/* ============================================================
   통역사를 위한 법학상식 · KO·RU — "Legal Editorial" design system
   Serif display (Noto Serif KR, covers KO+RU+Latin) + Pretendard body.
   Warm paper · ink · single oxblood accent · hairlines, no gradients.
   Fonts bundled locally (OFL) — fully offline.
   ============================================================ */
@font-face{font-family:'Pretendard';font-weight:400;font-display:swap;src:url('fonts/Pretendard-Regular.subset.woff2') format('woff2')}
@font-face{font-family:'Pretendard';font-weight:600;font-display:swap;src:url('fonts/Pretendard-Bold.subset.woff2') format('woff2')}
@font-face{font-family:'Pretendard';font-weight:700;font-display:swap;src:url('fonts/Pretendard-Bold.subset.woff2') format('woff2')}
@font-face{font-family:'NotoSerifKR';font-weight:400;font-display:swap;src:url('fonts/NotoSerifKR-400.subset.woff2') format('woff2')}
@font-face{font-family:'NotoSerifKR';font-weight:700;font-display:swap;src:url('fonts/NotoSerifKR-700.subset.woff2') format('woff2')}

:root{
  --serif:'NotoSerifKR',Georgia,'Times New Roman',serif;
  --sans:'Pretendard',-apple-system,system-ui,'Apple SD Gothic Neo',sans-serif;
  --bg:#FBF8F2; --bg-2:#F3EEE3; --card:#FFFEFB; --line:#E7E0D2; --line-2:#D9D0BE;
  --ink:#23262E; --navy:#1B2A44; --muted:#6E6556; --faint:#9C9286;
  --accent:#7A2E2E; --accent-2:#9A4030; --accent-soft:#F0E4DF;
  --shadow:0 1px 2px rgba(35,38,46,.04); --shadow-lg:0 14px 40px -20px rgba(27,42,68,.30);
  --radius:6px; --radius-sm:4px; --maxw:1180px;
}
:root[data-theme="dark"]{
  --bg:#16130E; --bg-2:#1C1812; --card:#201B14; --line:#332B20; --line-2:#43392B;
  --ink:#ECE3D2; --navy:#EBDABA; --muted:#A99B83; --faint:#7B7060;
  --accent:#D08A6E; --accent-2:#E0A084; --accent-soft:#2A211A;
  --shadow:0 1px 2px rgba(0,0,0,.3); --shadow-lg:0 18px 50px -22px rgba(0,0,0,.7);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;font-family:var(--sans);background:var(--bg);color:var(--ink);line-height:1.65;
  -webkit-font-smoothing:antialiased;transition:background .35s,color .35s;font-feature-settings:"ss01";}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 26px}
::selection{background:var(--accent-soft);color:var(--accent)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:3px}
*::-webkit-scrollbar{width:11px;height:11px}
*::-webkit-scrollbar-thumb{background:var(--line-2);border-radius:99px;border:3px solid var(--bg)}

/* ===== progress + header ===== */
#progress{position:fixed;top:0;left:0;height:2px;width:0;z-index:100;background:var(--accent)}
.site-head{position:sticky;top:0;z-index:60;background:color-mix(in srgb,var(--bg) 88%,transparent);
  backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.site-head .wrap{display:flex;align-items:center;gap:18px;height:60px}
.brand{font-family:var(--serif);font-weight:700;letter-spacing:.01em;display:flex;align-items:center;gap:11px;font-size:1.12rem;color:var(--navy)}
.brand .dot{width:30px;height:30px;border:1.5px solid var(--accent);color:var(--accent);border-radius:50%;display:grid;place-items:center;font-family:var(--serif);font-size:1rem;font-weight:700}
.head-nav{margin-left:auto;display:flex;align-items:center;gap:6px;font-size:.86rem;font-weight:600}
.head-nav a{padding:7px 11px;border-radius:5px;color:var(--muted);transition:.2s}
.head-nav a:hover,.head-nav a.active{color:var(--accent)}
.head-nav a.active{box-shadow:inset 0 -2px 0 var(--accent)}
.icon-btn{border:1px solid var(--line-2);background:transparent;width:36px;height:36px;border-radius:5px;cursor:pointer;display:grid;place-items:center;color:var(--ink);font-size:1rem;transition:.2s}
.icon-btn:hover{border-color:var(--accent);color:var(--accent)}

