:root{
  --bg:#030a12;
  --bg-2:#07111d;
  --panel:#091522;
  --panel-2:#0c1927;
  --line:rgba(148,168,193,.16);
  --gold:#f3b91f;
  --gold-2:#ffd55d;
  --text:#f5f7fb;
  --muted:#8997a8;
  --green:#5cf28b;
  --shadow:0 24px 70px rgba(0,0,0,.38);
  --radius:22px;
  --container:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:
    radial-gradient(circle at 50% -10%,rgba(26,59,91,.20),transparent 30%),
    linear-gradient(180deg,#02080f 0%,#050d16 40%,#030910 100%);
  color:var(--text);
  min-height:100vh;
  overflow-x:hidden;
}
a{color:inherit}
img{max-width:100%;display:block}
.container{width:min(calc(100% - 40px),var(--container));margin-inline:auto}
.ambient{position:fixed;border-radius:999px;filter:blur(90px);pointer-events:none;z-index:-1;opacity:.18}
.ambient-one{width:380px;height:380px;background:#184d7e;top:110px;right:-160px}
.ambient-two{width:280px;height:280px;background:#b87c00;bottom:15%;left:-160px;opacity:.08}
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(2,8,15,.78);
  backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(255,255,255,.05);
}
.nav-shell{height:82px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand img{width:190px;height:auto}
.main-nav{display:flex;align-items:center;gap:28px;font-size:14px;font-weight:700;color:#aab5c2}
.main-nav a{text-decoration:none;transition:.2s ease}
.main-nav a:hover{color:white}
.nav-cta{
  border:1px solid rgba(243,185,31,.44);
  color:#f9d35e!important;
  padding:11px 16px;
  border-radius:12px;
  background:rgba(243,185,31,.06);
}
.menu-toggle{display:none;background:none;border:0;padding:10px}
.menu-toggle span{display:block;width:22px;height:2px;background:#fff;margin:5px;border-radius:2px}

.hero{padding:46px 0 48px}
.hero-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:48px;align-items:center}
.eyebrow{font-size:12px;letter-spacing:.14em;font-weight:900;color:var(--gold);text-transform:uppercase;margin-bottom:16px}
.live-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--green);margin-right:7px;box-shadow:0 0 16px rgba(92,242,139,.8)}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(42px,4.1vw,58px);letter-spacing:-.048em;line-height:.98;margin-bottom:18px}
h1 span{color:#f5c43e}
.hero-lead{font-size:16px;line-height:1.6;color:#9aa8b8;max-width:590px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:20px 0 22px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  min-height:50px;padding:0 20px;border-radius:13px;text-decoration:none;
  font-size:14px;font-weight:850;transition:.2s ease;border:1px solid transparent;
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{color:#0a0f14;background:linear-gradient(180deg,#ffd456,#e6a914);box-shadow:0 12px 30px rgba(231,169,21,.16)}
.btn-secondary{border-color:rgba(255,255,255,.12);color:#dce4ed;background:rgba(255,255,255,.025)}
.btn-block{width:100%}
.hero-proof{display:grid;grid-template-columns:repeat(3,1fr);max-width:570px;border-top:1px solid var(--line);padding-top:17px;gap:16px}
.hero-proof div{display:flex;flex-direction:column;gap:4px}
.hero-proof strong{font-size:15px}
.hero-proof span{font-size:11px;color:#718094}
.hero-visual{position:relative}
.hero-frame{
  border:1px solid rgba(243,185,31,.25);border-radius:26px;padding:10px;
  background:linear-gradient(145deg,rgba(255,255,255,.04),rgba(243,185,31,.025));
  box-shadow:var(--shadow);overflow:hidden;
}
.hero-frame img{border-radius:18px;min-height:260px;object-fit:cover}
.floating-card{
  position:absolute;min-width:220px;border:1px solid rgba(255,255,255,.10);
  background:rgba(6,16,27,.88);backdrop-filter:blur(15px);padding:14px 16px;
  border-radius:14px;box-shadow:0 16px 45px rgba(0,0,0,.32);
}
.floating-card small{display:block;color:#6f7f91;font-size:9px;font-weight:900;letter-spacing:.12em;margin-bottom:6px}
.floating-card strong{font-size:12px}
.floating-card-a{left:-25px;bottom:45px}
.floating-card-b{right:-22px;top:45px}

