/* Kindle-friendly: serif, high contrast, no webfonts, minimal CSS. */
* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  padding: 0;
  background: #fff;
  color: #111;
}
body {
  font-family: Georgia, "Times New Roman", "DejaVu Serif", serif;
  font-size: 18px;
  line-height: 1.5;
}
a {
  color: #111;
  text-decoration: underline;
}
a:hover {
  color: #000;
}
button,
.link {
  font: inherit;
  background: #fff;
  color: #111;
  border: 1px solid #111;
  padding: 4px 10px;
  cursor: pointer;
}
button.link,
.link {
  border: none;
  text-decoration: underline;
  padding: 0;
}
form.inline {
  display: inline;
}
.muted {
  color: #666;
}

/* ---- Topbar ---- */
.topbar {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid #000;
  flex-wrap: wrap;
}
.topbar .brand {
  font-weight: bold;
  font-size: 1.1rem;
  text-decoration: none;
}
.topbar .filters {
  display: flex;
  gap: 0.75rem;
  flex: 1;
  flex-wrap: wrap;
}
.topbar .filters a {
  text-decoration: none;
  border-bottom: 2px solid transparent;
  padding-bottom: 2px;
}
.topbar .filters a.active {
  border-bottom-color: #000;
  font-weight: bold;
}
.topbar .actions {
  display: flex;
  gap: 0.5rem;
  align-items: baseline;
}

/* ---- List ---- */
.list-main {
  max-width: 44rem;
  margin: 0 auto;
  padding: 1rem;
}
.articles {
  list-style: none;
  padding: 0;
  margin: 0;
}
.articles .article {
  display: grid;
  grid-template-columns: 2.2rem 1fr auto;
  gap: 0.75rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid #ccc;
}
.articles .article.is-read {
  color: #666;
}
.articles .article.is-read a.title {
  color: #666;
  font-weight: normal;
}
.articles .rank {
  font-variant-numeric: tabular-nums;
  color: #888;
  text-align: right;
  padding-top: 0.1rem;
}
.articles .title {
  display: block;
  font-size: 1.1rem;
  font-weight: bold;
  text-decoration: none;
  line-height: 1.3;
}
.articles .meta {
  font-size: 0.85rem;
  color: #555;
  margin-top: 0.2rem;
}
.articles .meta .sep {
  margin: 0 0.3rem;
}
.articles .meta .hn {
  text-decoration: none;
  border: 1px solid #555;
  padding: 0 4px;
  font-size: 0.75rem;
}
.row-actions {
  display: flex;
  gap: 0.3rem;
  align-items: start;
}
.row-actions button {
  padding: 2px 8px;
  font-size: 1rem;
}

.pager {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin: 1.5rem 0;
  gap: 1rem;
}
.empty {
  color: #666;
  padding: 2rem 0;
  text-align: center;
}

/* ---- Auth ---- */
body.auth {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}
.login-card {
  max-width: 22rem;
  padding: 2rem;
  border: 1px solid #000;
  margin: 2rem auto;
}
.login-card h1 {
  margin-top: 0;
}
.login-card label {
  display: block;
  margin-bottom: 0.75rem;
}
.login-card input {
  width: 100%;
  font: inherit;
  padding: 6px 8px;
  border: 1px solid #111;
}
.login-card button {
  width: 100%;
  padding: 8px;
  margin-top: 0.5rem;
}
.login-card .error {
  color: #a00;
}

/* ---- Article ---- */
.article-bar {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.6rem 1rem;
  border-bottom: 1px solid #000;
  flex-wrap: wrap;
  align-items: baseline;
}
.article-bar .back {
  text-decoration: none;
}
.article-bar .actions {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  align-items: baseline;
}

.reader {
  max-width: 34rem;
  margin: 1.5rem auto 3rem;
  padding: 0 1rem;
}
.reader h1 {
  font-size: 1.6rem;
  line-height: 1.2;
  margin: 0 0 0.5rem;
}
.reader .byline {
  color: #555;
  margin: 0 0 1.5rem;
  font-size: 0.95rem;
}
.reader .byline .warn {
  color: #a60;
}
.reader-content img {
  max-width: 100%;
  height: auto;
}
.reader-content p {
  margin: 0 0 1rem;
}
.reader-content blockquote {
  border-left: 3px solid #888;
  margin: 1rem 0;
  padding: 0.25rem 1rem;
  color: #333;
}
.reader-content pre,
.reader-content code {
  font-family: "DejaVu Sans Mono", Menlo, Consolas, monospace;
  font-size: 0.9em;
  background: #f3f3f3;
}
.reader-content pre {
  padding: 0.75rem;
  overflow: auto;
}
.article-foot {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid #ccc;
}

/* Kindle narrow screens */
@media (max-width: 600px) {
  body {
    font-size: 17px;
  }
  .topbar {
    padding: 0.5rem;
    gap: 0.5rem;
  }
  .articles .article {
    grid-template-columns: 1.8rem 1fr;
  }
  .articles .row-actions {
    grid-column: 1 / -1;
    justify-content: flex-end;
  }
}