/* The Joyful Exhale — site styles. Tokens taken from the book cover. */
:root{
  --ground:#050E17;--panel:#0A1622;--panel-2:#0F1E2D;--line:#1B2E40;
  --text:#E6ECF2;--text-2:#C3CCD6;--muted:#8593A3;
  --glow:#6FD3F2;--glow-2:#2A9CC2;--glow-soft:rgba(111,211,242,.14);
  --gold:#C9A227;--red:#E23B2E;--ok:#7CC6A0;
  --display:"Oswald","Arial Narrow","Helvetica Neue",Arial,sans-serif;
  --body:"Montserrat","Helvetica Neue",Arial,sans-serif;
  --w:1040px;--wn:720px;--gutter:clamp(18px,4vw,40px);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;background:var(--ground);color:var(--text-2);font-family:var(--body);font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--glow)}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--glow);outline-offset:3px}
.wrap{max-width:var(--w);margin:0 auto;padding-inline:var(--gutter)}
.narrow{max-width:var(--wn)}
p{margin:0}
h1,h2,h3,h4{margin:0;font-family:var(--display);font-weight:500;text-transform:uppercase;line-height:1.05;color:var(--text);text-wrap:balance}
h1{font-size:clamp(34px,5.4vw,58px);letter-spacing:.03em}
h2{font-size:clamp(28px,4vw,42px);letter-spacing:.04em}
h3{font-size:clamp(20px,2.4vw,26px);letter-spacing:.04em}
h4{font-size:17px;letter-spacing:.06em}
.label{font-family:var(--body);font-weight:600;font-size:12px;letter-spacing:.28em;text-transform:uppercase;color:var(--glow)}
.lede{font-size:clamp(16px,1.6vw,18px);line-height:1.75;color:var(--text-2)}
.muted{color:var(--muted)}
.skip{position:absolute;left:-999px;top:0;background:var(--glow);color:var(--ground);padding:8px 12px;z-index:100}
.skip:focus{left:12px}

/* top bar */
.bar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:16px;position:relative}
.brand{display:flex;align-items:center;gap:12px;color:var(--text);text-decoration:none;font-family:var(--display);font-weight:500;font-size:18px;letter-spacing:.14em;text-transform:uppercase;white-space:nowrap}
.lamp{width:11px;height:11px;border-radius:50%;background:var(--red);box-shadow:0 0 0 3px rgba(226,59,46,.16),0 0 14px rgba(226,59,46,.6);animation:breathe 6s ease-in-out infinite;flex:none}
@keyframes breathe{0%,100%{box-shadow:0 0 0 3px rgba(226,59,46,.16),0 0 10px rgba(226,59,46,.5)}50%{box-shadow:0 0 0 5px rgba(226,59,46,.2),0 0 26px rgba(226,59,46,.7)}}
@media (prefers-reduced-motion:reduce){.lamp{animation:none}html{scroll-behavior:auto}}
.bar nav{display:flex;gap:18px;flex-wrap:nowrap;justify-content:flex-end;white-space:nowrap}
.bar nav a{color:var(--muted);text-decoration:none;font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;padding:4px 0}
.bar nav a:hover,.bar nav a[aria-current]{color:var(--text)}
.bar nav a[aria-current]{border-bottom:2px solid var(--glow)}
.menu{display:none}
@media (max-width:960px){
  .bar nav{display:none}
  .menu{display:block;position:relative}
  .menu summary{list-style:none;cursor:pointer;color:var(--text);font-size:12px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;padding:8px 12px;border:1px solid var(--line);border-radius:6px}
  .menu summary::-webkit-details-marker{display:none}
  .menu[open] summary{background:var(--panel-2)}
  .menu nav{display:flex;flex-direction:column;gap:0;position:absolute;right:0;top:calc(100% + 8px);background:var(--panel);border:1px solid var(--line);border-radius:10px;min-width:240px;padding:8px;z-index:50;box-shadow:0 20px 50px rgba(0,0,0,.5)}
  .menu nav a{padding:12px 14px;border-radius:6px;color:var(--text-2);text-decoration:none;font-size:13px;font-weight:600;letter-spacing:.14em;text-transform:uppercase}
  .menu nav a:hover,.menu nav a[aria-current]{background:var(--panel-2);color:var(--text)}
}

/* hero (home + book) */
.hero{position:relative;overflow:hidden;text-align:center;padding-block:clamp(28px,4vw,48px) clamp(36px,5vw,56px);isolation:isolate}
.hero .art{position:absolute;inset:0;z-index:-1;background:url("/assets/hero-art.jpg") center top/cover no-repeat}
.hero .art::after{content:"";position:absolute;inset:0;background:radial-gradient(45% 55% at 50% 42%,rgba(5,14,23,.85) 0%,rgba(5,14,23,.55) 55%,rgba(5,14,23,0) 100%),linear-gradient(180deg,rgba(5,14,23,.2) 0%,rgba(5,14,23,.4) 35%,rgba(5,14,23,.94) 68%,var(--ground) 100%)}
.hero .inner{max-width:680px;margin:0 auto;padding-inline:var(--gutter)}
.hero .label{margin-bottom:clamp(18px,3vw,28px);color:var(--text);opacity:.8;font-size:11px}
.hero .title{width:min(420px,80%);margin:0 auto;filter:drop-shadow(0 8px 24px rgba(0,0,0,.6))}
.hero .sub1{margin-top:18px;font-weight:700;font-size:clamp(13px,1.6vw,16px);letter-spacing:.24em;text-transform:uppercase;color:var(--text)}
.hero .sub2{margin-top:6px;font-weight:500;font-size:clamp(10px,1.2vw,12px);letter-spacing:.24em;text-transform:uppercase;color:var(--text-2);line-height:1.8}
.hero .orn{width:min(420px,78%);margin:16px auto 22px;opacity:.9}
.hero .lede{max-width:58ch;margin:0 auto;text-align:center;font-size:15px;line-height:1.7}
.cta-row{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:24px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 22px;border-radius:6px;text-decoration:none;font-weight:700;font-size:13px;letter-spacing:.14em;text-transform:uppercase;border:1px solid transparent;transition:transform .15s ease,background .15s ease,border-color .15s ease;cursor:pointer;font-family:var(--body)}
.btn:hover{transform:translateY(-1px)}
.btn-glow{background:var(--glow);color:var(--ground)}
.btn-glow:hover{background:#8ddcf5}
.btn-line{background:transparent;color:var(--text);border-color:var(--line)}
.btn-line:hover{border-color:var(--glow)}
.fineprint{margin-top:14px;font-size:12px;color:var(--muted)}

/* page header for inner pages */
.ph{padding-block:clamp(28px,5vw,56px) clamp(20px,3vw,32px);border-bottom:1px solid var(--line)}
.ph .label{margin-bottom:12px}
.ph .lede{margin-top:16px;max-width:64ch}
.crumbs{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:14px}
.crumbs a{color:var(--muted);text-decoration:none}
.crumbs a:hover{color:var(--text)}
.crumbs span{margin-inline:8px;opacity:.5}

/* prose */
.prose{padding-block:clamp(28px,4vw,48px)}
.prose p,.prose li{font-size:17px;line-height:1.8;color:var(--text-2)}
.prose p+p,.prose ul,.prose ol{margin-top:18px}
.prose h2{margin-top:44px;margin-bottom:14px;font-size:clamp(24px,3vw,32px)}
.prose h3{margin-top:30px;margin-bottom:10px}
.prose strong,.prose b{color:var(--text)}
.prose em{color:var(--text)}
.prose blockquote{margin:24px 0;padding:18px 22px;border-left:3px solid var(--glow);background:var(--panel);border-radius:0 8px 8px 0;font-size:17px}
.prose ul,.prose ol{padding-left:22px}
.prose li+li{margin-top:8px}
.prose hr{border:0;border-top:1px solid var(--line);margin:36px 0}
.prose .note-list p{font-size:15px;line-height:1.75}
.prose .note-list p+p{margin-top:14px}
.prose .note-list h2{font-size:22px;margin-top:40px;padding-top:24px;border-top:1px solid var(--line)}