.trust-strip{border-block:1px solid rgba(255,255,255,.055);background:rgba(6,15,25,.56)}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.trust-grid>div{padding:27px 26px;border-right:1px solid rgba(255,255,255,.055);position:relative}
.trust-grid>div:first-child{border-left:1px solid rgba(255,255,255,.055)}
.trust-grid span{position:absolute;right:16px;top:14px;color:rgba(243,185,31,.28);font-size:11px;font-weight:900}
.trust-grid strong{display:block;font-size:13px;margin-bottom:5px}
.trust-grid small{color:#768598;font-size:11px;line-height:1.5}

.section{padding:105px 0}
.section-heading{max-width:720px;margin-bottom:46px}
.section-heading h2,.premium-copy h2,.transparency-grid h2,.responsible h2,.final-cta h2{
  font-size:clamp(34px,4vw,52px);line-height:1.04;letter-spacing:-.04em;margin-bottom:18px
}
.section-heading p,.premium-copy>p,.transparency-grid>div>p,.responsible p,.final-cta p{
  color:#8594a6;line-height:1.72;font-size:16px
}
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.feature-card{
  position:relative;background:linear-gradient(160deg,rgba(13,29,45,.88),rgba(7,18,30,.78));
  border:1px solid var(--line);border-radius:20px;padding:28px 24px;min-height:280px
}
.feature-number{position:absolute;right:20px;top:18px;color:#5e6d7d;font-size:10px;font-weight:900}
.feature-icon{font-size:28px;color:var(--gold);margin-bottom:32px}
.feature-card h3{font-size:17px;letter-spacing:-.02em;margin-bottom:11px}
.feature-card p{font-size:13px;line-height:1.7;color:#7f8d9e;margin:0}

.section-premium{background:linear-gradient(180deg,rgba(243,185,31,.028),rgba(4,11,19,0))}
.premium-grid{display:grid;grid-template-columns:1.1fr .72fr;gap:70px;align-items:center}
.check-list{list-style:none;padding:0;margin:28px 0 0;display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.check-list li{font-size:13px;color:#aab7c5;display:flex;align-items:center;gap:10px}
.check-list span{color:var(--green);font-weight:900}
.price-card{
  border:1px solid rgba(243,185,31,.28);border-radius:24px;padding:30px;
  background:linear-gradient(145deg,rgba(243,185,31,.08),rgba(8,19,31,.85));
  box-shadow:var(--shadow)
}
.price-card-top{display:flex;align-items:center;justify-content:space-between;color:#f2c44a;font-size:11px;font-weight:900;letter-spacing:.08em}
.pill{border:1px solid rgba(243,185,31,.25);padding:6px 8px;border-radius:999px;font-size:8px}
.price{font-size:54px;font-weight:900;letter-spacing:-.05em;margin:32px 0 6px}
.price small{font-size:12px;color:#7f8b98;letter-spacing:.03em}
.price-card>p{color:#8492a2;font-size:13px;margin-bottom:25px}
.fine-print{display:block;color:#697787;line-height:1.5;margin-top:13px;font-size:10px}

