/* Site Source — page layer for the single-screen landing + secondary pages.
   Builds on styles.css (tokens + components). Square corners, 2px rules, flat fields. */
*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none!important}
:root{
  --nav-h:68px;
  --field-dark:#0B1116;              /* sampled from the explainer video so the frame sits flush */
  --f-input:clamp(38px,5.4vh,48px);  /* inputs shrink on short laptop screens so the form never scrolls */
  --f-gap:clamp(10px,1.5vh,16px);
}
body{background:var(--color-bg);color:var(--color-ink)}
img,video{display:block;max-width:100%}

/* ---------- Nav (shared) */
.site-nav{position:relative;z-index:10;height:var(--nav-h);flex:none;display:flex;align-items:center;gap:var(--space-5);padding:0 var(--space-6);background:var(--color-bg);border-bottom:var(--rule-strong) solid var(--color-rule)}
.site-nav .brand{margin-right:auto;display:flex;align-items:center}
.site-nav .brand img{height:50px;width:auto}
.site-nav .ss-nav-link[aria-current="page"]{color:var(--color-ink);border-bottom-color:var(--color-action)}
.home .nav-register{display:none}

/* ---------- Legal strip (shared). Company details are a Companies Act requirement on business websites. */
.legal{flex:none;display:flex;flex-wrap:wrap;align-items:center;gap:4px var(--space-5);padding:8px var(--space-6);background:var(--color-surface-dark);border-top:var(--rule-heavy) solid var(--color-action);color:var(--ss-charcoal-300);font-size:12px;line-height:1.5}
.legal .co{margin-right:auto}
.legal a{color:var(--ss-charcoal-200);text-decoration:none}
.legal a:hover{color:var(--ss-white);text-decoration:underline}
.legal .links{display:flex;gap:var(--space-4)}

/* ---------- Home: one screen */
.home{display:flex;flex-direction:column;min-height:100vh;min-height:100dvh}
.hero{flex:1 1 auto;display:grid;grid-template-columns:minmax(0,1fr) minmax(380px,460px);min-height:0}

/* Left: charcoal field, headline, video */
.hero-media{background:var(--field-dark);color:var(--ss-white);display:flex;flex-direction:column;gap:clamp(14px,2.6vh,28px);padding:clamp(20px,4vh,44px) clamp(24px,4vw,64px);min-height:0;min-width:0}
.hero-copy{display:flex;flex-direction:column;gap:clamp(10px,1.8vh,16px)}
.hero-copy .ss-kicker{color:var(--ss-orange-400)}
.hero h1{margin:0;font:700 clamp(34px,min(4.2vw,7vh),68px)/var(--lh-display) var(--font-display);text-transform:uppercase;text-wrap:balance}
.hero h1 em{font-style:normal;color:var(--color-action)}
/* Type wordmark: the logo's charcoal half disappears on dark, so dark grounds use SITE white + SOURCE orange. */
.wordmark{margin:0;font:700 clamp(40px,min(4.4vw,7.5vh),76px)/var(--lh-display) var(--font-display);letter-spacing:.06em;text-transform:uppercase;color:var(--ss-white)}
.wordmark span{color:var(--color-action)}
.proof{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px 22px}
.proof li{display:flex;align-items:center;gap:8px;font:500 13px var(--font-display);letter-spacing:var(--tracking-label);text-transform:uppercase;color:var(--ss-charcoal-200)}
.proof li::before{content:'';width:8px;height:8px;background:var(--color-action);flex:none}
.sr-only{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

.video-wrap{flex:1 1 auto;min-height:0;container-type:size;display:flex;align-items:flex-start}
.video-frame{position:relative;aspect-ratio:16/9;width:min(100cqw,calc(100cqh * 16 / 9),1280px);background:#000;border:1px solid rgba(255,255,255,.14)}
.video-frame video{width:100%;height:100%;object-fit:cover}
.video-progress{position:absolute;left:0;right:0;bottom:0;height:4px;background:rgba(255,255,255,.12);pointer-events:none}
.video-progress span{display:block;height:100%;width:100%;background:var(--color-action);transform-origin:left;transform:scaleX(0)}
.video-ctrls{position:absolute;left:12px;bottom:16px;display:flex;gap:6px}
.video-btn{display:inline-flex;align-items:center;gap:8px;min-height:36px;padding:0 12px;border:0;background:rgba(11,17,22,.82);color:var(--ss-white);font:500 12px var(--font-display);letter-spacing:var(--tracking-label);text-transform:uppercase;cursor:pointer;transition:background var(--dur-fast)}
.video-btn:hover{background:var(--color-action)}
.video-btn:focus-visible{outline:2px solid var(--color-focus);outline-offset:2px}
.video-btn svg{width:12px;height:12px;fill:currentColor}
.video-play-lg{position:absolute;left:16px;bottom:20px;height:52px;display:none;align-items:center;gap:12px;padding:0 24px;border:0;background:var(--color-action);color:var(--color-on-action);font:600 17px var(--font-display);letter-spacing:var(--tracking-button);text-transform:uppercase;cursor:pointer}
.video-play-lg:hover{background:var(--color-action-hover)}
.video-play-lg:focus-visible{outline:2px solid var(--ss-white);outline-offset:3px}
.video-frame.is-idle .video-play-lg{display:inline-flex}
.video-frame.is-idle .video-ctrls{display:none}

