/* ============================================================
   SwiftJobs — layout: сетка IDE, toolbar, explorer, табы,
   breadcrumbs, правая панель, statusbar, палитра Cmd+K
   ============================================================ */

#app {
  display: grid;
  height: 100vh;
  grid-template-areas:
    "toolbar  toolbar  toolbar  toolbar"
    "explorer editor   resizer  notes"
    "statusbar statusbar statusbar statusbar";
  grid-template-columns: 280px 1fr 4px 320px;
  grid-template-rows: var(--toolbar-h) 1fr var(--statusbar-h);
  overflow: hidden;
}

/* ================= TOOLBAR ================= */
#toolbar {
  grid-area: toolbar;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 12px;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border);
  min-width: 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 7px;
  font-weight: 700;
  font-size: 13px;
  white-space: nowrap;
}
.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 5px;
  background: linear-gradient(135deg, #FF9F0A 0%, #FC5FA3 60%, #0A84FF 100%);
  color: #141517;
  font-size: 11px;
  font-weight: 700;
}
.logo-sub {
  color: var(--text-faint);
  font-weight: 400;
  font-size: 11px;
}

.tb-sep {
  width: 1px;
  height: 18px;
  background: var(--border);
  flex: none;
}

/* переключатель режимов */
.mode-seg {
  display: flex;
  background: var(--bg-editor);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 2px;
  flex: none;
}
.seg-btn {
  padding: 3px 10px;
  font-size: 12px;
  border-radius: 4px;
  color: var(--text-dim);
  white-space: nowrap;
}
.seg-btn:hover {
  color: var(--text);
}
.seg-btn.active {
  background: var(--accent-dim);
  color: var(--text);
}

.tb-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 9px;
  font-size: 12px;
  border: 1px solid var(--border);
  border-radius: 5px;
  color: var(--text-dim);
  background: var(--bg-editor);
  white-space: nowrap;
}
.tb-btn:hover {
  border-color: var(--border-strong);
  color: var(--text);
}
.tb-btn.accent {
  border-color: var(--accent-dim);
  color: var(--accent);
}
.tb-btn.accent:hover {
  background: var(--bg-active);
}

.tb-search {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-editor);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 0 8px;
  flex: 1 1 180px;
  min-width: 120px;
  max-width: 340px;
}
.tb-search .search-ico {
  color: var(--text-faint);
  font-size: 12px;
}
.tb-search input {
  flex: 1;
  border: none;
  background: transparent;
  padding: 4px 0;
  min-width: 0;
}
.tb-search input:focus {
  outline: none;
}

.tb-spacer {
  flex: 1;
}

/* мини-прогресс */
.progress-mini {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
  flex: none;
}
.progress-label {
  font-size: 11px;
  color: var(--text-dim);
  white-space: nowrap;
}
.progress-bar {
  width: 120px;
  height: 6px;
  background: var(--bg-editor);
  border: 1px solid var(--border);
  border-radius: 3px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  width: 0%;
  background: var(--accent);
  border-radius: 2px;
  transition: width 0.25s;
}

/* ================= EXPLORER ================= */
#explorer {
  grid-area: explorer;
  display: flex;
  flex-direction: column;
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  min-width: 0;
  overflow: hidden;
}
.exp-header {
  padding: 8px 12px 6px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.exp-scroll {
  flex: 1;
  overflow-y: auto;
  padding: 4px 0 16px;
}

.folder-row {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px 4px 6px;
  cursor: pointer;
  user-select: none;
}
.folder-row:hover {
  background: var(--bg-hover);
}
.chev {
  width: 12px;
  flex: none;
  font-size: 9px;
  color: var(--text-faint);
  transition: transform 0.12s;
}
.folder.closed .chev {
  transform: rotate(-90deg);
}
.folder-ico {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  flex: none;
  border-radius: 4px;
  background: color-mix(in srgb, var(--cat, var(--accent)) 22%, transparent);
  color: var(--cat, var(--accent));
  font-size: 9px;
  font-weight: 700;
}
.folder-name {
  flex: 1;
  font-size: 12px;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.folder-count {
  font-size: 10px;
  color: var(--text-faint);
  white-space: nowrap;
}
.folder-children {
  padding-left: 10px;
}
.folder.closed .folder-children {
  display: none;
}

