/* BRCA Test UK — shared styles */
:root{
  --mist:#F4F7F6;
  --paper:#FFFFFF;
  --ink:#122B29;
  --text:#1F2E2C;
  --muted:#52615E;
  --line:#DCE5E2;
  --pine:#0F5F5B;
  --pine-deep:#0B3F3C;
  --mint:#E2F0ED;
  --rose:#B83E58;
  --rose-hover:#9C3049;
  --rose-tint:#FBECEF;
  --ochre:#9A6E22;
  --ochre-tint:#F6EEDD;
  --focus:0 0 0 3px #fff,0 0 0 6px rgba(184,62,88,.6);
  --serif:"Literata",Georgia,"Times New Roman",serif;
  --sans:"Figtree",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;font-family:var(--sans);color:var(--text);background:var(--mist);line-height:1.6;font-size:17px;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--pine)}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:none;box-shadow:var(--focus);border-radius:10px}
.skip-link{position:absolute;left:-9999px}
.skip-link:focus{left:16px;top:16px;background:#fff;border:1px solid var(--line);padding:10px 14px;border-radius:10px;z-index:999}
.wrap{width:min(1120px,calc(100% - 32px));margin:0 auto}
.narrow{max-width:720px}

h1,h2,h3{font-family:var(--serif);font-weight:500;color:var(--ink);letter-spacing:-.01em}
h1{font-size:clamp(34px,5vw,56px);line-height:1.08;margin:0 0 18px}
h2{font-size:clamp(26px,3.2vw,36px);line-height:1.15;margin:0 0 12px}
h3{font-size:21px;line-height:1.25;margin:0 0 8px}
p{margin:0 0 14px}
.lead{font-size:19px;color:var(--muted);max-width:58ch}
.muted{color:var(--muted)}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(244,247,246,.9);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 0}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink)}
.brand svg{width:40px;height:40px;flex-shrink:0}
.brand strong{display:block;font-family:var(--serif);font-weight:600;font-size:18px;line-height:1.1}
.brand span{display:block;font-size:12.5px;color:var(--muted)}
.site-nav ul{list-style:none;margin:0;padding:0;display:flex;gap:2px}
.site-nav a{display:block;padding:8px 12px;border-radius:999px;text-decoration:none;font-size:15px;color:var(--muted);font-weight:500}
.site-nav a:hover{color:var(--ink);background:var(--mint)}
.site-nav a[aria-current="page"]{color:var(--pine-deep);background:var(--mint);font-weight:600}
.menu-btn{display:none;background:none;border:1.5px solid var(--line);border-radius:10px;padding:8px 12px;font:600 15px var(--sans);color:var(--ink);cursor:pointer}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 22px;border-radius:999px;text-decoration:none;font-weight:600;font-size:16px;white-space:nowrap;border:1.5px solid transparent;transition:background .15s ease}
.btn-order{background:var(--rose);color:#fff}
.btn-order:hover{background:var(--rose-hover)}
.btn-line{border-color:var(--pine);color:var(--pine);background:transparent}
.btn-line:hover{background:var(--mint)}
.btn-sm{padding:9px 16px;font-size:15px}
.actions{display:flex;gap:12px;flex-wrap:wrap;align-items:center}

/* Hero (home) */
.hero{padding:56px 0 48px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.hero-figure{background:var(--paper);border:1px solid var(--line);border-radius:28px;padding:20px}
.hero-figure figcaption{font-size:14px;color:var(--muted);padding:6px 8px 0}
.trust{display:flex;flex-wrap:wrap;gap:10px 22px;margin:26px 0 0;padding:0;list-style:none}
.trust li{display:flex;align-items:center;gap:8px;font-size:15px;font-weight:500}
.tick{width:20px;height:20px;border-radius:50%;background:var(--mint);display:grid;place-items:center;flex-shrink:0}
.tick svg{width:12px;height:12px}

