/* Notekura components v2. Needs notekura-tokens.css (or the system tokens.css) first. */
body { margin: 0; font: 16px/1.625 var(--font-sans); background: var(--bg); color: var(--text); -webkit-font-smoothing: antialiased; }
.nk-row { display: flex; flex-wrap: wrap; gap: var(--space-3); align-items: center; padding: var(--space-4); }
.nk-col { display: grid; gap: var(--space-3); padding: var(--space-4); max-width: 560px; }
.nk-ico { width: 18px; height: 18px; flex: none; fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; }

/* Button */
.nk-btn { font: inherit; font-size: 15px; font-weight: 600; line-height: 20px; min-height: 40px; padding: 0 var(--space-4); display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2); border-radius: var(--radius-md); border: 1px solid transparent; cursor: pointer; text-decoration: none; transition: background-color var(--fast) ease, border-color var(--fast) ease; }
.nk-btn:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
.nk-btn-primary { background: var(--accent); color: var(--on-accent); }
.nk-btn-primary:hover { filter: brightness(1.08); }
.nk-btn-secondary { background: var(--bg); color: var(--text); border-color: var(--line-strong); }
.nk-btn-secondary:hover { background: var(--hover); }
.nk-btn-ghost { background: transparent; color: var(--accent); }
.nk-btn-ghost:hover { background: var(--hover); }
.nk-btn-sm { min-height: 32px; font-size: 14px; padding: 0 var(--space-3); }
.nk-btn-lg { min-height: 48px; font-size: 16px; padding: 0 var(--space-6); }

/* Search */
.nk-search { min-width: 0; display: flex; align-items: center; gap: var(--space-2); background: var(--hover); border: 1px solid transparent; border-radius: var(--radius-md); padding: 0 var(--space-3); min-height: 36px; color: var(--text-2); }
.nk-search:focus-within { background: var(--bg); border-color: var(--accent); }
.nk-search input { flex: 1; min-width: 0; width: 100%; border: 0; background: transparent; font: inherit; font-size: 14px; color: var(--text); outline: none; padding: 7px 0; }
.nk-search input::placeholder { color: var(--text-2); }
.nk-kbd { font: 500 12px/1 var(--font-sans); color: var(--text-2); border: 1px solid var(--line); border-radius: 4px; padding: 3px 5px; background: var(--bg); }
.nk-search .nk-count { font-size: 12px; color: var(--text-2); white-space: nowrap; }

/* Sidebar */
.nk-side { display: grid; grid-template-columns: minmax(0, 1fr); gap: 1px; align-content: start; }
.nk-side-label { font-size: 12px; line-height: 16px; font-weight: 600; letter-spacing: .02em; color: var(--text-2); padding: var(--space-4) var(--space-2) var(--space-1); }
.nk-side-item { display: flex; align-items: center; gap: var(--space-2); min-height: 30px; padding: 0 var(--space-2); border-radius: var(--radius-sm); font-size: 14px; line-height: 18px; color: var(--text); cursor: pointer; white-space: nowrap; }
.nk-side-item .nk-ico { color: var(--text-2); width: 17px; height: 17px; }
.nk-side-item:hover { background: var(--hover); }
.nk-side-item.is-active { background: var(--accent-soft); font-weight: 600; }
.nk-side-item.is-active .nk-ico { color: var(--accent); }
.nk-side-item.is-sub { padding-left: 30px; }
.nk-side-item .nk-side-label-text { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; }
.nk-side-item .nk-side-count { font-size: 12px; color: var(--text-2); font-variant-numeric: tabular-nums; }

/* Note row (note list) */
.nk-note-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 2px var(--space-3); padding: 10px var(--space-3); border-radius: var(--radius-sm); cursor: pointer; position: relative; }
.nk-note-row + .nk-note-row::before { content: ""; position: absolute; left: var(--space-3); right: var(--space-3); top: 0; border-top: 1px solid var(--line); }
.nk-note-row:hover { background: var(--hover); }
.nk-note-row.is-selected { background: var(--accent-soft); }
.nk-note-row.is-selected::before, .nk-note-row.is-selected + .nk-note-row::before { border-color: transparent; }
.nk-note-row-title { grid-column: 1; font-size: 15px; line-height: 20px; font-weight: 600; margin: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.nk-note-row-snip { grid-column: 1; font-size: 13px; line-height: 18px; color: var(--text-2); margin: 0; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.nk-note-row-meta { grid-column: 1; font-size: 12px; line-height: 16px; color: var(--text-2); display: flex; gap: var(--space-2); align-items: center; }
.nk-note-row-meta .nk-ico { width: 13px; height: 13px; }
.nk-note-row-thumb { grid-column: 2; grid-row: 1 / span 3; align-self: center; width: 44px; height: 44px; border-radius: var(--radius-sm); border: 1px solid var(--line); }

/* Tags and checklist */
.nk-tag { display: inline-flex; align-items: center; font-size: 12px; line-height: 16px; font-weight: 500; color: var(--text-2); background: var(--hover); border-radius: var(--radius-pill); padding: 3px 9px; }
.nk-checklist { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.nk-check { display: flex; gap: var(--space-2); align-items: flex-start; font-size: 15px; line-height: 22px; }
.nk-check-box { flex: none; width: 18px; height: 18px; margin-top: 2px; border-radius: 50%; border: 1.5px solid var(--line-strong); display: grid; place-items: center; }
.nk-check.is-done .nk-check-box { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.nk-check.is-done .nk-check-box .nk-ico { width: 12px; height: 12px; stroke-width: 3; }
.nk-check.is-done .nk-check-text { color: var(--text-2); text-decoration: line-through; }

