@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:wght@700;800&display=swap');

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#fafafa;--white:#ffffff;--surface:#f4f4f6;
  --border:#e8e8ed;--border2:#d8d8e0;
  --blue:#1877f2;--blue2:#145dbf;--sky:#42a5f5;--accent:#00c6ff;
  --text:#0f0f14;--muted:#6b6b80;--light:#9898aa;
  --green:#16a34a;--green2:#15803d;
  --r:14px;--rs:10px;--shadow:0 2px 16px rgba(0,0,0,0.08);
  --shadow2:0 8px 40px rgba(0,0,0,0.12);
}
html{scroll-behavior:smooth}
body{font-family:'Inter',sans-serif;background:var(--bg);color:var(--text);min-height:100vh}

header{background:var(--white);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}
.header-inner{max-width:1100px;margin:0 auto;padding:0 24px;height:64px;display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none}
.logo-ic{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--blue),var(--sky),var(--accent));display:flex;align-items:center;justify-content:center;font-size:18px}
.logo-tx{font-family:'Playfair Display',serif;font-weight:800;font-size:20px;color:var(--text)}
.logo-tx span{background:linear-gradient(90deg,var(--blue),var(--sky));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.nav{display:flex;align-items:center;gap:28px}
.nav a{font-size:14px;font-weight:500;color:var(--muted);text-decoration:none;transition:color .2s}
.nav a:hover,.nav a.active{color:var(--text)}
.nav-cta{background:linear-gradient(135deg,var(--blue),var(--sky));color:#fff !important;padding:8px 18px;border-radius:8px;font-size:13px !important}
.nav-cta:hover{opacity:.9}
.nav-toggle-input{position:absolute;opacity:0;pointer-events:none}
.nav-toggle{display:none;width:40px;height:40px;align-items:center;justify-content:center;cursor:pointer;position:relative;flex-shrink:0}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{content:'';position:absolute;width:22px;height:2px;background:var(--text);border-radius:2px;transition:transform .2s,opacity .2s}
.nav-toggle span::before{transform:translateY(-7px)}
.nav-toggle span::after{transform:translateY(7px)}
.nav-toggle-input:checked+.nav-toggle span{background:transparent}
.nav-toggle-input:checked+.nav-toggle span::before{transform:translateY(0) rotate(45deg)}
.nav-toggle-input:checked+.nav-toggle span::after{transform:translateY(0) rotate(-45deg)}

.page{max-width:1100px;margin:0 auto;padding:0 24px}
.section{padding:56px 0}
.section-tag{display:inline-block;background:rgba(24,119,242,.08);border:1px solid rgba(24,119,242,.2);color:var(--blue);font-size:11px;font-weight:700;padding:5px 14px;border-radius:20px;letter-spacing:.8px;text-transform:uppercase;margin-bottom:16px}
.section-title{font-family:'Playfair Display',serif;font-weight:800;font-size:clamp(28px,3.5vw,40px);color:var(--text);margin-bottom:12px;line-height:1.2}
.section-sub{font-size:16px;color:var(--muted);line-height:1.7;max-width:560px}

.blog-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px;margin-top:44px}
.blog-card{background:var(--white);border:1px solid var(--border);border-radius:16px;overflow:hidden;text-decoration:none;color:var(--text);display:flex;flex-direction:column;transition:all .25s}
.blog-card:hover{border-color:var(--border2);box-shadow:var(--shadow2);transform:translateY(-3px)}
.blog-card-img{width:100%;aspect-ratio:16/9;background:var(--surface);overflow:hidden;display:flex;align-items:center;justify-content:center;font-size:32px;color:var(--light)}
.blog-card-img img{width:100%;height:100%;object-fit:cover;display:block}
.blog-card-body{padding:20px}
.blog-card-date{font-size:12px;color:var(--blue);font-weight:600;text-transform:uppercase;letter-spacing:.4px;margin-bottom:8px}
.blog-card-title{font-family:'Playfair Display',serif;font-weight:700;font-size:18px;line-height:1.35;margin-bottom:8px}
.blog-card-excerpt{font-size:14px;color:var(--muted);line-height:1.65}
.blog-empty{margin-top:44px;padding:48px 24px;text-align:center;background:var(--white);border:1px dashed var(--border2);border-radius:16px;color:var(--muted);font-size:15px}

.article-wrap{max-width:720px;margin:0 auto;padding:48px 24px 80px}
.article-back{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--blue);text-decoration:none;margin-bottom:24px}
.article-back:hover{color:var(--blue2)}
.article-date{font-size:13px;color:var(--blue);font-weight:600;text-transform:uppercase;letter-spacing:.4px;margin-bottom:14px}
.article-title{font-family:'Playfair Display',serif;font-weight:800;font-size:clamp(28px,4vw,42px);line-height:1.2;color:var(--text);margin-bottom:24px}
.article-cover{width:100%;border-radius:16px;overflow:hidden;margin-bottom:36px;border:1px solid var(--border);background:var(--surface)}
.article-cover img{width:100%;height:auto;display:block}

