/* ============================================================
   Build Lab — page & section layouts
   ============================================================ */

/* ---------- HERO (homepage) ---------- */
.hero { padding: 56px 0 44px; text-align: center; border-bottom: 0.5px solid var(--line-soft); }
.hero h1 {
  font-family: 'Newsreader', Georgia, serif; font-size: 52px; font-weight: 500; letter-spacing: -1px;
  line-height: 1.04; color: var(--ink); margin: 18px auto 0; max-width: 840px;
}
.hero__dek { font-size: 17px; color: var(--muted); margin: 18px auto 0; max-width: 600px; line-height: 1.55; }
.hero__form { display: flex; justify-content: center; margin-top: 26px; }
.hero__form .subscribe { width: 380px; }
.hero__note { font-family: 'IBM Plex Mono', monospace; font-size: 11px; color: var(--muted-2); margin-top: 12px; }

/* responsive CTA band layouts */
.cta-split { display: grid; grid-template-columns: 1.2fr 1fr; gap: 30px; align-items: center; }
.cta-inline { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }

/* section heading row */
.srow { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; }
.srow--between { justify-content: space-between; }
.srow .tag { font-family: 'IBM Plex Mono', monospace; font-size: 11px; letter-spacing: 1.5px; text-transform: uppercase; color: var(--muted-2); }
.h-serif { font-family: 'Newsreader', Georgia, serif; font-weight: 600; letter-spacing: -0.4px; color: var(--ink); }
.link-more { font-size: 13px; font-weight: 600; color: var(--forest); display: inline-flex; align-items: center; gap: 5px; }

/* ---------- FEATURED experiment ---------- */
.featured {
  display: grid; grid-template-columns: 1.05fr 0.95fr; background: #fff;
  border: 0.5px solid var(--line); border-radius: 10px; overflow: hidden;
  box-shadow: var(--sh-1), 0 14px 30px -16px rgba(16,24,40,0.16);
}
.featured__chart { padding: 30px 32px; background: var(--ink); position: relative; }
.featured__text { padding: 30px 32px; display: flex; flex-direction: column; }
.featured h3 { font-family: 'Newsreader', Georgia, serif; font-size: 30px; font-weight: 600; letter-spacing: -0.5px; line-height: 1.12; color: var(--ink); margin-top: 13px; }
.featured__dek { font-size: 15px; color: var(--muted); margin-top: 13px; line-height: 1.55; flex: 1; }
.byline { display: flex; align-items: center; gap: 11px; margin-top: 20px; padding-top: 18px; border-top: 0.5px solid var(--line-soft); }
.byline .who .n { font-size: 13px; font-weight: 600; color: var(--ink); }
.byline .who .r { font-family: 'IBM Plex Mono', monospace; font-size: 10.5px; color: var(--muted-2); }

/* dark progress bars */
.dbars { display: flex; flex-direction: column; gap: 13px; margin-top: 14px; }
.dbar__top { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 5px; }
.dbar__name { font-size: 13px; color: rgba(255,255,255,0.85); font-weight: 500; }
.dbar__name.win { color: #fff; font-weight: 600; }
.dbar__val { font-family: 'IBM Plex Mono', monospace; font-size: 12px; color: rgba(255,255,255,0.7); }
.dbar__val.win { color: var(--gold); }
.dbar__track { height: 11px; background: rgba(255,255,255,0.08); border-radius: 999px; overflow: hidden; }
.dbar__fill { display: block; height: 100%; background: rgba(255,255,255,0.4); border-radius: 999px; }
.dbar__fill.win { background: var(--gold); }
.dnote { font-family: 'IBM Plex Mono', monospace; font-size: 10px; color: rgba(255,255,255,0.45); margin-top: 18px; }

