/* Contas — balanco.click
   Editorial ledger: near-black, dusty blue accent, warm white. */
:root{
  --bg:#fbfaf6;
  --paper:#ffffff;
  --ink:#161616;
  --ink-soft:#232323;
  --muted:#5c5a55;
  --line:#e7e4dc;
  --line-strong:#d8d4ca;
  --accent:#5b7a99;
  --accent-soft:#e4eaf0;
  --maxw:1180px;
  --reading:680px;
  --serif:"Iowan Old Style","Palatino Linotype",Palatino,"Book Antiqua",Georgia,serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}

/* Dark theme */
:root[data-theme="dark"]{
  --bg:#131417;
  --paper:#1a1c20;
  --ink:#f3f1ea;
  --ink-soft:#e6e3da;
  --muted:#a4a39d;
  --line:#2a2c31;
  --line-strong:#373a40;
  --accent:#7a9bc0;
  --accent-soft:#1f2a35;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img,svg{max-width:100%;display:block}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:3px}
h1,h2,h3,h4{font-family:var(--sans);color:var(--ink);line-height:1.2;letter-spacing:-0.012em;font-weight:600}
h1{font-size:2.05rem}
h2{font-size:1.5rem}
h3{font-size:1.16rem}
p{margin:0 0 1.1rem}
.small{font-size:.84rem;color:var(--muted)}
.mono,.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ---------- Header ---------- */
.site-head{
  border-bottom:1px solid var(--line);
  background:var(--bg);
  position:sticky;top:0;z-index:40;
  backdrop-filter:saturate(120%) blur(6px);
}
.head-row{
  display:flex;align-items:center;justify-content:space-between;
  gap:18px;padding:16px 0;
}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:600;font-size:1.22rem;letter-spacing:-0.02em}
.brand:hover{text-decoration:none}
.brand svg{width:26px;height:26px;flex:none}
.brand small{display:block;font-size:.66rem;font-weight:500;color:var(--muted);letter-spacing:.06em;text-transform:uppercase;margin-top:2px}
.nav{display:flex;align-items:center;gap:6px}
.nav a{color:var(--ink-soft);font-size:.92rem;padding:8px 12px;border-radius:6px}
.nav a:hover{background:var(--accent-soft);text-decoration:none;color:var(--accent)}
.head-actions{display:flex;align-items:center;gap:4px}
.icon-btn{
  border:1px solid var(--line-strong);background:var(--paper);color:var(--ink-soft);
  width:36px;height:36px;border-radius:8px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;
  transition:border-color .15s, color .15s;
}
.icon-btn:hover{border-color:var(--accent);color:var(--accent)}
.icon-btn svg{width:18px;height:18px}
.menu-toggle{display:none}

/* ---------- Hero / lead ---------- */
.lead{
  padding:46px 0 38px;border-bottom:1px solid var(--line);
}
.kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:.72rem;letter-spacing:.12em;
  text-transform:uppercase;color:var(--accent);font-weight:600;margin-bottom:18px;
}
.kicker::before{content:"";width:22px;height:1px;background:var(--accent);display:inline-block}
.lead-grid{display:grid;grid-template-columns:1.35fr .9fr;gap:46px;align-items:center}
.lead h1{font-size:2.5rem;margin:.1rem 0 .9rem;letter-spacing:-0.02em}
.lead .deck{font-size:1.12rem;color:var(--ink-soft);max-width:42ch}
.byline{display:flex;align-items:center;gap:10px;margin-top:22px;font-size:.86rem;color:var(--muted)}
.byline img,.byline svg{width:30px;height:30px;border-radius:50%}
.byline b{color:var(--ink);font-weight:600}
.lead-art{border:1px solid var(--line);border-radius:10px;background:var(--paper);overflow:hidden}
.lead-art svg{width:100%;height:auto}

/* ---------- Stream ---------- */
.section{padding:44px 0;border-bottom:1px solid var(--line)}
.section-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:26px;gap:12px}
.section-head h2{margin:0}
.section-head a{font-size:.86rem}
.stream{display:grid;grid-template-columns:repeat(3,1fr);gap:34px}
.card{display:block;color:inherit}
.card:hover{text-decoration:none}
.card .thumb{border:1px solid var(--line);border-radius:9px;overflow:hidden;background:var(--paper);margin-bottom:14px;transition:border-color .15s}
.card:hover .thumb{border-color:var(--accent)}
.card .thumb svg{width:100%;height:auto}
.card .cat{font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);font-weight:600}
.card h3{margin:.45rem .2rem .3rem;font-size:1.12rem}
.card .excerpt{color:var(--muted);font-size:.92rem;margin:.2rem .2rem .55rem}
.card .meta{font-size:.78rem;color:var(--muted);padding:0 .2rem}

