/* Collections page */
.collections-page {
  min-block-size: calc(100dvh - var(--layout-app-topnav-height));
  padding: var(--space-xl);
  background:
    radial-gradient(circle at 0% 0%, color-mix(in srgb, var(--color-primary) 12%, transparent), transparent 30%),
    radial-gradient(circle at 100% 100%, color-mix(in srgb, var(--color-warning) 10%, transparent), transparent 34%),
    var(--canvas-bg);
}

.collections-panel {
  display: grid;
  gap: var(--space-xl);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--theme-card) 96%, transparent), color-mix(in srgb, var(--theme-surface) 98%, transparent));
  border-color: color-mix(in srgb, var(--theme-border) 85%, transparent);
  box-shadow: var(--shadow-lg);
}

.collections-panel--compact {
  margin-inline: auto;
  max-inline-size: 36rem;
}

.collections-panel--narrow {
  margin-inline: auto;
  max-inline-size: 42rem;
}

.collections-panel__header {
  align-items: flex-start;
  margin-block-end: 0;
  padding-block-end: var(--space-md);
}

.collections-panel__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 2vw + 1.2rem, 3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  white-space: normal;
}

.collections-panel__lead {
  margin: var(--space-xs) 0 0;
  color: var(--theme-text-subtle);
  font-size: var(--text-md, 1rem);
  max-inline-size: 58ch;
  white-space: normal;
}

.collections-panel__eyebrow {
  margin-block-end: var(--space-xs);
}

.collections-summary {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
}

.collections-summary__card {
  background: color-mix(in srgb, var(--theme-card) 92%, transparent);
  border: 1px solid var(--theme-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  display: grid;
  gap: 0.2rem;
  min-block-size: 7.5rem;
  padding: var(--space-lg);
}

.collections-summary__card--accent {
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--color-warning) 12%, var(--theme-card)), color-mix(in srgb, var(--theme-card) 96%, transparent));
  border-color: color-mix(in srgb, var(--color-warning) 24%, var(--theme-border));
}

.collections-summary__label {
  color: var(--theme-muted);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  margin: 0;
  text-transform: uppercase;
}

.collections-summary__value {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 2vw + 0.8rem, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
  margin: 0;
}

.collections-tabs {
  display: grid;
  gap: var(--space-lg);
}

.collections-tabs__nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.collections-tabs__link {
  align-items: center;
  background: color-mix(in srgb, var(--theme-card) 90%, transparent);
  border: 1px solid var(--theme-border);
  border-radius: var(--radius-full);
  color: var(--theme-muted);
  display: inline-flex;
  font-size: var(--text-sm);
  font-weight: 600;
  padding: 0.55rem 0.9rem;
  text-decoration: none;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.collections-tabs__link:hover,
.collections-tabs__link:focus-visible {
  background: color-mix(in srgb, var(--theme-surface) 74%, transparent);
  color: var(--theme-text);
}

.collections-tabs__link.is-active {
  background: color-mix(in srgb, var(--color-primary) 14%, transparent);
  border-color: color-mix(in srgb, var(--color-primary) 32%, transparent);
  color: var(--theme-text);
}

.collections-tabs__panel,
.collections-tab-panel__section {
  display: grid;
  gap: var(--space-lg);
}

.collections-sources__shell {
  margin-inline: 0;
  max-inline-size: none;
}

.collections-sources__overview {
  grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
}

.collections-sources__sidebar-label {
  margin: 0;
}

.collections-sources__document-card {
  cursor: default;
  transform: none;
}

/* Sections */
.collections-section {
  display: grid;
  gap: var(--space-md);
}

.collections-section__heading {
  align-items: end;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: space-between;
}

.collections-section__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.collections-section__meta {
  color: var(--theme-muted);
  font-size: var(--text-sm);
  margin: 0;
}

/* Grid */
.collections-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(18rem, 1fr));
  gap: var(--space-md);
}

