@import url("https://fonts.googleapis.com/css2?family=EB+Garamond:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&family=JetBrains+Mono:wght@400;500;600&family=Outfit:wght@400;500;600;700;800&display=swap");

:root {
  --bg: #1a1b26;
  --bg-alt: #16171f;
  --bg-panel: #1e1f2e;
  --bg-card: #1c1d2b;
  --bg-hover: #222436;
  --border: #2a2b3d;
  --border-hi: #3d3f5c;

  --text: #c0caf5;
  --text-dim: #787c99;
  --text-mute: #414868;
  --text-head: #e6e9f4;

  --accent: #bd93f9;
  --accent-dim: rgba(189, 147, 249, 0.15);
  --link: #8be9fd;
  --d-pink: #f38ba8;
  --d-green: #a6e3a1;
  --d-yellow: #f9e2af;
  --d-comment: #6272a4;
  --d-peach: #fab387;

  --font-body: "EB Garamond", Georgia, serif;
  --font-ui: "Outfit", sans-serif;
  --font-mono: "JetBrains Mono", monospace;

  --header-h: 50px;
  --radius: 4px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  font-size: 16px;
}

body {
  transition: background 0.3s;
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  overflow: hidden;
  height: 100vh;
}

button {
  cursor: pointer;
  font-family: inherit;
}
input,
textarea {
  font-family: inherit;
}

::-webkit-scrollbar {
  width: 4px;
  height: 4px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--border-hi);
  border-radius: 2px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--d-comment);
}

.site-header {
  height: var(--header-h);
  background: transparent;
  border: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  flex-shrink: 0;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 100;
}

.site-header::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: calc(var(--header-h) + 40px);
  background: linear-gradient(to bottom, var(--bg) 20%, transparent 100%);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  -webkit-mask-image: linear-gradient(to bottom, black 50%, transparent 100%);
  mask-image: linear-gradient(to bottom, black 50%, transparent 100%);
  pointer-events: none;
  z-index: -1;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 0;
  min-width: 0;
}

.site-logo {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-dim);
  background: none;
  border: none;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 0.3rem;
  transition: color 0.15s;
  flex-shrink: 0;
}

.site-logo:hover {
  color: var(--text);
}

.logo-caret {
  color: var(--accent);
  font-size: 1rem;
  line-height: 1;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  min-width: 0;
}

.bc-sep {
  color: var(--text-mute);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0 0.1rem;
}

.bc-title {
  font-family: var(--font-ui);
  font-size: 0.78rem;
  color: var(--text-dim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 300px;
}

.bc-dirty {
  color: var(--d-peach);
  font-size: 0.55rem;
  flex-shrink: 0;
}

.header-right {
  flex-shrink: 0;
}

.hdr-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.img-resize-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  color: var(--text-dim);
  padding: 0.22rem 0.5rem;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 999px;
}

.img-resize-chip input[type="range"] {
  width: 92px;
  accent-color: var(--accent);
}

.chip-close {
  background: none;
  border: none;
  color: var(--text-mute);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1;
  padding: 0;
}

.chip-close:hover {
  color: var(--text);
}

.search-hdr {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.35rem 0.75rem;
  font-family: var(--font-ui);
  font-size: 0.75rem;
  color: var(--text);
  outline: none;
  width: 220px;
  transition: border-color 0.15s;
}

.search-hdr::placeholder {
  color: var(--text-mute);
}
.search-hdr:focus {
  border-color: var(--d-comment);
}

.save-status {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 0.2rem 0.6rem;
  border-radius: 20px;
}

.save-ok {
  background: rgba(166, 227, 161, 0.1);
  color: var(--d-green);
}
.save-err {
  background: rgba(243, 139, 168, 0.1);
  color: var(--d-pink);
}

.btn {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.38rem 0.85rem;
  border-radius: var(--radius);
  border: 1px solid var(--border-hi);
  background: transparent;
  color: var(--text);
  transition: all 0.14s ease;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.btn:hover {
  background: var(--bg-hover);
  border-color: var(--text-mute);
  color: var(--text-head);
}
.btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
  pointer-events: none;
}

