/* ============================================================
   NEXUS — design tokens
   Accent sampled directly from the brand mark: #E1F733
   ============================================================ */

:root {
  --accent: #e1f733;
  --accent-ink: #10100c;      /* text drawn on top of accent */
  --danger: #ff6b6b;
  --danger-bg: rgba(255,107,107,0.12);

  --bg: #0c0c0d;
  --bg-elevated: #151517;
  --bg-inset: #1b1b1e;
  --sidebar-bg: #0a0a0b;
  --border: #262629;
  --border-soft: #1e1e21;

  --text: #eaeaec;
  --text-secondary: #a2a2a8;
  --text-tertiary: #6b6b71;

  --shadow-menu: 0 12px 32px rgba(0,0,0,0.55), 0 2px 8px rgba(0,0,0,0.4);
  --radius-sm: 5px;
  --radius: 8px;
  --radius-lg: 12px;

  --font-ui: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  color-scheme: dark;
}

html[data-theme="light"] {
  --accent: #cdd900;
  --accent-ink: #101000;

  --bg: #fbfbf8;
  --bg-elevated: #ffffff;
  --bg-inset: #f2f2ee;
  --sidebar-bg: #f4f4f0;
  --border: #e4e4de;
  --border-soft: #ececE6;

  --text: #1b1b1a;
  --text-secondary: #66665f;
  --text-tertiary: #97978f;

  --shadow-menu: 0 12px 28px rgba(20,20,10,0.12), 0 2px 6px rgba(20,20,10,0.08);
  color-scheme: light;
}

* { box-sizing: border-box; }
svg { width: 16px; height: 16px; flex-shrink: 0; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: var(--font-ui);
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  overflow: hidden;
}
button { font-family: inherit; }
::selection { background: var(--accent); color: var(--accent-ink); }
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 8px; border: 2px solid transparent; background-clip: padding-box; }
::-webkit-scrollbar-thumb:hover { background: var(--text-tertiary); background-clip: padding-box; }
::-webkit-scrollbar-track { background: transparent; }

a { color: inherit; }

/* ============================================================
   App shell
   ============================================================ */

#app {
  display: flex;
  height: 100dvh;
  width: 100vw;
  position: relative;
}

/* ---------- Sidebar ---------- */

#sidebar {
  width: 260px;
  min-width: 260px;
  background: var(--sidebar-bg);
  border-right: 1px solid var(--border-soft);
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: margin-left .18s ease;
}
#sidebar.collapsed { margin-left: -260px; }

.brand {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 16px 14px 10px 16px;
  flex-shrink: 0;
}
.brand svg { width: 22px; height: 22px; flex-shrink: 0; }
.brand-name {
  font-weight: 800;
  letter-spacing: 0.06em;
  font-size: 15px;
}
.brand-name span { color: var(--accent); }

.sidebar-actions {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 4px 8px;
  flex-shrink: 0;
}
.side-btn {
  display: flex;
  align-items: center;
  gap: 9px;
  width: 100%;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  cursor: pointer;
  text-align: left;
}
.side-btn:hover { background: var(--bg-inset); color: var(--text); }
.side-btn svg { width: 16px; height: 16px; opacity: 0.85; flex-shrink: 0; }
.side-btn .kbd {
  margin-left: auto;
  font-size: 11px;
  color: var(--text-tertiary);
  border: 1px solid var(--border);
  padding: 1px 5px;
  border-radius: 4px;
}

.sidebar-section-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-tertiary);
  padding: 14px 16px 4px;
}

#page-tree {
  flex: 1;
  overflow-y: auto;
  padding: 2px 8px 10px;
}

.tree-item { user-select: none; }
.tree-row {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 5px 6px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  position: relative;
  font-size: 13.5px;
  color: var(--text-secondary);
}
.tree-row:hover { background: var(--bg-inset); }
.tree-row.active { background: var(--bg-inset); color: var(--text); font-weight: 600; }
.tree-row.dragover-in { outline: 1.5px solid var(--accent); outline-offset: -1px; border-radius: var(--radius-sm); }
.tree-row.dragover-above::before, .tree-row.dragover-below::after {
  content: ""; position: absolute; left: 6px; right: 6px; height: 2px; background: var(--accent); border-radius: 2px;
}
.tree-row.dragover-above::before { top: -1px; }
.tree-row.dragover-below::after { bottom: -1px; }

