/* breathlab.org secondary pages
   Components shared by the generated blog/library pages and the hand-owned
   pillar, legal, roundup and Android pages. Loaded after site.css, which owns
   the tokens, chrome (nav, menu, footer), buttons, .card and .prose.
   GUTTER RULE still applies: .wrap* owns padding-inline, sections padding-block. */

/* ---------- widths ---------- */
.wrap-mid{max-width:calc(960px + 2 * var(--gutter));margin-inline:auto;padding-inline:var(--gutter)}

/* ---------- page hero (light top, nav sits transparent over it) ---------- */
.page-hero{position:relative;padding-top:calc(var(--nav-h) + clamp(44px,7vw,96px));padding-bottom:clamp(32px,4.5vw,56px);isolation:isolate}
.page-hero::before{content:"";position:absolute;inset:0 0 -40% 0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(60% 70% at 8% -10%,rgba(47,180,84,.16),transparent 65%),
    radial-gradient(38% 55% at 96% 0%,rgba(124,108,240,.10),transparent 70%),
    radial-gradient(30% 40% at 60% 110%,rgba(240,195,90,.08),transparent 70%)}
.page-hero h1{font-size:clamp(40px,5.5vw,72px);margin-top:18px;max-width:18ch;font-variation-settings:"opsz" 72}
.page-hero .lead{margin-top:clamp(16px,2vw,24px);max-width:58ch}
.page-hero.center{text-align:center}
.page-hero.center h1,.page-hero.center .lead{margin-inline:auto}
.page-hero.center .eyebrow{justify-content:center}
.page-hero.center .byline{justify-content:center}

/* mono byline row: date, author, reading time, last updated */
.byline{display:flex;flex-wrap:wrap;align-items:center;gap:10px 0;margin-top:clamp(22px,3vw,32px);
  font-family:var(--font-mono);font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-variant-numeric:tabular-nums}
.byline b{font-weight:500;color:var(--ink)}
.byline span{display:inline-flex;align-items:center;gap:.5em}
.byline span+span::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--leaf);margin-inline:14px;flex:none}
@media (max-width:640px){.byline{gap:8px 18px}.byline span+span::before{display:none}}
@media (max-width:480px){.byline{font-size:11.5px;letter-spacing:.06em}}

/* ---------- article layout: sticky contents rail + 720px measure ---------- */
.article{padding-block:clamp(32px,5vw,64px) clamp(72px,9vw,128px)}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr);row-gap:40px;
  max-width:calc(960px + 2 * var(--gutter));margin-inline:auto;padding-inline:var(--gutter)}
.article-grid>.prose{grid-column:1;min-width:0}
.article-grid>.prose>h2:first-child{margin-top:0}
.article-grid>.article-foot{grid-column:1/-1}
@media (min-width:1100px){
  .article-grid{grid-template-columns:180px minmax(0,720px);column-gap:60px;align-items:start}
  .article-grid>.prose{grid-column:2}
}

/* cover, the full width of the hero column */
.cover{position:relative;margin-top:clamp(28px,4vw,48px);isolation:isolate}
.cover::before{content:"";position:absolute;inset:12% -3% -8% -3%;z-index:-1;border-radius:50%;
  background:radial-gradient(50% 50% at 50% 60%,rgba(47,180,84,.22),transparent 70%);filter:blur(28px)}
.cover img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-lg);box-shadow:var(--shadow-soft);background:var(--dew-2)}
.cover figcaption{margin-top:14px;font-family:var(--font-mono);font-size:12px;letter-spacing:.04em;color:var(--muted-2);max-width:70ch}

/* table of contents */
.toc{font-size:13.5px;line-height:1.4}
.toc-title{font-family:var(--font-mono);font-size:11px;font-weight:500;letter-spacing:.16em;text-transform:uppercase;color:var(--muted-2);margin-bottom:14px}
.toc ol{list-style:none;padding:0;margin:0;border-left:1px solid var(--line-strong)}
.toc li{margin:0}
.toc a{display:block;padding:6px 0 6px 16px;margin-left:-1px;border-left:1px solid transparent;color:var(--muted);text-decoration:none;
  transition:color .25s ease,border-color .25s ease,padding-left .3s var(--ease-out)}
.toc a:hover{color:var(--ink)}
.toc a.is-active{color:var(--ink);border-left-color:var(--leaf);padding-left:20px}
@media (min-width:1100px){
  .toc{position:sticky;top:calc(var(--nav-h) + 28px);grid-column:1;grid-row:1}
}
@media (max-width:1099px){
  .toc{padding:20px 22px;border-radius:var(--r-md);background:rgba(255,255,255,.55);border:1px solid rgba(255,255,255,.8)}
  .toc ol{border-left:0;display:flex;flex-wrap:wrap;gap:4px 18px}
  .toc a{padding:2px 0;border-left:0;margin:0}
  .toc a.is-active{padding-left:0}
}