/* strips & grids */
.section{padding-block:clamp(36px,5vw,64px)}
.section.alt{background:var(--panel);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{margin-bottom:clamp(20px,3vw,32px)}
.sec-head .label{margin-bottom:10px}
.sec-head p.lede{margin-top:12px;max-width:62ch}
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:20px 22px;text-decoration:none;color:inherit;display:flex;flex-direction:column;gap:8px;transition:border-color .15s ease,transform .15s ease}
a.card:hover{border-color:var(--glow);transform:translateY(-2px)}
.card .k{font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:var(--glow);font-weight:600}
.card h3{font-size:20px;letter-spacing:.03em}
.card p{font-size:14px;line-height:1.65;color:var(--text-2)}
.card .more{margin-top:auto;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--glow);font-weight:700}
.strip{background:var(--panel);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.strip .wrap{display:grid;grid-template-columns:repeat(3,1fr);gap:0}
.strip .cell{padding:28px 24px;border-left:1px solid var(--line)}
.strip .cell:first-child{border-left:0;padding-left:0}
.strip .cell:last-child{padding-right:0}
.strip .k{margin-bottom:10px}
.strip .v{font-family:var(--display);font-weight:500;font-size:20px;line-height:1.3;color:var(--text);text-transform:uppercase;letter-spacing:.03em}
.strip .d{margin-top:8px;font-size:14px;color:var(--muted)}
@media (max-width:760px){.strip .wrap{grid-template-columns:1fr}.strip .cell{border-left:0;border-top:1px solid var(--line);padding-inline:0}.strip .cell:first-child{border-top:0}}
.heard{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--panel)}
.heard .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px 26px;padding-block:14px}
.heard .k{font-size:11px;letter-spacing:.28em;text-transform:uppercase;color:var(--muted);font-weight:600}
.heard span{font-family:var(--display);font-size:15px;letter-spacing:.08em;text-transform:uppercase;color:var(--text-2)}

/* callouts */
.callout{border:1px solid var(--line);border-left:4px solid var(--glow);background:var(--panel);border-radius:0 10px 10px 0;padding:18px 20px;margin:24px 0}
.callout.red{border-left-color:var(--red)}
.callout.gold{border-left-color:var(--gold)}
.callout .k{font-size:11px;letter-spacing:.24em;text-transform:uppercase;font-weight:700;color:var(--text);margin-bottom:6px}
.callout.red .k{color:#ff8a80}
.callout p{font-size:15px;line-height:1.7}
.callout p+p{margin-top:10px}

/* technique page */
.tech-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.pill{font-size:11px;letter-spacing:.2em;text-transform:uppercase;font-weight:700;color:var(--text-2);border:1px solid var(--line);border-radius:999px;padding:6px 12px;text-decoration:none}
a.pill:hover{border-color:var(--glow);color:var(--text)}
.pill.red{border-color:rgba(226,59,46,.5);color:#ff8a80}
.tool-list{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.tool-list li{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:14px 16px}
.tool-list a{text-decoration:none;color:var(--text);font-family:var(--display);font-size:18px;letter-spacing:.04em;text-transform:uppercase}
.tool-list .ch{display:block;font-size:12px;color:var(--muted);letter-spacing:.12em;text-transform:uppercase;margin-top:4px}

/* learn list (book page) */
.learn ol{list-style:none;padding:0;margin:28px 0 0;display:grid;gap:14px}
.learn li{display:flex;gap:16px;align-items:flex-start;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px 20px}
.learn li .n{font-family:var(--display);font-size:26px;color:var(--glow);line-height:1;min-width:34px}
.learn li b{color:var(--text)}
.learn li .ch{display:block;margin-top:6px;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted)}
.learn li p,.learn li div{font-size:15px;line-height:1.65}

/* downloads */
.tracks{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.track{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:20px 22px}
.track .n{font-family:var(--display);font-size:30px;color:var(--glow);line-height:1;margin-bottom:10px}
.track h3{font-size:20px}
.track p{font-size:14px;line-height:1.65;margin-top:8px}
.track .spec{font-size:12px;color:var(--muted);letter-spacing:.08em;text-transform:uppercase;margin-top:12px}
.track .status{display:inline-block;margin-top:12px;font-size:11px;letter-spacing:.2em;text-transform:uppercase;font-weight:700;color:var(--ok)}
.track .status.soon{color:var(--gold)}

/* signup */
.signup{background:var(--panel-2);border:1px solid var(--line);border-radius:14px;padding:clamp(22px,3vw,34px)}
.signup form{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.signup input[type=email]{flex:1 1 260px;min-height:46px;border-radius:6px;border:1px solid var(--line);background:var(--ground);color:var(--text);padding:0 14px;font:inherit;font-size:15px}
.signup .ok{margin-top:12px;font-size:14px;color:var(--ok)}
.signup .fineprint{margin-top:12px}
.contact{background:var(--panel-2);border:1px solid var(--line);border-radius:14px;padding:clamp(22px,3vw,34px);margin-top:8px}
.contact .two{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.contact .field{display:flex;flex-direction:column;gap:6px;margin-top:14px}
.contact .two .field{margin-top:0}
.contact label{font-size:11px;letter-spacing:.18em;text-transform:uppercase;font-weight:700;color:var(--muted)}
.contact input[type=text],.contact input[type=email],.contact select,.contact textarea{width:100%;min-height:46px;border-radius:6px;border:1px solid var(--line);background:var(--ground);color:var(--text);padding:10px 14px;font:inherit;font-size:15px;line-height:1.5}
.contact textarea{resize:vertical;min-height:160px}
.contact select{appearance:none;-webkit-appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 20px) 20px,calc(100% - 14px) 20px;background-size:6px 6px;background-repeat:no-repeat;padding-right:40px}
.contact input:focus,.contact select:focus,.contact textarea:focus{outline:2px solid var(--glow);outline-offset:1px;border-color:transparent}
.contact .actions{display:flex;align-items:center;flex-wrap:wrap;gap:16px;margin-top:20px}
.contact .ok{font-size:14px;color:var(--ok);margin:0}
.contact .ok.warn{color:var(--gold)}
.prose .contact .fineprint,.contact .fineprint{margin-top:14px;font-size:12px;line-height:1.6;color:var(--muted)}
@media (max-width:640px){.contact .two{grid-template-columns:1fr}.contact .two .field+.field{margin-top:14px}}

/* buy */
.buy .opts{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));margin-top:20px}
.buy .opt{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:20px 22px}
.buy .opt h3{font-size:20px}
.buy .opt p{font-size:14px;margin-top:8px;line-height:1.65}
.buy .opt .btn{margin-top:14px}
.buy .opt .status{display:inline-block;margin-top:16px;padding:11px 18px;border:1px dashed rgba(201,162,39,.45);border-radius:4px;font-size:11px;letter-spacing:.2em;text-transform:uppercase;font-weight:700;color:var(--gold)}

/* author */
.author-row{display:grid;grid-template-columns:200px 1fr;gap:28px;align-items:start}
.author-row img{border-radius:10px;border:1px solid var(--line)}
@media (max-width:640px){.author-row{grid-template-columns:1fr}.author-row img{max-width:220px}}

/* faq */
.faq details{border-top:1px solid var(--line);padding:16px 0}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;font-family:var(--display);font-size:20px;letter-spacing:.03em;text-transform:uppercase;color:var(--text);list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--glow);font-size:24px;line-height:1}
.faq details[open] summary::after{content:"−"}
.faq .a{padding-top:12px}
.faq .a p{font-size:16px;line-height:1.75}
.faq .a p+p{margin-top:12px}

/* chooser */
.chooser{display:grid;gap:12px}
.row{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:16px 18px}
.row b{color:var(--text);display:block;margin-bottom:6px;font-size:16px}
.row p{font-size:15px;line-height:1.7}

