/* Base resets (previously supplied by the artifact viewer). */
body{margin:0}
[hidden]{display:none!important}

/* Layout: a clinical "ward board". Asymmetric hero (claim left, portrait right with
   course tags), then real tools: an estimate desk, a first-aider calculator, and a
   navy compliance band. An ECG trace is the one signature flourish. */
:root{
  --paper:#f3f7f8;
  --surface:#ffffff;
  --ink:#0f2638;
  --ink-soft:#4b6475;
  --line:#d6e1e6;
  --brand:#102a43;
  --cyan:#0b8fa3;
  --cyan-strong:#087586;
  --cyan-wash:#e2f4f6;
  --alert:#c93b3b;
  --band:#102a43;
  --band-ink:#eaf3f6;
  --band-soft:#a9c2cf;
  --band-line:#23415c;
  --on-accent:#ffffff;
  --shadow:0 1px 2px rgba(16,42,67,.06),0 18px 40px -18px rgba(16,42,67,.25);

  /* Two families only: a serif for every heading, a sans for everything else. */
  --f-serif:"Source Serif 4","Iowan Old Style",Georgia,"Times New Roman",serif;
  --f-display:var(--f-serif);
  --f-body:"Hanken Grotesk","Helvetica Neue",Arial,system-ui,sans-serif;
  --f-mono:var(--f-body); /* labels and figures use the body face with tabular numbers */

  --t-xs:.78rem; --t-sm:.9rem; --t-md:1.0625rem; --t-lg:1.3rem;
  --t-xl:clamp(1.6rem,1.2rem + 1.6vw,2.3rem);
  --t-hero:clamp(1.75rem,1.35rem + 1.5vw,2.5rem);

  --r-sm:6px; --r-md:12px; --r-lg:22px;
  --wrap:1180px;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --paper:#0b1823; --surface:#112332; --ink:#e6eff3; --ink-soft:#9cb2c0; --line:#22394b;
    --brand:#e6eff3; --cyan:#3fc3d6; --cyan-strong:#6fd6e4; --cyan-wash:#0f3540; --alert:#f07272;
    --band:#081521; --band-ink:#e6eff3; --band-soft:#93abba; --band-line:#1f364a;
    --on-accent:#06202a; --shadow:0 1px 2px rgba(0,0,0,.3),0 18px 40px -18px rgba(0,0,0,.6);
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --paper:#0b1823; --surface:#112332; --ink:#e6eff3; --ink-soft:#9cb2c0; --line:#22394b;
  --brand:#e6eff3; --cyan:#3fc3d6; --cyan-strong:#6fd6e4; --cyan-wash:#0f3540; --alert:#f07272;
  --band:#081521; --band-ink:#e6eff3; --band-soft:#93abba; --band-line:#1f364a;
  --on-accent:#06202a; --shadow:0 1px 2px rgba(0,0,0,.3),0 18px 40px -18px rgba(0,0,0,.6);
  color-scheme:dark;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(env(safe-area-inset-top,0px) + 92px)}
body{background:var(--paper);color:var(--ink);font-family:var(--f-body);font-size:var(--t-md);line-height:1.6;-webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--paper)}
h1,h2,h3{font-family:var(--f-serif);line-height:1.18;letter-spacing:-.005em;text-wrap:balance;margin:0;color:var(--ink)}
p{margin:0}
a{color:inherit}
img{display:block;max-width:100%}
.mono{font-family:var(--f-mono);font-variant-numeric:tabular-nums}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
@media (min-width:720px){.wrap{padding-left:max(32px,env(safe-area-inset-left,0px));padding-right:max(32px,env(safe-area-inset-right,0px))}}
.eyebrow{font-family:var(--f-mono);font-size:var(--t-xs);letter-spacing:.12em;text-transform:uppercase;color:var(--cyan-strong);font-weight:500}
:focus-visible{outline:3px solid var(--cyan);outline-offset:2px;border-radius:4px}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:.5em;font:600 var(--t-sm)/1 var(--f-body);padding:.95em 1.3em;border-radius:var(--r-sm);border:1.5px solid transparent;cursor:pointer;text-decoration:none;transition:background .15s,border-color .15s,transform .15s}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--cyan);color:var(--on-accent)}
.btn-primary:hover{background:var(--cyan-strong)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--cyan)}
.btn .arrow{transition:transform .15s}
.btn:hover .arrow{transform:translateX(3px)}

