:root{--lyb-ink:#1d1b18;--lyb-muted:#6d675f;--lyb-warm:#c78952;--lyb-bg:#f7f2eb;--lyb-line:#e5ddd3;--lyb-card:#fff;--lyb-dark:#181714}.lyb-wrap{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--lyb-ink);background:#fff}.lyb-shell,.lyb-article-shell{width:min(1240px,calc(100% - 40px));margin:auto}.lyb-hero{padding:76px 0 72px;background:linear-gradient(135deg,#f7f2eb 0%,#fbf8f4 62%,#eee4d9 100%);border-bottom:1px solid var(--lyb-line)}.lyb-kicker,.lyb-section-label{font-size:12px;line-height:1.3;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--lyb-warm)}.lyb-hero h1{max-width:850px;margin:15px 0 16px;font-size:clamp(42px,6vw,72px);line-height:1.02;letter-spacing:-.04em}.lyb-hero p{max-width:820px;color:var(--lyb-muted);font-size:18px;line-height:1.75}.lyb-hero-links{display:flex;gap:10px;margin-top:28px;flex-wrap:wrap}.lyb-hero-links a,.lyb-cta a{background:var(--lyb-dark);color:#fff!important;text-decoration:none;padding:13px 18px;border-radius:3px;font-weight:700}.lyb-hero-links a:nth-child(2){background:transparent;color:var(--lyb-ink)!important;border:1px solid var(--lyb-line)}.lyb-featured-section{padding:70px 0 32px}.lyb-featured{display:grid;grid-template-columns:1.25fr 1fr;margin-top:14px;border:1px solid var(--lyb-line);background:var(--lyb-card)}.lyb-featured-media{display:block;min-height:430px;background:#eee}.lyb-featured-media img{width:100%;height:100%;min-height:430px;object-fit:cover;display:block}.lyb-featured-copy{padding:46px}.lyb-featured-copy h2{font-size:clamp(30px,3vw,44px);line-height:1.12;margin:12px 0 18px;letter-spacing:-.025em}.lyb-featured-copy h2 a,.lyb-card h3 a{color:var(--lyb-ink);text-decoration:none}.lyb-featured-copy p,.lyb-card p,.lyb-sidebox p{color:var(--lyb-muted);line-height:1.7}.lyb-meta{font-size:12px;color:#8a8177;text-transform:uppercase;letter-spacing:.06em}.lyb-read{display:inline-flex;gap:7px;align-items:center;margin-top:8px;color:var(--lyb-ink)!important;font-weight:800;text-decoration:none}.lyb-content-grid{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:46px;padding:48px 0 82px}.lyb-heading-row h2,.lyb-related h2{font-size:38px;margin:7px 0 20px;letter-spacing:-.025em}.lyb-filters{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 26px}.lyb-filters a{padding:8px 12px;border:1px solid var(--lyb-line);color:var(--lyb-ink);text-decoration:none;font-size:13px}.lyb-filters a.is-active,.lyb-filters a:hover{background:var(--lyb-dark);color:#fff;border-color:var(--lyb-dark)}.lyb-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.lyb-card{border:1px solid var(--lyb-line);background:#fff;display:flex;flex-direction:column;min-width:0}.lyb-card-media{display:block;aspect-ratio:16/10;background:#eee;overflow:hidden}.lyb-card-media img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .35s}.lyb-card:hover .lyb-card-media img{transform:scale(1.025)}.lyb-card-body{padding:22px}.lyb-card h3{font-size:22px;line-height:1.28;margin:9px 0 12px}.lyb-placeholder{height:100%;display:grid;place-items:center;background:linear-gradient(135deg,#1c1b18,#39342e);color:#d9ab7a;font-weight:900;letter-spacing:.1em}.lyb-sidebar{display:flex;flex-direction:column;gap:20px}.lyb-sidebox{border:1px solid var(--lyb-line);padding:25px;background:#fbf8f4}.lyb-sidebox h3{font-size:23px;margin:8px 0 12px}.lyb-sidebox a{display:block;padding:10px 0;border-top:1px solid var(--lyb-line);color:var(--lyb-ink);text-decoration:none;font-weight:650;font-size:14px}.lyb-pagination{display:flex;gap:8px;flex-wrap:wrap;margin-top:30px}.lyb-pagination .page-numbers{border:1px solid var(--lyb-line);padding:9px 12px;color:var(--lyb-ink);text-decoration:none}.lyb-pagination .current{background:var(--lyb-dark);color:#fff}.lyb-empty{padding:35px;border:1px solid var(--lyb-line)}.lyb-cta{background:var(--lyb-dark);color:#fff;padding:58px 0}.lyb-cta .lyb-shell{display:flex;justify-content:space-between;gap:45px;align-items:center}.lyb-cta h2{font-size:38px;margin:7px 0 8px;max-width:720px}.lyb-cta p{color:#d5d0ca;max-width:800px;line-height:1.65}.lyb-cta