/* footer */
footer{border-top:1px solid var(--line);margin-top:clamp(40px,6vw,80px);padding-block:36px 44px;background:var(--panel)}
.foot{display:grid;gap:28px;grid-template-columns:1.4fr 1fr 1fr 1fr}
.foot h4{color:var(--muted);font-size:12px;letter-spacing:.24em;margin-bottom:12px}
.foot a{display:block;color:var(--text-2);text-decoration:none;font-size:14px;padding:4px 0}
.foot a:hover{color:var(--text)}
.foot p{font-size:13px;color:var(--muted);line-height:1.7}
.foot .brand{font-size:16px;margin-bottom:10px}
@media (max-width:760px){.foot{grid-template-columns:1fr 1fr}}
@media (max-width:460px){.foot{grid-template-columns:1fr}}
.legal{margin-top:28px;padding-top:18px;border-top:1px solid var(--line);font-size:12px;color:var(--muted);line-height:1.7}
/* Research Library */
.verdict{display:inline-block;padding:5px 10px;border-radius:4px;font-size:11px;letter-spacing:.18em;text-transform:uppercase;font-weight:700;border:1px solid var(--line)}
.v-science{color:var(--ok);border-color:rgba(92,214,160,.45);background:rgba(92,214,160,.08)}
.v-promising{color:var(--glow);border-color:rgba(111,211,242,.45);background:rgba(111,211,242,.08)}
.v-mixed{color:var(--gold);border-color:rgba(201,162,39,.5);background:rgba(201,162,39,.08)}
.v-mechanism{color:var(--text-2);border-color:var(--line);background:var(--panel)}
.v-craft{color:var(--red);border-color:rgba(226,59,46,.45);background:rgba(226,59,46,.08)}
.vlegend{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:10px 22px;margin-top:12px}
.vkey{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--text-2)}
.rgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:22px;margin-top:22px}
.rcard{display:flex;flex-direction:column;gap:12px;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:26px 28px 24px;color:var(--text);text-decoration:none;transition:border-color .2s,transform .2s}
.rcard:hover{border-color:var(--glow);transform:translateY(-2px)}
.rcard .verdict{align-self:flex-start}
.rcard h3{font-family:var(--body);font-weight:600;text-transform:none;letter-spacing:0;font-size:19px;line-height:1.35;color:var(--text)}
.rcard p{font-size:14.5px;line-height:1.7;color:var(--text-2);flex:1}
.rcard .rmeta{font-size:11px;color:var(--muted);letter-spacing:.18em;text-transform:uppercase;font-weight:600;margin-top:4px}
.studies{display:flex;flex-direction:column;gap:14px;margin-top:6px}
.study{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px 20px}
.study .cite{font-size:14px;line-height:1.6;color:var(--text)}
.study .slink{white-space:nowrap;font-size:13px;margin-left:6px}
.study dl{display:grid;grid-template-columns:1fr 1fr;gap:10px 18px;margin:12px 0 0}
.study dl div{min-width:0}
.study dt{font-size:11px;letter-spacing:.18em;text-transform:uppercase;font-weight:700;color:var(--muted)}
.study dd{font-size:14px;line-height:1.6;color:var(--text-2);margin:4px 0 0}
.prose .study p{font-size:14px;line-height:1.6}
.pn{display:flex;justify-content:space-between;gap:16px;margin-top:34px;padding-top:18px;border-top:1px solid var(--line);font-size:14px}
.pn a{max-width:48%}
@media (max-width:640px){.study dl{grid-template-columns:1fr}.pn{flex-direction:column}.pn a{max-width:none}}
.facts{display:grid;grid-template-columns:1fr;gap:10px;margin:12px 0 0}
.facts div{display:grid;grid-template-columns:150px 1fr;gap:12px;padding:8px 0;border-top:1px solid var(--line)}
.facts div:first-child{border-top:0}
.facts dt{font-size:11px;letter-spacing:.18em;text-transform:uppercase;font-weight:700;color:var(--muted);padding-top:3px}
.facts dd{margin:0;font-size:15px;line-height:1.6;color:var(--text-2)}
.prose .facts dd{font-size:15px}
.reviewed{color:var(--muted)}
@media (max-width:640px){.facts div{grid-template-columns:1fr;gap:4px}}
.gterm{padding:18px 0 6px;border-top:1px solid var(--line)}
.gterm h3{font-size:20px;margin-bottom:6px;scroll-margin-top:90px}
.gterm p{font-size:16px;line-height:1.75}
.ctable-wrap{overflow-x:auto;margin:6px 0 10px;border:1px solid var(--line);border-radius:12px;background:var(--panel)}
.ctable{width:100%;border-collapse:collapse;font-size:14px;min-width:520px}
.ctable th,.ctable td{padding:12px 14px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line);line-height:1.5}
.ctable thead th{font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);font-weight:700}
.ctable tbody th{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:700;width:120px}
.ctable tbody tr:last-child th,.ctable tbody tr:last-child td{border-bottom:0}
.ctable td:last-child{color:var(--text)}
.qa{padding:14px 0;border-top:1px solid var(--line)}
.qa h3{font-size:18px;margin-bottom:6px}
.qa p{font-size:16px}
.answer{background:var(--panel-2);border-left:3px solid var(--glow);border-radius:0 12px 12px 0;padding:18px 22px;margin-bottom:8px}
.answer p{font-size:18px;line-height:1.75;color:var(--text)}
.steps{counter-reset:s;list-style:none;padding:0;margin:8px 0 0}
.steps li{position:relative;padding:10px 0 10px 44px;border-top:1px solid var(--line);font-size:16px;line-height:1.7;color:var(--text-2)}
.steps li::before{counter-increment:s;content:counter(s);position:absolute;left:0;top:10px;width:28px;height:28px;border-radius:50%;background:var(--panel);border:1px solid var(--line);color:var(--glow);font:600 13px/26px Oswald,sans-serif;text-align:center}
.qgroup{margin-top:32px}
.qgroup h2{margin-bottom:4px;scroll-margin-top:90px}
.qgroup ul,.qlist{list-style:none;padding:0;margin:12px 0 0}
.qgroup li,.qlist li{border-top:1px solid var(--line);padding:12px 0;font-size:16px}
.qgroup li a,.qlist li a{color:var(--text);text-decoration:none}
.qgroup li a:hover,.qlist li a:hover{color:var(--glow)}
.prose .qlist li{font-size:16px}

/* Formatting pass: breathing room */
.theme{margin-top:44px}
.theme h2{font-size:clamp(22px,2.6vw,30px);letter-spacing:.06em;padding-bottom:12px;border-bottom:1px solid var(--line)}
.legend-box{border:1px solid var(--line);background:var(--panel);border-radius:14px;padding:22px 26px}
.legend-box .label{margin-bottom:14px}
.vlegend{gap:14px 28px}
.vkey span:last-child{line-height:1.5}
.studies{gap:18px;margin-top:10px}
.study{padding:22px 24px}
.study .cite{line-height:1.7;max-width:72ch}
.study dl{gap:14px 24px;margin-top:16px}
.study dt{margin-bottom:2px}
.study dd{line-height:1.65}
.tech-meta{display:flex;flex-wrap:wrap;gap:10px 10px}
.prose h2{margin-top:44px}
.prose h2+p,.prose h2+ol,.prose h2+div{margin-top:14px}
.qa{padding:16px 0}
.answer{padding:22px 26px;margin-bottom:12px}
.steps li{padding:12px 0 12px 46px}
.gterm{padding:22px 0 10px}
.rcard .verdict{margin-bottom:2px}
@media (max-width:760px){.rgrid{grid-template-columns:1fr;gap:16px}.rcard{padding:22px}.theme{margin-top:34px}.legend-box{padding:18px 18px}}
.vlegend{grid-template-columns:repeat(2,minmax(0,1fr))}
.vkey{align-items:flex-start}
.vkey .verdict{flex:0 0 auto;min-width:96px;text-align:center}
@media (max-width:640px){.vlegend{grid-template-columns:1fr}}
/* Rooms grid and toolkit list: more room */
.grid{gap:22px;grid-template-columns:repeat(auto-fill,minmax(320px,1fr))}
.card{padding:26px 28px 24px;gap:10px;border-radius:14px}
.card h3{font-size:22px;line-height:1.15}
.card p{font-size:14.5px;line-height:1.7}
.card .more{margin-top:14px}
.tool-list{gap:14px}
.tool-list li{padding:20px 24px;border-radius:12px}
.tool-list a{font-size:20px}
.tool-list .ch{margin-top:6px}
.tool-list li p{margin-top:10px !important;line-height:1.65}
@media (max-width:760px){.grid{grid-template-columns:1fr;gap:16px}.card{padding:22px}}

