/* UGA hub — editorial, card-based discovery. Brand tokens shared with the marketing site (parchment, purple, gold). */
:root {
  --bg: #F6F2EA; --surface: #FFFDF9; --ink: #221B19; --ink-2: #4A3F3A; --muted: #6B5F58; --line: #E6DED1;
  --purple: #3B2346; --purple-2: #502E5E; --purple-tint: #F1EAF3; --gold: #B8922A; --gold-soft: #F4EBCF;
  --up: #1E6B45; --down: #9B2C2C; --warn-bg: #FFF5D6;
  --serif: Georgia, 'Iowan Old Style', 'Palatino Linotype', 'Times New Roman', serif;
  --sans: system-ui, -apple-system, 'Segoe UI', Roboto, 'Noto Sans', 'Noto Sans Sinhala', sans-serif;
  --r: 14px; --r-s: 10px; --shadow: 0 1px 2px rgba(34, 27, 25, .06), 0 6px 18px rgba(34, 27, 25, .06);
  --shadow-h: 0 2px 4px rgba(34, 27, 25, .08), 0 12px 28px rgba(59, 35, 70, .12);
  --w: 1240px;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.55 var(--sans); overflow-x: hidden; }
img { max-width: 100%; display: block; }
a { color: var(--purple); text-underline-offset: 3px; }
a:hover { color: var(--purple-2); }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 2px; border-radius: 4px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -999px; top: 8px; z-index: 50; background: #fff; padding: 8px 12px; border-radius: 6px; }
.skip:focus { left: 8px; }
.boot { padding: 40px; text-align: center; color: var(--muted); }
.ico { width: 1.15em; height: 1.15em; flex: none; fill: currentColor; }

/* reading progress */
.progress { position: fixed; inset: 0 0 auto 0; height: 3px; z-index: 40; background: var(--gold); transform-origin: 0 50%; transform: scaleX(var(--p, 0)); }

/* header */
.site-head { position: sticky; top: 0; z-index: 30; background: rgba(255, 253, 249, .94); backdrop-filter: saturate(1.4) blur(8px); border-bottom: 1px solid var(--line); }
.head-in { max-width: var(--w); margin: 0 auto; padding: 10px 20px; display: flex; align-items: center; gap: 16px; }
.brand { display: block; flex: none; }
.brand img { height: 56px; width: auto; }
.mainnav { margin-left: auto; display: flex; align-items: center; gap: 4px; }
.nav-a { display: inline-flex; align-items: center; gap: 4px; padding: 9px 14px; border-radius: 999px; color: var(--ink-2); text-decoration: none; font: 500 .97rem var(--sans); background: none; border: 0; cursor: pointer; }
.nav-a:hover { background: var(--purple-tint); color: var(--purple); }
.nav-a[aria-current="page"] { background: var(--purple); color: #fff; }
.net { position: relative; }
.net-btn .ico-chev { width: 1em; height: 1em; transition: transform .15s; }
.net-btn[aria-expanded="true"] .ico-chev { transform: rotate(180deg); }
.net-panel { position: absolute; right: 0; top: calc(100% + 8px); width: 300px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); box-shadow: var(--shadow-h); padding: 10px; display: grid; gap: 6px; }
.net-panel[hidden] { display: none; }
.net-group + .net-group { border-top: 1px solid var(--line); padding-top: 8px; }
.net-title { margin: 4px 8px 6px; font: 700 .72rem var(--sans); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.net-link { display: flex; align-items: center; gap: 10px; padding: 10px; border-radius: var(--r-s); color: var(--ink); text-decoration: none; font-weight: 500; }
.net-link:hover, .net-link:focus-visible { background: var(--purple-tint); }
.net-link .ico { width: 30px; height: 30px; padding: 6px; border-radius: 50%; color: #fff; }
.net-wa .ico { background: #1F8F4E; }
.net-fb .ico { background: #1877F2; }
.menu-btn { display: none; margin-left: auto; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); cursor: pointer; }
.bars, .bars::before, .bars::after { display: block; width: 20px; height: 2px; background: var(--ink); margin: auto; position: relative; content: ''; }
.bars::before { position: absolute; top: -6px; } .bars::after { position: absolute; top: 6px; }

