body{font-family:Arial,Helvetica,sans-serif;margin:0;background:#fff;color:#0f172a}.container{max-width:1100px;margin:0 auto;padding:24px}a{color:#0b2b5c;text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3{color:#0b2b5c}.card{border:1px solid #e5e7eb;border-radius:8px;padding:16px;margin:12px 0}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}.portal-header{border-bottom:1px solid #e5e7eb;background:#ffffff;position:sticky;top:0;z-index:50}.portal-header .bar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0}.portal-brand{display:flex;align-items:center;gap:10px}.portal-brand img{height:28px;width:auto}.portal-brand span{font-weight:700;color:#0b2b5c}.portal-nav{display:flex;flex-wrap:wrap;gap:10px}.portal-nav a{padding:8px 10px;border:1px solid #e5e7eb;border-radius:8px;background:#fff}.portal-nav a:hover{background:#f8fafc;text-decoration:none}.portal-hero{margin:14px 0 6px 0;border-radius:12px;overflow:hidden;border:1px solid #e5e7eb}.portal-hero img{display:block;width:100%;height:auto}.small-note{color:#475569;font-size:0.95rem}