:root {
  color-scheme: light;
  --bg: #f6f7f9;
  --surface: #ffffff;
  --surface-strong: #eef2f5;
  --text: #1d252c;
  --muted: #66727d;
  --border: #d8e0e7;
  --accent: #1a7f64;
  --accent-strong: #106047;
  --danger: #a93d3d;
  --shadow: 0 1px 3px rgba(20, 32, 40, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
input,
select {
  font: inherit;
}

.app {
  width: min(980px, 100%);
  margin: 0 auto;
  padding: env(safe-area-inset-top) 16px 32px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0 12px;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1 {
  font-size: 2rem;
  line-height: 1.1;
}

.status-line {
  color: var(--muted);
  margin-top: 5px;
  font-size: 0.95rem;
}

.icon-button,
.secondary-button,
.primary-button,
.segmented {
  min-height: 44px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  padding: 0 14px;
}

.icon-button {
  min-width: 44px;
  text-transform: uppercase;
  font-size: 0.72rem;
  font-weight: 700;
}

.primary-button {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
  font-weight: 700;
}

.secondary-button {
  background: var(--surface);
}

.toolbar {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 8px;
  margin: 8px 0 18px;
}

.segmented.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
  font-weight: 700;
}

.sections {
  display: grid;
  gap: 18px;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.section-header h2 {
  font-size: 1.15rem;
}

.count {
  min-width: 30px;
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: var(--surface-strong);
  color: var(--muted);
  font-weight: 700;
}

.card-list {
  display: grid;
  gap: 10px;
}

.section-empty,
.empty-state {
  color: var(--muted);
  padding: 16px 0;
}

.item-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 14px;
}

.item-card.complete {
  opacity: 0.66;
}

.item-card.complete h3,
.item-card.complete .raw-text,
.item-card.complete .summary {
  text-decoration: line-through;
}

.item-main-row {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) minmax(112px, 148px);
  gap: 10px;
  align-items: start;
}

.main-checkbox {
  width: 28px;
  height: 28px;
  margin: 4px 0 0;
  accent-color: var(--accent);
}

.title-block {
  min-width: 0;
}

h3 {
  font-size: 1rem;
  line-height: 1.25;
  overflow-wrap: anywhere;
}

.meta {
  color: var(--muted);
  font-size: 0.85rem;
  margin-top: 3px;
}

.category-select {
  width: 100%;
  min-height: 40px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #ffffff;
  padding: 0 8px;
}

.raw-text {
  margin-top: 10px;
  line-height: 1.45;
  overflow-wrap: anywhere;
  color: #34424d;
}

.item-actions {
  display: flex;
  justify-content: flex-start;
  gap: 8px;
  margin-top: 10px;
}

.chatgpt-button {
  min-height: 38px;
}

/* Disclosure Triangles & Summary Styling */
details.summary-details,
details.context-details {
  margin-top: 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fdfefe;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.02);
}

details.summary-details summary,
details.context-details summary {
  padding: 8px 12px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-strong);
  cursor: pointer;
  user-select: none;
  list-style: none; /* Hide default browser marker */
}

details.summary-details summary::-webkit-details-marker,
details.context-details summary::-webkit-details-marker {
  display: none;
}

details.summary-details summary::before,
details.context-details summary::before {
  content: "";
  display: inline-block;
  width: 0;
  height: 0;
  border-top: 4px solid transparent;
  border-bottom: 4px solid transparent;
  border-left: 6px solid var(--muted);
  margin-right: 6px;
  transition: transform 0.2s;
  vertical-align: 1px;
}

details[open].summary-details summary::before,
details[open].context-details summary::before {
  transform: rotate(90deg);
}

details.summary-details[open] summary,
details.context-details[open] summary {
  border-bottom: 1px solid var(--border);
}

details.summary-details:not([open]) > .summary-content,
details.context-details:not([open]) > .context-list {
  display: none;
}

.summary-content {
  color: #24323b;
  background: #fafcfb;
  padding: 10px 12px;
  font-size: 0.88rem;
  line-height: 1.45;
}