/* layout */
main { max-width: var(--w); margin: 0 auto; padding: 24px 20px 56px; outline: none; }
.masthead { display: grid; grid-template-columns: 1fr minmax(280px, 440px); gap: 24px; align-items: end; padding: 12px 0 18px; border-bottom: 1px solid var(--line); }
.eyebrow { margin: 0 0 6px; color: var(--gold); font: 700 .78rem var(--sans); letter-spacing: .14em; text-transform: uppercase; }
.masthead h1 { margin: 0; font: 700 clamp(1.9rem, 4vw, 2.8rem)/1.1 var(--serif); color: var(--purple); letter-spacing: -.01em; }
.dek { margin: 8px 0 0; color: var(--ink-2); font-size: 1.08rem; max-width: 60ch; }
.searchbar { display: flex; align-items: center; gap: 8px; background: var(--surface); border: 1px solid var(--line); border-radius: 999px; padding: 6px 6px 6px 16px; box-shadow: var(--shadow); }
.searchbar:focus-within { border-color: var(--purple); }
.searchbar .ico { color: var(--muted); }
.searchbar input { flex: 1; min-width: 0; border: 0; background: none; font: inherit; padding: 8px 4px; color: var(--ink); }
.searchbar input:focus { outline: none; }
.filters { padding: 14px 0 6px; }
.chips { display: flex; gap: 8px; overflow-x: auto; scrollbar-width: thin; padding-bottom: 4px; }
.chip { flex: none; border: 1px solid var(--line); background: var(--surface); color: var(--ink-2); padding: 7px 14px; border-radius: 999px; font: 500 .9rem var(--sans); cursor: pointer; }
.chip:hover { border-color: var(--purple); color: var(--purple); }
.chip[aria-pressed="true"] { background: var(--purple); border-color: var(--purple); color: #fff; }
.filter-line { display: flex; gap: 12px; align-items: baseline; flex-wrap: wrap; min-height: 1.6em; }
.result-line { margin: 6px 0 0; color: var(--muted); font-size: .92rem; }
.linkish { background: none; border: 0; color: var(--purple); text-decoration: underline; cursor: pointer; font: inherit; padding: 0; }

.hub-grid { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 28px; margin-top: 10px; align-items: start; }
.sec-h { font: 700 1.25rem var(--serif); color: var(--purple); margin: 28px 0 12px; display: flex; align-items: center; gap: 12px; }
.sec-h::after { content: ''; flex: 1; height: 1px; background: var(--line); }
.hub-main > .sec-h:first-of-type { margin-top: 18px; }

/* cards */
.lead-grid { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr); gap: 18px; }
.lead-side { display: grid; gap: 18px; align-content: start; }
.feed { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 250px), 1fr)); gap: 18px; }
.card { position: relative; display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; box-shadow: var(--shadow); transition: box-shadow .2s, transform .2s; }
.card:hover { box-shadow: var(--shadow-h); transform: translateY(-2px); }
.card:focus-within { box-shadow: var(--shadow-h); }
.card-img { aspect-ratio: 16 / 9; background: var(--purple-tint); overflow: hidden; }
.card-img img { width: 100%; height: 100%; object-fit: cover; }
.card-lead .card-img { aspect-ratio: 16 / 10; }
.cover-empty { display: grid; place-items: center; background: linear-gradient(135deg, #EFE6F2, #F7F1E3); }
.cover-empty span { font: 700 2.4rem var(--serif); color: rgba(59, 35, 70, .35); }
.card-body { padding: 14px 16px 16px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.kicker { margin: 0; color: var(--gold); font: 700 .74rem var(--sans); letter-spacing: .1em; text-transform: uppercase; }
.card-title { margin: 0; font: 700 1.08rem/1.3 var(--serif); color: var(--ink); display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.card-lead .card-title { font-size: clamp(1.35rem, 2.4vw, 1.85rem); line-height: 1.2; -webkit-line-clamp: 4; }
.card-title a { color: inherit; text-decoration: none; }
.card-title a:hover { color: var(--purple); }
.stretch::after { content: ''; position: absolute; inset: 0; }
.card-sum { margin: 0; color: var(--ink-2); font-size: .95rem; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.card-lead .card-sum { -webkit-line-clamp: 3; font-size: 1.02rem; }
.meta { margin: auto 0 0; padding-top: 6px; color: var(--muted); font-size: .84rem; }
.load-more { display: block; margin: 22px auto 0; min-width: 220px; }

/* skeletons */
.skel { box-shadow: none; }
.skel .card-img, .sk-line, .sk-block, .gold-skel { background: linear-gradient(90deg, #EEE7DB 0%, #F7F2EA 50%, #EEE7DB 100%); background-size: 200% 100%; animation: shimmer 1.4s linear infinite; }
.sk-line { display: block; height: 12px; border-radius: 6px; margin: 6px 0; }
.sk-line.short { width: 55%; }
.sk-block { display: block; height: 320px; border-radius: var(--r); margin-top: 16px; }
.gold-skel { height: 190px; border-radius: var(--r-s); }
@keyframes shimmer { to { background-position: -200% 0; } }