/* prose refinements on top of site.css */
.prose h2[id],.prose h3[id]{scroll-margin-top:calc(var(--nav-h) + 24px)}
.prose h2{font-size:clamp(28px,3vw,38px)}
.prose blockquote{border:0;padding:6px 0 6px 30px;position:relative;font-family:var(--font-display);font-weight:500;
  font-size:clamp(22px,2.2vw,28px);letter-spacing:-.02em;line-height:1.3;color:var(--ink);margin-block:1.6em}
.prose blockquote::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;border-radius:3px;background:linear-gradient(var(--leaf),var(--violet))}
.prose blockquote p{font-size:inherit}
.prose table{width:100%;border-collapse:collapse;font-size:15px}
.prose th,.prose td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
.prose th{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:500}
.prose .note{font-size:15.5px}

/* buttons inside prose keep their own colour and no underline (.prose a
   would otherwise paint them green and underlined) */
.prose a.btn{text-decoration:none}
.prose a.btn-primary{color:#fff}
.prose .dark a.btn-primary{color:var(--ink)}
.prose a.btn-leaf{color:#04150A}
.prose a.btn-ghost{color:inherit}

/* soft callout card */
.note{background:rgba(255,255,255,.62);border:1px solid rgba(255,255,255,.85);border-radius:var(--r-md);padding:18px 22px;
  box-shadow:var(--shadow-soft);color:var(--ink-2);font-size:15.5px;line-height:1.6}
.note b{color:var(--ink)}
.note.warn{border-left:3px solid var(--gold)}

/* ---------- CTA band: dark glass card ---------- */
.cta-card{position:relative;overflow:hidden;border-radius:var(--r-xl);padding:clamp(32px,5vw,56px);
  display:grid;grid-template-columns:minmax(0,1fr) auto;gap:28px 40px;align-items:center;
  box-shadow:var(--shadow-deep);isolation:isolate}
.cta-card::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(55% 80% at 100% 0%,rgba(47,180,84,.30),transparent 65%),
    radial-gradient(40% 60% at 0% 100%,rgba(124,108,240,.22),transparent 70%),
    linear-gradient(180deg,var(--deep-2),var(--deep))}
.cta-card .grain{z-index:0}
.cta-card>:not(.grain){position:relative;z-index:1}
.cta-card .eyebrow{margin-bottom:14px}
.cta-card h3{font-size:clamp(26px,3.2vw,42px);line-height:1.05;letter-spacing:-.03em;max-width:18ch;color:#fff}
.cta-card p{color:var(--on-dark-muted);margin-top:12px;max-width:44ch;font-size:16.5px}
.cta-card .cta-actions{display:flex;flex-direction:column;align-items:flex-start;gap:12px}
.cta-card .cta-actions .mono{font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--on-dark-faint)}
@media (max-width:720px){.cta-card{grid-template-columns:1fr}}
/* inside a prose column the card is 720px wide at most: stack it */
.prose .cta-card{grid-template-columns:1fr;gap:28px}
.prose .cta-card .cta-actions{flex-direction:row;align-items:center;gap:20px;flex-wrap:wrap}
.prose .cta-card h3{max-width:22ch}

/* ---------- index pages: post cards ---------- */
.post-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(18px,2.5vw,28px)}
.post-card{display:flex;flex-direction:column;overflow:hidden;text-decoration:none;color:inherit;padding:0;min-width:0}
.post-card .media{aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,var(--deep-2),var(--deep-3));position:relative;flex:none}
.post-card .media img{width:100%;height:100%;object-fit:cover;transition:transform 1.1s var(--ease-out)}
.post-card:hover .media img{transform:scale(1.045)}
.post-card .media .glyph{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  font-family:var(--font-display);font-weight:500;font-size:clamp(64px,8vw,120px);letter-spacing:-.05em;color:rgba(255,255,255,.08);user-select:none}
.post-card .media .glyph::after{content:"";position:absolute;inset:0;background:radial-gradient(50% 60% at 70% 30%,rgba(47,180,84,.35),transparent 70%)}
.post-card .body{padding:clamp(22px,2.6vw,30px) clamp(22px,2.6vw,30px) clamp(24px,2.8vw,32px);display:flex;flex-direction:column;gap:12px;flex:1}
.post-card time{font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-variant-numeric:tabular-nums}
.post-card h2{font-size:clamp(22px,2vw,27px);line-height:1.12;letter-spacing:-.025em;font-variation-settings:"opsz" 36}
.post-card p{color:var(--muted);font-size:15.5px;line-height:1.55}
.post-card .read{margin-top:auto;padding-top:8px;color:var(--leaf-deep)}
.post-card.feature{grid-column:1/-1;display:grid;grid-template-columns:1.15fr 1fr}
.post-card.feature .media{aspect-ratio:auto;min-height:360px;height:100%}
.post-card.feature .body{padding:clamp(28px,4vw,52px);justify-content:center;gap:16px}
.post-card.feature h2{font-size:clamp(28px,3.4vw,46px);font-variation-settings:"opsz" 72}
.post-card.feature p{font-size:17px}
.post-card.feature .read{margin-top:12px}
@media (max-width:820px){
  .post-grid{grid-template-columns:1fr}
  .post-card.feature{display:flex}
  .post-card.feature .media{aspect-ratio:16/9;min-height:0;height:auto}
}
.empty{color:var(--muted);font-size:17px;padding:48px 0;text-align:center;border:1px dashed var(--line-strong);border-radius:var(--r-lg)}