/* ---------- PILLARS ---------- */
.pillars { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.pillar { background: #fff; border: 0.5px solid var(--line); border-radius: 8px; padding: 22px 20px; position: relative; overflow: hidden; transition: transform .15s ease, box-shadow .2s ease; display: block; }
.pillar:hover { transform: translateY(-3px); box-shadow: var(--sh-2); }
.pillar__num { font-family: 'IBM Plex Mono', monospace; font-size: 11px; letter-spacing: 1px; color: var(--forest); font-weight: 600; }
.pillar__name { font-family: 'Newsreader', Georgia, serif; font-size: 23px; font-weight: 600; letter-spacing: -0.3px; color: var(--ink); margin-top: 8px; }
.pillar__dek { font-size: 13px; color: var(--muted); margin-top: 7px; line-height: 1.45; }
.pillar__count { font-family: 'IBM Plex Mono', monospace; font-size: 10.5px; color: var(--muted-2); margin-top: 16px; }
.pillar--dark { background: var(--ink); }
.pillar--dark .pillar__num { color: var(--gold); }
.pillar--dark .pillar__name { color: #fff; }
.pillar--dark .pillar__dek { color: rgba(255,255,255,0.7); }
.pillar--dark .pillar__count { color: rgba(255,255,255,0.55); }
.pillar--dark::after { content: ""; position: absolute; top: 14px; right: 14px; width: 7px; height: 7px; border-radius: 999px; background: var(--gold); }

/* grids */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }

/* ---------- THE LAB · pillar header ---------- */
.pillar-head { display: grid; grid-template-columns: auto 1fr; gap: 30px; align-items: start; padding-bottom: 32px; border-bottom: 0.5px solid var(--line-soft); }
.pillar-head__num { font-family: 'Newsreader', Georgia, serif; font-size: 120px; font-weight: 500; font-style: italic; line-height: 0.8; color: var(--gold); letter-spacing: -2px; }
.pillar-head h1 { font-family: 'Newsreader', Georgia, serif; font-size: 46px; font-weight: 600; letter-spacing: -0.8px; line-height: 1; color: var(--ink); margin-top: 12px; }
.pillar-head__dek { font-size: 16px; color: var(--muted); margin-top: 14px; line-height: 1.55; max-width: 560px; }
.statrow { display: flex; gap: 32px; margin-top: 24px; align-items: stretch; }
.stat .num { font-family: 'Newsreader', Georgia, serif; font-size: 30px; font-weight: 600; color: var(--ink); letter-spacing: -0.5px; }
.stat .num small { font-size: 18px; color: var(--muted-2); }
.stat .lbl { font-family: 'IBM Plex Mono', monospace; font-size: 10.5px; letter-spacing: 0.8px; text-transform: uppercase; color: var(--muted-2); margin-top: 2px; }

/* start-here path */
.path { display: grid; grid-template-columns: repeat(3, 1fr); background: #fff; border: 0.5px solid var(--line); border-radius: 10px; overflow: hidden; }
.path__step { padding: 22px; border-right: 0.5px solid var(--line-soft); transition: background .15s ease; }
.path__step:last-child { border-right: 0; }
.path__step:hover { background: var(--base-2); }
.path__n { font-family: 'IBM Plex Mono', monospace; font-size: 11px; color: var(--forest); font-weight: 600; }
.path__t { font-family: 'Newsreader', Georgia, serif; font-size: 18px; font-weight: 600; line-height: 1.2; color: var(--ink); margin-top: 10px; }
.path__d { font-size: 12.5px; color: var(--muted); margin-top: 8px; line-height: 1.45; }