.btn-primary {
  background: var(--accent-dim);
  border-color: rgba(189, 147, 249, 0.4);
  color: var(--accent);
}
.btn-primary:hover {
  background: rgba(189, 147, 249, 0.25);
  border-color: var(--accent);
  color: #cfb3fc;
}

.btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text-dim);
  font-size: 0.73rem;
}
.btn-ghost:hover {
  background: var(--bg-hover);
  color: var(--text);
  border-color: var(--border-hi);
}
.btn-ghost-on {
  border-color: var(--accent) !important;
  color: var(--accent) !important;
}

.btn-ghost-danger {
  background: transparent;
  border: 1px solid rgba(243, 139, 168, 0.25);
  color: rgba(243, 139, 168, 0.65);
  font-family: var(--font-ui);
  font-size: 0.73rem;
  font-weight: 500;
  padding: 0.38rem 0.85rem;
  border-radius: var(--radius);
  transition: all 0.14s;
  white-space: nowrap;
}
.btn-ghost-danger:hover {
  background: rgba(243, 139, 168, 0.1);
  border-color: var(--d-pink);
  color: var(--d-pink);
}
.btn-ghost-danger:disabled {
  opacity: 0.25;
  cursor: not-allowed;
}

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 15, 20, 0.75);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 2rem;
  width: 100%;
  max-width: 400px;
  text-align: center;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.modal-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.modal-title {
  font-family: var(--font-ui);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-head);
  margin-bottom: 0.75rem;
}

.modal-msg {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text-dim);
  line-height: 1.5;
  margin-bottom: 2rem;
}

.modal-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
}

.modal-btn-danger {
  background: rgba(243, 139, 168, 0.1);
  border-color: var(--d-pink);
  color: var(--d-pink);
}
.modal-btn-danger:hover {
  background: rgba(243, 139, 168, 0.2) !important;
  border-color: #ff9fb9 !important;
  color: #ff9fb9 !important;
}

.view {
  height: 100vh;
  padding-top: var(--header-h);
  box-sizing: border-box;
  overflow-y: auto;
}

.home-wrap {
  max-width: 860px;
  margin: 0 auto;
  padding: 4rem 2rem 6rem;
}

.home-hero {
  margin-bottom: 4rem;
}

.hero-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent);
  letter-spacing: 0.06em;
  display: block;
  margin-bottom: 0.75rem;
}

.hero-title {
  font-family: var(--font-ui);
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--text-head);
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 1rem;
}

.hero-desc {
  font-family: var(--font-body);
  font-size: 1.1rem;
  color: var(--text-dim);
  line-height: 1.65;
}

.posts-grid {
  display: flex;
  flex-direction: column;
  gap: 1px;
  border-top: 1px solid var(--border);
}

.no-results {
  font-family: var(--font-ui);
  font-size: 0.85rem;
  color: var(--text-dim);
  padding: 2rem 0;
}

.no-results span {
  color: var(--d-pink);
}

.post-card {
  border-bottom: 1px solid var(--border);
  padding: 1.6rem 0;
  cursor: pointer;
  transition: all 0.12s ease;
}

.post-card:hover .post-card-title {
  color: var(--text-head);
}
.post-card:hover .post-read-link {
  color: var(--accent);
}

.post-card-meta {
  display: flex;
  gap: 1.2rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-dim);
  margin-bottom: 0.55rem;
}

.post-card-title {
  font-family: var(--font-ui);
  font-size: 1.22rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.5rem;
  line-height: 1.3;
  transition: color 0.12s;
}

.post-card-excerpt {
  font-family: var(--font-body);
  font-size: 0.97rem;
  color: var(--text-dim);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 0.9rem;
}

.post-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.post-read-link {
  font-family: var(--font-ui);
  font-size: 0.78rem;
  color: var(--text-mute);
  transition: color 0.12s;
}

.post-edit-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-family: var(--font-ui);
  font-size: 0.7rem;
  color: var(--text-mute);
  background: none;
  border: 1px solid transparent;
  border-radius: 3px;
  padding: 0.2rem 0.5rem;
  transition: all 0.12s;
}

.post-edit-btn:hover {
  color: var(--text);
  border-color: var(--border);
  background: var(--bg-hover);
}

