/* Quantellite — corporate site styles */
@font-face{font-family:"Inter";src:url("inter-var.woff2") format("woff2");font-weight:100 900;font-style:normal;font-display:swap}

:root{
  --navy-950:#081426;
  --navy-900:#0B1B33;
  --navy-800:#12284A;
  --navy-700:#1A3C6E;
  --navy-100:#E7EDF6;
  --orange:#E07B2A;
  --orange-600:#C9681C;
  --orange-text:#A9520F;           /* AA on white for small text */
  --ink:#14233A;
  --body:#3D4D63;
  --muted:#5E6E84;
  --line:#DCE3EC;
  --line-strong:#C6D0DD;
  --paper:#FFFFFF;
  --paper-2:#F6F8FB;
  --error:#B42318;
  --success:#1F7A4D;
  --radius:10px;
  --maxw:1160px;
  --font:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{margin:0;font-family:var(--font);font-size:17px;line-height:1.65;color:var(--body);background:var(--paper);-webkit-font-smoothing:antialiased;font-feature-settings:"cv11","ss01"}
img{max-width:100%;display:block}
a{color:var(--navy-700);text-underline-offset:3px}
a:hover{color:var(--navy-900)}
h1,h2,h3{color:var(--ink);line-height:1.15;letter-spacing:-.02em;margin:0}
h1{font-size:clamp(2.4rem,5.2vw,4rem);font-weight:700;letter-spacing:-.035em}
h2{font-size:clamp(1.85rem,3.4vw,2.7rem);font-weight:700}
h3{font-size:1.125rem;font-weight:650;letter-spacing:-.01em}
p{margin:0 0 1em}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}

:focus-visible{outline:3px solid var(--navy-700);outline-offset:3px;border-radius:4px}
/* Orange ring only on dark surfaces, where it meets 3:1 */
.hero :focus-visible,.about :focus-visible,.site-footer :focus-visible{outline-color:var(--orange)}
main:focus{outline:none}
.skip{position:absolute;left:12px;top:-60px;background:var(--navy-900);color:#fff;padding:10px 16px;border-radius:6px;z-index:200;text-decoration:none;font-weight:600}
.skip:focus{top:12px;color:#fff}
.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}

/* Eyebrow + section header */
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:.78rem;font-weight:650;letter-spacing:.14em;text-transform:uppercase;color:var(--orange-text);margin-bottom:18px}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--orange)}
.sec{padding:112px 0}
.sec--alt{background:var(--paper-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:760px;margin-bottom:56px}
.sec-head p{font-size:1.125rem;color:var(--muted);margin-top:18px}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font:inherit;font-size:.98rem;font-weight:600;padding:14px 24px;border-radius:8px;border:1px solid transparent;text-decoration:none;cursor:pointer;transition:background .18s ease,border-color .18s ease,color .18s ease,transform .18s ease;line-height:1.2}
.btn svg{width:16px;height:16px;transition:transform .18s ease}
.btn:hover svg{transform:translateX(3px)}
.btn--primary{background:var(--orange);color:var(--navy-950)}
.btn--primary:hover{background:#EA8B3E;color:var(--navy-950)}
.btn--ghost{border-color:rgba(255,255,255,.35);color:#fff}
.btn--ghost:hover{border-color:#fff;background:rgba(255,255,255,.06);color:#fff}
.btn--navy{background:var(--navy-900);color:#fff}
.btn--navy:hover{background:var(--navy-700);color:#fff}
.btn[disabled]{opacity:.65;cursor:progress}

/* Header */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:76px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand img{width:38px;height:auto}
.wordmark{font-size:1.06rem;font-weight:700;letter-spacing:.22em;color:var(--navy-700);white-space:nowrap}
.wordmark span{color:var(--orange-600)}
.nav-links{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}
.nav-links a{display:block;padding:9px 14px;font-size:.94rem;font-weight:550;color:var(--ink);text-decoration:none;border-radius:6px}
.nav-links a:hover{background:var(--paper-2);color:var(--navy-700)}
.nav-links .btn{margin-left:10px;padding:11px 18px;font-size:.92rem;color:var(--navy-950)}
.nav-links .btn:hover{background:#EA8B3E;color:var(--navy-950)}
.nav-toggle{display:none;background:none;border:1px solid var(--line-strong);border-radius:8px;width:44px;height:44px;align-items:center;justify-content:center;cursor:pointer;color:var(--ink)}
.nav-toggle svg{width:22px;height:22px}

