/* =========================================================
   iXBRL.UK — Design System
   Palette pulled from brand mark: deep navy + reporting red,
   plus an amber "tag highlight" that mirrors how iXBRL viewers
   (Companies House / HMRC) highlight a tagged fact in a document.
   ========================================================= */

:root{
  --navy: #0A2472;
  --navy-deep: #061A54;
  --navy-ink: #0A0F2C;
  --red: #D01F2E;
  --red-dark: #A8121F;
  --paper: #F6F7FB;
  --paper-dim: #ECEEF6;
  --white: #FFFFFF;
  --slate: #5A6079;
  --slate-dim: #8489A0;
  --line: #DBDFEC;
  --tag: #FFD772;
  --tag-ink: #4A3300;
  --focus: #1E6FF2;

  --display: "Space Grotesk", "IBM Plex Sans", sans-serif;
  --body: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --maxw: 1160px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--navy-ink);
  font-family:var(--body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block; -webkit-user-drag:none; user-select:none;}
a{color:var(--navy);}
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible{
  outline:3px solid var(--focus);
  outline-offset:2px;
}
@media (prefers-reduced-motion: reduce){
  *{animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; scroll-behavior:auto !important;}
}

.wrap{max-width:var(--maxw); margin:0 auto; padding:0 24px;}

h1,h2,h3,h4{
  font-family:var(--display);
  color:var(--navy-deep);
  line-height:1.12;
  margin:0 0 .5em;
  letter-spacing:-0.01em;
}
h1{font-size:clamp(2.1rem, 4.4vw, 3.4rem); font-weight:700;}
h2{font-size:clamp(1.5rem, 2.6vw, 2.1rem); font-weight:700;}
h3{font-size:1.25rem; font-weight:600;}
p{margin:0 0 1em; color:var(--navy-ink);}
.lede{font-size:1.15rem; color:var(--slate); max-width:62ch;}

/* ---------- eyebrow / tag label (signature motif) ---------- */
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:.5em;
  font-family:var(--mono);
  font-size:.78rem;
  letter-spacing:.02em;
  color:var(--red-dark);
  background:#FDEBEC;
  border:1px solid #F6C9CD;
  padding:.32em .7em;
  border-radius:4px;
  margin-bottom:1em;
}
.eyebrow::before{content:"<";}
.eyebrow::after{content:"/>";}
.eyebrow.navy{color:var(--navy); background:#EAEEFB; border-color:#CBD5F2;}

/* inline "tagged fact" highlight — used throughout copy to literally
   demonstrate what iXBRL tagging looks like in a rendered filing */
.tagged{
  background:var(--tag);
  color:var(--tag-ink);
  padding:.05em .28em;
  border-radius:3px;
  font-weight:600;
  position:relative;
  cursor:help;
}
.tagged sup{
  font-family:var(--mono);
  font-size:.6em;
  font-weight:400;
  color:var(--navy-deep);
  margin-left:.15em;
  vertical-align:super;
}

.trustbar{
  background:var(--paper-dim);
  border:1px solid var(--line);
  border-radius:14px;
  padding:22px 30px;
  display:flex;
  align-items:center;
  gap:26px;
  flex-wrap:wrap;
}
.trustbar-label{
  font-family:var(--display);
  font-weight:600;
  font-size:.85rem;
  color:var(--navy-deep);
  white-space:nowrap;
  padding-right:22px;
  border-right:1px solid var(--line);
  flex-shrink:0;
}
.trustbar-list{
  display:flex; flex-wrap:wrap; gap:10px; list-style:none; margin:0; padding:0; flex:1;
}
.trustbar-list li{
  display:flex; align-items:center; gap:7px;
  background:#fff; border:1px solid var(--line); border-radius:20px;
  padding:8px 14px 8px 10px; font-family:var(--mono); font-size:.78rem; color:var(--navy-deep);
  white-space:nowrap;
}
.trustbar-list li svg{width:13px; height:13px; flex-shrink:0; color:#0E7A47;}
@media (max-width:760px){
  .trustbar{flex-direction:column; align-items:flex-start; padding:22px;}
  .trustbar-label{border-right:none; padding-right:0; padding-bottom:6px;}
}

