:root{--blue:#113d70;--ice:#eff8ff;--gold:#cfa85a;--ink:#071522}*{box-sizing:border-box}body{margin:0;background:linear-gradient(180deg,#eff8ff,#d9ecfb);color:var(--ink);font-family:'Trebuchet MS',Arial,sans-serif}.mask-top{padding:28px 5vw;display:flex;justify-content:space-between;align-items:center}.mask-top a{color:var(--blue);font-weight:800;text-decoration:none;border:2px solid var(--blue);padding:8px 12px;border-radius:999px}.bloodline-hero{margin:0 5vw;background:#fff;border-radius:48px 48px 12px 12px;display:grid;grid-template-columns:1fr 430px;gap:28px;overflow:hidden;box-shadow:0 24px 80px rgba(17,61,112,.18)}.bloodline-hero h1{font-size:clamp(38px,5.8vw,82px);line-height:.95;margin:0;padding:42px;color:var(--blue)}.mask-photo img{width:100%;height:100%;object-fit:cover;display:block}.tree-nav{margin:22px 5vw;display:flex;gap:10px;flex-wrap:wrap}.tree-nav a{background:var(--blue);color:#fff;text-decoration:none;padding:12px 18px;border-radius:10px 10px 30px 30px}.genealogy-grid{margin:34px 5vw 70px;display:grid;grid-template-columns:260px 1fr;gap:28px}.lineage-card{background:var(--blue);color:#fff;border-radius:34px;padding:26px;position:sticky;top:20px;align-self:start}.lineage-card img{width:100%;height:200px;object-fit:cover;border-radius:24px;margin-top:18px}.lineage-article{position:relative;background:#fff;padding:42px;border-radius:20px;border-left:8px solid var(--gold)}.lineage-article:before{content:'';position:absolute;left:24px;top:30px;bottom:30px;width:3px;background:linear-gradient(var(--gold),transparent)}.lineage-article p{font-size:18px;line-height:1.78;margin-left:24px}.plain-route{color:var(--blue);font-weight:900;text-decoration:none;border-bottom:3px solid var(--gold)}footer{padding:28px 5vw;background:var(--blue);color:#fff}@media(max-width:850px){.bloodline-hero,.genealogy-grid{grid-template-columns:1fr}.lineage-card{position:static}.bloodline-hero h1{padding:26px}}