.tree-caret {
  width: 16px; height: 16px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  border-radius: 4px;
  color: var(--text-tertiary);
}
.tree-caret:hover { background: var(--border); }
.tree-caret svg { width: 10px; height: 10px; transition: transform .12s; }
.tree-item.expanded > .tree-row .tree-caret svg { transform: rotate(90deg); }
.tree-caret.spacer { visibility: hidden; }

.tree-icon { flex-shrink: 0; font-size: 14px; width: 18px; text-align: center; }
.tree-title { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tree-title.untitled { color: var(--text-tertiary); font-style: italic; }

.tree-hover-actions { display: none; gap: 2px; flex-shrink: 0; }
.tree-row:hover .tree-hover-actions { display: flex; }
.tree-icon-btn {
  width: 20px; height: 20px; border: none; background: transparent; color: var(--text-tertiary);
  border-radius: 4px; display: flex; align-items: center; justify-content: center; cursor: pointer;
}
.tree-icon-btn:hover { background: var(--border); color: var(--text); }
.tree-icon-btn svg { width: 13px; height: 13px; }

.tree-children { margin-left: 14px; border-left: 1px solid var(--border-soft); padding-left: 2px; }
.tree-children:empty { display: none; }

#page-tree .empty-hint {
  color: var(--text-tertiary);
  font-size: 12.5px;
  padding: 8px 10px;
}

.sidebar-footer {
  border-top: 1px solid var(--border-soft);
  padding: 6px 8px;
  flex-shrink: 0;
}

/* ============================================================
   Main column
   ============================================================ */

#main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--bg);
}

#topbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-bottom: 1px solid transparent;
  flex-shrink: 0;
  min-height: 44px;
}
#topbar.scrolled { border-bottom-color: var(--border-soft); }
#sidebar-toggle, #mobile-menu-btn {
  width: 30px; height: 30px; border: none; background: transparent; color: var(--text-secondary);
  border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; cursor: pointer; flex-shrink: 0;
}
#sidebar-toggle:hover, #mobile-menu-btn:hover { background: var(--bg-inset); }
#sidebar-toggle svg, #mobile-menu-btn svg { width: 17px; height: 17px; }

.breadcrumb {
  font-size: 12.5px;
  color: var(--text-tertiary);
  display: flex;
  align-items: center;
  gap: 5px;
  overflow: hidden;
  white-space: nowrap;
  flex: 1;
}
.breadcrumb span.sep { opacity: .5; }
.breadcrumb span.crumb { cursor: pointer; }
.breadcrumb span.crumb:hover { color: var(--text-secondary); text-decoration: underline; }

.topbar-actions { display: flex; align-items: center; gap: 4px; flex-shrink: 0; }
.icon-btn {
  width: 30px; height: 30px; border: none; background: transparent; color: var(--text-secondary);
  border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; cursor: pointer;
}
.icon-btn:hover { background: var(--bg-inset); color: var(--text); }
.icon-btn svg { width: 16px; height: 16px; }
.icon-btn.danger:hover { background: var(--danger-bg); color: var(--danger); }

#scroll-area { flex: 1; overflow-y: auto; }

.page-shell { max-width: 860px; margin: 0 auto; padding: 6px 40px 30vh; min-height: 100%; }
@media (max-width: 700px) { .page-shell { padding: 6px 18px 30vh; } }

