/* Practical Reason — inner-page design system (dark racing-green)
   Matches the cinematic homepage at immersive/index.html.
   Styles the existing inner-page class names; legacy --paper/--rule/--s-* vars
   are aliased to dark surfaces so inline styles in the markup resolve correctly. */

:root{
  /* palette — identical to the homepage */
  --bg:#0A1711; --bg-2:#0E2118; --raised:#14342A; --raised-2:#163528;
  --cream:#F3EEE3; --body:#C9D2CB; --tertiary:#8FA396;
  --accent:#6FB39A; --apex:#A9D9C6;
  --line:rgba(243,238,227,.12); --line-2:rgba(243,238,227,.07);
  --line-strong:rgba(243,238,227,.22);

  /* legacy aliases used by inline styles in the page markup */
  --heading:var(--cream);
  --accent-text:var(--accent);
  --accent-soft:var(--line);
  --rule:var(--line);
  --rule-strong:var(--line-strong);
  --paper:var(--bg-2);
  --paper-raised:var(--raised);

  /* spacing scale */
  --s-sm:14px; --s-md:24px; --s-lg:32px; --s-xl:48px; --s-2xl:clamp(80px,12vh,128px);

  --ff-serif:'Instrument Serif',Georgia,serif;
  --ff-sans:'Schibsted Grotesk',system-ui,-apple-system,sans-serif;
  --ff-mono:'Fira Code',ui-monospace,monospace;
  --ease:cubic-bezier(.16,1,.3,1);
  --w:1240px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{background:var(--bg);color:var(--body);font-family:var(--ff-sans);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,video,canvas{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
.container{width:100%;max-width:var(--w);margin:0 auto;padding:0 clamp(24px,5vw,72px)}
h1,h2,h3,h4{font-family:var(--ff-serif);font-weight:400;color:var(--cream);line-height:1.05;letter-spacing:-.01em}
em,.accent{font-style:italic;color:var(--accent)}
strong{color:var(--cream);font-weight:600}
.kicker{font-family:var(--ff-sans);font-size:13px;font-weight:500;letter-spacing:.18em;text-transform:uppercase;color:var(--tertiary)}
.mono{font-family:var(--ff-mono);font-size:12.5px;letter-spacing:.04em;color:var(--tertiary)}
.mark .apex{fill:var(--apex)}.mark .base:nth-of-type(2){fill:var(--accent)}.mark .base:nth-of-type(3){fill:#4E8A6C}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:.5em;font-family:var(--ff-sans);font-weight:600;font-size:15px;border-radius:5px;padding:15px 26px;cursor:pointer;border:0;transition:transform .2s var(--ease),background .2s var(--ease),border-color .2s,color .2s,opacity .2s}
.btn-primary{background:var(--cream);color:#10231A}.btn-primary:hover{transform:translateY(-2px)}
.btn-ghost,.btn-link{border:1px solid var(--line);color:var(--cream);background:transparent}
.btn-ghost:hover,.btn-link:hover{border-color:var(--accent);color:var(--accent)}
.arrow{transition:transform .25s var(--ease)}.btn:hover .arrow{transform:translateX(4px)}
.ctas,.cta-row{display:flex;gap:18px;flex-wrap:wrap;align-items:center;margin-top:var(--s-xl)}

/* ---------- nav (sticky, always backed on content pages) ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(10,23,17,.78);backdrop-filter:blur(14px) saturate(1.2);border-bottom:1px solid var(--line-2)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;max-width:var(--w);margin:0 auto;padding:14px clamp(24px,5vw,72px)}
.lockup{display:flex;align-items:center;gap:11px}
.wordmark{font-family:var(--ff-serif);font-size:23px;letter-spacing:-.02em;color:var(--cream)}
.nav-links{display:flex;align-items:center;gap:26px}
.nav-links>a{font-size:14.5px;color:var(--body);transition:color .2s}
.nav-links>a:hover,.nav-links>a.here{color:var(--cream)}
.nav-links>a.here{border-bottom:1px solid var(--accent);padding-bottom:2px}
.nav-cta{padding:10px 20px!important;font-size:14px!important}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.nav-toggle span{width:24px;height:2px;background:var(--cream);border-radius:2px;transition:.3s}

