:root{
  --blue:#005c9b; --blue-2:#0077c2; --blue-ink:#0a1a2e; --yellow:#f3ad00;
  --ink:#0b1220; --paper:#f4f7fa; --card:#fff; --line:#e6ebf1; --muted:#5b6b7d;
  --grad:linear-gradient(120deg,#005c9b,#0077c2);
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.7}
a{color:var(--blue);text-decoration:none}
.wrap{max-width:820px;margin:0 auto;padding:0 22px}
header.top{background:linear-gradient(120deg,#005c9b,#0077c2);padding:16px 0;position:sticky;top:0;z-index:20}
.top-in{display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:1.1rem}
.logo img{width:34px;height:34px;border-radius:8px;background:#fff;padding:3px}
.cta-top{background:var(--yellow);color:#1a1200;padding:9px 16px;border-radius:10px;font-weight:700;font-size:.88rem;white-space:nowrap}
article{padding:46px 0 20px}
.bread{font-size:.82rem;color:var(--muted);margin-bottom:10px}
.feat{width:100%;height:auto;border-radius:16px;margin:18px 0 6px;aspect-ratio:1200/630;object-fit:cover;box-shadow:0 10px 30px rgba(10,26,46,.18)}
h1{font-size:2.3rem;line-height:1.15;letter-spacing:-.6px;margin-bottom:14px;color:var(--blue-ink)}
.meta{color:var(--muted);font-size:.85rem;margin-bottom:24px;display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.meta .tag{background:#eaf3fb;color:var(--blue);padding:3px 10px;border-radius:6px;font-weight:700;font-size:.74rem}
h2{font-size:1.55rem;margin:34px 0 12px;letter-spacing:-.4px;color:var(--blue-ink)}
h3{font-size:1.2rem;margin:24px 0 8px;color:var(--blue-ink)}
p{margin-bottom:16px;color:#1f2937}
ul,ol{margin:0 0 18px 22px} li{margin-bottom:8px;color:#1f2937}
strong{color:var(--ink)}
.lead{font-size:1.12rem;color:var(--ink);font-weight:600;background:linear-gradient(120deg,#eaf3fb,#f3f8fd);border-left:4px solid var(--blue);padding:16px 18px;border-radius:8px;margin-bottom:24px}
.callout{background:linear-gradient(135deg,#0a1a2e,#063b6b);color:#fff;border-radius:16px;padding:26px;margin:28px 0;text-align:center}
.callout h3{color:#fff;margin-top:0}
.callout a{background:var(--yellow);color:#1a1200;padding:12px 22px;border-radius:11px;font-weight:700;display:inline-block;margin-top:8px}
.faq{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px 22px;margin:14px 0}
.faq summary{font-weight:700;cursor:pointer;list-style:none;display:flex;justify-content:space-between;color:var(--blue-ink)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--blue);font-weight:800;font-size:1.3rem}
.faq[open] summary::after{content:"–"}
.faq .a{margin-top:10px;color:var(--muted)}
.share{font-size:.85rem;color:var(--muted);margin:30px 0}
footer{background:linear-gradient(120deg,#0a1a2e,#063b6b);color:#cfe0ef;padding:36px 0;margin-top:40px;text-align:center;font-size:.85rem}
footer a{color:#9fc4e6}
.grid-cards{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:22px 0}
.card{border:1px solid var(--line);border-radius:14px;padding:20px;background:#fff}
.card h3{margin-top:0;font-size:1.05rem}
.card a{font-weight:700;color:var(--blue)}
.card p{font-size:.9rem;color:var(--muted);margin:6px 0 0}
.card .thumb{width:100%;height:160px;object-fit:cover;border-radius:10px;margin-bottom:12px;display:block}
.pagination{display:flex;gap:10px;flex-wrap:wrap;margin:30px 0}
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:14px 0 6px}
.rel-card{display:block;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff;transition:transform .15s,box-shadow .15s}
.rel-card:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(10,26,46,.14)}
.rel-card img{width:100%;height:140px;object-fit:cover;display:block}
.rel-card span{display:block;padding:12px 14px;font-weight:700;color:var(--blue);font-size:.95rem;line-height:1.35}
@media(max-width:680px){.rel-grid{grid-template-columns:1fr}}
@media(max-width:680px){.grid-cards{grid-template-columns:1fr}h1{font-size:1.9rem}}

/* Social share bar */
.share-block{border:1px solid var(--line);background:linear-gradient(180deg,#fff,#f3f8fd);border-radius:16px;padding:18px 20px;margin:26px 0 8px;display:flex;align-items:center;flex-wrap:wrap;gap:12px}
.share-label{font-weight:800;color:var(--blue);font-size:1.02rem;margin-right:4px}
.share-btns{display:flex;flex-wrap:wrap;gap:10px}
.sb{border:none;cursor:pointer;font-weight:700;font-size:.9rem;padding:10px 16px;border-radius:10px;color:#fff;transition:transform .12s,box-shadow .12s;font-family:inherit}
.sb:hover{transform:translateY(-2px);box-shadow:0 8px 18px rgba(10,26,46,.18)}
.sb.wa{background:#25D366}.sb.fb{background:#1877F2}.sb.x{background:#111}.sb.li{background:#0A66C2}.sb.cp{background:#005c9b}
.share-copied{display:none;color:#1a7f4b;font-weight:700;font-size:.9rem;margin-left:4px}
@media(max-width:640px){.share-label{width:100%}.sb{flex:1 1 auto;text-align:center}}