:root{--ink:#181817;--ink-2:#24231f;--paper:#f3efe4;--paper-2:#e9e1ce;--gold:#c6a45d;--gold-2:#efd99f;--muted:#777264;--line:rgba(24,24,23,.2);--white:#fffdf7;--shadow:0 18px 48px rgba(24,24,23,.12);font-family:ui-serif,"Songti SC","STSong",serif;color:var(--ink);background:var(--paper)}*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;min-width:0;background:linear-gradient(90deg,transparent 0 31px,rgba(198,164,93,.2) 32px,transparent 33px),var(--paper);color:var(--ink);overflow-x:hidden}a{color:inherit;text-underline-offset:.2em}button,input{font:inherit}.skip-link{position:fixed;left:1rem;top:-5rem;z-index:100;padding:.75rem 1rem;background:var(--white);border:2px solid var(--ink)}.skip-link:focus{top:1rem}.site-header{position:sticky;top:0;z-index:30;display:flex;align-items:center;justify-content:space-between;gap:1.5rem;min-height:78px;padding:0 4vw;background:rgba(243,239,228,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.brand{display:flex;align-items:center;gap:.7rem;font-weight:800;text-decoration:none;letter-spacing:.08em}.brand-mark{display:grid;place-items:center;width:38px;height:38px;color:var(--paper);background:var(--ink);border:1px solid var(--gold);box-shadow:inset 0 0 0 4px var(--ink),inset 0 0 0 5px var(--gold)}.site-nav{display:flex;align-items:center;gap:clamp(.7rem,1.6vw,1.6rem);font-family:ui-sans-serif,system-ui,"PingFang SC",sans-serif;font-size:.83rem}.site-nav a{text-decoration:none;padding:.45rem 0;border-bottom:2px solid transparent}.site-nav a:hover,.site-nav a:focus-visible{border-color:var(--gold)}.menu-button{display:none;align-items:center;gap:.45rem;padding:.6rem .8rem;color:var(--paper);background:var(--ink);border:1px solid var(--gold);cursor:pointer}main{min-height:65vh}.hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(340px,.72fr);gap:clamp(2rem,5vw,6rem);align-items:center;min-height:680px;padding:clamp(4rem,8vw,8rem) max(4vw,calc((100vw - 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@media(max-width:900px){.site-header{min-height:68px}.menu-button{display:flex}.site-nav{position:absolute;left:0;right:0;top:100%;display:none;grid-template-columns:1fr 1fr;gap:0;background:var(--ink);color:var(--paper);border-bottom:4px solid var(--gold);box-shadow:var(--shadow)}.site-nav[data-open="true"]{display:grid}.site-nav a{padding:1rem 4vw;border-bottom:1px solid rgba(255,255,255,.1)}.hero{grid-template-columns:1fr;min-height:auto}.search-map{max-width:680px}.position-panel,.editor-note,.tag-band,.chapter-grid,.worksheet{grid-template-columns:1fr;gap:2rem}.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.site-footer{grid-template-columns:1fr}.section-heading{align-items:start;flex-direction:column;gap:1rem}}
@media(max-width:620px){body{background:var(--paper)}.site-header{padding-inline:1rem}.brand span:last-child{font-size:.88rem}.hero{padding:4.5rem 1rem}.hero h1{font-size:clamp(3.2rem,17vw,5rem)}.hero-actions{display:grid}.button{width:100%}.search-map{padding:1rem}.search-map li{grid-template-columns:34px 72px 1fr;padding-right:0}.search-map li:before{width:34px;height:34px}.position-panel,.editor-note,.content-section,.tag-band,.chapter-grid,.article-layout,.worksheet,.prose-page{padding-left:1rem;padding-right:1rem}.card-grid,.card-grid.compact,.card-grid.tools,.faq-list{grid-template-columns:1fr}.label-card p{min-height:0}.breadcrumbs{padding-left:1rem;padding-right:1rem}.page-hero{padding-left:1rem;padding-right:1rem;box-shadow:none}.page-hero h1,.article-header h1{font-size:clamp(2.25rem,11vw,3.4rem)}.article-layout{padding-top:3rem}.site-footer{padding:3rem 1rem}.site-footer nav{grid-template-columns:1fr 1fr}.not-found{padding:3rem 1rem}.byline{display:grid}.tag-band{padding-bottom:4rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.label-card{transition:none}}