/* Outcome Vectors — shared site stylesheet
   Design system per implementation brief doc 03 §3, refined in mockups
   mockup-home-v3.html, mockup-investors.html, mockup-health-check.html */

:root{
  --ink:#0f1a33;
  --ink-soft:rgba(15,26,51,.72);
  --accent:#1fa8a2;       /* decorative use only: dot markers, badge/pill borders, hairline accents — not text */
  --accent-dark:#15807b;  /* buttons (default bg), ghost/ hover starting point */
  --accent-strong:#12706b;/* all small/normal teal TEXT — eyebrows, index numbers, arrow glyphs, links, icons.
                              Chosen so white-on-this and this-on-white/alt both clear WCAG AA (4.5:1). */
  --surface:#ffffff;
  --surface-alt:#f7f8fa;
  --surface-dark:#0f1a33;
  --line:rgba(15,26,51,.12);
  --on-dark:#ffffff;
  --on-dark-soft:rgba(255,255,255,.72);
  --radius:16px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;color:var(--ink-soft);background:var(--surface);font-size:1.05rem;line-height:1.65;-webkit-font-smoothing:antialiased}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *{transition:none !important;animation:none !important}
}

.wrap{max-width:1080px;margin:0 auto;padding:0 24px}
.wrap-narrow{max-width:760px;margin:0 auto;padding:0 24px}
.wrap-article{max-width:680px;margin:0 auto;padding:0 24px}

h1,h2,h3{color:var(--ink);line-height:1.12}
h1{font-size:clamp(2.4rem,5.5vw,4rem);font-weight:800;letter-spacing:-.02em;line-height:1.05}
h2{font-size:clamp(1.75rem,3.5vw,2.4rem);font-weight:700;letter-spacing:-.015em}
h3{font-size:1.25rem;font-weight:700}
p{max-width:70ch}
a{color:var(--accent-strong);text-decoration:none}
a:hover{text-decoration:underline}
.nav a:hover, .arrow-link:hover, .btn:hover, footer a:hover{text-decoration:none}

/* focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, summary:focus-visible{
  outline:2px solid var(--accent-strong);
  outline-offset:2px;
}

.skip-link{
  position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:12px 20px;
  z-index:100;border-radius:0 0 8px 0;font-weight:600;
}
.skip-link:focus{left:0}

.eyebrow{display:block;font-size:.8rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-strong);margin-bottom:14px}

section{padding:96px 0;border-top:1px solid var(--line)}
.alt{background:var(--surface-alt)}
.sec-head{max-width:680px;margin-bottom:56px}
.sec-head p{margin-top:14px}

/* header */
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:600;font-size:1.05rem;line-height:1.1}
.logo img{display:block;height:36px;width:auto}
nav.links{display:flex;align-items:center;gap:26px;font-size:.95rem;font-weight:600}
nav.links a:not(.btn){color:var(--ink)}
nav.links a:not(.btn):hover{color:var(--accent-dark)}
nav.links a:not(.btn)[aria-current="page"]{color:var(--accent-dark)}
.burger{display:none;background:none;border:none;color:var(--ink);font-size:1.6rem;cursor:pointer;line-height:1}

/* mobile nav overlay */
.mobile-nav{
  display:none;position:fixed;inset:0;background:var(--surface-dark);z-index:100;
  flex-direction:column;align-items:center;justify-content:center;gap:28px;
}
.mobile-nav.open{display:flex}
.mobile-nav a{color:#fff;font-size:1.3rem;font-weight:600}
.mobile-nav .btn{margin-top:12px}
.mobile-nav-close{position:absolute;top:20px;right:24px;background:none;border:none;color:#fff;font-size:1.8rem;cursor:pointer}

/* buttons & links */
.btn{display:inline-block;background:var(--accent-dark);color:#fff;font-weight:600;font-size:1rem;padding:14px 28px;border-radius:12px;transition:all .15s ease;border:1px solid var(--accent-dark);cursor:pointer;font-family:inherit}
.btn:hover:not(:disabled){background:var(--accent-strong);border-color:var(--accent-strong);transform:translateY(-1px);box-shadow:0 8px 20px rgba(15,26,51,.15);text-decoration:none}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn.small{padding:10px 20px;font-size:.9rem}
.btn.ghost{background:transparent;border:1px solid rgba(255,255,255,.5);color:#fff}
.btn.ghost:hover{background:#fff;color:var(--ink);border-color:#fff;box-shadow:none}
.btn.outline{background:transparent;color:var(--ink);border-color:var(--line)}
.btn.outline:hover{border-color:var(--accent);color:var(--accent-dark);background:transparent;transform:none;box-shadow:none}

.arrow-link{font-weight:600;color:var(--ink);display:inline-block}
.arrow-link span{color:var(--accent-strong);display:inline-block;transition:transform .15s ease}
.arrow-link:hover{text-decoration:none}
.arrow-link:hover span{transform:translateX(4px)}

