/* Layout: light institutional framework brand; the five pillar colours from the book cover are the identity, used as a bar, tiles and markers */
:root{
  --r:#D7261E; --a:#E57F00; --p:#1F9446; --i:#1A93CF; --d:#1D4F9C;
  --blue:#1D4F9C; --blue-deep:#102E63; --blue-ink:#0B1F45;
  --bg:#FFFFFF; --fg:#121A2B; --muted:#55607A; --surface:#F2F5FA; --surface-2:#E8EDF5; --line:#DDE3ED; --card:#FFFFFF;
  --accent-text:#1D4F9C;
  --display:"Archivo", "Arial Narrow", Arial, sans-serif;
  --body:"Source Sans 3", "Segoe UI", system-ui, sans-serif;
  --mono:"JetBrains Mono", ui-monospace, Menlo, monospace;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0B1220; --fg:#E8EDF6; --muted:#9AA6BD; --surface:#111B2E; --surface-2:#18253D; --line:#22314D; --card:#0F1829;
  --accent-text:#7FA8EE; --r:#EE4A42; --a:#F59A2A; --p:#38B562; --i:#3AAEE6; --d:#4F7FD0; color-scheme:dark }}
:root[data-theme="dark"]{
  --bg:#0B1220; --fg:#E8EDF6; --muted:#9AA6BD; --surface:#111B2E; --surface-2:#18253D; --line:#22314D; --card:#0F1829;
  --accent-text:#7FA8EE; --r:#EE4A42; --a:#F59A2A; --p:#38B562; --i:#3AAEE6; --d:#4F7FD0; color-scheme:dark }

*{box-sizing:border-box}
body{background:var(--bg);color:var(--fg);font-family:var(--body);font-size:17px;line-height:1.6;margin:0;-webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:60;background:var(--bg)}
a{color:inherit}
img{display:block;max-width:100%}
.wrap{max-width:1200px;margin:0 auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
h1,h2,h3{font-family:var(--display);font-weight:800;font-stretch:112%;line-height:1.04;letter-spacing:-.02em;text-wrap:balance;margin:0}
h1{font-size:clamp(2.4rem,5.4vw,4.6rem)}
h2{font-size:clamp(1.8rem,3.3vw,2.75rem)}
h3{font-size:1.28rem;font-stretch:105%;letter-spacing:-.01em;line-height:1.15}
p{margin:0;max-width:64ch}
.kicker{font-family:var(--mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-text);display:flex;align-items:center;gap:10px}
.kicker::before{content:"";width:28px;height:4px;background:linear-gradient(90deg,var(--r) 0 20%,var(--a) 20% 40%,var(--p) 40% 60%,var(--i) 60% 80%,var(--d) 80%)}
.lead{font-size:1.2rem;color:var(--muted);line-height:1.55}
.muted{color:var(--muted)}
.tm{font-size:.4em;vertical-align:super;font-family:var(--body);font-weight:600;letter-spacing:0}
:focus-visible{outline:3px solid var(--i);outline-offset:3px}
.stack{display:flex;flex-direction:column;gap:20px}
section{padding-block:clamp(60px,8vw,104px)}
.soft{background:var(--surface)}

/* Five-colour rule */
.rule5{height:6px;display:grid;grid-template-columns:repeat(5,1fr)}
.rule5 i{display:block}
.rule5 i:nth-child(1){background:var(--r)}.rule5 i:nth-child(2){background:var(--a)}.rule5 i:nth-child(3){background:var(--p)}.rule5 i:nth-child(4){background:var(--i)}.rule5 i:nth-child(5){background:var(--d)}

/* Wordmark */
.wordmark{display:flex;flex-direction:column;text-decoration:none;line-height:1}
.wordmark .w{font-family:var(--display);font-weight:900;font-stretch:118%;font-size:1.65rem;letter-spacing:.01em}
.wordmark .w span:nth-child(1){color:var(--r)}.wordmark .w span:nth-child(2){color:var(--a)}.wordmark .w span:nth-child(3){color:var(--p)}.wordmark .w span:nth-child(4){color:var(--i)}.wordmark .w span:nth-child(5){color:var(--d)}
.wordmark small{font-family:var(--display);font-weight:700;font-stretch:110%;font-size:.6rem;letter-spacing:.2em;text-transform:uppercase;color:var(--fg);margin-top:4px}

