/* Bush and Feather — South Coast eucalypt field guide.
   bark grey / gum leaf green / wattle gold / warm sandstone.
   System type only, zero external requests. Prefix: baf-. */
:root{
  --baf-paper:#f7f2e7;
  --baf-sand:#efe3cd;
  --baf-sand-deep:#e2d1b0;
  --baf-bark:#3c3a35;
  --baf-bark-soft:#5c5850;
  --baf-gum:#3e6b3a;
  --baf-gum-deep:#2c4f2a;
  --baf-gold:#b8862a;
  --baf-gold-soft:#f3e2b3;
  --baf-ink:#26241f;
  --baf-ink-soft:#57534a;
  --baf-line:#d4c6a8;
  --baf-line-strong:#8a7f64;
  --baf-night:#232a20;
  --baf-night-ink:#efe8d6;
  --baf-night-soft:#c9c2ab;
  --baf-card:#fffdf6;
  --baf-select:#f0dfb2;
  --baf-serif:Georgia,"Iowan Old Style","Times New Roman",serif;
  --baf-sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Verdana,sans-serif;
  --baf-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --baf-max:72rem;
  --baf-measure:42rem;
  --baf-gap:1.5rem;
  --baf-t-h1:clamp(1.9rem,1.2rem + 3vw,2.9rem);
  --baf-t-h2:clamp(1.25rem,1.05rem + 1vw,1.6rem);
  --baf-t-h3:1.08rem;
  --baf-radius:.45rem;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--baf-paper);color:var(--baf-ink);
  font-family:var(--baf-serif);font-size:1.06rem;line-height:1.65;
}
::selection{background:var(--baf-select)}
img{max-width:100%;height:auto;display:block}
a{color:var(--baf-gum-deep);text-decoration-thickness:.08em;text-underline-offset:.16em}
a:hover{color:var(--baf-gum)}
h1,h2,h3{font-family:var(--baf-sans);line-height:1.2;color:var(--baf-bark);text-wrap:balance;overflow-wrap:anywhere}
.baf-wrap{max-width:var(--baf-max);margin:0 auto;padding:0 1.25rem}
.baf-skip{position:absolute;left:-9999px;top:0;background:var(--baf-gum-deep);color:#fff;padding:.6rem 1rem;z-index:50}
.baf-skip:focus{left:.5rem;top:.5rem}

/* ---------- masthead ---------- */
.baf-mast{background:var(--baf-night);color:var(--baf-night-ink);border-bottom:.35rem solid var(--baf-gold)}
.baf-mast__row{display:flex;flex-wrap:wrap;align-items:center;gap:.75rem 1.5rem;padding:.9rem 0}
.baf-brand{color:var(--baf-night-ink);text-decoration:none;display:flex;align-items:center;gap:.7rem;margin-right:auto}
.baf-brand:hover{color:var(--baf-gold-soft)}
.baf-brand__mark{flex:0 0 auto;width:2.4rem;height:2.4rem;border-radius:50%;background:var(--baf-gold);color:var(--baf-night);display:grid;place-items:center;font-family:var(--baf-sans);font-weight:800;font-size:1.05rem}
.baf-brand__name{font-family:var(--baf-sans);font-weight:800;font-size:1.25rem;letter-spacing:.01em;display:block;line-height:1.15}
.baf-brand__tag{font-family:var(--baf-sans);font-size:.78rem;color:var(--baf-night-soft);display:block;line-height:1.3}
/* checkbox menu: handle hidden on desktop, list collapsed on mobile */
.baf-nav__toggle{position:absolute;opacity:0;pointer-events:none}
.baf-nav__handle{display:none;font-family:var(--baf-sans);font-weight:700;font-size:.95rem;color:var(--baf-night);background:var(--baf-gold-soft);border:1px solid var(--baf-gold);border-radius:var(--baf-radius);padding:.5rem .9rem;cursor:pointer}
.baf-nav ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:.25rem 1.1rem}
.baf-nav a{color:var(--baf-night-ink);text-decoration:none;font-family:var(--baf-sans);font-size:.95rem;font-weight:600;padding:.35rem .1rem;border-bottom:2px solid transparent;white-space:normal}
.baf-nav a:hover{color:var(--baf-gold-soft);border-bottom-color:var(--baf-gold)}
.baf-nav a[aria-current="page"]{color:var(--baf-gold-soft);border-bottom-color:var(--baf-gold)}