/* experiment list */
.xlist { display: flex; flex-direction: column; background: #fff; border: 0.5px solid var(--line); border-radius: 10px; overflow: hidden; }
.xrow { display: grid; grid-template-columns: 64px 1fr auto; gap: 20px; align-items: center; padding: 20px 24px; border-bottom: 0.5px solid var(--line-soft); transition: background .15s ease; }
.xrow:last-child { border-bottom: 0; }
.xrow:hover { background: var(--base-2); }
.xrow--feat { background: var(--base-2); padding: 22px 24px; }
.xrow__num { font-family: 'Newsreader', Georgia, serif; font-size: 34px; font-weight: 500; font-style: italic; color: var(--faint); line-height: 0.8; text-align: center; }
.xrow__num.gold { color: var(--gold); font-size: 38px; }
.xrow__kicker { font-family: 'IBM Plex Mono', monospace; font-size: 10px; letter-spacing: 0.8px; text-transform: uppercase; color: var(--muted-2); font-weight: 600; }
.xrow__kicker.accent { color: var(--forest); }
.xrow__title { font-family: 'Newsreader', Georgia, serif; font-size: 19px; font-weight: 600; letter-spacing: -0.3px; line-height: 1.2; color: var(--ink); margin-top: 5px; }
.xrow--feat .xrow__title { font-size: 21px; margin-top: 6px; }
.xrow__meta { font-family: 'IBM Plex Mono', monospace; font-size: 11px; color: var(--muted-2); margin-top: 8px; }
.sparkbars { display: flex; align-items: flex-end; gap: 5px; height: 46px; width: 90px; }
.sparkbars span { flex: 1; border-radius: 2px; background: var(--forest-soft); }
.sparkbars span.gold { background: var(--gold); }

/* cross-links */
.xlinks { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.xlink { display: flex; align-items: center; gap: 12px; background: #fff; border: 0.5px solid var(--line); border-radius: 8px; padding: 16px 18px; transition: transform .15s ease, box-shadow .2s ease; }
.xlink:hover { transform: translateY(-2px); box-shadow: var(--sh-2); }
.xlink .n { font-family: 'IBM Plex Mono', monospace; font-size: 13px; color: var(--forest); font-weight: 600; }
.xlink .nm { font-family: 'Newsreader', Georgia, serif; font-size: 17px; font-weight: 600; color: var(--ink); }
.xlink .ct { font-family: 'IBM Plex Mono', monospace; font-size: 10px; color: var(--muted-2); }

/* ---------- ARTICLE ---------- */
.article { max-width: 1180px; margin: 0 auto; }
.art-head { max-width: 720px; margin: 0 auto; padding: 34px 40px 0; }
.breadcrumb { font-family: 'IBM Plex Mono', monospace; font-size: 11px; color: var(--muted-2); letter-spacing: 0.5px; }
.breadcrumb .sep { color: var(--faint); }
.art-head h1 { font-family: 'Newsreader', Georgia, serif; font-size: 44px; font-weight: 600; letter-spacing: -0.8px; line-height: 1.08; color: var(--ink); margin: 18px 0 0; }
.art-head__dek { font-size: 18px; color: var(--muted); margin-top: 18px; line-height: 1.55; }
.eeat { display: flex; align-items: center; gap: 14px; margin-top: 26px; padding: 18px 0; border-top: 0.5px solid var(--line); border-bottom: 0.5px solid var(--line); }
.eeat__who { flex: 1; }
.eeat__who .row1 { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.eeat__who .nm { font-size: 14px; font-weight: 600; color: var(--ink); }
.eeat__who .role { font-size: 12.5px; color: var(--muted-2); }
.eeat__who .pub { font-family: 'IBM Plex Mono', monospace; font-size: 11px; color: var(--muted-2); margin-top: 4px; }
.eeat__read { text-align: right; }
.eeat__read .n { font-family: 'IBM Plex Mono', monospace; font-size: 20px; font-weight: 600; color: var(--ink); }
.eeat__read .n small { font-size: 12px; color: var(--muted-2); font-weight: 400; }
.eeat__read .lbl { font-family: 'IBM Plex Mono', monospace; font-size: 10px; color: var(--muted-2); letter-spacing: 0.5px; }
.iconbtn { width: 32px; height: 32px; border-radius: 8px; border: 0.5px solid var(--line-strong); background: #fff; display: flex; align-items: center; justify-content: center; font-family: 'IBM Plex Mono', monospace; font-size: 11px; color: var(--muted); transition: border-color .15s, color .15s; }
.iconbtn:hover { border-color: var(--forest); color: var(--forest); }