/* ---------- Breathing pacer ---------- */
.pacer{border:1px solid var(--line);background:linear-gradient(180deg,var(--panel),var(--ground));border-radius:16px;padding:26px 24px 22px;margin:30px 0;text-align:center}
.pacer .label{margin-bottom:6px}
.pacer-note{font-size:14px;color:var(--muted);max-width:44ch;margin:0 auto 18px}
.pacer-stage{position:relative;width:min(260px,70vw);aspect-ratio:1;margin:6px auto 14px;display:grid;place-items:center}
.pacer-ring{position:absolute;inset:0;border-radius:50%;border:1px dashed var(--line)}
.pacer-orb{position:absolute;inset:0;border-radius:50%;transform:scale(.42);background:radial-gradient(circle at 50% 42%,rgba(111,211,242,.55),rgba(42,156,194,.28) 55%,rgba(42,156,194,.06) 72%,transparent 74%);box-shadow:0 0 60px rgba(111,211,242,.18);will-change:transform}
.pacer-orb.k-hold{background:radial-gradient(circle at 50% 42%,rgba(201,162,39,.45),rgba(201,162,39,.2) 55%,rgba(201,162,39,.05) 72%,transparent 74%)}
.pacer-read{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;gap:2px}
.pacer-word{font-family:var(--display);text-transform:uppercase;letter-spacing:.08em;color:var(--text);font-size:20px;line-height:1.15;max-width:12ch}
.pacer-count{font-family:var(--display);font-size:34px;color:var(--glow);min-height:40px;line-height:1.1}
.pacer-round{font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);min-height:18px}
.pacer-vs{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin:4px 0 16px}
.pacer-v{background:transparent;border:1px solid var(--line);color:var(--text-2);border-radius:999px;padding:7px 14px;font:600 12px/1 var(--body);letter-spacing:.08em;cursor:pointer}
.pacer-v[aria-pressed="true"]{border-color:var(--glow);color:var(--text);background:var(--glow-soft)}
.pacer-fine{font-size:13px;color:var(--muted);margin-top:14px}
@media (prefers-reduced-motion: reduce){.pacer-orb{transform:scale(.7)!important}}

/* ---------- Deep technique pages ---------- */
.tsteps{counter-reset:s;list-style:none;padding:0;margin:18px 0 0;display:grid;gap:12px}
.tsteps li{counter-increment:s;position:relative;padding:14px 18px 14px 58px;border:1px solid var(--line);border-radius:10px;background:var(--panel)}
.tsteps li::before{content:counter(s);position:absolute;left:16px;top:13px;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;font:600 13px/1 var(--body);color:var(--ground);background:var(--glow)}
.twhen{display:grid;gap:8px;padding-left:20px;margin-top:14px}
.tmist{display:grid;gap:14px;margin-top:16px}
.tmist div{border-left:3px solid var(--gold);padding:4px 0 4px 16px}
.tmist b{display:block;color:var(--text);font-weight:600;margin-bottom:4px}
.excerpt{margin:30px 0;padding:22px 26px;border-left:3px solid var(--glow);background:var(--panel);border-radius:0 12px 12px 0;font-size:17px;line-height:1.8;color:var(--text)}
.excerpt p+p{margin-top:12px}
.excerpt cite{display:block;margin-top:12px;font-style:normal;font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted)}
.tjump{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.prose .tsteps{padding-left:0;margin-left:0}
.prose .tsteps li{margin:0}
.bh-form{margin-top:16px;min-height:52px}