/* ---------- hero ---------- */
.baf-hero{background:var(--baf-night);color:var(--baf-night-ink)}
.baf-hero__grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:2rem;align-items:center;padding:2.2rem 0 2.5rem}
.baf-hero__text{min-width:0}
.baf-hero__kicker{font-family:var(--baf-sans);font-size:.8rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--baf-gold-soft);margin:0 0 .7rem}
.baf-hero h1{color:#fff;font-size:var(--baf-t-h1);margin:0 0 .8rem}
.baf-hero__deck{color:var(--baf-night-soft);font-size:1.12rem;margin:0 0 1.3rem;max-width:34rem}
.baf-hero__cta{display:flex;flex-wrap:wrap;gap:.7rem}
.baf-btn{display:inline-block;font-family:var(--baf-sans);font-weight:700;font-size:.98rem;text-decoration:none;border-radius:var(--baf-radius);padding:.7rem 1.3rem;border:2px solid var(--baf-gold)}
.baf-btn--solid{background:var(--baf-gold);color:var(--baf-night)}
.baf-btn--solid:hover{background:var(--baf-gold-soft);color:var(--baf-night)}
.baf-btn--ghost{color:var(--baf-night-ink);border-color:var(--baf-night-soft)}
.baf-btn--ghost:hover{color:var(--baf-gold-soft);border-color:var(--baf-gold)}
.baf-hero__fig{min-width:0;margin:0}
.baf-hero__fig img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--baf-radius);border:1px solid var(--baf-line-strong)}
.baf-hero__fig figcaption{font-family:var(--baf-sans);font-size:.82rem;color:var(--baf-night-soft);margin-top:.45rem}

/* ---------- home bands ---------- */
.baf-band{padding:2.4rem 0}
.baf-band--sand{background:var(--baf-sand);border-top:1px solid var(--baf-line);border-bottom:1px solid var(--baf-line)}
.baf-band--night{background:var(--baf-night);color:var(--baf-night-ink)}
.baf-band--night h2{color:#fff}
.baf-band--night .baf-band__standfirst{color:var(--baf-night-soft)}
.baf-band__kicker{font-family:var(--baf-sans);font-size:.78rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--baf-gum-deep);margin:0 0 .4rem}
.baf-band--night .baf-band__kicker{color:var(--baf-gold-soft)}
.baf-band h2{font-size:var(--baf-t-h2);margin:0 0 .4rem}
.baf-band__standfirst{font-size:1.05rem;color:var(--baf-ink-soft);margin:0 0 1.5rem;max-width:var(--baf-measure)}
.baf-band__more{margin:1.4rem 0 0;font-family:var(--baf-sans);font-weight:700}

/* numbered section tiles 01-03 */
.baf-tiles{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.25rem}
.baf-tile{background:var(--baf-card);border:1px solid var(--baf-line);border-radius:var(--baf-radius);overflow:hidden;display:flex;flex-direction:column}
.baf-tile__fig{margin:0}
.baf-tile__fig img{width:100%;aspect-ratio:4/3;object-fit:cover}
.baf-tile__body{padding:1rem 1.1rem 1.2rem;display:flex;flex-direction:column;gap:.4rem;flex:1}
.baf-tile__no{font-family:var(--baf-mono);font-size:.8rem;font-weight:700;color:var(--baf-gold);letter-spacing:.1em}
.baf-tile h3{margin:0;font-size:1.12rem}
.baf-tile h3 a{color:var(--baf-bark);text-decoration:none}
.baf-tile h3 a:hover{color:var(--baf-gum-deep);text-decoration:underline}
.baf-tile__note{margin:0;font-size:.98rem;color:var(--baf-ink-soft)}
.baf-tile__meta{margin:auto 0 0;font-family:var(--baf-sans);font-size:.82rem;color:var(--baf-ink-soft)}

