/* ============================================
   HEALTH DASHBOARD — STYLES
   Clean, accessible, light mode
   ============================================ */

:root {
  /* Base palette */
  --bg-primary: #F7F8FA;
  --bg-white: #FFFFFF;
  --bg-hover: #EEF1F5;
  --bg-active: #E3E8EF;

  /* Text */
  --text-primary: #1A1D23;
  --text-secondary: #4A5060;
  --text-muted: #7A8299;
  --text-inverse: #FFFFFF;

  /* Accent */
  --accent: #2563AA;
  --accent-hover: #1D4F8A;
  --accent-light: #E8F0FA;
  --accent-border: #B8D4F0;

  /* Status colors */
  --tag-bg: #E8EDF5;
  --tag-text: #3A4A6B;
  --ongoing-bg: #DEF2E6;
  --ongoing-text: #1A6B3A;
  --temporary-bg: #FFF3DB;
  --temporary-text: #8A6A10;
  --danger: #D13438;
  --danger-hover: #A82A2D;
  --danger-light: #FDE8E8;
  --warning-bg: #FFF8E1;
  --warning-border: #E6C94A;

  /* Borders */
  --border: #D8DDE6;
  --border-light: #E8ECF2;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);

  /* Sizing */
  --radius: 8px;
  --radius-sm: 6px;
  --radius-lg: 12px;
  --nav-height: 52px;
  --header-height: 56px;

  /* Typography */
  --font-main: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
}

/* ============================================
   RESET & BASE
   ============================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font-main);
  font-size: 15px;
  line-height: 1.55;
  color: var(--text-primary);
  background: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
}

/* ============================================
   SCREENS
   ============================================ */
.screen { display: none; }
.screen.active { display: block; }

/* Auth Screen */
.auth-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 2rem;
  text-align: center;
}
.auth-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}
.auth-subtitle {
  color: var(--text-secondary);
  margin-bottom: 2rem;
  font-size: 1.05rem;
}
.auth-note {
  margin-top: 1.5rem;
  color: var(--text-muted);
  font-size: 0.85rem;
  max-width: 320px;
}

/* ============================================
   TOP BAR
   ============================================ */
.top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  padding: 0 1.5rem;
  background: var(--bg-white);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.app-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
}
.top-bar-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.user-email {
  color: var(--text-muted);
  font-size: 0.82rem;
}

/* ============================================
   NAVIGATION
   ============================================ */
.main-nav {
  background: var(--bg-white);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: var(--header-height);
  z-index: 99;
}

/* Desktop: show full bar, hide mobile priority */
.nav-desktop {
  display: flex;
  gap: 0;
  padding: 0 1rem;
}
.nav-mobile-priority {
  display: none;
}

.nav-btn {
  padding: 0.85rem 1.15rem;
  font-size: 0.88rem;
  font-weight: 500;
  font-family: var(--font-main);
  color: var(--text-secondary);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: color 0.15s, border-color 0.15s;
}
.nav-btn:hover { color: var(--text-primary); }
.nav-btn.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
  font-weight: 600;
}

/* More dropdown wrapper */
.nav-more-wrapper {
  position: relative;
}
.nav-more-btn {
  padding: 0.85rem 1rem;
  font-size: 0.88rem;
  font-weight: 600;
  font-family: var(--font-main);
  color: var(--text-secondary);
  background: none;
  border: none;
  cursor: pointer;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
}
.nav-more-btn:hover { color: var(--text-primary); }
.nav-more-btn.has-active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}
.nav-more-menu {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  min-width: 200px;
  z-index: 200;
  overflow: hidden;
}
.nav-more-menu.open {
  display: flex;
  flex-direction: column;
}
.nav-menu-item {
  padding: 0.75rem 1rem;
  font-size: 0.92rem;
  font-weight: 500;
  font-family: var(--font-main);
  color: var(--text-primary);
  background: none;
  border: none;
  text-align: left;
  cursor: pointer;
  transition: background 0.12s;
}
.nav-menu-item:hover {
  background: var(--bg-hover);
}
.nav-menu-item.active {
  color: var(--accent);
  font-weight: 600;
  background: var(--accent-light);
}

/* ============================================
   CONTENT
   ============================================ */
.content {
  max-width: 960px;
  margin: 0 auto;
  padding: 1.5rem;
}
.section { display: none; }
.section.active { display: block; }

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}
.section-header h2 {
  font-size: 1.4rem;
  font-weight: 700;
}
.section-description {
  color: var(--text-secondary);
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  font-family: var(--font-main);
  font-weight: 600;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.btn-primary {
  background: var(--accent);
  color: var(--text-inverse);
  padding: 0.55rem 1.1rem;
  font-size: 0.88rem;
}
.btn-primary:hover { background: var(--accent-hover); }
.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  padding: 0.4rem 0.8rem;
  font-size: 0.85rem;
  border: 1px solid var(--border);
}
.btn-ghost:hover { background: var(--bg-hover); }
.btn-danger {
  background: var(--danger);
  color: var(--text-inverse);
  padding: 0.55rem 1.1rem;
  font-size: 0.88rem;
}
.btn-danger:hover { background: var(--danger-hover); }
.btn-small { padding: 0.3rem 0.7rem; font-size: 0.8rem; }
.btn-large {
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
}
.btn-icon {
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0.35rem;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 1rem;
  transition: all 0.15s;
}
.btn-icon:hover { background: var(--bg-hover); color: var(--text-primary); }
.btn-icon.danger:hover { background: var(--danger-light); color: var(--danger); }