/* ---------- Practice room ---------- */
.room{position:relative;border:1px solid var(--line);background:linear-gradient(180deg,var(--panel),var(--ground));border-radius:18px;padding:26px 24px 26px;text-align:center;overflow:hidden}
.room-bar{position:absolute;left:0;right:0;top:0;height:3px;background:var(--line)}
.room-bar i{display:block;height:100%;width:0;background:var(--glow);transition:width .6s ease}
.room-step{font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);min-height:18px;margin-top:4px}
.room .pacer-stage{width:min(300px,74vw)}
.room .pacer-word{max-width:16ch;font-size:22px}
.room-note{max-width:46ch;margin:4px auto 18px;color:var(--text-2);font-size:16px;min-height:52px}
.room-ctl{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.room-ctl [hidden]{display:none}
.pacer-orb.k-cue{background:radial-gradient(circle at 50% 42%,rgba(111,211,242,.22),rgba(42,156,194,.1) 55%,transparent 72%);box-shadow:none}
.room.paused .pacer-orb{opacity:.5}
.room-dim{filter:brightness(.78)}
.cal-form{display:flex;flex-wrap:wrap;gap:14px;align-items:flex-end;margin-top:18px}
.cal-form label{display:flex;flex-direction:column;gap:6px;font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.cal-form input{min-height:46px;border-radius:6px;border:1px solid var(--line);background:var(--ground);color:var(--text);padding:0 12px;font:inherit;font-size:15px;color-scheme:dark}
.signup .already{margin-top:16px;padding:14px 16px;border:1px solid var(--line);border-left:3px solid var(--ok);border-radius:0 8px 8px 0;background:var(--ground);color:var(--text);font-size:15px}
.signup .blist{list-style:none;padding:0;margin:16px 0 4px;display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:7px 20px}
.signup .blist li{position:relative;padding-left:24px;font-size:14.5px;line-height:1.45;color:var(--text)}
.signup .blist li::before{content:"";position:absolute;left:2px;top:5px;width:11px;height:6px;border-left:2px solid var(--glow);border-bottom:2px solid var(--glow);transform:rotate(-45deg)}
@media (min-width:760px){.hero .label{white-space:nowrap}}
@media (max-width:759px){.hero .label{min-height:3.4em;display:flex;align-items:flex-end;justify-content:center}}
/* Book page header: the kicker becomes a gold badge so the page reads as the book, not the home page */
.hero .label .badge{display:inline-block;padding:5px 14px 5px 17px;border:1px solid rgba(201,162,39,.75);border-radius:999px;color:#E9CF7A;background:rgba(5,14,23,.55);margin-block:-6px;white-space:nowrap}
.hero .label .badge i{font-style:normal;color:rgba(201,162,39,.8);padding-inline:4px}
@media (max-width:759px){.hero .label .badge .bmid{display:none}}
/* About: author card above a full-width bio */
.about-card{display:grid;grid-template-columns:240px 1fr;gap:32px;align-items:center;padding:22px;margin:0 0 34px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.025)}
.about-card img{width:100%;height:auto;border-radius:10px;display:block}
.prose .about-card p.label{margin:0 0 10px;font-size:11.5px;letter-spacing:.24em;line-height:1.5;color:var(--glow)}
.prose .about-card p.about-roles{font-family:var(--display);font-weight:500;font-size:clamp(21px,2.3vw,25px);letter-spacing:.05em;text-transform:uppercase;margin:0 0 16px;color:var(--text);line-height:1.2}
.about-roles span{white-space:nowrap}
.about-roles i{font-style:normal;color:var(--glow);padding-inline:3px}
.prose .about-card ul.about-facts{list-style:none;padding:0;margin:0 0 20px}
.prose .about-card .about-facts li{position:relative;padding-left:18px;margin:0 0 8px;font-size:15px;line-height:1.5}
.about-facts li::before{content:"";position:absolute;left:0;top:.6em;width:7px;height:7px;border-radius:50%;background:var(--glow);opacity:.8}
.about-facts b{color:var(--text);font-weight:600}
.about-card .cta-row{justify-content:flex-start;margin:0;gap:10px}
@media (max-width:640px){.about-card{grid-template-columns:1fr;gap:20px;padding:18px}.about-card img{max-width:260px;margin-inline:auto}}
/* Attribution: byline under page titles, source box at the end of content pages */
.ph .byline{margin-top:14px;font-size:14px;line-height:1.6;color:var(--muted)}
.ph .byline a{color:var(--text-2);text-decoration:none;border-bottom:1px solid rgba(111,211,242,.35)}
.ph .byline a:hover{color:var(--glow)}
.ph .byline cite{font-style:italic}
.ph .byline .sep{padding-inline:6px;color:var(--gold)}
.ph .byline a.buy{color:#E9CF7A;border-bottom-color:rgba(201,162,39,.6);font-weight:600}
.srcbox{padding-block:8px clamp(40px,6vw,64px)}
.srcbox .sb{display:grid;grid-template-columns:118px 1fr;gap:26px;align-items:start;padding:22px;border:1px solid var(--line);border-radius:14px;background:linear-gradient(135deg,rgba(111,211,242,.06),rgba(201,162,39,.04))}
.srcbox .sb-cover img{width:100%;height:auto;display:block;border-radius:4px;box-shadow:0 10px 26px rgba(0,0,0,.45)}
.srcbox .label{margin:0 0 8px}
.srcbox .sb-lead{margin:0 0 8px;font-size:16px;line-height:1.65;color:var(--text)}
.srcbox .sb-when{margin:0;font-size:15px;line-height:1.6;color:var(--text-2)}
.srcbox .cta-row{justify-content:flex-start;margin-top:16px;gap:10px}
.srcbox .sb-cite{margin:16px 0 0;font-size:12.5px;line-height:1.55;color:var(--muted);word-break:break-word}
.srcbox .btn{padding:0 18px}
@media (max-width:560px){.srcbox .sb{display:block;padding:18px}.srcbox .sb-cover{float:left;width:78px;margin:4px 16px 8px 0}.srcbox .cta-row{clear:both;padding-top:4px}.srcbox .cta-row .btn{flex:1 1 100%}.srcbox .sb-cite{clear:both}}
/* Sticky site header, desktop and mobile */
.site-head{position:sticky;top:0;z-index:60;background:rgba(5,14,23,.82);-webkit-backdrop-filter:saturate(140%) blur(12px);backdrop-filter:saturate(140%) blur(12px);border-bottom:1px solid transparent;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease}
.site-head .bar{transition:padding .2s ease}
.site-head.scrolled{background:rgba(5,14,23,.92);border-bottom-color:var(--line);box-shadow:0 8px 24px rgba(0,0,0,.35)}
.site-head.scrolled .bar{padding-block:11px}
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){.site-head{background:rgba(5,14,23,.97)}}
@media (max-width:960px){.site-head .menu nav{max-height:calc(100vh - 90px);overflow-y:auto}}
@media (prefers-reduced-motion:reduce){.site-head,.site-head .bar{transition:none}}
/* Brand mark: the breath image in a softly breathing ring (replaces the red lamp) */
.brand .mark{width:36px;height:36px;border-radius:50%;object-fit:cover;flex:none;display:block;box-shadow:0 0 0 1px rgba(111,211,242,.45),0 0 12px rgba(111,211,242,.28)}
.site-head.scrolled .brand .mark{width:32px;height:32px}
.brand .mark{transition:width .2s ease,height .2s ease}
@media (max-width:560px){.brand .mark{width:32px;height:32px}.site-head.scrolled .brand .mark{width:30px;height:30px}}
@media (prefers-reduced-motion:reduce){.brand .mark{animation:none;transition:none}}
@media (max-width:400px){.brand{gap:10px;font-size:16px;letter-spacing:.11em}.brand .mark,.site-head.scrolled .brand .mark{width:28px;height:28px}}
/* Book page: the chapter 9 "joy on command" quote */
.prose blockquote.joyq{border-left-color:var(--gold);background:linear-gradient(135deg,rgba(201,162,39,.08),rgba(111,211,242,.04));font-size:clamp(18px,2vw,21px);line-height:1.6;color:var(--text);padding:22px 24px;margin-top:30px}
.prose blockquote.joyq b{color:#E9CF7A;font-weight:600}
.prose blockquote.joyq cite{display:block;margin-top:10px;font-style:normal;font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted)}

/* =====================================================================
   The breathing site: one 10 s breath (4 s in, 6 s out) shared by the
   logo, the hero and the main button. Still under reduced motion and
   whenever the visitor presses the pause control.
   ===================================================================== */
@property --b{syntax:'<number>';inherits:false;initial-value:0}
@keyframes jx-breath{
  0%{--b:0;animation-timing-function:cubic-bezier(.37,0,.63,1)}
  40%{--b:1;animation-timing-function:cubic-bezier(.2,.55,.45,1)}
  100%{--b:0}
}
.brand .mark{animation:jx-breath 10s linear infinite;
  box-shadow:0 0 0 calc(1px + var(--b) * 1.2px) rgba(111,211,242,calc(.38 + var(--b) * .2)),
             0 0 calc(6px + var(--b) * 24px) rgba(111,211,242,calc(.14 + var(--b) * .42))}
/* Button glow and the pause dot use opacity/transform keyframes so the
   browser can run them off the main thread (no repaint of the hero). */
@keyframes jx-breath-glow{
  0%{opacity:.15;animation-timing-function:cubic-bezier(.37,0,.63,1)}
  40%{opacity:1;animation-timing-function:cubic-bezier(.2,.55,.45,1)}
  100%{opacity:.15}}
@keyframes jx-breath-scale{
  0%{transform:scale(.7);opacity:.55;animation-timing-function:cubic-bezier(.37,0,.63,1)}
  40%{transform:scale(1.4);opacity:1;animation-timing-function:cubic-bezier(.2,.55,.45,1)}
  100%{transform:scale(.7);opacity:.55}}
.hero .btn-glow{position:relative;isolation:isolate}
.hero .btn-glow::after{content:"";position:absolute;inset:-2px;border-radius:8px;z-index:-1;pointer-events:none;
  box-shadow:0 0 30px 4px rgba(111,211,242,.5);opacity:.15;will-change:opacity;animation:jx-breath-glow 10s linear infinite}

/* WebGL hero canvas sits on the cover art, under the darkening veil */
.hero .art-gl{position:absolute;inset:0;width:100%;height:100%;display:block;opacity:0;transition:opacity 1.4s ease}
.hero .art-gl.on{opacity:1}
/* Lighter fallback for low-power devices: the whole picture breathes */
.jx-css-hero .hero .art{animation:jx-breath 10s linear infinite;transform-origin:50% 72%;
  transform:scale(calc(1.015 + (1 - var(--b)) * .035));filter:brightness(calc(.95 + var(--b) * .12))}