/* Header */
.site-header{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:color-mix(in srgb,var(--paper) 88%,transparent);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;gap:24px;padding-block:12px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.brand svg{width:38px;height:38px;flex:none}
.brand-text{display:flex;flex-direction:column;line-height:1.05}
.brand-text strong{font-family:var(--f-display);font-size:1.15rem;letter-spacing:-.02em}
.brand-text span{font-family:var(--f-mono);font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-soft)}
.nav{display:flex;gap:4px;margin-left:auto}
.nav a{font-size:var(--t-sm);font-weight:500;text-decoration:none;padding:.5em .75em;border-radius:var(--r-sm);color:var(--ink-soft)}
.nav a:hover{color:var(--ink);background:var(--cyan-wash)}
.site-header .btn{padding:.75em 1.05em}
@media (max-width:900px){.nav{display:none}.site-header .btn{margin-left:auto}}

/* Hero */
.hero{padding-block:clamp(40px,6vw,84px) clamp(40px,5vw,72px)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,400px);gap:clamp(24px,3vw,40px);align-items:center}
.hero-copy{display:flex;flex-direction:column;gap:20px;min-width:0}
.hero h1{font-family:var(--f-serif);font-size:var(--t-hero);font-weight:500;line-height:1.18;letter-spacing:-.005em;max-width:30ch}
.hero h1 em{font-style:italic;color:var(--cyan-strong)}
.hero-lede{font-size:var(--t-md);line-height:1.6;color:var(--ink-soft);max-width:46ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.ecg{width:100%;max-width:520px;height:46px;color:var(--cyan)}
.ecg .trace{fill:none;stroke:currentColor;stroke-width:2;stroke-linejoin:round;stroke-linecap:round;opacity:.35}
.ecg .pulse{fill:none;stroke:currentColor;stroke-width:2.6;stroke-linejoin:round;stroke-linecap:round;stroke-dasharray:70 1400;stroke-dashoffset:0;animation:pulse 3.2s linear infinite}
@keyframes pulse{to{stroke-dashoffset:-1470}}
.proof{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;margin:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.proof div{padding:16px 18px 16px 0;display:flex;flex-direction:column;gap:4px;min-width:0}
.proof div + div{padding-left:18px;border-left:1px solid var(--line)}
.proof dt{font-family:var(--f-serif);font-size:1.6rem;font-weight:500;line-height:1.1;color:var(--cyan-strong)}
.proof dd{margin:0;font-size:var(--t-sm);line-height:1.45;color:var(--ink-soft)}
.proof dd b{color:var(--ink);font-weight:600}
.also{font-size:var(--t-xs);color:var(--ink-soft)}
@media (max-width:560px){
  .proof{grid-template-columns:1fr}
  .proof div,.proof div + div{padding:12px 0;border-left:0}
  .proof div + div{border-top:1px solid var(--line)}
}

.hero-figure{margin:0;width:100%;max-width:400px;justify-self:start;display:flex;flex-direction:column;gap:10px}
.hero-figure img{width:100%;height:auto;border-radius:var(--r-md);box-shadow:var(--shadow)}
.hero-figure figcaption{font-size:var(--t-xs);color:var(--ink-soft);line-height:1.4}
.hero-figure figcaption b{display:block;color:var(--ink);font-size:var(--t-sm)}
@media (max-width:760px){
  .hero-grid{grid-template-columns:1fr}
  .hero-figure{width:min(400px,100%)}
}

/* Section scaffolding */
.section{padding-block:clamp(56px,8vw,104px)}
.section-head{display:flex;flex-direction:column;gap:12px;max-width:640px;margin-bottom:clamp(28px,4vw,48px)}
.section-head h2{font-size:var(--t-xl);font-weight:500}
.section-head p{color:var(--ink-soft)}

