/* ===== TextGenetic AI Inc. — static site styles ===== */
:root{
  --navy:#0b1e57;        /* deep brand navy */
  --navy-2:#0a1842;
  --blue:#1e63ff;        /* primary action blue */
  --blue-2:#3f8cff;
  --cyan:#37c2e6;
  --ink:#101935;
  --slate:#475068;
  --mute:#6b7385;
  --line:#e6e9f2;
  --bg:#ffffff;
  --bg-tint:#f4f7ff;
  --radius:18px;
  --shadow:0 18px 50px rgba(11,30,87,.10);
  --max:1140px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Inter",system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:100%;max-width:var(--max);margin-inline:auto;padding-inline:22px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-block;padding:14px 26px;border-radius:999px;font-weight:600;
  font-size:.98rem;transition:transform .15s ease,box-shadow .15s ease,background .15s ease;
  border:1.5px solid transparent;cursor:pointer;
}
.btn:hover{transform:translateY(-2px)}
.btn--primary{background:var(--blue);color:#fff;box-shadow:0 10px 24px rgba(30,99,255,.35)}
.btn--primary:hover{background:#1450e6}
.btn--ghost{border-color:var(--line);color:var(--ink);background:#fff}
.btn--ghost:hover{border-color:var(--blue);color:var(--blue)}
.btn--white{background:#fff;color:var(--navy)}
.btn--ghost-light{border-color:rgba(255,255,255,.5);color:#fff}
.btn--ghost-light:hover{background:rgba(255,255,255,.12)}

/* ---------- Announcement bar ---------- */
.announce{background:linear-gradient(90deg,var(--blue),var(--cyan));color:#fff;font-size:.9rem}
.announce__inner{display:flex;gap:14px;align-items:center;justify-content:center;
  flex-wrap:wrap;padding:9px 22px;text-align:center}
.announce a{font-weight:700;text-decoration:underline;text-underline-offset:3px;white-space:nowrap}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);
  backdrop-filter:saturate(160%) blur(10px);border-bottom:1px solid var(--line)}
.header__inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:11px}
.brand__mark{color:var(--blue)}
.brand__text{display:flex;flex-direction:column;line-height:1;font-weight:800;letter-spacing:-.01em}
.brand__text strong{font-size:1.2rem;color:var(--navy);letter-spacing:-.02em}
.brand__accent{color:var(--blue)}
.brand__sub{font-size:.64rem;letter-spacing:.2em;color:var(--blue);text-transform:uppercase;font-weight:700;margin-top:4px}

.nav{display:flex;align-items:center;gap:28px}
.nav a{font-weight:500;color:var(--slate);font-size:.96rem;transition:color .15s}
.nav a:hover{color:var(--blue)}
.nav__cta{background:var(--navy);color:#fff!important;padding:10px 20px;border-radius:999px}
.nav__cta:hover{background:var(--blue)}

.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{width:24px;height:2.5px;background:var(--navy);border-radius:2px;transition:.25s}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:radial-gradient(1200px 600px at 80% -10%,#16327d 0%,var(--navy) 45%,var(--navy-2) 100%);color:#fff}
.hero__bg{position:absolute;inset:0;
  background-image:
    radial-gradient(circle at 18% 30%,rgba(55,194,230,.35) 0 6px,transparent 7px),
    radial-gradient(circle at 30% 70%,rgba(63,140,255,.4) 0 9px,transparent 10px),
    radial-gradient(circle at 70% 20%,rgba(255,255,255,.18) 0 5px,transparent 6px),
    radial-gradient(circle at 88% 60%,rgba(55,194,230,.3) 0 11px,transparent 12px),
    radial-gradient(circle at 60% 85%,rgba(63,140,255,.25) 0 7px,transparent 8px);
  opacity:.9;pointer-events:none}
.hero__inner{position:relative;padding:96px 22px 88px;max-width:920px}
.hero__eyebrow{text-transform:uppercase;letter-spacing:.22em;font-weight:700;font-size:.78rem;
  color:var(--cyan);margin:0 0 18px}
.hero__title{font-size:clamp(2.6rem,6vw,4.6rem);line-height:1.02;font-weight:900;letter-spacing:-.03em;margin:0 0 22px}
.hero__lead{font-size:clamp(1.05rem,2vw,1.28rem);color:#d7e0f7;max-width:680px;margin:0 0 34px}
.hero__actions{display:flex;gap:14px;flex-wrap:wrap}
.hero__badges{display:flex;gap:12px;flex-wrap:wrap;margin:48px 0 0;padding-top:28px;border-top:1px solid rgba(255,255,255,.16)}
.cred{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.18);border-radius:999px;padding:9px 16px;font-size:.9rem;font-weight:600;color:#e7ecfb}