/* Pause control: header on desktop, inside the menu on phones */
.breath-toggle{flex:none;height:30px;border-radius:999px;border:1px solid var(--line);background:transparent;display:inline-flex;align-items:center;gap:8px;cursor:pointer;padding:0 12px 0 10px;margin-left:6px;color:var(--muted);font:600 10.5px/1 var(--body);letter-spacing:.14em;text-transform:uppercase;white-space:nowrap}
.breath-toggle:hover{color:var(--text)}
.breath-toggle .bt-ring{flex:none}
.breath-toggle:hover{border-color:var(--glow)}
.breath-toggle:focus-visible,.menu-still:focus-visible{outline:2px solid var(--glow);outline-offset:2px}
.breath-toggle .bt-ring{width:10px;height:10px;border-radius:50%;background:var(--glow);will-change:transform;animation:jx-breath-scale 10s linear infinite}
.menu-still{display:none}
@media (max-width:960px){
  .bar .breath-toggle{display:none}
  .menu nav .menu-still{display:flex;align-items:center;gap:10px;margin-top:6px;padding:12px 14px;border:0;border-top:1px solid var(--line);border-radius:0 0 6px 6px;background:transparent;color:var(--muted);font:600 12px/1 var(--body);letter-spacing:.14em;text-transform:uppercase;cursor:pointer;text-align:left}
  .menu-still::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--glow);animation:jx-breath-scale 10s linear infinite}
}
html[data-still] .breath-toggle .bt-ring{border-radius:1px;width:9px;height:9px;background:transparent;border-left:3px solid var(--glow);border-right:3px solid var(--glow);transform:none;opacity:1}

/* Still: no ambient motion at all */
html[data-still] .brand .mark,html[data-still] .hero .btn-glow::after,html[data-still] .breath-toggle .bt-ring,
html[data-still] .menu-still::before,html[data-still].jx-css-hero .hero .art{animation:none;--b:.35}
html[data-still] .hero .btn-glow::after{opacity:.35}
@media (prefers-reduced-motion:reduce){
  .brand .mark,.hero .btn-glow::after,.breath-toggle .bt-ring,.menu-still::before,
  .jx-css-hero .hero .art{animation:none;--b:.35}
  .hero .btn-glow::after{opacity:.35}
  .hero .art-gl{transition:none}
}

/* Pages arrive like an exhale (cross-document view transitions; ignored where unsupported) */
@media (prefers-reduced-motion:no-preference){
  @view-transition{navigation:auto}
  .site-head{view-transition-name:jx-head}
  ::view-transition-old(root){animation:jx-vt-out .56s cubic-bezier(.4,0,1,1) both}
  ::view-transition-new(root){animation:jx-vt-in 1.24s cubic-bezier(.2,.6,.3,1) both}
}
@keyframes jx-vt-out{to{opacity:0}}
@keyframes jx-vt-in{from{opacity:0;translate:0 8px}}
html[data-still]::view-transition-old(root),html[data-still]::view-transition-new(root){animation-duration:.01s}

/* Sections settle into place as they scroll in (where supported) */
@supports (animation-timeline:view()){
  @media (prefers-reduced-motion:no-preference){
    html:not([data-still]) :is(.grid > .card,.strip .cell,.sec-head,.rgrid > .rcard,.srcbox .sb,.learn li,.about-card,.qa){
      animation:jx-settle linear both;animation-timeline:view();animation-range:entry 0% entry 75%}
  }
}
@keyframes jx-settle{from{opacity:.2;translate:0 26px}to{opacity:1;translate:0 0}}
.bar > nav{margin-left:auto}

/* =====================================================================
   Depth: the 3D book, the breathing orb, the tappable chooser, card tilt,
   the exhale line, and the layered title. Still under reduced motion and
   whenever the visitor presses the pause control.
   ===================================================================== */
@keyframes jx-breath-halo{
  0%{opacity:.35;animation-timing-function:cubic-bezier(.37,0,.63,1)}
  40%{opacity:.9;animation-timing-function:cubic-bezier(.2,.55,.45,1)}
  100%{opacity:.35}}

/* ---- The 3D book (Book page, "Get the book") ---- */
.buy-grid{display:grid;grid-template-columns:250px 1fr;gap:clamp(28px,5vw,64px);align-items:center;margin-bottom:12px}
.buy-main .fineprint{margin-top:16px;max-width:56ch;font-size:15px;line-height:1.75;color:var(--text-2)}
.buy-grid .buy-main{min-width:0}
.book3d{--ry:0;--rx:0;--base:20;--T:24px;position:relative;width:220px;aspect-ratio:640/1024;margin:10px auto 26px;perspective:1300px}
.book3d::before{content:"";position:absolute;inset:-18% -30%;border-radius:50%;pointer-events:none;
  background:radial-gradient(closest-side,rgba(111,211,242,.22),rgba(111,211,242,.07) 55%,transparent);
  opacity:.5;animation:jx-breath-halo 10s linear infinite}
.b3{position:absolute;inset:0;transform-style:preserve-3d;
  transform:rotateX(calc(var(--rx) * 1deg)) rotateY(calc((var(--base) + var(--ry)) * 1deg))}
.b3 > *{position:absolute;display:block;backface-visibility:hidden;-webkit-backface-visibility:hidden}
.b3-front{inset:0;width:100%;height:100%;object-fit:cover;transform:translateZ(calc(var(--T) / 2));border-radius:1px 3px 3px 1px}
.b3::after{content:"";position:absolute;inset:0;transform:translateZ(calc(var(--T) / 2 + .5px));border-radius:1px 3px 3px 1px;pointer-events:none;
  background:linear-gradient(90deg,rgba(0,0,0,.45) 0,rgba(255,255,255,.14) 1.6%,rgba(0,0,0,.12) 3.4%,transparent 7%),
             linear-gradient(105deg,transparent calc(28% - var(--ry) * 1.2%),rgba(255,255,255,.09) calc(40% - var(--ry) * 1.2%),transparent calc(52% - var(--ry) * 1.2%))}
.b3-back{inset:0;background:linear-gradient(90deg,#05101a,#0a1c2a);transform:translateZ(calc(var(--T) / -2)) rotateY(180deg);border-radius:3px 1px 1px 3px}
.b3-spine{top:0;left:0;width:var(--T);height:100%;transform-origin:left center;transform:translateZ(calc(var(--T) / -2)) rotateY(-90deg);
  background:linear-gradient(90deg,#02080e,#0d2638 40%,#0a1e2d 70%,#03090f);
  display:flex;flex-direction:column;align-items:center;justify-content:space-between;padding:22px 0 18px;
  font-family:var(--display);text-transform:uppercase;color:#cfe6ef;writing-mode:vertical-rl;letter-spacing:.16em}
.b3-spine .b3-t{font-size:11px;color:#e9f4f8}
.b3-spine .b3-a{font-size:8.5px;color:var(--glow);letter-spacing:.2em}
.b3-pages{top:3px;bottom:3px;right:2px;width:calc(var(--T) - 2px);transform-origin:right center;transform:translateZ(calc(var(--T) / -2 + 1px)) rotateY(90deg);
  background:linear-gradient(90deg,rgba(0,0,0,.18),transparent 20%,transparent 80%,rgba(0,0,0,.25)),repeating-linear-gradient(90deg,#efe7d4 0 1px,#d6ccb6 1px 2px)}
.b3-top{left:1px;right:3px;top:2px;height:calc(var(--T) - 2px);transform-origin:top center;transform:translateZ(calc(var(--T) / -2 + 1px)) rotateX(90deg);
  background:linear-gradient(180deg,rgba(0,0,0,.2),transparent 30%),repeating-linear-gradient(180deg,#ebe2cd 0 1px,#d3c9b2 1px 2px)}
.b3-floor{position:absolute;left:4%;right:-14%;bottom:-22px;height:30px;border-radius:50%;pointer-events:none;
  background:radial-gradient(closest-side,rgba(0,0,0,.6),rgba(0,0,0,.25) 60%,transparent);filter:blur(3px);
  transform:translateX(calc(var(--ry) * -.5px)) scaleX(calc(1 - var(--ry) * .004))}
@media (max-width:760px){
  .buy-grid{grid-template-columns:1fr;gap:6px}
  .book3d{width:min(172px,46vw);margin:6px auto 34px}
}
/* Phones and tablets: depth.js sways the book with the breath and turns it as it scrolls */