/* ============================================
   FILTER BAR
   ============================================ */
.filter-bar {
  display: flex;
  gap: 0.35rem;
  margin-bottom: 1rem;
}
.filter-btn {
  font-family: var(--font-main);
  font-size: 0.82rem;
  font-weight: 500;
  padding: 0.4rem 0.85rem;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: var(--bg-white);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s;
}
.filter-btn:hover { background: var(--bg-hover); }
.filter-btn.active {
  background: var(--accent);
  color: var(--text-inverse);
  border-color: var(--accent);
}

/* ============================================
   ITEMS LIST (Cards)
   ============================================ */
.items-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.item-card {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 1rem 1.15rem;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  transition: box-shadow 0.15s;
}
.item-card:hover { box-shadow: var(--shadow-sm); }

.item-info { flex: 1; min-width: 0; }
.item-name {
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 0.2rem;
}
.item-detail {
  color: var(--text-secondary);
  font-size: 0.88rem;
  margin-bottom: 0.15rem;
}
.item-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin-top: 0.45rem;
}
.tag {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.2rem 0.55rem;
  border-radius: 100px;
  background: var(--tag-bg);
  color: var(--tag-text);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.tag-ongoing { background: var(--ongoing-bg); color: var(--ongoing-text); }
.tag-temporary { background: var(--temporary-bg); color: var(--temporary-text); }

.item-actions {
  display: flex;
  gap: 0.25rem;
  flex-shrink: 0;
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-muted);
}
.empty-state p { font-size: 0.95rem; }

/* ============================================
   NOTES
   ============================================ */
.notes-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 1.25rem;
}
.notes-sidebar {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.quick-note-btn {
  width: 100%;
  justify-content: center;
  font-size: 1.05rem;
  padding: 0.9rem 1rem;
}
.notes-feed {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-height: calc(100vh - 260px);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.note-card {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 0.9rem 1rem;
}
.note-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.4rem;
}
.note-date {
  font-size: 0.78rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
}
.note-provider-tag {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: 100px;
  background: var(--accent-light);
  color: var(--accent);
}
.note-text {
  font-size: 0.92rem;
  color: var(--text-primary);
  white-space: pre-wrap;
}
.note-actions {
  margin-top: 0.5rem;
  display: flex;
  gap: 0.25rem;
}

/* ============================================
   PRINT / EXPORT
   ============================================ */
.print-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}
.print-card {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}
.print-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.35rem;
}
.print-card > p {
  color: var(--text-secondary);
  font-size: 0.88rem;
  margin-bottom: 1rem;
}
.print-controls {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* ============================================
   FORMS / INPUTS
   ============================================ */
.field-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.3rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.input-field {
  width: 100%;
  font-family: var(--font-main);
  font-size: 0.92rem;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-white);
  color: var(--text-primary);
  transition: border-color 0.15s;
}
.input-field:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37,99,170,0.12);
}
.input-large {
  font-size: 1.05rem;
  padding: 0.7rem 0.9rem;
}
.textarea-large {
  resize: vertical;
  min-height: 120px;
  line-height: 1.5;
}
select.input-field { cursor: pointer; }

/* Toggle groups */
.toggle-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.5rem;
}
.toggle-chip {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.82rem;
  padding: 0.35rem 0.7rem;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: var(--bg-white);
  cursor: pointer;
  transition: all 0.15s;
  user-select: none;
}
.toggle-chip input[type="checkbox"] { display: none; }
.toggle-chip.active {
  background: var(--accent-light);
  border-color: var(--accent-border);
  color: var(--accent);
}
.toggle-single {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}
.toggle-single input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
}

/* Checkbox group in forms */
.checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.checkbox-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.82rem;
  padding: 0.35rem 0.7rem;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: var(--bg-white);
  cursor: pointer;
  transition: all 0.15s;
  user-select: none;
}
.checkbox-chip:hover { background: var(--bg-hover); }
.checkbox-chip.selected {
  background: var(--accent-light);
  border-color: var(--accent-border);
  color: var(--accent);
  font-weight: 500;
}
.checkbox-chip input[type="checkbox"] { display: none; }

/* Provider mapping in provider form */
.concern-mapping {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.25rem;
}