/* hero */
.hero{padding:120px 0 88px;border-top:none}
.hero .lead{font-size:1.25rem;max-width:640px;margin:26px 0 36px}
.hero-ctas{display:flex;align-items:center;gap:28px;flex-wrap:wrap}
.reassure{font-size:.875rem;margin-top:18px}
.cred{margin-top:56px;padding-top:24px;border-top:1px solid var(--line);font-size:.875rem;max-width:680px}
.price-line{font-size:1rem;color:var(--ink);font-weight:600;margin-top:8px}

/* cards */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:32px;transition:all .15s ease}
.card:hover{border-color:var(--accent);box-shadow:0 8px 24px rgba(15,26,51,.08)}
.card h3{margin-bottom:12px}
.card p{font-size:.98rem}
.centreline{text-align:center;margin-top:48px;font-weight:500;color:var(--ink);max-width:640px;margin-left:auto;margin-right:auto}

/* beliefs */
.belief{display:grid;grid-template-columns:80px 1fr;gap:24px;padding:28px 0;border-top:1px solid var(--line);align-items:baseline}
.belief:last-child{border-bottom:1px solid var(--line)}
.belief .n{font-size:.85rem;font-weight:700;letter-spacing:.12em;color:var(--accent-strong)}
.belief h3{display:inline;margin-right:10px}
.belief p{display:inline;font-size:1.05rem}

/* ladder / stepper */
.ladder{display:grid;grid-template-columns:1fr 1fr 1fr;gap:24px;counter-reset:step}
.step{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:32px;counter-increment:step}
.step::before{content:counter(step,decimal-leading-zero);font-size:.8rem;font-weight:700;letter-spacing:.12em;color:var(--accent-strong);display:block;border-top:2px solid var(--accent);width:fit-content;padding-top:8px;margin-bottom:14px}
.step .badge{display:inline-block;background:var(--surface-alt);border:1px solid var(--line);color:var(--ink);font-size:.78rem;font-weight:600;padding:4px 10px;border-radius:999px;margin-bottom:14px}
.step h3{margin-bottom:10px}
.step p{font-size:.95rem;margin-bottom:16px}

/* horizontal stepper (services engagement steps) */
.hstepper{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:hstep}
.hstepper .hstep{counter-increment:hstep}
.hstepper .hstep .num{font-size:.8rem;font-weight:700;letter-spacing:.12em;color:var(--accent-strong);border-top:2px solid var(--accent);display:inline-block;padding-top:10px;margin-bottom:14px}
.hstepper .hstep h3{margin-bottom:8px;font-size:1.1rem}
.hstepper .hstep p{font-size:.95rem}

/* todo placeholders */
.todo{outline:2px dashed #d97706;outline-offset:4px;border-radius:4px}
.todo-tag{display:inline-block;background:#fef3c7;color:#92400e;font-size:.7rem;font-weight:700;letter-spacing:.08em;padding:2px 8px;border-radius:4px;margin-bottom:10px}

/* drag curve */
.drag{display:grid;grid-template-columns:repeat(3,1fr);gap:48px}
.drag .n{font-size:.8rem;font-weight:700;letter-spacing:.12em;color:var(--accent-strong);border-top:2px solid var(--accent);display:inline-block;padding-top:10px;margin-bottom:16px;text-transform:uppercase}
.drag h3{margin-bottom:10px}
.drag p{font-size:.98rem}
.drag .lvl{display:inline-block;margin-top:14px;font-size:.75rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;padding:4px 10px;border-radius:999px;border:1px solid var(--line);color:var(--ink-soft)}

/* loop motif */
.loop-wrap{display:grid;grid-template-columns:380px 1fr;gap:56px;align-items:center}
.loop-notes .ln{padding:16px 0;border-top:1px solid var(--line)}
.loop-notes .ln:last-child{border-bottom:1px solid var(--line)}
.loop-notes h3{font-size:1.05rem;display:inline;margin-right:8px}
.loop-notes p{display:inline;font-size:.98rem}
.loop-cap{font-size:.9rem;font-style:italic;margin-top:18px;text-align:center;color:var(--ink)}

/* story / case card */
.story{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:44px;max-width:860px;margin-bottom:24px}
.story .ctx{font-size:.8rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-soft);margin-bottom:16px}
.story p{font-size:1.1rem;color:var(--ink);line-height:1.6}
.story strong{color:var(--ink)}
.story .arrow-link{display:inline-block;margin-top:20px}
.story .metric{font-size:2.4rem;font-weight:800;color:var(--ink);display:block;margin:18px 0 6px}
.story .metric-cap{font-size:.85rem;color:var(--ink-soft)}

