*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:#f8fafc;color:#1e293b;font-family:"Segoe UI",system-ui,sans-serif;line-height:1.75;display:flex;min-height:100vh}
aside.side{width:220px;background:#0f172a;color:#e2e8f0;padding:28px 18px;position:fixed;height:100vh;overflow-y:auto;flex-shrink:0}
.logo-wrap{text-align:center;margin-bottom:28px}
.logo{width:64px;height:64px;border-radius:50%;overflow:hidden;border:3px solid #3b82f6;margin:0 auto 12px}
.logo img{width:100%;height:100%;object-fit:cover}
.logo-wrap h1{font-size:1.1rem;font-weight:600;margin:0}
.logo-wrap p{font-size:.7rem;opacity:.7;margin:4px 0 0}
nav.side a{display:block;color:#cbd5e1;text-decoration:none;padding:10px 12px;margin:4px 0;border-radius:6px;font-size:.88rem}
nav.side a.on{background:#3b82f6;color:#fff}
main{margin-left:220px;flex:1;padding:0}
.hero{background:linear-gradient(rgba(15,23,42,.45),rgba(15,23,42,.55)),url(img/hero.jpg) center/cover no-repeat;padding:80px 40px 60px;color:#fff;text-align:center}
.hero h1{font-size:2.2rem;font-weight:600;margin:0 0 12px}
.hero p{font-size:1.05rem;opacity:.9;max-width:560px;margin:0 auto}
.content{max-width:760px;margin:0 auto;padding:40px 28px 80px}
h2{font-size:1.4rem;margin:32px 0 14px;color:#1d4ed8;font-weight:600}
p,li{margin:0 0 15px}
ul{margin:0 0 15px 1.4em}
img{width:100%;height:auto;display:block;margin:18px 0;border-radius:8px}
.cap{color:#64748b;font-size:.84rem;margin:-10px 0 20px}
.cards{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:20px 0}
.card{background:#fff;border-radius:8px;overflow:hidden;box-shadow:0 1px 4px rgba(0,0,0,.06)}
.card img{margin:0;border-radius:0}
table{width:100%;border-collapse:collapse;margin:14px 0 20px;font-size:.92rem;background:#fff}
th,td{border-bottom:1px solid #e2e8f0;padding:10px 8px;text-align:left}
th{color:#1d4ed8}
.note{background:#eff6ff;padding:16px;margin:22px 0;border-left:4px solid #3b82f6;font-size:.92rem}
footer.light{background:#f1f5f9;color:#64748b;padding:32px 28px 20px;font-size:.88rem;border-top:1px solid #e2e8f0}
.fgrid{max-width:900px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr 1fr;gap:24px}
footer.light a{color:#1d4ed8;text-decoration:none}
footer.light h3{color:#1e293b;font-size:.95rem;margin:0 0 10px;font-weight:500}
.end{color:#94a3b8;font-size:.8rem;margin-top:18px}
a{color:#1d4ed8}
@media(max-width:800px){body{flex-direction:column}aside.side{position:static;width:100%;height:auto;padding:16px}main{margin-left:0}.cards,.fgrid{grid-template-columns:1fr}.hero{padding:50px 20px}}