/* ---------- header ---------- */
header.site{
  position:sticky; top:0; z-index:50;
  background:rgba(246,247,251,.97);
  border-bottom:1px solid var(--line);
}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 0;
  gap:16px;
}
.brand{display:flex; align-items:center; gap:10px; text-decoration:none; flex-shrink:0;}
.brand img{height:34px; width:auto;}
.navlinks{display:flex; align-items:center; gap:20px; list-style:none; margin:0; padding:0; flex-wrap:nowrap;}
.navlinks a{
  color:var(--navy-deep); text-decoration:none; font-weight:500; font-size:.94rem;
  position:relative; padding:4px 0; white-space:nowrap;
}
.navlinks a::after{
  content:""; position:absolute; left:0; right:0; bottom:-2px; height:2px;
  background:var(--red); transform:scaleX(0); transform-origin:left; transition:transform .18s ease;
}
.navlinks a:hover::after, .navlinks a[aria-current="page"]::after{transform:scaleX(1);}
.navlinks a[aria-current="page"]{color:var(--red-dark);}
.nav-cta{
  background:var(--navy); color:#fff !important; text-decoration:none;
  padding:11px 20px; border-radius:6px; font-weight:600; font-size:.92rem;
  border:1px solid var(--navy);
  transition:background .15s ease, transform .15s ease;
  white-space:nowrap; flex-shrink:0;
}
.nav-cta:hover{background:var(--navy-deep); transform:translateY(-1px);}
.menu-btn{display:none; background:none; border:1px solid var(--line); border-radius:6px; padding:8px 10px; font-size:1.1rem; flex-shrink:0;}

@media (max-width: 1180px) and (min-width: 1041px){
  .navlinks{gap:14px;}
  .navlinks a{font-size:.88rem;}
  .nav-cta{padding:10px 16px; font-size:.88rem;}
}

@media (max-width: 1040px){
  .navlinks{
    position:fixed; inset:62px 0 0 0; background:var(--white);
    flex-direction:column; align-items:flex-start; padding:24px;
    gap:18px; display:none; overflow-y:auto;
    border-top:1px solid var(--line);
    z-index:200;
  }
  .navlinks.open{display:flex;}
  .menu-btn{display:inline-block;}
  .nav-cta{display:none;}
  .navlinks.open .nav-cta{display:inline-block; margin-top:8px;}
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:8px;
  padding:13px 24px; border-radius:6px; font-weight:600; text-decoration:none;
  font-size:.96rem; border:1px solid transparent; cursor:pointer;
  transition:transform .15s ease, background .15s ease, box-shadow .15s ease;
}
.btn-primary{background:var(--red); color:#fff;}
.btn-primary:hover{background:var(--red-dark); transform:translateY(-1px);}
.btn-ghost{background:transparent; color:var(--navy-deep); border-color:var(--line);}
.btn-ghost:hover{border-color:var(--navy); transform:translateY(-1px);}
.btn-light{background:#fff; color:var(--navy-deep);}
.btn-light:hover{transform:translateY(-1px);}

/* ---------- hero ---------- */
.hero{
  padding:48px 0 44px;
  background:
    radial-gradient(900px 420px at 85% -10%, #EAEEFB 0%, transparent 60%),
    var(--paper);
  border-bottom:1px solid var(--line);
}
.hero-grid{display:grid; grid-template-columns:1fr 1fr; gap:48px; align-items:stretch;}
.hero-grid > div:first-child{align-self:center;}
@media (max-width:940px){.hero-grid{grid-template-columns:1fr;}}
.hero-stats{display:flex; gap:28px; margin-top:28px; flex-wrap:wrap;}
.hero-stats div{min-width:120px;}
.hero-stats b{display:block; font-family:var(--display); font-size:1.6rem; color:var(--navy-deep);}
.hero-stats span{font-size:.85rem; color:var(--slate);}
.hero-ctas{display:flex; gap:14px; margin-top:30px; flex-wrap:wrap;}