/* ===== hero (editorial cover) ===== */
.hero{position:relative;overflow:hidden;background:var(--bg);padding:88px 0 64px;text-align:center;border-bottom:1px solid var(--line)}
.hero::after{display:none}
.hero .wave{display:none}
.hero .eyebrow{display:inline-block;font-size:.74rem;font-weight:700;letter-spacing:.32em;text-transform:uppercase;color:var(--accent);margin-bottom:26px}
.hero h1{font-family:var(--serif);font-size:clamp(2.4rem,5.4vw,4rem);line-height:1.12;margin:0 auto 18px;font-weight:700;letter-spacing:-.01em;color:var(--navy);max-width:14ch}
.hero p.sub{font-family:var(--serif);font-style:italic;font-size:clamp(1.05rem,2vw,1.4rem);color:var(--muted);max-width:680px;margin:0 auto 6px}
.hero .ru{color:var(--faint);font-size:1rem;max-width:640px;margin:0 auto}
.hero .rule{width:64px;height:0;border-top:1px solid var(--accent);margin:26px auto;position:relative}
.hero .rule::before,.hero .rule::after{content:"";position:absolute;top:-3px;width:5px;height:5px;border-radius:50%;background:var(--accent)}
.hero .rule::before{left:-9px}.hero .rule::after{right:-9px}
.stats{display:flex;gap:0;justify-content:center;flex-wrap:wrap;margin-top:34px;border:1px solid var(--line);border-radius:8px;overflow:hidden;width:fit-content;margin-left:auto;margin-right:auto;background:var(--card)}
.stat{padding:16px 30px;border-right:1px solid var(--line);min-width:108px}
.stat:last-child{border-right:none}
.stat b{display:block;font-family:var(--serif);font-size:1.9rem;font-weight:700;line-height:1;color:var(--accent)}
.stat span{font-size:.74rem;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}

/* ===== lecture grid ===== */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:1px;margin:48px 0 0;background:var(--line);border:1px solid var(--line);border-radius:8px;overflow:hidden}
.card{background:var(--card);padding:26px 26px 22px;transition:background .2s;position:relative;display:flex;flex-direction:column;min-height:168px}
.card::before{content:"";position:absolute;left:0;top:0;height:3px;width:0;background:var(--accent);transition:width .28s ease}
.card:hover{background:var(--bg-2)}
.card:hover::before{width:100%}
.card .badge{font-family:var(--serif);font-size:2rem;font-weight:700;color:var(--accent);line-height:1;margin-bottom:14px}
.card h3{font-family:var(--serif);margin:0 0 7px;font-size:1.22rem;font-weight:700;letter-spacing:-.01em;color:var(--navy)}
.card .topic{color:var(--muted);font-size:.9rem;flex:1;line-height:1.5}
.card .meta{margin-top:18px;display:flex;gap:16px;font-size:.76rem;color:var(--faint);font-weight:600;border-top:1px solid var(--line);padding-top:12px}
.card .meta span{display:inline-flex;align-items:center;gap:5px}
.card.glossary-card .badge{font-size:1.7rem}

/* ===== lecture page ===== */
.lpage{display:grid;grid-template-columns:236px 1fr;gap:54px;align-items:start;padding:36px 0 90px}
.toc{position:sticky;top:80px;max-height:calc(100vh-104px);overflow:auto;font-size:.84rem;padding-right:6px}
.toc h4{font-family:var(--serif);font-size:.95rem;color:var(--navy);margin:0 0 14px;padding-bottom:10px;border-bottom:1px solid var(--line);font-weight:700}
.toc a{display:block;padding:5px 12px;color:var(--muted);border-left:1px solid var(--line);transition:.18s;margin-left:2px;line-height:1.4}
.toc a:hover{color:var(--ink);border-left-color:var(--muted)}
.toc a.active{color:var(--accent);border-left:2px solid var(--accent);font-weight:600;margin-left:1px}
.toc a.toc-div{margin-top:16px;font-family:var(--serif);font-weight:700;color:var(--navy);font-size:.84rem;border-left:none;padding-left:0}
.lmain{min-width:0}
.lhead{margin-bottom:30px;padding-bottom:22px;border-bottom:2px solid var(--navy)}
.lhead .kicker{color:var(--accent);font-weight:700;font-size:.76rem;letter-spacing:.2em;text-transform:uppercase}
.lhead h1{font-family:var(--serif);font-size:clamp(2rem,4vw,2.9rem);margin:12px 0 6px;letter-spacing:-.01em;font-weight:700;color:var(--navy)}
.lhead .ru{font-family:var(--serif);font-style:italic;color:var(--muted);font-size:1.15rem}
.lhead-tools{margin-top:16px}
.print-btn{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line-2);background:transparent;color:var(--muted);font-family:inherit;font-weight:600;font-size:.78rem;padding:7px 13px;border-radius:5px;cursor:pointer;transition:.18s}
.print-btn:hover{border-color:var(--accent);color:var(--accent)}