/* Hero */
.hero{position:relative;background:var(--navy-900);color:#C9D4E5;overflow:hidden;isolation:isolate}
.hero::before{content:"";position:absolute;inset:0;z-index:-1;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:56px 56px;mask-image:linear-gradient(90deg,transparent 0%,#000 55%,#000 100%);-webkit-mask-image:linear-gradient(90deg,transparent 0%,#000 55%,#000 100%)}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:56px;align-items:center;padding:120px 0 112px}
.hero .eyebrow{color:#F3A766}
.hero h1{color:#fff;max-width:15ch}
.hero-lede{font-size:1.2rem;line-height:1.7;max-width:56ch;margin:28px 0 40px;color:#C3CEDF}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-tag{margin-top:56px;padding-top:24px;border-top:1px solid rgba(255,255,255,.12);font-size:.9rem;color:#97A7BF;letter-spacing:.01em}
.hero-visual{position:relative;margin:0}
.hero-visual svg{width:100%;height:auto;display:block}
.hero-visual figcaption{font-size:.78rem;color:#7F91AB;margin-top:14px;text-align:center;letter-spacing:.02em}

/* Challenge */
.challenge-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.challenge{padding:34px 32px 36px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--paper)}
.challenge .ico{width:40px;height:40px;border-radius:9px;background:var(--navy-100);color:var(--navy-700);display:flex;align-items:center;justify-content:center;margin-bottom:22px}
.challenge .ico svg{width:20px;height:20px}
.challenge h3{margin-bottom:10px}
.challenge p{font-size:.98rem;color:var(--muted);margin:0}

/* Approach */
.approach{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;counter-reset:step}
.approach::before{content:"";position:absolute;left:0;right:0;top:27px;height:1px;background:var(--line-strong)}
.step{position:relative;padding-right:28px}
.step-num{position:relative;width:56px;height:56px;border-radius:50%;background:var(--paper);border:1px solid var(--line-strong);display:flex;align-items:center;justify-content:center;font-size:.95rem;font-weight:650;color:var(--navy-700);margin-bottom:26px;font-variant-numeric:tabular-nums}
.step:first-child .step-num{background:var(--navy-900);border-color:var(--navy-900);color:#fff}
.step h3{font-size:1.4rem;margin-bottom:10px}
.step p{color:var(--muted);margin:0}

/* Why */
.why{display:grid;grid-template-columns:.9fr 1.1fr;gap:72px;align-items:start}
.why .sec-head{position:sticky;top:120px;margin-bottom:0}
.principles{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.principles li{display:grid;grid-template-columns:44px 1fr;gap:18px;padding:26px 0;border-bottom:1px solid var(--line)}
.principles .idx{font-size:.82rem;font-weight:650;color:var(--orange-text);padding-top:4px;font-variant-numeric:tabular-nums}
.principles h3{margin-bottom:6px}
.principles p{margin:0;color:var(--muted);font-size:.98rem}

/* Sectors */
.sectors{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.sector{border:1px solid var(--line);border-radius:var(--radius);padding:28px;background:var(--paper);transition:border-color .2s ease}
.sector:hover{border-color:var(--line-strong)}
.sector h3{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.sector h3::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--orange);flex-shrink:0}
.sector p{margin:0;font-size:.96rem;color:var(--muted)}

/* Technology */
.tech{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center}
.tech-points{list-style:none;padding:0;margin:28px 0 0}
.tech-points li{position:relative;padding:14px 0 14px 30px;border-top:1px solid var(--line)}
.tech-points li:last-child{border-bottom:1px solid var(--line)}
.tech-points li::before{content:"";position:absolute;left:0;top:23px;width:14px;height:2px;background:var(--orange)}
.tech-points strong{color:var(--ink);font-weight:650}
.tech-visual{border:1px solid var(--line);border-radius:14px;background:var(--paper);padding:28px}
.tech-visual svg{width:100%;height:auto;display:block}
.tech-visual figcaption{font-size:.8rem;color:var(--muted);margin-top:14px;text-align:center}

/* About */
.about{background:var(--navy-900);color:#C3CEDF}
.about .eyebrow{color:#F3A766}
.about h2{color:#fff}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:start}
.about-body p{font-size:1.1rem;line-height:1.75}
.values{display:grid;grid-template-columns:1fr;gap:0;margin-top:8px;border-top:1px solid rgba(255,255,255,.12)}
.values div{padding:22px 0;border-bottom:1px solid rgba(255,255,255,.12)}
.values h3{color:#fff;margin-bottom:6px}
.values p{margin:0;font-size:.98rem;color:#A9B7CC}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:72px;align-items:start}
.contact-intro p{font-size:1.1rem;color:var(--muted)}
.contact-list{list-style:none;padding:0;margin:36px 0 0;border-top:1px solid var(--line)}
.contact-list li{padding:18px 0;border-bottom:1px solid var(--line)}
.contact-list .k{display:block;font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:600;margin-bottom:4px}
.contact-list a{font-weight:600;color:var(--ink);text-decoration:none}
.contact-list a:hover{color:var(--navy-700);text-decoration:underline}
.partner-box{margin-top:32px;padding:24px;border:1px solid var(--line);border-left:3px solid var(--orange);border-radius:8px;background:var(--paper-2)}
.partner-box h3{margin-bottom:6px}
.partner-box p{margin:0;font-size:.96rem;color:var(--muted)}