/* ---------- Sections ---------- */
.section{padding:88px 0}
.section--tint{background:var(--bg-tint)}
.kicker{text-transform:uppercase;letter-spacing:.18em;font-weight:700;font-size:.78rem;color:var(--blue);margin:0 0 12px}
.kicker.center,.section__title.center,.section__lead.center{text-align:center}
.kicker.light{color:var(--cyan)}
.section__title{font-size:clamp(1.9rem,3.6vw,2.8rem);font-weight:800;letter-spacing:-.02em;line-height:1.12;margin:0 0 18px}
.section__title.light{color:#fff}
.section__lead{font-size:1.12rem;color:var(--slate);margin:0 0 16px}
.section__lead.light{color:#cfd9f3}
.section__lead.wrap{max-width:680px;margin-inline:auto}
.muted{color:var(--mute)}

.grid-2{display:grid;grid-template-columns:1.1fr .9fr;gap:54px;align-items:center}
.company-card{position:relative;background:linear-gradient(160deg,var(--navy),#16327d);color:#fff;
  border-radius:var(--radius);padding:42px 38px;box-shadow:var(--shadow);overflow:hidden}
.company-card__dot{position:absolute;right:-40px;top:-40px;width:170px;height:170px;border-radius:50%;
  background:radial-gradient(circle,rgba(55,194,230,.5),transparent 70%)}
.company-card blockquote{font-size:1.3rem;font-weight:600;line-height:1.4;margin:0 0 18px;position:relative}
.company-card__by{color:#9fb0dd;margin:0;font-size:.95rem}

/* ---------- Cards ---------- */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:42px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;
  transition:transform .2s,box-shadow .2s,border-color .2s}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent}
.card__icon{font-size:1.8rem;width:54px;height:54px;display:grid;place-items:center;border-radius:14px;
  background:var(--bg-tint);margin-bottom:16px}
.card h3{margin:0 0 8px;font-size:1.12rem}
.card p{margin:0;color:var(--slate);font-size:.96rem}

/* ---------- Product ---------- */
.product{display:grid;grid-template-columns:1.15fr .85fr;gap:0;margin-top:46px;
  border:1px solid var(--line);border-radius:24px;overflow:hidden;box-shadow:var(--shadow);background:#fff}
.product__body{padding:46px 44px}
.product__badge{display:inline-block;background:rgba(30,99,255,.1);color:var(--blue);font-weight:700;
  font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;padding:6px 14px;border-radius:999px;margin-bottom:16px}
.product__badge--muted{background:#eef1f7;color:var(--mute)}
.product__name{font-size:2.4rem;font-weight:900;letter-spacing:-.02em;margin:0 0 4px;color:var(--navy)}
.product__name--sm{font-size:1.5rem}
.product__tag{color:var(--blue);font-weight:600;margin:0 0 16px}
.product__body p{color:var(--slate)}
.product__features{list-style:none;padding:0;margin:22px 0 28px;display:grid;gap:14px}
.product__features li{position:relative;padding-left:30px;color:var(--slate)}
.product__features li::before{content:"";position:absolute;left:0;top:8px;width:14px;height:14px;border-radius:50%;
  background:radial-gradient(circle,var(--cyan),var(--blue))}
.product__features strong{color:var(--ink)}
.product__actions{display:flex;gap:14px;flex-wrap:wrap}

.product__visual{background:linear-gradient(160deg,var(--navy),#16327d);display:grid;place-items:center;padding:36px}
.product__visual-inner{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.18);
  border-radius:16px;padding:26px;width:100%;max-width:320px;color:#fff;backdrop-filter:blur(4px)}
.pv-row{display:flex;align-items:center;gap:10px;font-size:.92rem;padding:9px 0;border-bottom:1px solid rgba(255,255,255,.1)}
.pv-dot{width:10px;height:10px;border-radius:50%;flex:none}
.pv-dot--ok{background:#3ad29f}
.pv-dot--warn{background:#ffba49}
.pv-bar{margin:16px 0 8px;height:9px;border-radius:999px;background:rgba(255,255,255,.15);overflow:hidden}
.pv-bar span{display:block;height:100%;background:linear-gradient(90deg,var(--cyan),var(--blue-2))}
.pv-caption{margin:0;font-weight:700;color:#9be7cf;font-size:.92rem}