.cover-wrap { position: relative; height: 220px; margin: 0 -40px 0; overflow: hidden; }
@media (max-width: 700px) { .cover-wrap { margin: 0 -18px 0; } }
.cover-wrap img { width: 100%; height: 100%; object-fit: cover; display: block; }
.cover-actions {
  position: absolute; bottom: 10px; right: 16px; display: flex; gap: 6px; opacity: 0; transition: opacity .15s;
}
.cover-wrap:hover .cover-actions { opacity: 1; }
.cover-actions button {
  background: rgba(12,12,13,0.65); color: #fff; border: none; padding: 5px 10px; border-radius: 6px; font-size: 12px; cursor: pointer;
  backdrop-filter: blur(4px);
}
.cover-actions button:hover { background: rgba(12,12,13,0.85); }

.page-icon-row { padding-top: 34px; }
.page-icon-row.has-cover { padding-top: 18px; margin-top: -44px; }
.page-icon-big {
  font-size: 54px; line-height: 1; cursor: pointer; display: inline-block; border-radius: 10px; padding: 2px;
}
.page-icon-big:hover { background: var(--bg-inset); }

.page-toolrow { display: flex; gap: 4px; padding: 4px 0 2px; opacity: 0; transition: opacity .12s; }
.page-shell:hover .page-toolrow { opacity: 1; }
.page-toolrow button {
  border: none; background: transparent; color: var(--text-tertiary); font-size: 12.5px; padding: 4px 7px;
  border-radius: var(--radius-sm); cursor: pointer; display: flex; align-items: center; gap: 5px;
}
.page-toolrow button:hover { background: var(--bg-inset); color: var(--text-secondary); }

#page-title {
  font-size: 34px; font-weight: 800; line-height: 1.25; outline: none; padding: 6px 0 4px;
  word-break: break-word;
}
#page-title:empty:before { content: attr(data-placeholder); color: var(--text-tertiary); }

#blocks { padding-top: 4px; padding-bottom: 120px; }

/* ============================================================
   Blocks
   ============================================================ */

.block-row {
  display: flex;
  align-items: flex-start;
  position: relative;
  border-radius: 4px;
  padding: 1px 2px;
}
.block-row.drop-above::before, .block-row.drop-below::after {
  content: ""; position: absolute; left: 0; right: 0; height: 2px; background: var(--accent); border-radius: 2px;
}
.block-row.drop-above::before { top: -2px; }
.block-row.drop-below::after { bottom: -2px; }

.block-gutter {
  display: flex; align-items: center; flex-shrink: 0; align-self: flex-start; margin-top: 3px;
  opacity: 0; transition: opacity .1s;
}
.block-row:hover .block-gutter, .block-row.menu-open .block-gutter { opacity: 1; }
.gutter-btn {
  width: 22px; height: 24px; display: flex; align-items: center; justify-content: center;
  color: var(--text-tertiary); cursor: pointer; border-radius: 4px; flex-shrink: 0;
}
.gutter-btn:hover { background: var(--bg-inset); color: var(--text-secondary); }
.gutter-btn svg { width: 14px; height: 14px; }
.gutter-btn.handle { cursor: grab; }
.gutter-btn.handle:active { cursor: grabbing; }

.block-marker {
  flex-shrink: 0; display: flex; align-items: center; min-height: 30px; padding-top: 4px; user-select: none; color: var(--text-secondary);
}
.block-toggle-caret { width: 20px; display: flex; align-items: center; justify-content: center; cursor: pointer; color: var(--text-tertiary); }
.block-toggle-caret svg { width: 11px; height: 11px; transition: transform .12s; }
.block-row[data-collapsed="true"] .block-toggle-caret svg { transform: rotate(0deg); }
.block-row[data-collapsed="false"] .block-toggle-caret svg { transform: rotate(90deg); }

.bullet-dot { width: 22px; text-align: center; font-size: 18px; line-height: 1; padding-top: 2px; }
.number-marker { width: 26px; text-align: right; padding-right: 6px; font-variant-numeric: tabular-nums; font-size: 15px; padding-top: 3px; }
.todo-check { width: 24px; padding-top: 5px; display: flex; justify-content: center; }
.todo-check input { width: 15px; height: 15px; accent-color: var(--accent); cursor: pointer; }