/* Card */
.collection-item {
  border: 1px solid var(--theme-border);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--theme-card) 94%, transparent), color-mix(in srgb, var(--theme-surface) 96%, transparent));
  box-shadow: var(--shadow-card);
  padding: var(--space-lg);
  display: grid;
  gap: var(--space-md);
  align-content: start;
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.collection-item:hover,
.collection-item:focus-within {
  border-color: color-mix(in srgb, var(--color-primary) 28%, var(--theme-border));
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}

.collection-item--start {
  text-decoration: none;
  color: inherit;
  border-style: dashed;
  border-color: color-mix(in srgb, var(--color-primary) 36%, var(--theme-border));
  background:
    radial-gradient(circle at top right, color-mix(in srgb, var(--color-primary) 14%, transparent), transparent 32%),
    linear-gradient(180deg, color-mix(in srgb, var(--theme-card) 94%, transparent), color-mix(in srgb, var(--color-primary) 4%, var(--theme-surface)));
}

.collection-item--start:hover,
.collection-item--start:focus-visible {
  border-color: color-mix(in srgb, var(--color-primary) 56%, var(--theme-border));
  background:
    radial-gradient(circle at top right, color-mix(in srgb, var(--color-primary) 18%, transparent), transparent 35%),
    linear-gradient(180deg, color-mix(in srgb, var(--theme-card) 94%, transparent), color-mix(in srgb, var(--color-primary) 8%, var(--theme-surface)));
  transform: translateY(-2px);
}

.collection-item__start-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: var(--text-sm);
  font-weight: 600;
  color: color-mix(in srgb, var(--color-primary) 82%, var(--theme-text));
}

.collection-item__header {
  display: flex;
  justify-content: space-between;
  gap: var(--space-sm);
  align-items: flex-start;
}

.collection-item__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.collection-item__title a {
  color: inherit;
  text-decoration: none;
}

.collection-item__title a:hover,
.collection-item__title a:focus-visible {
  color: var(--color-primary);
}

.collection-item__meta {
  margin: var(--space-xs) 0 0;
  color: var(--theme-muted);
  font-size: var(--text-xs);
}

.collection-item__eyebrow {
  color: var(--theme-muted);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  margin: 0 0 var(--space-xs);
  text-transform: uppercase;
}

.collection-item__description {
  margin: 0;
  color: var(--theme-text-subtle);
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
}

/* Gold display */
.collection-item__gold {
  margin: 0;
  display: grid;
  gap: 0.1rem;
  justify-items: end;
  text-align: right;
}

.collection-item__gold-amount {
  font-family: var(--font-display);
  font-size: var(--text-xl, 1.25rem);
  font-weight: 700;
  color: color-mix(in srgb, var(--color-warning, #d97706) 90%, var(--theme-text));
}

.collection-item__gold-label {
  font-size: var(--text-xs);
  color: var(--theme-muted);
}

/* Activity preview */
.collection-item__activity {
  border-block-start: 1px solid var(--theme-border);
  padding-block-start: var(--space-sm);
}

.collection-item__activity-title {
  margin: 0;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--theme-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.collection-item__activity-list {
  margin: var(--space-xs) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-xs);
  font-size: var(--text-sm);
  color: var(--theme-text-subtle);
}

.collection-item__activity-list li {
  display: flex;
  gap: var(--space-xs);
  align-items: baseline;
  justify-content: space-between;
}

.collection-item__activity-type {
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--theme-muted);
  min-inline-size: 3.5rem;
}

/* Actions */
.collection-item__actions {
  display: inline-flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
}

/* Edit details */
.collection-item__editor {
  border-block-start: 1px solid var(--theme-border);
  padding-block-start: var(--space-sm);
}

.collection-item__editor-toggle {
  cursor: pointer;
  color: var(--theme-text);
  font-size: var(--text-sm);
  font-weight: 500;
}

.collection-item__editor-actions {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
}

/* Forms */
.collections-form {
  display: grid;
  gap: var(--space-sm);
  margin-block-start: var(--space-sm);
}

/* Archived section */
.collections-archived {
  border-block-start: 1px solid var(--theme-border);
  padding-block-start: var(--space-lg);
  display: grid;
  gap: var(--space-md);
}

