/* ============================================================== */
/*  Cerulean, Document Review kit                                  */
/* ============================================================== */

html, body, #root { margin:0; padding:0; height:100%; background: var(--bg); }
body { font-family: var(--font-sans); color: var(--ink); -webkit-font-smoothing: antialiased; }

/* ---- Workspace frame ------------------------------------------ */
.workspace {
  position: relative;
  width: 1440px;
  min-height: 900px;
  margin: 0 auto;
  background: var(--bg);
  padding: 32px 56px 40px;
  display: grid;
  grid-template-columns: 320px 1fr 140px;
  grid-template-rows: auto auto 1fr;
  column-gap: 40px;
  row-gap: 0;
  box-sizing: border-box;
}
.workspace .header-bar { grid-column: 1 / -1; grid-row: 1; }
.workspace .snippet-row { grid-column: 2 / 4; grid-row: 2; }
.workspace .pane-left { grid-column: 1; grid-row: 2 / 4; padding-top: 28px; }
.workspace .pane-center { grid-column: 2; grid-row: 3; padding-top: 24px; display:flex; flex-direction:column; align-items:center; }
.workspace .pane-right { grid-column: 3; grid-row: 2 / 4; padding-top: 28px; }

/* ---- Header ---------------------------------------------------- */
.header-bar {
  display: grid;
  grid-template-columns: 360px minmax(620px, 1fr) 120px 32px;
  align-items: center;
  gap: 32px;
}
.header-bar .wordmark { justify-self: start; }
.search-group {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 12px;
}
.snippet-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 40px;
  margin-top: 22px;
  /* Aligned within the search columns (no wordmark padding needed, the
     snippet row only spans cols 2-3 of the workspace grid). */
  padding-left: 212px; /* 200 selector + 12 gap = align under search field */
  padding-right: 184px; /* leave room for count + filter at the row level */
}
.snippet {
  display:flex; flex-direction:column; gap:6px;
  cursor: pointer;
  transition: opacity var(--dur-state) var(--ease);
}
.snippet:hover { opacity: 1; }
.snippet .snip-meta { display:flex; gap:14px; font-family: var(--font-mono); font-size:12px; color: var(--muted); }
.snippet.is-active .snip-meta .ser { color: var(--accent); }
.snippet .snip-body { font-family: var(--font-serif); font-size:13px; line-height:1.55; color: var(--ink); }

/* ---- Wordmark -------------------------------------------------- */
.wm {
  display: inline-flex;
  flex-direction: column;
  gap: 6px;
}
.wm .wm-row { display:inline-flex; align-items:center; gap: 10px; }
.wm .wm-body {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: var(--tracking-wordmark);
  color: var(--ink);
}
.wm .wm-dot { width: 12px; height: 12px; background: var(--accent); display:inline-block; }
.wm .wm-strap {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 10px;
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--muted);
}

/* ---- Search header -------------------------------------------- */
.selector {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 14px;
  height: 40px;
  background: #FFFFFF;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--ink);
  cursor: pointer;
  transition: border-color var(--dur-state) var(--ease);
}
.selector:hover { border-color: var(--ink-30); }
.selector .sel-chev { color: var(--muted); display:inline-flex; }
.search-field {
  display: flex; align-items: center; gap: 10px;
  padding: 0 14px;
  height: 40px;
  background: #FFFFFF;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-sm);
  transition: border-color var(--dur-state) var(--ease);
}
.search-field:focus-within { border-color: var(--ink-30); }
.search-field .mag { color: var(--muted); display:inline-flex; }
.search-field input {
  flex: 1; border: 0; outline: 0; background: transparent;
  font-family: var(--font-sans); font-size: 14px; color: var(--ink);
}
.search-field input::placeholder { color: var(--muted); }
.search-field .clear {
  color: var(--muted); cursor: pointer; display:inline-flex;
  transition: color var(--dur-state) var(--ease);
}
.search-field .clear:hover { color: var(--ink); }
.result-count { font-family: var(--font-sans); font-size: 13px; color: var(--muted); text-align:left; }
.filter-btn {
  width: 32px; height: 32px;
  display:inline-flex; align-items:center; justify-content:center;
  color: var(--muted);
  cursor: pointer;
  transition: color var(--dur-state) var(--ease);
}
.filter-btn:hover { color: var(--ink); }

/* ---- Panel label ---------------------------------------------- */
.panel-label {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 22px;
  padding-left: 8px;
}