.block-content-wrap { flex: 1; min-width: 0; }

.block-content {
  outline: none; padding: 4px 4px; line-height: 1.55; font-size: 15.5px; min-height: 26px; word-break: break-word;
  white-space: pre-wrap;
}
.block-content:empty:before {
  content: attr(data-placeholder); color: var(--text-tertiary);
}
.block-content b, .block-content strong { font-weight: 700; }
.block-content code { font-family: var(--font-mono); background: var(--bg-inset); padding: 1px 5px; border-radius: 4px; font-size: 0.88em; }

.block-row[data-type="heading1"] .block-content { font-size: 26px; font-weight: 800; padding-top: 14px; }
.block-row[data-type="heading2"] .block-content { font-size: 21px; font-weight: 750; padding-top: 10px; }
.block-row[data-type="heading3"] .block-content { font-size: 17.5px; font-weight: 700; padding-top: 7px; }
.block-row[data-type="todo"][data-checked="true"] .block-content { color: var(--text-tertiary); text-decoration: line-through; }
.block-row[data-type="quote"] { border-left: 3px solid var(--accent); }
.block-row[data-type="quote"] .block-content { font-style: italic; color: var(--text-secondary); padding-left: 10px; }
.block-row[data-type="code"] .block-content-wrap { background: var(--bg-inset); border-radius: var(--radius-sm); border: 1px solid var(--border-soft); }
.block-row[data-type="code"] .block-content { font-family: var(--font-mono); font-size: 13.5px; padding: 10px 12px; }

.block-row[data-type="callout"] .block-content-wrap {
  display: flex; gap: 10px; background: var(--bg-inset); border-radius: var(--radius); padding: 10px 12px; border: 1px solid var(--border-soft);
}
.callout-emoji { flex-shrink: 0; font-size: 17px; padding-top: 2px; cursor: pointer; }
.block-row[data-type="callout"] .block-content { padding: 2px 0; flex: 1; }

.block-row[data-type="divider"] .block-content-wrap { padding: 12px 4px; cursor: default; }
.block-row[data-type="divider"] hr { border: none; border-top: 1px solid var(--border); margin: 0; }

.block-row[data-type="toggle"] .block-content { font-weight: 600; }
.toggle-body {
  padding: 2px 4px 4px 4px; color: var(--text-secondary); font-size: 14.5px; white-space: pre-wrap; outline: none; min-height: 22px; line-height: 1.55;
}
.toggle-body:empty:before { content: attr(data-placeholder); color: var(--text-tertiary); }
.block-row[data-collapsed="true"] .toggle-body-wrap { display: none; }

/* indentation for list-type blocks */
.block-row[data-indent="1"] { margin-left: 26px; }
.block-row[data-indent="2"] { margin-left: 52px; }
.block-row[data-indent="3"] { margin-left: 78px; }
.block-row[data-indent="4"] { margin-left: 104px; }

.block-row.selected { background: var(--bg-inset); }

.add-block-cta {
  color: var(--text-tertiary); font-size: 14px; padding: 8px 6px; cursor: text; border-radius: 4px;
}
.add-block-cta:hover { background: var(--bg-inset); }

/* Slash menu & block-type menu */
.floating-menu {
  position: fixed; z-index: 300; background: var(--bg-elevated); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow-menu); min-width: 240px; max-width: 300px;
  max-height: 340px; overflow-y: auto; padding: 6px;
}
.floating-menu .menu-label { font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--text-tertiary); padding: 6px 8px 4px; }
.menu-item {
  display: flex; align-items: center; gap: 10px; padding: 7px 8px; border-radius: var(--radius-sm); cursor: pointer; font-size: 13.5px;
}
.menu-item:hover, .menu-item.active { background: var(--bg-inset); }
.menu-item .mi-icon {
  width: 28px; height: 28px; border-radius: 6px; background: var(--bg-inset); border: 1px solid var(--border-soft);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 14px;
}
.menu-item .mi-text { display: flex; flex-direction: column; }
.menu-item .mi-desc { font-size: 11.5px; color: var(--text-tertiary); }
.menu-item.danger .mi-text { color: var(--danger); }
.floating-menu .menu-empty { padding: 10px 8px; color: var(--text-tertiary); font-size: 13px; }
.menu-divider { height: 1px; background: var(--border-soft); margin: 5px 4px; }