/* buttons + states */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-height: 42px; padding: 9px 18px; border-radius: 999px; border: 1px solid var(--purple); background: var(--purple); color: #fff; font: 600 .95rem var(--sans); text-decoration: none; cursor: pointer; }
.btn:hover { background: var(--purple-2); color: #fff; }
.btn.ghost { background: var(--surface); color: var(--purple); }
.btn.ghost:hover { background: var(--purple-tint); }
.btn.small { min-height: 36px; padding: 6px 12px; font-size: .88rem; }
.btn:disabled { opacity: .6; cursor: progress; }
.state { background: var(--surface); border: 1px dashed var(--line); border-radius: var(--r); padding: 32px 24px; text-align: center; color: var(--ink-2); grid-column: 1 / -1; }
.state-title { font: 700 1.2rem var(--serif); color: var(--purple); margin: 0 0 6px; }
.state-err { border-color: #E3C3C3; background: #FFF8F8; }
.fine { color: var(--muted); font-size: .84rem; margin: 6px 0 0; }
.badge { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: .8rem; }
.badge.warn { background: var(--warn-bg); color: #6B4E00; }

/* right rail */
.rail { display: grid; gap: 18px; position: sticky; top: 92px; }
.rail-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 16px; box-shadow: var(--shadow); }
.rail-head { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; flex-wrap: wrap; }
.rail-head h2 { margin: 0; font: 700 1.1rem var(--serif); color: var(--purple); }
.rail-sub { margin: 2px 0 10px; color: var(--muted); font-size: .82rem; width: 100%; }
.more { font-size: .88rem; font-weight: 600; }
.seg { display: flex; gap: 4px; background: var(--bg); padding: 3px; border-radius: 999px; margin-bottom: 10px; }
.seg-b { flex: 1; border: 0; background: none; padding: 6px 0; border-radius: 999px; font: 600 .78rem var(--sans); color: var(--muted); cursor: pointer; }
.seg-b[aria-pressed="true"] { background: var(--surface); color: var(--purple); box-shadow: var(--shadow); }
.gold-body { min-height: 230px; }
.gold-price { margin: 0; font: 700 1.9rem/1.1 var(--serif); color: var(--ink); font-variant-numeric: tabular-nums; }
.gold-unit { font: 500 .85rem var(--sans); color: var(--muted); }
.gold-sub { margin: 4px 0 0; color: var(--ink-2); font-size: .86rem; font-variant-numeric: tabular-nums; }
.chg.up { color: var(--up); } .chg.down { color: var(--down); }
.gold-chart { margin: 10px 0 0; }
.spark { width: 100%; height: 120px; display: block; }
.spark .line { fill: none; stroke-width: 2; stroke-linejoin: round; vector-effect: non-scaling-stroke; }
.spark.up .line { stroke: var(--up); } .spark.down .line { stroke: var(--down); }
.spark .area { opacity: .1; } .spark.up .area { fill: var(--up); } .spark.down .area { fill: var(--down); }
.gold-axis { display: flex; justify-content: space-between; gap: 6px; font-size: .74rem; color: var(--muted); margin-top: 4px; font-variant-numeric: tabular-nums; }
.gold-axis span:nth-child(2) { text-align: center; }
.mini { list-style: none; margin: 8px 0 0; padding: 0; display: grid; gap: 10px; }
.mini li { padding-top: 10px; border-top: 1px solid var(--line); }
.mini li:first-child { border-top: 0; padding-top: 0; }
.mini-t { margin: 0; font: 700 .98rem/1.3 var(--serif); color: var(--ink); text-decoration: none; display: block; }
a.mini-t:hover { color: var(--purple); }