.transparency-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}
.text-link{display:inline-block;color:var(--gold);font-size:13px;font-weight:850;text-decoration:none;margin-top:7px}
.metric-preview{
  border:1px solid var(--line);border-radius:22px;padding:26px;
  background:linear-gradient(160deg,rgba(12,27,43,.88),rgba(7,17,28,.88))
}
.metric-preview-head{display:flex;justify-content:space-between;font-size:10px;letter-spacing:.1em;color:#6e7b8a;font-weight:900;margin-bottom:20px}
.status-dot{color:var(--green)}
.metric-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.metric-grid>div{border:1px solid rgba(255,255,255,.055);border-radius:14px;padding:17px;background:rgba(0,0,0,.12)}
.metric-grid small{display:block;color:#687789;font-size:8px;font-weight:900;letter-spacing:.12em;margin-bottom:7px}
.metric-grid strong{font-size:16px}
.metric-preview>p{font-size:11px;line-height:1.65;color:#657487;margin:17px 0 0}

.responsible{padding-top:40px}
.responsible-shell{
  border:1px solid rgba(243,185,31,.18);border-radius:22px;padding:31px;
  display:grid;grid-template-columns:auto 1fr auto;gap:25px;align-items:center;
  background:linear-gradient(135deg,rgba(243,185,31,.055),rgba(8,18,29,.72))
}
.age-badge{width:62px;height:62px;border-radius:50%;border:1px solid rgba(243,185,31,.5);display:grid;place-items:center;color:var(--gold);font-weight:950;font-size:18px}
.responsible h2{font-size:28px;margin-bottom:7px}
.responsible p{font-size:13px;margin:0;max-width:700px}

.final-cta{padding:70px 0 110px}
.final-cta-shell{
  position:relative;overflow:hidden;border-radius:28px;border:1px solid rgba(243,185,31,.23);
  padding:52px;display:flex;align-items:center;justify-content:space-between;gap:40px;
  background:
    linear-gradient(90deg,rgba(5,15,25,.96),rgba(7,17,28,.82)),
    url("assets/signalxi_banner.png") center/cover
}
.final-cta h2{font-size:42px;margin-bottom:11px}
.final-cta p{margin:0}

.site-footer{border-top:1px solid rgba(255,255,255,.055);padding:44px 0 20px;background:#02070d}
.footer-grid{display:flex;justify-content:space-between;align-items:flex-start;gap:30px}
.footer-grid img{width:170px}
.footer-grid p{font-size:9px;letter-spacing:.15em;color:#596777;text-transform:uppercase;margin:4px 0}
.footer-links{display:flex;gap:20px;flex-wrap:wrap;justify-content:flex-end}
.footer-links a{text-decoration:none;color:#7e8b99;font-size:11px}
.footer-bottom{margin-top:34px;padding-top:18px;border-top:1px solid rgba(255,255,255,.045);display:flex;justify-content:space-between;gap:20px;color:#596675;font-size:10px}

/* Legal */
.legal-page{padding:78px 0 100px}
.legal-container{max-width:900px}
.legal-heading h1{font-size:54px}
.legal-heading small{color:#657284}
.legal-card{border:1px solid var(--line);border-radius:20px;padding:28px 30px;margin-bottom:14px;background:rgba(9,21,34,.76)}
.legal-card h2{font-size:20px;letter-spacing:-.02em;margin-bottom:14px}
.legal-card p,.legal-card li{color:#8695a6;line-height:1.7;font-size:13px}
.legal-card ul{padding-left:20px}
.legal-card a{color:#f5c84d}
.legal-help-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:18px}
.legal-help-grid>div{border:1px solid rgba(255,255,255,.06);border-radius:14px;padding:18px;background:rgba(0,0,0,.12)}
.support-email{font-weight:900;text-decoration:none}
.legal-note{font-size:11px!important;margin-top:18px!important}
.legal-nav-static{display:flex!important}