.home-empty {
  text-align: center;
  padding: 5rem 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  color: var(--text-dim);
  font-family: var(--font-ui);
  font-size: 0.9rem;
}

.reading-layout {
  max-width: 1100px;
  margin: 0 auto;
  padding: 3.5rem 2rem 6rem;
  display: grid;
  grid-template-columns: 1fr 200px;
  gap: 4rem;
  align-items: start;
}

.reading-article {
  min-width: 0;
}

.reading-meta {
  display: flex;
  gap: 0.8rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-dim);
  margin-bottom: 1.2rem;
}

.reading-title {
  font-family: var(--font-ui);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--text-head);
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.reading-toc { position: sticky; top: 1.5rem; }

.toc-section-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
  padding-left: 0.6rem;
}

.view-editor-wrap {
  height: 100vh;
  padding-top: var(--header-h);
  box-sizing: border-box;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.editor-titlebar {
  padding: 0.9rem 1.5rem 0.7rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  background: var(--bg);
}

.title-input {
  width: 100%;
  background: transparent;
  border: none;
  outline: none;
  font-family: var(--font-body);
  font-size: 1.65rem;
  font-weight: 600;
  color: var(--text-head);
  line-height: 1.3;
}
.title-input::placeholder {
  color: var(--text-mute);
  font-style: italic;
  font-weight: 400;
}

.toolbar {
  padding: 0.45rem 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 0.3rem;
  flex-wrap: nowrap;
  flex-shrink: 0;
  background: var(--bg-alt);
  overflow-x: auto;
}

.tb-group {
  display: flex;
  gap: 0.25rem;
}
.tb-sep {
  width: 1px;
  height: 16px;
  background: var(--border);
  margin: 0 0.2rem;
  flex-shrink: 0;
}
.tb-spacer {
  flex: 1;
}

.tb-btn {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 0.28rem 0.52rem;
  border-radius: 3px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-dim);
  transition: all 0.12s;
  white-space: nowrap;
}
.tb-btn:hover {
  background: var(--bg-hover);
  color: var(--text);
  border-color: var(--border-hi);
}
.tb-b {
  font-weight: 700;
  font-family: var(--font-ui);
}
.tb-i {
  font-style: italic;
  font-family: var(--font-ui);
}
.tb-lang {
  color: var(--accent);
  border-color: rgba(189, 147, 249, 0.2);
}
.tb-lang:hover {
  border-color: var(--accent);
  background: var(--accent-dim);
}

.tb-hints {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-mute);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-shrink: 0;
  white-space: nowrap;
}

kbd {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  padding: 0.05em 0.35em;
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: inherit;
}

.editor-panes {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 1fr 200px;
  overflow: hidden;
  min-height: 0;
}

.editor-panes.focus-mode {
  grid-template-columns: 1fr;
}

.pane {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-right: 1px solid var(--border);
  min-height: 0;
}
.pane:last-child {
  border-right: none;
}

.pane-bar {
  padding: 0.38rem 1.2rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-shrink: 0;
  background: var(--bg-alt);
}

.pane-label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-mute);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.pane-stat {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-mute);
}

.editor-ta {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  resize: none;
  padding: 1.2rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.9;
  color: #c0caf5;
  tab-size: 4;
}
.editor-ta::placeholder {
  color: var(--text-mute);
}

.pane-scroll {
  flex: 1;
  overflow-y: auto;
  padding: 1.4rem 1.5rem;
  min-height: 0;
}

.toc-item {
  display: block;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  border-left: 2px solid transparent;
  padding: 0.22rem 0.6rem;
  font-family: var(--font-ui);
  font-size: 0.72rem;
  color: var(--text-dim);
  transition: all 0.12s;
  line-height: 1.45;
  cursor: pointer;
}
.toc-item:hover {
  color: var(--link);
  border-left-color: var(--link);
}

.toc-empty {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-mute);
  padding: 0.5rem 0.6rem;
  line-height: 1.8;
}

.markdown-body {
  transition: background 0.3s;
  font-family: var(--font-body);
  font-size: 1.06rem;
  line-height: 1.78;
  color: #c4cce0;
}

