/* Shared shell for the three concept sites. Brand colours and fonts live in each page. */
:root{
  --wrap:1240px;
  --gutter:28px;
  --radius:28px;
  --radius-sm:16px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --shadow:0 24px 70px rgba(0,0,0,.2);
  --header-h:64px;
  --backbar-h:38px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--backbar-h) + var(--header-h) + 14px)}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-body);font-weight:400;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
figure{margin:0}
a{color:inherit}
button,input,select,textarea{font:inherit}
p{margin:0 0 1em}
h1,h2,h3,h4{margin:0;font-family:var(--font-display);font-weight:var(--display-weight,700);line-height:.98;letter-spacing:-.025em}
h1 em,h2 em{font-style:normal;color:var(--accent-text,var(--accent))}
::selection{background:var(--accent);color:var(--accent-ink,#111)}
:focus-visible{outline:2px solid var(--accent);outline-offset:4px}
.wrap{width:min(100% - (var(--gutter) * 2),var(--wrap));margin-inline:auto}
.mono{font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;font-weight:500}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);margin-bottom:16px}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--accent);flex:none}
.muted{color:var(--muted)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:fixed;left:16px;top:-80px;z-index:300;background:var(--accent);color:var(--accent-ink);padding:10px 16px;border-radius:10px;text-decoration:none;transition:top .2s}
.skip-link:focus{top:12px}

/* return bar */
.backbar{position:sticky;top:0;z-index:140;background:var(--backbar-bg);color:var(--backbar-fg);border-bottom:1px solid var(--backbar-line,rgba(255,255,255,.18))}
.backbar-in{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:var(--backbar-h)}
.backbar-link{display:inline-flex;align-items:center;gap:8px;min-height:var(--backbar-h);text-decoration:none;font-family:var(--font-mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--backbar-fg)}
.backbar-arrow{width:14px;height:14px;flex:none;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform .2s var(--ease)}
.backbar-link:hover .backbar-arrow{transform:translateX(-3px)}
.backbar-note{font-family:var(--font-mono);font-size:9px;letter-spacing:.14em;text-transform:uppercase;color:var(--backbar-muted,rgba(255,255,255,.55))}
.backbar-link:focus-visible{outline:2px solid var(--backbar-fg);outline-offset:-4px}
.scroll-progress{position:fixed;top:0;left:0;z-index:150;width:100%;height:2px;transform:scaleX(0);transform-origin:0 50%;background:var(--accent);pointer-events:none}

