/* Component styles for VCS-DOCs vault */

/* ── App shell ─────────────────────────────────── */
.app {
  display: grid;
  grid-template-columns: 256px minmax(0, 1fr) 380px;
  height: 100vh;
  background: var(--bg-0);
  border-top: 1px solid var(--line);
}
.app[data-density="airy"] { grid-template-columns: 280px minmax(0, 1fr) 420px; }
.app[data-density="compact"] { grid-template-columns: 232px minmax(0, 1fr) 340px; }

/* ── Sidebar ───────────────────────────────────── */
.rail {
  background: var(--bg-1);
  border-right: 1px solid var(--line);
  display: flex; flex-direction: column;
  min-height: 0;
}
.rail-brand {
  display: flex; align-items: center; gap: 10px;
  padding: 14px 16px; border-bottom: 1px solid var(--line);
}
.rail-brand-name { font-size: 12px; color: var(--fg-0); letter-spacing: 0.04em; }
.rail-brand-sub { font-size: 10px; color: var(--fg-3); margin-top: 1px; }

.rail-picker {
  position: relative;
  margin: 12px; padding: 10px 12px;
  border: 1px solid var(--line); border-radius: var(--radius-1);
  background: var(--bg-2);
  cursor: pointer;
  display: flex; align-items: center; gap: 8px;
}
.rail-picker:hover { border-color: var(--line-strong); }
.rail-picker-meta { flex: 1; min-width: 0; }
.rail-picker-label { font-size: 9px; color: var(--fg-3); }
.rail-picker-name {
  font-size: 13px; font-weight: 500; color: var(--fg-0);
  margin-top: 3px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.rail-picker-code { font-size: 10px; color: var(--fg-2); margin-top: 2px; }
.rail-picker-dropdown {
  position: absolute; top: calc(100% + 4px); left: 0; right: 0;
  background: var(--bg-2);
  border: 1px solid var(--line-strong); border-radius: var(--radius-1);
  box-shadow: var(--shadow-1);
  z-index: 30;
  padding: 4px;
  cursor: default;
}
.rail-picker-item {
  display: grid; grid-template-columns: 64px 1fr auto;
  align-items: center; gap: 8px;
  width: 100%; padding: 8px 10px;
  border-radius: var(--radius-0);
  text-align: left;
}
.rail-picker-item:hover { background: var(--bg-3); }
.rail-picker-item.is-active { background: var(--accent-soft); }
.rail-picker-code-sm { font-size: 10px; color: var(--accent); }
.rail-picker-item-name { font-size: 12px; }
.rail-picker-foot { padding: 6px 4px 2px; border-top: 1px solid var(--line); margin-top: 4px; }

.rail-nav { padding: 4px 8px; flex: 1; overflow: auto; }
.rail-section { font-size: 9px; color: var(--fg-3); padding: 12px 8px 6px; }
.rail-item {
  display: flex; align-items: center; gap: 10px;
  width: 100%; padding: 7px 10px;
  border-radius: var(--radius-1);
  color: var(--fg-1); font-size: 13px;
  position: relative;
}
.rail-item:hover { background: var(--bg-2); color: var(--fg-0); }
.rail-item.is-active {
  background: var(--bg-2); color: var(--fg-0);
  box-shadow: inset 2px 0 0 var(--accent);
}
.rail-item.is-active svg { color: var(--accent); }
.rail-item span:not(.rail-badge) { flex: 1; }
.rail-badge {
  font-size: 10px; padding: 1px 5px;
  background: var(--bg-3); color: var(--fg-2);
  border-radius: 8px;
}
.rail-item.is-active .rail-badge { background: var(--accent-soft); color: var(--accent); }

.rail-foot { border-top: 1px solid var(--line); padding: 10px 12px; }
.rail-user { display: flex; align-items: center; gap: 10px; }
.rail-avatar {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--bg-3); border: 1px solid var(--line-strong);
  display: grid; place-items: center;
  font-size: 10px; color: var(--fg-1);
}
.rail-user-meta { flex: 1; min-width: 0; }
.rail-user-name { font-size: 12px; }
.rail-user-role { font-size: 10px; color: var(--fg-2); margin-top: 1px; }
.status-dot { width: 6px; height: 6px; border-radius: 50%; }
.status-ok { background: var(--ok); box-shadow: 0 0 0 2px rgba(111,184,154,0.18); }