/* Pedigree draw-in (the one load animation) */
.draw path,.draw line{stroke-dasharray:400;stroke-dashoffset:400;animation:draw 1.4s ease forwards .2s}
.draw .node{opacity:0;animation:pop .5s ease forwards}
@keyframes draw{to{stroke-dashoffset:0}}
@keyframes pop{to{opacity:1}}
@media (prefers-reduced-motion:reduce){.draw path,.draw line{stroke-dashoffset:0;animation:none}.draw .node{opacity:1;animation:none}}

/* Page header (inner pages) */
.page-head{padding:52px 0 40px;border-bottom:1px solid var(--line);background:var(--paper)}
.page-head .hero-grid{grid-template-columns:1.1fr .9fr}
.crumbs{font-size:14px;color:var(--muted);margin-bottom:14px}
.crumbs a{color:var(--muted)}

/* Sections */
.section{padding:64px 0}
.section-white{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:640px;margin-bottom:32px}
.section-head p{color:var(--muted)}

.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split + .split{margin-top:64px}
.split.flip .split-media{order:2}
.split-media{background:var(--mint);border-radius:28px;padding:24px}
.section-white .split-media{background:var(--mist)}

.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.tile{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:24px}
.section-white .tile{background:var(--mist);border-color:transparent}
.tile p{margin:0;color:var(--muted);font-size:16px}
.tile-icon{width:46px;height:46px;margin-bottom:14px}

/* Link cards (home → pages) */
.linkcard{display:flex;flex-direction:column;text-decoration:none;color:inherit;background:var(--paper);border:1px solid var(--line);border-radius:22px;overflow:hidden;transition:border-color .15s ease}
.linkcard:hover{border-color:var(--pine)}
.linkcard .lc-img{background:var(--mint);padding:18px;aspect-ratio:16/10;display:grid;place-items:center}
.linkcard .lc-img img{max-height:100%}
.linkcard .lc-body{padding:20px 22px 24px}
.linkcard p{margin:0 0 10px;color:var(--muted);font-size:16px}
.linkcard .more{font-weight:600;color:var(--pine);text-decoration:underline;text-underline-offset:3px}

/* Checklist */
.checks{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.checks li{display:flex;gap:12px;align-items:flex-start}
.checks .tick{margin-top:3px}
.checks b{color:var(--ink)}

/* Callouts */
.note{display:flex;gap:14px;align-items:flex-start;background:var(--rose-tint);border-radius:16px;padding:18px 20px;margin-top:24px}
.note svg{width:24px;height:24px;flex-shrink:0;margin-top:2px}
.note p{margin:0;font-size:16px}
.note strong{color:var(--rose)}
.note.calm{background:var(--mint)}
.note.calm strong{color:var(--pine-deep)}

/* Steps (true sequence) */
.steps{list-style:none;margin:0;padding:0;counter-reset:s}
.steps > li{counter-increment:s;display:grid;grid-template-columns:64px 1fr;gap:20px;align-items:center;padding:28px 0;border-top:1px solid var(--line)}
.steps > li:last-child{border-bottom:1px solid var(--line)}
.steps > li:before{content:counter(s);width:48px;height:48px;border-radius:50%;border:2px solid var(--pine);color:var(--pine);font-family:var(--serif);font-size:22px;font-weight:600;display:grid;place-items:center}
.step-body{display:grid;grid-template-columns:1fr 260px;gap:28px;align-items:center}
.step-body img{background:var(--mint);border-radius:18px;padding:12px}
.step-body p{color:var(--muted);margin:0}

/* Result types */
.result{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:24px;border-top:5px solid var(--pine)}
.result.positive{border-top-color:var(--rose)}
.result.vus{border-top-color:var(--ochre)}
.result .chip{display:inline-block;font-size:14px;font-weight:600;padding:4px 12px;border-radius:999px;background:var(--mint);color:var(--pine-deep);margin-bottom:12px}
.result.positive .chip{background:var(--rose-tint);color:var(--rose)}
.result.vus .chip{background:var(--ochre-tint);color:var(--ochre)}
.result p{color:var(--muted);font-size:16px}
.result ul{margin:0;padding-left:18px;color:var(--muted);font-size:16px}
.result li{margin:4px 0}