/* ---------- vertical stepper (technique steps) ---------- */
.stepper{list-style:none;padding:0;margin:0;counter-reset:step}
.stepper li{counter-increment:step;position:relative;display:grid;grid-template-columns:48px minmax(0,1fr);column-gap:22px;padding-bottom:clamp(26px,3vw,36px)}
.stepper li:last-child{padding-bottom:0}
.stepper li::before{content:counter(step,decimal-leading-zero);grid-column:1;justify-self:center;
  font-family:var(--font-mono);font-size:13.5px;font-weight:500;letter-spacing:.02em;color:var(--leaf-deep);
  width:48px;height:48px;border-radius:50%;border:1.5px solid var(--leaf);background:var(--white);
  display:flex;align-items:center;justify-content:center;position:relative;z-index:1;
  box-shadow:0 0 0 6px rgba(47,180,84,.10),0 6px 18px -8px var(--leaf-glow)}
.stepper li::after{content:"";position:absolute;left:23.5px;top:52px;bottom:4px;width:1px;
  background:linear-gradient(var(--leaf),rgba(47,180,84,.15))}
.stepper li:last-child::after{display:none}
.stepper li>div{padding-top:9px}
.stepper b{display:block;font-family:var(--font-display);font-weight:500;font-size:clamp(20px,2vw,24px);letter-spacing:-.02em;line-height:1.15;color:var(--ink);margin-bottom:6px}
.stepper li>div{color:var(--ink-2);font-size:17px;line-height:1.6}

/* two-line ratio figure used on the pillar pages */
.ratio{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-block:8px 0}
.ratio>div{padding:18px 16px;border-radius:var(--r-md);background:rgba(255,255,255,.62);border:1px solid rgba(255,255,255,.85);box-shadow:var(--shadow-soft);text-align:center}
.ratio .n{font-family:var(--font-mono);font-size:clamp(28px,3.4vw,44px);font-weight:500;letter-spacing:-.04em;line-height:1;color:var(--ink)}
.ratio .l{font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-top:10px}
.ratio>div:nth-child(2) .n{color:var(--leaf-deep)}

/* ---------- FAQ: native details, animated ---------- */
.faq{border-top:1px solid var(--line-strong)}
.faq details{border-bottom:1px solid var(--line-strong)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:24px;padding:22px 0;
  font-family:var(--font-display);font-weight:500;font-size:clamp(18px,1.7vw,21px);letter-spacing:-.015em;line-height:1.25;color:var(--ink);
  transition:color .2s ease}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:var(--leaf-deep)}
.faq summary::after{content:"";flex:none;width:30px;height:30px;border-radius:50%;border:1px solid var(--line-strong);color:var(--ink);
  background:linear-gradient(currentColor,currentColor) center/12px 1.5px no-repeat,linear-gradient(currentColor,currentColor) center/1.5px 12px no-repeat;
  transition:transform .5s var(--ease-out),background-color .25s ease,border-color .25s ease,color .25s ease}
.faq details[open]>summary::after{transform:rotate(135deg);background-color:var(--leaf);border-color:var(--leaf);color:#04150A}
.faq-body{display:grid;grid-template-rows:1fr;opacity:1;transition:grid-template-rows .5s var(--ease-out),opacity .4s ease}
.faq-body>div{overflow:hidden;min-height:0}
.faq-body p{padding-bottom:26px;color:var(--ink-2);max-width:64ch;font-size:16.5px;line-height:1.65}
.faq-body p+p{margin-top:-10px}
.faq-body a{color:var(--leaf-deep);text-decoration:underline;text-underline-offset:3px;text-decoration-color:rgba(29,122,56,.4)}
@starting-style{.faq details[open] .faq-body{grid-template-rows:0fr;opacity:0}}
.faq details.is-closing .faq-body{grid-template-rows:0fr;opacity:0}
@media (prefers-reduced-motion:reduce){.faq-body,.faq summary::after{transition:none}}