/* testimonial */
.testimonial{max-width:760px}
.testimonial blockquote{font-size:1.35rem;font-weight:500;color:var(--ink);position:relative;padding-left:8px}
.testimonial .mark{font-size:3.5rem;color:var(--accent-strong);line-height:0;display:block;margin-bottom:8px;font-weight:800}
.testimonial cite{display:block;margin-top:18px;font-size:.875rem;font-style:normal;color:var(--ink-soft)}

/* fit (good fit / not a good fit) */
.fit{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.fit .card h3{display:flex;align-items:center;gap:10px}
.fit .yes h3::before{content:"→";color:var(--accent-strong);font-weight:800}
.fit .no h3::before{content:"×";color:var(--ink-soft);font-weight:800;font-size:1.4rem;line-height:1}

/* about */
.about{display:grid;grid-template-columns:280px 1fr;gap:56px;align-items:start}
.avatar{width:280px;height:280px;border-radius:24px;background:var(--ink);color:#fff;display:flex;align-items:center;justify-content:center;font-size:4.5rem;font-weight:800}
.avatar.small{width:96px;height:96px;font-size:1.8rem;border-radius:16px}
.about h2{margin-bottom:16px}
.about .arrow-link{display:inline-block;margin-top:18px}

/* posts */
.posts{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.post .date{font-size:.875rem;margin-bottom:8px;display:block}
.post h3{margin-bottom:8px}
.post p{font-size:.95rem;margin-bottom:14px}
.post-list-item{padding:36px 0;border-top:1px solid var(--line)}
.post-list-item:last-child{border-bottom:1px solid var(--line)}
.post-list-item .date{font-size:.875rem;display:block;margin-bottom:10px}
.post-list-item h2{margin-bottom:10px;font-size:1.6rem}
.post-list-item p{margin-bottom:14px}

/* delivery mode rows (services) */
.mode-row{display:grid;grid-template-columns:64px 1fr;gap:28px;padding:44px 0;border-top:1px solid var(--line)}
.mode-row:last-child{border-bottom:1px solid var(--line)}
.mode-icon{width:56px;height:56px;border-radius:14px;background:var(--surface-alt);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--accent-strong)}
.mode-row h3{margin-bottom:10px}
.mode-row ul{list-style:none;margin:16px 0}
.mode-row li{position:relative;padding-left:22px;margin-bottom:8px;font-size:.98rem}
.mode-row li::before{content:"→";color:var(--accent-strong);position:absolute;left:0;font-weight:700}
.best-for{font-size:.875rem;font-weight:600;color:var(--ink);margin-top:14px}

/* 90-day arc */
.arc{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.arc .phase{border-top:2px solid var(--accent);padding-top:14px}
.arc .phase .range{font-size:.8rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--accent-strong);display:block;margin-bottom:8px}
.arc .phase h3{margin-bottom:8px;font-size:1.1rem}
.arc .phase p{font-size:.95rem}
.arc-note{font-size:.875rem;margin-top:32px}

/* FAQ accordion */
.faq details{border-top:1px solid var(--line);padding:20px 0}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;font-weight:700;color:var(--ink);font-size:1.05rem;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--accent-strong);font-size:1.3rem;font-weight:700;flex-shrink:0}
.faq details[open] summary::after{content:"–"}
.faq details p{margin-top:14px;font-size:.98rem}

/* cta band */
.cta-band{background:var(--surface-dark);color:var(--on-dark-soft);text-align:center;border-top:none}
.cta-band h2{color:var(--on-dark)}
.cta-band p{max-width:560px;margin:18px auto 32px}
.cta-band .hero-ctas{justify-content:center}

/* footer */
footer{background:var(--surface-dark);color:var(--on-dark-soft);padding:48px 0;border-top:1px solid rgba(255,255,255,.12);font-size:.875rem}
footer .foot-top{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;flex-wrap:wrap;margin-bottom:32px}
footer .foot-logo{display:flex;align-items:center;gap:10px;color:#fff;font-weight:600}
footer .foot-logo img{height:32px;width:auto}
footer nav{display:flex;gap:20px;flex-wrap:wrap}
footer nav a{color:var(--on-dark)}
footer .foot-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:24px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
footer a{color:var(--on-dark)}