.product--soon{grid-template-columns:1fr;margin-top:22px;background:var(--bg-tint);box-shadow:none;border-style:dashed}
.product--soon .product__body{padding:36px 44px;text-align:center}
.product--soon .product__body p{max-width:560px;margin-inline:auto}

/* ---------- Focus: Brain Health & Neuroanalytics ---------- */
.focus-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:46px}
.focus-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:34px 30px;
  display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s,border-color .2s}
.focus-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.focus-card--feature{background:linear-gradient(165deg,var(--navy),#16327d);color:#fff;border-color:transparent;
  box-shadow:0 22px 60px rgba(11,30,87,.28)}
.focus-card--feature p{color:#cdd8f3}
.focus-card__icon{font-size:1.9rem;width:58px;height:58px;display:grid;place-items:center;border-radius:16px;
  background:var(--bg-tint);margin-bottom:18px}
.focus-card--feature .focus-card__icon{background:rgba(255,255,255,.12)}
.focus-card h3{margin:0 0 10px;font-size:1.28rem;letter-spacing:-.01em}
.focus-card p{margin:0 0 18px;color:var(--slate);font-size:.98rem}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto}
.tags span{font-size:.78rem;font-weight:600;color:var(--blue);background:rgba(30,99,255,.08);
  border-radius:999px;padding:6px 12px}
.focus-card--feature .tags span{color:#cfe0ff;background:rgba(255,255,255,.12)}

/* ---------- ISC Testing Stream (flagship credential) ---------- */
.isc{background:linear-gradient(150deg,#091a4d 0%,#0b1e57 55%,#123a8f 100%);color:#fff;position:relative;overflow:hidden}
.isc::after{content:"";position:absolute;right:-120px;top:-120px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(55,194,230,.22),transparent 70%);pointer-events:none}
.isc__grid{display:grid;grid-template-columns:1.15fr .85fr;gap:54px;align-items:center;position:relative}
.isc__flag{display:inline-block;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.22);
  color:#cfe0ff;font-weight:700;font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;
  padding:8px 16px;border-radius:999px;margin-bottom:22px}
.isc__title{font-size:clamp(2rem,4.5vw,3.3rem);font-weight:900;line-height:1.05;letter-spacing:-.02em;margin:0 0 22px}
.isc__title span{color:var(--cyan)}
.isc__lead{font-size:1.18rem;color:#e3e9fb;margin:0 0 16px}
.isc__lead strong{color:#fff}
.isc__body{color:#b9c6ea;margin:0 0 28px;max-width:560px}
.isc__points{list-style:none;margin:0;padding:0;display:grid;gap:16px}
.isc__points li{display:flex;gap:16px;align-items:flex-start;background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:20px 22px}
.isc__points li span{flex:none;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--cyan),var(--blue));color:#fff;font-weight:800;font-size:.95rem}
.isc__points strong{display:block;margin-bottom:4px;font-size:1.02rem}
.isc__points div{color:#bcc8ea;font-size:.94rem;line-height:1.5}

/* ---------- Projects ---------- */
.project{display:grid;grid-template-columns:1.45fr .55fr;gap:0;margin-top:46px;
  border:1px solid var(--line);border-radius:24px;overflow:hidden;box-shadow:var(--shadow);background:#fff}
.project__body{padding:44px 44px}
.project__badge{display:inline-block;background:rgba(30,99,255,.1);color:var(--blue);font-weight:700;
  font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;padding:6px 14px;border-radius:999px;margin-bottom:16px}
.project__name{font-size:1.7rem;font-weight:800;letter-spacing:-.01em;margin:0 0 14px;color:var(--navy)}
.project__body p{color:var(--slate)}
.project__features{list-style:none;padding:0;margin:20px 0 26px;display:grid;gap:12px}
.project__features li{position:relative;padding-left:28px;color:var(--slate)}
.project__features li::before{content:"";position:absolute;left:0;top:8px;width:13px;height:13px;border-radius:50%;
  background:radial-gradient(circle,var(--cyan),var(--blue))}
.project__features strong{color:var(--ink)}
.project__links{display:flex;gap:22px;flex-wrap:wrap}
.project__links a{color:var(--blue);font-weight:700;font-size:.94rem}
.project__side{background:linear-gradient(160deg,var(--navy),#16327d);display:flex;flex-direction:column;
  justify-content:center;gap:22px;padding:38px 34px;color:#fff}
.project__side .stat strong{display:block;font-size:2rem;font-weight:900;color:var(--cyan);line-height:1}
.project__side .stat span{color:#aebbe0;font-size:.9rem}

