refactor: Extract inline book layout CSS to css/book-layout.css

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-06-08 22:40:33 +00:00
parent df68d1309d
commit b8ba7728db
2 changed files with 157 additions and 160 deletions
--- a/css/book-layout.css
+++ b/css/book-layout.css
@@ -0,0 +1,156 @@
+/* Reset body to a layout container (book-page.css targets body for page content) */
+html, body {
+  height: 100vh;
+  overflow: hidden;
+  display: flex;
+  flex-direction: column;
+  padding: 0;
+  max-width: unset;
+  margin: 0;
+  background-image: none;
+}
+
+#layout {
+  display: flex;
+  flex: 1;
+  overflow: hidden;
+}
+
+/* ── Sidebar ── */
+#sidebar {
+  width: 270px;
+  flex-shrink: 0;
+  display: flex;
+  flex-direction: column;
+  background: var(--surface);
+  border-right: 1px solid var(--border-bright);
+  overflow: hidden;
+}
+
+#sidebar-header {
+  padding: 14px 16px;
+  background: var(--surface2);
+  border-bottom: 1px solid var(--border-bright);
+  flex-shrink: 0;
+}
+
+#sidebar-header p {
+  font-family: var(--font-mono);
+  font-size: 0.7rem;
+  color: var(--text-dim);
+  margin-top: 4px;
+}
+
+#page-list {
+  flex: 1;
+  overflow-y: auto;
+  list-style: none;
+  padding: 4px 0;
+}
+
+#page-list li button {
+  width: 100%;
+  text-align: left;
+  padding: 6px 14px;
+  background: none;
+  border: none;
+  cursor: pointer;
+  color: var(--text-dim);
+  font-family: var(--font-body);
+  font-size: 0.88rem;
+  display: flex;
+  gap: 10px;
+  align-items: baseline;
+  transition: background 0.15s, color 0.15s;
+}
+
+#page-list li button:hover {
+  background: var(--surface2);
+  color: var(--text);
+}
+
+#page-list li.active button {
+  background: var(--surface3);
+  color: var(--teal);
+}
+
+.page-num {
+  flex-shrink: 0;
+  min-width: 24px;
+  font-family: var(--font-mono);
+  font-size: 0.72rem;
+  color: var(--border-bright);
+}
+
+li.active .page-num {
+  color: var(--teal-dim);
+}
+
+/* ── Main area ── */
+#main {
+  flex: 1;
+  display: flex;
+  flex-direction: column;
+  overflow: hidden;
+}
+
+/* ── Nav bar ── */
+#nav {
+  display: flex;
+  align-items: center;
+  gap: 10px;
+  padding: 10px 20px;
+  background: var(--surface);
+  border-bottom: 1px solid var(--border-bright);
+  flex-shrink: 0;
+}
+
+#page-title {
+  flex: 1;
+  text-align: center;
+  font-family: var(--font-display);
+  font-size: 0.65rem;
+  letter-spacing: 0.12em;
+  text-transform: uppercase;
+  color: var(--text);
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+#page-indicator {
+  font-family: var(--font-mono);
+  font-size: 0.72rem;
+  color: var(--text-dim);
+  white-space: nowrap;
+}
+
+/* ── Scrollable content ── */
+#content {
+  flex: 1;
+  overflow-y: auto;
+  background: var(--bg);
+  background-image:
+    radial-gradient(ellipse at 20% 10%, rgba(78,205,196,.04) 0%, transparent 50%),
+    radial-gradient(ellipse at 80% 90%, rgba(201,168,76,.04) 0%, transparent 50%);
+}
+
+/* ── Page sections ── */
+.page-section {
+  max-width: 860px;
+  margin: 0 auto;
+  padding: 32px;
+  border-bottom: 1px solid var(--border);
+}
+
+.page-section:last-child {
+  border-bottom: none;
+  min-height: calc(100vh - 80px);
+}
+
+/* Override book-page.css header rule inside sections */
+.page-section header {
+  border-bottom: 1px solid var(--border);
+  padding-bottom: 0.8em;
+  margin-bottom: 1.4em;
+}