.markdown-body h1 {
  font-family: var(--font-ui);
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-head);
  margin: 2rem 0 0.6rem;
  line-height: 1.2;
  letter-spacing: -0.02em;
}
.markdown-body h2 {
  font-family: var(--font-ui);
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--text-head);
  margin: 1.8rem 0 0.5rem;
  padding-bottom: 0.3rem;
  border-bottom: 1px solid var(--border);
  line-height: 1.3;
}
.markdown-body h3 {
  font-family: var(--font-ui);
  font-size: 1.15rem;
  font-weight: 600;
  color: #d4daf0;
  margin: 1.5rem 0 0.45rem;
}
.markdown-body h4 {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--d-comment);
  margin: 1.2rem 0 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.markdown-body p {
  margin-bottom: 1.05em;
}

.md-image-wrap {
  margin: 1.4rem 0 1.8rem;
  text-align: center;
}

.md-image-wrap img {
  display: inline-block;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--border);
  border-radius: 4px;
  cursor: pointer;
}

.preview-md .md-image-wrap img:hover {
  border-color: var(--accent);
}

.md-image-wrap figcaption {
  margin-top: 0.5rem;
  font-family: var(--font-ui);
  font-size: 0.74rem;
  color: var(--text-dim);
}

.image-missing {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--d-pink);
  padding: 0.6rem 0.75rem;
  border: 1px dashed rgba(243, 139, 168, 0.25);
  background: rgba(243, 139, 168, 0.05);
  border-radius: 4px;
}

.markdown-body a {
  color: var(--link);
  text-decoration: underline;
  text-decoration-color: rgba(137, 220, 235, 0.35);
  text-underline-offset: 3px;
  transition: all 0.14s;
}
.markdown-body a:hover {
  color: #b2f0ff;
  text-decoration-color: var(--link);
}

.markdown-body code {
  font-family: var(--font-mono);
  font-size: 0.81em;
  background: rgba(243, 139, 168, 0.1);
  color: var(--d-pink);
  padding: 0.14em 0.36em;
  border-radius: 2px;
  border: 1px solid rgba(243, 139, 168, 0.14);
}

.markdown-body pre {
  background: #0d1117 !important;
  border: 1px solid var(--border);
  border-radius: 5px;
  margin: 1.6em 0;
  overflow: hidden;
  position: relative;
}

.markdown-body pre::before {
  content: attr(data-lang);
  display: block;
  background: #161b22;
  border-bottom: 1px solid var(--border);
  padding: 0.38rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--d-comment);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.markdown-body pre code {
  display: block;
  background: transparent !important;
  color: #cdd6f4;
  padding: 1rem 1.1rem;
  border: none;
  border-radius: 0;
  font-size: 0.82rem;
  line-height: 1.72;
  overflow-x: auto;
}

.hljs {
  background: transparent !important;
  color: #cdd6f4 !important;
}
.hljs-comment,
.hljs-quote {
  color: #6272a4 !important;
  font-style: italic;
}
.hljs-keyword,
.hljs-selector-tag {
  color: #ff79c6 !important;
  font-weight: 500;
}
.hljs-built_in {
  color: #8be9fd !important;
  font-style: italic;
}
.hljs-number,
.hljs-literal {
  color: #bd93f9 !important;
}
.hljs-string,
.hljs-attr {
  color: #f1fa8c !important;
}
.hljs-variable {
  color: #ff79c6 !important;
}
.hljs-type,
.hljs-class .hljs-title {
  color: #8be9fd !important;
  font-style: italic;
}
.hljs-function .hljs-title,
.hljs-title.function_ {
  color: #50fa7b !important;
}
.hljs-title,
.hljsSection {
  color: #50fa7b !important;
}
.hljs-params {
  color: #ffb86c !important;
}
.hljs-meta {
  color: #ff79c6 !important;
}
.hljs-operator,
.hljs-punctuation {
  color: #ff79c6 !important;
}
.hljs-symbol {
  color: #50fa7b !important;
}
.hljs-link {
  color: #8be9fd !important;
  text-decoration: underline;
}

