/* Naurall Landing v4 — fixes: professional language dropdown, custom select, remove footer tech links,
   remove teal seams between sections, fix mobile horizontal shift */
:root{
  --c-bg:#0A0A0F;
  --c-text:rgba(255,255,255,.92);
  --c-muted:rgba(255,255,255,.68);
  --c-faint:rgba(255,255,255,.48);
  --c-border:rgba(255,255,255,.12);
  --c-accent:#00D4FF;
  --c-accent2:#00FFB2;
  --c-warn:#FF4D6D;
  --radius:18px;
  --shadow:0 12px 40px rgba(0,0,0,.42);
  --max:1120px;
  --fs0:12px; --fs1:14px; --fs2:16px;
}

*{box-sizing:border-box;max-width:100%}
html,body{width:100%;overflow-x:hidden;background:var(--c-bg)}
body{
  margin:0;
  color:var(--c-text);
  line-height:1.55;
  font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Inter,Arial,sans-serif;
  background: radial-gradient(1200px 600px at 70% -10%, rgba(0,212,255,.14), transparent 60%),
              radial-gradient(900px 500px at 20% 0%, rgba(0,255,178,.08), transparent 55%),
              var(--c-bg);
}
img,svg,video,canvas{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
.container{width:min(var(--max), calc(100% - 40px)); margin:0 auto}
.skip{position:absolute;left:-999px;top:10px;background:#fff;color:#000;padding:10px 12px;border-radius:10px}
.skip:focus{left:14px;z-index:9999}

/* Topbar */
.topbar{
  position:sticky;top:0;z-index:50;
  backdrop-filter:blur(14px);
  background:rgba(10,10,15,.68);
  border-bottom:1px solid var(--c-border);
}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:12px}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.brand__mark{width:34px;height:34px;display:grid;place-items:center;flex:0 0 auto}
.brand__mark svg{width:34px;height:34px}
.brand__text{font-weight:750;letter-spacing:.2px;white-space:nowrap}
.pill{
  font-size:var(--fs0);padding:6px 10px;border:1px solid var(--c-border);
  border-radius:999px;color:var(--c-muted);background:rgba(255,255,255,.04);
  white-space:nowrap;
}
.pill--muted{opacity:.9}
.nav{display:flex;align-items:center;gap:16px}
.nav a{font-size:var(--fs1);color:var(--c-muted)}
.nav a:hover{color:var(--c-text)}


/* Language dropdown (single control like: "English ▾") */
.langDD{position:relative}
.langDD__btn{
  height:34px;
  display:flex;align-items:center;gap:8px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.03);
  color:var(--c-text);
  padding:0 12px;
  cursor:pointer;
}
.langDD__btn:hover{border-color:rgba(255,255,255,.20);background:rgba(255,255,255,.05)}
.langDD__btn:focus{outline:none;border-color:rgba(0,212,255,.40);box-shadow:0 0 0 4px rgba(0,212,255,.10)}
.langDD__value{font-size:var(--fs1);color:rgba(255,255,255,.90)}
.langDD__chev{color:rgba(255,255,255,.70);font-size:12px;transform:translateY(-1px)}
.langDD__list{
  position:absolute;
  right:0;
  top:calc(100% + 8px);
  min-width:170px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.14);
  background:rgba(10,10,15,.98);
  box-shadow:0 18px 55px rgba(0,0,0,.55);
  padding:6px;
  z-index:60;
}
.langDD--mobile .langDD__list{right:auto;left:0;min-width:100%}
.langDD__opt{
  padding:10px 10px;
  border-radius:12px;
  color:rgba(255,255,255,.88);
  cursor:pointer;
  font-size:var(--fs1);
}
.langDD__opt:hover{background:rgba(255,255,255,.06)}
.langDD__opt[aria-selected="true"]{
  background:linear-gradient(135deg, rgba(0,212,255,.18), rgba(0,255,178,.10));
  border:1px solid rgba(0,212,255,.25);
}

