/* ========================================================================
   PRISM — Personalized Research & Inclusion Support Manager
   Core Stylesheet
   ======================================================================== */

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --clr-primary: #1a5276;
  --clr-primary-light: #2980b9;
  --clr-primary-pale: #d4e6f1;
  --clr-accent: #148f77;
  --clr-accent-light: #1abc9c;
  --clr-warning: #e67e22;
  --clr-danger: #c0392b;
  --clr-danger-light: #f5b7b1;
  --clr-success: #27ae60;
  --clr-bg: #f4f6f9;
  --clr-surface: #ffffff;
  --clr-text: #2c3e50;
  --clr-text-light: #5d6d7e;
  --clr-text-muted: #95a5a6;
  --clr-border: #d5dbdb;
  --radius: 8px;
  --shadow: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-lg: 0 4px 20px rgba(0,0,0,0.12);
  --font-main: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-mono: 'Cascadia Code', 'Fira Code', 'Consolas', monospace;
}

html { font-size: 16px; scroll-behavior: smooth; overflow-x: hidden; }

body {
  font-family: var(--font-main);
  background: var(--clr-bg);
  color: var(--clr-text);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* --- Header --- */
.app-header {
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-light));
  color: #fff;
  padding: 0.75rem 2rem;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-lg);
}
.header-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.logo-icon {
  font-size: 2rem;
  filter: drop-shadow(0 0 6px rgba(255,255,255,0.4));
}
.logo h1 {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 2px;
}
.tagline {
  font-size: 0.75rem;
  opacity: 0.85;
  letter-spacing: 0.5px;
}
nav { display: flex; gap: 0.5rem; }
.nav-btn {
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.3);
  color: #fff;
  padding: 0.4rem 1rem;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 0.85rem;
  transition: all 0.2s;
}
.nav-btn:hover:not(:disabled) { background: rgba(255,255,255,0.25); }
.nav-btn:disabled { opacity: 0.4; cursor: default; }

/* --- Main --- */
main {
  max-width: 1200px;
  margin: 2rem auto;
  padding: 0 1.5rem;
}

/* --- Panels --- */
.section-panel {
  background: var(--clr-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 2rem;
  overflow: hidden;
}
.panel-header {
  padding: 1.5rem 2rem;
  border-bottom: 2px solid var(--clr-primary-pale);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
.panel-header h2 {
  color: var(--clr-primary);
  font-size: 1.35rem;
}
.helper-text {
  font-size: 0.85rem;
  color: var(--clr-text-light);
  margin-top: 0.25rem;
}

/* --- Form --- */
form { padding: 1.5rem 2rem 2rem; }
fieldset {
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.5rem;
}
legend {
  font-weight: 600;
  color: var(--clr-primary);
  font-size: 1rem;
  padding: 0 0.5rem;
}
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem 1.5rem;
  margin-top: 0.75rem;
}
.form-group { display: flex; flex-direction: column; }
.form-group.full-width { grid-column: 1 / -1; }
label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--clr-text);
  margin-bottom: 0.3rem;
}
.req { color: var(--clr-danger); }
input, select, textarea {
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--clr-border);
  border-radius: 6px;
  font-size: 0.9rem;
  font-family: var(--font-main);
  color: var(--clr-text);
  transition: border-color 0.2s, box-shadow 0.2s;
  background: #fff;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--clr-primary-light);
  box-shadow: 0 0 0 3px var(--clr-primary-pale);
}
textarea { resize: vertical; }
.field-hint {
  font-size: 0.75rem;
  color: var(--clr-text-muted);
  margin-top: 0.25rem;
}

/* --- Checkbox groups (e.g., Race) --- */
.checkbox-group {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 0.5rem 1rem;
  padding: 0.75rem;
  border: 1px solid var(--clr-border);
  border-radius: 6px;
  background: #fff;
}
.checkbox-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.9rem;
  color: var(--clr-text);
  font-weight: 500;
}
.checkbox-item input[type="checkbox"] {
  width: 16px;
  height: 16px;
}

