:root {
  /* Light beige theme */
  --bg: #f8f3e8;
  --fg: #2b2620;
  --muted: #7b7061;
  --accent: #a4552b;
  --card: #fdfaf3;
  --border: #e4dac6;
  --code-bg: #f0e9d9;
  color-scheme: light;
}

* { box-sizing: border-box; }

/* Images are centered by default everywhere */
img { display: block; max-width: 100%; height: auto; margin-left: auto; margin-right: auto; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 16px;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0;
}
nav .name { font-weight: 600; color: var(--fg); text-decoration: none; }
nav ul { list-style: none; display: flex; gap: 20px; margin: 0; padding: 0; }
nav a { color: var(--muted); text-decoration: none; }
nav a:hover { color: var(--accent); }

a { color: var(--accent); }

header.hero { padding: 48px 0 24px; }
header.hero h1 { font-size: 2.4rem; line-height: 1.2; margin: 0 0 12px; }
header.hero p { color: var(--muted); font-size: 1.15rem; margin: 0; }

section { padding: 24px 0; }
section h2 { font-size: 1.3rem; margin: 0 0 16px; }

.cards { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px;
  text-decoration: none;
  color: var(--fg);
  display: block;
}
.card:hover { border-color: var(--accent); }
.card h3 { margin: 0 0 6px; font-size: 1.05rem; }
.card p { margin: 0; color: var(--muted); font-size: 0.95rem; }

pre, code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.9rem; }
pre { background: var(--code-bg); padding: 14px; border-radius: 8px; overflow-x: auto; }

.run-btn {
  background: var(--accent);
  color: #fff;
  border: 0;
  border-radius: 6px;
  padding: 8px 14px;
  font-size: 0.95rem;
  cursor: pointer;
}

footer { padding: 48px 0; color: var(--muted); font-size: 0.9rem; }

/* Runnable Python cells (js/pycells.js) */
#py-status { color: var(--muted); margin-left: 10px; font-size: 0.9rem; }
.py-cell { border: 1px solid var(--border); border-radius: 8px; overflow: hidden; background: var(--code-bg); }
.py-cell.py-running { border-color: var(--accent); }
.py-cell textarea {
  width: 100%; border: 0; padding: 12px; resize: vertical;
  background: var(--code-bg); color: var(--fg);
  font: 0.9rem/1.5 ui-monospace, SFMono-Regular, Menlo, monospace;
}
.py-cell .CodeMirror { height: auto; background: var(--code-bg); color: var(--fg); font-size: 0.9rem; padding: 6px 0; }
.py-cell .CodeMirror-gutters { background: var(--code-bg); border-right: 1px solid var(--border); }
.py-cell .CodeMirror-linenumber { color: var(--muted); }
.py-cell .CodeMirror-cursor { border-left-color: var(--fg); }
.py-bar { display: flex; gap: 8px; padding: 6px 8px; border-top: 1px solid var(--border); }
.py-run {
  background: var(--card); color: var(--fg); border: 1px solid var(--border);
  border-radius: 5px; padding: 3px 12px; font-size: 0.85rem; cursor: pointer;
}
.py-run:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
.py-run:disabled { opacity: 0.5; cursor: wait; }
.py-output:empty { display: none; }
.py-output { border-top: 1px solid var(--border); padding: 10px 12px; background: var(--card); }
.py-output pre { margin: 0; padding: 0; background: none; white-space: pre-wrap; color: var(--fg); }
.py-output pre.py-stderr { color: #d73a49; }
.py-output img { margin-top: 6px; margin-bottom: 6px; background: #fff; border-radius: 6px; }

/* Blog */
.muted { color: var(--muted); }
.small { font-size: 0.85rem; }
.post-list { list-style: none; padding: 0; margin: 0; }
.post-list li { padding: 16px 0; border-bottom: 1px solid var(--border); }
.post-list li a { font-size: 1.15rem; font-weight: 600; text-decoration: none; }
.post-list li p { margin: 6px 0 0; color: var(--muted); }
.post-meta { color: var(--muted); font-size: 0.9rem; margin-top: 2px; }
.post-header { padding: 32px 0 8px; }
.post-header h1 { font-size: 2.1rem; line-height: 1.2; margin: 0 0 6px; }
.post-tools { margin: 16px 0; }
.post-body { overflow-wrap: break-word; }
.post-body .py-cell { margin: 16px 0; }
.post-body h2, .post-body h3 { margin-top: 1.6em; }
.post-body blockquote { margin: 0; padding-left: 14px; border-left: 3px solid var(--border); color: var(--muted); }
.post-body code { background: var(--code-bg); padding: 1px 5px; border-radius: 4px; }
.post-body pre code { padding: 0; background: none; }

