/* CareNotes Observation Journal — senior-friendly, offline product */

:root {
  --accent: #0f5c6e;
  --accent-hover: #0a4654;
  --accent-soft: #e6f3f6;
  --accent-mid: #1a7a90;
  --warn: #9a4d0a;
  --warn-bg: #fff4e8;
  --danger: #9b1c1c;
  --danger-bg: #fdecec;
  --ok: #1b6b3a;
  --ok-bg: #e8f6ee;
  --text: #1a1f24;
  --text-secondary: #3d4a54;
  --muted: #5c6b75;
  --border: #c5d0d6;
  --bg: #f4f7f8;
  --surface: #ffffff;
  --shadow: 0 1px 3px rgba(26, 31, 36, 0.08), 0 4px 12px rgba(26, 31, 36, 0.06);
  --radius: 12px;
  --radius-sm: 8px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --space: 1rem;
  --touch: 48px;
  --max: 720px;
}

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

html {
  font-size: 18px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.5;
}

/* Focus */
:focus-visible {
  outline: 3px solid var(--accent-mid);
  outline-offset: 2px;
}

button:focus:not(:focus-visible),
a:focus:not(:focus-visible) {
  outline: none;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 1000;
  background: var(--accent);
  color: #fff;
  padding: 0.75rem 1rem;
  font-weight: 600;
  text-decoration: none;
}

.skip-link:focus {
  left: 0.5rem;
  top: 0.5rem;
}

/* Header */
.app-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0.85rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

.brand-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 1.25rem;
  flex-shrink: 0;
}

.brand h1 {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.01em;
}

.tagline {
  margin: 0.1rem 0 0;
  font-size: 0.85rem;
  color: var(--muted);
}

.header-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* Tabs */
.tab-nav {
  display: flex;
  gap: 0.25rem;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0.5rem 0.75rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 40;
  scrollbar-width: thin;
}

/* stick under header — recalculate if header wraps */
.app-header + .tab-nav {
  top: auto;
  position: sticky;
  top: 0;
}

.tab {
  flex: 0 0 auto;
  min-height: var(--touch);
  min-width: var(--touch);
  padding: 0.5rem 0.9rem;
  border: none;
  border-radius: 999px;
  background: transparent;
  color: var(--text-secondary);
  font: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
}

.tab:hover {
  background: var(--accent-soft);
  color: var(--accent);
}

.tab.is-active,
.tab[aria-selected="true"] {
  background: var(--accent);
  color: #fff;
}

/* Main */
main {
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.25rem 1rem 3rem;
}

.panel[hidden] {
  display: none !important;
}

.panel-title {
  margin: 0 0 0.35rem;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}

.panel-lead {
  margin: 0 0 1.25rem;
  color: var(--text-secondary);
  font-size: 1rem;
}

.panel-header-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.25rem;
  flex-wrap: wrap;
}

.panel-header-row .panel-lead {
  margin-bottom: 0.75rem;
}

/* Care banner */
.care-banner {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-mid) 100%);
  color: #fff;
  border-radius: var(--radius);
  padding: 1.15rem 1.25rem;
  margin-bottom: 1.25rem;
  box-shadow: var(--shadow);
}

.care-banner-label {
  margin: 0;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  opacity: 0.9;
}

.care-banner-name {
  margin: 0.2rem 0 0.15rem;
  font-size: 1.35rem;
  font-weight: 700;
}

.care-banner-meta {
  margin: 0 0 0.85rem;
  font-size: 0.95rem;
  opacity: 0.95;
}

.care-banner .btn-secondary {
  background: rgba(255, 255, 255, 0.18);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.45);
}

.care-banner .btn-secondary:hover {
  background: rgba(255, 255, 255, 0.28);
}

/* Stats */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

@media (min-width: 560px) {
  .stat-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.9rem 1rem;
  box-shadow: var(--shadow);
}

.stat-card.stat-warn {
  border-color: #e8c59a;
  background: var(--warn-bg);
}

.stat-label {
  margin: 0;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.stat-value {
  margin: 0.25rem 0 0.5rem;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.2;
}

.stat-warn .stat-value {
  color: var(--warn);
}

.stat-link {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0;
  border: none;
  background: none;
  color: var(--accent);
  font: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.stat-link:hover {
  color: var(--accent-hover);
}

