem;
  overflow-x: auto;
}

.step-item {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
  background: transparent;
  text-align: left;
  color: var(--slate-500);
  font-family: inherit;
  min-width: 180px;
}

.step-item.active {
  background: var(--primary-light);
  color: var(--primary-hover);
  font-weight: 600;
}

.step-item.completed {
  color: var(--secondary);
}

.step-number {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--slate-200);
  color: var(--slate-700);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  flex-shrink: 0;
}

.step-item.active .step-number {
  background: var(--primary);
  color: var(--white);
}

.step-item.completed .step-number {
  background: var(--secondary);
  color: var(--white);
}

.step-title {
  font-size: 0.9rem;
}

.step-desc {
  font-size: 0.72rem;
  color: var(--slate-400);
  display: block;
}

/* Cards */
.card {
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--slate-200);
  box-shadow: var(--shadow-sm);
  padding: 1.5rem;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--slate-100);
}

.card-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--slate-800);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-subtitle {
  font-size: 0.82rem;
  color: var(--slate-500);
  margin-top: 0.2rem;
}

/* Step 1: Upload Box */
.upload-dropzone {
  border: 2px dashed var(--slate-300);
  border-radius: var(--radius);
  padding: 3rem 2rem;
  text-align: center;
  background: var(--slate-50);
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

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

.dropzone-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--white);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  box-shadow: var(--shadow);
}

.dropzone-text h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--slate-800);
}

.dropzone-text p {
  font-size: 0.85rem;
  color: var(--slate-500);
  margin-top: 0.25rem;
}

.btn-upload {
  background: var(--primary);
  color: var(--white);
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.875rem;
  border: none;
  cursor: pointer;
  transition: background 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

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

.upload-samples {
  margin-top: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  font-size: 0.82rem;
  color: var(--slate-500);
}

.btn-sample {
  background: none;
  border: 1px solid var(--slate-300);
  color: var(--primary);
  padding: 0.35rem 0.8rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-sample:hover {
  background: var(--primary-light);
  border-color: var(--primary);
}

/* File Loaded Banner */
.file-status-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-sm);
  color: #166534;
  font-size: 0.9rem;
  margin-top: 1rem;
}

.file-status-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.file-status-badge {
  background: #22c55e;
  color: white;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
}

/* Column Mapping Grid */
.mapping-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.mapping-field {
  background: var(--slate-50);
  padding: 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--slate-200);
}

.mapping-field label {
  display: block;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--slate-700);
  margin-bottom: 0.4rem;
}

.mapping-field select {
  width: 100%;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--slate-300);
  background: var(--white);
  font-size: 0.85rem;
  color: var(--slate-800);
  font-family: inherit;
}

.mapping-hint {
  font-size: 0.72rem;
  color: var(--slate-400);
  margin-top: 0.35rem;
}

/* Step 3: Criteria & Selection Filters */
.criteria-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

@media (max-width: 960px) {
  .criteria-container {
    grid-template-columns: 1fr;
  }
}

.filter-group-card {
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
  background: var(--white);
}

.filter-group-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--slate-800);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.selection-options {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.radio-card-label {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.85rem;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
}

.radio-card-label:hover {
  background: var(--slate-50);
  border-color: var(--slate-300);
}

.radio-card-label.selected {
  border-color: var(--primary);
  background: var(--primary-light);
}

.radio-card-label input[type="radio"],
.radio-card-label input[type="checkbox"] {
  margin-top: 0.2rem;
  accent-color: var(--primary);
}

.radio-card-content {
  flex: 1;
}

.radio-card-title {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--slate-800);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.radio-card-desc {
  font-size: 0.76rem;
  color: var(--slate-500);
  margin-top: 0.15rem;
}

.badge-criteria {
  font-size: 0.7rem;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-full);
  font-weight: 600;
}

.badge-toric {
  background: var(--toric-bg);
  color: var(--toric-color);
  border: 1px solid #ddd6fe;
}

.badge-svs {
  background: var(--svs-bg);
  color: var(--svs-color);
  border: 1px solid #bae6fd;
}

.badge-tier1 {
  background: var(--tier1-bg);
  color: var(--tier1-color);
  border: 1px solid #bbf7d0;
}

.badge-tier2 {
  background: var(--tier2-bg);
  color: var(--tier2-color);
  border: 1px solid #fde68a;
}

.badge-tier3 {
  background: var(--tier3-bg);
  color: var(--tier3-color);
  border: 1px solid #e9d5ff;
}