/* ── Center column ─────────────────────────────── */
.center { display: flex; flex-direction: column; min-width: 0; min-height: 0; }
.center-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 16px; border-bottom: 1px solid var(--line);
  background: var(--bg-1);
}
.crumbs { display: flex; align-items: center; gap: 6px; font-size: 11px; }
.crumb { color: var(--fg-2); }
.crumb-current { color: var(--fg-0); }
.crumb-sep { color: var(--fg-3); }
.branch-tag {
  display: inline-flex; align-items: center; gap: 4px;
  margin-left: 10px; padding: 2px 7px;
  background: var(--accent-soft); color: var(--accent);
  border: 1px solid var(--accent-line); border-radius: 10px;
  font-size: 10px;
}
.center-actions { display: flex; gap: 6px; }

.center-toolbar {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 16px; border-bottom: 1px solid var(--line);
  background: var(--bg-1);
}
.search {
  display: flex; align-items: center; gap: 8px;
  flex: 1; max-width: 420px;
  padding: 6px 10px;
  background: var(--bg-2);
  border: 1px solid var(--line); border-radius: var(--radius-1);
}
.search:focus-within { border-color: var(--accent-line); background: var(--bg-0); }
.search input {
  flex: 1; background: transparent; border: none; outline: none;
  font-size: 12px; color: var(--fg-0);
}
.search input::placeholder { color: var(--fg-3); }
.search-kbd {
  font-size: 10px; color: var(--fg-3);
  border: 1px solid var(--line); padding: 1px 5px; border-radius: 3px;
}
.seg {
  display: inline-flex; padding: 2px;
  background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--radius-1);
}
.seg-btn {
  padding: 4px 12px; font-size: 11px; color: var(--fg-2);
  border-radius: 3px;
}
.seg-btn:hover { color: var(--fg-0); }
.seg-btn.is-active { background: var(--bg-3); color: var(--fg-0); box-shadow: inset 0 0 0 1px var(--line-strong); }
.seg.seg-vert { flex-direction: column; align-items: stretch; }
.seg.seg-vert .seg-btn { text-align: left; padding: 5px 8px; }

.filter-chips { display: flex; gap: 6px; margin-left: auto; }

.center-body {
  flex: 1; overflow: auto;
  background: var(--bg-0);
}

/* tree view */
.tree { padding: 8px 10px; font-size: 12px; }
.tree-row {
  display: flex; align-items: center; gap: 6px;
  padding: 4px 8px; border-radius: var(--radius-0);
  cursor: pointer;
}
.tree-row:hover { background: var(--bg-2); }
.tree-row.is-selected { background: var(--accent-soft); color: var(--fg-0); box-shadow: inset 2px 0 0 var(--accent); }
.tree-root { font-size: 11px; color: var(--fg-2); padding-bottom: 6px; cursor: default; }
.tree-root:hover { background: transparent; }
.tree-root-label { color: var(--fg-2); }
.tree-folder { color: var(--fg-1); font-weight: 500; }
.tree-file { color: var(--fg-1); padding-left: 24px; }
.tree-file-name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tree-file-ver, .tree-count { font-size: 10px; color: var(--fg-3); margin-left: auto; }

/* list view */
.list { padding: 0; }
.list-head, .list-row {
  display: grid;
  grid-template-columns: minmax(0, 2.5fr) 70px 130px 80px 140px 110px 36px;
  align-items: center; gap: 12px;
  padding: 0 16px; height: var(--row);
}
.list-head { background: var(--bg-1); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; }
.list-h { font-size: 9px; color: var(--fg-3); text-align: left; padding: 0; display: inline-flex; align-items: center; gap: 4px; }
.list-row { border-bottom: 1px solid var(--line); cursor: pointer; text-align: left; background: transparent; border-left: none; border-right: none; border-top: none; }
.list-row:hover { background: var(--bg-1); }
.list-row.is-selected { background: var(--accent-soft); box-shadow: inset 2px 0 0 var(--accent); }
.list-cell { font-size: 12px; color: var(--fg-1); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.list-cell-name { display: flex; align-items: center; gap: 8px; min-width: 0; color: var(--fg-0); }
.list-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.list-cell-act { display: flex; justify-content: flex-end; }
.fg-2 { color: var(--fg-2); }

.ext-tag {
  font-size: 9px; padding: 1px 5px;
  border: 1px solid; border-radius: 3px;
  text-transform: uppercase;
}
.ver-pill {
  display: inline-flex; align-items: center;
  font-size: 10px; padding: 2px 7px;
  background: var(--bg-3); color: var(--fg-1);
  border: 1px solid var(--line-strong); border-radius: 10px;
}