.art-cover { max-width: 720px; margin: 26px auto 0; padding: 0 40px; }
.art-cover__img { height: 300px; border-radius: 10px; overflow: hidden; background: var(--ink); position: relative; display: flex; align-items: center; justify-content: center; }

.art-body { display: grid; grid-template-columns: 228px 1fr; max-width: 996px; margin: 36px auto 0; padding: 0 40px; align-items: start; gap: 0; }
.toc { position: sticky; top: 90px; padding-right: 28px; }
.toc__title { font-family: 'IBM Plex Mono', monospace; font-size: 10px; letter-spacing: 1.4px; text-transform: uppercase; color: var(--muted-2); margin-bottom: 14px; }
.toc__list { display: flex; flex-direction: column; gap: 2px; border-left: 2px solid var(--line); }
.toc__list a { font-size: 12.5px; color: var(--muted); padding: 5px 0 5px 14px; margin-left: -2px; border-left: 2px solid transparent; transition: color .15s, border-color .15s; }
.toc__list a:hover { color: var(--ink); }
.toc__list a.is-active { color: var(--forest); font-weight: 600; border-left-color: var(--forest); }
.toc__card { margin-top: 20px; padding: 14px; background: #fff; border: 0.5px solid var(--line); border-radius: 8px; }
.toc__card .lbl { font-family: 'IBM Plex Mono', monospace; font-size: 10px; color: var(--muted-2); margin-bottom: 8px; }
.sharebtns { display: flex; gap: 6px; }
.sharebtns a { flex: 1; height: 28px; border-radius: 6px; background: var(--base); border: 0.5px solid var(--line); display: flex; align-items: center; justify-content: center; font-family: 'IBM Plex Mono', monospace; font-size: 10px; color: var(--muted); transition: border-color .15s, color .15s; }
.sharebtns a:hover { border-color: var(--forest); color: var(--forest); }
.toc__cta { margin-top: 14px; padding: 16px; background: var(--ink); border-radius: 8px; position: relative; overflow: hidden; }
.toc__cta .lbl { font-family: 'IBM Plex Mono', monospace; font-size: 9px; letter-spacing: 1px; text-transform: uppercase; color: var(--gold); font-weight: 600; }
.toc__cta .t { font-family: 'Newsreader', Georgia, serif; font-size: 16px; font-weight: 600; color: #fff; line-height: 1.25; margin-top: 7px; }
.toc__cta .d { font-size: 11.5px; color: rgba(255,255,255,0.65); margin-top: 6px; line-height: 1.4; }
.toc__cta .go { display: block; font-size: 12px; font-weight: 600; color: var(--ink); background: #fff; padding: 9px; border-radius: 7px; text-align: center; margin-top: 11px; }
.art-prose { min-width: 0; }