/* Header */
header.site{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:var(--bg);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:14px;position:relative}
nav.main{display:flex;align-items:center;gap:2px}
nav.main a{text-decoration:none;font-weight:600;font-size:.95rem;padding:8px 12px;color:var(--muted);border-radius:4px}
nav.main a:hover{color:var(--fg);background:var(--surface)}
nav.main a[aria-current="page"]{color:var(--fg);box-shadow:inset 0 -3px 0 var(--d)}
nav.main a.cta{margin-left:10px;background:var(--blue);color:#fff}
nav.main a.cta:hover{background:var(--blue-deep)}
.menu-btn{display:none;background:none;border:1px solid var(--line);color:var(--fg);font:600 .9rem var(--body);padding:9px 14px;border-radius:4px;cursor:pointer}
@media (max-width:980px){
  .menu-btn{display:block}
  nav.main{display:none;position:absolute;left:calc(-1 * max(20px,env(safe-area-inset-left,0px)));right:calc(-1 * max(20px,env(safe-area-inset-right,0px)));top:100%;background:var(--bg);flex-direction:column;align-items:stretch;padding:8px max(20px,env(safe-area-inset-right,0px)) 20px max(20px,env(safe-area-inset-left,0px));border-bottom:1px solid var(--line);box-shadow:0 20px 30px -20px rgba(16,30,60,.3)}
  nav.main.open{display:flex}
  nav.main a{padding:14px 4px;border-bottom:1px solid var(--line);border-radius:0}
  nav.main a[aria-current="page"]{box-shadow:inset 3px 0 0 var(--d);padding-left:14px}
  nav.main a.cta{margin:14px 0 0;text-align:center;border-radius:4px}
}

/* Buttons */
.btns{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-weight:700;font-size:1rem;padding:14px 22px;border-radius:4px;border:1.5px solid transparent;cursor:pointer;font-family:var(--body);transition:background .2s,border-color .2s,color .2s}
.btn.primary{background:var(--blue);color:#fff}
.btn.primary:hover{background:var(--blue-deep)}
.btn.line{border-color:var(--fg);color:var(--fg);background:transparent}
.btn.line:hover{background:var(--fg);color:var(--bg)}
.btn.light{background:#fff;color:var(--blue-ink)}
.btn.light:hover{background:#E6ECF7}
.btn.outline-light{border-color:rgba(255,255,255,.7);color:#fff}
.btn.outline-light:hover{background:rgba(255,255,255,.12)}
.btn .arr{transition:transform .2s}.btn:hover .arr{transform:translateX(3px)}

/* Home hero */
.hero{padding-block:clamp(40px,6vw,72px) 0}
.hero-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:56px;align-items:center}
.hero-grid>*{min-width:0}
.hero-copy{display:flex;flex-direction:column;gap:26px}
.hero h1 .em{color:var(--accent-text)}
.hero-visual{position:relative;padding-bottom:40px;padding-left:40px}
.hero-photo{aspect-ratio:5/4;max-width:100%;border-radius:6px;overflow:hidden;background:var(--surface-2)}
.hero-photo img{width:100%;height:100%;object-fit:cover;object-position:65% 50%}
.hero-book{position:absolute;left:0;bottom:0;width:38%;max-width:220px;background:#fff;padding:10px;border-radius:4px;box-shadow:0 30px 50px -20px rgba(11,31,69,.45),0 0 0 1px rgba(11,31,69,.06)}
.hero-tag{position:absolute;top:18px;right:18px;background:rgba(255,255,255,.94);color:#121A2B;padding:10px 14px;border-radius:4px;font-size:.85rem;font-weight:600;display:flex;gap:10px;align-items:center}
.hero-tag b{font-family:var(--display);font-stretch:115%;font-size:1.4rem;color:#1D4F9C}
.facts-row{display:flex;flex-wrap:wrap;gap:12px 32px;font-size:.95rem;color:var(--muted)}
.facts-row b{color:var(--fg)}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr;gap:40px}.hero-visual{padding-left:24px;padding-bottom:28px}}