/* article */
.article-page { max-width: 1120px; }
.crumbs { font-size: .88rem; color: var(--muted); margin-bottom: 14px; }
.art-head { max-width: 760px; margin: 0 auto; }
.art-head h1 { font: 700 clamp(1.9rem, 4.6vw, 3rem)/1.12 var(--serif); color: var(--ink); margin: 8px 0 10px; letter-spacing: -.01em; overflow-wrap: anywhere; }
.art-head .dek { font-size: 1.18rem; }
.art-head .meta { margin-top: 12px; }
.share { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 16px 0 6px; }
.share-note { font-size: .86rem; color: var(--up); }
.art-cover { margin: 22px auto 0; max-width: 1000px; border-radius: var(--r); overflow: hidden; aspect-ratio: 16 / 9; background: var(--purple-tint); }
.art-cover img { width: 100%; height: 100%; object-fit: cover; }
.art-layout { display: grid; grid-template-columns: minmax(0, 760px); justify-content: center; gap: 40px; margin-top: 28px; }
.art-layout.has-toc { grid-template-columns: 240px minmax(0, 760px); }
.toc, .facts { position: sticky; top: 96px; align-self: start; font-size: .92rem; }
.toc summary { font: 700 .8rem var(--sans); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); cursor: pointer; padding: 6px 0; }
.toc ol { list-style: none; margin: 6px 0 0; padding: 0 0 0 12px; border-left: 2px solid var(--line); display: grid; gap: 6px; }
.toc a { color: var(--ink-2); text-decoration: none; } .toc a:hover { color: var(--purple); text-decoration: underline; }
.toc-l4 { padding-left: 12px; }
.facts dl { margin: 0; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 14px 16px; }
.facts dt { font: 700 .74rem var(--sans); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-top: 10px; }
.facts dt:first-child { margin-top: 0; }
.facts dd { margin: 2px 0 0; color: var(--ink); overflow-wrap: anywhere; }
.art-body { min-width: 0; }
.md { font: 1.13rem/1.75 var(--serif); color: var(--ink); overflow-wrap: anywhere; }
.md > * + * { margin-top: 1.05em; }
.md p, .md ul, .md ol, .md blockquote, .md pre { margin: 0; }
.md h2, .md h3, .md h4, .md h5, .md h6 { font-family: var(--serif); color: var(--purple); line-height: 1.25; margin: 1.6em 0 .4em; scroll-margin-top: 96px; }
.md h2 { font-size: 1.6rem; } .md h3 { font-size: 1.3rem; } .md h4 { font-size: 1.12rem; }
.md a { color: var(--purple); }
.md ul, .md ol { padding-left: 1.4em; } .md li + li { margin-top: .35em; }
.md blockquote { border-left: 4px solid var(--gold); background: var(--gold-soft); padding: 12px 18px; border-radius: 0 var(--r-s) var(--r-s) 0; color: var(--ink-2); font-style: italic; }
.md code { font: .88em ui-monospace, 'Cascadia Mono', Consolas, monospace; background: #F0EAF2; padding: .1em .35em; border-radius: 5px; }
.md pre { background: #241B2B; color: #F5EFF7; padding: 16px; border-radius: var(--r-s); overflow-x: auto; font-size: .9rem; line-height: 1.55; }
.md pre code { background: none; padding: 0; color: inherit; }
.md hr { border: 0; border-top: 1px solid var(--line); margin: 2em 0; }
.md img { border-radius: var(--r-s); height: auto; }
.table-scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--r-s); background: var(--surface); }
.md table { border-collapse: collapse; width: 100%; font: .95rem/1.45 var(--sans); }
.md th, .md td { padding: 10px 12px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; min-width: 7em; }
.md th { background: var(--purple-tint); color: var(--purple); font-weight: 700; }
.md tr:last-child td { border-bottom: 0; }
.al-center { text-align: center !important; } .al-right { text-align: right !important; }
.tags { list-style: none; padding: 0; margin: 28px 0 0; display: flex; flex-wrap: wrap; gap: 8px; }
.tags a { display: inline-block; padding: 5px 12px; border-radius: 999px; background: var(--purple-tint); text-decoration: none; font-size: .88rem; }
.related { margin-top: 44px; }
.discover { margin-top: 28px; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); gap: 18px; }
.art-skel { max-width: 760px; margin: 0 auto; }

/* footer */
.site-foot { border-top: 1px solid var(--line); background: var(--surface); }
.foot-in { max-width: var(--w); margin: 0 auto; padding: 22px 20px; display: flex; flex-wrap: wrap; align-items: center; gap: 12px 24px; justify-content: space-between; font-size: .9rem; }
.foot-in nav { display: flex; flex-wrap: wrap; gap: 6px 16px; }
.foot-brand { margin: 0; font: 700 1rem var(--serif); color: var(--purple); }
.foot-small { margin: 0; color: var(--muted); }

/* responsive */
@media (max-width: 1100px) {
  .hub-grid { grid-template-columns: 1fr; }
  .rail { position: static; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); }
  .art-layout.has-toc { grid-template-columns: minmax(0, 760px); }
  .toc, .facts { position: static; }
  .toc { border: 1px solid var(--line); border-radius: var(--r-s); padding: 6px 14px; background: var(--surface); }
}
@media (max-width: 860px) {
  .masthead { grid-template-columns: 1fr; }
  .lead-grid { grid-template-columns: 1fr; }
  .lead-side { grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr)); }
  .menu-btn { display: block; }
  .mainnav { display: none; position: absolute; left: 0; right: 0; top: 100%; flex-direction: column; align-items: stretch; background: var(--surface); border-bottom: 1px solid var(--line); padding: 10px 16px 16px; box-shadow: var(--shadow-h); }
  .mainnav.open { display: flex; }
  .nav-a { padding: 12px 14px; }
  .net-panel { position: static; width: auto; box-shadow: none; margin-top: 4px; }
  .head-in { position: relative; }
  .brand img { height: 44px; }
}
@media (max-width: 520px) {
  main { padding: 16px 14px 44px; }
  .brand img { height: 38px; }
  .searchbar .btn { padding: 8px 12px; }
  .md { font-size: 1.06rem; }
  .gold-axis { font-size: .7rem; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .card:hover { transform: none; }
}