@media(max-width:900px){
  .hero{padding-top:50px}
  .hero-grid,.premium-grid,.transparency-grid{grid-template-columns:1fr}
  .hero-grid{gap:45px}
  .hero-copy{text-align:center}
  .hero-lead,.hero-proof{margin-inline:auto}
  .hero-actions{justify-content:center}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .trust-grid{grid-template-columns:repeat(2,1fr)}
  .floating-card-a{left:10px;bottom:20px}
  .floating-card-b{right:10px;top:20px}
  .responsible-shell{grid-template-columns:auto 1fr}
  .responsible-shell .btn{grid-column:1/-1}
  .final-cta-shell{flex-direction:column;align-items:flex-start}
}
@media(max-width:720px){
  .container{width:min(calc(100% - 28px),var(--container))}
  .nav-shell{height:70px}
  .brand img{width:155px}
  .menu-toggle{display:block}
  .main-nav{
    position:absolute;top:70px;left:14px;right:14px;display:none;flex-direction:column;align-items:stretch;
    gap:4px;background:#07111d;border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:10px;
    box-shadow:var(--shadow)
  }
  .main-nav.open{display:flex}
  .main-nav a{padding:12px 13px}
  .nav-cta{text-align:center}
  .legal-nav-static{position:static;display:flex!important;flex-direction:row;background:none;border:0;padding:0;box-shadow:none}
  .legal-nav-static a:not(.nav-cta){display:none}
  h1{font-size:48px}
  .hero-proof{grid-template-columns:1fr;gap:12px;text-align:left}
  .hero-proof div{border:1px solid rgba(255,255,255,.06);border-radius:12px;padding:12px}
  .hero-frame img{min-height:220px}
  .floating-card{display:none}
  .trust-grid,.feature-grid,.check-list,.metric-grid{grid-template-columns:1fr}
  .trust-grid>div,.trust-grid>div:first-child{border-left:1px solid rgba(255,255,255,.055)}
  .section{padding:75px 0}
  .feature-card{min-height:220px}
  .premium-grid,.transparency-grid{gap:38px}
  .responsible-shell{grid-template-columns:1fr;text-align:left}
  .final-cta-shell{padding:32px 25px}
  .final-cta h2{font-size:34px}
  .footer-grid,.footer-bottom{flex-direction:column}
  .footer-links{justify-content:flex-start}
  .legal-heading h1{font-size:42px}
  .legal-card{padding:22px 20px}
  .legal-help-grid{grid-template-columns:1fr}
}


/* ==========================================================
   SignalXI Public Web V2 — bilingual ES/EN
   ========================================================== */
.lang-switcher{
  display:inline-flex;
  align-items:center;
  gap:3px;
  padding:3px;
  border:1px solid rgba(255,255,255,.09);
  border-radius:10px;
  background:rgba(255,255,255,.025);
}
.lang-switcher a{
  min-width:35px;
  padding:7px 8px!important;
  border-radius:7px;
  text-align:center;
  font-size:10px!important;
  font-weight:900!important;
  letter-spacing:.08em;
  color:#7f8d9e!important;
}
.lang-switcher a:hover{color:#fff!important}
.lang-switcher a.active{
  color:#07111d!important;
  background:linear-gradient(180deg,#ffd456,#e6a914);
}
.language-gateway{
  min-height:calc(100vh - 126px);
  display:grid;
  place-items:center;
  padding:60px 0;
}
.language-card{
  width:min(680px,100%);
  text-align:center;
  border:1px solid rgba(243,185,31,.24);
  border-radius:26px;
  padding:46px 36px;
  background:
    radial-gradient(circle at top,rgba(243,185,31,.07),transparent 38%),
    linear-gradient(160deg,rgba(13,29,45,.92),rgba(6,15,25,.94));
  box-shadow:var(--shadow);
}
.language-card img{width:220px;margin:0 auto 32px}
.language-card h1{font-size:clamp(34px,5vw,52px)}
.language-card p{color:#8997a8;line-height:1.7;max-width:520px;margin:0 auto 26px}
.language-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.language-actions .btn{min-width:180px}
.language-note{display:block;margin-top:22px;color:#596777;font-size:10px}
@media(max-width:720px){
  .main-nav .lang-switcher{margin:4px 8px 6px}
  .legal-nav-static .lang-switcher{display:inline-flex!important}
  .legal-nav-static .lang-switcher a{display:inline-flex!important;align-items:center;justify-content:center}
  .language-card{padding:36px 22px}
}