.file-row {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 3px 10px 3px 20px;
  cursor: pointer;
  user-select: none;
  border-left: 2px solid transparent;
}
.file-row:hover {
  background: var(--bg-hover);
}
.file-row.active {
  background: var(--bg-active);
  border-left-color: var(--accent);
}
.status-dot {
  width: 7px;
  height: 7px;
  flex: none;
  border-radius: 50%;
  background: var(--status-new);
}
.status-dot.st-learning {
  background: var(--status-learning);
}
.status-dot.st-known {
  background: var(--status-known);
}
.file-name {
  flex: 1;
  font-size: 12px;
  color: var(--text-dim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.file-row.active .file-name {
  color: var(--text);
}
.file-lv {
  font-size: 9px;
  font-weight: 700;
  color: var(--level-junior);
  flex: none;
}
.file-lv.lv-middle {
  color: var(--level-middle);
}
.file-lv.lv-senior {
  color: var(--level-senior);
}
.file-star {
  font-size: 10px;
  color: var(--warn);
  flex: none;
}

/* узел закладок */
.exp-bookmarks {
  margin-top: 8px;
  border-top: 1px solid var(--border);
  padding-top: 4px;
}

/* результаты поиска в explorer */
.file-row-result {
  flex-direction: column;
  align-items: flex-start;
  gap: 3px;
  padding-top: 7px;
  padding-bottom: 7px;
  border-bottom: 1px solid var(--border);
  position: relative;
}
.file-row-result > .status-dot {
  position: absolute;
  left: 8px;
  top: 10px;
}
.file-row-result .file-title {
  display: block;
  font-size: 12px;
  color: var(--text);
  white-space: normal;
}
.file-row-result .file-snippet {
  display: block;
  font-size: 11px;
  color: var(--text-faint);
  line-height: 1.5;
  max-height: 48px;
  overflow: hidden;
}
.file-row-result .file-snippet mark {
  background: var(--bg-selection);
  color: var(--text);
  border-radius: 2px;
  padding: 0 1px;
}
.file-row-result .file-lv {
  position: absolute;
  right: 8px;
  top: 9px;
}
.file-row-result .file-meta {
  font-size: 10px;
  color: var(--text-faint);
}
.exp-empty {
  padding: 14px;
  font-size: 12px;
  color: var(--text-faint);
  text-align: center;
}

/* ================= EDITOR ================= */
#editor {
  grid-area: editor;
  display: flex;
  flex-direction: column;
  background: var(--bg-editor);
  min-width: 0;
  overflow: hidden;
}

#tabs {
  display: flex;
  align-items: stretch;
  height: var(--tabs-h);
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
  overflow-y: hidden;
  flex: none;
  scrollbar-width: none;
}
#tabs::-webkit-scrollbar {
  display: none;
}
.tab {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 0 6px 0 12px;
  border-right: 1px solid var(--border);
  background: var(--bg-tab);
  color: var(--text-dim);
  font-size: 12px;
  cursor: pointer;
  white-space: nowrap;
  max-width: 220px;
  user-select: none;
}
.tab:hover {
  background: var(--bg-hover);
}
.tab.active {
  background: var(--bg-tab-active);
  color: var(--text);
  box-shadow: inset 0 2px 0 var(--accent);
}
.tab-name {
  overflow: hidden;
  text-overflow: ellipsis;
}
.tab-close {
  font-size: 13px;
  color: var(--text-faint);
  padding: 0 4px;
  border-radius: 3px;
  line-height: 1;
}
.tab-close:hover {
  background: var(--bg-hover);
  color: var(--text);
}

#crumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  height: var(--crumbs-h);
  padding: 0 14px;
  background: var(--bg-editor);
  border-bottom: 1px solid var(--border);
  font-size: 11px;
  color: var(--text-faint);
  flex: none;
  min-width: 0;
}
#crumbs .crumb-sep {
  color: var(--border-strong);
}
#crumbs .crumb-title {
  color: var(--text-dim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.crumbs-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 6px;
  flex: none;
}
.mini-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  padding: 2px 7px;
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-dim);
  background: var(--bg-panel);
  white-space: nowrap;
}
.mini-btn:hover {
  border-color: var(--border-strong);
  color: var(--text);
}
.mini-btn.on {
  color: var(--warn);
  border-color: var(--warn);
}

/* сегмент статуса */
.status-seg {
  display: flex;
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  background: var(--bg-panel);
}
.status-seg button {
  font-size: 11px;
  padding: 2px 8px;
  color: var(--text-faint);
  border-right: 1px solid var(--border);
}
.status-seg button:last-child {
  border-right: none;
}
.status-seg button:hover {
  color: var(--text);
}
.status-seg button.active[data-status="0"] {
  background: var(--status-new);
  color: #101113;
}
.status-seg button.active[data-status="1"] {
  background: var(--status-learning);
  color: #101113;
}
.status-seg button.active[data-status="2"] {
  background: var(--status-known);
  color: #101113;
}

