/*
Theme Name: Plan Keywords Blog
Version: 1.0.0
Author: Plan Keywords
Description: Preserves the existing Plan Keywords blog design.
Text Domain: plankeywords-blog
*/

  :root{--ink:#0f172a;--muted:#64748b;--line:#e7ebf3;--bg:#f6f8fc;--card:#fff;--brand:#4f46e5;--brand2:#3b82f6;--brandp:#8b5cf6;--radius:16px}
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg);line-height:1.7;-webkit-font-smoothing:antialiased}
  a{color:var(--brand);text-decoration:none}
  a:hover{text-decoration:underline}
  .wrap{max-width:1080px;margin:0 auto;padding:0 24px}
  .btn{display:inline-flex;align-items:center;gap:8px;border-radius:12px;padding:12px 22px;font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;transition:.15s;text-decoration:none}
  .btn-primary{background:var(--brand);color:#fff}
  .btn-primary:hover{background:#4338ca;text-decoration:none}
  .site-nav{position:sticky;top:0;z-index:50;background:rgba(246,248,252,.85);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
  .site-nav .wrap{display:flex;align-items:center;gap:16px;height:64px;max-width:1280px}
  .logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;white-space:nowrap;color:var(--ink)}
  .logo img{width:34px;height:34px;border-radius:9px}
  .site-nav .links{flex:1;display:flex;justify-content:center;gap:22px;color:var(--muted);font-weight:500;font-size:15px;white-space:nowrap}
  .site-nav .links a{color:inherit;text-decoration:none;position:relative;transition:color .2s ease}
  .site-nav .links a:hover{color:var(--ink);text-decoration:none}
  .site-nav .links a::after{content:"";position:absolute;left:0;right:100%;bottom:-6px;height:2px;border-radius:2px;background:var(--brand);transition:right .25s ease}
  .site-nav .links a:hover::after{right:0}
  .site-nav .links a.active{color:var(--ink)}
  .site-nav .links a.active::after{right:0}
  .site-nav .spacer{flex:0}
  @media(max-width:980px){.site-nav .links{gap:14px;margin-left:6px;font-size:14px}.site-nav .btn{padding:10px 16px}}
  @media(max-width:820px){.site-nav .links{display:none}}
  .article-wrap{display:grid;grid-template-columns:1fr 220px;gap:48px;max-width:1080px;margin:0 auto;padding:48px 24px 64px}
  @media(max-width:900px){.article-wrap{grid-template-columns:1fr;gap:0}}
  .article-header{margin-bottom:32px}
  .article-header .tags{display:flex;gap:8px;margin-bottom:14px}
  .article-header .tag{font-size:12px;font-weight:600;padding:4px 10px;border-radius:6px;background:#eef0fe;color:var(--brand)}
  .article-header h1{font-size:34px;line-height:1.25;letter-spacing:-.5px;margin-bottom:14px}
  .article-header .meta{display:flex;align-items:center;gap:12px;font-size:14px;color:var(--muted)}
  .article-header .meta .dot{width:3px;height:3px;border-radius:50%;background:var(--muted)}
  .article-body{font-size:17px;line-height:1.8;color:#1e293b}
  .article-body h2{font-size:26px;margin:40px 0 14px;letter-spacing:-.3px}
  .article-body h3{font-size:20px;margin:28px 0 10px}
  .article-body p{margin-bottom:18px}
  .article-body ul,.article-body ol{margin:0 0 18px 22px}
  .article-body li{margin-bottom:8px}
  .article-body blockquote{border-left:4px solid var(--brand);background:#f8f9ff;padding:14px 20px;border-radius:0 10px 10px 0;margin:20px 0;color:#475569}
  .article-body strong{font-weight:700;color:var(--ink)}
  .article-body a{color:var(--brand);text-decoration:underline}
  .toc{position:sticky;top:88px;align-self:start}
  .toc h4{font-size:13px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);margin-bottom:12px}
  .toc ul{list-style:none;margin:0;padding:0}
  .toc li{margin-bottom:8px}
  .toc a{font-size:14px;color:var(--muted);text-decoration:none;line-height:1.4;display:block}
  .toc a:hover{color:var(--brand);text-decoration:none}
  @media(max-width:900px){.toc{display:none}}
  .faq-section{margin-top:48px;padding-top:32px;border-top:2px solid var(--line)}
  .faq-section h2{font-size:26px;margin-bottom:20px}
  .faq-item{margin-bottom:20px}
  .faq-item h3{font-size:18px;margin-bottom:8px;color:var(--ink)}
  .faq-item p{color:var(--muted)}
  .cta-box{background:linear-gradient(135deg,var(--brand),var(--brand2));border-radius:20px;padding:36px 28px;color:#fff;margin:48px 0;text-align:center}
  .cta-box h2{font-size:24px;margin-bottom:8px}
  .cta-box p{font-size:15px;opacity:.9;margin-bottom:20px}
  .cta-box .btn{background:#fff;color:var(--brand)}
  .cta-box .btn:hover{background:#f0f0ff;text-decoration:none}
  .author-bio{display:flex;align-items:center;gap:14px;padding:24px;background:#fff;border:1px solid var(--line);border-radius:14px;margin-top:40px}
  .author-bio img{width:48px;height:48px;border-radius:12px}
  .author-bio .name{font-weight:700;font-size:15px}
  .author-bio .desc{font-size:14px;color:var(--muted)}
  .related{margin-top:40px}
  .related h2{font-size:22px;margin-bottom:16px}
  .related-links{display:grid;grid-template-columns:1fr 1fr;gap:16px}
  @media(max-width:600px){.related-links{grid-template-columns:1fr}}
  .related-links a{display:block;padding:18px;background:#fff;border:1px solid var(--line);border-radius:12px;font-weight:600;font-size:15px;text-decoration:none;transition:border-color .2s}
  .related-links a:hover{border-color:var(--brand);text-decoration:none}
  .site-footer{padding:40px 0;color:var(--muted);font-size:13px;text-align:center;border-top:1px solid var(--line)}
  .site-footer a{color:var(--muted);margin:0 10px;text-decoration:none}