/* in-prose hero chart */
.chartcard { background: #fff; border: 0.5px solid var(--line-strong); border-radius: 10px; padding: 24px 26px; margin: 0 0 14px; }
.chartcard__head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 6px; }
.chartcard__head .t { font-family: 'Newsreader', Georgia, serif; font-size: 18px; font-weight: 600; color: var(--ink); }
.chartcard__head .h { font-family: 'IBM Plex Mono', monospace; font-size: 10.5px; color: var(--muted-2); }
.chartcard__leg { font-size: 12.5px; color: var(--muted-2); margin-bottom: 22px; }
.hbars { display: flex; flex-direction: column; gap: 18px; }
.hbar { display: grid; grid-template-columns: 80px 1fr 56px; gap: 14px; align-items: center; }
.hbar__name { font-size: 13.5px; color: var(--ink-body); font-weight: 500; text-align: right; }
.hbar__name.win { color: var(--ink); font-weight: 700; }
.hbar__track { display: flex; height: 26px; border-radius: 5px; overflow: hidden; background: var(--paper); }
.hbar__seg { display: flex; align-items: center; padding-left: 10px; }
.hbar__seg .mn { font-size: 11px; }
.hbar__seg--build { background: var(--forest); } .hbar__seg--build .mn { color: #fff; }
.hbar__seg--deploy { background: var(--gold); } .hbar__seg--deploy .mn { color: var(--forest-ink); }
.hbar__total { font-family: 'IBM Plex Mono', monospace; font-size: 14px; font-weight: 600; color: var(--ink-body); }
.hbar__total.win { color: var(--ink); font-weight: 700; }
.hbar__axis { display: grid; grid-template-columns: 80px 1fr 56px; gap: 14px; margin-top: 12px; }
.hbar__axis .ticks { display: flex; justify-content: space-between; }
.hbar__axis .ticks span { font-family: 'IBM Plex Mono', monospace; font-size: 10px; color: var(--muted-2); }

/* methodology / verdict boxes */
.method { background: #fff; border: 0.5px solid var(--line); border-radius: 8px; padding: 18px 20px; margin: 0 0 20px; }
.method .lbl { font-family: 'IBM Plex Mono', monospace; font-size: 10.5px; letter-spacing: 1px; text-transform: uppercase; color: var(--muted-2); margin-bottom: 10px; }
.method p { font-size: 14.5px; line-height: 1.65; color: var(--ink-body); margin: 0; }
.verdict { background: var(--ink); border-radius: 10px; padding: 22px 24px; margin: 0 0 8px; position: relative; overflow: hidden; }
.verdict .lbl { font-family: 'IBM Plex Mono', monospace; font-size: 10.5px; letter-spacing: 1.4px; text-transform: uppercase; color: var(--gold); }
.verdict p { font-family: 'Newsreader', Georgia, serif; font-size: 19px; font-weight: 500; line-height: 1.5; color: #fff; margin-top: 10px; }

/* in-body CTA */
.inbody-cta { background: var(--ink); border-radius: 10px; padding: 24px 26px; margin: 0 0 30px; display: flex; gap: 20px; align-items: center; position: relative; overflow: hidden; }
.inbody-cta__txt { flex: 1; }
.inbody-cta .k { font-family: 'IBM Plex Mono', monospace; font-size: 10.5px; letter-spacing: 1.4px; text-transform: uppercase; color: var(--gold); }
.inbody-cta .t { font-family: 'Newsreader', Georgia, serif; font-size: 21px; font-weight: 600; color: #fff; margin-top: 8px; line-height: 1.2; }
.inbody-cta .d { font-size: 13.5px; color: rgba(255,255,255,0.7); margin-top: 6px; }

/* placeholder figure */
.shot { border-radius: 10px; overflow: hidden; border: 0.5px solid var(--line); display: flex; align-items: center; justify-content: center; }
.shot .mn { font-size: 12px; color: var(--muted-2); }

/* article foot blocks */
.art-foot { max-width: 996px; margin: 36px auto 0; padding: 0 40px; }
.authorcard { background: #fff; border: 0.5px solid var(--line); border-radius: 10px; padding: 26px 28px; display: grid; grid-template-columns: auto 1fr; gap: 22px; }
.authorcard__bio { font-size: 14px; color: var(--muted); line-height: 1.6; margin-top: 10px; max-width: 640px; }
.chips { display: flex; gap: 8px; margin-top: 14px; flex-wrap: wrap; }
.chip { font-family: 'IBM Plex Mono', monospace; font-size: 10.5px; color: var(--forest-ink); background: var(--forest-soft); padding: 5px 11px; border-radius: 999px; }