/* --- Buttons --- */
.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
  margin-top: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--clr-border);
}
.btn {
  padding: 0.65rem 1.75rem;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all 0.2s;
}
.btn-primary {
  background: var(--clr-primary);
  color: #fff;
}
.btn-primary:hover { background: var(--clr-primary-light); }
.btn-secondary {
  background: transparent;
  color: var(--clr-primary);
  border-color: var(--clr-primary);
}
.btn-secondary:hover {
  background: var(--clr-primary-pale);
}
.card-actions { display: flex; gap: 0.75rem; }

/* --- Card Output --- */
.card-output {
  padding: 1.5rem;
  line-height: 1.7;
}

/* --- Accordion Cards --- */
.accordion-toolbar {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 1rem;
}
.btn-sm {
  padding: 0.35rem 1rem;
  font-size: 0.8rem;
}
.accordion-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  margin-bottom: 0.75rem;
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: box-shadow 0.2s;
}
.accordion-card:hover {
  box-shadow: var(--shadow-lg);
}
.accordion-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.25rem;
  cursor: pointer;
  user-select: none;
  background: #f9fafb;
  border-bottom: 1px solid transparent;
  transition: background 0.2s, border-color 0.2s;
}
.accordion-header:hover {
  background: var(--clr-primary-pale);
}
.accordion-card.open > .accordion-header {
  background: #f0f4f8;
  border-bottom-color: var(--clr-border);
}
.accordion-header h3 {
  font-size: 1.05rem;
  color: var(--clr-primary);
  margin: 0;
  padding: 0;
  border: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.accordion-chevron {
  font-size: 1.2rem;
  color: var(--clr-text-muted);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}
.accordion-card.open > .accordion-header .accordion-chevron {
  transform: rotate(90deg);
  color: var(--clr-primary);
}
.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 1.5rem;
}
.accordion-card.open > .accordion-body {
  max-height: 5000px;
  padding: 1.25rem 1.5rem;
}

/* Adjust existing card-output h3 for non-accordion context */
.card-output h3 {
  font-size: 1.15rem;
  color: var(--clr-primary);
  margin: 2rem 0 0.75rem;
  padding-bottom: 0.35rem;
  border-bottom: 2px solid var(--clr-primary-pale);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.card-output h3:first-child { margin-top: 0; }
/* Inside accordion headers, override the card-output h3 margins/borders */
.accordion-header h3 {
  margin: 0 !important;
  padding-bottom: 0 !important;
  border-bottom: none !important;
}
.section-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--clr-primary);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
  flex-shrink: 0;
}
.card-output p { margin-bottom: 0.6rem; }
.card-output ul, .card-output ol {
  margin: 0.5rem 0 0.75rem 1.5rem;
}
.card-output li { margin-bottom: 0.4rem; }

/* Callouts */
.callout {
  border-left: 4px solid;
  border-radius: 4px;
  padding: 1rem 1.25rem;
  margin: 1rem 0;
  font-size: 0.9rem;
}
.callout-interpreter {
  border-color: var(--clr-danger);
  background: #fdedec;
  color: var(--clr-danger);
  font-weight: 700;
}
.callout-deliberation {
  border-color: var(--clr-warning);
  background: #fef5e7;
}
.callout-equity {
  border-color: var(--clr-accent);
  background: #e8f8f5;
}
.callout-trust {
  border-color: var(--clr-primary-light);
  background: #eaf2f8;
}

/* Score Cards */
.score-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
  margin: 1rem 0;
}
.score-card {
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 1.25rem;
  text-align: center;
}
.score-value {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1;
  margin: 0.5rem 0;
}
.score-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--clr-text-light);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.score-rationale {
  font-size: 0.85rem;
  color: var(--clr-text-light);
  margin-top: 0.5rem;
  text-align: left;
}
.score-high { color: var(--clr-success); border-color: var(--clr-success); }
.score-medium { color: var(--clr-warning); border-color: var(--clr-warning); }
.score-low { color: var(--clr-danger); border-color: var(--clr-danger); }