.collections-archived__list {
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-xs);
  list-style: none;
}

.collections-archived__list li {
  align-items: center;
  background: color-mix(in srgb, var(--theme-card) 90%, transparent);
  border: 1px solid var(--theme-border);
  border-radius: var(--radius-md);
  color: var(--theme-text-subtle);
  display: flex;
  flex-wrap: wrap;
  font-size: var(--text-sm);
  gap: var(--space-sm);
  justify-content: space-between;
  padding: var(--space-sm) var(--space-md);
}

/* Sub-page styles (notes, tasks, reminders, invites, memberships) */
.collections-panel__meta {
  margin: 0;
  color: var(--theme-text-subtle);
  font-size: var(--text-sm);
}

.collections-panel__meta--danger {
  color: color-mix(in srgb, var(--color-danger) 84%, var(--theme-text));
}

.collection-item--compact {
  padding-block: var(--space-sm);
}

.collection-item__status {
  color: var(--theme-text-subtle);
  font-size: var(--text-xs);
  font-weight: 600;
}

.collection-item__status--success {
  color: color-mix(in srgb, var(--color-success) 82%, var(--theme-text));
}

.collection-item__status--overdue {
  color: color-mix(in srgb, var(--color-danger) 88%, var(--theme-text));
}

.collection-item__meta-list {
  color: var(--theme-muted);
  display: grid;
  font-size: var(--text-sm);
  gap: var(--space-xs);
  margin: var(--space-xs) 0 0;
  padding-inline-start: 1.25rem;
}

.collection-item__meta-list--alpha {
  list-style: upper-alpha;
}

/* Reminder item */
.collection-reminder-item {
  border-inline-start: 3px solid color-mix(in srgb, var(--color-primary) 48%, var(--theme-border));
}

/* Membership list */
.collection-membership-list {
  display: grid;
  gap: var(--space-sm);
}

/* Invite card */
.collection-invite-card {
  border: 1px solid var(--theme-border);
  border-radius: var(--radius-md);
  background: var(--theme-surface-subtle);
  padding: var(--space-md);
  display: grid;
  gap: var(--space-sm);
}

/* ── Show page ──────────────── */
.collections-show {
  display: grid;
  gap: var(--space-xl);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--theme-card) 96%, transparent), color-mix(in srgb, var(--theme-surface) 98%, transparent));
  border-color: color-mix(in srgb, var(--theme-border) 85%, transparent);
  box-shadow: var(--shadow-lg);
}

.collections-show__header {
  align-items: flex-start;
  margin-block-end: 0;
  padding-block-end: var(--space-md);
}

.collections-show__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 2vw + 1.1rem, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  white-space: normal;
}

.collections-show__desc {
  margin: 0;
  color: var(--theme-text-subtle);
  font-size: var(--text-md, 1rem);
  line-height: var(--leading-normal);
  max-inline-size: 58ch;
  white-space: normal;
}

.collections-show__gold {
  align-items: center;
  background: color-mix(in srgb, var(--color-warning) 12%, var(--theme-card));
  border: 1px solid color-mix(in srgb, var(--color-warning) 22%, var(--theme-border));
  border-radius: var(--radius-full);
  color: color-mix(in srgb, var(--color-warning) 88%, var(--theme-text));
  display: inline-flex;
  gap: 0.35rem;
  inline-size: fit-content;
  margin-block-start: var(--space-sm);
  padding: 0.45rem 0.8rem;
}

.collections-show__summary {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
}

.collections-show__summary-card {
  background: color-mix(in srgb, var(--theme-card) 92%, transparent);
  border: 1px solid var(--theme-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  display: grid;
  gap: 0.25rem;
  min-block-size: 7rem;
  padding: var(--space-lg);
}

.collections-show__summary-card--gold {
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--color-warning) 12%, var(--theme-card)), color-mix(in srgb, var(--theme-card) 96%, transparent));
  border-color: color-mix(in srgb, var(--color-warning) 24%, var(--theme-border));
}

