:root{--bg:#fff;--fg:#16181d;--muted:#5c6370;--line:#e3e6ea;--accent:#14507d;--accent-bg:#eef4fa;--warn:#8a5a00;--max:68rem}@media (prefers-color-scheme:dark){:root{--bg:#14161a;--fg:#e8eaed;--muted:#9aa3b0;--line:#2b2f36;--accent:#7db4e6;--accent-bg:#1b2530;--warn:#d6a960}}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--bg);color:var(--fg);word-break:keep-all;margin:0;font:16px/1.65 -apple-system,BlinkMacSystemFont,Segoe UI,Apple SD Gothic Neo,Malgun Gothic,Noto Sans KR,sans-serif}a{color:var(--accent);text-underline-offset:2px;text-decoration-thickness:1px}code{white-space:nowrap;font-variant-numeric:tabular-nums;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.94em}.sr-only,.skip{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.skip:focus{clip:auto;background:var(--accent);color:#fff;z-index:10;width:auto;height:auto;padding:.5rem .75rem;position:fixed;top:.5rem;left:.5rem}.site-header,.site-footer{max-width:var(--max);margin:0 auto;padding:1rem 1.25rem}.site-header{border-bottom:1px solid var(--line);flex-wrap:wrap;align-items:baseline;gap:1.25rem;display:flex}.brand{color:var(--fg);font-size:1.05rem;font-weight:700;text-decoration:none}.site-header nav{gap:1rem;font-size:.93rem;display:flex}.site-footer{border-top:1px solid var(--line);color:var(--muted);margin-top:3rem;font-size:.88rem}.site-footer nav{flex-wrap:wrap;gap:1rem;margin-bottom:.6rem;display:flex}.footer-note span{display:block}.footer-note{margin-bottom:0}.footer-top{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:1rem;display:flex}.footer-top-text{min-width:0}.footer-badge{flex:none;line-height:0}.footer-badge img{width:96px;height:96px;display:block}@media (prefers-color-scheme:dark){.footer-badge{background:#fff;border-radius:12px;padding:8px}}main{max-width:var(--max);margin:0 auto;padding:1.5rem 1.25rem 0}h1{margin:.2rem 0 .4rem;font-size:clamp(1.45rem,1.1rem + 1.6vw,2rem);line-height:1.3}h2{margin:2rem 0 .6rem;font-size:1.15rem}.lead{color:var(--muted)}.hier{color:var(--muted);background:var(--accent-bg);border:1px solid var(--line);border-radius:8px;margin:1rem 0;padding:.6rem .8rem;font-size:.84rem;line-height:1.7}.sub,.code,.leaf{color:var(--muted);margin:.15rem 0}.code{font-variant-numeric:tabular-nums}.summary{background:var(--accent-bg);border:1px solid var(--line);border-radius:10px;grid-template-columns:repeat(auto-fit,minmax(9rem,1fr));gap:.75rem;margin:1rem 0;padding:.9rem 1rem;display:grid}.summary div{flex-direction:column;gap:.15rem;display:flex}.summary span{color:var(--muted);font-size:.82rem}.summary strong{font-variant-numeric:tabular-nums;font-size:1.25rem}.table-scroll{-webkit-overflow-scrolling:touch;overflow-x:auto}.rate-table{border-collapse:collapse;width:100%;font-size:.92rem}.rate-table th,.rate-table td{border-bottom:1px solid var(--line);text-align:left;vertical-align:top;padding:.5rem .6rem}.rate-table thead th{color:var(--muted);font-size:.82rem;font-weight:600}.rate-table .col-code,.rate-table .num{white-space:nowrap;width:1%}.rate-table.compact{width:auto;min-width:min(24rem,100%)}.rate-table.compact th,.rate-table.compact td{padding-right:1.4rem}.rate-table.compact th:last-child,.rate-table.compact td:last-child{padding-right:.6rem}.rate-table .col-code a{text-decoration:none}.rate-table .col-code a:hover code{text-decoration:underline}.rate-table .num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}.rate-table .period{color:var(--muted);white-space:nowrap}.rate-table tfoot .note{color:var(--muted);padding-top:.8rem;font-size:.8rem}.unnamed{color:var(--muted)}.hint{color:var(--warn);cursor:help;margin-left:.15rem}.calc{border:1px solid var(--line);border-radius:10px;margin:1.5rem 0;padding:1rem}.calc h2{margin-top:0}.calc-form{grid-template-columns:repeat(auto-fit,minmax(14rem,1fr));gap:.75rem;display:grid}.calc-form label{flex-direction:column;gap:.3rem;font-size:.87rem;display:flex}.calc-form input,.calc-form select{font:inherit;border:1px solid var(--line);background:var(--bg);color:var(--fg);border-radius:6px;min-width:0;padding:.5rem .6rem}.calc-out{gap:.4rem;margin:1rem 0 0;display:grid}.calc-out div{justify-content:space-between;gap:1rem;display:flex}.calc-out dt,.calc-out dd{margin:0}.calc-out dd{font-variant-numeric:tabular-nums}.calc-out .total{border-top:1px solid var(--line);padding-top:.4rem;font-weight:700}.calc-out .saving dd{color:var(--accent)}.note{color:var(--muted);font-size:.82rem}.crumbs{color:var(--muted);flex-wrap:wrap;gap:.4rem;margin-bottom:.8rem;font-size:.85rem;display:flex}.node-list,.sibling-list,.chip-list,.related ul,.ancestry ol{margin:0;padding:0;list-style:none}.node-list li,.sibling-list li{border-bottom:1px solid var(--line);justify-content:space-between;align-items:baseline;gap:1rem;padding:.45rem 0;display:flex}.node-list li>a,.sibling-list li>a{min-width:0}.node-list .num,.sibling-list .num{color:var(--muted);font-variant-numeric:tabular-nums}.muted{color:var(--muted)}.chip-list{flex-wrap:wrap;gap:.45rem;display:flex}.chip-list a{border:1px solid var(--line);border-radius:999px;padding:.3rem .65rem;font-size:.88rem;text-decoration:none;display:inline-block}.ancestry{color:var(--muted);margin:1.5rem 0;font-size:.88rem}.ancestry ol{flex-wrap:wrap;gap:.4rem;display:flex}.ancestry li:not(:last-child):after{content:" ›"}.related ul{flex-wrap:wrap;gap:.75rem;display:flex}.datanote{border-top:1px solid var(--line);color:var(--muted);margin:2.5rem 0 0;padding-top:1rem;font-size:.84rem}.datanote .warn{color:var(--warn)}.prose{max-width:44rem}.prose h2{margin-top:2rem}.prose ul{padding-left:1.2rem}.prose li{margin:.3rem 0}.prose .warn{color:var(--warn)}.draft-banner{border:1px solid var(--warn);color:var(--warn);border-radius:8px;margin:0 0 1.2rem;padding:.7rem .9rem;font-size:.9rem}.guide{max-width:46rem}.guide .table-scroll{margin:1rem 0}.guide-list{padding:0;list-style:none}.guide-list li{border-bottom:1px solid var(--line);padding:1rem 0}.guide-list li>a{font-size:1.05rem;font-weight:600}.guide-list p{color:var(--muted);margin:.3rem 0;font-size:.92rem}.home h2{margin:1.8rem 0 .5rem;font-size:1rem}.chip-list a{align-items:baseline;gap:.35rem;display:inline-flex}.chip-n{color:var(--muted);font-variant-numeric:tabular-nums;font-size:.78em}.chapter-list{grid-template-columns:repeat(auto-fill,minmax(17rem,1fr));gap:.1rem 1.5rem;margin:.6rem 0 0;padding:0;list-style:none;display:grid}.chapter-list li{border-bottom:1px solid var(--line);justify-content:space-between;gap:.75rem;padding:.35rem 0;font-size:.92rem;display:flex}.chapter-list .num{color:var(--muted);font-variant-numeric:tabular-nums}.muted-link{color:var(--muted)}.faq section{border-top:1px solid var(--line);padding-top:.2rem}.faq section:first-of-type{border-top:0}.faq h2{margin:1.6rem 0 .4rem;font-size:1.05rem}.faq p{margin:.4rem 0 1.2rem}