.markdown-body blockquote {
  border-left: 3px solid var(--d-comment);
  color: #8a93a8;
  background: rgba(98, 114, 164, 0.07);
  padding: 0.7rem 1rem;
  border-radius: 0 4px 4px 0;
  margin: 1.5em 0;
  font-style: italic;
}
.markdown-body blockquote p:last-child {
  margin-bottom: 0;
}

.markdown-body ul {
  list-style: none;
  padding-left: 1.4em;
  margin-bottom: 1em;
}
.markdown-body ul li::before {
  content: "—";
  color: var(--d-comment);
  margin-right: 0.55em;
  font-family: var(--font-mono);
  font-size: 0.85em;
}
.markdown-body ol {
  list-style: decimal;
  padding-left: 1.8em;
  margin-bottom: 1em;
}
.markdown-body li {
  margin-bottom: 0.4em;
}

.markdown-body strong {
  font-weight: 700;
  color: var(--text-head);
}
.markdown-body em {
  font-style: italic;
  color: #b4bcce;
}

.markdown-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5em 0;
  font-family: var(--font-ui);
  font-size: 0.88rem;
}
.markdown-body th,
.markdown-body td {
  border: 1px solid var(--border);
  padding: 0.6em 0.95em;
}
.markdown-body th {
  background: var(--bg-panel);
  font-weight: 600;
  color: var(--text-head);
}
.markdown-body tr:nth-child(even) td {
  background: rgba(255, 255, 255, 0.015);
}

.markdown-body hr {
  height: 1px;
  background: var(--border);
  border: none;
  margin: 2.5em 0;
}

.markdown-body mark {
  background: rgba(249, 226, 175, 0.16);
  color: var(--d-yellow);
  border-radius: 2px;
  padding: 0.1em 0.28em;
}

@media (max-width: 1024px) {
  .reading-layout {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .reading-toc {
    position: static;
  }

  .editor-panes {
    grid-template-columns: 1fr;
  }

  .pane {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

  .pane:last-child {
    border-bottom: none;
  }
}

@media (max-width: 700px) {
  :root {
    --header-h: 58px;
  }

  body {
    overflow: auto;
    overflow-x: hidden;
    height: auto;
    min-height: 100vh;
  }

  .site-header {
    padding: 0 0.75rem;
    height: var(--header-h);
    flex-wrap: nowrap;
    gap: 0.6rem;
    align-items: center;
  }

  .header-left {
    flex-shrink: 1;
    min-width: 0;
  }

  .header-right {
    flex: 1;
    min-width: 0;
    display: flex;
    justify-content: flex-end;
  }

  .hdr-actions {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    width: 100%;
    justify-content: flex-end;
  }

  .search-hdr {
    max-width: 180px;
    flex: 1;
    min-width: 0;
    height: 32px;
    padding: 0 0.6rem;
  }

  .bc-title {
    max-width: 80px;
  }

  .theme-pill-btn {
    padding: 0.22rem 0.5rem;
    font-size: 0.65rem;
  }

  .view {
    height: auto;
    min-height: calc(100vh - var(--header-h));
  }

  .view-editor-wrap {
    height: auto;
    min-height: calc(100vh - var(--header-h));
    overflow: visible;
  }

  .site-header,
  .view,
  .home-wrap,
  .reading-layout,
  .toolbar,
  .editor-panes,
  .pane,
  .pane-scroll,
  .editor-ta,
  .markdown-body {
    max-width: 100%;
  }

  .home-wrap {
    padding: 2rem 1rem 3rem;
  }

  .hero-title {
    font-size: 2rem;
  }

  .reading-layout {
    padding: 1.4rem 1rem 2.6rem;
  }

  .reading-title {
    font-size: 1.8rem;
    margin-bottom: 1.4rem;
    padding-bottom: 0.9rem;
  }

  .editor-titlebar {
    padding: 0.75rem 0.9rem 0.65rem;
  }

  .title-input {
    font-size: 1.25rem;
  }

  .toolbar {
    padding: 0.4rem 0.55rem;
  }

  .editor-panes {
    display: flex;
    flex-direction: column;
  }

  .pane {
    min-height: 260px;
    border-bottom: 1px solid var(--border);
  }

  .pane:last-child {
    border-bottom: none;
  }

  .pane-bar {
    padding: 0.38rem 0.8rem;
  }

  .editor-ta {
    padding: 0.9rem 0.9rem 1rem;
    font-size: 0.79rem;
    line-height: 1.7;
  }