.iconbtn {
  display: inline-grid; place-items: center;
  width: 24px; height: 24px; border-radius: var(--radius-0);
  color: var(--fg-2);
}
.iconbtn:hover { background: var(--bg-3); color: var(--fg-0); }

/* grid view */
.grid-cards {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px; padding: 16px;
}
.card-file {
  display: flex; flex-direction: column; gap: 0;
  background: var(--bg-1); border: 1px solid var(--line); border-radius: var(--radius-1);
  text-align: left; overflow: hidden;
}
.card-file:hover { border-color: var(--line-strong); }
.card-file.is-selected { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
.card-file-thumb {
  position: relative;
  background: var(--bg-2);
  border-bottom: 1px solid var(--line);
  height: 130px;
  display: grid; place-items: center;
}
.card-file-thumb svg { width: 100%; height: 100%; }
.card-file-ver { position: absolute; top: 8px; right: 8px; }
.card-file-meta { padding: 8px 10px; }
.card-file-name { font-size: 12px; color: var(--fg-0); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.card-file-sub { font-size: 10px; margin-top: 3px; }

/* ── Right panel ──────────────────────────────── */
.right {
  background: var(--bg-1); border-left: 1px solid var(--line);
  display: flex; flex-direction: column; min-height: 0;
}
.right-head { padding: 14px 16px 10px; border-bottom: 1px solid var(--line); }
.right-head-row { display: flex; align-items: center; gap: 8px; }
.right-name { font-size: 13px; flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.right-head-meta { font-size: 10px; margin-top: 4px; }
.right-actions { display: flex; gap: 6px; padding: 10px 16px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.right-tabs { display: flex; padding: 0 8px; border-bottom: 1px solid var(--line); }
.right-tab {
  padding: 10px 10px; font-size: 9px; color: var(--fg-3);
  border-bottom: 1px solid transparent; margin-bottom: -1px;
}
.right-tab:hover { color: var(--fg-0); }
.right-tab.is-active { color: var(--accent); border-bottom-color: var(--accent); }
.right-body { flex: 1; overflow: auto; padding: 14px 16px; }

/* details */
.preview-frame {
  position: relative;
  background: var(--bg-0);
  border: 1px solid var(--line); border-radius: var(--radius-1);
  height: 180px;
  display: grid; place-items: center;
  overflow: hidden;
}
.preview-frame .preview-svg { width: 100%; height: 100%; }
.preview-overlay {
  position: absolute; bottom: 6px; right: 6px; left: 6px;
  display: flex; justify-content: space-between;
  font-size: 9px; color: var(--fg-3);
}
.kv {
  margin: 14px 0 10px; padding: 0;
  display: grid; grid-template-columns: 1fr; gap: 0;
  border-top: 1px solid var(--line);
}
.kv > div {
  display: grid; grid-template-columns: 90px 1fr; gap: 12px;
  padding: 6px 0; border-bottom: 1px solid var(--line);
  font-size: 11px;
}
.kv dt { color: var(--fg-3); margin: 0; }
.kv dd { margin: 0; color: var(--fg-0); }
.kv-sm > div { padding: 4px 0; font-size: 10px; }
.kv-sm dt { color: var(--fg-3); }
.tags { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 12px; }

/* chips */
.chip {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 10px; padding: 2px 7px; border-radius: 10px;
  background: var(--bg-3); color: var(--fg-1);
  border: 1px solid transparent;
}
.chip-line { background: transparent; border-color: var(--line-strong); color: var(--fg-2); }
.chip-line:hover { color: var(--fg-0); border-color: var(--fg-3); }
.chip-add { color: var(--fg-3); }
.chip-sm { font-size: 9px; padding: 1px 5px; }
.chip-ok { background: rgba(111,184,154,0.15); color: var(--ok); border-color: rgba(111,184,154,0.3); }
.chip-warn { background: rgba(217,168,91,0.15); color: var(--warn); border-color: rgba(217,168,91,0.3); }
.chip-active { background: rgba(111,184,154,0.15); color: var(--ok); }
.chip-review { background: rgba(217,168,91,0.15); color: var(--warn); }
.chip-archived { background: var(--bg-3); color: var(--fg-3); }
.chip-prio-high { background: rgba(217,111,111,0.15); color: var(--err); border-color: rgba(217,111,111,0.3); }
.chip-prio-med { background: rgba(217,168,91,0.15); color: var(--warn); }
.chip-prio-low { background: var(--bg-3); color: var(--fg-2); }