/* ---------- tagging demo card (signature element) ---------- */
.demo-card{
  background:var(--navy-deep);
  border-radius:14px;
  padding:30px;
  box-shadow:0 24px 60px -20px rgba(6,26,84,.5);
  color:#DCE3F7;
  display:flex; flex-direction:column; justify-content:center;
  min-height:100%;
}
.demo-card .demo-bar{
  display:flex; gap:6px; align-items:center; margin-bottom:14px;
}
.demo-bar span{width:9px; height:9px; border-radius:50%; background:#3A4B8C; display:inline-block;}
.demo-bar b{
  margin-left:8px; font-family:var(--mono); font-size:.72rem; color:#9FB0E6; letter-spacing:.03em;
}
.demo-doc{
  background:#0E1D5C; border:1px solid #24337E; border-radius:8px; padding:18px;
  font-family:var(--mono); font-size:.92rem; line-height:2;
}
.demo-doc .lbl{color:#7F8FCB;}
.demo-doc .val{
  background:var(--tag); color:var(--tag-ink); padding:1px 6px; border-radius:3px; font-weight:700;
}
.demo-doc .tagname{
  display:block; color:#5FE0B0; font-size:.7rem; margin-top:2px;
}
.demo-foot{display:flex; justify-content:space-between; margin-top:14px; font-family:var(--mono); font-size:.72rem; color:#7F8FCB;}
.demo-foot b{color:#5FE0B0;}

/* ---------- sections ---------- */
section{padding:48px 0;}
.section-tight{padding:34px 0;}
.section-head{max-width:700px; margin-bottom:40px;}
.bg-white{background:var(--white); border-top:1px solid var(--line); border-bottom:1px solid var(--line);}
.bg-navy{background:var(--navy-deep); color:#DCE3F7;}
.bg-navy h2, .bg-navy h3{color:#fff;}
.bg-navy p{color:#B8C2E8;}
.bg-navy .eyebrow{background:rgba(255,255,255,.08); border-color:rgba(255,255,255,.18); color:#FFB3BB;}

/* ---------- grids / cards ---------- */
.grid{display:grid; gap:24px;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
@media (max-width:900px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr);}}
@media (max-width:620px){.grid-3,.grid-4,.grid-2{grid-template-columns:1fr;}}

.card{
  background:#fff; border:1px solid var(--line); border-radius:10px; padding:26px;
}
.card h3{margin-bottom:.4em;}
.card p{color:var(--slate); margin-bottom:0; font-size:.96rem;}
.card .num{
  font-family:var(--mono); color:var(--red); font-size:.8rem; margin-bottom:10px; display:block;
}
a.card{display:block; text-decoration:none; transition:transform .15s ease, box-shadow .15s ease, border-color .15s ease;}
a.card:hover{transform:translateY(-2px); box-shadow:0 10px 24px -12px rgba(10,36,114,.18); border-color:var(--navy);}
a.card h3{color:var(--navy-deep);}

.icon-box{
  width:42px; height:42px; border-radius:8px; background:#EAEEFB; color:var(--navy);
  display:flex; align-items:center; justify-content:center; margin-bottom:16px; font-size:1.2rem;
}

/* ---------- process / timeline ---------- */
.steps{list-style:none; margin:0; padding:0; counter-reset:step;}
.step{
  display:grid; grid-template-columns:64px 1fr; gap:20px; padding:28px 0;
  border-top:1px solid var(--line);
}
.step:first-child{border-top:none;}
.step .stepnum{
  font-family:var(--mono); color:var(--red); font-weight:700; font-size:1.05rem;
}
.step h3{margin-bottom:.35em;}
.step p{color:var(--slate); margin-bottom:0;}