  .pane-scroll {
    padding: 1rem 0.9rem 1.2rem;
  }

  .markdown-body {
    font-size: 1rem;
    line-height: 1.65;
    overflow-x: hidden;
  }

  .markdown-body h1 {
    font-size: 1.55rem;
  }
  .markdown-body h2 {
    font-size: 1.25rem;
  }
  .markdown-body h3 {
    font-size: 1.06rem;
  }

  .markdown-body pre,
  .markdown-body pre code {
    overflow-x: auto;
    max-width: 100%;
  }

  .markdown-body table {
    display: block;
    overflow-x: auto;
    max-width: 100%;
    white-space: nowrap;
  }
}

.copy-code-btn { position: absolute; top: 0; right: 0; padding: 0.2rem 0.5rem; height: 1.8rem; background: transparent !important; color: var(--text-dim) !important; border: none; cursor: pointer; z-index: 10; display: flex; align-items: center; justify-content: center; transition: color 0.15s; }
.copy-code-btn:hover { color: var(--d-pink) !important; }
.copy-code-btn svg { width: 14px; height: 14px; opacity: 0.7; pointer-events: none; }

.theme-modern {
  background: radial-gradient(circle at 10% 10%, rgba(189, 147, 249, 0.16) 0%, transparent 40%), radial-gradient(circle at 90% 90%, rgba(139, 233, 253, 0.16) 0%, transparent 40%), var(--bg);
  background-attachment: fixed;
}

.theme-modern .site-header {
  background: transparent;
  border-bottom: none;
  position: fixed;
  top: 0; left: 0; right: 0; width: 100%;
}
.theme-modern .site-header::before {
  content: "";
  display: block;
  position: absolute;
  top: 0; left: 0; right: 0;
  height: calc(var(--header-h) + 40px);
  background: linear-gradient(to bottom, var(--bg) 20%, transparent 100%);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  -webkit-mask-image: linear-gradient(to bottom, black 50%, transparent 100%);
  mask-image: linear-gradient(to bottom, black 50%, transparent 100%);
  pointer-events: none;
  z-index: -1;
}
.theme-modern .view, .theme-modern .view-editor-wrap {
  height: 100vh;
  padding-top: var(--header-h);
  box-sizing: border-box;
}
.theme-modern .reading-toc { top: calc(var(--header-h) + 1.5rem); }
.theme-modern .modal-card {
  background: rgba(28, 29, 43, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.08);
}
.theme-modern .pane-bar {
  background: rgba(22, 23, 31, 0.75);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

/* Theme toggle pill */
.theme-toggle-pill {
  display: inline-flex;
  align-items: center;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 2px;
  gap: 2px;
}

.theme-pill-btn {
  font-family: var(--font-ui);
  font-size: 0.7rem;
  font-weight: 500;
  padding: 0.22rem 0.75rem;
  border-radius: 999px;
  border: none;
  background: transparent;
  color: var(--text-mute);
  cursor: pointer;
  transition: all 0.18s ease;
  white-space: nowrap;
}

.theme-pill-btn:hover {
  color: var(--text-dim);
}

.theme-pill-btn.theme-pill-active {
  background: var(--accent-dim);
  color: var(--accent);
  cursor: default;
}


/* Copy Toast Notification */
#copy-toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: rgba(28, 29, 43, 0.95);
  color: var(--text-head);
  padding: 0.6rem 1.2rem;
  border-radius: 999px;
  font-family: var(--font-ui);
  font-size: 0.85rem;
  font-weight: 600;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.4);
  z-index: 9999;
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  border: 1px solid var(--border);
  pointer-events: none;
}

#copy-toast.copy-toast-show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

#copy-toast.copy-toast-hide {
  opacity: 0;
  transform: translateX(-50%) translateY(-10px);
}

.theme-modern #copy-toast {
  background: rgba(28, 29, 43, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}