/* sticky glass header */
.site-header{position:sticky;top:var(--backbar-h);z-index:130;background:var(--header-bg);color:var(--header-fg);border-bottom:1px solid var(--header-line);backdrop-filter:blur(20px) saturate(150%);-webkit-backdrop-filter:blur(20px) saturate(150%);transition:background .25s var(--ease),box-shadow .25s var(--ease)}
.site-header.is-scrolled{background:var(--header-bg-strong);box-shadow:0 12px 36px rgba(0,0,0,.16)}
.bar{display:flex;align-items:center;gap:24px;min-height:var(--header-h)}
.brand{display:inline-flex;align-items:center;gap:11px;text-decoration:none;margin-right:auto;min-width:0}
.brand-mark{width:34px;height:34px;display:grid;place-items:center;background:var(--accent);color:var(--accent-ink);font-family:var(--font-display);font-weight:800;font-size:16px;line-height:1;flex:none}
.brand b{font-family:var(--font-display);font-size:15px;font-weight:700;letter-spacing:-.01em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand small{display:block;font-family:var(--font-mono);font-size:8px;letter-spacing:.16em;text-transform:uppercase;opacity:.6;margin-top:2px}
.nav{display:flex;align-items:center;gap:22px}
.nav a{font-family:var(--font-mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;text-decoration:none;opacity:.74;transition:opacity .2s}
.nav a:hover,.nav a:focus-visible{opacity:1}
.header-actions{display:flex;align-items:center;gap:14px}
.header-actions .phone{font-family:var(--font-mono);font-size:11px;text-decoration:none;white-space:nowrap;opacity:.85}
.header-actions .phone:hover{opacity:1}
.header-tg{display:inline-flex;align-items:center;min-height:34px;padding:0 12px;border:1px solid var(--header-line);border-radius:999px;text-decoration:none;font-family:var(--font-mono);font-size:9px;letter-spacing:.12em;text-transform:uppercase;opacity:.82;transition:opacity .2s,border-color .2s,background .2s}
.header-tg:hover{opacity:1;border-color:var(--accent);background:rgba(255,255,255,.08)}
.mobile-menu{display:none;position:relative}
.mobile-menu summary{list-style:none;display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 14px;border:1px solid var(--header-line);border-radius:999px;font-family:var(--font-mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;cursor:pointer;background:rgba(255,255,255,.08)}
.mobile-menu summary::-webkit-details-marker{display:none}
.mobile-panel{position:absolute;right:0;top:calc(100% + 8px);width:min(250px,calc(100vw - 40px));padding:8px;background:var(--menu-bg);color:var(--menu-fg);border:1px solid var(--header-line);border-radius:18px;box-shadow:var(--shadow);z-index:20}
.mobile-panel a{display:flex;align-items:center;min-height:42px;padding:0 12px;border-radius:10px;text-decoration:none;font-family:var(--font-mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase}
.mobile-panel a:hover{background:rgba(255,255,255,.1)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:0 23px;border-radius:999px;border:1px solid transparent;background:var(--accent);color:var(--accent-ink,#111);text-decoration:none;font-weight:600;font-size:14px;cursor:pointer;transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s,color .2s;white-space:nowrap}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(0,0,0,.18)}
.btn:active{transform:translateY(0) scale(.98)}
.btn svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex:none}
.btn-sm{min-height:40px;padding:0 17px;font-size:12.5px}
.btn-ghost{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.3);color:inherit;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}
.btn-ghost:hover{background:rgba(255,255,255,.16)}
.btn-outline{background:transparent;border-color:currentColor;color:inherit}
.btn-outline:hover{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn-block{width:100%}

/* glass */
.glass{position:relative;background:var(--glass-bg,rgba(255,255,255,.2));border:1px solid var(--glass-border,rgba(255,255,255,.32));border-radius:var(--radius);box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.3);backdrop-filter:blur(20px) saturate(150%);-webkit-backdrop-filter:blur(20px) saturate(150%);overflow:hidden}
.glass::before{content:"";position:absolute;inset:0;background:linear-gradient(125deg,rgba(255,255,255,.24),transparent 32%,transparent 68%,rgba(255,255,255,.08));pointer-events:none}
.glass>*{position:relative;z-index:1}
.glass-on-image{color:#fff;background:linear-gradient(135deg,rgba(255,255,255,.2),rgba(255,255,255,.06));border-color:rgba(255,255,255,.32)}
.glass-soft{box-shadow:0 12px 34px rgba(0,0,0,.1),inset 0 1px 0 rgba(255,255,255,.35)}
.glass-dark{background:linear-gradient(135deg,rgba(13,13,15,.68),rgba(13,13,15,.38));border-color:rgba(255,255,255,.18);color:#fff}
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){
  .glass,.site-header{background:var(--fallback-bg,rgba(255,255,255,.94));color:var(--ink)}
  .glass-on-image{background:rgba(10,10,10,.8);color:#fff}
}

/* type and layout */
.section{padding:88px 0}
.section-sm{padding:56px 0}
.section-tight{padding:56px 0 0}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;flex-wrap:wrap;margin-bottom:36px}
.section-head h2{font-size:clamp(32px,4vw,54px);max-width:14ch}
.section-head p{max-width:42ch;margin:0;color:var(--muted);font-size:15px}
.on-dark{background:var(--dark);color:var(--on-dark,#fff)}
.on-dark .muted,.on-dark .section-head p,.on-dark .eyebrow{color:var(--on-dark-muted,rgba(255,255,255,.64))}
.on-dark .eyebrow::before{background:var(--accent)}
.on-dark .glass{--glass-bg:linear-gradient(135deg,rgba(255,255,255,.16),rgba(255,255,255,.05));--glass-border:rgba(255,255,255,.2)}
.on-dark .btn-outline:hover{color:var(--accent-ink)}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}