/* Tables */
.card-output table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  font-size: 0.9rem;
}
.card-output th {
  background: var(--clr-primary);
  color: #fff;
  padding: 0.65rem 1rem;
  text-align: left;
  font-weight: 600;
}
.card-output td {
  padding: 0.55rem 1rem;
  border-bottom: 1px solid var(--clr-border);
}
.card-output tr:nth-child(even) td { background: #f9fafb; }
.avoid-col { color: var(--clr-danger); font-weight: 600; }
.use-col { color: var(--clr-success); font-weight: 600; }

/* Script Blocks */
.script-block {
  background: #f7f9fc;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  margin: 1rem 0;
  font-size: 0.9rem;
  white-space: pre-wrap;
  line-height: 1.8;
}
.script-block .stage-label {
  display: inline-block;
  background: var(--clr-primary);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 0.15rem 0.6rem;
  border-radius: 3px;
  margin-bottom: 0.5rem;
}
.email-block {
  background: #fef9f0;
  border-color: var(--clr-warning);
}

/* FAQ */
.faq-item {
  margin-bottom: 1rem;
}
.faq-q {
  font-weight: 700;
  color: var(--clr-primary);
  margin-bottom: 0.25rem;
}
.faq-a {
  color: var(--clr-text);
  padding-left: 1rem;
  border-left: 3px solid var(--clr-primary-pale);
}

/* Check-in Guide */
.checkin-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin: 1rem 0;
}
.checkin-card {
  background: #f7f9fc;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 1rem;
}
.checkin-card h4 {
  font-size: 0.85rem;
  color: var(--clr-primary);
  margin-bottom: 0.5rem;
}

/* --- Footer --- */
.app-footer {
  text-align: center;
  padding: 1.5rem 2rem;
  background: var(--clr-surface);
  border-top: 1px solid var(--clr-border);
  margin-top: 2rem;
}
.app-footer p { font-size: 0.8rem; color: var(--clr-text-muted); }
.disclaimer { margin-top: 0.25rem; font-style: italic; }

/* --- Editable email --- */
.email-edit-hint {
  font-size: 0.75rem;
  color: var(--clr-text-muted);
  font-weight: 400;
  cursor: pointer;
}
.email-block[contenteditable="true"] {
  cursor: text;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.email-block[contenteditable="true"]:hover {
  border-color: var(--clr-primary-light);
}
.email-block[contenteditable="true"]:focus {
  outline: none;
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px rgba(41, 128, 185, 0.15);
}

/* --- Export dropdown --- */
.export-dropdown-wrapper {
  position: relative;
  display: inline-block;
}
.export-menu {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 4px;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  z-index: 200;
  min-width: 200px;
  overflow: hidden;
}
.export-option {
  display: block;
  width: 100%;
  padding: 0.6rem 1rem;
  border: none;
  background: none;
  text-align: left;
  font-size: 0.9rem;
  color: var(--clr-text);
  cursor: pointer;
  font-family: var(--font-main);
}
.export-option:hover {
  background: var(--clr-primary-pale);
}

/* --- Print --- */
@media print {
  .app-header, .app-footer, .form-actions, .card-actions, .nav-btn,
  #intake-section, #studies-section, .modal-overlay, #btn-back,
  .email-edit-hint, .export-menu, .accordion-toolbar { display: none !important; }
  #card-section { box-shadow: none; border: none; }
  .card-output { padding: 0; }
  body { background: #fff; }
  .card-output h3 { break-after: avoid; }
  .score-card, .script-block, .callout, .accordion-card { break-inside: avoid; }
  .email-block[contenteditable] { border-color: var(--clr-warning) !important; box-shadow: none !important; }
  /* Expand all accordion sections for print */
  .accordion-body { max-height: none !important; overflow: visible !important; padding: 1.25rem 1.5rem !important; }
  .accordion-card { box-shadow: none !important; border: 1px solid #ccc !important; }
  .accordion-chevron { display: none !important; }
}