/* Editor */
.nk-editor { padding: var(--space-6) var(--space-8); max-width: 680px; }
.nk-editor-meta { display: flex; align-items: center; gap: 6px; font-size: 12px; line-height: 16px; color: var(--text-2); margin-bottom: var(--space-4); }
.nk-editor-meta .nk-ico { width: 13px; height: 13px; }
.nk-editor-title { font-size: 26px; line-height: 34px; font-weight: 700; letter-spacing: -.01em; margin: 0 0 var(--space-3); }
.nk-editor-body { font-size: 15px; line-height: 24px; display: grid; gap: var(--space-3); }
.nk-editor-body p { margin: 0; }
.nk-editor-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: var(--space-5); }
.nk-attach { display: flex; align-items: center; gap: var(--space-3); border: 1px solid var(--line); border-radius: var(--radius-md); padding: var(--space-2) var(--space-3); font-size: 13px; line-height: 18px; max-width: 320px; }
.nk-attach-icon { width: 32px; height: 38px; border-radius: 4px; background: var(--danger); color: var(--bg); font: 700 9px/38px var(--font-sans); text-align: center; flex: none; }
.nk-attach small { display: block; color: var(--text-2); font-size: 12px; }

.nk-hl { background: var(--highlight); color: var(--on-highlight); border-radius: 3px; padding: 0 .1em; box-decoration-break: clone; -webkit-box-decoration-break: clone; }

/* Import counter */
.nk-import { display: grid; gap: var(--space-2); max-width: 520px; }
.nk-import-head { display: flex; justify-content: space-between; gap: var(--space-3); align-items: baseline; font-size: 14px; }
.nk-import-head > span:first-child { font-weight: 600; }
.nk-import .nk-count { font-size: 13px; color: var(--text-2); }
.nk-import-track { height: 6px; border-radius: var(--radius-pill); background: var(--hover); overflow: hidden; }
.nk-import-fill { height: 100%; background: var(--accent); border-radius: var(--radius-pill); transition: width .2s ease; }
.nk-import.is-done .nk-import-fill { background: var(--success); }
.nk-import.is-done .nk-count { color: var(--success); font-weight: 600; }

/* Notice */
.nk-notice { border-radius: var(--radius-md); padding: var(--space-3) var(--space-4); display: flex; gap: var(--space-3); font-size: 15px; line-height: 22px; max-width: 560px; }
.nk-notice .nk-ico { margin-top: 2px; }
.nk-notice strong { font-weight: 600; }
.nk-notice-caution { background: var(--caution-bg); color: var(--caution-text); }
.nk-notice-success { background: var(--success-bg); color: var(--text); }
.nk-notice-success .nk-ico { color: var(--success); }
.nk-notice-info { background: var(--sidebar); color: var(--text); }
.nk-notice-info .nk-ico { color: var(--accent); }

/* App window: sidebar | note list | editor */
.nk-window { display: grid; grid-template-columns: 210px 280px minmax(0, 1fr); height: 460px; background: var(--bg); border-radius: var(--radius-lg); box-shadow: var(--shadow-window); overflow: hidden; border: 1px solid var(--line); text-align: left; }
.nk-window-side { background: var(--sidebar); border-right: 1px solid var(--line); padding: var(--space-3) var(--space-2); overflow: hidden; display: grid; grid-template-columns: minmax(0, 1fr); grid-template-rows: auto auto 1fr; align-content: start; gap: var(--space-2); }
.nk-window-dots { display: flex; gap: 7px; padding: 4px var(--space-2) var(--space-2); }
.nk-window-dots i { width: 11px; height: 11px; border-radius: 50%; background: var(--line-strong); opacity: .55; }
.nk-window-list { border-right: 1px solid var(--line); overflow: hidden; display: grid; grid-template-rows: auto 1fr; }
.nk-window-listhead { display: flex; align-items: center; justify-content: space-between; padding: var(--space-3) var(--space-4) var(--space-2); }
.nk-window-listhead h4 { margin: 0; font-size: 15px; line-height: 20px; font-weight: 700; }
.nk-window-listhead span { font-size: 12px; color: var(--text-2); }
.nk-window-rows { padding: 0 var(--space-2); overflow: hidden; }
.nk-window-main { overflow: hidden; }
.nk-window-toolbar { display: flex; align-items: center; gap: var(--space-4); justify-content: flex-end; padding: var(--space-3) var(--space-5); color: var(--text-2); border-bottom: 1px solid var(--line); }
@media (max-width: 760px) { .nk-window { grid-template-columns: 240px minmax(0, 1fr); } .nk-window-side { display: none; } }
@media (max-width: 520px) { .nk-window { grid-template-columns: minmax(0, 1fr); } .nk-window-main { display: none; } .nk-window-list { border-right: 0; } }
@media (prefers-reduced-motion: reduce) { * { transition-duration: 0ms !important; } }