/* versions */
.versions { padding-top: 4px; }
.version-row { display: grid; grid-template-columns: 20px 1fr; gap: 10px; padding: 10px 0; }
.version-rail { display: flex; flex-direction: column; align-items: center; padding-top: 3px; }
.version-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--bg-3); border: 1px solid var(--line-strong);
}
.version-dot.is-current { background: var(--accent); border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.version-dot.is-rollback { background: var(--warn); border-color: var(--warn); }
.version-line { width: 1px; flex: 1; background: var(--line); margin-top: 4px; min-height: 30px; }
.version-head { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.version-author { font-size: 12px; color: var(--fg-0); }
.version-date { font-size: 10px; }
.version-note { font-size: 12px; color: var(--fg-1); margin: 4px 0; }
.version-foot { display: flex; gap: 12px; font-size: 10px; }
.lnk { color: var(--accent); padding: 0; font-size: inherit; }
.lnk:hover { text-decoration: underline; }

/* activity */
.activity { display: flex; flex-direction: column; gap: 0; }
.act-row { display: grid; grid-template-columns: 16px 1fr; gap: 10px; padding: 8px 0; border-bottom: 1px solid var(--line); }
.act-dot { width: 6px; height: 6px; border-radius: 50%; margin-top: 6px; margin-left: 5px; background: var(--fg-3); }
.act-upload { background: var(--accent); }
.act-edit { background: var(--info); }
.act-task { background: var(--warn); }
.act-ci { background: var(--ok); }
.act-approve { background: var(--ok); }
.act-scan { background: var(--info); }
.act-line { font-size: 12px; color: var(--fg-1); }
.act-line b { color: var(--fg-0); font-weight: 500; }
.act-when { font-size: 10px; margin-top: 2px; }

/* tasks */
.tasks { display: flex; flex-direction: column; gap: 8px; }
.task-row { display: grid; grid-template-columns: 8px 1fr; gap: 10px; padding: 10px; background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--radius-1); }
.task-state { width: 4px; border-radius: 2px; background: var(--fg-3); }
.task-open { background: var(--accent); }
.task-review { background: var(--info); }
.task-done { background: var(--ok); }
.task-head { display: flex; gap: 8px; align-items: center; font-size: 10px; }
.task-title { font-size: 12px; color: var(--fg-0); margin: 4px 0; }
.task-foot { font-size: 10px; }
.task-add { align-self: flex-start; margin-top: 4px; }

/* ── Buttons ───────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 11px; border-radius: var(--radius-1);
  font-size: 12px; line-height: 1; font-weight: 500;
  border: 1px solid transparent;
}
.btn-sm { padding: 5px 9px; font-size: 11px; }
.btn-ghost { color: var(--fg-1); border-color: var(--line); background: var(--bg-2); }
.btn-ghost:hover { background: var(--bg-3); color: var(--fg-0); border-color: var(--line-strong); }
.btn-primary { background: var(--accent); color: #16110a; border-color: var(--accent); }
.btn-primary:hover { background: #f3b153; }

/* ── Selects / inputs ──────────────────────────── */
.select {
  padding: 5px 8px;
  background: var(--bg-2); border: 1px solid var(--line);
  border-radius: var(--radius-1);
  font-size: 12px; color: var(--fg-0);
  font-family: var(--mono);
}

.check { display: flex; align-items: center; gap: 6px; padding: 3px 0; font-size: 11px; color: var(--fg-1); }
.check input { accent-color: var(--accent); }

/* ── Modals ───────────────────────────────────── */
.modal-veil {
  position: fixed; inset: 0;
  background: rgba(7,9,12,0.75);
  backdrop-filter: blur(4px);
  display: grid; place-items: center;
  z-index: 100;
  padding: 24px;
}
.modal {
  background: var(--bg-1);
  border: 1px solid var(--line-strong); border-radius: var(--radius-2);
  box-shadow: var(--shadow-1);
  display: flex; flex-direction: column;
  min-height: 0; overflow: hidden;
}
.modal-diff { width: min(1100px, 95vw); height: min(720px, 92vh); }
.modal-viewer { width: min(1280px, 96vw); height: min(820px, 94vh); }
.modal-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px; border-bottom: 1px solid var(--line);
}
.modal-title { display: flex; align-items: center; gap: 8px; font-size: 13px; }
.modal-tools { display: flex; gap: 6px; align-items: center; }