/* Services */
.services-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:28px;align-items:start}
.course-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.course{display:grid;grid-template-columns:1fr auto auto;gap:8px 24px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line)}
.course h3{font-size:1.2rem;font-weight:600}
.course .meta{font-size:var(--t-sm);color:var(--ink-soft);grid-column:1}
.course .price{grid-row:1/3;grid-column:2;text-align:right;font-size:var(--t-sm)}
.course .price b{display:block;font-family:var(--f-mono);font-size:1rem;font-weight:500;color:var(--ink)}
.course .add{grid-row:1/3;grid-column:3}
.add{font:600 var(--t-xs)/1 var(--f-body);padding:.8em 1em;border-radius:var(--r-sm);border:1.5px solid var(--line);background:var(--surface);color:var(--ink);cursor:pointer;white-space:nowrap}
.add:hover{border-color:var(--cyan);color:var(--cyan-strong)}
.badge{display:inline-block;font-family:var(--f-mono);font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;padding:.25em .55em;border-radius:4px;background:var(--cyan-wash);color:var(--cyan-strong);vertical-align:3px;margin-left:8px;font-weight:500}
@media (max-width:560px){
  .course{grid-template-columns:1fr auto}
  .course .price{grid-row:auto;grid-column:1;text-align:left}
  .course .price b{display:inline;margin-right:6px}
  .course .add{grid-row:1/4;grid-column:2}
}

.phleb{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;display:flex;flex-direction:column;gap:18px;box-shadow:var(--shadow)}
.phleb h3{font-size:1.45rem;font-weight:500}
.phleb p{color:var(--ink-soft)}
.phleb ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:10px}
.phleb li{font-size:var(--t-sm);padding:10px 12px;border-radius:var(--r-sm);background:var(--cyan-wash);color:var(--ink)}
.phleb .from{display:flex;align-items:baseline;gap:8px}
.phleb .from b{font-family:var(--f-mono);font-size:1.8rem;font-weight:500}
.fine{font-size:var(--t-xs);color:var(--ink-soft);line-height:1.5}
@media (max-width:900px){.services-grid{grid-template-columns:1fr}}

/* Estimate desk */
.estimate{background:var(--surface);border-block:1px solid var(--line)}
.est-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:32px;align-items:start}
.est-panel{display:flex;flex-direction:column;gap:22px;min-width:0}
.example-note{font-size:var(--t-sm);color:var(--ink-soft);display:flex;gap:8px;align-items:center}
.example-note .badge{margin:0}
.est-rows{border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden}
.est-row{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:center;padding:14px 16px;border-bottom:1px solid var(--line);background:var(--paper)}
.est-row:last-child{border-bottom:0}
.est-row.active{background:var(--surface)}
.est-row label{display:flex;flex-direction:column;gap:2px;font-weight:600;cursor:pointer;min-width:0}
.est-row label span{font-weight:400;font-size:var(--t-xs);color:var(--ink-soft)}
.stepper{display:flex;align-items:center;border:1.5px solid var(--line);border-radius:var(--r-sm);background:var(--surface)}
.stepper button{width:38px;height:38px;border:0;background:transparent;color:var(--ink);font-size:1.1rem;cursor:pointer}
.stepper button:hover{color:var(--cyan-strong)}
.stepper input{width:52px;height:38px;border:0;border-inline:1px solid var(--line);text-align:center;font:500 1rem var(--f-mono);background:transparent;color:var(--ink);-moz-appearance:textfield}
.stepper input::-webkit-outer-spin-button,.stepper input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:6px;min-width:0}
.field label,.field legend{font-size:var(--t-sm);font-weight:600}
.field input,.field select,.field textarea{font:inherit;font-size:1rem;padding:.7em .8em;border:1.5px solid var(--line);border-radius:var(--r-sm);background:var(--surface);color:var(--ink);width:100%}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--cyan);outline:none;box-shadow:0 0 0 3px var(--cyan-wash)}
.field .hint{font-size:var(--t-xs);color:var(--ink-soft)}
@media (max-width:560px){.field-row{grid-template-columns:1fr}}

