/* Tekhnea marketing site. Shares type (Hanken Grotesk) and accent (petrol) with the app's design system. */
:root{
  --ink:#14191A; --ink-2:#465154; --ink-3:#76817F;
  --paper:#FFFFFF; --mist:#F3F6F6; --mist-2:#E9EEEE;
  --line:#DDE3E3; --line-2:#C6CFCF;
  --petrol:#0B6580; --petrol-2:#08506A; --petrol-tint:#E2EFF2; --petrol-glow:#5FB3CC;
  --add:#1D7148; --add-bg:#E3F2EA; --del:#A9332A; --del-bg:#F8E6E4;
  --font:"Hanken Grotesk", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --s0:15px; --s1:17px; --s2:21px; --s3:clamp(24px,2.2vw,28px); --s4:clamp(30px,3.4vw,42px); --s5:clamp(38px,5vw,62px);
  --r-sm:6px; --r:10px; --r-lg:16px;
  --gut:clamp(16px,4vw,40px);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font);font-size:var(--s1);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:clip}
img,svg{display:block}
a{color:var(--petrol);text-underline-offset:3px;text-decoration-thickness:1px}
a:hover{color:var(--petrol-2)}
:focus-visible{outline:2px solid var(--petrol);outline-offset:3px;border-radius:4px}
h1,h2,h3,h4{margin:0;font-weight:650;letter-spacing:-.022em;line-height:1.1;color:var(--ink)}
h1{font-size:var(--s5);letter-spacing:-.034em;line-height:1.03}
h2{font-size:var(--s4)}
h3{font-size:var(--s2);line-height:1.25;letter-spacing:-.012em}
p{margin:0}
.wrap{width:min(1160px,100% - 2*var(--gut));margin-inline:auto}
.narrow{max-width:680px}
.lede{font-size:var(--s2);line-height:1.5;color:var(--ink-2);max-width:36em}
.muted{color:var(--ink-2)}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:8px 12px;border-radius:6px;z-index:50}
.skip:focus{left:8px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 20px;border-radius:var(--r);font:inherit;font-size:16px;font-weight:600;text-decoration:none;border:1px solid transparent;cursor:pointer;transition:background-color .15s,border-color .15s,color .15s;white-space:nowrap}
.btn--primary{background:var(--petrol);color:#fff}
.btn--primary:hover{background:var(--petrol-2);color:#fff}
.btn--plain{background:var(--paper);color:var(--ink);border-color:var(--line-2)}
.btn--plain:hover{border-color:var(--ink-3);color:var(--ink)}
.btn--sm{min-height:38px;padding:0 14px;font-size:15px}
.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:32px}

/* header */
.top{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.92);backdrop-filter:saturate(1.4) blur(10px);-webkit-backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.top__in{display:flex;align-items:center;gap:28px;height:64px}
.brand{display:flex;align-items:center;gap:9px;font-weight:700;font-size:21px;letter-spacing:-.04em;color:var(--ink);text-decoration:none}
.brand:hover{color:var(--ink)}
.brand svg{width:24px;height:24px;flex:none}
.menu{display:flex;gap:24px;font-size:15.5px;margin-right:auto}
.menu a{color:var(--ink-2);text-decoration:none}
.menu a:hover,.menu a[aria-current="page"]{color:var(--ink)}
.menu a[aria-current="page"]{font-weight:600}
.top__cta{display:flex;align-items:center;gap:14px}
.top__cta .quiet{font-size:15.5px;color:var(--ink-2);text-decoration:none}
.navtoggle{display:none;margin-left:auto;background:none;border:1px solid var(--line-2);border-radius:8px;width:42px;height:38px;cursor:pointer}
.navtoggle span{display:block;width:18px;height:2px;background:var(--ink);margin:4px auto;border-radius:2px}
@media (max-width:900px){
  .menu,.top__cta .quiet{display:none}
  .navtoggle{display:block}
  .top__cta{margin-left:0}
  .top.open .menu{display:flex;position:absolute;top:64px;left:0;right:0;flex-direction:column;gap:0;background:#fff;border-bottom:1px solid var(--line);padding:8px var(--gut) 16px}
  .top.open .menu a{padding:12px 0;border-bottom:1px solid var(--mist-2);font-size:17px}
}
@media (max-width:420px){.top__cta .btn{padding:0 12px;font-size:14px}}