/* ---------- table ---------- */
table.compare{width:100%; border-collapse:collapse; background:#fff; border:1px solid var(--line); border-radius:10px; overflow:hidden;}
table.compare th, table.compare td{padding:14px 16px; text-align:left; border-bottom:1px solid var(--line); font-size:.94rem;}
table.compare th{background:var(--paper-dim); font-family:var(--display); color:var(--navy-deep);}
table.compare tr:last-child td{border-bottom:none;}
table.compare td.yes{color:#0E7A47; font-weight:600;}
table.compare td.no{color:var(--slate-dim);}

/* ---------- pricing ---------- */
.price-card{background:#fff; border:1px solid var(--line); border-radius:12px; padding:28px; display:flex; flex-direction:column;}
.price-card.featured{border-color:var(--navy); box-shadow:0 20px 40px -24px rgba(10,36,114,.4); position:relative;}
.price-card .price{font-family:var(--display); font-size:2.1rem; color:var(--navy-deep); margin:10px 0;}
.price-card .price small{font-family:var(--body); font-size:.9rem; color:var(--slate); font-weight:400;}
.price-card ul{list-style:none; margin:18px 0; padding:0; flex:1;}
.price-card li{padding:8px 0; border-top:1px solid var(--paper-dim); font-size:.92rem; display:flex; gap:8px;}
.price-card li:first-child{border-top:none;}
.badge{
  position:absolute; top:-13px; right:20px; background:var(--red); color:#fff; font-size:.72rem;
  padding:4px 10px; border-radius:20px; font-weight:700; letter-spacing:.03em;
}

/* ---------- faq ---------- */
.faq-item{border-bottom:1px solid var(--line); padding:18px 0;}
.faq-item summary{
  cursor:pointer; font-family:var(--display); font-weight:600; color:var(--navy-deep);
  font-size:1.02rem; list-style:none; display:flex; justify-content:space-between; align-items:center; gap:12px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+"; font-size:1.4rem; color:var(--red); flex-shrink:0;}
.faq-item[open] summary::after{content:"–";}
.faq-item p{margin-top:12px; color:var(--slate);}

/* ---------- testimonial / logos ---------- */
.quote{
  background:#fff; border:1px solid var(--line); border-left:4px solid var(--red);
  border-radius:8px; padding:24px 26px;
}
.quote p{font-size:1.05rem; color:var(--navy-ink); font-style:italic;}
.quote footer{font-family:var(--mono); font-size:.8rem; color:var(--slate); margin-top:10px;}

.logostrip{
  display:flex; flex-wrap:wrap; gap:12px 30px; align-items:center; justify-content:space-between;
  padding:22px 0; opacity:.75; font-family:var(--mono); font-size:.82rem; color:var(--slate);
}

/* ---------- CTA band ---------- */
.cta-band{
  background:linear-gradient(120deg, var(--navy) 0%, var(--navy-deep) 100%);
  border-radius:16px; padding:48px; color:#fff; text-align:center;
}
.cta-band h2{color:#fff;}
.cta-band p{color:#C6D0F0; max-width:56ch; margin:0 auto 26px;}

/* ---------- forms ---------- */
form.contact{background:#fff; border:1px solid var(--line); border-radius:12px; padding:28px; display:grid; gap:16px;}
.field{display:grid; gap:6px;}
.field label{font-size:.85rem; font-weight:600; color:var(--navy-deep);}
.field input, .field select, .field textarea{
  padding:11px 13px; border:1px solid var(--line); border-radius:6px; font-family:var(--body); font-size:.95rem;
  background:var(--paper);
}
.field textarea{resize:vertical; min-height:110px;}
.field-row{display:grid; grid-template-columns:1fr 1fr; gap:16px;}
@media (max-width:600px){.field-row{grid-template-columns:1fr;}}

