/* Bold Developments - accessibility-first static site */
:root{
  --navy:#12305A;
  --navy-deep:#0C2242;
  --yellow:#F2B417;
  --yellow-soft:#FCEFC7;
  --ink:#15233A;
  --muted:#4A5A70;
  --line:#D5DCE5;
  --stone:#EEF1F5;
  --white:#FFFFFF;
  --radius:6px;
  --wrap:1180px;
  --gutter:clamp(16px,4vw,40px);
  font-size:100%;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{margin:0;background:var(--white);color:var(--ink);font-family:"Atkinson Hyperlegible",Verdana,system-ui,sans-serif;font-size:1.1875rem;line-height:1.6}
img{max-width:100%;height:auto;display:block}
a{color:var(--navy);text-underline-offset:.18em;text-decoration-thickness:.08em}
a:hover{text-decoration-thickness:.14em}
:focus-visible{outline:3px solid var(--yellow);outline-offset:3px;box-shadow:0 0 0 6px var(--navy)}
h1,h2,h3{line-height:1.15;color:var(--navy);margin:0 0 .5em;font-weight:700;letter-spacing:-.01em}
h1{font-size:clamp(2.4rem,5.6vw,4.25rem)}
h2{font-size:clamp(1.85rem,3.4vw,2.6rem)}
h3{font-size:1.35rem}
p{margin:0 0 1em;max-width:66ch}
.lede{font-size:clamp(1.25rem,2vw,1.45rem);color:var(--ink)}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gutter)}
.skip{position:absolute;left:-999px;top:0;background:var(--yellow);color:var(--navy-deep);padding:.75rem 1rem;font-weight:700;z-index:10}
.skip:focus{left:1rem;top:1rem}

/* Header */
.site-header{background:var(--white);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:84px}
.brand img{width:150px}
.nav{display:flex;align-items:center;gap:clamp(.75rem,2vw,1.75rem)}
.nav a{color:var(--ink);text-decoration:none;font-weight:700;font-size:1.05rem;padding:.5rem 0;border-bottom:3px solid transparent}
.nav a:hover,.nav a[aria-current="page"]{border-bottom-color:var(--yellow)}
.nav .btn{border-bottom:0;padding:.7rem 1.15rem}
.menu-toggle{display:none;background:none;border:2px solid var(--navy);color:var(--navy);font:inherit;font-weight:700;border-radius:var(--radius);padding:.5rem .9rem;cursor:pointer}
@media (max-width:880px){
  .menu-toggle{display:inline-block}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--white);flex-direction:column;align-items:stretch;padding:1rem var(--gutter) 1.5rem;border-bottom:1px solid var(--line);gap:.25rem}
  .nav.open{display:flex}
  .nav a{padding:.75rem 0;border-bottom:1px solid var(--line)}
  .nav .btn{margin-top:.75rem;text-align:center}
}

/* Buttons */
.btn{display:inline-block;background:var(--yellow);color:var(--navy-deep);font-weight:700;text-decoration:none;border-radius:var(--radius);padding:.9rem 1.5rem;border:2px solid var(--yellow);line-height:1.2;font-size:1.05rem;cursor:pointer;font-family:inherit}
.btn:hover{background:#FFC93D;border-color:#FFC93D}
.btn-ghost{background:transparent;color:var(--white);border-color:var(--white)}
.btn-ghost:hover{background:var(--white);color:var(--navy);border-color:var(--white)}
.btn-line{background:transparent;color:var(--navy);border-color:var(--navy)}
.btn-line:hover{background:var(--navy);color:var(--white);border-color:var(--navy)}
.actions{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:1.75rem}

/* Hero: navy panel beside the building photo */
.hero{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);background:var(--navy);color:var(--white);min-height:min(78vh,720px)}
.hero-copy{padding:clamp(2.5rem,6vw,5rem) var(--gutter);display:flex;flex-direction:column;justify-content:center}
.hero-copy h1{color:var(--white);max-width:12ch}
.hero-copy p{color:#E3E9F2;font-size:clamp(1.2rem,1.9vw,1.4rem);max-width:34ch}
.hero-place{color:var(--yellow);font-weight:700;font-size:1.1rem;margin-bottom:1.25rem}
.hero-photo{position:relative;min-height:340px}
.hero-photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
@media (max-width:880px){.hero{grid-template-columns:1fr}.hero-photo{order:-1;min-height:62vw}}

/* Sections */
.section{padding:clamp(3.5rem,8vw,6.5rem) 0}
.section-stone{background:var(--stone)}
.section-navy{background:var(--navy);color:#E3E9F2}
.section-navy h2,.section-navy h3{color:var(--white)}
.section-navy a{color:var(--white)}
.split{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(2rem,5vw,4.5rem);align-items:center}
.split.top{align-items:start}
@media (max-width:880px){.split{grid-template-columns:1fr}}
.photo-frame img{border-radius:var(--radius);width:100%;aspect-ratio:4/3;object-fit:cover}
.caption{font-size:.95rem;color:var(--muted);margin-top:.6rem}

/* Research factors checklist */
.factors{list-style:none;padding:0;margin:1.5rem 0 0;display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:.25rem 2rem}
.factors li{padding:.85rem 0 .85rem 2.25rem;border-top:1px solid var(--line);position:relative}
.factors li::before{content:"";position:absolute;left:0;top:1.05rem;width:1.15rem;height:1.15rem;border-radius:50%;background:var(--yellow);box-shadow:inset 0 0 0 4px var(--yellow-soft)}