a{background:var(--lyb-warm);white-space:nowrap}.lyb-article-hero{background:var(--lyb-bg);border-bottom:1px solid var(--lyb-line);padding:58px 0}.lyb-breadcrumb{display:flex;gap:8px;flex-wrap:wrap;color:#81776e;font-size:13px;margin-bottom:32px}.lyb-breadcrumb a{color:inherit;text-decoration:none}.lyb-article-hero h1{max-width:940px;font-size:clamp(40px,5.4vw,68px);line-height:1.05;letter-spacing:-.04em;margin:14px 0}.lyb-lede{font-size:20px;line-height:1.7;color:var(--lyb-muted);max-width:900px}.lyb-byline{font-size:13px;color:#81776e;margin-top:22px}.lyb-article-cover{padding-top:42px}.lyb-article-cover img{width:100%;max-height:720px;object-fit:cover;display:block}.lyb-article-grid{display:grid;grid-template-columns:minmax(0,820px) 280px;gap:70px;padding:50px 0 72px;justify-content:space-between}.lyb-prose{font-size:17px;line-height:1.85;color:#38342f}.lyb-prose h2{font-size:34px;line-height:1.2;margin:46px 0 16px;color:var(--lyb-ink)}.lyb-prose h3{font-size:26px;line-height:1.25;margin:34px 0 12px;color:var(--lyb-ink)}.lyb-prose img{max-width:100%;height:auto}.lyb-prose a{color:#8d5d31}.lyb-prose table{width:100%;border-collapse:collapse;margin:24px 0}.lyb-prose th,.lyb-prose td{border:1px solid var(--lyb-line);padding:10px;vertical-align:top}.lyb-prose blockquote{margin:28px 0;padding:5px 0 5px 22px;border-left:3px solid var(--lyb-warm);color:#5d574f}.lyb-article-note{margin-top:48px;padding:28px;border:1px solid var(--lyb-line);background:var(--lyb-bg)}.lyb-article-note strong{font-size:21px;color:var(--lyb-ink)}.lyb-article-note a{display:inline-block;margin-top:8px;font-weight:800;color:var(--lyb-ink)}.lyb-related{padding:0 0 78px}.lyb-related .lyb-grid{grid-template-columns:repeat(3,minmax(0,1fr))}@media(max-width:980px){.lyb-featured{grid-template-columns:1fr}.lyb-content-grid,.lyb-article-grid{grid-template-columns:1fr}.lyb-sidebar,.lyb-article-aside{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.lyb-related .lyb-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:650px){.lyb-shell,.lyb-article-shell{width:min(100% - 26px,1240px)}.lyb-hero{padding:50px 0}.lyb-featured-section{padding-top:44px}.lyb-featured-copy{padding:28px}.lyb-featured-media,.lyb-featured-media img{min-height:260px}.lyb-content-grid{padding-top:30px}.lyb-grid,.lyb-related .lyb-grid,.lyb-sidebar,.lyb-article-aside{grid-template-columns:1fr}.lyb-cta .lyb-shell{align-items:flex-start;flex-direction:column}.lyb-cta h2{font-size:31px}.lyb-article-hero{padding:42px 0}.lyb-article-grid{padding-top:34px}}

/* v1.3.0: avoid cutting off Blog cover text and imagery.
   Use aspect-ratio frames, object-fit:contain by default, and allow
   an optional user-selected fill crop in Settings > LUYUAN Blog. */
.lyb-wrap .lyb-featured {min-width:0;}
.lyb-wrap .lyb-featured-media {
  min-width:0; min-height:0; overflow:hidden;
  display:flex; align-items:center; justify-content:center;
  aspect-ratio:var(--lyb-featured-ratio, 16/9);
  background:#181c24;
}
.lyb-wrap .lyb-featured-media img {
  display:block; min-width:0; min-height:0; max-width:100%; max-height:100%;
  width:100%; height:100%;
  object-fit:var(--lyb-featured-fit, contain);
  object-position:var(--lyb-focus-x, 50%) var(--lyb-focus-y, 50%);
}
.lyb-wrap .lyb-card-media {
  min-height:0; min-width:0;
  aspect-ratio:var(--lyb-card-ratio, 16/9);
  background:#181c24; overflow:hidden;
}
.lyb-wrap .lyb-card-media img {
  display:block; width:100%; height:100%; max-width:100%; max-height:100%;
  object-fit:var(--lyb-card-fit, contain);
  object-position:var(--lyb-focus-x, 50%) var(--lyb-focus-y, 50%);
  transition:none;
}
.lyb-wrap .lyb-card:hover .lyb-card-media img {transform:none;}
.lyb-wrap .lyb-article-cover img {
  width:100%; height:auto; max-width:100%; max-height:none;
  object-fit:contain; object-position:center; display:block;
}
@media(max-width:980px) {
  .lyb-wrap .lyb-featured-media {min-height:0;}
}
@media(max-width:650px) {
  .lyb-wrap .lyb-featured-media,
  .lyb-wrap .lyb-featured-media img {min-height:0;}
}