/* article */
.article-body{max-width:680px}
.article-meta{font-size:.9rem;margin-bottom:8px}
.article-body h2{margin:40px 0 16px;font-size:1.5rem}
.article-body h2:first-of-type{margin-top:32px}
.article-body p{margin-bottom:20px;font-size:1.125rem;line-height:1.7;max-width:none}
.article-body ul, .article-body ol{margin:0 0 20px 24px}
.article-body li{margin-bottom:10px;font-size:1.05rem}
.article-body blockquote{border-left:3px solid var(--accent);padding-left:24px;margin:28px 0;font-size:1.2rem;font-weight:500;color:var(--ink);font-style:italic}
.article-body strong{color:var(--ink)}
.author-footer{display:flex;align-items:center;gap:20px;margin-top:56px;padding-top:32px;border-top:1px solid var(--line)}
.author-footer .name{font-weight:700;color:var(--ink)}
.article-cta{background:var(--surface-alt);border:1px solid var(--line);border-radius:var(--radius);padding:32px;margin-top:40px}
.article-cta p{margin-bottom:0}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:48px}
.contact-form label{display:block;font-weight:600;color:var(--ink);font-size:.95rem;margin-bottom:6px}
.contact-form .field{margin-bottom:22px}
.contact-form input[type=text], .contact-form input[type=email], .contact-form textarea{
  width:100%;font-family:inherit;font-size:1rem;padding:12px 16px;border:1px solid var(--line);border-radius:12px;color:var(--ink);background:var(--surface);
}
.contact-form textarea{min-height:140px;resize:vertical}
.contact-form input:focus, .contact-form textarea:focus{outline:2px solid var(--accent-strong);outline-offset:1px;border-color:var(--accent)}
.honeypot{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-note{font-size:.85rem;margin-top:16px}
.form-status{margin-top:16px;font-weight:600;color:var(--ink)}

/* 404 */
.notfound{background:var(--surface-dark);color:var(--on-dark-soft);min-height:70vh;display:flex;align-items:center;text-align:center}
.notfound .wrap{padding:96px 24px}
.notfound h1{color:#fff}
.notfound p{margin:20px auto 32px;max-width:480px;font-size:1.15rem}

/* health check */
.qs{padding:40px 0 96px}
.q{border:1px solid var(--line);border-radius:16px;padding:28px;margin-bottom:16px;background:var(--surface)}
.q.answered{border-color:rgba(31,168,162,.45)}
.q .dim{font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--accent-strong);margin-bottom:8px;display:block}
.q p{color:var(--ink);font-weight:500;margin-bottom:18px;max-width:none}
.opts{display:flex;gap:10px;flex-wrap:wrap}
.opts label{cursor:pointer}
.opts input{position:absolute;opacity:0;width:1px;height:1px}
.opts span{display:inline-block;border:1px solid var(--line);border-radius:999px;padding:8px 20px;font-size:.9rem;font-weight:600;color:var(--ink-soft);transition:all .12s ease}
.opts input:checked + span{background:var(--ink);border-color:var(--ink);color:#fff}
.opts input:focus-visible + span{outline:2px solid var(--accent-strong);outline-offset:2px}
.opts label:hover span{border-color:var(--accent)}
.submit-row{display:flex;align-items:center;gap:20px;margin-top:32px;flex-wrap:wrap}
.progress{font-size:.9rem}
#result{display:none;padding:40px 0 96px}
.score-card{border:1px solid var(--line);border-radius:20px;padding:48px;text-align:center;background:var(--surface-alt)}
.score-num{font-size:4.5rem;font-weight:800;color:var(--ink);letter-spacing:-.03em;line-height:1}
.score-num small{font-size:1.6rem;color:var(--ink-soft);font-weight:600}
.band{font-size:1.4rem;font-weight:700;color:var(--ink);margin:18px 0 10px}
.reading{max-width:520px;margin:0 auto}
.leaks{margin-top:48px}
.leak{border-left:3px solid var(--accent);padding:4px 0 4px 20px;margin-bottom:22px}
.leak h3{font-size:1.05rem;margin-bottom:4px}
.leak p{font-size:.98rem}
.result-ctas{display:flex;gap:16px;margin-top:40px;flex-wrap:wrap;align-items:center}
#emailForm{display:none;margin-top:20px;gap:10px}
#emailForm.open{display:flex;flex-wrap:wrap}
#emailForm input{font-family:inherit;font-size:1rem;padding:12px 16px;border:1px solid var(--line);border-radius:12px;min-width:260px}
#emailForm input:focus{outline:2px solid var(--accent-strong);outline-offset:1px;border-color:var(--accent)}
.consent{font-size:.8rem;margin-top:8px;width:100%}

/* utility */
.center{text-align:center}
.mt-0{margin-top:0}

@media (max-width:960px){
  .grid3,.grid2,.ladder,.fit,.drag,.loop-wrap,.hstepper,.arc,.contact-grid{grid-template-columns:1fr}
  .about{grid-template-columns:1fr;gap:32px}
  .posts{grid-template-columns:1fr}
  section{padding:64px 0}
  .hero{padding:80px 0 64px}
  .belief{grid-template-columns:48px 1fr}
  .story{padding:32px}
  .mode-row{grid-template-columns:1fr}
}
@media (max-width:640px){
  nav.links{display:none}
  .burger{display:block}
  .score-card{padding:32px 20px}
}