:root{--bg:#173a29;--panel:#254a38;--panel-border:#457a5c;--ink:#f5eef0;--muted:#a3c9b0;--gold:#d4a94a;--gold-light:#e8c976;--teal:#2f9463;--teal-deep:#1a5c3d}
*{box-sizing:border-box}
html{overflow-x:hidden;max-width:100%;scrollbar-gutter:stable}
body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,'Segoe UI','Trebuchet MS',system-ui,sans-serif;line-height:1.55;overflow-x:hidden;max-width:100%;position:relative}
.site-header{border-bottom:1px solid var(--panel-border);padding:.8rem 1.25rem}
.header-inner{max-width:1080px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:.8rem 1.5rem;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:.7rem;text-decoration:none;color:var(--ink)}
.logo-mark{display:flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:8px;border:1.5px solid var(--gold);color:var(--gold-light);font-weight:700;font-size:1.1rem;flex-shrink:0;font-family:Georgia,serif}
.logo-text{font-family:'Fraunces',Georgia,serif;font-weight:600;font-size:1.3rem;line-height:1.2}
.gc-nav{display:flex;flex:1;justify-content:flex-end;gap:1.05rem;flex-wrap:wrap}
.gc-nav a{padding:0 0 3px;border-bottom:2px solid transparent;color:var(--ink);font-size:.92rem;font-weight:500;text-decoration:none}
.gc-nav a:hover{color:var(--gold-light)}
.gc-nav a.active{border-bottom-color:var(--gold)}
.lang-dropdown{display:flex;align-items:center;gap:.5rem}
.theme-toggle{display:none}
main{max-width:820px;margin:0 auto;padding:2.8rem 1.5rem 4rem;overflow-x:hidden}
h1{font-family:'Fraunces',Georgia,serif;font-weight:600;letter-spacing:-.01em}
.hero{margin-bottom:2rem;border-left:3px solid var(--gold);padding-left:1.2rem}
.hero h1{font-size:2.1rem;margin:0 0 .6rem}
.hero .sub{color:var(--muted);font-size:1rem;max-width:60ch;margin:0}
.crumbs{font-size:.85rem;color:var(--muted);margin:0 0 1rem}
.crumbs a{color:var(--gold-light);text-decoration:none}
.lead{font-size:1.08rem;margin:0 0 1.6rem}
.quick{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:.7rem;margin:0 0 2rem}
.quick div{background:var(--panel);border:1px solid var(--panel-border);border-radius:8px;padding:.7rem .9rem;font-size:.9rem;color:var(--muted)}
.quick strong{display:block;color:var(--gold-light);font-size:1rem;margin-top:.15rem}
.art h2{font-family:'Fraunces',Georgia,serif;font-size:1.35rem;font-weight:600;margin:2.2rem 0 .7rem;color:var(--gold-light)}
.art p{margin:0 0 1rem;font-size:1.04rem}
.art ul{margin:0 0 1rem;padding-left:1.2rem}
.art li{margin-bottom:.5rem}
.note{background:var(--panel);border:1px solid var(--panel-border);border-left:3px solid var(--gold);border-radius:6px;padding:1rem 1.2rem;margin:1.6rem 0;color:var(--muted);font-size:.98rem}
.number-nav{display:flex;flex-wrap:wrap;gap:.5rem;margin:1.2rem 0 2rem}
.history-chip{display:inline-block;color:var(--gold-light);text-decoration:none;border:1px solid var(--panel-border);background:var(--panel);border-radius:999px;padding:.35rem .9rem;font-size:.95rem;font-weight:600}
.history-chip:hover,.history-chip.cur{border-color:var(--gold)}
section.related,section.faq,section.about{margin-top:2.6rem}
section.related h2,section.faq h2,section.about h2{font-size:1.3rem;font-weight:700;margin:0 0 1rem}
.related-list{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:.6rem}
.related-list a{display:inline-block;color:var(--ink);text-decoration:none;border:1px solid var(--panel-border);background:var(--panel);border-radius:6px;padding:.5rem .9rem;font-size:1rem}