/* --- Responsive --- */
@media (max-width: 768px) {
  /* Header */
  .app-header { padding: 0.5rem 1rem; }
  .header-content { flex-direction: column; text-align: center; gap: 0.5rem; }
  .logo { gap: 0.5rem; }
  .logo-icon { font-size: 1.5rem; }
  .logo h1 { font-size: 1.2rem; letter-spacing: 1px; }
  .tagline { font-size: 0.65rem; }
  nav { justify-content: center; flex-wrap: wrap; gap: 0.35rem; }
  .nav-btn { padding: 0.35rem 0.7rem; font-size: 0.78rem; }

  /* Main container */
  main { margin: 1rem auto; padding: 0 0.75rem; }

  /* Panels */
  .panel-header { padding: 1rem 1rem; flex-direction: column; text-align: center; gap: 0.5rem; }
  .panel-header h2 { font-size: 1.15rem; }
  .helper-text { font-size: 0.8rem; }

  /* Form */
  form { padding: 0.75rem; }
  fieldset { padding: 0.75rem 0.75rem; margin-bottom: 1rem; }
  legend { font-size: 0.9rem; }
  .form-grid { grid-template-columns: 1fr; gap: 0.75rem; }

  /* Checkbox groups (Race etc.) */
  .checkbox-group { grid-template-columns: 1fr; gap: 0.4rem 0; padding: 0.5rem; }

  /* Study picker */
  .study-picker-item { flex-wrap: wrap; padding: 0.5rem 0.65rem; gap: 0.4rem; }
  .picker-name { flex: 1 1 100%; min-width: 0; font-size: 0.84rem; line-height: 1.3; }
  .picker-phase { font-size: 0.7rem; }
  .status-badge { font-size: 0.65rem; padding: 0.15rem 0.45rem; }

  /* Form actions */
  .form-actions { flex-direction: column; gap: 0.5rem; }
  .form-actions .btn { width: 100%; text-align: center; }

  /* Card output */
  .card-output { padding: 0.75rem; }
  .card-output table { font-size: 0.78rem; display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .card-output th, .card-output td { padding: 0.45rem 0.6rem; white-space: nowrap; }
  .score-grid { grid-template-columns: 1fr; }
  .score-value { font-size: 2rem; }

  /* Accordion */
  .accordion-header { padding: 0.6rem 0.75rem; }
  .accordion-header h3 { font-size: 0.92rem; gap: 0.4rem; }
  .section-number { width: 24px; height: 24px; font-size: 0.7rem; }
  .accordion-body { padding: 0 0.75rem; }
  .accordion-card.open > .accordion-body { padding: 0.75rem; }

  /* Script blocks */
  .script-block { padding: 0.75rem; font-size: 0.85rem; }

  /* Callouts */
  .callout { padding: 0.75rem 0.9rem; font-size: 0.82rem; }

  /* Check-in grid */
  .checkin-grid { grid-template-columns: 1fr; }

  /* FAQ */
  .faq-a { padding-left: 0.75rem; }
}

/* Loading animation */
.loading-overlay {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 4rem 2rem;
  gap: 1rem;
}
.spinner {
  width: 48px;
  height: 48px;
  border: 4px solid var(--clr-primary-pale);
  border-top-color: var(--clr-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-text {
  font-size: 0.95rem;
  color: var(--clr-text-light);
}

/* ========================================================================
   Study Library
   ======================================================================== */

/* --- Summary Cards --- */
.study-summary-cards {
  display: flex;
  gap: 0.75rem;
  padding: 1.25rem 2rem;
  flex-wrap: wrap;
}
.summary-card {
  flex: 1 1 120px;
  min-width: 100px;
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  text-align: center;
}
.summary-card .count {
  font-size: 1.8rem;
  font-weight: 800;
  line-height: 1;
  color: var(--clr-primary);
}
.summary-card .count-label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--clr-text-light);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 0.25rem;
}
.summary-card.enrolling .count { color: var(--clr-success); }
.summary-card.active .count { color: var(--clr-primary-light); }
.summary-card.paused .count { color: var(--clr-warning); }
.summary-card.closed .count { color: var(--clr-text-muted); }