/* marquee */
.marquee{overflow:hidden;background:var(--accent);color:var(--accent-ink);border-block:1px solid var(--line);padding:10px 0 10px 18px}
.marquee-track{display:flex;width:max-content;gap:30px;animation:marquee 28s linear infinite}
.marquee:hover .marquee-track,.marquee:focus-within .marquee-track{animation-play-state:paused}
.marquee span{font-family:var(--font-display);font-size:13px;font-weight:var(--display-weight,700);letter-spacing:.04em;text-transform:uppercase;white-space:nowrap}
.marquee i{font-style:normal;opacity:.55}
@keyframes marquee{to{transform:translateX(-50%)}}

/* reveal */
html.js [data-reveal]{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease);transition-delay:var(--reveal-delay,0ms)}
html.js [data-reveal].is-visible{opacity:1;transform:none}

/* cards and media */
.media{position:relative;overflow:hidden;background:var(--card);border-radius:var(--radius);isolation:isolate}
.media img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease)}
.media:hover img{transform:scale(1.045)}
.media .badge{position:absolute;left:14px;top:14px;z-index:2;display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border-radius:999px;background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.3);color:#fff;font-family:var(--font-mono);font-size:9px;letter-spacing:.1em;text-transform:uppercase;backdrop-filter:blur(12px)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.card h3{font-size:22px;margin-bottom:8px}
.card p{color:var(--muted);font-size:14px;margin:0}
.icon{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none}
.pill{display:inline-flex;align-items:center;gap:7px;padding:7px 11px;border-radius:999px;border:1px solid var(--line);background:var(--pill-bg,rgba(255,255,255,.32));font-family:var(--font-mono);font-size:9px;letter-spacing:.1em;text-transform:uppercase;white-space:nowrap}
.dot{width:7px;height:7px;border-radius:50%;background:var(--accent);flex:none;box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 20%,transparent)}

/* stats */
.stats{display:flex;gap:28px;flex-wrap:wrap}
.stat b{display:block;font-family:var(--font-display);font-size:30px;line-height:1;font-weight:var(--display-weight,700)}
.stat small{display:block;font-family:var(--font-mono);font-size:9px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-top:5px}

/* forms */
.field{display:flex;flex-direction:column;gap:6px;min-width:0}
.field label{font-family:var(--font-mono);font-size:9px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.field input,.field select,.field textarea{width:100%;min-height:46px;padding:11px 13px;border:1px solid var(--input-line,rgba(255,255,255,.24));border-radius:13px;background:var(--input-bg,rgba(255,255,255,.1));color:inherit;font-size:14px;outline:none;transition:border-color .2s,background .2s}
.field textarea{min-height:92px;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:var(--placeholder,rgba(255,255,255,.48))}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--accent);background:var(--input-bg-focus,rgba(255,255,255,.16))}
.field select option{color:#111;background:#fff}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form-note{font-size:12px;color:var(--muted);margin:10px 0 0}
.form-ok{display:none;margin-top:12px;padding:11px 14px;border-radius:12px;background:color-mix(in srgb,var(--accent) 18%,transparent);border:1px solid color-mix(in srgb,var(--accent) 40%,transparent);font-size:13px}
.form-ok.is-visible{display:block}
.tg-alt{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:18px;padding-top:16px;border-top:1px solid rgba(255,255,255,.16)}
.tg-alt-copy{display:flex;flex-direction:column;align-items:flex-start;gap:4px;min-width:0}
.tg-alt-copy .mono{font-size:9px;color:var(--on-dark-muted,rgba(255,255,255,.6))}
.tg-alt-copy b{font-family:var(--font-display);font-size:17px;line-height:1.1}
.tg-alt-link{display:inline-flex;align-items:center;min-height:30px;margin-top:2px;color:var(--accent);text-decoration:none;font-size:12.5px;border-bottom:1px solid color-mix(in srgb,var(--accent) 55%,transparent)}
.tg-alt-link:hover{color:var(--on-dark,#fff);border-color:currentColor}
.tg-qr{display:block;width:104px;padding:5px;background:#fff;border-radius:10px;line-height:0;box-shadow:0 8px 22px rgba(0,0,0,.22);flex:none;transition:transform .2s var(--ease),box-shadow .2s var(--ease)}
.tg-qr:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(0,0,0,.26)}
.tg-qr img{width:100%;height:auto;border-radius:6px}