/* ============================================================
   Modals
   ============================================================ */

.modal-overlay {
  position: fixed; inset: 0; background: rgba(5,5,6,0.55); backdrop-filter: blur(1px);
  display: flex; align-items: flex-start; justify-content: center; padding-top: 12vh; z-index: 500;
}
html[data-theme="light"] .modal-overlay { background: rgba(40,40,30,0.25); }
.modal-box {
  background: var(--bg-elevated); border: 1px solid var(--border); border-radius: var(--radius-lg);
  width: min(560px, 90vw); box-shadow: var(--shadow-menu); overflow: hidden; max-height: 72vh; display: flex; flex-direction: column;
}
.modal-search-input {
  width: 100%; border: none; background: transparent; color: var(--text); font-size: 16px; padding: 16px 18px;
  outline: none; border-bottom: 1px solid var(--border-soft); flex-shrink: 0;
}
.modal-search-input::placeholder { color: var(--text-tertiary); }
.modal-results { overflow-y: auto; padding: 6px; }
.search-result { display: flex; align-items: center; gap: 10px; padding: 9px 10px; border-radius: var(--radius-sm); cursor: pointer; }
.search-result:hover { background: var(--bg-inset); }
.search-result .sr-icon { font-size: 15px; width: 20px; text-align: center; flex-shrink: 0; }
.search-result .sr-main { display: flex; flex-direction: column; overflow: hidden; }
.search-result .sr-title { font-size: 13.5px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.search-result .sr-snippet { font-size: 12px; color: var(--text-tertiary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.modal-empty { padding: 30px 20px; text-align: center; color: var(--text-tertiary); font-size: 13.5px; }

.small-modal .modal-box { width: min(420px, 88vw); }
.modal-header-row { display: flex; align-items: center; justify-content: space-between; padding: 14px 16px 10px; border-bottom: 1px solid var(--border-soft); flex-shrink: 0; }
.modal-header-row h3 { margin: 0; font-size: 14.5px; }
.modal-header-row .icon-btn { color: var(--text-tertiary); }
.modal-body { padding: 14px 16px; overflow-y: auto; }

.emoji-grid { display: grid; grid-template-columns: repeat(8, 1fr); gap: 2px; }
.emoji-grid button { border: none; background: transparent; font-size: 19px; padding: 6px 0; border-radius: 6px; cursor: pointer; }
.emoji-grid button:hover { background: var(--bg-inset); }
.emoji-remove-btn { width: 100%; margin-top: 8px; padding: 7px; border-radius: var(--radius-sm); border: 1px solid var(--border-soft); background: transparent; color: var(--text-secondary); cursor: pointer; font-size: 12.5px; }
.emoji-remove-btn:hover { background: var(--bg-inset); }

.cover-picker-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.cover-swatch { height: 54px; border-radius: 7px; cursor: pointer; border: 1px solid var(--border-soft); }
.cover-swatch:hover { outline: 2px solid var(--accent); outline-offset: 1px; }

/* Confirm dialog */
.confirm-body { padding: 16px 18px; font-size: 13.5px; color: var(--text-secondary); line-height: 1.5; }
.confirm-actions { display: flex; justify-content: flex-end; gap: 8px; padding: 0 18px 16px; }
.btn { border: 1px solid var(--border); background: var(--bg-inset); color: var(--text); font-size: 13px; padding: 7px 14px; border-radius: var(--radius-sm); cursor: pointer; }
.btn:hover { border-color: var(--text-tertiary); }
.btn.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); font-weight: 700; }
.btn.primary:hover { filter: brightness(1.06); }
.btn.danger { background: var(--danger-bg); border-color: transparent; color: var(--danger); }

/* ============================================================
   Database (table + board)
   ============================================================ */