.langMenu{display:flex;align-items:center;gap:8px}
.langMenu__label{font-size:var(--fs1);color:var(--c-muted)}
.langMenu__select{
  height:34px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.03);
  color:var(--c-text);
  padding:0 12px;
  outline:none;
  appearance:none;
  -webkit-appearance:none;
  background-image:
    linear-gradient(45deg, transparent 50%, rgba(255,255,255,.7) 50%),
    linear-gradient(135deg, rgba(255,255,255,.7) 50%, transparent 50%);
  background-position:
    calc(100% - 16px) 14px,
    calc(100% - 10px) 14px;
  background-size:6px 6px, 6px 6px;
  background-repeat:no-repeat;
}
.langMenu__select:focus{border-color:rgba(0,212,255,.40);box-shadow:0 0 0 4px rgba(0,212,255,.10)}

.burger{display:none;background:transparent;border:0;padding:8px;border-radius:12px}
.burger span{display:block;width:24px;height:2px;background:rgba(255,255,255,.78);margin:5px 0;border-radius:999px}
.mobileNav{border-top:1px solid var(--c-border);background:rgba(10,10,15,.88)}
.mobileNav__inner{padding:12px 0 16px;display:grid;gap:10px}
.mobileNav__inner a{padding:10px 12px;border-radius:12px;border:1px solid transparent;color:var(--c-muted)}
.mobileNav__inner a:hover{border-color:var(--c-border);color:var(--c-text)}
.langMenu--mobile{padding:6px 12px;display:flex;align-items:center;justify-content:space-between;border:1px solid rgba(255,255,255,.10);border-radius:14px;background:rgba(255,255,255,.03)}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-weight:650;font-size:var(--fs1);padding:11px 14px;border-radius:14px;
  border:1px solid var(--c-border);background:rgba(255,255,255,.04);color:var(--c-text);
  transition:transform .08s ease, background .15s ease, border-color .15s ease;
}
.btn:hover{transform:translateY(-1px);background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.18)}
.btn--primary{border:1px solid rgba(0,212,255,.35);background:linear-gradient(135deg, rgba(0,212,255,.22), rgba(0,255,178,.12));box-shadow:0 10px 30px rgba(0,212,255,.10)}
.btn--ghost{background:rgba(255,255,255,.03)}
.btn--wide{width:100%;padding:12px 14px;font-size:var(--fs2)}

/* HERO */
.hero{
  position:relative;
  padding:60px 0 44px;
  overflow:hidden;
}
.hero__grid{display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:center;position:relative;z-index:2}
.kicker{display:inline-flex;align-items:center;gap:10px;color:var(--c-muted);font-size:var(--fs1);border:1px solid var(--c-border);background:rgba(255,255,255,.03);padding:8px 10px;border-radius:999px}
.dot{width:10px;height:10px;border-radius:50%;background:radial-gradient(circle at 30% 30%, var(--c-accent), var(--c-accent2));box-shadow:0 0 22px rgba(0,212,255,.35)}
h1{margin:14px 0 10px;font-size:clamp(36px,4.4vw,60px);line-height:1.04;letter-spacing:-.8px}
.grad{display:block;background:linear-gradient(90deg,var(--c-accent),var(--c-accent2));-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{margin:0;color:var(--c-muted);font-size:clamp(16px,1.6vw,19px);max-width:56ch}
.hero__cta{display:flex;gap:10px;margin:18px 0 10px;flex-wrap:wrap}
.hero__note{margin:8px 0 0;color:var(--c-faint);font-size:var(--fs0)}

.trust{display:flex;gap:12px;flex-wrap:wrap;margin-top:12px}
.trust__item{min-width:160px;padding:10px 12px;border-radius:16px;border:1px solid var(--c-border);background:rgba(255,255,255,.03)}
.trust__label{display:block;font-size:var(--fs0);color:var(--c-faint)}
.trust__value{display:block;font-weight:750;margin-top:2px;letter-spacing:.2px}