/* ---------- roundup: ranked rows ---------- */
.rank-list{display:grid;gap:14px}
.rank-row{display:grid;grid-template-columns:64px minmax(0,1fr);column-gap:24px;row-gap:12px;padding:clamp(22px,3vw,30px) clamp(22px,3vw,32px)}
.rank-row .rank{grid-row:1/4;font-family:var(--font-mono);font-size:clamp(30px,3.4vw,44px);font-weight:500;letter-spacing:-.05em;line-height:1;color:var(--leaf-deep);padding-top:2px;font-variant-numeric:tabular-nums}
.rank-row.ours{border-color:rgba(47,180,84,.55);background:rgba(255,255,255,.8);
  box-shadow:0 1px 2px rgba(11,20,16,.05),0 30px 70px -30px rgba(47,180,84,.45)}
.rank-head{display:flex;justify-content:space-between;align-items:baseline;gap:8px 20px;flex-wrap:wrap}
.rank-head h3{font-size:clamp(20px,2vw,25px);margin:0}
.rank-head .ours-badge{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:#04150A;background:var(--leaf);border-radius:999px;padding:4px 10px;margin-left:10px;vertical-align:middle;font-weight:500}
.rank-head a{font-size:14px;color:var(--leaf-deep)}
.facts{display:flex;flex-wrap:wrap;gap:8px;font-family:var(--font-mono);font-size:12px;letter-spacing:.02em;color:var(--muted)}
.facts span{border:1px solid var(--line-strong);border-radius:999px;padding:5px 11px;white-space:nowrap}
.facts b{font-weight:500;color:var(--ink)}
.rank-row p{color:var(--ink-2);font-size:16px;line-height:1.6;margin:0}
.rank-row p b{color:var(--ink);font-weight:600}
@media (max-width:600px){.rank-row{grid-template-columns:1fr}.rank-row .rank{grid-row:auto;font-size:26px}}

.cmp{overflow-x:auto;border-radius:var(--r-lg);background:rgba(255,255,255,.66);border:1px solid rgba(255,255,255,.8);box-shadow:var(--shadow-soft);
  -webkit-overflow-scrolling:touch}
.cmp table{border-collapse:collapse;width:100%;min-width:820px;font-size:14px}
.cmp th,.cmp td{padding:13px 16px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.cmp th{font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:500;background:rgba(11,20,16,.03)}
.cmp td:first-child,.cmp td:nth-child(3),.cmp td:nth-child(4),.cmp td:nth-child(5){font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-size:13px}
.cmp tr:last-child td{border-bottom:0}
.cmp tr.oursrow td{background:rgba(47,180,84,.08)}
.method{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;counter-reset:m}
.method li{counter-increment:m;padding:20px 22px;border-radius:var(--r-md);background:rgba(255,255,255,.62);border:1px solid rgba(255,255,255,.85);box-shadow:var(--shadow-soft);font-size:15px;color:var(--ink-2);line-height:1.55}
.method li::before{content:counter(m,decimal-leading-zero);display:block;font-family:var(--font-mono);font-size:11.5px;letter-spacing:.14em;color:var(--leaf-deep);margin-bottom:10px}
.prose .method li+li{margin-top:0}
.method li b{display:block;color:var(--ink);font-family:var(--font-display);font-weight:500;font-size:18px;letter-spacing:-.015em;margin-bottom:4px}

/* ---------- section heading inside long pages ---------- */
.sec{padding-block:clamp(40px,6vw,72px)}
.sec>.wrap-mid>h2,.sec-head h2{font-size:clamp(30px,3.4vw,44px);margin:12px 0 clamp(20px,3vw,32px)}
.sec-head{display:flex;flex-direction:column;align-items:flex-start;margin-bottom:clamp(22px,3vw,36px)}
.sec-head h2{margin-bottom:0}
.sec-head p{color:var(--muted);margin-top:12px;max-width:56ch}

/* generic reveal stagger helper */
.stagger>*{--d:0ms}
.stagger>*:nth-child(2){--d:80ms}.stagger>*:nth-child(3){--d:160ms}.stagger>*:nth-child(4){--d:240ms}
.stagger>*:nth-child(5){--d:320ms}.stagger>*:nth-child(6){--d:400ms}

/* ---------- chrome overrides for the secondary pages ---------- */
/* light pages: the scrolled nav needs a denser ground so a photo behind the
   blur does not smear through it */
.nav.is-scrolled:not(.on-dark){background:rgba(243,246,242,.86)}

/* footer links are 16 to 18px tall; on touch widths give each a 44px target */
@media (max-width:900px){
  .foot-col ul{gap:0}
  .foot-col a{display:inline-flex;align-items:center;min-height:44px}
  .foot-base{padding-block:10px 16px;align-items:center}
  .foot-base a{display:inline-flex;align-items:center;min-height:44px}
}