/* sections */
.sec{padding:clamp(72px,9vw,120px) 0}
.sec--mist{background:var(--mist)}
.sec--ink{background:var(--ink);color:#E8EEEE}
.sec--ink h2,.sec--ink h3{color:#fff}
.sec--ink .lede,.sec--ink .muted{color:#AEBBBC}
.sec__head{max-width:720px;margin-bottom:48px}
.sec__head p{margin-top:18px}
.two{display:grid;gap:40px;align-items:start}
@media (min-width:960px){.two{grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:72px}.two--even{grid-template-columns:1fr 1fr}.two--center{align-items:center}}

/* hero */
.hero{padding:clamp(48px,7vw,88px) 0 clamp(64px,8vw,104px)}
.hero h1{max-width:13em}
.hero .lede{margin-top:24px}
.hero__note{margin-top:18px;font-size:var(--s0);color:var(--ink-3)}

/* ---------- the propagation piece ---------- */
.flow{margin-top:clamp(48px,6vw,72px);display:grid;gap:18px;align-items:stretch}
@media (min-width:1000px){.flow{grid-template-columns:minmax(0,380px) 64px minmax(0,1fr)}}
.panel{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden}
.panel__head{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 18px;border-bottom:1px solid var(--line);font-size:14.5px;color:var(--ink-2)}
.panel__head strong{color:var(--ink);font-weight:600}
.ver{font-variant-numeric:tabular-nums;font-size:13.5px;font-weight:600;color:var(--petrol);background:var(--petrol-tint);padding:2px 9px;border-radius:999px;white-space:nowrap}
.source{display:flex;flex-direction:column;box-shadow:0 1px 0 var(--line),0 24px 48px -32px rgba(11,101,128,.35);border-color:var(--line-2)}
.source__body{padding:18px;display:grid;gap:14px}
.source__meta{font-size:14.5px;color:var(--ink-3)}
.toggles{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.toggle{display:flex;gap:12px;align-items:flex-start;width:100%;text-align:left;font:inherit;font-size:15.5px;line-height:1.4;color:var(--ink);background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:12px 14px;cursor:pointer;transition:border-color .15s,background-color .15s}
.toggle:hover{border-color:var(--line-2)}
.toggle[aria-pressed="true"]{border-color:var(--petrol);background:#F4FAFB}
.sw{flex:none;width:34px;height:20px;border-radius:999px;background:var(--line-2);position:relative;margin-top:1px;transition:background-color .2s}
.sw::after{content:"";position:absolute;top:3px;left:3px;width:14px;height:14px;border-radius:50%;background:#fff;box-shadow:0 1px 2px rgba(0,0,0,.2);transition:transform .2s}
.toggle[aria-pressed="true"] .sw{background:var(--petrol)}
.toggle[aria-pressed="true"] .sw::after{transform:translateX(14px)}
.source__foot{margin-top:auto;padding:14px 18px;border-top:1px solid var(--line);font-size:14.5px;color:var(--ink-2);background:var(--mist)}
.source__foot b{color:var(--ink);font-weight:600}

.wire{display:none;position:relative}
@media (min-width:1000px){.wire{display:block}}
.wire svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.wire path{fill:none;stroke:var(--line-2);stroke-width:1.5}
.wire path.hot{stroke:var(--petrol);stroke-width:2;stroke-dasharray:6 6;animation:run .7s linear}
@keyframes run{from{stroke-dashoffset:48}to{stroke-dashoffset:0}}

.targets{display:grid;gap:14px}
.copies{display:grid;gap:14px}
@media (min-width:640px){.copies{grid-template-columns:1fr 1fr}}
.copy{transition:border-color .3s,box-shadow .3s}
.copy.got{border-color:var(--petrol);box-shadow:0 0 0 3px var(--petrol-tint)}
.copy__body{padding:16px 18px;display:grid;gap:10px}
.ask{justify-self:end;background:var(--mist);border-radius:14px 14px 4px 14px;padding:8px 12px;font-size:14.5px;max-width:92%}
.using{font-size:13.5px;color:var(--ink-3)}
.using b{color:var(--petrol);font-weight:600}
.reply{font-size:15px;line-height:1.55;color:#2B3335}
.reply del{color:var(--del);background:var(--del-bg);text-decoration-thickness:1.5px;border-radius:3px;padding:0 2px}
.reply .sig{display:block;margin-top:8px;color:var(--ink-3)}
.fade{animation:fade .45s ease}
@keyframes fade{from{opacity:.2}to{opacity:1}}
.banks{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}
.bank{display:flex;justify-content:space-between;align-items:center;gap:8px;border:1px solid var(--line);border-radius:var(--r);padding:11px 14px;font-size:15px;background:var(--paper);transition:border-color .3s,background-color .3s}
.bank.got{border-color:var(--petrol);background:#F4FAFB}
.bank .ver{font-size:12.5px}
.flow__status{font-size:14.5px;color:var(--ink-3);min-height:1.6em}
.flow__status b{color:var(--add);font-weight:600}