.form-card{border:1px solid var(--line);border-radius:14px;padding:40px;background:var(--paper)}
.form-card h3{font-size:1.35rem;margin-bottom:6px}
.form-card .sub{color:var(--muted);font-size:.96rem;margin-bottom:28px}
.field{margin-bottom:20px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
label{display:block;font-size:.9rem;font-weight:600;color:var(--ink);margin-bottom:7px}
label .opt{font-weight:400;color:var(--muted)}
label .req{color:var(--error)}
input,textarea,select{width:100%;font:inherit;font-size:1rem;color:var(--ink);background:#fff;border:1px solid #7D8BA0;border-radius:8px;padding:12px 14px;transition:border-color .15s ease,box-shadow .15s ease}
textarea{min-height:140px;resize:vertical}
input:hover,textarea:hover{border-color:#5E6E84}
input:focus,textarea:focus{outline:none;border-color:var(--navy-700);box-shadow:0 0 0 3px rgba(26,60,110,.18)}
.field.invalid input,.field.invalid textarea{border-color:var(--error)}
.field-error{display:none;color:var(--error);font-size:.86rem;margin-top:6px}
.field.invalid .field-error{display:block}
.hp{position:absolute!important;left:-10000px!important;width:1px;height:1px;overflow:hidden}
.privacy{font-size:.84rem;color:var(--muted);margin:6px 0 22px;line-height:1.55}
.form-status{margin-top:18px;border-radius:8px;font-size:.95rem}
.form-status:empty{margin:0}
.form-status.is-error{padding:14px 16px;background:#FEF3F2;border:1px solid #FECDCA;color:var(--error)}
.form-success{display:none;text-align:left}
.form-success.show{display:block}
.form-success .tick{width:48px;height:48px;border-radius:50%;background:#E6F4EC;color:var(--success);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.form-success .tick svg{width:24px;height:24px}
.form-success h3{margin-bottom:8px}
.form-success p{color:var(--muted)}
.link-btn{font:inherit;font-size:.95rem;font-weight:600;color:var(--navy-700);background:none;border:0;padding:0;cursor:pointer;text-decoration:underline;text-underline-offset:3px}
.link-btn:hover{color:var(--navy-900)}

/* Footer */
.site-footer{background:var(--navy-950);color:#8E9FB8;font-size:.92rem}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:48px;padding:64px 0 48px;border-bottom:1px solid rgba(255,255,255,.08)}
.foot-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.foot-brand .plate{background:#fff;border-radius:8px;padding:5px;display:flex}
.foot-brand img{width:28px;height:auto}
.foot-brand .wordmark{color:#fff}
.foot-brand .wordmark span{color:#F3A766}
.site-footer h2{font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;color:#C9D4E5;font-weight:650;margin-bottom:16px}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin-bottom:10px}
.site-footer a{color:#B6C3D6;text-decoration:none}
.site-footer a:hover{color:#fff;text-decoration:underline}
.foot-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;padding:22px 0 28px;font-size:.84rem;color:#7F91AB}

/* Simple pages (thank-you, 404) */
.simple{min-height:70vh;display:flex;align-items:center;padding:96px 0}
.simple .card{max-width:620px}
.simple h1{font-size:clamp(2rem,4vw,2.8rem);margin-bottom:18px}
.simple p{font-size:1.1rem;color:var(--muted);margin-bottom:28px}

/* Reveal */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
.no-js .reveal{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}}
@media print{.reveal{opacity:1!important;transform:none!important;transition:none!important}.site-header{position:static}}

/* Responsive */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:48px;padding:96px 0 88px}
  .hero-visual{max-width:540px}
  .why,.tech,.about-grid,.contact-grid{grid-template-columns:1fr;gap:48px}
  .why .sec-head{position:static}
  .approach{grid-template-columns:repeat(2,1fr);row-gap:48px}
  .approach::before{display:none}
  .sectors{grid-template-columns:repeat(2,1fr)}
  .challenge-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:860px){
  .nav-toggle{display:inline-flex;margin-left:auto}
  .nav > nav{flex:0 0 0;width:0}
  .nav-links{position:absolute;top:76px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:#fff;border-bottom:1px solid var(--line);padding:10px 20px 20px;display:none}
  .nav-links.open{display:flex}
  .nav-links a{padding:14px 8px;border-bottom:1px solid var(--line);border-radius:0}
  .nav-links .btn{margin:16px 0 0;border-bottom:0;border-radius:8px}
}
@media (max-width:640px){
  body{font-size:16px}
  .wrap{padding:0 20px}
  .sec{padding:80px 0}
  .sec-head{margin-bottom:40px}
  .challenge-grid,.sectors,.approach,.row,.foot-grid{grid-template-columns:1fr}
  .form-card{padding:26px 20px}
  .hero-actions .btn{flex:1 1 100%}
  .hero-tag{margin-top:40px}
  .wordmark{font-size:.95rem;letter-spacing:.18em}
}