.article-body{font-size:16px;line-height:1.85;color:#2b2b35}
.article-body h2{font-family:'Playfair Display',serif;font-weight:800;font-size:28px;margin:40px 0 16px;color:var(--text);line-height:1.3}
.article-body h3{font-family:'Playfair Display',serif;font-weight:700;font-size:21px;margin:32px 0 12px;color:var(--text);line-height:1.35}
.article-body p{margin-bottom:20px}
.article-body ul,.article-body ol{margin:0 0 20px 22px}
.article-body li{margin-bottom:8px}
.article-body strong{color:var(--text);font-weight:700}
.article-body a{color:var(--blue);text-decoration:underline;text-decoration-color:rgba(24,119,242,.35)}
.article-body a:hover{color:var(--blue2)}
.article-body blockquote{border-left:3px solid var(--blue);padding:4px 0 4px 20px;color:var(--muted);font-style:italic;margin:24px 0}
.article-body code{background:var(--surface);border:1px solid var(--border);padding:2px 6px;border-radius:5px;font-size:14px}
.article-body pre{background:#16161d;color:#f1f1f5;padding:18px;border-radius:12px;overflow-x:auto;margin:24px 0}
.article-body pre code{background:none;border:none;padding:0;color:inherit}
.article-body img{display:block;width:100%;height:auto;border-radius:14px;margin:28px 0;border:1px solid var(--border)}
.article-body hr{border:none;border-top:1px solid var(--border);margin:36px 0}
.article-body table{border-collapse:collapse;width:100%;margin:24px 0;font-size:14.5px;display:block;overflow-x:auto;white-space:nowrap}
.article-body th,.article-body td{border:1px solid var(--border);padding:10px 14px;text-align:left}
.article-body th{background:var(--surface);font-weight:700}

.article-cta{margin-top:48px;background:linear-gradient(135deg,var(--blue),var(--sky));border-radius:16px;padding:32px;text-align:center;color:#fff}
.article-cta h3{font-family:'Playfair Display',serif;font-size:22px;margin-bottom:10px}
.article-cta p{opacity:.9;margin-bottom:18px;font-size:14px}
.article-cta a{display:inline-block;background:#fff;color:var(--blue2);font-weight:700;padding:12px 28px;border-radius:10px;text-decoration:none;font-size:14px}

footer{background:#0f0f14;color:#fff;padding:48px 0 0;margin-top:40px}
.footer-inner{max-width:1100px;margin:0 auto;padding:0 24px}
.footer-top{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;padding-bottom:36px}
.footer-brand{max-width:280px}
.footer-brand p{font-size:13px;color:rgba(255,255,255,.55);line-height:1.7;margin-top:10px}
.footer-links h4{font-size:13px;text-transform:uppercase;letter-spacing:.5px;color:rgba(255,255,255,.45);margin-bottom:14px}
.footer-links a{display:block;font-size:14px;color:rgba(255,255,255,.75);text-decoration:none;margin-bottom:10px}
.footer-links a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;max-width:1100px;margin:0 auto}
.footer-bottom p{font-size:13px;color:rgba(255,255,255,.35)}
.footer-bottom a{color:rgba(255,255,255,.5);text-decoration:none}

.blog-search{margin-top:36px;position:relative;max-width:420px}
.blog-search input{width:100%;padding:13px 18px 13px 44px;border:1px solid var(--border2);border-radius:12px;font-size:14px;font-family:'Inter',sans-serif;background:var(--white);color:var(--text);outline:none;transition:border-color .2s}
.blog-search input:focus{border-color:var(--blue)}
.blog-search svg{position:absolute;left:15px;top:50%;transform:translateY(-50%);width:17px;height:17px;color:var(--light)}
.blog-no-results{display:none;margin-top:44px;padding:48px 24px;text-align:center;background:var(--white);border:1px dashed var(--border2);border-radius:16px;color:var(--muted);font-size:15px}

.blog-meta-row{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.blog-read-time{font-size:12px;color:var(--muted);font-weight:600;display:flex;align-items:center;gap:4px}
.blog-read-time::before{content:'';width:3px;height:3px;border-radius:50%;background:var(--light)}

.blog-card.featured{grid-column:1 / -1;flex-direction:row;min-height:280px}
.blog-card.featured .blog-card-img{width:46%;aspect-ratio:auto;flex-shrink:0}
.blog-card.featured .blog-card-body{padding:32px;display:flex;flex-direction:column;justify-content:center}
.blog-card.featured .blog-card-title{font-size:24px;margin-bottom:12px}
.blog-card.featured .blog-card-excerpt{font-size:15px}
.blog-card.featured .blog-featured-tag{display:inline-block;background:rgba(24,119,242,.1);color:var(--blue);font-size:11px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;padding:4px 10px;border-radius:6px;margin-bottom:12px;width:fit-content}
@media(max-width:700px){
  .blog-card.featured{flex-direction:column;min-height:auto}
  .blog-card.featured .blog-card-img{width:100%;aspect-ratio:16/9}
}

@media(max-width:700px){
  .nav-toggle{display:flex}
  .nav{
    display:none;position:absolute;top:64px;left:0;right:0;z-index:99;
    flex-direction:column;align-items:stretch;gap:0;
    background:var(--white);border-bottom:1px solid var(--border);box-shadow:var(--shadow2);
    padding:6px 24px 14px;
  }
  .nav-toggle-input:checked~.nav{display:flex}
  .nav a{padding:13px 0;border-bottom:1px solid var(--border);font-size:15px}
  .nav a:last-child{border-bottom:none}
  .nav-cta{margin-top:10px;text-align:center}
  .footer-top{flex-direction:column}
  .article-wrap{padding:32px 18px 60px}
  .header-inner{padding:0 16px}
  .page{padding:0 16px}
  .blog-search{max-width:100%}
}

/* AD SLOTS */
.ad-slot{max-width:1100px;margin:0 auto;padding:32px 24px;text-align:center}
.ad-label{display:block;font-size:10px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--light);margin-bottom:10px}
.ad-slot-inner{display:flex;justify-content:center;overflow:hidden;min-height:50px}