/* Panel */
.panel{border-radius:22px;border:1px solid rgba(255,255,255,.14);background:linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.04));box-shadow:var(--shadow);overflow:hidden}
.panel__top{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid rgba(255,255,255,.12)}
.panel__title{font-weight:750}
.panel__badge{font-size:var(--fs0);padding:6px 10px;border-radius:999px;border:1px solid rgba(0,212,255,.35);background:rgba(0,212,255,.10)}
.panel__body{padding:16px}
.panel__row{display:grid;grid-template-columns:90px 1fr;gap:12px;align-items:center;margin-bottom:14px}
.panel__label{font-size:var(--fs0);color:var(--c-faint);text-transform:uppercase;letter-spacing:.12em}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{padding:8px 10px;border-radius:999px;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.03);color:var(--c-muted);font-weight:650;font-size:var(--fs0)}
.chip.is-on{border-color:rgba(0,255,178,.35);background:rgba(0,255,178,.10);color:var(--c-text)}
.slider__track{height:10px;border-radius:999px;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.03);overflow:hidden}
.slider__fill{width:62%;height:100%;background:linear-gradient(90deg, rgba(0,212,255,.45), rgba(0,255,178,.35))}
.slider__labels{display:flex;justify-content:space-between;font-size:var(--fs0);color:var(--c-faint);margin-top:6px}
.panel__divider{height:1px;background:rgba(255,255,255,.12);margin:16px 0}
.cue{border:1px solid rgba(0,212,255,.22);background:rgba(0,212,255,.06);border-radius:16px;padding:10px 12px}
.cue__tag{display:inline-block;font-size:var(--fs0);color:var(--c-faint);margin-bottom:6px}
.cue__text{margin:0;font-weight:700}
.altList{display:grid;gap:8px}
.alt{padding:10px 12px;border-radius:14px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.03);color:var(--c-muted);font-size:var(--fs1)}
.panel__hint{margin:10px 0 0;color:var(--c-faint);font-size:var(--fs0)}

/* Hero background (subtle) */
.hero__bg{position:absolute;inset:0;z-index:1;pointer-events:none}
.orb{position:absolute;width:520px;height:520px;border-radius:50%;filter:blur(18px);opacity:.28}
.orb--1{left:-220px;top:-180px;background:radial-gradient(circle at 30% 30%, rgba(0,212,255,.50), transparent 55%)}
.orb--2{right:-240px;bottom:-260px;background:radial-gradient(circle at 30% 30%, rgba(0,255,178,.38), transparent 55%)}
.gridlines{position:absolute;inset:-1px;background-image:linear-gradient(to right, rgba(255,255,255,.05) 1px, transparent 1px),linear-gradient(to bottom, rgba(255,255,255,.05) 1px, transparent 1px);background-size:72px 72px;mask-image:radial-gradient(circle at 50% 35%, rgba(0,0,0,.88), transparent 62%);opacity:.18}

/* Sections — unified background (no teal bands) */
.section{
  padding:54px 0;
  position:relative;
  overflow:hidden;
}
.section::before{
  content:"";
  position:absolute;inset:0;
  background:radial-gradient(900px 400px at 85% 30%, rgba(0,212,255,.06), transparent 55%),
             radial-gradient(700px 360px at 15% 80%, rgba(0,255,178,.05), transparent 55%);
  opacity:.6;
  pointer-events:none;
}
.section > .container{position:relative;z-index:1}

h2{margin:0 0 10px;font-size:clamp(26px,2.6vw,36px);letter-spacing:-.4px}
.sub{margin:0 0 18px;color:var(--c-muted);max-width:70ch}

.cards,.modeGrid,.privacy{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.card,.mode,.privacy__item{border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.03);border-radius:var(--radius);padding:16px;box-shadow:0 10px 24px rgba(0,0,0,.20)}
.card h3,.mode h3,.privacy__item h3{margin:0 0 8px}
.card p,.mode p,.privacy__item p{margin:0;color:var(--c-muted)}
.mode ul{margin:0;padding-left:18px;color:var(--c-muted)}
.mode li{margin:6px 0}

.callout{margin-top:16px;display:flex;gap:12px;align-items:center;border:1px solid rgba(0,255,178,.20);background:rgba(0,255,178,.06);border-radius:var(--radius);padding:14px 16px}
.callout__icon{width:38px;height:38px;border-radius:14px;display:grid;place-items:center;border:1px solid rgba(0,255,178,.22);background:rgba(0,255,178,.08)}
.callout__text{color:var(--c-muted)}