.collections-show__summary-label {
  color: var(--theme-muted);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  margin: 0;
  text-transform: uppercase;
}

.collections-show__summary-value {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 1.8vw + 0.9rem, 2.2rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin: 0;
}

/* Action tiles */
.collections-show__actions {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
  gap: var(--space-md);
}

.collections-show__tile {
  display: grid;
  gap: var(--space-sm);
  justify-items: start;
  text-align: left;
  padding: var(--space-lg);
  border: 1px solid var(--theme-border);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--theme-card) 94%, transparent), color-mix(in srgb, var(--theme-surface) 96%, transparent));
  box-shadow: var(--shadow-card);
  text-decoration: none;
  color: inherit;
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.collections-show__tile:hover,
.collections-show__tile:focus-visible {
  border-color: color-mix(in srgb, var(--color-primary) 36%, var(--theme-border));
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}

.collections-show__tile-icon {
  inline-size: 1.75rem;
  block-size: 1.75rem;
  color: color-mix(in srgb, var(--color-primary) 72%, var(--theme-text));
}

.collections-show__tile-label {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.collections-show__tile-count {
  font-size: var(--text-sm);
  color: var(--theme-muted);
}

/* Sections */
.collections-show__section {
  display: grid;
  gap: var(--space-md);
}

.collections-show__section-heading {
  align-items: end;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: space-between;
}

.collections-show__section-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.collections-show__section-meta {
  color: var(--theme-muted);
  font-size: var(--text-sm);
  margin: 0;
}

/* Activity list */
.collections-show__activity-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-sm);
}

.collections-show__activity-item {
  background: color-mix(in srgb, var(--theme-card) 92%, transparent);
  border: 1px solid var(--theme-border);
  border-radius: var(--radius-md);
  display: flex;
  gap: var(--space-sm);
  align-items: baseline;
  padding: var(--space-md);
  font-size: var(--text-sm);
}

.collections-show__activity-type {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--theme-muted);
  text-transform: uppercase;
  min-inline-size: 4rem;
}

.collections-show__activity-title {
  flex: 1;
  color: var(--theme-text);
}

.collections-show__activity-time {
  font-size: var(--text-xs);
  color: var(--theme-muted);
  white-space: nowrap;
}

/* Chat cards */
.collections-show__chats {
  display: grid;
  gap: var(--space-sm);
}

.collections-show__chat-card {
  border: 1px solid var(--theme-border);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--theme-card) 94%, transparent), color-mix(in srgb, var(--theme-surface) 96%, transparent));
  box-shadow: var(--shadow-card);
  padding: var(--space-md) var(--space-lg);
}

.collections-show__chat-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.collections-show__chat-title a {
  color: inherit;
  text-decoration: none;
}

.collections-show__chat-title a:hover,
.collections-show__chat-title a:focus-visible {
  color: var(--color-primary);
}

.collections-show__chat-meta {
  margin: var(--space-xs) 0 0;
  font-size: var(--text-sm);
  color: var(--theme-muted);
}

/* Edit section */
.collections-show__edit {
  border-block-start: 1px solid var(--theme-border);
  padding-block-start: var(--space-lg);
}

.collections-show__edit-toggle {
  cursor: pointer;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--theme-text);
}

.collections-show__edit-form {
  margin-block-start: var(--space-md);
  display: grid;
  gap: var(--space-sm);
}

.collections-show__edit-actions {
  display: flex;
  gap: var(--space-sm);
  align-items: center;
}

@media (max-inline-size: 48rem) {
  .collections-page {
    padding: var(--space-md);
  }

  .collections-panel,
  .collections-show {
    gap: var(--space-lg);
  }

  .collections-sources__shell {
    grid-template-columns: minmax(0, 1fr);
  }

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

  .collection-item__header,
  .collections-show__activity-item {
    flex-direction: column;
    align-items: flex-start;
  }

  .collection-item__gold {
    justify-items: start;
    text-align: left;
  }

  .collections-show__actions,
  .collections-summary,
  .collections-show__summary {
    grid-template-columns: 1fr;
  }
}