:root{--bg:#f5f6f8;--ink:#17222e;--muted:#4a5866;--blue:#1f4f6e;--blue-d:#143850;--sand:#e9eef2;--accent:#c7643f;--line:#d8dfe6;--card:#fff;--r:16px}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;font-size:1.06rem;line-height:1.7;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:Georgia,'Iowan Old Style','Times New Roman',serif;font-weight:700;letter-spacing:-.01em;line-height:1.18;color:var(--ink)}
a{color:var(--blue)}a:hover{color:var(--blue-d)}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
header{background:rgba(255,255,255,.95);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}
.nav{display:flex;align-items:center;gap:1.4rem;min-height:62px;flex-wrap:wrap}
.logo{font-family:Georgia,serif;font-weight:700;font-size:1.2rem;color:var(--ink);text-decoration:none;display:flex;align-items:center;gap:.5rem}
.logo i{width:20px;height:20px;border-radius:50%;background:var(--blue);display:inline-block;box-shadow:inset 0 0 0 5px #fff,0 0 0 2px var(--blue)}
.nav ul{list-style:none;display:flex;gap:1.2rem;margin-left:auto;flex-wrap:wrap}
.nav a.nl{font-size:.93rem;font-weight:600;color:var(--muted);text-decoration:none;padding:.2rem 0;border-bottom:2px solid transparent}
.nav a.nl:hover,.nav a.nl.on{color:var(--ink);border-color:var(--accent)}
@media (max-width:900px){header{position:static}.nav ul{margin:0;width:100%;overflow-x:auto;white-space:nowrap;padding-bottom:.4rem}.nav{padding-top:.5rem;padding-bottom:.4rem}}
.hero{background:linear-gradient(135deg,var(--blue-d) 0%,var(--blue) 60%,#2c6a8c 100%);color:#fff}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:2.5rem;align-items:center;padding-top:3rem;padding-bottom:3rem}
.hero:not(.home) .hero-grid{grid-template-columns:minmax(0,1fr);padding-top:2.4rem;padding-bottom:2.4rem}
.eyebrow{display:inline-block;font-size:.76rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:#f6c4ae;margin-bottom:.8rem}
.hero h1{font-size:clamp(1.9rem,4.4vw,3.1rem);color:#fff;max-width:800px}
.hero p.lead{margin-top:1rem;max-width:660px;font-size:1.13rem;color:rgba(255,255,255,.9)}
.cta{display:flex;flex-wrap:wrap;gap:.7rem;margin-top:1.5rem}
.cta a{display:inline-block;text-decoration:none;font-weight:700;padding:.75rem 1.3rem;border-radius:999px;font-size:1rem}
.cta .p{background:var(--accent);color:#fff}.cta .p:hover{background:#d97852;color:#fff}
.cta .s{border:1.5px solid rgba(255,255,255,.7);color:#fff}.cta .s:hover{background:rgba(255,255,255,.14);color:#fff}
.factcard{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.25);border-radius:20px;padding:1.3rem 1.5rem}
.factcard h2{font-size:1rem;color:#fff;font-family:system-ui,sans-serif;font-weight:600;margin-bottom:.6rem}
.factcard .f{display:grid;grid-template-columns:110px 1fr;gap:.2rem .9rem;padding:.6rem 0;border-top:1px solid rgba(255,255,255,.18);align-items:baseline}
.factcard .f:first-of-type{border-top:0}
.factcard .n{font-family:Georgia,serif;font-size:1.6rem;font-weight:700;color:#fff;line-height:1.1}
.factcard .t{font-size:.9rem;color:rgba(255,255,255,.88)}
.factcard small{display:block;margin-top:.5rem;color:rgba(255,255,255,.65);font-size:.78rem;line-height:1.4}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr}}
.upd{font-size:.86rem;color:rgba(255,255,255,.75);margin-top:.9rem}
main article{max-width:780px;margin:0 auto;padding:2.6rem 20px 1rem}
main article.wide{max-width:1040px}
article h2{font-size:1.6rem;margin:2.3rem 0 .8rem}article h2:first-child{margin-top:0}
article h3{font-size:1.18rem;margin:1.4rem 0 .45rem}
article p{margin-bottom:1rem;color:var(--muted)}
article ul,article ol{margin:0 0 1.2rem 1.3rem;color:var(--muted)}article li{margin-bottom:.45rem}
article strong{color:var(--ink)}
.toc{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:.9rem 1.2rem;margin:0 0 1.8rem;font-size:.95rem}
.toc strong{display:block;margin-bottom:.3rem}.toc ol{margin:0 0 0 1.2rem}.toc li{margin:.15rem 0}
.table-wrap{overflow-x:auto;margin:1.2rem 0 1.8rem;background:var(--card);border:1px solid var(--line);border-radius:var(--r)}
table{border-collapse:collapse;width:100%;min-width:560px;font-size:.95rem}
th,td{padding:.75rem .95rem;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
th{background:var(--sand);font-size:.82rem;letter-spacing:.03em;color:var(--ink)}tr:last-child td{border-bottom:0}
td.k{font-weight:700;color:var(--ink)}
.note{background:#fdf2ec;border:1px solid #f0d0c2;border-radius:12px;padding:1rem 1.2rem;margin:1.4rem 0;font-size:.97rem;color:#6b3320}
.note strong{color:#4a2014}
.note.ok{background:var(--sand);border-color:#c9d6e0;color:var(--blue-d)}
.note.ok strong{color:var(--blue-d)}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:1rem;margin:1.3rem 0}
.card{display:flex;flex-direction:column;gap:.35rem;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:1.15rem 1.25rem;text-decoration:none;color:var(--ink);transition:transform .18s,box-shadow .18s}
.card:hover{transform:translateY(-3px);box-shadow:0 14px 30px -18px rgba(23,34,46,.5)}
.card strong{font-family:Georgia,serif;font-size:1.15rem}
.card span{font-size:.93rem;color:var(--muted)}
.card em{font-style:normal;font-size:.82rem;font-weight:700;color:var(--blue);margin-top:.3rem}
.src{font-size:.84rem;color:var(--muted);margin-top:2.2rem;padding-top:1rem;border-top:1px solid var(--line)}.src ul{margin:.4rem 0 0 1.1rem}
details{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:.85rem 1.1rem;margin-bottom:.7rem}
summary{cursor:pointer;font-family:Georgia,serif;font-weight:700;font-size:1.05rem;color:var(--ink)}
details p{margin:.7rem 0 0}
.related{padding:1.5rem 0 3rem}.related h2{font-size:1.3rem;margin-bottom:.4rem}
footer{background:#fff;border-top:1px solid var(--line);padding:2rem 0;font-size:.9rem;color:var(--muted)}
.fl{display:flex;flex-wrap:wrap;gap:1.2rem;margin-bottom:.8rem}.fl a{color:var(--muted)}
.disc{font-size:.85rem;margin-bottom:.6rem}