#content {
  flex: 1;
  overflow-y: auto;
  min-width: 0;
}
#content::-webkit-scrollbar-track {
  background: var(--bg-editor);
}

/* ================= NOTES (правая панель) ================= */
#resizer {
  grid-area: resizer;
  cursor: col-resize;
  background: transparent;
  border-right: 1px solid var(--border);
}
#resizer:hover,
#resizer.dragging {
  background: var(--accent-dim);
}

#notes {
  grid-area: notes;
  display: flex;
  flex-direction: column;
  background: var(--bg-panel);
  min-width: 0;
  overflow: hidden;
}
.notes-scroll {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.notes-section-title {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 8px;
}
.notes-textarea {
  width: 100%;
  min-height: 96px;
  resize: vertical;
  background: var(--bg-editor);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px;
  font-size: 12px;
  line-height: 1.5;
}
.notes-count {
  font-size: 10px;
  color: var(--text-faint);
  text-align: right;
  margin-top: 3px;
}
.related-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.related-item {
  font-size: 12px;
  color: var(--text-dim);
  padding: 5px 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-editor);
  cursor: pointer;
}
.related-item:hover {
  border-color: var(--border-strong);
  color: var(--text);
  background: var(--bg-hover);
}
.related-item .ri-type {
  color: var(--text-faint);
  font-size: 10px;
}
.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}
.nav-prevnext {
  display: flex;
  gap: 6px;
}
.nav-prevnext .mini-btn {
  flex: 1;
  justify-content: center;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ================= STATUSBAR ================= */
#statusbar {
  grid-area: statusbar;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 0 12px;
  background: var(--bg-statusbar);
  border-top: 1px solid var(--border);
  font-size: 11px;
  color: var(--text-dim);
  min-width: 0;
}
.sb-left,
.sb-right {
  display: flex;
  align-items: center;
  gap: 14px;
  white-space: nowrap;
}
.sb-center {
  flex: 1;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--text-faint);
}
.sb-exam-badge {
  color: #101113;
  background: var(--error);
  border-radius: 3px;
  padding: 0 6px;
  font-weight: 700;
}

/* ================= PALETTE (Cmd+K) ================= */
#palette {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding-top: 12vh;
  z-index: 80;
}
#palette[hidden] {
  display: none;
}
.palette-box {
  width: 560px;
  max-width: 92vw;
  background: var(--bg-panel);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  box-shadow: var(--shadow-float);
  overflow: hidden;
}
.palette-input {
  width: 100%;
  border: none;
  border-bottom: 1px solid var(--border);
  border-radius: 0;
  padding: 12px 14px;
  font-size: 14px;
  background: transparent;
}
.palette-input:focus {
  outline: none;
}
.palette-results {
  max-height: 400px;
  overflow-y: auto;
  padding: 4px;
}
.palette-item {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 7px 10px;
  border-radius: 5px;
  cursor: pointer;
}
.palette-item:hover,
.palette-item.sel {
  background: var(--bg-active);
}
.palette-item .pi-title {
  flex: 1;
  font-size: 13px;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.palette-item .pi-meta {
  font-size: 11px;
  color: var(--text-faint);
  white-space: nowrap;
}
.palette-empty {
  padding: 16px;
  text-align: center;
  font-size: 12px;
  color: var(--text-faint);
}
.palette-hint {
  padding: 6px 14px 10px;
  font-size: 11px;
  color: var(--text-faint);
  border-top: 1px solid var(--border);
}

/* ================= режим экзамена ================= */
body.exam-mode #tabs {
  display: none;
}
body.exam-mode #explorer {
  opacity: 0.45;
  pointer-events: none;
}
body.exam-mode #notes .notes-scroll > *:not(.exam-note) {
  display: none;
}
body.exam-mode #resizer {
  pointer-events: none;
}

/* ---------- адаптив: узкие окна ---------- */
@media (max-width: 900px) {
  #app {
    grid-template-columns: 220px 1fr 4px 0;
  }
  #notes {
    display: none;
  }
  #resizer {
    display: none;
  }
}
@media (max-width: 640px) {
  #app {
    grid-template-columns: 0 1fr 0 0;
  }
  #explorer {
    display: none;
  }
}