/* ---------- AUTHOR PAGE ---------- */
.author-hero { display: grid; grid-template-columns: auto 1fr; gap: 26px; padding: 22px 0 30px; border-bottom: 0.5px solid var(--line-soft); }
.author-hero__av { width: 104px; height: 104px; border-radius: 20px; position: relative; }
.author-hero__av .y { position: absolute; bottom: -6px; right: -6px; width: 30px; height: 30px; border-radius: 9px; background: var(--ink); display: flex; align-items: center; justify-content: center; box-shadow: 0 2px 8px -2px rgba(0,0,0,0.4); }
.author-hero__av .y .nr { color: #fff; font-size: 15px; font-weight: 600; }
.author-hero h1 { font-family: 'Newsreader', Georgia, serif; font-size: 38px; font-weight: 600; letter-spacing: -0.6px; line-height: 1; color: var(--ink); margin-top: 8px; }
.author-hero__bio { font-size: 15px; color: var(--muted); line-height: 1.6; margin-top: 12px; max-width: 540px; }
.author-actions { display: flex; gap: 10px; margin-top: 16px; flex-wrap: wrap; }
.author-stats { display: grid; grid-template-columns: 1fr 1.4fr; gap: 30px; padding: 24px 0; border-bottom: 0.5px solid var(--line-soft); }
.author-stats__nums { display: flex; gap: 26px; align-items: stretch; }
.alist { display: flex; flex-direction: column; background: #fff; border: 0.5px solid var(--line); border-radius: 10px; overflow: hidden; }
.arow { display: grid; grid-template-columns: 1fr auto; gap: 16px; align-items: center; padding: 18px 22px; border-bottom: 0.5px solid var(--line-soft); transition: background .15s; }
.arow:last-child { border-bottom: 0; }
.arow:hover { background: var(--base-2); }
.arow__k { font-family: 'IBM Plex Mono', monospace; font-size: 10px; letter-spacing: 0.8px; text-transform: uppercase; color: var(--muted-2); font-weight: 600; }
.arow__k.accent { color: var(--forest); }
.arow__t { font-family: 'Newsreader', Georgia, serif; font-size: 19px; font-weight: 600; line-height: 1.2; color: var(--ink); margin-top: 5px; }
.arow__m { font-family: 'IBM Plex Mono', monospace; font-size: 11px; color: var(--muted-2); margin-top: 6px; }

/* ---------- ARCHIVE PAGE ---------- */
.arch-head { padding: 40px 0 22px; display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; }
.arch-head h1 { font-family: 'Newsreader', Georgia, serif; font-size: 40px; font-weight: 600; letter-spacing: -0.7px; line-height: 1; color: var(--ink); margin-top: 10px; }
.arch-head__dek { font-size: 15px; color: var(--muted); margin-top: 10px; max-width: 520px; line-height: 1.5; }
.filters { padding: 0 0 24px; display: flex; align-items: center; justify-content: space-between; gap: 20px; border-bottom: 0.5px solid var(--line-soft); flex-wrap: wrap; }
.filters__chips { display: flex; gap: 8px; flex-wrap: wrap; }
.fchip { font-size: 13px; font-weight: 500; color: var(--muted); background: #fff; border: 0.5px solid var(--line-strong); padding: 8px 16px; border-radius: 999px; transition: all .15s; }
.fchip:hover { border-color: var(--forest); color: var(--forest); }
.fchip.is-on { background: var(--ink); color: #fff; border-color: var(--ink); }
.fchip.is-on span { opacity: 0.55; font-weight: 400; }
.fchip.lab { color: var(--forest-ink); background: var(--forest-soft); border-color: transparent; }
.fchip.lab.is-on { background: var(--ink); color: #fff; }
.sortlbl { font-family: 'IBM Plex Mono', monospace; font-size: 11px; color: var(--muted-2); }
.pagination { padding: 8px 0 8px; display: flex; align-items: center; justify-content: center; gap: 8px; }
.pagination a { font-family: 'IBM Plex Mono', monospace; font-size: 12px; color: var(--muted); background: #fff; border: 0.5px solid var(--line-strong); min-width: 34px; height: 34px; padding: 0 12px; border-radius: 8px; display: flex; align-items: center; justify-content: center; transition: all .15s; }
.pagination a:hover { border-color: var(--forest); color: var(--forest); }
.pagination a.is-on { background: var(--forest); color: #fff; border-color: var(--forest); }

