:root{--blue:#3B82F6;--blue-dk:#2563EB;--blue-lt:#EFF6FF;--teal:#0EA5A0;--navy:#0A1628;--bg:#F5F7FF;--white:#fff;--text:#0F172A;--text-m:#475569;--text-l:#94A3B8;--border:#E2E8F0;--radius:12px}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}
body{font-family:'Inter',-apple-system,sans-serif;color:var(--text);background:#fff;line-height:1.6}
a{text-decoration:none;color:inherit}
.container{max-width:1100px;margin:0 auto;padding:0 24px}
.btn{display:inline-flex;align-items:center;gap:6px;font-family:'Inter',sans-serif;font-weight:700;font-size:.95rem;border-radius:8px;padding:13px 28px;cursor:pointer;border:2px solid transparent;transition:all .18s}
.btn-primary{background:var(--blue);color:#fff;border-color:var(--blue)}.btn-primary:hover{background:var(--blue-dk);transform:translateY(-1px)}
nav.site-nav{position:sticky;top:0;z-index:100;background:#fff;border-bottom:1px solid var(--border);box-shadow:0 1px 8px rgba(0,0,0,.04)}
.nav-inner{display:flex;align-items:center;height:64px;gap:24px}
.nav-logo img{height:42px}.nav-logo-txt{font-size:1.2rem;font-weight:800;color:var(--blue)}
.nav-links{display:flex;gap:4px;flex:1}.nav-links a{padding:6px 12px;border-radius:6px;font-size:.88rem;font-weight:500;color:var(--text-m)}.nav-links a:hover,.nav-links a.active{color:var(--blue);background:var(--blue-lt)}
.blog-hero{background:var(--navy);padding:60px 0;text-align:center;position:relative;overflow:hidden}
.blog-hero::after{content:'';position:absolute;top:-80px;right:-40px;width:400px;height:400px;background:radial-gradient(circle,rgba(14,165,160,.15) 0%,transparent 65%);pointer-events:none}
.blog-hero h1{font-size:clamp(2rem,4vw,2.8rem);font-weight:800;color:#fff;margin-bottom:10px;position:relative;z-index:1}
.blog-hero p{font-size:1rem;color:rgba(255,255,255,.6);position:relative;z-index:1}
.blog-section{padding:56px 0}
.section-hd{margin-bottom:32px}.section-hd h2{font-size:1.4rem;font-weight:800;margin-bottom:6px}.section-hd p{font-size:.9rem;color:var(--text-m)}
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.bcard{background:#fff;border:1.5px solid var(--border);border-radius:14px;overflow:hidden;transition:all .2s;display:flex;flex-direction:column}
.bcard:hover{box-shadow:0 4px 24px rgba(59,130,246,.12);border-color:var(--blue);transform:translateY(-2px)}
.bcard-top{padding:24px 24px 16px;flex:1}
.bcard-cat{font-size:.68rem;font-weight:700;color:var(--blue);text-transform:uppercase;letter-spacing:.08em;margin-bottom:8px}
.bcard-title{font-size:1rem;font-weight:700;color:var(--text);line-height:1.4;margin-bottom:10px}
.bcard-excerpt{font-size:.82rem;color:var(--text-m);line-height:1.65}
.bcard-foot{padding:14px 24px;border-top:1px solid var(--border);background:#FAFBFD;display:flex;justify-content:space-between;align-items:center}
.bcard-date{font-size:.75rem;color:var(--text-l)}.bcard-read{font-size:.75rem;font-weight:600;color:var(--blue)}
footer{background:#0F172A;color:rgba(255,255,255,.5);padding:36px 0 20px}
.footer-inner{display:flex;justify-content:space-between;flex-wrap:wrap;gap:24px;margin-bottom:28px}
.footer-logo-txt{font-size:1.1rem;font-weight:800;color:rgba(255,255,255,.8);margin-bottom:10px}
.footer-brand p{font-size:.78rem;line-height:1.7;max-width:240px;font-weight:300}
.footer-orias{display:inline-flex;align-items:center;gap:5px;background:rgba(59,130,246,.15);border:1px solid rgba(59,130,246,.3);padding:4px 10px;border-radius:6px;font-size:.7rem;font-weight:600;color:#93A8F4;margin-top:12px}
.footer-col h4{font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.9);margin-bottom:10px}
.footer-col ul{display:flex;flex-direction:column;gap:7px}.footer-col ul a{font-size:.78rem;font-weight:300}
.footer-bottom{border-top:1px solid rgba(255,255,255,.06);padding-top:18px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;font-size:.7rem}
.footer-links{display:flex;gap:14px}
@media(max-width:900px){.blog-grid{grid-template-columns:1fr}}
@media(max-width:600px){.nav-links{display:none}}