/* diff modal */
.diff-toolbar {
  display: flex; align-items: center; gap: 16px;
  padding: 10px 16px; border-bottom: 1px solid var(--line);
  background: var(--bg-2);
}
.diff-pick { display: flex; flex-direction: column; gap: 4px; }
.diff-pick .upper { font-size: 9px; }
.diff-summary { display: flex; align-items: center; gap: 10px; margin-left: auto; font-size: 11px; }
.diff-add { color: var(--ok); }
.diff-rem { color: var(--err); }

.diff-body {
  flex: 1; display: grid; grid-template-columns: 1fr 1fr;
  border-bottom: 1px solid var(--line);
  min-height: 0;
}
.diff-pane {
  border-right: 1px solid var(--line);
  display: flex; flex-direction: column;
  background: var(--bg-0);
  position: relative;
}
.diff-pane:last-child { border-right: none; }
.diff-pane-current::before {
  content: ""; position: absolute; inset: 0; border: 1px solid var(--accent);
  pointer-events: none;
}
.diff-pane-head { padding: 8px 12px; font-size: 10px; color: var(--fg-3); border-bottom: 1px solid var(--line); background: var(--bg-1); }
.diff-pane svg { flex: 1; padding: 16px; }
.diff-pane-meta { padding: 12px 16px; border-top: 1px solid var(--line); font-size: 11px; display: flex; flex-direction: column; gap: 4px; color: var(--fg-1); }

.diff-changes { padding: 12px 16px; max-height: 180px; overflow: auto; }
.diff-changes-head { font-size: 9px; color: var(--fg-3); margin-bottom: 8px; }
.diff-change {
  display: grid; grid-template-columns: 16px 240px 1fr;
  gap: 10px; padding: 5px 0; font-size: 11px;
  border-bottom: 1px solid var(--line);
}
.diff-marker { font-size: 12px; font-weight: 700; }
.diff-change-add .diff-marker { color: var(--ok); }
.diff-change-rem .diff-marker { color: var(--err); }
.diff-change-edit .diff-marker { color: var(--accent); }

/* viewer modal */
.viewer-grid {
  flex: 1; display: grid;
  grid-template-columns: 240px 1fr 260px;
  min-height: 0;
}
.viewer-tree { border-right: 1px solid var(--line); overflow: auto; padding: 8px 4px; }
.viewer-tree-head { padding: 6px 10px; font-size: 9px; color: var(--fg-3); }
.viewer-tree-row { display: flex; align-items: center; gap: 8px; padding: 5px 8px; font-size: 12px; color: var(--fg-1); cursor: pointer; }
.viewer-tree-row:hover { background: var(--bg-2); }
.viewer-tree-row.is-selected { background: var(--accent-soft); color: var(--fg-0); }

.viewer-stage {
  position: relative; overflow: hidden;
  background-color: var(--bg-0);
}
.viewer-canvas { width: 80%; height: 80%; margin: 5% auto; display: grid; place-items: center; transition: transform 0.15s; }
.viewer-canvas svg { width: 100%; height: 100%; }
.viewer-corner { position: absolute; padding: 10px 12px; font-size: 10px; color: var(--fg-2); display: flex; flex-direction: column; gap: 2px; pointer-events: none; }
.viewer-corner-tl { top: 0; left: 0; }
.viewer-corner-tr { top: 0; right: 0; text-align: right; }
.viewer-corner-bl { bottom: 30px; left: 0; }
.viewer-corner-br { bottom: 30px; right: 0; flex-direction: row; align-items: center; gap: 6px; pointer-events: auto; }
.legend { display: flex; align-items: center; gap: 6px; }
.legend-x, .legend-y, .legend-z { width: 8px; height: 8px; border-radius: 2px; }
.legend-x { background: #d97f7f; }
.legend-y { background: var(--ok); }
.legend-z { background: var(--info); }

.viewer-scrub {
  position: absolute; bottom: 0; left: 0; right: 0;
  display: flex; align-items: center; gap: 10px;
  padding: 8px 14px;
  background: var(--bg-1); border-top: 1px solid var(--line);
}
.viewer-scrub input { flex: 1; accent-color: var(--accent); }

.viewer-meta { border-left: 1px solid var(--line); overflow: auto; padding: 12px 14px; }
.viewer-meta-block { padding: 8px 0; border-bottom: 1px solid var(--line); }
.viewer-meta-h { margin-bottom: 6px; }

/* utility */
.fg-2 { color: var(--fg-2); }