/* Param Sliders & Range Controls */
.params-box {
  background: var(--slate-50);
  border-radius: var(--radius-sm);
  padding: 1rem;
  margin-top: 1rem;
  border: 1px solid var(--slate-200);
}

.params-title {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--slate-700);
  margin-bottom: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.param-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  padding: 0.35rem 0;
  border-bottom: 1px dashed var(--slate-200);
}

.param-row:last-child {
  border-bottom: none;
}

.param-label {
  color: var(--slate-600);
}

.param-value {
  font-weight: 700;
  color: var(--slate-800);
  font-family: monospace;
}

/* Analytics Dashboard KPIs */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.kpi-card {
  background: var(--white);
  padding: 1.25rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--slate-200);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.kpi-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--primary);
}

.kpi-card.toric-kpi::before { background: var(--toric-color); }
.kpi-card.svs-kpi::before { background: var(--svs-color); }
.kpi-card.tier1-kpi::before { background: var(--tier1-color); }
.kpi-card.tier2-kpi::before { background: var(--tier2-color); }
.kpi-card.tier3-kpi::before { background: var(--tier3-color); }

.kpi-label {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--slate-500);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.kpi-num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--slate-800);
  line-height: 1.1;
  margin: 0.4rem 0;
}

.kpi-sub {
  font-size: 0.74rem;
  color: var(--slate-500);
}

/* Table Controls */
.table-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.search-box {
  display: flex;
  align-items: center;
  background: var(--slate-50);
  border: 1px solid var(--slate-300);
  border-radius: var(--radius-sm);
  padding: 0.4rem 0.8rem;
  gap: 0.5rem;
  min-width: 280px;
}

.search-box input {
  border: none;
  background: transparent;
  outline: none;
  font-size: 0.85rem;
  width: 100%;
  font-family: inherit;
}

.export-actions {
  display: flex;
  gap: 0.75rem;
}

.btn-export {
  background: #10b981;
  color: white;
  border: none;
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: background 0.2s;
}

.btn-export:hover {
  background: #059669;
}

.btn-secondary {
  background: var(--slate-100);
  color: var(--slate-700);
  border: 1px solid var(--slate-300);
  padding: 0.55rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-secondary:hover {
  background: var(--slate-200);
}

/* Data Table */
.table-wrapper {
  overflow-x: auto;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-sm);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.82rem;
}

.data-table th {
  background: var(--slate-100);
  color: var(--slate-700);
  font-weight: 700;
  padding: 0.75rem 0.85rem;
  border-bottom: 1px solid var(--slate-200);
  white-space: nowrap;
}

.data-table td {
  padding: 0.75rem 0.85rem;
  border-bottom: 1px solid var(--slate-200);
  vertical-align: middle;
}

.data-table tr:hover td {
  background: #f8fafc;
}

.patient-name {
  font-weight: 700;
  color: var(--slate-900);
}

.patient-contact {
  font-size: 0.75rem;
  color: var(--slate-500);
}

.rx-tag {
  display: inline-block;
  font-family: monospace;
  font-size: 0.75rem;
  background: var(--slate-100);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  color: var(--slate-700);
}

.brand-badge {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--slate-700);
}

.brand-tech {
  font-size: 0.7rem;
  color: var(--slate-400);
  display: block;
}

.btn-script-action {
  background: var(--slate-100);
  border: 1px solid var(--slate-300);
  color: var(--primary-hover);
  padding: 0.3rem 0.6rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}

.btn-script-action:hover {
  background: var(--primary-light);
  border-color: var(--primary);
}

/* Modal for Script / Outreach Template */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.modal-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-box {
  background: var(--white);
  border-radius: var(--radius);
  width: 90%;
  max-width: 650px;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--slate-200);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.modal-header {
  padding: 1.25rem;
  border-bottom: 1px solid var(--slate-200);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--slate-50);
}

.modal-header h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--slate-800);
}

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

.modal-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.template-box {
  background: var(--slate-50);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-sm);
  padding: 1rem;
  font-family: inherit;
  font-size: 0.85rem;
  color: var(--slate-800);
  white-space: pre-wrap;
  line-height: 1.6;
}

.modal-footer {
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--slate-200);
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  background: var(--slate-50);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toast {
  background: #0f172a;
  color: white;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Footer */
.app-footer {
  margin-top: auto;
  background: var(--white);
  border-top: 1px solid var(--slate-200);
  padding: 1.25rem 2rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--slate-500);
}