/* Pillar tiles */
.tiles{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.tile{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:6px;overflow:hidden;text-decoration:none;transition:transform .25s,box-shadow .25s;min-width:0}
a.tile:hover{transform:translateY(-4px);box-shadow:0 24px 40px -24px rgba(11,31,69,.4)}
.tile .top{background:var(--c);color:#fff;padding:18px 20px;display:flex;justify-content:space-between;align-items:flex-end;min-height:110px}
.tile .top .L{font-family:var(--display);font-weight:900;font-stretch:120%;font-size:4rem;line-height:.8}
.tile .top .n{font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;opacity:.9}
.tile .body{padding:20px;display:flex;flex-direction:column;gap:8px}
.tile .body p{font-size:.95rem;color:var(--muted)}
@media (max-width:1000px){.tiles{grid-template-columns:repeat(2,1fr)}.tiles .tile:last-child{grid-column:1/-1}}
@media (max-width:560px){.tiles{grid-template-columns:1fr}.tile .top{min-height:84px}.tile .top .L{font-size:3rem}}

.sec-head{display:flex;flex-direction:column;gap:14px;margin-bottom:44px;max-width:760px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.two>*{min-width:0}
.two.top{align-items:start}
@media (max-width:860px){.two{grid-template-columns:1fr;gap:36px}}

/* Photos */
.photo{position:relative;overflow:hidden;border-radius:6px;background:var(--surface-2);margin:0}
.photo img{width:100%;height:100%;object-fit:cover}
.photo.wide{aspect-ratio:3/2}.photo.tall{aspect-ratio:4/5}.photo.sq{aspect-ratio:4/3}
.photo figcaption{position:absolute;left:12px;bottom:12px;background:rgba(255,255,255,.94);color:#121A2B;font-size:.8rem;font-weight:600;padding:6px 10px;border-radius:3px}
@media (max-width:860px){.photo.tall{aspect-ratio:3/2}}

/* Symptoms */
.symptoms{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.symptoms div{border-left:4px solid var(--c);background:var(--surface);padding:16px 18px;border-radius:0 4px 4px 0}
.symptoms .k{font-size:.82rem;color:var(--muted)}
.symptoms .v{font-weight:700;font-size:1.05rem}
@media (max-width:480px){.symptoms{grid-template-columns:1fr}}

.pull{font-family:var(--display);font-weight:700;font-stretch:105%;font-size:clamp(1.3rem,2.3vw,1.7rem);line-height:1.3;letter-spacing:-.01em;max-width:30ch}

/* Statement band */
.statement{background:var(--blue-deep);color:#fff;position:relative;overflow:hidden}
.statement .wrap{display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:center}
.statement .wrap>*{min-width:0}
.statement p.muted{color:#C3D0E8}
.statement h2{color:#fff}
@media (max-width:860px){.statement .wrap{grid-template-columns:1fr}}

/* Inner page hero */
.phero{position:relative;color:#fff;background:var(--blue-ink) var(--img) center/cover no-repeat;isolation:isolate}
.phero::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(11,31,69,.95) 0%,rgba(16,46,99,.82) 55%,rgba(16,46,99,.45) 100%)}
.phero .wrap{padding-block:clamp(64px,8vw,110px);display:flex;flex-direction:column;gap:18px}
.phero .kicker{color:#C3D0E8}
.phero .lead{color:#D5DEEF}
.phero h1{color:#fff;max-width:18ch}

/* Framework detail */
.pdetail{display:grid;grid-template-columns:140px 1fr 360px;gap:44px;padding-block:48px;border-top:1px solid var(--line);align-items:start}
.pdetail:last-child{border-bottom:1px solid var(--line)}
.pdetail .badge{width:120px;height:120px;background:var(--c);color:#fff;border-radius:6px;display:grid;place-items:center;font-family:var(--display);font-weight:900;font-stretch:120%;font-size:4.4rem}
.pdetail .stack{gap:12px;min-width:0}
.pdetail .n{font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;color:var(--muted);text-transform:uppercase}
.pdetail .motto{font-size:1.2rem;font-weight:600;color:var(--fg)}
.lq{background:var(--surface);padding:24px;border-radius:6px;border-top:4px solid var(--c);display:flex;flex-direction:column;gap:8px;min-width:0}
.lq .t{font-family:var(--mono);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.lq p{font-family:var(--display);font-weight:700;font-stretch:105%;font-size:1.25rem;line-height:1.3}
@media (max-width:980px){.pdetail{grid-template-columns:1fr;gap:20px}.pdetail .badge{width:84px;height:84px;font-size:3rem}}