/* lesson */
.lesson{background:transparent;border-top:1px solid var(--line);padding:30px 0 8px;margin-bottom:14px}
.lesson:first-of-type{border-top:none}
.lesson-head{margin-bottom:20px}
.lesson-head h2{font-family:var(--serif);margin:0;font-size:1.5rem;font-weight:700;letter-spacing:-.01em;color:var(--navy);line-height:1.25}
.lesson-head .ru{font-family:var(--serif);font-style:italic;color:var(--muted);font-size:1.02rem;margin-top:2px}
.cols{display:grid;grid-template-columns:1fr 1fr;gap:0}
.col{min-width:0;padding:0 30px}
.col-ko{border-right:1px solid var(--line)}
.col:first-child{padding-left:0}.col:last-child{padding-right:0}
.lang-tag{display:inline-block;font-size:.68rem;font-weight:700;letter-spacing:.22em;text-transform:uppercase;margin-bottom:16px;color:var(--faint)}
.col-ko .lang-tag{color:var(--navy)}
.col-ru .lang-tag{color:var(--accent)}
.col .blk{margin-bottom:18px}
.col h4{font-family:var(--serif);margin:0 0 8px;font-size:1.04rem;font-weight:700;color:var(--ink)}
.col ul{margin:0;padding-left:0;list-style:none}
.col li{position:relative;padding-left:17px;margin-bottom:7px;color:var(--ink);font-size:.94rem;line-height:1.6}
.col li::before{content:"";position:absolute;left:0;top:.66em;width:5px;height:1px;background:var(--accent)}
/* callout → marginalia note */
.callout{border-left:2px solid var(--accent);padding:2px 0 2px 16px;margin-bottom:18px}
.callout-t{font-family:var(--serif);font-weight:700;font-size:.82rem;letter-spacing:.04em;margin-bottom:5px;color:var(--accent);text-transform:none}
.callout ul{margin:0}
.callout li{font-size:.88rem;color:var(--muted)}
.callout li::before{background:var(--line-2)}

/* divider — treatise part title */
.divider{text-align:center;padding:50px 10px 38px;margin:0}
.divider .dnum{font-family:var(--serif);font-size:1rem;font-weight:700;color:var(--accent);letter-spacing:.3em;display:block;margin-bottom:14px}
.divider .dnum::before{content:"§ "}
.divider h3{font-family:var(--serif);margin:0;font-size:1.9rem;font-weight:700;letter-spacing:-.01em;color:var(--navy)}
.divider p{font-family:var(--serif);font-style:italic;margin:6px 0 0;color:var(--muted);font-size:1.05rem}
.divider::before,.divider::after{content:"";display:block;width:42px;height:0;border-top:1px solid var(--line-2);margin:0 auto}
.divider::before{margin-bottom:30px}.divider::after{margin-top:24px}

/* FAQ */
.faq-wrap .lesson-head h2::before{content:"Q ";color:var(--accent);font-style:italic}
.qa{border-bottom:1px solid var(--line)}
.qa:first-of-type{border-top:1px solid var(--line)}
.qa summary{cursor:pointer;padding:15px 4px;font-weight:600;color:var(--navy);list-style:none;display:flex;gap:12px;align-items:flex-start;font-size:1rem}
.qa summary::-webkit-details-marker{display:none}
.qa summary::before{content:"+";color:var(--accent);font-weight:400;font-size:1.3rem;line-height:1.1;transition:transform .2s;flex-shrink:0;font-family:var(--serif)}
.qa[open] summary::before{transform:rotate(45deg)}
.qa .ans{padding:0 4px 16px 28px}
.qa .ans p{margin:0 0 7px;color:var(--ink);font-size:.93rem}
.qa .ans p::before{content:"";display:inline-block;width:10px;height:1px;background:var(--accent);vertical-align:middle;margin-right:8px}