/* ============================================================
   RESPONSIVE  (desktop-first)
   ============================================================ */
@media (max-width: 1080px) {
  .featured { grid-template-columns: 1fr; }
  .pillars { grid-template-columns: repeat(2, 1fr); }
  .art-body { grid-template-columns: 180px 1fr; }
}

@media (max-width: 860px) {
  .wrap { padding: 0 22px; }
  .announce { padding: 9px 22px; gap: 8px; font-size: 12px; }
  .announce__txt { display: none; }
  .nav { padding: 13px 22px; }
  .nav__links { display: none; }
  .nav__cta { display: none; }
  .nav__toggle {
    display: flex; flex-direction: column; gap: 4px; width: 40px; height: 40px;
    align-items: center; justify-content: center; border-radius: 11px;
    background: #fff; border: 0.5px solid var(--line-strong);
  }
  .nav__toggle span { width: 16px; height: 1.5px; background: var(--ink); border-radius: 2px; }

  .hero { padding: 36px 0 30px; }
  .hero h1 { font-size: 33px; letter-spacing: -0.5px; }
  .hero__dek { font-size: 15px; }
  .hero__form .subscribe { width: 100%; }

  .grid-3 { grid-template-columns: 1fr; }
  .path { grid-template-columns: 1fr; }
  .path__step { border-right: 0; border-bottom: 0.5px solid var(--line-soft); }
  .xlinks { grid-template-columns: 1fr; }

  .pillar-head { grid-template-columns: 1fr; gap: 8px; }
  .pillar-head__num { font-size: 72px; }
  .pillar-head h1 { font-size: 34px; }
  .statrow { gap: 22px; }

  .art-head h1 { font-size: 32px; letter-spacing: -0.5px; }
  .art-head__dek { font-size: 16px; }
  .art-body { grid-template-columns: 1fr; }
  .toc { display: none; }
  .art-cover__img { height: 200px; }
  .prose h2 { font-size: 24px; }
  .prose { font-size: 16px; }

  .author-hero { grid-template-columns: 1fr; gap: 16px; }
  .author-stats { grid-template-columns: 1fr; gap: 20px; }
  .xrow { grid-template-columns: 44px 1fr; }
  .xrow .sparkbars, .xrow > span.link-more { display: none; }
  .arow { grid-template-columns: 1fr; }
  .arow span.link-more { display: none; }

  .arch-head { flex-direction: column; align-items: flex-start; gap: 16px; }
  .arch-head .subscribe { display: none; }

  .featured__chart, .featured__text { padding: 24px 22px; }
  .inbody-cta { flex-direction: column; align-items: flex-start; }

  /* stack two-column CTA bands */
  .cta-split { grid-template-columns: 1fr; gap: 22px; }
  .cta-inline { flex-direction: column; align-items: flex-start; }
  .cta-inline .btn { width: 100%; justify-content: center; }

  .footer__grid { grid-template-columns: 1fr 1fr; gap: 28px; padding: 40px 22px 28px; }
  .footer__brand { grid-column: 1 / -1; }
  .footer__bottom { padding: 16px 22px; }

  /* show sticky mobile CTA + give body room for it */
  .mcta { display: flex; }
  body.has-mcta { padding-bottom: 78px; }
}

@media (max-width: 520px) {
  .pillars { grid-template-columns: 1fr 1fr; }
  .hero h1 { font-size: 29px; }
  .eeat { flex-wrap: wrap; }
  .eeat__read, .eeat__share { display: none; }
  .featured h3 { font-size: 24px; }
}

/* reduced motion */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}