/* dropdown */
.has-drop{position:relative}
.drop-trigger{font-family:var(--ff-sans);font-size:14.5px;color:var(--body);background:none;border:0;cursor:pointer;display:inline-flex;align-items:center;gap:6px;transition:color .2s}
.has-drop:hover .drop-trigger{color:var(--cream)}
.chev{font-size:10px;transition:transform .25s var(--ease)}
.has-drop:hover .chev{transform:rotate(180deg)}
.drop{position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(10px);min-width:320px;background:rgba(14,33,24,.98);backdrop-filter:blur(14px);border:1px solid var(--line);border-radius:12px;padding:8px;opacity:0;pointer-events:none;transition:opacity .25s,transform .25s var(--ease);box-shadow:0 24px 60px rgba(0,0,0,.4)}
/* transparent hover-bridge: overlaps the trigger and covers the gap so :hover never drops while the cursor travels down to the menu */
.drop::before{content:"";position:absolute;left:0;right:0;top:-16px;height:16px}
.has-drop:hover .drop{opacity:1;pointer-events:auto;transform:translateX(-50%) translateY(4px)}
.drop a{display:flex;flex-direction:column;gap:2px;padding:11px 14px;border-radius:8px;transition:background .2s}
.drop a:hover{background:var(--raised)}
.drop .dt{font-family:var(--ff-serif);font-size:18px;color:var(--cream)}
.drop .ds{font-size:12.5px;color:var(--tertiary)}
.drop a.here .dt{color:var(--accent)}

/* ---------- generic section rhythm ---------- */
section{position:relative;padding:clamp(72px,11vh,124px) 0}
.section-head{max-width:760px;margin-bottom:56px}
.section-head h2{font-size:clamp(34px,4.6vw,60px);margin-top:14px}
.section-head .lede{margin-top:20px;max-width:60ch;color:var(--body)}
.kicker-rule{display:block;width:54px;height:2px;background:var(--accent);margin-top:16px}

/* ---------- page hero ---------- */
.page-hero{padding:clamp(56px,9vh,104px) 0 clamp(56px,8vh,96px);border-bottom:1px solid var(--line-2)}
.page-hero h1{font-size:clamp(40px,5.4vw,72px);max-width:20ch;margin:.28em 0 .42em;line-height:1.07}
.page-hero .lede{max-width:62ch;font-size:clamp(17px,1.6vw,21px);color:var(--body)}
.kicker-row{display:flex;align-items:center;gap:10px;font-family:var(--ff-mono);font-size:12px;letter-spacing:.06em;color:var(--tertiary)}
.kicker-row a{color:var(--accent)}
.kicker-row a:hover{color:var(--cream)}

/* sprint meta */
.sprint-meta{display:flex;gap:40px;flex-wrap:wrap}
.sprint-meta-item .v{font-family:var(--ff-serif);font-size:40px;color:var(--accent);display:block;line-height:1}
.sprint-meta-item .l{font-size:12.5px;color:var(--tertiary);letter-spacing:.03em}
.sprint-credit{margin-top:var(--s-lg);font-size:14px;color:var(--tertiary);line-height:1.6}

/* ---------- tiers / cards ---------- */
.tier-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.tier{display:flex;flex-direction:column;gap:6px;background:var(--raised);border:1px solid var(--line);border-radius:16px;padding:30px;transition:transform .4s var(--ease),border-color .4s,background .4s}
a.tier:hover{transform:translateY(-6px);border-color:var(--accent);background:var(--raised-2)}
.tier-num{font-family:var(--ff-serif);font-size:54px;color:var(--accent);line-height:1}
.tier-tag{font-family:var(--ff-mono);font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-top:10px}
.tier-name{font-size:25px;margin:6px 0 14px}
.tier-price{font-family:var(--ff-serif);font-size:38px;color:var(--cream)}
.tier-price small{font-family:var(--ff-sans);font-size:14px;color:var(--tertiary)}
.tier-anchor{font-size:13.5px;color:var(--tertiary);margin:12px 0 16px;border-top:1px solid var(--line-2);padding-top:14px;line-height:1.5}
.tier-anchor .ta-save{display:block;margin-top:4px;color:var(--body)}
.tier-list{list-style:none;display:flex;flex-direction:column;gap:9px;margin:14px 0 0}
.tier-list li{position:relative;padding-left:20px;font-size:14px;color:var(--body)}
.tier-list li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;background:var(--accent)}
.tier-link{margin-top:20px;font-size:14px;color:var(--accent);font-weight:600}