/* Cards grid */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.cards.two-col{grid-template-columns:repeat(2,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:28px;display:flex;flex-direction:column;gap:12px;min-width:0}
.card .tag{font-family:var(--mono);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.dots{display:flex;gap:6px;margin-top:auto;padding-top:10px;align-items:center}
.dots span{width:26px;height:26px;border-radius:3px;display:grid;place-items:center;font-family:var(--display);font-weight:800;font-size:.8rem;color:var(--muted);border:1px solid var(--line)}
.dots span.on{background:var(--c);border-color:var(--c);color:#fff}
.dots small{font-size:.78rem;color:var(--muted);margin-left:6px}
.card .btn{align-self:flex-start;margin-top:6px}
@media (max-width:980px){.cards{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.cards,.cards.two-col{grid-template-columns:1fr}}
.strip{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:16px}
@media (max-width:700px){.strip{grid-template-columns:1fr}}

/* Book */
.book-wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:72px;align-items:center}
.book-wrap>*{min-width:0}
.book-shot{background:#fff;border-radius:6px;padding:28px;border:1px solid var(--line);max-width:420px;width:100%;margin:0 auto}
.checklist{list-style:none;padding:0;margin:0;display:flex;flex-direction:column}
.checklist li{padding:14px 0 14px 34px;border-bottom:1px solid var(--line);position:relative}
.checklist li::before{content:"";position:absolute;left:2px;top:22px;width:12px;height:12px;border-radius:2px;background:var(--c)}
.readers{display:flex;flex-wrap:wrap;gap:8px}
.readers span{background:var(--card);border:1px solid var(--line);padding:7px 14px;border-radius:999px;font-size:.92rem;font-weight:600}
@media (max-width:860px){.book-wrap{grid-template-columns:1fr;gap:40px}}

/* Founder */
.founder{display:grid;grid-template-columns:.8fr 1.2fr;gap:64px;align-items:start}
.founder>*{min-width:0}
.portrait{border-radius:6px;overflow:hidden;aspect-ratio:4/5;max-width:100%;background:var(--surface-2);position:relative}
.portrait img{width:100%;height:100%;object-fit:cover;object-position:50% 20%}
.portrait-wrap{display:flex;flex-direction:column;gap:0}
.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.facts div{background:var(--surface);border-radius:6px;padding:18px;display:flex;flex-direction:column;gap:4px}
.facts b{font-family:var(--display);font-weight:800;font-stretch:115%;font-size:1.9rem;line-height:1;color:var(--accent-text)}
.facts span{font-size:.88rem;color:var(--muted);line-height:1.35}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{font-size:.85rem;font-weight:600;border:1px solid var(--line);padding:4px 12px;border-radius:999px;color:var(--muted)}
@media (max-width:860px){.founder{grid-template-columns:1fr;gap:36px}.portrait{max-width:380px}}
@media (max-width:520px){.facts{grid-template-columns:1fr}}

/* Readiness check */
.check{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:start}
.check>*{min-width:0}
.q{display:grid;grid-template-columns:44px 1fr;gap:4px 16px;padding:18px 0;border-bottom:1px solid var(--line);align-items:start}
.q .L{width:44px;height:44px;border-radius:4px;background:var(--c);color:#fff;display:grid;place-items:center;font-family:var(--display);font-weight:900;font-size:1.4rem;grid-row:span 2}
.q .qt{font-weight:600;font-size:1.05rem;padding-top:2px}
.opts{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}
.opts button{font:600 .9rem var(--body);padding:8px 16px;background:var(--card);color:var(--fg);border:1.5px solid var(--line);border-radius:999px;cursor:pointer}
.opts button:hover{border-color:var(--muted)}
.opts button[aria-pressed="true"]{background:var(--fg);border-color:var(--fg);color:var(--bg)}
.score{background:var(--blue-deep);color:#fff;padding:32px;border-radius:6px;display:flex;flex-direction:column;gap:16px;position:sticky;top:calc(env(safe-area-inset-top,0px) + 100px)}
.score .t{font-family:var(--mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:#C3D0E8}
.meter{display:grid;grid-template-columns:repeat(5,1fr);gap:6px}
.meter i{height:10px;border-radius:2px;background:rgba(255,255,255,.14);display:block;position:relative;overflow:hidden}
.meter i::after{content:"";position:absolute;inset:0;background:var(--c);transform:scaleX(var(--f,0));transform-origin:left;transition:transform .35s}
.score .big{font-family:var(--display);font-weight:800;font-stretch:115%;font-size:3.6rem;line-height:1;font-variant-numeric:tabular-nums}
.score .big small{font-size:1.2rem;color:#C3D0E8;font-weight:600}
.score p{color:#D5DEEF}
@media (max-width:860px){.check{grid-template-columns:1fr}.score{position:static}}

