/* boricen.online — self-hosted stylesheet. No web fonts, no remote resources. */

:root{
  --ink:#15202b;
  --ink-2:#4c5a68;
  --ink-3:#6b7885;
  --line:#dde3ea;
  --line-2:#eef1f5;
  --bg:#ffffff;
  --paper:#f7f5f0;
  --navy:#16293d;
  --navy-2:#20405e;
  --amber:#bd6f1b;
  --amber-dk:#95560f;
  --amber-lt:#fdf3e5;
  --teal:#2b6e68;
  --teal-lt:#e9f3f1;
  --red:#a5382a;
  --radius:10px;
  --maxw:1180px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font);
  font-size:17px;
  line-height:1.65;
  display:flex;
  flex-direction:column;
  min-height:100vh;
}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--navy-2)}
a:hover{text-decoration:none}
h1,h2,h3,h4{line-height:1.25;color:var(--ink);margin:1.8em 0 .5em}
h1{font-size:2.1rem;margin-top:.3em;letter-spacing:-.015em}
h2{font-size:1.5rem;letter-spacing:-.01em;padding-top:.2em}
h3{font-size:1.18rem}
p,ul,ol{margin:0 0 1.1em}
ul,ol{padding-left:1.3em}
li{margin:.35em 0}
small{font-size:.86rem}
code{font-family:var(--mono);font-size:.9em;background:var(--line-2);padding:.1em .35em;border-radius:4px}
hr{border:0;border-top:1px solid var(--line);margin:2.2em 0}

.skip{position:absolute;left:-9999px;top:0;background:#fff;padding:.6em 1em;z-index:99}
.skip:focus{left:8px;top:8px}

/* ---------- disclosure bar ---------- */
.discbar{
  background:var(--navy);
  color:#eaf0f6;
  font-size:.86rem;
  line-height:1.45;
  padding:.55rem 0;
}
.discbar .wrap{display:flex;gap:.6rem;align-items:baseline;flex-wrap:wrap}
.discbar strong{color:#ffd79a;font-weight:600}
.discbar a{color:#ffd79a}

/* ---------- header ---------- */
.site-head{border-bottom:1px solid var(--line);background:var(--bg)}
.site-head .wrap{display:flex;align-items:center;gap:1rem;min-height:64px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:.55rem;font-weight:700;font-size:1.12rem;color:var(--ink);text-decoration:none;letter-spacing:-.02em}
.brand svg{width:26px;height:26px;flex:none}
.brand span small{display:block;font-size:.7rem;font-weight:500;color:var(--ink-3);letter-spacing:.02em}
.site-nav{margin-left:auto}
.site-nav ul{display:flex;gap:1.1rem;list-style:none;margin:0;padding:0;flex-wrap:wrap}
.site-nav a{color:var(--ink-2);text-decoration:none;font-size:.93rem;font-weight:500;padding:.3rem 0;border-bottom:2px solid transparent}
.site-nav a:hover,.site-nav a[aria-current="page"]{color:var(--navy-2);border-bottom-color:var(--amber)}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px;width:100%}

/* ---------- layout ---------- */
.layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:44px;align-items:start;padding:28px 0 10px}
.layout.single{grid-template-columns:minmax(0,1fr);max-width:820px}
main{min-width:0}
.prose{max-width:74ch}
.prose h2{border-top:1px solid var(--line-2);margin-top:2.2em}
.aside{position:sticky;top:18px;display:flex;flex-direction:column;gap:20px}

/* ---------- disclosure box ---------- */
.disclosure{
  border:1px solid #e4c893;
  background:var(--amber-lt);
  border-radius:var(--radius);
  padding:16px 18px;
  margin:1.2em 0 1.8em;
  font-size:.95rem;
}
.disclosure h2,.disclosure p:first-child strong{margin:0}
.disclosure .dt{font-weight:700;color:var(--amber-dk);display:block;margin-bottom:.35rem;font-size:.95rem;text-transform:uppercase;letter-spacing:.04em}
.disclosure p{margin:0 0 .6em}
.disclosure p:last-child{margin-bottom:0}

/* ---------- meta ---------- */
.meta{font-size:.9rem;color:var(--ink-3);margin:0 0 1.2em;display:flex;gap:.5rem 1rem;flex-wrap:wrap;align-items:center}
.meta .by{color:var(--ink-2)}
.meta .by b{color:var(--ink);font-weight:600}
.lede{font-size:1.12rem;color:var(--ink-2)}

/* ---------- CTA ---------- */
.cta-block{
  border:1px solid var(--line);
  border-left:4px solid var(--amber);
  background:var(--paper);
  border-radius:var(--radius);
  padding:18px;
  margin:1.8em 0;
}
.cta-block h3{margin:0 0 .4em;font-size:1.1rem}
.cta-block p{margin:0 0 .9em;font-size:.97rem;color:var(--ink-2)}
.btn{
  display:inline-block;
  background:var(--amber);
  color:#fff;
  font-weight:650;
  font-size:1rem;
  text-decoration:none;
  padding:.78em 1.5em;
  border-radius:8px;
  border:1px solid var(--amber-dk);
  text-align:center;
}
.btn:hover{background:var(--amber-dk)}
.btn.full{display:block;width:100%}
.btn .lbl{
  display:block;
  font-size:.72rem;
  font-weight:600;
  text-transform:uppercase;
  letter-spacing:.07em;
  opacity:.92;
  margin-top:.25em;
}
.cta-note{font-size:.83rem;color:var(--ink-3);margin:.6em 0 0;line-height:1.5}
.cta-note b{color:var(--ink-2);font-weight:600}