.db-block-wrap { margin: 6px 0 10px; }
.db-toolbar { display: flex; align-items: center; gap: 10px; padding: 4px 2px 8px; }
.db-tabs { display: flex; gap: 2px; background: var(--bg-inset); border-radius: 7px; padding: 2px; }
.db-tab { border: none; background: transparent; color: var(--text-tertiary); font-size: 12.5px; padding: 5px 11px; border-radius: 6px; cursor: pointer; font-weight: 600; }
.db-tab.active { background: var(--bg-elevated); color: var(--text); box-shadow: 0 1px 3px rgba(0,0,0,0.2); }
.db-title-input {
  border: none; background: transparent; font-weight: 700; font-size: 15.5px; color: var(--text); outline: none; flex: 1; min-width: 60px;
}
.db-add-row-btn, .db-add-col-btn {
  border: none; background: transparent; color: var(--text-tertiary); font-size: 12.5px; padding: 6px 8px; border-radius: var(--radius-sm); cursor: pointer; display: flex; align-items: center; gap: 5px;
}
.db-add-row-btn:hover, .db-add-col-btn:hover { background: var(--bg-inset); color: var(--text-secondary); }

.db-table-scroll { overflow-x: auto; border: 1px solid var(--border-soft); border-radius: var(--radius); }
table.db-table { border-collapse: collapse; width: 100%; min-width: 480px; }
table.db-table th, table.db-table td {
  border-right: 1px solid var(--border-soft); border-bottom: 1px solid var(--border-soft);
  padding: 0; text-align: left; vertical-align: top;
}
table.db-table th:last-child, table.db-table td:last-child { border-right: none; }
table.db-table th {
  background: var(--bg-inset); font-size: 12px; font-weight: 700; color: var(--text-secondary);
  padding: 0; position: relative; white-space: nowrap;
}
.db-th-inner { display: flex; align-items: center; gap: 5px; padding: 8px 9px; }
.db-th-inner input { border: none; background: transparent; color: inherit; font: inherit; font-weight: 700; outline: none; width: 100%; }
.db-th-type-btn { flex-shrink: 0; cursor: pointer; color: var(--text-tertiary); display: flex; }
.db-th-type-btn svg { width: 12px; height: 12px; }
.db-th-del { flex-shrink: 0; cursor: pointer; color: var(--text-tertiary); opacity: 0; }
th:hover .db-th-del { opacity: 1; }
.db-th-del:hover { color: var(--danger); }

table.db-table td .cell-inner { padding: 7px 9px; min-height: 34px; display: flex; align-items: center; font-size: 13.5px; outline: none; }
table.db-table td[data-type="text"] .cell-inner, table.db-table td[data-type="number"] .cell-inner { white-space: pre-wrap; word-break: break-word; }
table.db-table td[data-type="checkbox"] .cell-inner { justify-content: center; }
table.db-table td[data-type="checkbox"] input { width: 15px; height: 15px; accent-color: var(--accent); cursor: pointer; }
table.db-table td[data-type="date"] input { border: none; background: transparent; color: var(--text); font: inherit; outline: none; width: 100%; }
table.db-table tr:hover { background: rgba(128,128,128,0.04); }
.db-row-drag-handle { cursor: grab; width: 26px; text-align: center; color: var(--text-tertiary); }
.db-row-del { width: 26px; text-align: center; color: var(--text-tertiary); cursor: pointer; }
.db-row-del:hover { color: var(--danger); }

.select-chip {
  display: inline-flex; align-items: center; padding: 2px 9px; border-radius: 5px; font-size: 12px; font-weight: 600;
  max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
select.db-select-input { border: none; background: transparent; color: var(--text); font: inherit; outline: none; width: 100%; cursor: pointer; }