/* entry rung (single-job starter bar) */
.entry-rung{display:flex;justify-content:space-between;align-items:center;gap:30px;margin-top:20px;background:var(--bg-2);border:1px dashed var(--line);border-radius:16px;padding:26px 30px;transition:border-color .3s}
.entry-rung:hover{border-color:var(--accent)}
.er-tag{font-family:var(--ff-mono);font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.er-name{font-family:var(--ff-serif);font-size:24px;color:var(--cream);margin-top:8px}
.er-desc{font-size:14px;color:var(--body);max-width:62ch;margin-top:6px}
.er-right{text-align:right;white-space:nowrap;display:flex;flex-direction:column;align-items:flex-end;gap:6px}
.er-price{font-family:var(--ff-serif);font-size:34px;color:var(--cream)}
.er-price small{font-family:var(--ff-sans);font-size:14px;color:var(--tertiary)}

/* ---------- workflow / step cards ---------- */
.workflow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.workflow-step{background:var(--raised);border:1px solid var(--line);border-radius:14px;padding:26px 24px;transition:transform .35s var(--ease),border-color .35s}
.workflow-step:hover{transform:translateY(-4px);border-color:var(--accent)}
.step-n{font-family:var(--ff-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.step-t{font-family:var(--ff-serif);font-size:21px;color:var(--cream);margin:8px 0 8px}
.step-d{font-size:14.5px;color:var(--body);line-height:1.55}
.step-d a{color:var(--accent);border-bottom:1px solid var(--line-strong)}

/* ---------- 5-day timeline ---------- */
.timeline--5day{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;margin-top:8px}
.tl-week{position:relative;background:var(--raised);border:1px solid var(--line);border-radius:14px;padding:26px 22px}
.tl-mark{width:11px;height:11px;border-radius:50%;background:var(--accent);box-shadow:0 0 18px rgba(111,179,154,.6);margin-bottom:14px}
.tl-label{font-family:var(--ff-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent)}
.tl-week h4{font-size:22px;margin:6px 0 6px}
.tl-blurb{font-size:14px;color:var(--body);margin-bottom:12px}
.tl-list{list-style:none;display:flex;flex-direction:column;gap:7px}
.tl-list li{position:relative;padding-left:16px;font-size:13px;color:var(--tertiary)}
.tl-list li::before{content:"";position:absolute;left:0;top:8px;width:5px;height:5px;border-radius:50%;background:var(--accent);opacity:.7}
.timeline--time-note{margin-top:26px;text-align:center;font-family:var(--ff-mono);font-size:12.5px;color:var(--tertiary);letter-spacing:.03em}

/* ---------- explainer (for / not for) ---------- */
.explainer{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.ex-copy{background:var(--raised);border:1px solid var(--line);border-radius:16px;padding:32px}
.ex-copy h3{font-size:24px;margin-bottom:16px}
.ex-copy .tier-list li{font-size:14.5px}

/* ---------- ink chapter break / thesis ---------- */
.ink{background:var(--bg-2)}
.ink-thesis{text-align:center;padding:clamp(96px,16vh,180px) 0}
.ink .quote{font-family:var(--ff-serif);font-size:clamp(28px,4vw,52px);line-height:1.18;color:var(--cream);max-width:22ch;margin:24px auto 0}
.ink .quote em{color:var(--accent)}
.ink .sig{margin-top:32px;display:inline-flex;align-items:center;gap:12px;font-family:var(--ff-mono);font-size:12.5px;color:var(--tertiary);letter-spacing:.04em}
.sig-rule{width:40px;height:1px;background:var(--line-strong);display:inline-block}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:56px;align-items:start}
.faq-side h2{font-size:clamp(30px,3.6vw,46px)}
.faq-side p{margin-top:16px;color:var(--body)}
.faq-side a{color:var(--accent)}
.faq-list{display:flex;flex-direction:column;gap:0}
.faq-list .q{border-bottom:1px solid var(--line-2)}
.q-t{width:100%;display:flex;justify-content:space-between;align-items:center;gap:20px;text-align:left;background:none;border:0;cursor:pointer;padding:22px 0;font-family:var(--ff-serif);font-size:20px;color:var(--cream);line-height:1.3}
.q-t .plus{font-family:var(--ff-sans);font-size:22px;color:var(--accent);flex:none;transition:transform .3s var(--ease)}
.q[data-open="true"] .q-t .plus{transform:rotate(45deg)}
.q-d{max-height:0;overflow:hidden;opacity:0;font-size:15px;color:var(--body);line-height:1.65;transition:max-height .4s var(--ease),opacity .35s,padding .4s}
.q[data-open="true"] .q-d{max-height:420px;opacity:1;padding:0 0 24px}