.project--alt{grid-template-columns:.55fr 1.45fr}
.project__note{margin:18px 0 0;font-size:.86rem;color:var(--mute);font-style:italic}

.cards--proj{grid-template-columns:repeat(3,1fr);margin-top:22px}
.card--cta{background:var(--navy);color:#fff;border-color:transparent}
.card--cta .card__icon{background:rgba(255,255,255,.12)}
.card--cta p{color:#c2cdec}
.card--cta a{display:inline-block;margin-top:14px;color:var(--cyan);font-weight:700;font-size:.94rem}

/* ---------- Why (dark) ---------- */
.section--dark{background:linear-gradient(160deg,var(--navy-2),var(--navy));color:#fff}
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;margin-top:46px}
.why-item{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);padding:34px 30px}
.why-num{font-size:2.2rem;font-weight:900;color:var(--cyan);display:block;margin-bottom:14px}
.why-item h3{margin:0 0 10px;font-size:1.2rem}
.why-item p{margin:0;color:#c2cdec}

/* ---------- News ---------- */
.cards--news{grid-template-columns:repeat(3,1fr)}
.news{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 28px;
  transition:transform .2s,box-shadow .2s}
.news:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.news__tag{display:inline-block;font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;
  font-weight:700;color:var(--blue);background:rgba(30,99,255,.08);padding:5px 12px;border-radius:999px;margin-bottom:14px}
.news h3{margin:0 0 8px;font-size:1.18rem}
.news p{color:var(--slate);font-size:.96rem;margin:0 0 16px}
.news a{color:var(--blue);font-weight:700;font-size:.94rem}

/* ---------- CTA ---------- */
.cta{background:linear-gradient(120deg,var(--blue),var(--cyan));color:#fff}
.cta__inner{text-align:center;max-width:760px}
.cta__actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:24px}

/* ---------- Footer ---------- */
.footer{background:var(--navy-2);color:#cdd6ef;padding:64px 0 26px}
.footer__inner{display:grid;grid-template-columns:1.2fr 2fr;gap:40px}
.footer .brand__text strong{color:#fff}
.footer .brand__accent{color:var(--cyan)}
.footer__brand .muted{color:#8b97bf;margin-top:14px}
.footer__nav{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.footer__nav h4{color:#fff;font-size:.95rem;margin:0 0 14px}
.footer__nav a{display:block;color:#b3bedf;font-size:.92rem;padding:5px 0;transition:color .15s}
.footer__nav a:hover{color:var(--cyan)}
.footer__bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  margin-top:42px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);font-size:.86rem;color:#8b97bf}

/* ---------- Back to top ---------- */
.to-top{position:fixed;right:22px;bottom:22px;width:46px;height:46px;border-radius:50%;
  background:var(--blue);color:#fff;display:grid;place-items:center;font-size:1.2rem;font-weight:700;
  box-shadow:0 10px 24px rgba(30,99,255,.4);opacity:0;visibility:hidden;transition:.25s;z-index:40}
.to-top.show{opacity:1;visibility:visible}

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .cards{grid-template-columns:repeat(2,1fr)}
  .cards--proj{grid-template-columns:1fr}
  .focus-grid{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr;gap:34px}
  .isc__grid{grid-template-columns:1fr;gap:36px}
  .project,.project--alt{grid-template-columns:1fr}
  .project--alt .project__body{order:-1}
  .project__side{flex-direction:row;flex-wrap:wrap;justify-content:space-around}
  .product{grid-template-columns:1fr}
  .why-grid{grid-template-columns:1fr}
  .cards--news{grid-template-columns:1fr}
  .footer__inner{grid-template-columns:1fr}
}
@media (max-width:760px){
  .nav{position:fixed;inset:72px 0 auto 0;background:#fff;flex-direction:column;align-items:stretch;
    gap:0;padding:8px 22px 22px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);
    transform:translateY(-130%);transition:transform .28s ease}
  .nav.open{transform:translateY(0)}
  .nav a{padding:14px 0;border-bottom:1px solid var(--line)}
  .nav__cta{text-align:center;margin-top:12px;border-bottom:0!important}
  .nav-toggle{display:flex}
  .nav-toggle.open span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
  .nav-toggle.open span:nth-child(2){opacity:0}
  .nav-toggle.open span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}
  .section{padding:64px 0}
  .product__body{padding:34px 26px}
  .hero__stats{gap:26px}
}