/* ---------- department banks ---------- */
.tabs{display:flex;flex-wrap:wrap;gap:6px;border-bottom:1px solid var(--line);margin-bottom:0}
.tab{font:inherit;font-size:16px;background:none;border:0;border-bottom:2px solid transparent;margin-bottom:-1px;padding:12px 14px;color:var(--ink-2);cursor:pointer}
.tab:hover{color:var(--ink)}
.tab[aria-selected="true"]{color:var(--ink);font-weight:600;border-bottom-color:var(--petrol)}
.bankview{border:1px solid var(--line);border-top:0;border-radius:0 0 var(--r-lg) var(--r-lg);background:var(--paper)}
.bankview__head{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;padding:18px 20px;border-bottom:1px solid var(--line);font-size:15px;color:var(--ink-2)}
.bankview__head strong{color:var(--ink);font-size:17px}
.skills{list-style:none;margin:0;padding:0}
.skills li{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:4px 16px;padding:15px 20px;border-bottom:1px solid var(--mist-2)}
.skills li:last-child{border-bottom:0}
.skills b{font-weight:600}
.skills span{font-size:15px;color:var(--ink-2);grid-column:1}
.skills em{grid-row:1/3;grid-column:2;align-self:center;font-style:normal;font-size:13.5px;color:var(--ink-3)}
.inherit{display:flex;align-items:center;gap:10px;padding:13px 20px;background:var(--mist);font-size:14.5px;color:var(--ink-2);border-radius:0 0 var(--r-lg) var(--r-lg)}
.inherit svg{width:16px;height:16px;flex:none;color:var(--ink-3)}

/* ---------- steps (a real sequence) ---------- */
.steps{list-style:none;margin:0;padding:0;display:grid;gap:0;counter-reset:st;border-top:1px solid var(--line)}
@media (min-width:860px){.steps{grid-template-columns:repeat(4,1fr);border-top:0}}
.steps li{counter-increment:st;padding:24px 0;border-bottom:1px solid var(--line);display:grid;gap:8px}
@media (min-width:860px){.steps li{padding:0 28px 0 0;border-bottom:0;border-top:2px solid var(--ink);padding-top:20px}.steps li+li{margin-left:0}}
.steps li::before{content:"Step " counter(st);font-size:14.5px;color:var(--ink-3)}
.steps p{color:var(--ink-2);font-size:16px}

/* ---------- plain lists and points ---------- */
.points{display:grid;gap:28px}
@media (min-width:760px){.points{grid-template-columns:repeat(2,1fr);gap:36px 48px}}
.points h3{font-size:19px;margin-bottom:6px}
.points p{color:var(--ink-2);font-size:16px}
.ticks{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.ticks li{position:relative;padding-left:28px;color:var(--ink-2)}
.ticks li::before{content:"";position:absolute;left:2px;top:.55em;width:12px;height:7px;border-left:2px solid var(--add);border-bottom:2px solid var(--add);transform:rotate(-45deg)}
.sec--ink .ticks li{color:#C9D3D3}
.sec--ink .ticks li::before{border-color:var(--petrol-glow)}

/* standards card */
.std{display:grid}
.std__row{display:grid;grid-template-columns:130px minmax(0,1fr);gap:16px;padding:14px 18px;border-bottom:1px solid var(--mist-2);font-size:15px;align-items:baseline}
.std__row:last-child{border-bottom:0}
.std__row>span:first-child{color:var(--ink-3);font-size:14px}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chips span{font-size:14px;border-radius:5px;padding:1px 8px}
.chips.yes span{background:var(--add-bg);color:var(--add)}
.chips.no span{background:var(--del-bg);color:var(--del);text-decoration:line-through}

/* drift list */
.drift .row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:2px 14px;padding:14px 18px;border-bottom:1px solid var(--mist-2)}
.drift .row:last-child{border-bottom:0}
.drift b{font-weight:600}
.drift span{font-size:14.5px;color:var(--ink-3);grid-column:1}
.drift em{grid-row:1/3;grid-column:2;align-self:center;font-style:normal;font-size:13.5px;color:var(--del);background:var(--del-bg);padding:2px 9px;border-radius:999px;white-space:nowrap}