/* ---- Tree ----------------------------------------------------- */
.tree { display:flex; flex-direction:column; }
.tree-row {
  position: relative;
  display: grid;
  grid-template-columns: 16px 18px 116px 1fr;
  gap: 10px;
  align-items: center;
  height: 32px;
  padding: 0 8px;
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--ink);
  cursor: pointer;
  transition: background var(--dur-state) var(--ease);
  border-radius: 2px;
}
.tree-row:hover { background: #FFFFFF; }
.tree-row.is-active { color: var(--accent); background: transparent; }
.tree-row.is-active::before {
  content: '';
  position: absolute;
  left: -8px; top: 4px; bottom: 4px;
  width: 2px; background: var(--accent);
}
.tree-row .chev { display:inline-flex; color: var(--muted); transition: transform var(--dur-state) var(--ease); }
.tree-row .chev.is-open { transform: rotate(90deg); }
.tree-row .gly { display:inline-flex; color: var(--muted); }
.tree-row.is-active .gly { color: var(--accent); }
.tree-row .ser { font-family: var(--font-mono); font-size: 12px; color: var(--muted); letter-spacing: 0; }
.tree-row.is-active .ser { color: var(--accent); }
.tree-row .title { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* ---- Document viewer ----------------------------------------- */
.viewer-stage {
  display: flex; flex-direction: column; align-items: center;
  gap: 24px;
  width: 100%;
}
.doc-page {
  position: relative;
  width: 560px;
  /* A4 portrait, 1 : 1.4142 */
  aspect-ratio: 1 / 1.4142;
  background: var(--surface);
  border-radius: var(--radius-md);
  box-shadow: var(--elev-page);
  border: 1px solid var(--hairline);
  padding: 48px 64px 32px;
  overflow: hidden;
}
.doc-page .ser-tag {
  position: absolute;
  top: 14px; right: 18px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
}
.doc-page .doc-title {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 17px;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink);
  margin: 0;
}
.doc-page .doc-title + .doc-title {
  font-size: 19px;
  margin-top: 6px;
  letter-spacing: 0.06em;
}
.doc-body {
  font-family: var(--font-serif);
  font-size: 14px;
  line-height: 1.65;
  color: var(--ink);
  margin-top: 28px;
}
.doc-body .clause {
  display: grid;
  grid-template-columns: 24px 1fr;
  column-gap: 14px;
  margin-top: 14px;
}
.doc-body .clause.level-1 { grid-template-columns: 52px 1fr; }
.doc-body .clause.level-2 { grid-template-columns: 52px 1fr; padding-left: 0; }
.doc-body .clause .n { font-weight: 600; }
.doc-body .clause .h { font-weight: 600; }
.doc-body .clause.level-2 .n { font-weight: 400; }

/* Floating toolbar pill */
.toolbar {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 6px 10px;
  background: #FFFFFF;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-sm);
  box-shadow: 0 1px 2px rgba(26, 31, 43, 0.04);
}
.toolbar .btn {
  width: 32px; height: 32px;
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--ink-70);
  cursor: pointer;
  border-radius: 3px;
  transition: color var(--dur-state) var(--ease);
}
.toolbar .btn:hover { color: var(--ink); }
.toolbar .btn.is-active { color: var(--accent); }
.toolbar .zoom-label {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink);
  padding: 0 8px;
  min-width: 42px; text-align: center;
}
.toolbar .sep {
  width: 1px; height: 18px;
  background: var(--hairline);
  margin: 0 4px;
}

/* ---- Pages rail ---------------------------------------------- */
.rail { display: flex; flex-direction: column; gap: 22px; align-items: center; }
.rail-thumb {
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  cursor: pointer;
}
.rail-thumb .num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
}
.rail-thumb.is-selected .num { color: var(--accent); }
.rail-thumb .sheet {
  width: 64px;
  aspect-ratio: 1 / 1.4142;
  background: #FFFFFF;
  border: 1px solid var(--hairline);
  border-radius: 2px;
  padding: 6px;
  display: flex; flex-direction: column; gap: 3px;
  transition: border-color var(--dur-state) var(--ease);
}
.rail-thumb.is-selected .sheet {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}
.rail-thumb .sheet i {
  display: block; height: 2px;
  background: rgba(26, 31, 43, 0.18);
  border-radius: 1px;
}
.rail-thumb .sheet i.short { width: 60%; }
.rail-thumb .sheet i.mid { width: 80%; }

/* ---- Frame jewellery ----------------------------------------- */
.bracket {
  position: absolute;
  width: 18px; height: 18px;
  pointer-events: none;
}
.bracket svg { display:block; }
.bracket.bl { bottom: 16px; left: 18px; transform: rotate(0deg); }
.bracket.br { bottom: 16px; right: 18px; transform: scaleX(-1); }
.index-code {
  position: absolute;
  bottom: 14px; left: 44px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
}
.katakana {
  position: absolute;
  top: 50%; right: 14px;
  transform: translateY(-50%);
  writing-mode: vertical-rl;
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--muted);
}

/* No focus outlines on cursored chrome */
button:focus, [role="button"]:focus, .selector:focus, .filter-btn:focus,
.search-field input:focus, .tree-row:focus, .rail-thumb:focus, .toolbar .btn:focus {
  outline: none;
}

/* Search match, block tint */
mark.match {
  background: var(--accent-tint);
  color: inherit;
  padding: 1px 3px;
  border-radius: 2px;
}