/* ---------- sidebar cards ---------- */
.card{border:1px solid var(--line);border-radius:var(--radius);padding:16px;background:var(--bg)}
.card h3{margin:0 0 .5em;font-size:1.02rem}
.card p{font-size:.92rem;color:var(--ink-2)}
.card.promo{background:var(--paper);border-left:4px solid var(--amber)}
.facts{list-style:none;margin:0;padding:0;font-size:.92rem}
.facts li{display:flex;justify-content:space-between;gap:10px;padding:.42em 0;border-bottom:1px solid var(--line-2)}
.facts li:last-child{border-bottom:0}
.facts b{color:var(--ink-2);font-weight:600;flex:none}
.facts span{text-align:right;color:var(--ink)}
.toc{font-size:.92rem}
.toc ol{margin:0;padding-left:1.15em}
.toc li{margin:.3em 0}
.toc a{color:var(--ink-2);text-decoration:none}
.toc a:hover{color:var(--navy-2);text-decoration:underline}

/* ---------- figures ---------- */
figure{margin:1.8em 0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--bg)}
figure img{width:100%;background:var(--paper)}
figcaption{font-size:.87rem;color:var(--ink-3);padding:10px 14px;border-top:1px solid var(--line-2);background:var(--bg)}
figcaption b{color:var(--ink-2);font-weight:600}

/* ---------- info boxes ---------- */
.note{border:1px solid var(--line);border-left:4px solid var(--teal);background:var(--teal-lt);border-radius:var(--radius);padding:14px 16px;margin:1.6em 0;font-size:.95rem}
.note p:last-child{margin-bottom:0}
.note .nt{display:block;font-weight:700;color:var(--teal);margin-bottom:.3em}
.warn{border-left-color:var(--red);background:#fbf0ee}
.warn .nt{color:var(--red)}

/* ---------- tables ---------- */
.tbl{width:100%;border-collapse:collapse;font-size:.94rem;margin:1.5em 0;display:block;overflow-x:auto}
.tbl th,.tbl td{border:1px solid var(--line);padding:.6em .7em;text-align:left;vertical-align:top}
.tbl th{background:var(--paper);font-weight:650}

/* ---------- article cards on home ---------- */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px;margin:1.6em 0}
.grid article{border:1px solid var(--line);border-radius:var(--radius);padding:18px;display:flex;flex-direction:column}
.grid h3{margin:0 0 .4em;font-size:1.06rem}
.grid h3 a{color:var(--ink);text-decoration:none}
.grid h3 a:hover{color:var(--navy-2)}
.grid p{font-size:.94rem;color:var(--ink-2);margin-bottom:.8em}
.grid .more{margin-top:auto;font-size:.9rem;font-weight:600;text-decoration:none}
.kicker{font-size:.75rem;text-transform:uppercase;letter-spacing:.08em;font-weight:700;color:var(--amber-dk);margin:0 0 .4em}

/* ---------- hero ---------- */
.hero{background:var(--paper);border-bottom:1px solid var(--line)}
.hero .wrap{padding-top:34px;padding-bottom:34px}
.hero h1{margin-top:0}
.hero p{max-width:62ch;color:var(--ink-2);font-size:1.08rem}

/* ---------- footer ---------- */
.site-foot{margin-top:auto;background:var(--navy);color:#c9d6e2;font-size:.9rem;padding:32px 0 26px;line-height:1.6}
.site-foot a{color:#eaf0f6}
.site-foot h4{color:#fff;font-size:.82rem;text-transform:uppercase;letter-spacing:.08em;margin:0 0 .7em}
.foot-cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:26px;padding-bottom:22px;border-bottom:1px solid rgba(255,255,255,.15)}
.foot-cols ul{list-style:none;margin:0;padding:0}
.foot-cols li{margin:.3em 0}
.foot-legal{padding-top:18px;font-size:.84rem;color:#a9bbcb}
.foot-legal p{margin:.4em 0}
.foot-legal b{color:#dfe8f0;font-weight:600}

/* ---------- misc ---------- */
.sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.src-list{font-size:.92rem;color:var(--ink-2)}
.src-list li{margin:.45em 0}
.updated{font-size:.88rem;color:var(--ink-3);border-top:1px solid var(--line);padding-top:1em;margin-top:2em}

@media (max-width:900px){
  .layout{grid-template-columns:minmax(0,1fr);gap:28px}
  .aside{position:static}
  h1{font-size:1.72rem}
  h2{font-size:1.32rem}
  body{font-size:16.5px}
}
@media (max-width:560px){
  .site-nav ul{gap:.8rem}
  .site-head .wrap{padding-top:8px;padding-bottom:8px}
}