.db-board-scroll { display: flex; gap: 14px; overflow-x: auto; padding: 4px 2px 14px; }
.db-board-col { width: 250px; flex-shrink: 0; }
.db-board-col-head { display: flex; align-items: center; gap: 7px; padding: 4px 6px 8px; font-size: 12.5px; font-weight: 700; color: var(--text-secondary); }
.db-board-count { color: var(--text-tertiary); font-weight: 500; }
.db-board-drop {
  display: flex; flex-direction: column; gap: 7px; min-height: 40px; padding: 2px; border-radius: var(--radius);
}
.db-board-drop.dragover { background: var(--bg-inset); outline: 1.5px dashed var(--border); }
.db-card {
  background: var(--bg-elevated); border: 1px solid var(--border-soft); border-radius: var(--radius-sm); padding: 9px 10px;
  font-size: 13px; cursor: grab; box-shadow: 0 1px 2px rgba(0,0,0,0.12);
}
.db-card:active { cursor: grabbing; }
.db-card .card-title { font-weight: 600; margin-bottom: 4px; }
.db-card .card-field { color: var(--text-tertiary); font-size: 11.5px; margin-top: 3px; }
.db-board-add { color: var(--text-tertiary); font-size: 12.5px; padding: 6px; cursor: pointer; border-radius: var(--radius-sm); margin-top: 2px; }
.db-board-add:hover { background: var(--bg-inset); }

/* ============================================================
   Trash view
   ============================================================ */
.trash-row {
  display: flex; align-items: center; gap: 10px; padding: 9px 8px; border-radius: var(--radius-sm); border-bottom: 1px solid var(--border-soft);
}
.trash-row .tr-title { flex: 1; font-size: 13.5px; }
.trash-row .tr-meta { font-size: 11.5px; color: var(--text-tertiary); }

/* ============================================================
   Toast + install banner
   ============================================================ */
#toast {
  position: fixed; bottom: 18px; left: 50%; transform: translateX(-50%) translateY(20px); opacity: 0;
  background: var(--bg-elevated); border: 1px solid var(--border); color: var(--text); padding: 9px 16px; border-radius: 8px;
  font-size: 13px; box-shadow: var(--shadow-menu); z-index: 900; pointer-events: none; transition: all .18s ease;
}
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

#install-banner {
  position: fixed; bottom: 16px; right: 16px; background: var(--bg-elevated); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 12px 14px; box-shadow: var(--shadow-menu); z-index: 800; max-width: 260px;
  display: none; align-items: flex-start; gap: 10px;
}
#install-banner.show { display: flex; }
#install-banner .ib-text { font-size: 12.5px; color: var(--text-secondary); flex: 1; }
#install-banner .ib-text b { color: var(--text); display: block; margin-bottom: 2px; font-size: 13px; }
#install-banner button.ib-close { background: none; border: none; color: var(--text-tertiary); cursor: pointer; font-size: 15px; line-height: 1; }
#install-banner .ib-btn { margin-top: 8px; background: var(--accent); color: var(--accent-ink); border: none; padding: 6px 12px; border-radius: 6px; font-size: 12px; font-weight: 700; cursor: pointer; }

/* ============================================================
   Mobile responsive
   ============================================================ */

#mobile-menu-btn { display: none; }

@media (max-width: 860px) {
  #sidebar {
    position: fixed; top: 0; left: 0; bottom: 0; z-index: 400; box-shadow: 20px 0 40px rgba(0,0,0,0.35);
    margin-left: -260px;
  }
  #sidebar.mobile-open { margin-left: 0; }
  #sidebar-toggle { display: none; }
  #mobile-menu-btn { display: flex; }
  #sidebar-scrim {
    display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.4); z-index: 390;
  }
  #sidebar-scrim.show { display: block; }
  .page-shell { padding-left: 18px; padding-right: 18px; }
  .cover-wrap { margin-left: -18px; margin-right: -18px; }
  #page-title { font-size: 27px; }
  .db-table-scroll { max-width: calc(100vw - 36px); }
}

@media (max-width: 480px) {
  .modal-overlay { padding-top: 6vh; }
  .floating-menu { max-width: calc(100vw - 24px); }
}

/* Focus visibility */
button:focus-visible, [contenteditable]:focus-visible, input:focus-visible, select:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 1px;
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}