.related-list a:hover{border-color:var(--teal);color:var(--gold-light)}
.faq-item{background:var(--panel);border:1px solid var(--panel-border);border-left:3px solid var(--gold);border-radius:6px;padding:1.1rem 1.3rem;margin-bottom:1rem}
.faq-item h3{font-size:1.1rem;font-weight:600;margin:0 0 .5rem}
.faq-item p{color:var(--muted);margin:0;font-size:1.02rem}
.faq-item a{color:var(--gold-light)}
section.about{background:var(--panel);border:1px solid var(--panel-border);border-radius:10px;padding:1.5rem 1.7rem}
section.about p{color:var(--muted);margin:0;font-size:1.02rem}
.chart-table-wrap{overflow-x:auto;margin:2rem 0}
table.chart-table{width:100%;border-collapse:collapse;background:var(--panel);border:1px solid var(--panel-border);font-size:.95rem;border-radius:10px;overflow:hidden}
table.chart-table caption{text-align:left;font-weight:700;padding:.7rem 1rem;color:var(--gold-light);font-size:.85rem;background:rgba(0,0,0,.18)}
table.chart-table th,table.chart-table td{padding:.6rem 1rem;border-bottom:1px solid var(--panel-border);text-align:left;color:var(--ink)}
table.chart-table th{background:rgba(20,184,166,.08);color:var(--gold-light);font-weight:700;font-size:.8rem;text-transform:uppercase;letter-spacing:.03em}
table.chart-table tr:last-child td{border-bottom:none}
table.chart-table a{color:var(--gold-light)}
footer.gc-footer{text-align:left;padding:2.2rem 1.25rem 2rem;border-top:1px solid var(--panel-border);color:var(--muted);font-size:.9rem}
.gc-footer-inner{max-width:1080px;margin:0 auto}
.gc-footer-top{display:flex;justify-content:space-between;gap:1.5rem;flex-wrap:wrap}
.gc-footer-name{font-family:'Fraunces',Georgia,serif;font-weight:600;color:var(--ink);font-size:1.15rem;margin:0 0 .3rem}
.gc-footer-about{margin:0;max-width:58ch}
.gc-footer-links{display:flex;gap:1.2rem;flex-wrap:wrap;align-items:flex-start}
.gc-footer-links a{color:var(--ink);text-decoration:none;font-weight:600}
.gc-footer-links a:hover{color:var(--gold-light)}
.gc-footer-sites{margin:1.3rem 0 0}
.gc-footer-sites a{color:var(--gold-light)}
.cross-promo-widget{position:fixed;bottom:20px;right:20px;z-index:999}
.cross-promo-toggle{background:linear-gradient(90deg,var(--teal-deep),var(--gold));color:#173a29;border:none;border-radius:999px;padding:.7rem 1.15rem;font-weight:700;font-size:.88rem;font-family:inherit;cursor:pointer;box-shadow:0 6px 18px rgba(0,0,0,.35)}
.cross-promo-panel{display:none;position:absolute;bottom:58px;right:0;background:var(--panel);border:1px solid var(--panel-border);border-radius:12px;padding:1.1rem;width:230px;box-shadow:0 10px 30px rgba(0,0,0,.4)}
.cross-promo-panel.open{display:block}
.cross-promo-close{position:absolute;top:8px;right:10px;background:none;border:none;color:var(--muted);cursor:pointer;font-size:1rem;padding:.2rem}
.cross-promo-heading{font-weight:700;margin:0 0 .7rem;color:var(--gold-light);font-size:.85rem}
.cross-promo-link{display:block;padding:.6rem 0;color:var(--ink);text-decoration:none;border-top:1px solid var(--panel-border);font-size:.92rem;font-weight:700}
.cross-promo-link:first-of-type{border-top:none;padding-top:0}
.cross-promo-sub{display:block;font-weight:400;color:var(--muted);font-size:.8rem;margin-top:.15rem}
@media (max-width:600px){.gc-nav{order:3;flex-basis:100%;justify-content:flex-start;gap:.35rem 1rem}.gc-nav a{font-size:.9rem}.hero h1{font-size:1.7rem}}
@media (max-width:400px){.gc-nav{gap:.3rem .8rem}.gc-nav a{font-size:.8rem}.cross-promo-panel{width:200px}}