/* comparison — ruled editorial table */
.cmp .lesson-head h2::before{content:"§ ";color:var(--accent)}
.table-scroll{overflow-x:auto}
table.cmp-tbl{width:100%;border-collapse:collapse;font-size:.92rem;min-width:560px}
.cmp-tbl th{text-align:left;padding:11px 16px 11px 0;font-family:var(--serif);font-weight:700;color:var(--navy);border-bottom:2px solid var(--navy)}
.cmp-tbl td{padding:12px 16px 12px 0;border-bottom:1px solid var(--line);vertical-align:top;color:var(--ink)}
.cmp-tbl td:first-child,.cmp-tbl th:first-child{padding-left:0}
.cmp-tbl tbody tr:hover td{background:var(--bg-2)}
.cmp-tbl td:first-child{font-weight:600;color:var(--navy)}
.why{margin-top:22px;border-left:2px solid var(--accent);padding:4px 0 4px 18px}
.why .why-t{font-family:var(--serif);font-weight:700;color:var(--accent);margin-bottom:9px;font-size:.95rem}
.why ul{margin:0;padding-left:0;list-style:none}
.why li{position:relative;padding-left:16px;margin-bottom:8px;font-size:.92rem;color:var(--muted)}
.why li::before{content:"";position:absolute;left:0;top:.66em;width:5px;height:1px;background:var(--line-2)}

/* prev/next */
.pager{display:flex;justify-content:space-between;gap:18px;margin-top:44px;padding-top:24px;border-top:1px solid var(--line)}
.pager a{flex:1;padding:6px 2px;transition:.2s}
.pager a:hover .ttl{color:var(--accent)}
.pager .dir{font-size:.72rem;color:var(--faint);font-weight:700;text-transform:uppercase;letter-spacing:.14em}
.pager .ttl{font-family:var(--serif);font-weight:700;color:var(--navy);margin-top:5px;font-size:1.02rem;transition:color .2s}
.pager .next{text-align:right}.pager .empty{visibility:hidden}

/* glossary */
.gtools{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin:20px 0;position:sticky;top:68px;z-index:30;background:color-mix(in srgb,var(--bg) 90%,transparent);backdrop-filter:blur(8px);padding:10px 0}
.search{flex:1;min-width:220px;position:relative}
.search input{width:100%;padding:13px 16px 13px 42px;border-radius:6px;border:1px solid var(--line-2);background:var(--card);color:var(--ink);font-size:.95rem;font-family:inherit}
.search input:focus{outline:none;border-color:var(--accent)}
.search::before{content:"🔍";position:absolute;left:15px;top:50%;transform:translateY(-50%);opacity:.45;font-size:.85rem}
.chips{display:flex;flex-wrap:wrap;gap:7px}
.chip{padding:6px 13px;border-radius:99px;border:1px solid var(--line-2);background:transparent;color:var(--muted);font-size:.79rem;font-weight:600;cursor:pointer;transition:.18s}
.chip:hover{border-color:var(--accent);color:var(--accent)}
.chip.on{background:var(--accent);border-color:var(--accent);color:#fff}
.chip .ct{opacity:.6;margin-left:4px;font-size:.74em}
.gcount{color:var(--faint);font-size:.84rem;margin-bottom:10px;font-style:italic}
.gtable{width:100%;border-collapse:collapse;font-size:.92rem}
.gtable th{text-align:left;padding:11px 14px 11px 0;border-bottom:2px solid var(--navy);color:var(--navy);font-family:var(--serif);font-size:.82rem;font-weight:700}
.gtable td{padding:12px 14px 12px 0;border-bottom:1px solid var(--line);vertical-align:top}
.gtable tr:hover td{background:var(--bg-2)}
.gtable .ko{font-family:var(--serif);font-weight:700;color:var(--navy);white-space:nowrap}
.gtable .ru{color:var(--ink)}
.gtable .en{color:var(--muted);font-size:.86rem;font-style:italic}
.gtable .note{color:var(--faint);font-size:.83rem}
.cat-pill{display:inline-block;padding:2px 9px;border-radius:99px;font-size:.71rem;font-weight:600;background:var(--accent-soft);color:var(--accent);white-space:nowrap}
.tabs{display:flex;gap:24px;margin-bottom:6px;border-bottom:1px solid var(--line)}
.tab{padding:11px 0;font-family:var(--serif);font-weight:700;font-size:1.05rem;cursor:pointer;color:var(--faint);border-bottom:2px solid transparent;margin-bottom:-1px}
.tab.on{color:var(--accent);border-bottom-color:var(--accent)}
.no-res,.sempty{padding:40px;text-align:center;color:var(--faint);font-style:italic}