/* faq */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:24px;align-items:center;padding:20px 0;font-size:19px;font-weight:600;letter-spacing:-.01em}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";flex:none;width:10px;height:10px;border-right:2px solid var(--ink-3);border-bottom:2px solid var(--ink-3);transform:rotate(45deg) translateY(-3px);transition:transform .2s}
.faq details[open] summary::after{transform:rotate(225deg) translateY(-3px)}
.faq details p{color:var(--ink-2);padding:0 0 22px;max-width:40em}

/* cards used sparingly: guides list */
.guide-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.guide-list li{border-bottom:1px solid var(--line)}
.guide-list a{display:grid;gap:4px;padding:22px 0;text-decoration:none;color:var(--ink)}
.guide-list a:hover h3{color:var(--petrol)}
.guide-list p{color:var(--ink-2);font-size:16px}

/* article */
.article{padding:clamp(48px,6vw,80px) 0 clamp(72px,8vw,104px)}
.crumbs{font-size:15px;color:var(--ink-3);margin-bottom:22px}
.crumbs a{color:var(--ink-2)}
.article h1{font-size:clamp(34px,4.4vw,52px);max-width:16em}
.article .updated{margin-top:18px;font-size:15px;color:var(--ink-3)}
.answer{margin-top:32px;padding:22px 24px;background:var(--petrol-tint);border-radius:var(--r-lg);font-size:var(--s2);line-height:1.5;color:#0D3A48}
.prose{margin-top:40px}
.prose h2{font-size:clamp(24px,2.4vw,30px);margin:48px 0 14px}
.prose h3{margin:28px 0 8px}
.prose p,.prose li{color:#2E3739;font-size:18px;line-height:1.7}
.prose p+p{margin-top:16px}
.prose ul,.prose ol{padding-left:22px;margin:14px 0}
.prose li+li{margin-top:8px}
.prose code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.88em;background:var(--mist);padding:1px 5px;border-radius:4px}
.example{margin:20px 0;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.example__label{padding:9px 16px;font-size:14px;font-weight:600;border-bottom:1px solid var(--line);background:var(--mist)}
.example__label.bad{color:var(--del)}
.example__label.good{color:var(--add)}
.example p{padding:14px 16px;font-size:16.5px!important}
.aside{margin-top:56px;padding:28px;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--mist)}
.aside h2{font-size:24px;margin:0 0 10px}
.aside p{color:var(--ink-2)}

/* offer block */
.offer{display:grid;gap:32px;padding:clamp(32px,5vw,56px);border-radius:var(--r-lg);background:var(--ink);color:#DCE5E5}
@media (min-width:900px){.offer{grid-template-columns:1.2fr .8fr;align-items:center}}
.offer h2{color:#fff}
.offer p{color:#AEBBBC;margin-top:16px;max-width:34em}
.offer .btn--plain{background:transparent;color:#fff;border-color:#4A5759}
.offer .btn--plain:hover{border-color:#8A9A9B;color:#fff}
.offer ol{margin:0;padding-left:20px;display:grid;gap:10px;color:#C9D3D3}

/* form */
.form{display:grid;gap:16px;max-width:560px}
.field{display:grid;gap:6px}
.field label{font-weight:600;font-size:15.5px}
.field .hint{font-size:14.5px;color:var(--ink-3)}
.field input,.field textarea,.field select{font:inherit;font-size:16px;padding:11px 13px;border:1px solid var(--line-2);border-radius:var(--r);background:#fff;color:var(--ink)}
.field textarea{min-height:180px;resize:vertical}
.field input:focus,.field textarea:focus,.field select:focus{outline:2px solid var(--petrol);outline-offset:1px;border-color:var(--petrol)}

/* footer */
.foot{border-top:1px solid var(--line);padding:56px 0 28px;font-size:15.5px;color:var(--ink-2)}
.foot__grid{display:grid;gap:32px}
@media (min-width:860px){.foot__grid{grid-template-columns:1.6fr repeat(3,1fr)}}
.foot__grid p{margin-top:12px;max-width:26em;color:var(--ink-3)}
.foot h4{font-size:15px;margin-bottom:12px}
.foot ul{list-style:none;margin:0;padding:0;display:grid;gap:9px}
.foot a{color:var(--ink-2);text-decoration:none}
.foot a:hover{color:var(--ink)}
.foot__base{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;margin-top:48px;padding-top:20px;border-top:1px solid var(--line);font-size:14px;color:var(--ink-3)}

@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}