/* ---- The breathing orb (pacers) ---- */
.pacer-stage{--fill:0}
.pacer-mist{position:absolute;left:-25%;top:-25%;width:150%;height:150%;pointer-events:none;z-index:0}
.pacer-orb{z-index:0;
  background:
    radial-gradient(circle at 35% 28%,rgba(255,255,255,.5) 0,rgba(214,244,255,.18) 7%,transparent 17%),
    radial-gradient(circle at 42% 36%,#4fb8de 0,#1d7fa6 24%,#0e4a69 46%,#082c42 62%,#05192a 71%);
  box-shadow:0 0 calc(24px + var(--fill) * 70px) calc(var(--fill) * 6px) rgba(111,211,242,calc(.14 + var(--fill) * .3)),
             inset -6px -8px 22px rgba(111,211,242,.22),inset 0 -14px 30px rgba(0,0,0,.3)}
.pacer-orb.k-hold{
  background:
    radial-gradient(circle at 35% 28%,rgba(255,248,225,.5) 0,rgba(255,240,200,.16) 7%,transparent 17%),
    radial-gradient(circle at 42% 36%,#d9b64a 0,#a8841c 26%,#6b5310 48%,#3a2d08 64%,#1d1604 71%);
  box-shadow:0 0 calc(24px + var(--fill) * 60px) rgba(201,162,39,calc(.12 + var(--fill) * .22)),inset 0 -10px 30px rgba(0,0,0,.35)}
.pacer-word,.pacer-count{text-shadow:0 1px 10px rgba(0,0,0,.7),0 0 2px rgba(0,0,0,.6)}
.pacer-ring{z-index:0}
.room .pacer-orb.k-cue{background:radial-gradient(circle at 42% 36%,rgba(79,184,222,.35),rgba(14,74,105,.25) 50%,transparent 71%);box-shadow:none}
html[data-still] .pacer-mist{display:none}
@media (prefers-reduced-motion:reduce){.pacer-mist{display:none}}

/* ---- The Quick Chooser, tappable ---- */
.qc{margin:6px 0 34px}
.qc-q{font-family:var(--display);text-transform:uppercase;letter-spacing:.06em;font-size:clamp(20px,2.6vw,26px);color:var(--text);margin-bottom:14px}
.qc-chips{display:flex;flex-wrap:wrap;gap:8px}
.qc-chip{background:var(--panel);border:1px solid var(--line);color:var(--text-2);border-radius:999px;padding:10px 16px;font:600 13.5px/1.2 var(--body);cursor:pointer;text-align:left;transition:border-color .15s,background .15s,color .15s}
.qc-chip:hover{border-color:var(--glow);color:var(--text)}
.qc-chip:focus-visible{outline:2px solid var(--glow);outline-offset:2px}
.qc-chip[aria-expanded="true"]{border-color:var(--glow);background:var(--glow-soft);color:var(--text)}
.qc-chip.warn{border-color:rgba(226,59,46,.4)}
.qc-panel{margin-top:16px;background:var(--panel);border:1px solid var(--glow);border-radius:14px;padding:22px 24px;box-shadow:0 0 0 1px rgba(111,211,242,.08),0 14px 40px rgba(0,0,0,.35)}
.qc-sit{font-weight:700;color:var(--text);font-size:16px;margin-bottom:8px}
.qc-move{font-size:16px;line-height:1.75;color:var(--text-2)}
.qc-pacer{margin:20px 0 4px;padding:18px 16px 14px;background:linear-gradient(180deg,rgba(255,255,255,.02),transparent)}
.qc-pacer .pacer-stage{width:min(210px,62vw)}
.qc-more{margin-top:14px;font-size:12px;letter-spacing:.14em;text-transform:uppercase;font-weight:700}
.qc-more a{color:var(--glow);text-decoration:none}
.qc-more a:hover{text-decoration:underline}
.qc-all{margin:6px 0 14px}
@media (prefers-reduced-motion:no-preference){
  html:not([data-still]) .qc-panel:not([hidden]){animation:jx-qc-in .45s cubic-bezier(.2,.6,.3,1) both}
}
@keyframes jx-qc-in{from{opacity:0;translate:0 8px}}

/* ---- Cards: a degree or two of tilt and a sheen (mouse only, set by depth.js) ---- */
@media (hover:hover) and (pointer:fine){
  a.card,a.rcard,.tool-list li,.fmt{position:relative;isolation:isolate;transition:border-color .2s ease,transform .35s cubic-bezier(.2,.7,.3,1)}
  a.card::after,a.rcard::after,.tool-list li::after,.fmt::after{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;z-index:-1;opacity:0;transition:opacity .3s ease;
    background:radial-gradient(260px circle at var(--mx,50%) var(--my,0%),rgba(111,211,242,.11),transparent 70%)}
  a.card.tilt,a.rcard.tilt,.tool-list li.tilt{transform:perspective(900px) rotateX(var(--tx,0deg)) rotateY(var(--ty,0deg)) translateY(-2px);transition:border-color .2s ease,transform .12s linear}
  a.card.tilt::after,a.rcard.tilt::after,.tool-list li.tilt::after,.fmt.tilt::after{opacity:1}
  .tool-list li:hover,.fmt:hover{border-color:var(--glow)}
  .fmt.tilt{transform:none}
}
html[data-still] a.card.tilt,html[data-still] a.rcard.tilt,html[data-still] .tool-list li.tilt{transform:translateY(-2px)}
@media (prefers-reduced-motion:reduce){a.card.tilt,a.rcard.tilt,.tool-list li.tilt{transform:translateY(-2px)}}

/* ---- The exhale line: reading progress on long pages (set by depth.js) ---- */
html.jx-long .site-head::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;pointer-events:none;
  transform-origin:0 50%;transform:scaleX(var(--jx-p,0));
  background:linear-gradient(90deg,rgba(111,211,242,.15),rgba(111,211,242,.9) 92%,#dff6ff);
  box-shadow:0 0 10px rgba(111,211,242,.55)}

/* ---- The layered title (desktop, set up by depth.js after load) ---- */
.hero .tdepth{display:block;position:relative;width:min(420px,80%);margin:0 auto;filter:drop-shadow(0 8px 24px rgba(0,0,0,.6));will-change:transform}
.hero .tdepth .title{width:100%;filter:none;will-change:transform}
.hero .tdepth .tlayer{position:absolute;left:0;top:0}

/* ---- Still lists for the new pieces ---- */
html[data-still] .book3d::before{animation:none;opacity:.55}
@media (prefers-reduced-motion:reduce){.book3d::before{animation:none;opacity:.55}}