/* Principles */
.principles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(1.5rem,3vw,2.5rem);margin-top:2.5rem}
.principles div{border-top:4px solid var(--yellow);padding-top:1.25rem}
@media (max-width:880px){.principles{grid-template-columns:1fr}}

/* Photo mosaic */
.mosaic{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-auto-rows:clamp(160px,18vw,240px);gap:10px;margin-top:2rem}
.mosaic figure{margin:0;position:relative;overflow:hidden;border-radius:var(--radius);background:var(--stone)}
.mosaic picture{display:block;height:100%}
.mosaic img{width:100%;height:100%;object-fit:cover}
.mosaic figcaption{position:absolute;left:0;bottom:0;background:rgba(12,34,66,.86);color:var(--white);font-size:.9rem;padding:.35rem .7rem;border-top-right-radius:var(--radius)}
.mosaic .wide{grid-column:span 2}
.mosaic .tall{grid-row:span 2}
@media (max-width:880px){.mosaic{grid-template-columns:repeat(2,minmax(0,1fr));grid-auto-rows:44vw}.mosaic .tall{grid-row:span 1}}

/* Feature groups */
.features{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.25rem 3rem;margin-top:2rem}
.features h3{padding-bottom:.5rem;border-bottom:2px solid var(--navy)}
.features ul{padding-left:1.15rem;margin:0}
.features li{margin:.4rem 0}
@media (max-width:760px){.features{grid-template-columns:1fr}}

/* Process steps (genuinely sequential) */
.steps{list-style:none;padding:0;margin:2rem 0 0;counter-reset:step}
.steps li{counter-increment:step;display:grid;grid-template-columns:3.25rem 1fr;gap:1.25rem;padding:1.75rem 0;border-top:1px solid var(--line)}
.steps li::before{content:counter(step);width:3.25rem;height:3.25rem;border-radius:50%;background:var(--navy);color:var(--white);display:grid;place-items:center;font-weight:700;font-size:1.25rem}

/* CTA band */
.cta-band{background:var(--yellow);padding:clamp(2.5rem,6vw,4rem) 0}
.cta-band .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1.5rem}
.cta-band h2{color:var(--navy-deep);margin:0;max-width:22ch}
.cta-band p{margin:.5rem 0 0;color:var(--navy-deep)}
.cta-band .btn{background:var(--navy);border-color:var(--navy);color:var(--white)}
.cta-band .btn:hover{background:var(--navy-deep);border-color:var(--navy-deep)}

/* Contact + form */
.contact-card{background:var(--stone);border-radius:var(--radius);padding:1.75rem}
.contact-card dl{margin:0;display:grid;grid-template-columns:auto 1fr;gap:.5rem 1.25rem}
.contact-card dt{font-weight:700;color:var(--navy)}
.contact-card dd{margin:0;overflow-wrap:anywhere}
form .field{margin-bottom:1.35rem}
form label,form legend{display:block;font-weight:700;color:var(--navy);margin-bottom:.4rem}
form .hint{font-weight:400;color:var(--muted);font-size:.95rem}
input[type=text],input[type=email],input[type=tel],select,textarea{width:100%;font:inherit;font-size:1.1rem;padding:.8rem .9rem;border:2px solid #8A99AD;border-radius:var(--radius);background:var(--white);color:var(--ink)}
input:focus,select:focus,textarea:focus{border-color:var(--navy)}
textarea{min-height:8rem;resize:vertical}
fieldset{border:0;padding:0;margin:0 0 1.35rem}
.choice{display:flex;flex-wrap:wrap;gap:.6rem}
.choice label{display:flex;align-items:center;gap:.5rem;font-weight:400;color:var(--ink);border:2px solid #8A99AD;border-radius:var(--radius);padding:.55rem 1rem;margin:0;cursor:pointer}
.choice input{width:1.2rem;height:1.2rem;accent-color:var(--navy)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:0 1rem}
@media (max-width:560px){.two{grid-template-columns:1fr}}
.hp{position:absolute;left:-5000px}

/* Page header */
.page-head{background:var(--navy);color:#E3E9F2;padding:clamp(3rem,7vw,5rem) 0 clamp(2.5rem,5vw,3.5rem)}
.page-head h1{color:var(--white);max-width:18ch}
.page-head p{font-size:clamp(1.2rem,1.9vw,1.4rem);max-width:46ch}
.page-photo img{width:100%;max-height:560px;object-fit:cover}

/* Footer */
.site-footer{background:var(--navy-deep);color:#C9D3E1;padding:3.5rem 0 2rem;font-size:1rem}
.site-footer a{color:var(--white)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:2rem}
.footer-grid h2{font-size:1.05rem;color:var(--white);margin-bottom:.75rem}
.footer-grid ul{list-style:none;padding:0;margin:0}
.footer-grid li{margin:.35rem 0}
.footer-logo{width:150px;margin-bottom:1rem}
.legal{border-top:1px solid #2A4268;margin-top:2.5rem;padding-top:1.25rem;font-size:.9rem}
@media (max-width:760px){.footer-grid{grid-template-columns:1fr}}