/* Forms */
.form{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form .full{grid-column:1/-1}
.field{display:flex;flex-direction:column;gap:6px;min-width:0}
label{font-size:.88rem;font-weight:700}
input,select,textarea{font:inherit;font-size:1rem;padding:12px 14px;border:1.5px solid var(--line);background:var(--card);color:var(--fg);border-radius:4px;width:100%}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--d);box-shadow:0 0 0 3px rgba(29,79,156,.18)}
textarea{min-height:130px;resize:vertical}
.notice{grid-column:1/-1;padding:16px 18px;border-left:4px solid var(--a);background:var(--surface);border-radius:0 4px 4px 0;font-size:.95rem}
@media (max-width:620px){.form{grid-template-columns:1fr}}
.contact-side{display:flex;flex-direction:column;gap:18px;background:var(--surface);border-radius:6px;padding:28px}
.contact-side .row{display:flex;flex-direction:column;gap:2px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.contact-side .row:last-child{border-bottom:0;padding-bottom:0}
.contact-side .k{font-family:var(--mono);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.contact-side .v{font-weight:600}

/* Footer */
footer{background:var(--blue-ink);color:#B9C6DE;font-size:.95rem}
footer .wrap{padding-block:60px 36px}
.foot{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px}
.foot>*{min-width:0}
.foot h4{font-family:var(--mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:#fff;margin:0 0 14px;font-weight:500}
.foot ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:9px}
.foot a{text-decoration:none}.foot a:hover{color:#fff}
.foot .wordmark small{color:#fff}
.foot .wordmark .w span:nth-child(5){color:#6F9BE6}
.foot p{margin-top:14px;font-size:.92rem;max-width:34ch}
.mmx{background:#fff;border-radius:6px;padding:14px;display:flex;align-items:center;gap:14px;max-width:260px}
.mmx img{width:54px;height:auto}
.mmx span{color:#121A2B;font-size:.8rem;line-height:1.35}
.mmx span b{display:block;font-size:.92rem}
.legal{margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.82rem}
@media (max-width:900px){.foot{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.foot{grid-template-columns:1fr}}

main{animation:fade .35s ease}
@keyframes fade{from{opacity:.5;transform:translateY(6px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){main{animation:none}*{transition:none!important}}

/* Production additions */
.wa{position:fixed;right:calc(18px + env(safe-area-inset-right,0px));bottom:calc(18px + env(safe-area-inset-bottom,0px));z-index:70;display:flex;align-items:center;gap:10px;background:#1F9446;color:#fff;text-decoration:none;font-weight:700;font-size:.95rem;padding:12px 18px 12px 14px;border-radius:999px;box-shadow:0 14px 30px -12px rgba(11,31,69,.5)}
.wa:hover{background:#178039}
.wa svg{width:22px;height:22px;flex:none}
@media (max-width:560px){.wa span{display:none}.wa{padding:14px}}
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}
.notice.ok{border-left-color:var(--p)}
.notice.err{border-left-color:var(--r)}
.btn[disabled]{opacity:.6;cursor:wait}
.contact-side a{text-decoration:none;color:var(--accent-text)}
.contact-side a:hover{text-decoration:underline}
.foot address{font-style:normal;font-size:.9rem;line-height:1.55;margin-top:16px;display:flex;flex-direction:column;gap:4px}
.foot address a{color:#fff}
.prose{max-width:760px;display:flex;flex-direction:column;gap:18px}
.prose h2{font-size:1.5rem;margin-top:18px}
.prose ul{margin:0;padding-left:22px;display:flex;flex-direction:column;gap:6px}
.e404{min-height:50vh;display:flex;flex-direction:column;justify-content:center;gap:20px}