/* --- Study Table --- */
.study-table-wrap { padding: 0 2rem 2rem; }
.study-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.study-table th {
  background: var(--clr-primary);
  color: #fff;
  padding: 0.6rem 1rem;
  text-align: left;
  font-weight: 600;
  font-size: 0.82rem;
}
.study-table td {
  padding: 0.6rem 1rem;
  border-bottom: 1px solid var(--clr-border);
  vertical-align: middle;
}
.study-table tr:nth-child(even) td { background: #f9fafb; }
.study-table tr:hover td { background: var(--clr-primary-pale); }

/* --- Status Badges --- */
.status-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  padding: 0.2rem 0.6rem;
  border-radius: 10px;
  white-space: nowrap;
}
.status-enrolling { background: #d5f5e3; color: #1e8449; }
.status-active { background: var(--clr-primary-pale); color: var(--clr-primary); }
.status-paused { background: #fdebd0; color: #b9770e; }
.status-closed { background: #eaecee; color: #616a6b; }

/* --- Action Buttons in Table --- */
.action-btn {
  background: none;
  border: 1px solid var(--clr-border);
  border-radius: 4px;
  padding: 0.25rem 0.5rem;
  cursor: pointer;
  font-size: 0.78rem;
  color: var(--clr-text-light);
  transition: all 0.15s;
  margin-right: 0.35rem;
}
.action-btn:hover { background: var(--clr-primary-pale); color: var(--clr-primary); border-color: var(--clr-primary); }
.action-btn.delete:hover { background: #fdedec; color: var(--clr-danger); border-color: var(--clr-danger); }

/* --- Empty State --- */
.empty-state {
  text-align: center;
  padding: 3rem 2rem;
  color: var(--clr-text-light);
}
.empty-icon { font-size: 3rem; margin-bottom: 0.75rem; opacity: 0.5; }
.empty-state p { margin-bottom: 1rem; font-size: 1rem; }

/* --- btn-danger --- */
.btn-danger {
  background: var(--clr-danger);
  color: #fff;
  padding: 0.65rem 1.75rem;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all 0.2s;
}
.btn-danger:hover { background: #a93226; }

/* ========================================================================
   Modal
   ======================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.modal {
  background: var(--clr-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 680px;
  max-height: 90vh;
  overflow-y: auto;
  animation: modalIn 0.2s ease-out;
}
.modal.modal-sm { max-width: 440px; }
@keyframes modalIn { from { opacity: 0; transform: translateY(-16px); } to { opacity: 1; transform: translateY(0); } }
.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--clr-border);
}
.modal-header h3 { color: var(--clr-primary); font-size: 1.15rem; margin: 0; border: none; }
.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--clr-text-muted);
  line-height: 1;
  padding: 0 0.25rem;
}
.modal-close:hover { color: var(--clr-danger); }
.modal-form { padding: 1.5rem; }
.modal-form .form-grid { margin-top: 0; }
.modal-body { padding: 1.5rem; }
.modal-body p { margin-bottom: 1rem; }
.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--clr-border);
}
.ctgov-divider {
  border: none;
  border-top: 1px dashed var(--clr-border);
  margin: 0.25rem 0 1rem;
}

