* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
a,
a:hover,
a:focus {
  text-decoration: none !important;
}
body {
  font-family: "Noto Sans SC", "PingFang SC", sans-serif;
  color: #15392d;
  background: linear-gradient(180deg, #f7fff9 0%, #eefbf4 48%, #f9fffb 100%);
}
.wrap {
  width: min(980px, calc(100vw - 2rem));
  margin: 1rem auto 2rem;
}
.container {
  width: min(980px, calc(100vw - 2rem));
  margin-left: auto;
  margin-right: auto;
}
.card {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(21, 128, 91, 0.15);
  border-radius: 18px;
  box-shadow: 0 14px 36px rgba(20, 81, 60, 0.12);
  padding: 1rem 1.2rem 1.6rem;
  line-height: 1.8;
}
.topbar {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}
.topbar a {
  text-decoration: none;
  color: #0f6b4d;
  background: #e8f8ef;
  border: 1px solid rgba(15, 107, 77, 0.2);
  border-radius: 999px;
  padding: 0.26rem 0.68rem;
  font-size: 0.9rem;
  font-weight: 700;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0.2rem 0 1.1rem;
  color: #596f66;
  font-size: 0.9rem;
}
.article-meta span,
.article-meta time {
  border-radius: 999px;
  border: 1px solid rgba(15, 107, 77, 0.14);
  background: #f4fbf7;
  padding: 0.18rem 0.58rem;
}
h1, h2, h3, h4, h5, h6 { color: #124836; line-height: 1.3; }
a { color: #0e7f5a; word-break: break-word; }
img { max-width: 100%; height: auto; }
hr { border: none; border-top: 1px solid #d9eee3; margin: 1rem 0; }
.code-block-wrap {
  position: relative;
  margin: 0.9rem 0;
}
pre {
  background: #f2fbf6;
  border: 1px solid #d3ece0;
  border-radius: 10px;
  margin: 0;
  padding: 0.75rem;
  overflow: auto;
}
.has-code-copy {
  padding-right: 4.8rem;
}
.code-copy-btn {
  position: absolute;
  top: 0.58rem;
  right: 0.62rem;
  z-index: 1;
  border: 1px solid rgba(15, 107, 77, 0.16);
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.86), rgba(232, 248, 239, 0.92));
  color: #176449;
  cursor: pointer;
  font: inherit;
  font-size: 0.78rem;
  font-weight: 800;
  line-height: 1;
  padding: 0.32rem 0.62rem;
  box-shadow: 0 5px 14px rgba(20, 81, 60, 0.09);
  transition: background 0.16s ease, border-color 0.16s ease, color 0.16s ease, transform 0.16s ease;
}
.code-copy-btn:hover,
.code-copy-btn:focus-visible {
  border-color: rgba(15, 107, 77, 0.28);
  background: linear-gradient(180deg, #ffffff, #ddf4e8);
  color: #0f6b4d;
  transform: translateY(-1px);
}
code {
  background: #eef9f3;
  border-radius: 4px;
  padding: 0.08rem 0.28rem;
}
blockquote {
  margin: 0.9rem 0;
  padding: 0.3rem 0.8rem;
  border-left: 4px solid #8ad8b6;
  background: #f3fcf7;
  border-radius: 8px;
}
.note {
  margin: 0.9rem 0;
  border: 1px solid #d6eadf;
  border-radius: 10px;
  background: #f4fbf7;
  padding: 0.7rem 0.8rem;
}
.note-title { font-weight: 800; margin-bottom: 0.45rem; }
ul, ol { padding-left: 1.4rem; }

/* Markdown table styles generated from md_to_custom_html.py */
.md-table {
  width: 100%;
  border-collapse: collapse;
  margin: 0.6rem 0 1rem;
  font-size: 0.95rem;
}
.md-table th,
.md-table td {
  padding: 0.5rem 0.7rem;
  border: 1px solid #d9eee3; /* subtle green border */
  vertical-align: middle;
}
.md-table thead th {
  background: linear-gradient(180deg, #f0fbf3 0%, #e6f7ec 100%); /* small fresh green */
  color: #0b5b3f;
  font-weight: 700;
  border-bottom: 1px solid #bfe6cf;
}
.md-table tbody tr:nth-child(odd) td {
  background: rgba(245, 252, 247, 0.6);
}
.md-table img { max-width: 100%; height: auto; display: block; }

/* keep tables responsive on small screens */
.md-table-wrap { overflow-x: auto; }

.site-footer {
  padding: 1.2rem 0 2.2rem;
  margin-top: 1.4rem;
  color: #588070;
  text-align: center;
}

.site-footer .footer-nav a {
  color: #0f6b4d;
  font-weight: 700;
  text-decoration: none;
}

.site-footer .footer-nav a:hover {
  color: #c05b3d;
}

.tip {
  margin: 0.4rem 0 0;
  font-size: 0.9rem;
}

.article-trust,
.article-cta {
  margin-top: 1.4rem;
  border-radius: 16px;
  border: 1px solid rgba(15, 107, 77, 0.14);
  background: linear-gradient(145deg, #fbfffd, #f1fbf6);
  padding: 1rem;
}

.article-trust h2,
.article-cta h2 {
  margin-top: 0;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.trust-grid p {
  margin: 0;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(15, 107, 77, 0.1);
  padding: 0.75rem;
}

.trust-grid strong,
.trust-grid span {
  display: block;
}

.trust-grid span {
  color: #596f66;
  line-height: 1.6;
}

.article-cta {
  background:
    radial-gradient(circle at 100% 0%, rgba(255, 210, 153, 0.36), transparent 30%),
    linear-gradient(145deg, #fffdf8, #eefaf4);
}

.cta-kicker {
  margin: 0;
  color: #c05b3d;
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.14em;
}

.article-cta p {
  color: #596f66;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.cta-actions a {
  text-decoration: none;
  border-radius: 999px;
  color: #fff;
  background: linear-gradient(135deg, #13865f, #0f6b4d);
  padding: 0.44rem 0.8rem;
  font-weight: 800;
}

.comments-lazy {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.8rem;
  align-items: center;
  margin-top: 1.4rem;
  border-radius: 16px;
  border: 1px dashed rgba(15, 107, 77, 0.24);
  background: #f8fffb;
  padding: 1rem;
}

.comments-copy h2,
.comments-copy p {
  margin: 0;
}

.comments-copy p {
  color: #596f66;
  font-size: 0.95rem;
}

.comments-load-btn {
  border: 0;
  border-radius: 999px;
  color: #fff;
  background: linear-gradient(135deg, #13865f, #0f6b4d);
  cursor: pointer;
  font: inherit;
  font-weight: 800;
  padding: 0.58rem 0.95rem;
  white-space: nowrap;
}

.comments-load-btn:disabled {
  cursor: wait;
  opacity: 0.72;
}

@media (max-width: 760px) {
  .trust-grid {
    grid-template-columns: 1fr;
  }

  .comments-lazy {
    grid-template-columns: 1fr;
  }

  .comments-load-btn {
    width: 100%;
  }
}