/* lecture-head title block on glossary/landing reuse */
.lhead h1{font-family:var(--serif)}

/* ===== language toggle (segmented) ===== */
.seg{display:inline-flex;border:1px solid var(--line-2);border-radius:6px;overflow:hidden}
.seg button{border:none;background:transparent;color:var(--muted);font-family:inherit;font-weight:600;font-size:.8rem;padding:7px 11px;cursor:pointer;transition:.18s;border-right:1px solid var(--line-2)}
.seg button:last-child{border-right:none}
.seg button:hover{color:var(--ink)}
.seg button.on{background:var(--accent);color:#fff}
@media(max-width:560px){.seg button{padding:7px 8px;font-size:.74rem}}
:root[data-lang="ko"] .cols{grid-template-columns:1fr}
:root[data-lang="ko"] .col-ru{display:none}
:root[data-lang="ko"] .col-ko{border-right:none;padding-right:0}
:root[data-lang="ru"] .cols{grid-template-columns:1fr}
:root[data-lang="ru"] .col-ko{display:none}
:root[data-lang="ru"] .col-ru{padding-left:0}

/* ===== live term gloss ===== */
.gloss{border-bottom:1px dotted var(--accent);cursor:help;text-underline-offset:3px}
.gloss:hover{background:var(--accent-soft)}
.gloss-pop{position:fixed;z-index:210;max-width:320px;background:var(--card);border:1px solid var(--line-2);border-top:2px solid var(--accent);border-radius:6px;box-shadow:var(--shadow-lg);padding:13px 15px;font-size:.9rem;opacity:0;transform:translateY(4px);pointer-events:none;transition:opacity .15s,transform .15s}
.gloss-pop.show{opacity:1;transform:none}
.gloss-pop .gp-ko{font-family:var(--serif);font-weight:700;color:var(--navy);font-size:1.02rem}
.gloss-pop .gp-ru{color:var(--ink);font-weight:600;margin-top:3px}
.gloss-pop .gp-en{color:var(--muted);font-style:italic;font-size:.84rem;margin-top:1px}
.gloss-pop .gp-note{color:var(--faint);font-size:.82rem;margin-top:7px;padding-top:7px;border-top:1px solid var(--line)}
.gloss-pop .cat-pill{margin-top:8px}

/* ===== copy-link anchor + toast ===== */
.lesson[id] .lesson-head h2{cursor:pointer}
.lesson-head h2:hover .anchor-mark{opacity:.5}
.anchor-mark{color:var(--accent);font-weight:400;margin-left:.3em;opacity:0;transition:.18s}
.copied-toast{position:fixed;bottom:26px;left:50%;transform:translateX(-50%) translateY(20px);background:var(--navy);color:var(--bg);padding:10px 20px;border-radius:6px;font-size:.85rem;font-weight:600;box-shadow:var(--shadow-lg);opacity:0;pointer-events:none;transition:.28s;z-index:120}
.copied-toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ===== back-to-top + mobile TOC ===== */
.to-top{position:fixed;right:22px;bottom:22px;width:44px;height:44px;border-radius:6px;border:1px solid var(--line-2);background:var(--card);color:var(--accent);font-size:1.1rem;cursor:pointer;box-shadow:var(--shadow-lg);opacity:0;transform:translateY(14px);pointer-events:none;transition:.28s;z-index:80;display:grid;place-items:center}
.to-top.show{opacity:1;transform:none;pointer-events:auto}
.to-top:hover{background:var(--accent);color:#fff;border-color:var(--accent)}
.toc-fab{display:none;position:fixed;left:22px;bottom:22px;height:44px;padding:0 18px;border-radius:6px;border:1px solid var(--accent);background:var(--accent);color:#fff;font-weight:600;font-size:.88rem;cursor:pointer;box-shadow:var(--shadow-lg);z-index:80;align-items:center;gap:7px}
.toc-backdrop{display:none;position:fixed;inset:0;background:rgba(22,19,14,.5);z-index:90}
@media(max-width:920px){
  .toc-fab{display:inline-flex}
  body.toc-open .toc-backdrop{display:block}
  body.toc-open .toc{display:block;position:fixed;left:0;bottom:0;right:0;max-height:74vh;z-index:95;background:var(--card);border-top:2px solid var(--accent);padding:22px 24px 30px;box-shadow:var(--shadow-lg);top:auto;overflow:auto;animation:sheet .3s ease}
}
@keyframes sheet{from{transform:translateY(100%)}to{transform:none}}