.two-col{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.list-stream{display:flex;flex-direction:column}
.row{display:grid;grid-template-columns:150px 1fr auto;gap:22px;padding:20px 0;border-top:1px solid var(--line);align-items:start}
.row:first-child{border-top:none}
.row .rk{font-size:.78rem;color:var(--muted);font-variant-numeric:tabular-nums}
.row h3{margin:.1rem 0 .25rem;font-size:1.12rem}
.row .meta{font-size:.8rem;color:var(--muted)}
.row .num-tag{font-size:.72rem;color:var(--accent);font-weight:600;letter-spacing:.06em;text-transform:uppercase}

.aside-box{border:1px solid var(--line);border-radius:10px;padding:24px;background:var(--paper)}
.aside-box h3{margin-top:0;font-size:1.02rem}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tag{border:1px solid var(--line-strong);color:var(--ink-soft);font-size:.82rem;padding:5px 12px;border-radius:999px}
.tag:hover{border-color:var(--accent);color:var(--accent);text-decoration:none}

/* ---------- Article ---------- */
.article-hero{padding:38px 0 14px;border-bottom:1px solid var(--line)}
.crumbs{font-size:.78rem;color:var(--muted);margin-bottom:16px}
.crumbs a{color:var(--muted)}
.article-head{max-width:var(--reading);margin:0 auto;text-align:left}
.article-head .kicker{margin-bottom:14px}
.article-head h1{font-size:2.35rem;margin:.1rem 0 .8rem}
.article-head .deck{font-size:1.1rem;color:var(--ink-soft)}
.article-meta{display:flex;align-items:center;gap:14px;flex-wrap:wrap;font-size:.85rem;color:var(--muted);margin-top:20px;padding-top:16px;border-top:1px solid var(--line)}
.article-meta svg,.article-meta img{width:34px;height:34px;border-radius:50%}
.article-meta b{color:var(--ink);font-weight:600}

.article-figure{margin:26px 0 6px;border:1px solid var(--line);border-radius:10px;background:var(--paper);overflow:hidden}
.article-figure svg{width:100%;height:auto}
.fig-caption{font-size:.78rem;color:var(--muted);padding:10px 16px}

.prose{max-width:var(--reading);margin:0 auto;padding:28px 0 50px}
.prose p,.prose ul,.prose ol{font-size:1.08rem;line-height:1.74}
.prose h2{font-size:1.4rem;margin:2.2rem 0 .7rem}
.prose h3{font-size:1.1rem;margin:1.7rem 0 .5rem}
.prose a{text-decoration:underline;text-decoration-color:var(--accent-soft);text-underline-offset:3px;text-decoration-thickness:2px}
.prose a:hover{text-decoration-color:var(--accent)}
.prose blockquote{
  border-left:3px solid var(--accent);margin:1.6rem 0;padding:.2rem 0 .2rem 22px;
  color:var(--ink-soft);font-size:1.12rem;font-style:italic;
}
.prose ul,.prose ol{padding-left:1.3rem}
.prose li{margin-bottom:.5rem}
.prose .leadcap::first-letter{float:left;font-size:3.4rem;line-height:.8;padding:6px 10px 0 0;color:var(--accent);font-weight:600}

/* data tables — restrained */
.ledger{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums;font-size:.95rem;margin:1.4rem 0}
.ledger caption{text-align:left;font-size:.82rem;color:var(--muted);padding-bottom:8px}
.ledger th,.ledger td{padding:9px 12px;border-bottom:1px solid var(--line);text-align:right}
.ledger th:first-child,.ledger td:first-child{text-align:left}
.ledger thead th{border-bottom:1px solid var(--line-strong);font-size:.78rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);font-weight:600}
.ledger tr:last-child td{border-bottom:none}
.ledger tfoot td{border-top:1px solid var(--line-strong);font-weight:600}

.callout{
  border:1px solid var(--line);border-left:3px solid var(--accent);
  background:var(--paper);border-radius:8px;padding:18px 22px;margin:1.6rem 0;font-size:.98rem;color:var(--ink-soft);
}
.callout b{color:var(--ink)}
.disclaimer{
  margin-top:2rem;padding:18px 22px;border:1px dashed var(--line-strong);border-radius:8px;
  font-size:.86rem;color:var(--muted);
}

