/* Blog Styles - White theme, extends main site style.css */

/* Blog Container */
.blog-container { max-width: 800px; margin: 0 auto; padding: 120px 24px 60px; }

/* Blog Hero */
.blog-hero { text-align: center; margin-bottom: 48px; }
.blog-hero h1 {
  font-size: clamp(32px, 5vw, 48px); font-weight: 800;
  color: #1f2937; margin-bottom: 12px;
}
.blog-hero p { font-size: 16px; color: #6b7280; }

/* Blog Grid */
.blog-grid { display: flex; flex-direction: column; gap: 20px; }
.blog-card {
  display: block; text-decoration: none; padding: 28px;
  background: rgba(255,255,255,.97);
  border: 1px solid rgba(124,58,237,.08); border-radius: 16px;
  transition: all .3s;
  box-shadow: 0 1px 3px rgba(0,0,0,.04);
}
.blog-card:hover {
  border-color: rgba(124,58,237,.2);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(124,58,237,.08);
}
.blog-card-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 12px; }
.blog-card-tag {
  padding: 3px 10px; border-radius: 16px; font-size: 11px; font-weight: 500;
  background: rgba(124,58,237,.08); color: #7c3aed;
}
.blog-card h2 { font-size: 20px; font-weight: 700; color: #1f2937; margin-bottom: 8px; line-height: 1.3; }
.blog-card p { font-size: 14px; color: #6b7280; line-height: 1.6; margin-bottom: 12px; }
.blog-card-meta { font-size: 13px; color: #9ca3af; }

/* Article Header */
.article-header { margin-bottom: 48px; padding-bottom: 32px; border-bottom: 1px solid #e5e7eb; }
.article-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.article-tag {
  padding: 4px 12px; border-radius: 20px; font-size: 12px; font-weight: 500;
  background: rgba(124,58,237,.08); color: #7c3aed; border: 1px solid rgba(124,58,237,.12);
}
.article-title {
  font-size: clamp(28px, 5vw, 40px); font-weight: 800; line-height: 1.2;
  letter-spacing: -.02em; margin-bottom: 16px; color: #1f2937;
}
.article-meta { display: flex; align-items: center; gap: 16px; font-size: 14px; color: #6b7280; }
.article-meta svg { width: 16px; height: 16px; }

/* Article Body */
.article-body h2 {
  font-size: 24px; font-weight: 700; margin: 48px 0 16px;
  padding-bottom: 8px; border-bottom: 1px solid #e5e7eb; color: #1f2937;
}
.article-body h3 { font-size: 18px; font-weight: 600; margin: 32px 0 12px; color: #374151; }
.article-body h4 { font-size: 16px; font-weight: 600; margin: 24px 0 8px; color: #4b5563; }
.article-body p { margin-bottom: 16px; color: #4b5563; line-height: 1.8; }
.article-body strong { color: #1f2937; }
.article-body a {
  color: #7c3aed; text-decoration: none; border-bottom: 1px solid rgba(124,58,237,.3); transition: border-color .2s;
}
.article-body a:hover { border-color: #7c3aed; }
.article-body ul, .article-body ol { margin-bottom: 16px; padding-left: 24px; color: #4b5563; }
.article-body li { margin-bottom: 8px; }
.article-body blockquote {
  margin: 16px 0; padding: 16px 20px; border-left: 3px solid #7c3aed;
  background: rgba(124,58,237,.04); border-radius: 0 16px 16px 0;
  color: #6b7280; font-style: italic;
}
.article-body hr { border: none; height: 1px; margin: 40px 0; background: linear-gradient(90deg, transparent, #e5e7eb, transparent); }

/* Code */
.article-body code {
  background: rgba(124,58,237,.06); padding: 2px 8px; border-radius: 6px;
  font-family: 'JetBrains Mono', monospace; font-size: 14px; color: #7c3aed;
}
.article-body pre {
  margin: 16px 0 24px; padding: 20px; background: #f8f9ff;
  border: 1px solid #e5e7eb; border-radius: 16px; overflow-x: auto;
}
.article-body pre code { background: none; padding: 0; font-size: 13px; color: #374151; line-height: 1.6; }

/* Tables */
.article-body table { width: 100%; margin: 16px 0 24px; border-collapse: collapse; }
.article-body th {
  padding: 12px 16px; text-align: left; background: rgba(124,58,237,.06);
  border: 1px solid #e5e7eb; font-weight: 600; font-size: 14px; color: #7c3aed;
}
.article-body td { padding: 10px 16px; border: 1px solid #e5e7eb; font-size: 14px; color: #4b5563; }
.article-body tr:hover td { background: rgba(124,58,237,.02); }