/* ---------- compare table ---------- */
.compare{border:1px solid var(--line);border-radius:14px;overflow:hidden}
.compare-row{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;align-items:center;border-bottom:1px solid var(--line-2)}
.compare-row:last-child{border-bottom:0}
.compare-row>div{padding:15px 18px;font-size:14px;color:var(--body)}
.compare-row .feat{color:var(--cream);font-size:14.5px}
.compare-row.head{background:var(--raised)}
.compare-row.head>div{font-family:var(--ff-mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--accent)}
.compare-row.head .feat{color:var(--tertiary)}
.compare .yes{color:var(--accent);font-weight:600}
.compare .no{color:var(--tertiary);opacity:.6}
.compare-row:nth-child(even){background:rgba(243,238,227,.02)}

/* ---------- add-ons ---------- */
.addons{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.addon{background:var(--raised);border:1px solid var(--line);border-radius:14px;padding:26px}
.addon .a-t{font-family:var(--ff-serif);font-size:22px;color:var(--cream)}
.addon .a-p{font-family:var(--ff-mono);font-size:13px;color:var(--accent);margin:6px 0 12px;letter-spacing:.02em}
.addon .a-d{font-size:14px;color:var(--body);line-height:1.55}

/* ---------- audit page ---------- */
.audit-checks{display:flex;flex-wrap:wrap;gap:10px}
.audit-checks span{font-family:var(--ff-mono);font-size:12px;color:var(--accent);background:rgba(111,179,154,.1);border:1px solid rgba(111,179,154,.24);padding:6px 14px;border-radius:20px;letter-spacing:.02em}

/* forms */
.audit-form,.contact-form{display:flex;flex-direction:column;gap:18px;background:var(--raised);border:1px solid var(--line);border-radius:18px;padding:clamp(28px,4vw,44px);max-width:760px}
.audit-form h3,.contact-form h3{font-size:28px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:7px}
.field label{font-size:13px;color:var(--tertiary);letter-spacing:.02em}
.field input,.field select,.field textarea{font-family:var(--ff-sans);font-size:15px;color:var(--cream);background:var(--bg-2);border:1px solid var(--line);border-radius:8px;padding:13px 15px;transition:border-color .2s}
.field input::placeholder,.field textarea::placeholder{color:var(--tertiary)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--accent)}
.field textarea{min-height:120px;resize:vertical}
.field select{appearance:none;cursor:pointer}

/* sample report card */
.report-card{background:var(--raised);border:1px solid var(--line);border-radius:18px;padding:clamp(28px,4vw,40px);max-width:900px}
.rep-h{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;padding-bottom:20px;border-bottom:1px solid var(--line);margin-bottom:8px}
.rep-name{font-family:var(--ff-serif);font-size:26px;color:var(--cream)}
.rep-score{font-family:var(--ff-serif);font-size:34px;color:var(--accent)}
.rep-row{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:13px 0;border-bottom:1px solid var(--line-2)}
.rep-check{font-size:14px;color:var(--body)}
.rep-grade{font-family:var(--ff-mono);font-size:12px;letter-spacing:.02em;white-space:nowrap;flex:none}
.rep-grade.pass{color:var(--accent)}
.rep-grade.warn{color:#E0B765}
.rep-grade.fail{color:#D88A7A}