/* Order band */
.order-band{background:var(--pine-deep);color:#fff;border-radius:28px;padding:44px;display:grid;grid-template-columns:1.15fr .85fr;gap:32px;align-items:center}
.order-band h2{color:#fff}
.order-band p{color:#C8E0DB}
.order-band .checks li{color:#E8F3F1}
.order-band .tick{background:rgba(255,255,255,.14)}
.order-box{background:#fff;color:var(--text);border-radius:20px;padding:28px;text-align:center}
.order-box .price{font-family:var(--serif);font-weight:600;font-size:50px;line-height:1;color:var(--ink)}
.order-box .sub{color:var(--muted);font-size:15px;margin:8px 0 20px}
.order-box .btn{width:100%}
.order-box .fine{font-size:13px;color:var(--muted);margin:12px 0 0}

/* FAQ */
.faq-group{margin-bottom:40px}
.faq-group h2{font-size:26px;margin-bottom:8px}
details{border-bottom:1px solid var(--line)}
details:first-of-type{border-top:1px solid var(--line)}
summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:18px 2px;font-weight:600;font-size:17px;color:var(--ink)}
summary::-webkit-details-marker{display:none}
summary .pm{width:28px;height:28px;border-radius:50%;border:1.5px solid var(--line);display:grid;place-items:center;flex-shrink:0;transition:transform .2s ease}
summary .pm svg{width:12px;height:12px}
details[open] summary .pm{transform:rotate(45deg);background:var(--mint);border-color:var(--mint)}
details p{margin:0 2px 20px;color:var(--muted);max-width:66ch}

/* Footer */
.site-footer{background:var(--ink);color:#B9CCC8;font-size:14.5px;padding:48px 0 110px}
.site-footer a{color:#fff}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;margin-bottom:28px}
.site-footer h3{color:#fff;font-size:17px;margin-bottom:10px}
.site-footer ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.site-footer .ad{border-top:1px solid rgba(255,255,255,.12);padding-top:18px;color:#8EA8A3;margin:0}

/* Sticky order bar (mobile) */
.sticky-order{position:fixed;left:0;right:0;bottom:0;z-index:60;background:rgba(255,255,255,.97);border-top:1px solid var(--line);padding:12px 0;display:none}
.sticky-inner{display:flex;align-items:center;justify-content:space-between;gap:12px}
.sticky-inner b{display:block;font-family:var(--serif);font-weight:600;font-size:20px;color:var(--ink);line-height:1.2}
.sticky-inner span{font-size:14px;color:var(--muted)}

@media (max-width:980px){
  .hero-grid,.page-head .hero-grid,.split,.order-band{grid-template-columns:1fr}
  .split.flip .split-media{order:0}
  .grid3{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .step-body{grid-template-columns:1fr}
  .step-body img{max-width:280px}
  .menu-btn{display:block}
  .site-nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--paper);border-bottom:1px solid var(--line);padding:10px 16px 16px}
  .site-nav.open{display:block}
  .site-nav ul{flex-direction:column}
  .topbar{position:relative}
}
@media (max-width:640px){
  body{font-size:16px}
  .grid3,.grid2,.foot-grid{grid-template-columns:1fr}
  .hero,.page-head{padding:32px 0 28px}
  .section{padding:48px 0}
  .order-band{padding:26px;border-radius:22px}
  .topbar .btn-order{display:none}
  .sticky-order{display:block}
  .steps > li{grid-template-columns:1fr;gap:12px}
  .actions .btn{flex:1 1 auto}
}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

/* Gene chips */
.genes{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.gene{font-weight:600;font-size:15px;letter-spacing:.02em;padding:6px 12px;border-radius:8px;background:var(--paper);border:1px solid var(--line);color:var(--pine-deep)}
.gene.key{background:var(--rose);border-color:var(--rose);color:#fff}