/* article cards with thumbnail + text (TWO children, always) */
.baf-cards{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.25rem}
.baf-card{background:var(--baf-card);border:1px solid var(--baf-line);border-radius:var(--baf-radius);overflow:hidden;display:grid;grid-template-columns:11rem minmax(0,1fr)}
.baf-card__fig{margin:0;min-width:0}
.baf-card__fig img{width:100%;height:100%;min-height:9rem;aspect-ratio:4/3;object-fit:cover}
.baf-band--night .baf-card{background:#2e362b;border-color:#4a5344}
.baf-card__body{padding:1rem 1.1rem;min-width:0}
.baf-card__tag{font-family:var(--baf-sans);font-size:.75rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--baf-gum-deep);margin:0 0 .3rem}
.baf-band--night .baf-card__tag{color:var(--baf-gold-soft)}
.baf-card h3{margin:0 0 .35rem;font-size:1.05rem}
.baf-card h3 a{color:var(--baf-bark);text-decoration:none}
.baf-band--night .baf-card h3 a{color:#fff}
.baf-card h3 a:hover{text-decoration:underline}
.baf-card__note{margin:0;font-size:.94rem;color:var(--baf-ink-soft)}
.baf-band--night .baf-card__note{color:var(--baf-night-soft)}
.baf-card__caption{margin:.5rem 0 0;font-family:var(--baf-sans);font-size:.8rem;color:var(--baf-ink-soft)}
.baf-band--night .baf-card__caption{color:var(--baf-night-soft)}

/* field-note strip */
.baf-notes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.25rem;margin:0;padding:0;list-style:none}
.baf-note{border-left:.3rem solid var(--baf-gold);padding:.2rem 0 .2rem 1rem}
.baf-note h3{margin:0 0 .3rem;font-size:1rem}
.baf-note p{margin:0;font-size:.94rem;color:var(--baf-ink-soft)}

/* ---------- article / hub layout ---------- */
.baf-crumb{font-family:var(--baf-sans);font-size:.85rem;color:var(--baf-ink-soft);padding:1rem 0 0}
.baf-crumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:.3rem .6rem;margin:0;padding:0}
.baf-crumb li+li::before{content:"›";margin-right:.6rem;color:var(--baf-line-strong)}
.baf-page{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,17rem);gap:2.5rem;padding:1rem 0 3rem}
.baf-article{min-width:0}
.baf-article h1{font-size:var(--baf-t-h1);margin:.4rem 0 .6rem}
.baf-article__standfirst{font-size:1.14rem;color:var(--baf-ink-soft);margin:0 0 1rem}
.baf-article__meta{font-family:var(--baf-sans);font-size:.85rem;color:var(--baf-ink-soft);margin:0 0 1.2rem;display:flex;flex-wrap:wrap;gap:.4rem 1rem;list-style:none;padding:0}
.baf-article__hero{margin:0 0 1.5rem}
.baf-article__hero img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--baf-radius);border:1px solid var(--baf-line)}
.baf-article__hero figcaption{font-family:var(--baf-sans);font-size:.82rem;color:var(--baf-ink-soft);margin-top:.4rem}
.baf-body{font-size:1.06rem}
.baf-body h2{font-size:var(--baf-t-h2);margin:2rem 0 .6rem;padding-top:.6rem;border-top:2px solid var(--baf-line)}
.baf-body h3{font-size:var(--baf-t-h3);margin:1.4rem 0 .4rem}
.baf-body ul{padding-left:1.3rem}
.baf-body li{margin:.3rem 0}
.baf-onward{background:var(--baf-sand);border:1px solid var(--baf-line);border-radius:var(--baf-radius);padding:1rem 1.2rem;margin-top:2rem}
.baf-onward h2{font-size:1.05rem;margin:0 0 .5rem}
.baf-onward ul{margin:0;padding-left:1.2rem}
.baf-onward li{margin:.3rem 0}
/* sidebar */
.baf-side{min-width:0}
.baf-side__box{background:var(--baf-card);border:1px solid var(--baf-line);border-radius:var(--baf-radius);padding:1rem 1.1rem;margin-bottom:1.25rem}
.baf-side__box h2{font-size:.95rem;margin:0 0 .6rem;letter-spacing:.06em;text-transform:uppercase;color:var(--baf-gum-deep)}
.baf-side__box ul{list-style:none;margin:0;padding:0}
.baf-side__box li{margin:.45rem 0;font-size:.95rem}
.baf-side__box a{text-decoration:none}
.baf-side__box a:hover{text-decoration:underline}
.baf-side__toc a{font-family:var(--baf-sans);font-size:.9rem}