.waitlist{display:grid;grid-template-columns:1.1fr .9fr;gap:18px;align-items:start;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.03);border-radius:22px;padding:18px}
.bullets{margin-top:10px;display:grid;gap:10px}
.bullet{display:flex;gap:10px;align-items:center;color:var(--c-muted)}
.bullet__dot{width:10px;height:10px;border-radius:50%;background:linear-gradient(135deg,var(--c-accent),var(--c-accent2));box-shadow:0 0 20px rgba(0,212,255,.20)}

/* Form */
.form{border:1px solid rgba(255,255,255,.12);background:rgba(10,10,15,.62);border-radius:18px;padding:14px;position:relative}
.field{display:grid;gap:8px;margin-bottom:12px}
.field>span{font-size:var(--fs1);color:var(--c-muted)}
input{
  width:100%;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.03);
  color:var(--c-text);
  padding:12px 12px;
  outline:none;
}
input::placeholder{color:rgba(255,255,255,.40)}
input:focus{border-color:rgba(0,212,255,.40);box-shadow:0 0 0 4px rgba(0,212,255,.10)}
.err{color:var(--c-warn);min-height:14px;font-size:var(--fs0)}
.fine{color:var(--c-faint);font-size:var(--fs0);margin:10px 0 0}
.opt{font-style:normal;color:var(--c-faint);font-size:var(--fs0)}
.help{color:var(--c-faint);font-size:var(--fs0);margin-top:-2px}

/* Custom select */
.select{position:relative}
.select__btn{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.03);
  color:var(--c-text);
  padding:12px 12px;
  cursor:pointer;
}
.select__btn:focus{outline:none;border-color:rgba(0,212,255,.40);box-shadow:0 0 0 4px rgba(0,212,255,.10)}
.select__value{color:rgba(255,255,255,.92)}
.select.is-placeholder .select__value{color:rgba(255,255,255,.40)}
.select__list{
  position:absolute;
  left:0; right:0;
  top:calc(100% + 8px);
  border-radius:14px;
  border:1px solid rgba(255,255,255,.14);
  background:rgba(10,10,15,.98);
  box-shadow:0 18px 55px rgba(0,0,0,.55);
  padding:6px;
  z-index:20;
}
.select__opt{
  padding:10px 10px;
  border-radius:12px;
  color:rgba(255,255,255,.88);
  cursor:pointer;
}
.select__opt:hover{background:rgba(255,255,255,.06)}
.select__opt[aria-selected="true"]{background:linear-gradient(135deg, rgba(0,212,255,.18), rgba(0,255,178,.10));border:1px solid rgba(0,212,255,.25)}
.select__chev{color:rgba(255,255,255,.65)}

/* Toast */
.toast{position:absolute;inset:auto 12px 12px 12px;border-radius:16px;border:1px solid rgba(0,255,178,.25);background:rgba(0,0,0,.62);backdrop-filter:blur(10px);padding:12px;box-shadow:0 20px 60px rgba(0,0,0,.55)}
.toast__title{font-weight:800;margin-bottom:4px}
.toast__text{color:var(--c-muted);font-size:var(--fs1)}
.toast__close{position:absolute;top:8px;right:8px;width:32px;height:32px;border-radius:12px;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.04);color:var(--c-text);cursor:pointer}

/* FAQ */
.faq{display:grid;gap:10px}
details{border-radius:var(--radius);border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.03);padding:12px 14px}
summary{cursor:pointer;font-weight:750}
details p{margin:10px 0 0;color:var(--c-muted)}

/* Footer */
.footer{border-top:1px solid rgba(255,255,255,.10);padding:22px 0;background:rgba(10,10,15,.68)}
.footer__inner{display:flex;justify-content:space-between;align-items:center;gap:14px}
.footer__right{display:flex;gap:14px;align-items:center}
.toTop{width:34px;height:34px;border-radius:14px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.03)}

/* Responsive */
@media (max-width:980px){
  .hero__grid{grid-template-columns:1fr}
  .cards,.modeGrid,.privacy{grid-template-columns:1fr}
  .waitlist{grid-template-columns:1fr}
  .panel__row{grid-template-columns:80px 1fr}
}
@media (max-width:820px){
  .nav{display:none}
  .burger{display:inline-block}
}
@media (max-width:520px){
  .container{width:calc(100% - 28px)}
  .trust__item{min-width:145px}
}