/* Cards */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem 1.15rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow);
}

.card-danger {
  border-color: #e8b4b4;
  background: #fffafa;
}

.card-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
  flex-wrap: wrap;
}

.card-head h3 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
}

.body-text {
  margin: 0 0 1rem;
  color: var(--text-secondary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-height: var(--touch);
  min-width: var(--touch);
  padding: 0.6rem 1.15rem;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  font: inherit;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}

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

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

.btn-primary:hover:not(:disabled) {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.btn-secondary {
  background: var(--surface);
  color: var(--accent);
  border-color: var(--accent);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--accent-soft);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border-color: transparent;
}

.btn-ghost:hover:not(:disabled) {
  background: var(--bg);
  color: var(--text);
}

.btn-danger {
  background: var(--danger);
  color: #fff;
  border-color: var(--danger);
}

.btn-danger:hover:not(:disabled) {
  background: #7f1616;
}

.btn-text {
  min-height: 40px;
  min-width: auto;
  padding: 0.25rem 0.4rem;
  background: none;
  border: none;
  color: var(--accent);
  font: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.btn-text:hover {
  color: var(--accent-hover);
}

.btn-sm {
  min-height: 44px;
  padding: 0.45rem 0.9rem;
  font-size: 0.95rem;
}

.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--touch);
  height: var(--touch);
  min-width: var(--touch);
  padding: 0;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-secondary);
  font-size: 1.75rem;
  line-height: 1;
  cursor: pointer;
}

.btn-icon:hover {
  background: var(--bg);
  color: var(--text);
}

.btn-row {
  display: flex;
  gap: 0.65rem;
  align-items: center;
  flex-wrap: nowrap;
}

.btn-row.wrap {
  flex-wrap: wrap;
}

/* Forms */
.field {
  margin-bottom: 0.9rem;
}

.field label,
.fieldset legend {
  display: block;
  margin-bottom: 0.35rem;
  font-weight: 600;
  color: var(--text);
  font-size: 0.95rem;
}

.req {
  color: var(--danger);
}

input[type="text"],
input[type="search"],
input[type="date"],
input[type="time"],
input[type="number"],
select,
textarea {
  width: 100%;
  min-height: var(--touch);
  padding: 0.55rem 0.75rem;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  font: inherit;
  font-size: 1rem;
  color: var(--text);
  background: var(--surface);
  appearance: auto;
}

textarea {
  min-height: 6rem;
  resize: vertical;
  line-height: 1.45;
}

input:hover,
select:hover,
textarea:hover {
  border-color: #9aadb8;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent);
  outline: 3px solid color-mix(in srgb, var(--accent) 25%, transparent);
  outline-offset: 0;
}

input::placeholder,
textarea::placeholder {
  color: #7a8a94;
}

.field-check {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
}

.field-check input[type="checkbox"] {
  width: 1.35rem;
  height: 1.35rem;
  min-height: auto;
  margin-top: 0.2rem;
  flex-shrink: 0;
  accent-color: var(--accent);
}

.field-check label {
  margin: 0;
  font-weight: 500;
}

.fieldset {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem 0.25rem;
  margin: 0 0 0.9rem;
}

.field-inline {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0 1rem;
}

@media (min-width: 520px) {
  .form-grid {
    grid-template-columns: 1fr 1fr;
  }

  .form-grid .field-check {
    grid-column: 1 / -1;
  }
}

.form-stack .btn-row {
  margin-top: 0.25rem;
}

.filter-bar {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  margin-bottom: 0.75rem;
  box-shadow: var(--shadow);
}

@media (min-width: 560px) {
  .filter-bar {
    grid-template-columns: 1fr 1fr;
  }

  .filter-bar .field-grow {
    grid-column: 1 / -1;
  }
}

.muted-sm {
  font-size: 0.9rem;
  color: var(--muted);
  margin: 0 0 0.75rem;
}

/* Item list */
.item-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.item-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.95rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.item-card.attention {
  border-left: 4px solid var(--warn);
  background: linear-gradient(90deg, var(--warn-bg) 0%, var(--surface) 28%);
}

.item-card.sample-item {
  border-style: dashed;
}

.item-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.item-title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
}

.item-meta {
  margin: 0;
  font-size: 0.9rem;
  color: var(--muted);
}

.item-body {
  margin: 0;
  color: var(--text-secondary);
  white-space: pre-wrap;
}

