:root{--green:#16a34a;--blue:#2563eb;--dark:#0f172a;--sub:#64748b;--border:#e2e8f0;}
*{box-sizing:border-box;}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;color:#334155;background:#f8fafc;line-height:1.6;}
a{color:var(--blue);text-decoration:none;}
.site-head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;background:#fff;border-bottom:1px solid var(--border);padding:12px 22px;position:sticky;top:0;z-index:10;}
.brand{display:flex;align-items:center;gap:8px;font-weight:800;font-size:19px;color:var(--dark);}
.brand .logo{width:30px;height:30px;border-radius:8px;background:linear-gradient(135deg,var(--green),var(--blue));display:flex;align-items:center;justify-content:center;font-size:16px;}
.site-nav{display:flex;align-items:center;gap:18px;flex-wrap:wrap;font-size:14px;font-weight:600;}
.site-nav a{color:#475569;}
.site-nav a.cta{background:linear-gradient(135deg,var(--green),var(--blue));color:#fff;padding:8px 16px;border-radius:9px;}
main{max-width:760px;margin:0 auto;padding:26px 20px 40px;}
.back{display:inline-block;font-size:13px;font-weight:600;margin-bottom:14px;}
.a-hero{height:150px;border-radius:16px;background:linear-gradient(120deg,var(--green),var(--blue));display:flex;align-items:center;justify-content:center;font-size:56px;margin-bottom:16px;}
.a-cat{font-size:12.5px;color:var(--sub);text-transform:uppercase;letter-spacing:.4px;margin:0 0 6px;font-weight:700;}
h1{font-size:27px;line-height:1.25;color:var(--dark);margin:0 0 8px;}
.a-byline{font-size:13px;color:var(--sub);margin:0 0 22px;}
article h2{font-size:20px;color:var(--green);margin:28px 0 10px;}
article p{font-size:15.5px;line-height:1.8;margin:0 0 15px;}
article ul{margin:0 0 15px 20px;padding:0;}
article li{font-size:15.5px;line-height:1.75;margin-bottom:9px;}
.a-tip{background:#f0fdf4;border:1px solid #bbf7d0;border-radius:10px;padding:12px 16px;font-size:14.5px;color:#166534;margin:18px 0;}
.a-cta{text-align:center;margin:32px 0 12px;padding:24px;background:linear-gradient(120deg,#f0fdf4,#eff6ff);border:1.5px solid #bbf7d0;border-radius:14px;}
.a-cta h3{margin:0 0 8px;font-size:18px;color:var(--dark);}
.a-cta p{font-size:14px;color:#475569;margin:0 0 14px;}
.btn{display:inline-block;background:linear-gradient(135deg,var(--green),var(--blue));color:#fff;padding:11px 26px;border-radius:10px;font-weight:700;}
.a-related{margin-top:34px;border-top:1px solid var(--border);padding-top:18px;}
.a-related h4{font-size:15px;color:var(--dark);margin:0 0 10px;}
.a-related ul{list-style:none;margin:0;padding:0;}
.a-related li{margin-bottom:9px;font-size:14.5px;}
.bloglist h1{font-size:30px;}
.bloglist .sub{font-size:15px;color:var(--sub);margin:0 0 22px;}
.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.card{background:#fff;border:1px solid var(--border);border-radius:14px;overflow:hidden;color:inherit;transition:box-shadow .15s,transform .15s;display:block;}
.card:hover{box-shadow:0 10px 28px rgba(22,163,74,.14);transform:translateY(-2px);}
.c-hero{height:120px;background:linear-gradient(120deg,var(--green),var(--blue));display:flex;align-items:center;justify-content:center;font-size:42px;}
.c-body{padding:18px;}
.c-cat{font-size:11.5px;color:var(--sub);text-transform:uppercase;letter-spacing:.4px;margin:0 0 7px;font-weight:700;}
.c-body h2{font-size:17px;color:var(--dark);margin:0 0 8px;line-height:1.3;}
.c-desc{font-size:13.5px;color:#475569;margin:0 0 10px;}
.c-read{font-size:13.5px;color:var(--green);font-weight:700;}
.site-foot{background:#0f172a;color:#cbd5e1;text-align:center;padding:26px 20px;font-size:13px;line-height:1.7;}
.site-foot a{color:#93c5fd;}
.site-foot .muted{color:#64748b;font-size:11.5px;margin-top:6px;}
@media(max-width:700px){.grid{grid-template-columns:1fr;}}