.summary-content h4 {
  font-size: 0.92rem;
  margin: 12px 0 6px;
  color: var(--text);
}
.summary-content h4:first-child {
  margin-top: 0;
}
.summary-content p {
  margin: 0 0 8px;
  font-size: 0.88rem;
}
.summary-content p:last-child {
  margin-bottom: 0;
}
.summary-content ul {
  margin: 0 0 8px;
  padding-left: 20px;
}
.summary-content li {
  margin-bottom: 4px;
  font-size: 0.88rem;
}

.ai-status {
  margin-top: 10px;
  font-size: 0.86rem;
  color: var(--muted);
}

.ai-status.pending {
  color: var(--accent-strong);
}

.ai-status.failed {
  color: var(--danger);
}

.context-list {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.context-row {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 8px;
  align-items: start;
  min-height: 44px;
  padding: 8px;
  background: #f8fafb;
  border: 1px solid #e6ebef;
  border-radius: 8px;
}

.context-row input {
  width: 22px;
  height: 22px;
  margin-top: 1px;
  accent-color: var(--accent);
}

.context-content {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.context-title {
  overflow-wrap: anywhere;
}

.context-title a {
  color: var(--accent-strong);
  text-decoration-thickness: 1px;
}

.context-type {
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.context-summary {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.token-dialog {
  width: min(420px, calc(100% - 32px));
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0;
}

.token-dialog::backdrop {
  background: rgba(12, 18, 24, 0.42);
}

.token-dialog form {
  display: grid;
  gap: 12px;
  padding: 18px;
}

.token-dialog h2 {
  font-size: 1.15rem;
}

.token-dialog label {
  font-weight: 700;
}

.token-dialog input {
  min-height: 44px;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0 10px;
}

.dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

@media (max-width: 620px) {
  .app {
    padding-left: 12px;
    padding-right: 12px;
  }

  h1 {
    font-size: 1.65rem;
  }

  .toolbar {
    grid-template-columns: 1fr 1fr;
  }

  #refresh-button {
    grid-column: 1 / -1;
  }

  .item-main-row {
    grid-template-columns: 40px minmax(0, 1fr);
  }

  .category-select {
    grid-column: 2;
  }
}

/* FAB Styling */
.fab-button {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--accent);
  color: #ffffff;
  border: none;
  font-size: 28px;
  font-weight: bold;
  box-shadow: 0 4px 12px rgba(26, 127, 100, 0.4);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 500;
  transition: transform 0.2s, background-color 0.2s;
}
.fab-button:hover {
  background: var(--accent-strong);
  transform: scale(1.05);
}
.fab-button:active {
  transform: scale(0.95);
}

/* Edit and Add Buttons */
.edit-btn {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 1.1rem;
  padding: 4px 8px;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.2s, color 0.2s;
}
.edit-btn:hover {
  background-color: var(--surface-strong);
  color: var(--text);
}

.edit-context-btn {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 0.95rem;
  padding: 2px 6px;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  opacity: 1;
  transition: opacity 0.2s, background-color 0.2s, color 0.2s;
}
.context-row:hover .edit-context-btn,
.edit-context-btn:focus-visible {
  opacity: 1;
}
.edit-context-btn:hover {
  background-color: var(--surface-strong);
  color: var(--text);
}

.add-context-btn {
  background: none;
  border: 1px dashed var(--border);
  color: var(--accent);
  padding: 8px 12px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.88rem;
  font-weight: 600;
  text-align: center;
  margin-top: 10px;
  display: block;
  width: 100%;
  transition: background-color 0.2s, border-color 0.2s;
}
.add-context-btn:hover {
  background-color: rgba(26, 127, 100, 0.05);
  border-color: var(--accent);
}

/* User Written / Edited Styling (Peach/Orange tint) */
.user-written {
  background-color: #fffaf2 !important;
  border-color: #ffecd6 !important;
}
.user-edited {
  background-color: #fff9f0 !important;
  border-color: #ffdcb3 !important;
  border-left: 3px solid #ff9800 !important;
}

.user-badge {
  font-size: 0.72rem;
  background-color: #ffe0b2;
  color: #b78103;
  padding: 2px 6px;
  border-radius: 4px;
  margin-left: 8px;
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  display: inline-block;
}

.title-header-wrapper {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}