.item-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  background: var(--accent-soft);
  color: var(--accent);
}

.tag.tag-warn {
  background: var(--warn-bg);
  color: var(--warn);
}

.tag.tag-sample {
  background: #eef0f2;
  color: var(--muted);
}

.item-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.25rem;
}

.item-actions .btn {
  min-height: 44px;
  padding: 0.4rem 0.85rem;
  font-size: 0.95rem;
}

.empty-state {
  text-align: center;
  padding: 1.75rem 1rem;
  color: var(--muted);
  background: var(--surface);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
}

.empty-state p {
  margin: 0 0 1rem;
}

.empty-hint {
  margin: 0;
  color: var(--muted);
  font-style: italic;
}

/* Category bars */
.category-bars {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.cat-row {
  display: grid;
  grid-template-columns: 8.5rem 1fr 2.5rem;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
}

.cat-label {
  color: var(--text-secondary);
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.cat-track {
  height: 12px;
  background: var(--bg);
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid var(--border);
}

.cat-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 999px;
  min-width: 0;
  transition: width 0.25s ease;
}

.cat-count {
  text-align: right;
  font-weight: 700;
  color: var(--text);
}

/* Summary */
.summary-output {
  background: #fafcfd;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1rem 1.1rem;
  min-height: 8rem;
  white-space: pre-wrap;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.55;
  color: var(--text);
}

.summary-output h4 {
  margin: 1rem 0 0.4rem;
  font-size: 1.05rem;
  color: var(--accent);
}

.summary-output h4:first-child {
  margin-top: 0;
}

.summary-output ul {
  margin: 0.25rem 0 0.5rem;
  padding-left: 1.25rem;
}

.summary-output li {
  margin-bottom: 0.35rem;
}

.insight-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
}

.insight-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.75rem 0.9rem;
}

.insight-card .label {
  margin: 0;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.insight-card .value {
  margin: 0.2rem 0 0;
  font-size: 1.2rem;
  font-weight: 700;
}

/* Modal */
.modal {
  border: none;
  border-radius: var(--radius);
  padding: 0;
  width: min(100% - 1.5rem, 520px);
  max-height: min(92vh, 900px);
  box-shadow: 0 12px 40px rgba(26, 31, 36, 0.2);
  color: var(--text);
}

.modal::backdrop {
  background: rgba(26, 31, 36, 0.45);
}

.modal-sm {
  width: min(100% - 1.5rem, 400px);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.75rem 0.75rem 0.75rem 1.15rem;
  border-bottom: 1px solid var(--border);
}

.modal-header h2 {
  margin: 0;
  font-size: 1.15rem;
}

.modal-body {
  padding: 1.1rem 1.15rem;
  overflow-y: auto;
  max-height: calc(92vh - 9rem);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  flex-wrap: wrap;
  padding: 0.85rem 1.15rem;
  border-top: 1px solid var(--border);
  background: #fafcfd;
}

/* Toast */
.toast {
  position: fixed;
  bottom: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 200;
  max-width: min(90vw, 420px);
  padding: 0.85rem 1.15rem;
  background: var(--text);
  color: #fff;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  box-shadow: var(--shadow);
  text-align: center;
}

.toast[hidden] {
  display: none !important;
}

/* Footer */
.app-footer {
  max-width: var(--max);
  margin: 0 auto;
  padding: 1rem 1rem 2rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
  border-top: 1px solid var(--border);
}

.app-footer p {
  margin: 0;
}

/* Print */
@media print {
  .app-header,
  .tab-nav,
  .app-footer,
  .filter-bar,
  .btn,
  .header-actions,
  #panel-home,
  #panel-journal,
  #panel-visits,
  #panel-person,
  #panel-settings,
  .skip-link,
  .toast {
    display: none !important;
  }

  #panel-summary {
    display: block !important;
  }

  #panel-summary .card:first-of-type,
  #panel-summary .btn-row,
  #insights-heading,
  #summary-insights {
    display: none !important;
  }

  body {
    background: #fff;
  }

  main {
    max-width: none;
    padding: 0;
  }

  .summary-output {
    border: none;
    padding: 0;
    white-space: pre-wrap;
  }

  .summary-card {
    box-shadow: none;
    border: none;
    padding: 0;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }
}