/* Right: registration cell, orange hazard edge on the seam */
.hero-form{background:var(--color-bg);border-left:var(--rule-heavy) solid var(--color-action);padding:clamp(18px,3.2vh,40px) clamp(24px,2.4vw,40px);display:flex;flex-direction:column;justify-content:safe center;gap:var(--f-gap);overflow-y:auto;min-height:0;scrollbar-width:thin}
.hero-form>*,#reg-live>*{width:100%;max-width:460px;margin-inline:auto}
/* JS-aligned state (desktop): rows spread so the button lands on the video's bottom edge. */
.hero-form.is-aligned{justify-content:flex-start}
.hero-form.is-aligned .reg-form{justify-content:space-between}
.hero-form.cmp-1 .form-head p{display:none}
.hero-form.cmp-2{--f-input:38px;--f-gap:8px}
.form-head{display:flex;flex-direction:column;gap:6px}
.form-head h2{margin:0;font:700 clamp(26px,4vh,36px)/1 var(--font-display);text-transform:uppercase}
.form-head h2 em{font-style:normal;color:var(--color-action)}
.form-head p{margin:0;font-size:14px;line-height:1.45;color:var(--color-ink-muted)}
#reg-tabs button{white-space:nowrap;padding:0 12px;min-height:var(--f-input)}
.reg-form{display:flex;flex-direction:column;gap:var(--f-gap)}
.reg-form .ss-field{gap:4px}
.reg-form .ss-input{min-height:var(--f-input);padding:8px 12px;font-size:16px}
.lbl-row{display:flex;justify-content:space-between;align-items:baseline;gap:8px}
.lbl-row .ss-error{font-size:12px;line-height:1.2;text-align:right}
.reg-form .ss-field>.ss-error{position:absolute;right:0;bottom:-2px;background:var(--color-bg);padding-left:6px}
.reg-form .ss-field:has(.ss-check){position:relative}
.row-2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.reg-form .ss-check{font-size:12.5px;line-height:1.45}
.reg-form .ss-btn-lg{min-height:calc(var(--f-input) + 6px)}
.reg-error{background:var(--color-error-tint);border-left:var(--rule-heavy) solid var(--color-error);padding:10px 12px;font-size:13px;color:var(--ss-red-700)}
.form-success{display:flex;flex-direction:column;gap:16px;outline:none}
.form-success .tick{display:flex;align-items:center;gap:12px}
.form-success .tick b{width:40px;height:40px;background:var(--color-success);color:#fff;display:flex;align-items:center;justify-content:center;font:700 22px var(--font-display);flex:none}
.form-success h2{margin:0;font:700 clamp(28px,4.4vh,40px)/1 var(--font-display);text-transform:uppercase}
.form-success p{margin:0;font-size:15px;color:var(--color-ink-mid)}
.form-success dl{margin:0;border:var(--rule-strong) solid var(--color-rule);display:grid;grid-template-columns:auto 1fr;gap:4px 16px;padding:10px 14px;font-size:14px}
.form-success dt{color:var(--color-ink-muted)}
.form-success dd{margin:0;font-weight:500;overflow-wrap:anywhere}

/* Lock to one screen only where the content genuinely fits: laptop and up. */
@media (min-width:960px) and (min-height:600px){
  html:has(.home){height:100%;overflow:hidden}
  .home{height:100vh;height:100dvh;overflow:hidden}
}
@media (min-width:960px) and (max-height:599px){
  .video-wrap{container-type:normal;display:block}
  .video-frame{width:100%;max-width:1280px}
}
@media (min-width:960px) and (max-height:720px){
  .form-head p{display:none}
}
@media (min-width:960px) and (max-height:640px){
  :root{--nav-h:60px}
  .site-nav .brand img{height:44px}
  .form-head .ss-kicker{display:none}
  .reg-form .ss-check{font-size:12px;line-height:1.35}
}
@media (max-width:1180px) and (min-width:960px){
  .hero{grid-template-columns:minmax(0,1fr) 380px}
  #reg-tabs button{font-size:12px;letter-spacing:.04em}
}