.summary{position:sticky;top:calc(env(safe-area-inset-top,0px) + 88px);background:var(--band);color:var(--band-ink);border-radius:var(--r-lg);padding:26px;display:flex;flex-direction:column;gap:18px;min-width:0}
.summary h3{color:var(--band-ink);font-size:1.3rem;font-weight:600}
.summary .eyebrow{color:var(--band-soft)}
.lines{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}
.lines li{display:grid;grid-template-columns:1fr auto;gap:2px 16px;padding:11px 0;border-bottom:1px dashed var(--band-line);font-size:var(--t-sm)}
.lines li small{grid-column:1;color:var(--band-soft);font-size:var(--t-xs)}
.lines li .amt{grid-row:1/3;grid-column:2;font-family:var(--f-mono);text-align:right;align-self:center}
.lines .empty{display:block;color:var(--band-soft);border:0}
.total{display:flex;justify-content:space-between;align-items:baseline;gap:12px}
.total span{font-size:var(--t-sm);color:var(--band-soft)}
.total b{font-family:var(--f-mono);font-weight:500;font-size:2rem}
.summary .fine{color:var(--band-soft)}
.copy-btn{background:transparent;color:var(--band-ink);border:1.5px solid var(--band-line)}
.copy-btn:hover{border-color:var(--band-soft)}
.copy-fallback{width:100%;min-height:120px;font:var(--t-xs)/1.5 var(--f-mono);background:var(--band);color:var(--band-ink);border:1px solid var(--band-line);border-radius:var(--r-sm);padding:10px}
@media (max-width:900px){.est-grid{grid-template-columns:1fr}.summary{position:static}}

.enquiry{display:flex;flex-direction:column;gap:16px;padding-top:8px;border-top:1px solid var(--line)}
.enquiry h3{font-size:1.25rem;font-weight:600;padding-top:16px}
.form-status{font-size:var(--t-sm);padding:14px 16px;border-radius:var(--r-md);background:var(--cyan-wash);color:var(--ink)}
.form-status.error{background:color-mix(in srgb,var(--alert) 12%,var(--surface));color:var(--ink)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

/* First aider calculator */
.calc-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start}
.calc-form{display:flex;flex-direction:column;gap:20px;min-width:0}
.hazard{display:grid;grid-template-columns:1fr 1fr;gap:12px;border:0;padding:0;margin:0}
.hazard legend{margin-bottom:8px}
.hz{position:relative}
.hz input{position:absolute;opacity:0;inset:0;cursor:pointer}
.hz div{border:1.5px solid var(--line);border-radius:var(--r-md);padding:14px;background:var(--surface);height:100%;display:flex;flex-direction:column;gap:4px}
.hz b{font-size:1rem}
.hz span{font-size:var(--t-xs);color:var(--ink-soft)}
.hz input:checked + div{border-color:var(--cyan);box-shadow:0 0 0 3px var(--cyan-wash)}
.hz input:focus-visible + div{outline:3px solid var(--cyan);outline-offset:2px}
.checks{display:flex;flex-direction:column;gap:10px}
.check{display:flex;gap:10px;align-items:flex-start;font-size:var(--t-sm)}
.check input{width:18px;height:18px;margin-top:2px;accent-color:var(--cyan)}
.result{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;display:flex;flex-direction:column;gap:18px;box-shadow:var(--shadow);min-width:0}
.result-num{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap}
.result-num b{font-family:var(--f-display);font-size:clamp(3.4rem,2.6rem + 3vw,5rem);font-weight:500;line-height:.9;color:var(--cyan-strong)}
.result-num span{font-size:var(--t-lg);font-weight:600;max-width:16ch;line-height:1.25}
.breakdown{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.breakdown li{display:flex;justify-content:space-between;gap:16px;padding:10px 0;border-bottom:1px solid var(--line);font-size:var(--t-sm)}
.breakdown li b{font-family:var(--f-mono);font-weight:500;white-space:nowrap}
.notes{display:flex;flex-direction:column;gap:8px;font-size:var(--t-sm);color:var(--ink-soft);padding:0;margin:0;list-style:none}
.notes li{padding-left:16px;position:relative}
.notes li::before{content:"";position:absolute;left:0;top:.65em;width:6px;height:6px;border-radius:50%;background:var(--alert)}
@media (max-width:900px){.calc-grid{grid-template-columns:1fr}}
@media (max-width:440px){.hazard{grid-template-columns:1fr}}