/* faq */
.faq{display:grid;gap:10px;max-width:900px;margin-inline:auto}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:0 20px;transition:background .2s,border-color .2s}
.faq details[open]{border-color:var(--accent)}
.faq summary{list-style:none;display:flex;justify-content:space-between;align-items:center;gap:18px;padding:19px 0;cursor:pointer;font-weight:600;font-size:15.5px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--font-display);font-size:22px;line-height:1;font-weight:400;flex:none;transition:transform .25s var(--ease)}
.faq details[open] summary::after{content:"−";transform:rotate(180deg)}
.faq .answer{padding:0 0 20px;max-width:72ch;color:var(--muted);font-size:14px}
.faq .answer p:last-child{margin-bottom:0}

/* filter chips */
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px}
.filter{min-height:38px;padding:0 15px;border-radius:999px;border:1px solid var(--line);background:transparent;color:inherit;font-family:var(--font-mono);font-size:9px;letter-spacing:.1em;text-transform:uppercase;cursor:pointer;transition:background .2s,color .2s,border-color .2s}
.filter:hover{border-color:var(--accent)}
.filter[aria-pressed="true"]{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.is-hidden{display:none!important}

/* footer */
.site-footer{background:var(--footer-bg);color:var(--footer-fg);padding:56px 0 24px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:36px;padding-bottom:36px;border-bottom:1px solid var(--footer-line,rgba(255,255,255,.16))}
.footer-brand b{display:block;font-family:var(--font-display);font-size:24px;margin-bottom:10px}
.footer-brand p{max-width:34ch;color:var(--footer-muted);font-size:13.5px}
.footer-col h3{font-family:var(--font-mono);font-size:9px;letter-spacing:.14em;text-transform:uppercase;color:var(--footer-muted);margin-bottom:12px;font-weight:500}
.footer-col a,.footer-col span{display:block;text-decoration:none;font-size:13.5px;color:var(--footer-fg);margin-bottom:8px;opacity:.82}
.footer-col a:hover{opacity:1;color:var(--accent)}
.footer-bottom{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;padding-top:18px;font-family:var(--font-mono);font-size:9px;letter-spacing:.08em;text-transform:uppercase;color:var(--footer-muted)}
.footer-bottom a{text-decoration:none;border-bottom:1px solid currentColor}

/* dialog */
.lightbox{width:min(1000px,calc(100vw - 32px));max-height:92vh;padding:0;border:1px solid rgba(255,255,255,.25);border-radius:22px;background:#101010;color:#fff;overflow:hidden}
.lightbox::backdrop{background:rgba(0,0,0,.74);backdrop-filter:blur(8px)}
.lightbox-inner{position:relative;display:grid;place-items:center;min-height:240px}
.lightbox img{max-width:100%;max-height:78vh;width:auto;height:auto;object-fit:contain}
.lightbox-close{position:absolute;right:12px;top:12px;width:40px;height:40px;border-radius:50%;border:1px solid rgba(255,255,255,.3);background:rgba(0,0,0,.45);color:#fff;display:grid;place-items:center;cursor:pointer;backdrop-filter:blur(10px)}
.lightbox-caption{padding:12px 18px 16px;font-size:13px;color:rgba(255,255,255,.7)}

/* responsive */
@media (max-width:1100px){
  .nav{gap:15px}
  .header-actions .phone{display:none}
}
@media (max-width:900px){
  :root{--gutter:20px}
  .section{padding:64px 0}
  .section-sm{padding:44px 0}
  .nav{display:none}
  .mobile-menu{display:block}
  .header-actions .header-cta{display:none}
  .split,.grid-3,.grid-4{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .section-head{gap:18px}
}
@media (max-width:640px){
  :root{--gutter:18px;--header-h:58px;--backbar-h:36px}
  h1{font-size:clamp(40px,11vw,64px)}
  .grid-2,.grid-3,.grid-4,.split,.form-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .section-head h2{font-size:clamp(30px,9vw,42px)}
  .header-actions{gap:8px}
  .header-tg{display:none}
  .brand b{font-size:13px}
  .brand small{display:none}
  .backbar-note{display:none}
  .btn{min-height:46px}
  .tg-alt{gap:12px}
  .tg-alt-copy b{font-size:15px}
  .tg-qr{width:92px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  html.js [data-reveal]{opacity:1;transform:none}
  .marquee-track{animation:none}
}