/* hub list reuses baf-cards, one column */
.baf-hublist{list-style:none;margin:1.5rem 0 0;padding:0;display:grid;gap:1.25rem}

/* ---------- footer ---------- */
.baf-foot{background:var(--baf-night);color:var(--baf-night-ink);border-top:.35rem solid var(--baf-gold)}
.baf-foot__grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr) minmax(0,1fr);gap:2rem;padding:2.2rem 0 1.5rem}
.baf-foot__grid>div{min-width:0}
.baf-foot h2{color:var(--baf-gold-soft);font-size:.95rem;letter-spacing:.08em;text-transform:uppercase;margin:0 0 .7rem}
.baf-foot p{color:var(--baf-night-soft);font-size:.94rem;margin:.3rem 0}
.baf-foot ul{list-style:none;margin:0;padding:0}
.baf-foot li{margin:.4rem 0;font-size:.94rem}
.baf-foot a{color:var(--baf-night-ink);text-decoration:none}
.baf-foot a:hover{color:var(--baf-gold-soft);text-decoration:underline}
.baf-foot__base{border-top:1px solid #4a5344;padding:1rem 0 1.4rem;display:flex;flex-wrap:wrap;gap:.4rem 1.5rem;font-family:var(--baf-sans);font-size:.85rem;color:var(--baf-night-soft)}

/* ---------- responsive ---------- */
@media (max-width:62rem){
  .baf-tiles{grid-template-columns:repeat(2,minmax(0,1fr))}
  .baf-notes{grid-template-columns:minmax(0,1fr)}
  .baf-page{grid-template-columns:minmax(0,1fr)}
  .baf-side{display:block}
}
@media (max-width:54rem){
  /* mobile: handle visible, list collapsed until checked */
  .baf-nav{width:100%}
  .baf-nav__handle{display:inline-block}
  .baf-nav ul{display:none;flex-direction:column;gap:0;background:#2e362b;border:1px solid #4a5344;border-radius:var(--baf-radius);margin-top:.6rem;padding:.4rem 0}
  .baf-nav__toggle:checked ~ ul{display:grid}
  .baf-nav li{border-top:1px solid #4a5344}
  .baf-nav li:first-child{border-top:0}
  .baf-nav a{display:block;padding:.6rem 1rem;white-space:normal}
  .baf-hero__grid{grid-template-columns:minmax(0,1fr);gap:1.4rem}
  .baf-tiles{grid-template-columns:minmax(0,1fr)}
  .baf-cards{grid-template-columns:minmax(0,1fr)}
  .baf-foot__grid{grid-template-columns:minmax(0,1fr)}
}
@media (min-width:54.01rem){
  .baf-nav__handle{display:none}
  .baf-nav ul{display:flex}
}