/* ---------- footer ---------- */
footer.site{background:var(--navy-deep); color:#B8C2E8; padding:48px 0 24px; margin-top:36px;}
.foot-grid{display:grid; grid-template-columns:1.2fr 1fr 1fr 1fr 1fr; gap:26px;}
@media (max-width:1080px){.foot-grid{grid-template-columns:1fr 1fr 1fr;}}
@media (max-width:800px){.foot-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:520px){.foot-grid{grid-template-columns:1fr;}}
footer.site h4{color:#fff; font-family:var(--display); font-size:.92rem; letter-spacing:.02em; margin-bottom:14px;}
footer.site ul{list-style:none; margin:0; padding:0; display:grid; gap:9px;}
footer.site a{color:#B8C2E8; text-decoration:none; font-size:.92rem;}
footer.site a:hover{color:#fff;}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.12); margin-top:40px; padding-top:22px;
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px; font-size:.82rem; color:#8695C9;
}
.foot-brand{display:flex; align-items:center; gap:10px; margin-bottom:14px;}
.foot-brand img{height:28px; filter:brightness(0) invert(1);}

/* ---------- breadcrumb ---------- */
.breadcrumb{font-family:var(--mono); font-size:.8rem; color:var(--slate); padding:14px 0 0;}
.breadcrumb a{color:var(--slate); text-decoration:none;}
.breadcrumb a:hover{color:var(--navy);}

/* ---------- utility ---------- */
.center{text-align:center;}
.mt-0{margin-top:0;}
.small{font-size:.85rem; color:var(--slate);}
.divider{height:1px; background:var(--line); margin:0;}
.skip-link{
  position:absolute; left:-999px; top:0; background:var(--navy); color:#fff; padding:10px 16px; z-index:100;
}
.skip-link:focus{left:12px; top:12px;}


/* ---------- nav dropdowns ---------- */
.navlinks li.has-sub{position:relative;}
.navlinks li.has-sub > a::before{content:"▾"; font-size:.7em; margin-left:5px; float:right; margin-top:3px;}
.navlinks .sub{
  display:none; position:absolute; top:100%; left:-14px; z-index:60;
  background:#fff; border:1px solid var(--line); border-radius:10px;
  box-shadow:0 18px 44px -16px rgba(10,36,114,.25);
  padding:10px; margin:0; list-style:none; min-width:250px;
}
.navlinks li.has-sub:hover > .sub,
.navlinks li.has-sub:focus-within > .sub{display:block;}
.navlinks .sub a{display:block; padding:8px 12px; border-radius:6px; font-size:.9rem; white-space:nowrap;}
.navlinks .sub a::after{display:none;}
.navlinks .sub a:hover{background:var(--paper);}
.navlinks .sub .sub-label{
  font-family:var(--mono); font-size:.68rem; letter-spacing:.05em; text-transform:uppercase;
  color:var(--slate-dim); padding:8px 12px 2px; display:block;
}
.sub-toggle{display:none;}
@media (max-width:1040px){
  /* On mobile the nav is a vertical panel. Sub-lists are collapsed by
     default (accordion) — a visitor taps a chevron button to expand just
     that section, rather than seeing every section's items all at once. */
  .navlinks li.has-sub{display:flex; flex-wrap:wrap; align-items:center;}
  .navlinks li.has-sub > a{flex:1 1 auto;}
  .navlinks li.has-sub > a::before{display:none;}
  .sub-toggle{
    display:flex; align-items:center; justify-content:center;
    width:36px; height:36px; flex-shrink:0; margin-left:8px;
    background:var(--paper); border:1px solid var(--line); border-radius:8px;
    color:var(--navy-deep); font-size:.85rem; line-height:1;
    transition:transform .18s ease;
  }
  .sub-toggle[aria-expanded="true"]{transform:rotate(180deg); background:var(--navy-deep); color:#fff; border-color:var(--navy-deep);}
  .navlinks .sub{
    display:none; position:static; border:none; box-shadow:none;
    padding:4px 0 6px 14px; min-width:0; width:100%;
    order:3; /* push below the link + toggle row, which sit in the flex row above */
  }
  .navlinks li.has-sub.sub-open > .sub{display:block;}
}