/* ── Icon button ── */
.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  color: var(--text);
  font-size: 1rem;
  transition: background 0.15s ease;
}
.icon-btn:hover { background: var(--subtle); }

/* ── Search bar ── */
#search-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 0.45rem 0.6rem;
  box-shadow: var(--glass-shadow);
  transition: border-color 0.15s ease;
}
#search-bar:focus-within { border-color: var(--accent); }

#search-modes { display: flex; gap: 0.25rem; flex-shrink: 0; }

.mode-pill {
  padding: 0.3rem 0.65rem;
  background: transparent;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--muted);
  transition: all 0.15s ease;
}
.mode-pill:hover { color: var(--text); border-color: var(--muted); }
.mode-pill.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #000;
  font-weight: 600;
}

#search-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text);
  font-size: 1rem;
  padding: 0.35rem 0.25rem;
  min-width: 0;
}
#search-input::placeholder { color: var(--muted); }

#search-submit {
  flex-shrink: 0;
  padding: 0.38rem 1rem;
  background: var(--accent);
  border: none;
  border-radius: var(--radius-xl);
  color: #000;
  font-size: 0.82rem;
  font-weight: 600;
  transition: opacity 0.15s;
}
#search-submit:hover { opacity: 0.85; }

/* ── Links area ── */
#links-area { display: flex; flex-direction: column; gap: 1.25rem; }

.favorites-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.favorites-label {
  width: 100%;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 0.1rem;
}

.link-folder { display: flex; flex-direction: column; gap: 0.55rem; }

.folder-header {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
  padding: 0.1rem 0;
}
.folder-name {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  user-select: none;
}
.folder-caret {
  font-size: 0.6rem;
  color: var(--muted);
  opacity: 0.55;
  transition: transform 0.2s ease;
  user-select: none;
}
.folder-caret.collapsed { transform: rotate(-90deg); }

.folder-open-all {
  margin-left: auto;
  font-size: 0.68rem;
  color: var(--muted);
  background: none;
  border: none;
  padding: 0.15rem 0.4rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s, color 0.15s, background 0.15s;
}
.link-folder:hover .folder-open-all { opacity: 1; }
.folder-open-all:hover { color: var(--text); background: var(--subtle); }

.folder-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  overflow: hidden;
  max-height: 500px;
  transition: max-height 0.25s ease, opacity 0.2s ease;
}
.folder-chips.collapsed { max-height: 0; opacity: 0; pointer-events: none; }

.link-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.42rem 0.85rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  font-size: 0.85rem;
  color: var(--text);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, transform 0.15s;
  user-select: none;
  min-height: 36px;
}
.link-chip:hover { background: var(--subtle); transform: translateY(-1px); }
.link-chip.favorite {
  border-color: color-mix(in srgb, var(--accent) 60%, transparent);
}
.chip-favicon { width: 13px; height: 13px; border-radius: 2px; flex-shrink: 0; }

/* ── Context menu ── */
#link-ctx {
  position: fixed;
  z-index: 9800;
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  box-shadow: var(--glass-shadow);
  min-width: 155px;
  padding: 0.3rem 0;
  overflow: hidden;
}
#link-ctx[hidden] { display: none; }
.ctx-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.85rem;
  font-size: 0.85rem;
  transition: background 0.1s;
}
.ctx-item:hover { background: var(--subtle); }
.ctx-sep { height: 1px; background: var(--glass-border); margin: 0.2rem 0; }

/* ── Quick Open ── */
#quick-open {
  position: fixed;
  inset: 0;
  z-index: 9000;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 12vh;
}
#quick-open[hidden] { display: none; }
#quick-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
#quick-panel {
  position: relative;
  width: 90%;
  max-width: 560px;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px rgba(0,0,0,0.45);
  overflow: hidden;
}
#quick-header {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--glass-border);
}
.q-icon { font-size: 1rem; opacity: 0.45; }
#quick-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text);
  font-size: 0.95rem;
}
#quick-input::placeholder { color: var(--muted); }
#quick-esc {
  font-size: 0.68rem;
  padding: 0.15rem 0.4rem;
  background: var(--subtle);
  border-radius: 4px;
  color: var(--muted);
}
#quick-results { max-height: 340px; overflow-y: auto; }
.q-section {
  padding: 0.45rem 1rem 0.2rem;
  font-size: 0.67rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--muted);
  opacity: 0.7;
}
.q-item {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.65rem 1rem;
  cursor: pointer;
  transition: background 0.1s;
}
.q-item:hover, .q-item.sel { background: var(--subtle); }
.q-item-icon { font-size: 1rem; width: 1.3rem; text-align: center; opacity: 0.8; }
.q-item-name { flex: 1; font-size: 0.875rem; }
.q-item-hint { font-size: 0.75rem; color: var(--muted); }
.q-empty { padding: 2rem; text-align: center; color: var(--muted); font-size: 0.875rem; }

/* ── Toast ── */
#toast {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  background: color-mix(in srgb, var(--bg) 90%, transparent);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 0.55rem 1.2rem;
  font-size: 0.85rem;
  box-shadow: var(--glass-shadow);
  z-index: 9999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  white-space: nowrap;
  max-width: 90vw;
  overflow: hidden;
  text-overflow: ellipsis;
}
#toast.show { opacity: 1; }

/* ── Migration notice ── */
#migration-notice {
  position: fixed;
  top: 1rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9000;
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--warning);
  border-radius: var(--radius-lg);
  padding: 1rem 1.25rem;
  max-width: 480px;
  width: 90%;
  box-shadow: var(--glass-shadow);
  font-size: 0.875rem;
  line-height: 1.5;
}
#migration-notice[hidden] { display: none; }
.migration-title {
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--warning);
}
.migration-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.75rem;
  flex-wrap: wrap;
}