/* Tablet / phone: stack and scroll. A video + a five-field form cannot share a phone screen honestly. */
@media (max-width:959px){
  :root{--nav-h:56px;--f-input:48px;--f-gap:14px}
  .site-nav{padding:0 var(--space-4);gap:var(--space-4)}
  .site-nav .brand img{height:34px}
  .hero{grid-template-columns:1fr}
  .hero-media{padding:var(--space-5) var(--space-5) var(--space-5)}
  .video-wrap{container-type:normal;display:block}
  .video-frame{width:100%}
  .hero-form{border-left:0;border-top:var(--rule-heavy) solid var(--color-action);padding:var(--space-5);overflow:visible}
  .legal{padding:12px var(--space-5)}
}
@media (max-width:420px){
  .site-nav .ss-nav-link{font-size:13px}
  .row-2{grid-template-columns:1fr}
}

/* ---------- Secondary pages */
.page-head{background:var(--field-dark);color:var(--ss-white);border-bottom:var(--rule-heavy) solid var(--color-action)}
.page-head .wrap,.page-body .wrap{max-width:820px;margin:0 auto;padding:0 var(--space-6)}
.page-head .wrap{padding-top:var(--space-8);padding-bottom:var(--space-7);display:flex;flex-direction:column;gap:12px}
.page-head .ss-kicker{color:var(--ss-orange-400)}
.page-head h1{margin:0;font:700 clamp(40px,6vw,72px)/var(--lh-display) var(--font-display);text-transform:uppercase}
.page-head h1 em{font-style:normal;color:var(--color-action)}
.page-head p{margin:0;font-size:18px;font-weight:300;color:var(--ss-charcoal-200);max-width:600px}
.page-body .wrap{padding-top:var(--space-7);padding-bottom:var(--space-8)}
.prose{font-size:16px;line-height:1.65;color:var(--color-ink-mid)}
.prose h2{margin:var(--space-7) 0 var(--space-3);font:700 26px/1.05 var(--font-display);text-transform:uppercase;color:var(--color-ink);padding-top:var(--space-5);border-top:var(--rule-strong) solid var(--color-rule)}
.prose h2:first-child{margin-top:0}
.prose h3{margin:var(--space-5) 0 var(--space-2);font:600 17px var(--font-display);text-transform:uppercase;letter-spacing:.02em;color:var(--color-ink)}
.prose p{margin:0 0 var(--space-4)}
.prose ul{margin:0 0 var(--space-4);padding:0;list-style:none;display:flex;flex-direction:column;gap:8px}
.prose ul li{position:relative;padding-left:22px}
.prose ul li::before{content:'';position:absolute;left:0;top:12px;width:10px;height:2px;background:var(--color-action)}
.prose strong{color:var(--color-ink);font-weight:500}
.prose table{width:100%;border-collapse:collapse;margin:0 0 var(--space-5);font-size:14px;line-height:1.5}
.prose th,.prose td{text-align:left;vertical-align:top;padding:10px 12px;border:var(--rule-hair) solid var(--color-rule-soft)}
.prose th{font:500 11px var(--font-display);letter-spacing:var(--tracking-label);text-transform:uppercase;color:var(--color-ink);background:var(--color-surface);border-bottom:var(--rule-strong) solid var(--color-rule)}
.table-scroll{overflow-x:auto;margin:0 0 var(--space-5)}
.table-scroll table{margin:0;min-width:560px}
.todo{background:var(--color-action-tint);color:var(--color-action-text);padding:0 4px;font-weight:500}
.meta{font-size:13px;color:var(--color-ink-muted);margin-bottom:var(--space-6)!important}
.toc{border:var(--rule-strong) solid var(--color-rule);padding:var(--space-4) var(--space-5);margin-bottom:var(--space-7)}
.toc ol{margin:8px 0 0;padding-left:20px;columns:2;column-gap:32px;font-size:14px}
.toc a{color:var(--color-ink-mid);text-decoration:none}
.toc a:hover{color:var(--color-action-text);text-decoration:underline}
.cells{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,230px),1fr));border:var(--rule-strong) solid var(--color-rule);background:var(--color-rule);gap:var(--rule-strong);margin:0 0 var(--space-5)}
.cells>div{background:var(--color-bg);padding:var(--space-5);display:flex;flex-direction:column;gap:8px}
.cells .n{font:700 44px/1 var(--font-display);color:var(--color-action)}
.cells h3{margin:0!important}
.cells p{margin:0!important;font-size:15px}
.cta-band{display:flex;flex-wrap:wrap;gap:12px;margin-top:var(--space-6)}
.secondary{display:flex;flex-direction:column;min-height:100vh;min-height:100dvh}
.secondary main{flex:1}
@media (max-width:640px){.toc ol{columns:1}.page-head .wrap,.page-body .wrap{padding-left:var(--space-5);padding-right:var(--space-5)}}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}