/* Editor */
.wrap.wide { max-width: 1200px; }
.panel { max-width: 520px; margin: 32px auto; }
.panel h1 { margin-top: 0; }
.form, .editor { display: flex; flex-direction: column; gap: 12px; }
label { display: flex; flex-direction: column; gap: 4px; font-size: 0.95rem; }
input[type=text], input[type=password], select, .editor textarea {
  font: inherit; color: var(--fg); background: var(--card);
  border: 1px solid var(--border); border-radius: 6px; padding: 8px 10px;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
.form .run-btn { align-self: flex-start; }
.form-msg { margin: 0; min-height: 1.4em; font-size: 0.9rem; color: var(--muted); }
.form-msg.error { color: #d73a49; }
.link-btn { background: none; border: 0; padding: 0; color: var(--accent); font: inherit; cursor: pointer; text-decoration: underline; }
nav .link-btn { color: var(--muted); text-decoration: none; }
.editor-top { display: flex; align-items: flex-end; gap: 12px; }
.editor-top .grow { flex: 1; }
.editor-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.editor-grid > div { min-width: 0; }
.toolbar { display: flex; align-items: center; gap: 10px; min-height: 34px; margin-bottom: 6px; flex-wrap: wrap; }
.editor textarea#body {
  width: 100%; min-height: 60vh; resize: vertical;
  font: 0.9rem/1.55 ui-monospace, SFMono-Regular, Menlo, monospace;
}
.preview { border: 1px solid var(--border); border-radius: 6px; padding: 4px 16px; min-height: 60vh; background: var(--card); }
.publish-bar { display: flex; align-items: center; gap: 12px; padding: 8px 0 48px; }
.run-btn:disabled { opacity: 0.6; cursor: wait; }
@media (max-width: 800px) {
  .editor-grid { grid-template-columns: 1fr; }
  .editor textarea#body, .preview { min-height: 40vh; }
}

/* Manage posts */
.manage-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 16px; }
.manage-head h1 { margin: 0; }
.as-link { display: inline-block; text-decoration: none; }
a.run-btn.as-link { color: #fff; }
#search {
  width: 100%; margin-top: 16px; font: inherit; color: var(--fg); background: var(--card);
  border: 1px solid var(--border); border-radius: 6px; padding: 8px 10px;
}
.manage-list { list-style: none; padding: 0; margin: 0 0 48px; }
.manage-item { display: flex; gap: 16px; align-items: center; padding: 14px 0; border-bottom: 1px solid var(--border); }
.manage-info { flex: 1; min-width: 0; }
.manage-title { font-weight: 600; }
.manage-summary { color: var(--muted); font-size: 0.9rem; margin-top: 2px; }
.manage-info .post-meta { overflow-wrap: anywhere; }
.manage-actions { display: flex; gap: 6px; flex-shrink: 0; }
.py-run.danger:hover:not(:disabled) { border-color: #d73a49; color: #d73a49; }
@media (max-width: 560px) {
  .manage-item { flex-direction: column; align-items: flex-start; gap: 8px; }
}
.editor textarea#body.dragging { outline: 2px dashed var(--accent); outline-offset: -2px; }
.post-body p img { margin-top: 16px; margin-bottom: 16px; border-radius: 6px; }

/* Projects */
.project-tag {
  display: inline-block; padding: 0 8px; border-radius: 999px; font-size: 0.8rem;
  background: var(--code-bg); border: 1px solid var(--border); color: var(--accent); text-decoration: none;
}
.project-tag:hover { border-color: var(--accent); }
.post-list li .project-tag { font-size: 0.8rem; font-weight: 400; }
.card-meta { margin-top: 10px; font-size: 0.8rem; color: var(--accent); }
[data-project-posts] > h2 { margin-top: 24px; padding-top: 24px; border-top: 1px solid var(--border); }
.manage-filters { display: flex; gap: 8px; margin-top: 16px; }
.manage-filters #search { margin-top: 0; flex: 1; }
.project-form { display: flex; gap: 8px; margin-top: 16px; flex-wrap: wrap; }
.project-form input { flex: 1; min-width: 160px; }