/* ============================================
   MODALS
   ============================================ */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 500;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.modal-overlay.visible {
  display: flex;
}
.modal {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 560px;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
}
.modal-small { max-width: 400px; }
.modal-quick-note { max-width: 500px; }
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-light);
}
.modal-header h3 { font-size: 1.1rem; font-weight: 700; }
.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.2rem;
  line-height: 1;
}
.modal-close:hover { color: var(--text-primary); }
.modal-body { padding: 1.25rem; }
.modal-body .field-label { margin-top: 0.75rem; }
.modal-body .field-label:first-child { margin-top: 0; }
.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  margin-top: 1.25rem;
}

.delete-warning {
  font-size: 0.95rem;
  color: var(--text-primary);
  padding: 0.75rem 0;
}

/* ============================================
   FORM INFO
   ============================================ */
.forminfo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.forminfo-card {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.15rem 1.25rem;
}
.forminfo-card-wide {
  grid-column: 1 / -1;
}
.forminfo-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.65rem;
  color: var(--accent);
}
.forminfo-fields {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.forminfo-row {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  font-size: 0.9rem;
  padding: 0.3rem 0.5rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.12s;
}
.forminfo-row:hover {
  background: var(--bg-hover);
}
.forminfo-row:active {
  background: var(--accent-light);
}
.forminfo-label {
  font-weight: 600;
  color: var(--text-secondary);
  min-width: 80px;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  flex-shrink: 0;
}
.forminfo-value {
  color: var(--text-primary);
  user-select: all;
}
.forminfo-list {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  max-height: 300px;
  overflow-y: auto;
}
.forminfo-list-item {
  font-size: 0.9rem;
  padding: 0.3rem 0.5rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.12s;
}
.forminfo-list-item:hover { background: var(--bg-hover); }
.forminfo-list-item:active { background: var(--accent-light); }
.forminfo-list-item .sub {
  color: var(--text-muted);
  font-size: 0.82rem;
}
.forminfo-providers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 0.75rem;
}
.forminfo-provider-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 0.75rem 0.9rem;
}
.forminfo-provider-card h4 {
  font-size: 0.92rem;
  font-weight: 700;
  margin-bottom: 0.3rem;
}
.forminfo-provider-card .forminfo-row {
  font-size: 0.85rem;
  padding: 0.2rem 0.35rem;
}
.forminfo-provider-card .forminfo-label {
  min-width: 65px;
  font-size: 0.75rem;
}
.copied-toast {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--text-primary);
  color: var(--text-inverse);
  padding: 0.5rem 1.2rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 600;
  z-index: 2000;
  pointer-events: none;
  animation: fadeInOut 1s ease;
}
@keyframes fadeInOut {
  0% { opacity: 0; transform: translate(-50%, -50%) scale(0.9); }
  20% { opacity: 1; transform: translate(-50%, -50%) scale(1); }
  80% { opacity: 1; }
  100% { opacity: 0; }
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
  .content { padding: 0.75rem; }
  .notes-layout { grid-template-columns: 1fr; }
  .notes-sidebar { flex-direction: column; gap: 0.5rem; }
  .quick-note-btn { width: 100%; min-width: unset; }
  .notes-search { width: 100%; }
  .print-options { grid-template-columns: 1fr; }
  .forminfo-grid { grid-template-columns: 1fr; }
  .forminfo-providers-grid { grid-template-columns: 1fr; }

  /* Top bar */
  .top-bar { padding: 0 0.75rem; }
  .user-email { display: none; }
  .app-title { font-size: 1rem; }

  /* Nav — swap to mobile priority view */
  .nav-desktop { display: none; }
  .nav-mobile-priority {
    display: flex;
    align-items: stretch;
    padding: 0;
  }
  .nav-mobile-priority .nav-btn {
    flex: 1;
    text-align: center;
    padding: 0.75rem 0.5rem;
    font-size: 0.85rem;
  }
  .nav-more-btn {
    padding: 0.75rem 0.85rem;
    font-size: 0.85rem;
  }
  .nav-more-menu {
    right: 0;
    left: auto;
  }

  /* Cards */
  .item-card { padding: 0.85rem; }

  /* Modal */
  .modal { max-height: 90vh; max-width: 95vw; }
}

@media (max-width: 480px) {
  .section-header { flex-direction: column; align-items: flex-start; gap: 0.5rem; }
  .section-header .btn { width: 100%; justify-content: center; }
  .item-card { flex-direction: column; }
  .item-actions { align-self: flex-end; }
  .filter-bar { flex-wrap: wrap; }
  .forminfo-row { flex-direction: column; gap: 0.1rem; }
  .forminfo-label { min-width: unset; }
}

/* ============================================
   LOADING STATE
   ============================================ */
.loading-spinner {
  display: flex;
  justify-content: center;
  padding: 2rem;
}
.spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ============================================
   TOAST NOTIFICATIONS
   ============================================ */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.toast {
  background: var(--text-primary);
  color: var(--text-inverse);
  padding: 0.7rem 1.1rem;
  border-radius: var(--radius);
  font-size: 0.88rem;
  font-weight: 500;
  box-shadow: var(--shadow-md);
  animation: slideIn 0.25s ease;
}
.toast.error { background: var(--danger); }
@keyframes slideIn {
  from { transform: translateY(10px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}