.tags-foot{display:flex;flex-wrap:wrap;gap:8px;margin:2rem 0 0}
.related{border-top:1px solid var(--line);padding:40px 0}
.related .section-head{margin-bottom:22px}
.related h3{font-size:1.08rem;margin:.4rem 0}

/* ---------- Static / about pages ---------- */
.page-head{padding:48px 0 24px;border-bottom:1px solid var(--line)}
.page-head h1{font-size:2.1rem;margin:.2rem 0 .4rem}
.page-head .deck{color:var(--muted);font-size:1.04rem;max-width:60ch}
.page-body{max-width:var(--reading);padding:30px 0 60px}
.page-body h2{font-size:1.3rem;margin:2rem 0 .6rem}
.page-body p{font-size:1.06rem;line-height:1.7}
.page-body ul{padding-left:1.2rem}
.page-body li{margin-bottom:.45rem}

/* contact */
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;padding:40px 0}
.contact-card{border:1px solid var(--line);border-radius:10px;background:var(--paper);padding:26px}
.contact-card h3{margin-top:0}
.field{margin-bottom:16px}
.field label{display:block;font-size:.8rem;color:var(--muted);margin-bottom:6px;font-weight:600;letter-spacing:.03em}
.field input,.field textarea{
  width:100%;font-family:inherit;font-size:.96rem;padding:10px 12px;border:1px solid var(--line-strong);
  border-radius:8px;background:var(--bg);color:var(--ink);
}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--accent)}
button.send{background:var(--ink);color:var(--bg);border:none;padding:11px 22px;border-radius:8px;font-size:.92rem;cursor:pointer;font-weight:600}
button.send:hover{background:var(--accent)}

/* ---------- Footer ---------- */
.site-foot{border-top:1px solid var(--line);padding:46px 0 30px;background:var(--bg)}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:34px}
.foot-grid h4{font-size:.74rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);margin:0 0 14px;font-weight:600}
.foot-grid ul{list-style:none;margin:0;padding:0}
.foot-grid li{margin-bottom:9px}
.foot-grid a{color:var(--ink-soft);font-size:.92rem}
.foot-brand p{font-size:.86rem;color:var(--muted);max-width:34ch;margin-top:4px}
.foot-bottom{border-top:1px solid var(--line);margin-top:34px;padding-top:18px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:.8rem;color:var(--muted)}

/* ---------- Cookie notice ---------- */
.cookie{
  position:fixed;left:18px;right:18px;bottom:18px;max-width:520px;
  background:var(--paper);border:1px solid var(--line-strong);border-radius:12px;
  padding:18px 20px;box-shadow:0 10px 40px rgba(20,20,20,.12);z-index:60;
  transform:translateY(140%);transition:transform .35s ease;display:none;
}
.cookie.show{transform:translateY(0);display:block}
.cookie p{font-size:.86rem;color:var(--ink-soft);margin:0 0 12px}
.cookie .acts{display:flex;gap:10px}
.cookie button{font-family:inherit;font-size:.86rem;padding:8px 16px;border-radius:7px;cursor:pointer;border:1px solid var(--line-strong);background:var(--bg);color:var(--ink-soft)}
.cookie button.primary{background:var(--ink);color:var(--bg);border-color:var(--ink)}

/* ---------- Category chips on listing ---------- */
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:34px;border-bottom:1px solid var(--line);padding-bottom:20px}
.chips a{border:1px solid var(--line-strong);color:var(--ink-soft);font-size:.86rem;padding:7px 15px;border-radius:999px}
.chips a.on,.chips a:hover{background:var(--ink);color:var(--bg);border-color:var(--ink);text-decoration:none}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .lead-grid{grid-template-columns:1fr;gap:30px}
  .two-col{grid-template-columns:1fr;gap:36px}
  .stream{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:680px){
  body{font-size:16px}
  .nav{display:none}
  .menu-toggle{display:inline-flex}
  .nav.open{
    display:flex;flex-direction:column;position:absolute;left:0;right:0;top:100%;
    background:var(--bg);border-bottom:1px solid var(--line);padding:10px 24px 18px;gap:2px;align-items:stretch;
  }
  .nav.open a{padding:12px;border-radius:8px}
  .lead h1{font-size:1.95rem}
  .article-head h1{font-size:1.8rem}
  .stream{grid-template-columns:1fr}
  .row{grid-template-columns:1fr;gap:6px}
  .row .num-tag{order:-1}
  .foot-grid{grid-template-columns:1fr 1fr}
  .head-row{flex-wrap:wrap}
  .section-head{flex-wrap:wrap}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
}