/* ---------- about: bio + principles ---------- */
.bio-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:56px;align-items:start}
.bio-aside{background:var(--raised);border:1px solid var(--line);border-radius:16px;padding:30px}
.bio-aside .label{font-family:var(--ff-mono);font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.bio-aside dl{margin-top:18px;display:grid;grid-template-columns:1fr;gap:14px}
.bio-aside dt{font-size:12px;color:var(--tertiary);letter-spacing:.04em;text-transform:uppercase}
.bio-aside dd{font-size:15px;color:var(--cream);margin-top:2px}
.bio-body p{font-size:16px;color:var(--body);line-height:1.7;margin-bottom:18px;max-width:62ch}
.bio-body p:last-child{margin-bottom:0}

.principles{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.principle{background:var(--raised);border:1px solid var(--line);border-radius:14px;padding:30px}
.principle .pn{font-family:var(--ff-mono);font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.principle h3{font-size:22px;margin:10px 0 12px;line-height:1.25}
.principle p{font-size:14.5px;color:var(--body);line-height:1.6}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:56px;align-items:start}
.contact-card{padding:22px 0;border-bottom:1px solid var(--line-2)}
.contact-card:last-child{border-bottom:0}
.contact-card h3{font-size:20px;margin-bottom:6px}
.contact-card p{font-size:14.5px;color:var(--body);line-height:1.6}
.contact-card a{color:var(--accent)}

/* ---------- closing ---------- */
.closing{text-align:center;padding:clamp(110px,20vh,220px) 0}
.closing h2{font-size:clamp(34px,5vw,68px);max-width:20ch;margin:14px auto 0}
.closing .lede{max-width:62ch;margin:18px auto 0;color:var(--body)}
.closing .lede a{color:var(--accent)}
.closing .cta-row{justify-content:center}

/* ---------- footer ---------- */
.footer{border-top:1px solid var(--line);padding:72px 0 40px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.foot-brand .foot-tag{font-size:14px;color:var(--body);max-width:34ch;margin-top:16px}
.foot-meta{font-size:13px;color:var(--tertiary);margin-top:18px}.foot-meta a{color:var(--accent)}
.foot-col h4{font-family:var(--ff-sans);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--tertiary);margin-bottom:14px}
.foot-col a{display:block;font-size:14.5px;color:var(--body);padding:5px 0}.foot-col a:hover{color:var(--cream)}
.foot-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-top:48px;padding-top:24px;border-top:1px solid var(--line-2);font-size:12.5px;color:var(--tertiary)}
.foot-bottom nav{display:flex;gap:18px}
.foot-bottom a:hover{color:var(--cream)}

/* ============ HOMEPAGE-MATCHED RHYTHM: contour artwork + cream alternation ============ */
/* content sits above the section artwork */
.container{position:relative;z-index:1}

/* corner-accent frame — artwork is confined to a corner/edge, never full-bleed.
   Most sections stay clean; faint accents go on a few selected sections only. */
section::before{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;background-repeat:no-repeat}
/* dark sections: a faint accent on just a couple per page (different each time); the rest are clean */
section:nth-of-type(8n+3):not(.page-hero):not(.closing)::before{
  background-image:url(/assets/gen/tex-green-b.png);background-position:right center;background-size:clamp(320px,40vw,560px) auto;opacity:.55}
section:nth-of-type(8n+7):not(.page-hero):not(.closing)::before{
  background-image:url(/assets/gen/tex-green-c.png);background-position:bottom center;background-size:clamp(720px,108vw,1500px) auto;opacity:.5}