  /* Article Images Responsive & Container Constraint */
  article img, .article-body img, .hero-img {
    max-width: 100%;
    width: 100%;
    height: auto;
    display: block;
    border-radius: 14px;
    margin: 28px 0;
    border: 1px solid var(--line);
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.05);
  }
  .hero-img {
    margin: 0 0 32px 0;
  }
  .article-body figcaption {
    text-align: center;
    font-size: 14px;
    color: var(--muted);
    margin-top: -16px;
    margin-bottom: 28px;
  }


.blog-hero{padding:64px 24px 40px;text-align:center}.blog-hero h1{font-size:42px;letter-spacing:-1px;margin:14px 0 12px;line-height:1.2}.blog-hero p{font-size:18px;color:var(--muted);max-width:640px;margin:auto}.pill{display:inline-block;background:#eef0fe;color:var(--brand);font-size:13px;font-weight:600;padding:5px 14px;border-radius:999px}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.card{background:white;border:1px solid var(--line);border-radius:16px;padding:28px;transition:box-shadow .2s,transform .2s}.card:hover{box-shadow:0 12px 40px #0f172a14;transform:translateY(-2px)}.tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}.tag{font-size:12px;font-weight:600;padding:4px 10px;border-radius:6px;background:#eef0fe;color:var(--brand)}.card h2{font-size:21px;line-height:1.35;margin:0 0 10px}.card h2 a{color:var(--ink)}.card .excerpt{color:var(--muted);font-size:15px;line-height:1.6}.meta{display:flex;gap:12px;align-items:center;flex-wrap:wrap;color:var(--muted);font-size:13px;margin-top:16px}.dot{width:3px;height:3px;border-radius:50%;background:var(--muted)}.breadcrumbs{font-size:13px;color:var(--muted);margin-bottom:24px}.blog-search{display:flex;max-width:480px;gap:8px;margin:24px auto 0}.blog-search input{min-width:0;flex:1;border:1px solid var(--line);border-radius:12px;padding:12px;font:inherit;background:white}.blog-list{padding-bottom:24px}.toc h2{font-size:13px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);margin:0 0 12px}.article-wrap>article{min-width:0}.article-body h2{scroll-margin-top:88px}.article-body table{border-collapse:collapse;width:100%;font-size:15px;margin:24px 0;display:block;overflow-x:auto}.article-body td,.article-body th{border:1px solid var(--line);padding:10px;text-align:left}.article-body iframe{max-width:100%}.author-bio img{width:48px;height:48px;margin:0;box-shadow:none;flex-shrink:0}.screen-reader-text,.skip-link{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.skip-link:focus{position:fixed;z-index:10000;width:auto;height:auto;clip-path:none;top:8px;left:8px;padding:12px;background:white}.mobile-blog{display:none}.footer-links{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:10px}.empty-state{padding:72px 24px;text-align:center;min-height:45vh}.navigation.pagination{position:static;background:none;border:0;margin:32px 0}.nav-links{display:flex;gap:12px;justify-content:center}.page-numbers{padding:8px 14px;border:1px solid var(--line);border-radius:8px}.page-numbers.current{background:var(--brand);color:white}.admin-bar .site-nav{top:32px}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid #818cf8;outline-offset:3px}@media(max-width:820px){.site-nav .wrap{gap:12px}.site-nav .logo{font-size:15px}.mobile-blog{display:block;margin-left:auto;font-size:14px}.site-nav .btn{padding:9px 12px;font-size:13px}}@media(max-width:760px){.grid{grid-template-columns:1fr}.blog-hero h1{font-size:32px}.article-header h1{font-size:29px}.card{padding:24px}.article-header .meta{gap:8px;font-size:12px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}