/* ===== global search modal ===== */
.search-modal{position:fixed;inset:0;z-index:200;background:rgba(22,19,14,.42);backdrop-filter:blur(3px);display:flex;align-items:flex-start;justify-content:center;padding:12vh 18px 18px;opacity:0;pointer-events:none;transition:opacity .2s}
.search-modal.open{opacity:1;pointer-events:auto}
.search-card{width:min(680px,100%);background:var(--card);border:1px solid var(--line-2);border-top:3px solid var(--accent);border-radius:8px;box-shadow:var(--shadow-lg);overflow:hidden;transform:translateY(-10px);transition:transform .2s}
.search-modal.open .search-card{transform:none}
.search-card .si{display:flex;align-items:center;gap:12px;padding:16px 20px;border-bottom:1px solid var(--line)}
.search-card .si span{opacity:.45}
.search-card input{flex:1;border:none;background:transparent;color:var(--ink);font-family:inherit;font-size:1.05rem;outline:none}
.search-card kbd{font-family:inherit;font-size:.72rem;color:var(--faint);border:1px solid var(--line-2);border-radius:4px;padding:2px 7px}
.sresults{max-height:54vh;overflow:auto;padding:6px}
.sres{display:flex;gap:13px;align-items:flex-start;padding:11px 14px;border-radius:5px;cursor:pointer;width:100%;border:none;background:transparent;font-family:inherit;text-align:left}
.sres:hover,.sres.sel{background:var(--bg-2)}
.sres .ic{flex-shrink:0;color:var(--accent);font-family:var(--serif)}
.sres .h{font-weight:600;color:var(--ink);font-size:.95rem;line-height:1.35}
.sres .meta{font-size:.78rem;color:var(--faint);margin-top:2px}
.sgroup{font-family:var(--serif);font-size:.8rem;color:var(--accent);font-weight:700;padding:13px 14px 5px}
.shint{padding:10px 18px;border-top:1px solid var(--line);font-size:.76rem;color:var(--faint);display:flex;gap:16px;flex-wrap:wrap}
mark{background:var(--accent-soft);color:var(--accent);border-radius:2px;padding:0 1px}
@media(max-width:560px){.search-modal{padding:6vh 10px}.shint{display:none}}

/* reveal */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s cubic-bezier(.2,.7,.2,1),transform .6s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* footer */
.foot{border-top:1px solid var(--line);padding:38px 0;color:var(--faint);font-size:.84rem;text-align:center;margin-top:20px;font-style:italic}
.foot b{color:var(--muted);font-style:normal;font-family:var(--serif)}

/* responsive */
@media(max-width:920px){
  .lpage{grid-template-columns:1fr;gap:0}.toc{display:none}
  .cols{grid-template-columns:1fr;gap:0}
  .col{padding:0}.col-ko{border-right:none;border-bottom:1px solid var(--line);padding-bottom:18px;margin-bottom:18px}
}
@media(max-width:560px){.wrap{padding:0 18px}.head-nav a:not(.active){display:none}.hero{padding:60px 0 44px}}

/* print */
@media print{
  .site-head,.toc,.to-top,.toc-fab,.toc-backdrop,.pager,#progress,.foot,.seg,.print-btn,.lhead-tools,.search-modal{display:none!important}
  body{background:#fff;color:#000}
  .lesson{break-inside:avoid;border-top:1px solid #bbb}
  .cols{grid-template-columns:1fr 1fr!important}.col-ko,.col-ru{display:block!important}.col-ko{border-right:1px solid #ddd}
  .qa{break-inside:avoid}.qa .ans{display:block!important}
  .lpage{grid-template-columns:1fr;display:block}
  a{color:#000}.gloss{border:none}
}

/* ============ track sections (index) ============ */
.track-head{display:flex;align-items:baseline;gap:14px;margin:50px 0 0;padding-bottom:11px;border-bottom:2px solid var(--navy)}
.track-head h2{font-family:var(--serif);font-size:1.55rem;font-weight:700;color:var(--navy);margin:0;letter-spacing:-.01em}
.track-head .tr-ru{font-family:var(--serif);font-style:italic;color:var(--muted);font-size:1rem}
.track-head .tr-n{margin-left:auto;font-size:.78rem;color:var(--accent);font-weight:700;letter-spacing:.08em;align-self:center}
.track-head + .grid{margin-top:20px}
@media(max-width:560px){.track-head{flex-wrap:wrap;gap:6px}.track-head .tr-n{margin-left:0}}