/* CREAM alternating sections — same paper surface + cream contour as the homepage's .band--paper.
   Excludes the hero and closing, which stay dark marble like the homepage bookends. */
section:nth-of-type(even):not(.page-hero):not(.closing){
  background:#F3EEE3;color:#4A433B;
  --cream:#1A1714;--heading:#1A1714;--body:#4A433B;--tertiary:#756B5E;
  --accent:#1F4A38;--accent-text:#1F4A38;--apex:#2C6A4E;
  --raised:#ECE4D5;--raised-2:#E6DCC9;--bg-2:#ECE4D5;--paper:#ECE4D5;--paper-raised:#E6DCC9;
  --line:rgba(26,23,20,.12);--line-2:rgba(26,23,20,.08);--line-strong:rgba(26,23,20,.22);--accent-soft:rgba(26,23,20,.1)}
section:nth-of-type(4n+2):not(.page-hero):not(.closing)::before{
  background-image:url(/assets/gen/tex-cream-a.png);background-position:bottom right;background-size:clamp(300px,40vw,560px) auto;opacity:.65}
/* the other cream sections get a different, mirrored bottom accent so consecutive cream bands differ */
section:nth-of-type(4n):not(.page-hero):not(.closing)::before{
  background-image:url(/assets/gen/tex-cream-b.png);background-position:bottom left;background-size:clamp(720px,108vw,1500px) auto;opacity:.55;transform:scaleX(-1)}
/* lift cards off the cream surface, like the homepage paper section */
section:nth-of-type(even):not(.page-hero):not(.closing) :is(.tier,.workflow-step,.ex-copy,.principle,.tl-week,.addon,.report-card,.bio-aside,.audit-form,.contact-form,.compare){
  box-shadow:0 1px 0 rgba(26,23,20,.03),0 18px 40px rgba(26,23,20,.07)}
/* primary button stays legible on cream (green fill, cream text) */
section:nth-of-type(even):not(.page-hero):not(.closing) .btn-primary{background:#1F4A38;color:#F3EEE3}

/* HERO — dark marble + veil, exactly like the homepage hero */
.page-hero{background:#0A1711}
.page-hero::before{background-image:url(/assets/gen/tex-green-a.png);opacity:.5;
  background-repeat:no-repeat;background-position:bottom right;background-size:clamp(360px,46vw,640px) auto;
  -webkit-mask-image:none;mask-image:none}
.page-hero::after{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;background:
  linear-gradient(90deg,rgba(8,18,13,.84),rgba(8,18,13,.42) 52%,rgba(8,18,13,.2) 100%),
  linear-gradient(180deg,rgba(8,18,13,.32),rgba(8,18,13,.12) 44%,rgba(8,18,13,.62) 100%)}

/* CLOSING — dark with the converging-contours image, like the homepage closing */
.closing{background:#0A1711;color:var(--body)}
.closing::before{background-image:url(/assets/gen/tex-green-c.png);opacity:.5;
  background-repeat:no-repeat;background-position:bottom center;background-size:clamp(720px,108vw,1500px) auto;
  -webkit-mask-image:none;mask-image:none}
.closing::after{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background:radial-gradient(120% 100% at 50% 50%,transparent,rgba(8,18,13,.58))}

/* ---------- responsive ---------- */
@media(max-width:920px){
  .nav-toggle{display:flex}
  .nav-links{position:fixed;top:57px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:rgba(10,23,17,.98);backdrop-filter:blur(14px);padding:8px 24px 22px;border-bottom:1px solid var(--line-2);transform:translateY(-10px);opacity:0;pointer-events:none;transition:opacity .3s,transform .3s}
  .nav-links.open{transform:none;opacity:1;pointer-events:auto}
  .nav-links>a{padding:13px 0;font-size:16px;border-bottom:1px solid var(--line-2)}
  .nav-links>a.here{border-bottom:1px solid var(--line-2)}
  .nav-cta{margin-top:12px;text-align:center;justify-content:center}
  .has-drop{border-bottom:1px solid var(--line-2)}
  .drop-trigger{padding:13px 0;font-size:16px}
  .drop{position:static;transform:none;min-width:0;opacity:0;max-height:0;overflow:hidden;padding:0;border:0;box-shadow:none;pointer-events:auto;background:transparent;transition:max-height .3s,opacity .3s}
  .has-drop[data-open="true"] .drop{opacity:1;max-height:400px;padding:0 0 10px}
  .has-drop:hover .drop{opacity:0;max-height:0}
  .has-drop[data-open="true"] .drop{opacity:1;max-height:400px}
  .tier-grid,.workflow,.timeline--5day,.explainer,.addons,.principles,.faq-grid,.bio-grid,.contact-grid{grid-template-columns:1fr}
  .sprint-meta{gap:28px}
  .entry-rung{flex-direction:column;align-items:flex-start}
  .er-right{align-items:flex-start;text-align:left}
  .row{grid-template-columns:1fr}
  .compare{overflow-x:auto}
  .compare-row{grid-template-columns:1.6fr 1fr 1fr 1fr;min-width:560px}
  .foot-grid{grid-template-columns:1fr 1fr}
  .rep-h{flex-direction:column}
}
@media(max-width:560px){
  .foot-grid{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important}
}