/* Organisations band */
.band{background:var(--band);color:var(--band-ink)}
.band h2,.band h3{color:var(--band-ink)}
.band .eyebrow{color:var(--cyan)}
.band .section-head p{color:var(--band-soft)}
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:0;counter-reset:s;border-top:1px solid var(--band-line)}
.steps li{counter-increment:s;padding:22px 22px 0 0;display:flex;flex-direction:column;gap:8px;min-width:0}
.steps li::before{content:counter(s,decimal-leading-zero);font-family:var(--f-mono);font-size:var(--t-xs);color:var(--cyan);letter-spacing:.1em}
.steps h3{font-size:1.1rem;font-weight:600}
.steps p{font-size:var(--t-sm);color:var(--band-soft)}
.renew{margin-top:48px;display:grid;grid-template-columns:1fr 1.2fr;gap:40px;align-items:start}
.renew-table{overflow-x:auto}
.renew table{width:100%;border-collapse:collapse;font-size:var(--t-sm)}
.renew th,.renew td{text-align:left;padding:12px 12px 12px 0;border-bottom:1px solid var(--band-line);vertical-align:top}
.renew th{font-family:var(--f-mono);font-size:var(--t-xs);letter-spacing:.08em;text-transform:uppercase;color:var(--band-soft);font-weight:500}
.renew td:nth-child(2){font-family:var(--f-mono);white-space:nowrap}
.renew td{color:var(--band-ink)}
.sectors{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:16px 0 0}
.sectors li{font-size:var(--t-sm);padding:.45em .8em;border:1px solid var(--band-line);border-radius:999px;color:var(--band-ink)}
.band .btn-primary{margin-top:24px}
@media (max-width:900px){.steps{grid-template-columns:1fr 1fr;row-gap:12px}.renew{grid-template-columns:1fr}}
@media (max-width:520px){.steps{grid-template-columns:1fr}}

/* About */
.about-grid{display:grid;grid-template-columns:200px minmax(0,1fr);gap:clamp(24px,4vw,48px);align-items:start}
.about-grid img{width:200px;max-width:100%;height:auto;border-radius:var(--r-md)}
.about-copy{display:flex;flex-direction:column;gap:18px;min-width:0}
.about-copy h2{font-size:var(--t-xl);font-weight:500}
.about-copy p{color:var(--ink-soft);max-width:60ch}
.cred-grid{display:grid;grid-template-columns:1fr 1fr;gap:0;border-top:1px solid var(--line);margin-top:6px}
.cred-grid div{padding:14px 12px 14px 0;border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:2px}
.cred-grid small{font-family:var(--f-mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-soft)}
.cred-grid b{font-weight:600}
@media (max-width:620px){.about-grid{grid-template-columns:1fr}.about-grid img{width:180px}}

/* Contact & footer */
.contact{display:grid;grid-template-columns:1.1fr 1fr;gap:32px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:clamp(24px,4vw,44px)}
.contact h2{font-size:var(--t-xl);font-weight:500}
.contact p{color:var(--ink-soft);margin-top:12px}
.contact-list{display:flex;flex-direction:column;gap:10px}
.contact-item{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px;border:1px solid var(--line);border-radius:var(--r-md);background:var(--paper)}
.contact-item div{display:flex;flex-direction:column;min-width:0}
.contact-item small{font-family:var(--f-mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-soft)}
.contact-item b{font-weight:600;user-select:all;overflow-wrap:anywhere}
.copy-mini{font:600 var(--t-xs)/1 var(--f-body);padding:.7em .9em;border:1.5px solid var(--line);border-radius:var(--r-sm);background:var(--surface);color:var(--ink);cursor:pointer}
.copy-mini:hover{border-color:var(--cyan)}
@media (max-width:820px){.contact{grid-template-columns:1fr}}
.site-footer{padding-block:36px 48px;font-size:var(--t-sm);color:var(--ink-soft)}
.site-footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px 24px}
.site-footer nav{display:flex;gap:18px;flex-wrap:wrap}
.site-footer a{text-decoration:none}
.site-footer a:hover{color:var(--ink)}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .ecg .pulse{animation:none;stroke-dasharray:none;opacity:0}
  .btn,.btn .arrow{transition:none}
}