/* ========================================================================
   ClinicalTrials.gov Search
   ======================================================================== */
.ctgov-search-root {
  position: relative;
  margin-bottom: 0.75rem;
}
.ctgov-search label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--clr-primary);
  margin-bottom: 0.3rem;
}
.ctgov-input-row {
  position: relative;
}
.ctgov-input-row input {
  width: 100%;
  padding-right: 2.5rem;
}
.ctgov-spinner {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  border: 3px solid var(--clr-primary-pale);
  border-top-color: var(--clr-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
.ctgov-results {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(100% + 2px);
  z-index: 250;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  max-height: 320px;
  overflow-y: auto;
}
.ctgov-result-item {
  display: block;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 0.65rem 0.9rem;
  border-bottom: 1px solid #f0f0f0;
  cursor: pointer;
  font-family: var(--font-main);
}
.ctgov-result-item:last-child { border-bottom: none; }
.ctgov-result-item:hover { background: var(--clr-primary-pale); }
.ctgov-result-title {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--clr-text);
  line-height: 1.25;
}
.ctgov-result-meta {
  font-size: 0.78rem;
  color: var(--clr-text-light);
  margin-top: 0.2rem;
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.ctgov-no-results,
.ctgov-error {
  padding: 0.85rem 0.9rem;
  font-size: 0.85rem;
  color: var(--clr-text-light);
}
.ctgov-error { color: var(--clr-danger); }
.import-textarea {
  width: 100%;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--clr-border);
  border-radius: 6px;
  resize: vertical;
}

/* ========================================================================
   Study Picker (in Intake Form)
   ======================================================================== */
.study-picker {
  border: 1px solid var(--clr-border);
  border-radius: 6px;
  max-height: 220px;
  overflow-y: auto;
  background: #fff;
}
.study-picker-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 0.9rem;
  border-bottom: 1px solid #f0f0f0;
  cursor: pointer;
  transition: background 0.15s;
}
.study-picker-item:last-child { border-bottom: none; }
.study-picker-item:hover { background: #f0f6fb; }
.study-picker-item input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--clr-primary);
  flex-shrink: 0;
}
.study-picker-item.checked { background: #e8f0fe; }
.picker-name {
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--clr-text);
  flex: 1;
}
.picker-phase {
  font-size: 0.75rem;
  color: var(--clr-text-light);
  white-space: nowrap;
}
.study-picker-empty {
  padding: 1.25rem;
  text-align: center;
  color: var(--clr-text-muted);
  font-size: 0.88rem;
}
.study-picker-empty a { color: var(--clr-primary-light); }
.field-hint a { color: var(--clr-primary-light); text-decoration: none; }
.field-hint a:hover { text-decoration: underline; }

/* --- Nav active state --- */
.nav-btn.active {
  background: rgba(255,255,255,0.3);
  border-color: rgba(255,255,255,0.6);
}

/* --- Responsive additions --- */
@media (max-width: 768px) {
  .study-summary-cards { padding: 0.75rem; gap: 0.5rem; }
  .summary-card { padding: 0.5rem 0.65rem; min-width: 70px; }
  .summary-card .count { font-size: 1.4rem; }
  .summary-card .count-label { font-size: 0.65rem; }
  .study-table-wrap { padding: 0 0.75rem 0.75rem; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .study-table { font-size: 0.8rem; }
  .study-table th, .study-table td { padding: 0.45rem 0.6rem; }
  .modal { max-width: 100%; margin: 0.25rem; border-radius: 6px; }
  .modal-header { padding: 1rem; }
  .modal-form { padding: 1rem; }
  .modal-form .form-grid { grid-template-columns: 1fr; }
  .modal-actions { padding: 0.75rem 1rem; }
  .modal-actions .btn { font-size: 0.85rem; padding: 0.55rem 1.25rem; }

  /* Export menu */
  .export-dropdown-wrapper { position: static; }
  .export-menu { right: 0.5rem; left: auto; min-width: 170px; }
}

/* --- Extra small screens (≤ 400px) --- */
@media (max-width: 400px) {
  .app-header { padding: 0.4rem 0.5rem; }
  .logo h1 { font-size: 1.1rem; }
  .tagline { display: none; }
  main { padding: 0 0.5rem; }
  form { padding: 0.5rem; }
  fieldset { padding: 0.5rem; }
  .panel-header { padding: 0.75rem; }
  .nav-btn { padding: 0.3rem 0.5rem; font-size: 0.72rem; }
  .study-picker-item { padding: 0.45rem 0.5rem; }
  .card-output th, .card-output td { padding: 0.35rem 0.4rem; font-size: 0.72rem; }
}