/* ---- Book page: one opening section (title, 3D book, the three formats) ---- */
.book-hero{text-align:left;padding-block:clamp(26px,3.5vw,44px) clamp(34px,4vw,52px)}
.book-hero .art::after{background:radial-gradient(60% 70% at 60% 45%,rgba(5,14,23,.86) 0%,rgba(5,14,23,.6) 55%,rgba(5,14,23,.15) 100%),linear-gradient(180deg,rgba(5,14,23,.2) 0%,rgba(5,14,23,.45) 40%,rgba(5,14,23,.92) 80%,var(--ground) 100%)}
.book-hero .inner{max-width:1100px;display:grid;grid-template-columns:minmax(240px,330px) 1fr;column-gap:clamp(36px,6vw,84px);
  grid-template-areas:"book head" "book lede" "book buy";align-items:start}
.book-hero .bh-head{grid-area:head;text-align:center}
.book-hero .book3d{grid-area:book;align-self:center;width:min(270px,100%);margin:20px auto 30px}
.book-hero .bh-lede{grid-area:lede;text-align:center;margin:14px auto 0;max-width:56ch}
.book-hero .bh-buy{grid-area:buy;margin-top:22px;scroll-margin-top:90px}
.book-hero .label{margin-bottom:24px}
.book-hero .title{width:min(360px,100%);margin:0 auto}
.book-hero .sub1{margin-top:14px}
.book-hero .bh-buy > .label{margin:0 0 10px;color:var(--glow);opacity:1;text-align:center}
.fmt{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:13px 16px;border:1px solid var(--line);border-radius:10px;background:rgba(10,22,34,.72);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
.fmt + .fmt{margin-top:8px}
.fmt h2{font-size:17px;letter-spacing:.06em;line-height:1.2}
.fmt p{font-size:13.5px;line-height:1.5;color:var(--text-2);margin-top:3px}
.fmt .btn{flex:none;min-height:42px;padding:0 18px;font-size:12px}
.fmt .status{flex:none;padding:9px 14px;border:1px dashed rgba(201,162,39,.45);border-radius:4px;font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;font-weight:700;color:var(--gold);white-space:nowrap}
.bh-free{margin-top:12px;font-size:13px;line-height:1.6;color:var(--muted)}
.bh-free a{color:var(--glow)}
@media (max-width:860px){
  .book-hero{text-align:center}
  .book-hero .inner{grid-template-columns:1fr;grid-template-areas:"head" "book" "lede" "buy";max-width:620px}
  .book-hero .title{margin:0 auto}
  .book-hero .book3d{width:min(190px,50vw);margin:26px auto 30px}
  .book-hero .bh-lede{text-align:center;margin-inline:auto}
  .book-hero .bh-buy{text-align:left}
  .book-hero .art::after{background:radial-gradient(70% 45% at 50% 30%,rgba(5,14,23,.85) 0%,rgba(5,14,23,.5) 60%,rgba(5,14,23,0) 100%),linear-gradient(180deg,rgba(5,14,23,.2) 0%,rgba(5,14,23,.45) 30%,rgba(5,14,23,.94) 60%,var(--ground) 100%)}
}
@media (max-width:460px){
  .fmt{flex-direction:column;align-items:stretch;gap:10px}
  .fmt .btn,.fmt .status{text-align:center;justify-content:center}
}
.bh-start{margin-top:18px;display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px 14px;text-align:center}
.bh-start span{font-size:13.5px;color:var(--text-2)}

/* Toolkit list: the whole box opens the technique, not only its name */
.tool-list li{position:relative}
.tool-list li a::before{content:"";position:absolute;inset:0;border-radius:inherit}
.tool-list li a:focus-visible{outline:none}
.tool-list li:has(a:focus-visible){outline:2px solid var(--glow);outline-offset:2px}

/* Wide windows: the header gets more room than the reading column, so the site name and the menu don't crowd */
@media (min-width:1200px){
  .site-head .wrap{max-width:1240px}
  .site-head .bar{gap:32px}
}


/* ---- "More" in the menu: everything not in the main seven ---- */
.more{position:relative}
.more summary{list-style:none;cursor:pointer;color:var(--muted);font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;padding:4px 0;display:inline-flex;align-items:center;gap:7px;border-bottom:2px solid transparent}
.more summary::-webkit-details-marker{display:none}
.more summary:hover,.more[open] summary,.more summary.here{color:var(--text)}
.more summary.here{border-bottom-color:var(--glow)}
.more summary:focus-visible{outline:2px solid var(--glow);outline-offset:4px;border-radius:2px}
.more-car{width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:translateY(-2px) rotate(45deg);transition:transform .2s ease}
.more[open] .more-car{transform:translateY(1px) rotate(-135deg)}
.more-panel{position:absolute;right:-14px;top:calc(100% + 16px);display:grid;grid-template-columns:repeat(3,auto);gap:4px 28px;padding:18px 18px 12px;background:var(--panel);border:1px solid var(--line);border-radius:12px;box-shadow:0 22px 50px rgba(0,0,0,.55);z-index:70;white-space:nowrap}
.more-k{font-size:10.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--glow);font-weight:700;margin:0 0 6px 10px}
.bar nav .more-panel a{display:block;padding:8px 10px;border-radius:6px;font-size:13px;letter-spacing:.04em;text-transform:none;color:var(--text-2);font-weight:600;border-bottom:0}
.bar nav .more-panel a:hover,.bar nav .more-panel a[aria-current]{background:var(--panel-2);color:var(--text)}
.more-tail{grid-column:1/-1;border-top:1px solid var(--line);margin-top:8px;padding-top:8px}
@media (prefers-reduced-motion:no-preference){
  html:not([data-still]) .more[open] .more-panel{animation:jx-more-in .28s cubic-bezier(.2,.7,.3,1) both}
}
@keyframes jx-more-in{from{opacity:0;translate:0 -6px}}
/* phone menu: the same pages, listed under the main seven */
.menu-k{padding:12px 14px 4px;margin-top:6px;border-top:1px solid var(--line);font-size:10.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--glow);font-weight:700}
@media (max-width:960px){
  .menu nav a.menu-sub{padding:9px 14px;font-size:12px;letter-spacing:.1em;color:var(--muted)}
}
@media (max-width:960px){
  .site-head .menu nav{justify-content:flex-start}
  .site-head .menu nav > *{flex-shrink:0}
}

/* ---- Home: one breath, then a slim book banner ---- */
.breathe .pacer{max-width:520px;margin:22px auto 0}
.breathe-more{text-align:center;margin-top:14px;font-size:12px;letter-spacing:.14em;text-transform:uppercase;font-weight:700}
.breathe-more a{color:var(--glow);text-decoration:none}
.breathe-more a:hover{text-decoration:underline}
.bookband{position:relative;overflow:hidden;border-block:1px solid var(--line);background:radial-gradient(70% 140% at 22% 50%,rgba(111,211,242,.10),transparent 60%),linear-gradient(180deg,var(--panel),var(--ground));padding-block:clamp(26px,4vw,40px)}
.bookband .bb{display:grid;grid-template-columns:190px 1fr;gap:clamp(24px,5vw,56px);align-items:center;max-width:860px;margin:0 auto}
.bookband .book3d{width:150px;margin:6px auto 22px}
.bookband h2{font-size:clamp(24px,3vw,32px);margin-top:6px}
.bookband .bb-text p:not(.label){margin-top:10px;font-size:15px;line-height:1.7;color:var(--text-2);max-width:54ch}
.bookband .cta-row{justify-content:flex-start;margin-top:18px}
@media (max-width:640px){
  .bookband .bb{grid-template-columns:1fr;text-align:center;gap:4px}
  .bookband .book3d{width:120px}
  .bookband .bb-text p:not(.label){margin-inline:auto}
  .bookband .cta-row{justify-content:center}
}
.book-sample{padding-bottom:clamp(20px,3vw,32px)}
.book-sample .label{margin-bottom:12px}
/* Home hero: a small book mention under the buttons */
.hero-book-row{margin-bottom:clamp(16px,2.6vw,24px)}
.hero-book{display:inline-flex;align-items:center;gap:14px;padding:8px 18px 8px 9px;border:1px solid rgba(111,211,242,.35);border-radius:12px;background:rgba(5,14,23,.6);text-align:left}
.hero-book .hb-cover img{display:block;width:34px;height:auto;border-radius:2px;box-shadow:0 4px 12px rgba(0,0,0,.55)}
.hero-book .hb-k{font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;font-weight:700;color:var(--text)}
.hero-book .hb-k i{font-style:normal;color:var(--glow);padding-inline:3px}
.hero-book .hb-links{margin-top:4px;font-size:13.5px;display:flex;flex-wrap:wrap;gap:4px 10px;align-items:center}
.hero-book .hb-links span{color:var(--muted)}
.hero-book .hb-links a{color:var(--text);text-decoration:none;border-bottom:1px solid rgba(255,255,255,.25);font-weight:600}
.hero-book .hb-links a.hb-buy{color:var(--glow);border-bottom-color:rgba(111,211,242,.5)}
.hero-book .hb-links a:hover{border-bottom-color:currentColor}
.hero-book .hb-cover img{width:30px}
@media (max-width:420px){.hero-book .hb-k{letter-spacing:.14em;font-size:10px}}
@media (max-width:420px){.hero-book .hb-by{display:none}}
/* home hero only: a touch tighter so the buttons stay on the first screen */
.hero:not(.book-hero) .hero-book-row{margin-bottom:16px}
.hero:not(.book-hero) .title{width:min(390px,80%)}
.hero:not(.book-hero) .orn{margin:12px auto 16px}