*{margin:0;padding:0;box-sizing:border-box}
:root{--bg:#ffffff;--bg2:#f8f9fa;--card:#ffffff;--text:#1a1a2e;--text2:#6b7280;--accent:#2563eb;--accent2:#3b82f6;--border:#e5e7eb;--green:#10b981;--orange:#f59e0b;--radius:12px;--shadow:0 1px 3px rgba(0,0,0,.08),0 1px 2px rgba(0,0,0,.06)}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.7}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:none}
.container{max-width:920px;margin:0 auto;padding:0 20px}
.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 0;border-bottom:1px solid var(--border);flex-wrap:wrap;gap:8px}
.logo-wrap{display:flex;align-items:center;gap:8px}
.logo-icon{width:30px;height:30px;background:var(--accent);border-radius:7px;display:flex;align-items:center;justify-content:center;font-size:15px;color:#fff;font-weight:bold;flex-shrink:0}
.logo-text{font-size:1.12em;font-weight:700;color:var(--text)}
.logo-text span{color:var(--accent)}
.nav-links{display:flex;gap:6px;font-size:.85em;flex-wrap:wrap}
.nav-links a{color:var(--text2);padding:4px 8px;border-radius:6px;transition:all .15s;white-space:nowrap}
.nav-links a:hover{color:var(--accent);background:var(--bg2);text-decoration:none}
.header{padding:44px 0 28px;text-align:center}
.header h1{font-size:2em;font-weight:800;margin-bottom:10px;line-height:1.2}
.header .sub{color:var(--text2);font-size:.95em;max-width:600px;margin:0 auto}
.header .badge{display:inline-block;background:var(--accent);color:#fff;padding:4px 14px;border-radius:20px;font-size:.8em;margin-bottom:12px}
.posts{display:flex;flex-direction:column;gap:16px}
.post-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:22px;transition:box-shadow .2s}
.post-card:hover{box-shadow:0 4px 12px rgba(0,0,0,.1)}
.post-card .date{color:var(--text2);font-size:.85em;margin-bottom:4px}
.post-card h2{font-size:1.15em;margin-bottom:6px}
.post-card h2 a{color:var(--text)}
.post-card h2 a:hover{color:var(--accent)}
.post-card .excerpt{color:var(--text2);font-size:.9em;margin-bottom:8px}
.post-card .meta{display:flex;gap:8px;font-size:.8em;color:var(--text2);flex-wrap:wrap;align-items:center}
.tag{display:inline-block;background:var(--bg2);padding:2px 10px;border-radius:12px;font-size:.78em;color:var(--accent);border:1px solid var(--border)}
.stars{color:var(--orange);letter-spacing:2px;font-size:1em}
.rating-badge{display:inline-flex;align-items:center;gap:4px;background:#fef3c7;color:#92400e;padding:2px 10px;border-radius:6px;font-size:.8em;font-weight:600}
.data-badge{display:inline-flex;align-items:center;gap:4px;background:#d1fae5;color:#065f46;padding:2px 10px;border-radius:6px;font-size:.78em;font-weight:600}
.article{margin:32px 0}
.article .post-date{color:var(--text2);font-size:.9em;margin-bottom:16px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.article h1{font-size:1.8em;font-weight:800;margin-bottom:10px;line-height:1.25}
.article h2{font-size:1.3em;margin:24px 0 10px;font-weight:700}
.article h3{font-size:1.1em;margin:18px 0 8px;font-weight:600}
.article p{margin:10px 0;color:#374151}
.article ul,.article ol{margin:10px 0;padding-left:22px}
.article li{margin:5px 0;color:#374151}
.article table{width:100%;border-collapse:collapse;margin:14px 0;font-size:.92em}
.article th,.article td{padding:8px 12px;border:1px solid var(--border);text-align:left}
.article th{background:var(--bg2);font-weight:600}
.cta-btn{display:inline-block;background:var(--accent);color:#fff!important;padding:11px 26px;border-radius:8px;font-weight:600;font-size:.95em;text-decoration:none!important;transition:background .2s}
.cta-btn:hover{background:var(--accent2)}
.cta-wrap{text-align:center;margin:28px 0;padding:20px;background:var(--bg2);border-radius:var(--radius);border:1px solid var(--border);transition:box-shadow .2s}
.cta-wrap:hover{box-shadow:var(--shadow)}
.disclosure{background:#fffbeb;border:1px solid #fde68a;border-radius:var(--radius);padding:12px 16px;font-size:.84em;color:#92400e;margin:14px 0;line-height:1.5}
.subscribe-wrap{background:linear-gradient(135deg,#2563eb,#1d4ed8);border-radius:var(--radius);padding:28px 20px;text-align:center;color:#fff;margin:28px 0}
.subscribe-wrap h3{font-size:1.15em;margin-bottom:6px}
.subscribe-wrap p{font-size:.86em;margin-bottom:12px;opacity:.9}
.subscribe-form{display:flex;max-width:380px;margin:0 auto;gap:8px}
.subscribe-form input{flex:1;padding:9px 14px;border:none;border-radius:8px;font-size:.9em}
.subscribe-form button{background:#fff;color:#2563eb;border:none;border-radius:8px;padding:9px 16px;font-weight:700;cursor:pointer;transition:all .15s;white-space:nowrap;font-size:.9em}
.subscribe-form button:hover{background:#f0f0f0}
.related-tools{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0}
.related-tool{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);padding:12px;flex:1;min-width:160px;text-align:center;transition:box-shadow .2s}
.related-tool:hover{box-shadow:var(--shadow)}
.related-tool .rt-name{font-weight:600;font-size:.9em;margin-bottom:3px}
.related-tool .rt-cta{font-size:.78em;color:var(--accent)}
.footer{text-align:center;padding:36px 0;color:var(--text2);font-size:.84em;border-top:1px solid var(--border);margin-top:50px}
.footer a{color:var(--text2);margin:0 4px}
.footer a:hover{color:var(--accent)}
.footer-links{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin-bottom:6px}
@media(max-width:640px){
  .topbar{flex-direction:column;align-items:flex-start}
  .nav-links{width:100%;overflow-x:auto;padding-bottom:4px}
  .subscribe-form{flex-direction:column}
  .header h1{font-size:1.4em}
  .article h1{font-size:1.3em}
  .related-tools{flex-direction:column}
  .post-card{padding:14px}
}