/* TL;DR */
.tldr {
  margin: 0 0 32px; padding: 20px 24px;
  background: linear-gradient(135deg, rgba(48,209,88,.04), rgba(124,58,237,.04));
  border: 1px solid rgba(48,209,88,.15); border-radius: 16px;
}
.tldr-title { font-size: 14px; font-weight: 700; color: #16a34a; margin-bottom: 10px; text-transform: uppercase; letter-spacing: .05em; }
.tldr ul { padding-left: 20px; }
.tldr li { color: #4b5563; margin-bottom: 6px; font-size: 14px; }

/* CTA */
.article-cta {
  margin: 48px 0; padding: 32px;
  background: linear-gradient(135deg, rgba(124,58,237,.06), rgba(37,99,235,.04));
  border: 1px solid rgba(124,58,237,.12); border-radius: 16px; text-align: center;
}
.article-cta h3 { font-size: 20px; margin-bottom: 12px; color: #1f2937; }
.article-cta p { font-size: 14px; color: #6b7280; margin-bottom: 20px; }
.article-cta .btn {
  display: inline-block; padding: 12px 28px;
  background: linear-gradient(135deg, #7c3aed, #2563eb);
  color: #fff; border-radius: 12px; text-decoration: none; font-weight: 600; font-size: 15px;
  transition: transform .2s, box-shadow .2s; border: none; cursor: pointer;
}
.article-cta .btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(124,58,237,.2); }

/* Trust Signals */
.trust-signals {
  display: flex; flex-wrap: wrap; gap: 8px; justify-content: center;
  margin-bottom: 16px;
}
.trust-item {
  padding: 5px 14px; border-radius: 20px; font-size: 13px; font-weight: 500;
  background: rgba(34,197,94,.08); color: #16a34a; border: 1px solid rgba(34,197,94,.15);
  white-space: nowrap;
}

/* Copy Message Box */
.cta-copy-box {
  margin: 20px auto; max-width: 420px; text-align: left;
  background: #fff; border: 1px solid #e5e7eb; border-radius: 12px; padding: 16px;
}
.cta-copy-label { font-size: 13px; color: #6b7280; margin-bottom: 8px; }
.cta-copy-msg {
  font-size: 13px; color: #374151; background: #f9fafb; border-radius: 8px;
  padding: 12px; white-space: pre-line; line-height: 1.6; margin-bottom: 10px;
  border: 1px solid #e5e7eb; font-family: inherit;
}
.cta-copy-btn {
  display: block; width: 100%; padding: 10px; border: 1px solid #d1d5db;
  border-radius: 8px; background: #f9fafb; color: #374151; font-size: 14px;
  font-weight: 600; cursor: pointer; transition: all .2s;
}
.cta-copy-btn:hover { background: #7c3aed; color: #fff; border-color: #7c3aed; }

/* CTA Buttons */
.cta-buttons { display: flex; gap: 12px; justify-content: center; margin-top: 16px; flex-wrap: wrap; }
.article-cta .btn-tg {
  background: linear-gradient(135deg, #0088cc, #229ED9); color: #fff;
}
.article-cta .btn-tg:hover { box-shadow: 0 8px 24px rgba(0,136,204,.25); }

/* Tutorial Quick Links */
.cta-tutorials {
  display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; align-items: center;
  margin-top: 16px; padding-top: 16px; border-top: 1px solid rgba(124,58,237,.08);
}
.cta-tutorials-label { font-size: 13px; color: #9ca3af; }
.cta-tutorials a {
  padding: 4px 12px; border-radius: 16px; font-size: 12px; font-weight: 500;
  background: rgba(124,58,237,.06); color: #7c3aed; text-decoration: none;
  border: 1px solid rgba(124,58,237,.1); transition: all .2s;
}
.cta-tutorials a:hover { background: rgba(124,58,237,.12); }

/* Blog Footer */
.blog-footer {
  max-width: 800px; margin: 0 auto; padding: 24px;
  border-top: 1px solid #e5e7eb; text-align: center; font-size: 13px; color: #9ca3af;
}
.blog-footer a { color: #6b7280; text-decoration: none; }

/* i18n: hide/show based on language - syncs with main site i18n.js */
.blog-card[lang="en"],
.blog-hero p[lang="en"] { display: none; }
html[lang="en"] .blog-card[lang="en"],
html[lang="en"] .blog-hero p[lang="en"] { display: block; }
html[lang="en"] .blog-card[lang="zh"],
html[lang="en"] .blog-hero p[lang="zh"] { display: none; }
html:not([lang="en"]) .blog-card[lang="en"] { display: none; }

/* Article page: bilingual content toggle */
.article-body-en { display: none; }
html[lang="en"] .article-body-en { display: block; }
html[lang="en"] .article-body-zh { display: none; }

@media (max-width: 640px) {
  .blog-container { padding: 100px 16px 40px; }
  .article-body pre { padding: 14px; }
  .article-body table { font-size: 13px; }
  .article-body th, .article-body td { padding: 8px 10px; }
}