/* ==========================================================================
   Naavi — premium marketing site design system
   Loaded after styles.css. Contract: docs/SITE_REDESIGN_SPEC.md
   Dark surfaces are scoped to body.site-surface so app screens (dashboard,
   onboarding, admin) keep their existing light treatment.
   ========================================================================== */

:root{
  --ink:#050506;
  --ink-2:#0b0d12;
  --ink-3:#12151d;
  --line:rgba(255,255,255,.09);
  --line-2:rgba(255,255,255,.16);
  --text:#f6f8fb;
  --text-2:#a8b1c2;
  --text-3:#6f7a8f;
  --accent:#39d3ff;
  --accent-2:#7c8cff;
  --accent-3:#41f0c0;
  --radius-s:12px;
  --radius-m:20px;
  --radius-l:32px;
  --radius-pill:999px;
  --shadow-1:0 10px 30px rgba(0,0,0,.35);
  --shadow-2:0 30px 80px rgba(0,0,0,.55);
  --glow:0 0 0 1px rgba(57,211,255,.35),0 18px 60px rgba(57,211,255,.18);
  --space-1:6px;
  --space-2:12px;
  --space-3:20px;
  --space-4:32px;
  --space-5:52px;
  --space-6:84px;
  --dur-fast:140ms;
  --dur:240ms;
  --dur-slow:520ms;
  --ease-out:cubic-bezier(.22,1,.36,1);
  --ease-in-out:cubic-bezier(.65,0,.35,1);
  --maxw:1180px;
  --font:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
}

/* ---------------------------------------------------------------- surfaces */
body.site-surface{
  background:var(--ink);
  color:var(--text);
  font-family:var(--font);
  -webkit-font-smoothing:antialiased;
  overflow-x:clip;
  position:relative;
}
html:has(body.site-surface){overflow-x:clip;scroll-behavior:smooth}
body.site-surface:before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-1;
  background:
    radial-gradient(720px 420px at 78% -6%,rgba(57,211,255,.20),transparent 62%),
    radial-gradient(620px 380px at 8% 8%,rgba(124,140,255,.16),transparent 60%),
    linear-gradient(180deg,#050506 0%,#050506 42%,#070910 100%);
}
body.site-surface :is(h1,h2,h3,h4){color:var(--text);letter-spacing:-.02em;line-height:1.1;margin:0 0 var(--space-2)}
body.site-surface p{color:var(--text-2);line-height:1.65}
body.site-surface a{color:inherit}
body.site-surface main{display:block;max-width:var(--maxw);margin:0 auto;padding:0 22px}

/* -------------------------------------------------------------------- icons */
.icon{
  display:inline-block;
  width:22px;
  height:22px;
  flex:0 0 auto;
  background-color:currentColor;
  -webkit-mask-image:var(--i);
  mask-image:var(--i);
  -webkit-mask-repeat:no-repeat;
  mask-repeat:no-repeat;
  -webkit-mask-position:center;
  mask-position:center;
  -webkit-mask-size:contain;
  mask-size:contain;
  vertical-align:middle;
}
.icon--sm{width:16px;height:16px}
.icon--lg{width:28px;height:28px}

/* ------------------------------------------------------------- navigation */
.site-nav{
  position:sticky;
  top:0;
  z-index:60;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background-color var(--dur) var(--ease-out),border-color var(--dur),backdrop-filter var(--dur);
  view-transition-name:nav;
}
.site-nav.is-scrolled{
  background:rgba(5,5,6,.72);
  border-bottom-color:var(--line);
  backdrop-filter:saturate(160%) blur(14px);
  -webkit-backdrop-filter:saturate(160%) blur(14px);
}
.site-nav__inner{
  display:flex;
  align-items:center;
  gap:var(--space-3);
  flex-wrap:wrap;
  max-width:var(--maxw);
  margin:0 auto;
  padding:14px 22px;
}
.site-nav .brand{display:inline-flex;align-items:center;gap:10px;font-weight:750;text-decoration:none;letter-spacing:-.01em}
.site-nav .brand__mark{border-radius:10px;box-shadow:0 6px 18px rgba(57,211,255,.25)}
.site-nav__links{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-inline-start:auto}
.site-nav__links a{
  padding:9px 13px;
  border-radius:var(--radius-pill);
  text-decoration:none;
  font-size:14px;
  color:var(--text-2);
  transition:color var(--dur-fast),background-color var(--dur-fast);
}
.site-nav__links a:hover{color:var(--text);background:rgba(255,255,255,.06)}
.site-nav__links a.active{color:var(--text);background:rgba(57,211,255,.14)}
.site-nav__cta{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.site-nav__signin{font-size:14px;color:var(--text-2);text-decoration:none;padding:9px 4px}
.site-nav__signin:hover{color:var(--text)}

/* ---------------------------------------------------------- language select */
.lang-select{position:relative}
.lang-select__button{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:9px 13px;
  border-radius:var(--radius-pill);
  border:1px solid var(--line-2);
  background:rgba(255,255,255,.04);
  color:var(--text);
  font:inherit;
  font-size:14px;
  cursor:pointer;
  transition:border-color var(--dur-fast),background-color var(--dur-fast),transform var(--dur-fast) var(--ease-out);
}
.lang-select__button:hover{border-color:rgba(57,211,255,.5);background:rgba(57,211,255,.10)}
.lang-select__button:focus-visible,.lang-select__item:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.lang-select__chevron{transition:transform var(--dur) var(--ease-out);opacity:.7}
.lang-select[data-open="true"] .lang-select__chevron{transform:rotate(180deg)}
.lang-select__menu{
  position:absolute;
  inset-inline-end:0;
  top:calc(100% + 10px);
  min-width:190px;
  margin:0;
  padding:6px;
  list-style:none;
  border-radius:var(--radius-m);
  border:1px solid var(--line);
  background:rgba(11,13,18,.96);
  box-shadow:var(--shadow-2);
  backdrop-filter:blur(16px);
  opacity:0;
  transform:translateY(-6px) scale(.98);
  pointer-events:none;
  transition:opacity var(--dur) var(--ease-out),transform var(--dur) var(--ease-out);
}
.lang-select[data-open="true"] .lang-select__menu{opacity:1;transform:none;pointer-events:auto}
.lang-select__item{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding:10px 12px;
  border-radius:var(--radius-s);
  text-decoration:none;
  font-size:14px;
  color:var(--text-2);
}
.lang-select__item:hover{background:rgba(255,255,255,.06);color:var(--text)}
.lang-select__item.is-current{color:var(--text);background:rgba(57,211,255,.14)}
.lang-select__item.is-current:after{content:"✓";font-size:12px;color:var(--accent)}

/* --------------------------------------------------------------------- hero */
.hero{
  position:relative;
  overflow:clip;
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  gap:var(--space-5);
  align-items:center;
  padding:var(--space-6) 0 var(--space-5);
}
.hero__glow{
  position:absolute;
  inset:-10% 0 20%;
  background:radial-gradient(520px 320px at 62% 34%,rgba(57,211,255,.22),transparent 66%);
  filter:blur(8px);
  pointer-events:none;
}
.hero__copy{position:relative;z-index:1}
.eyebrow{
  display:inline-block;
  margin-bottom:var(--space-3);
  padding:7px 13px;
  border-radius:var(--radius-pill);
  border:1px solid var(--line-2);
  background:rgba(255,255,255,.04);
  color:var(--text-2);
  font-size:12px;
  letter-spacing:.08em;
  text-transform:uppercase;
}
body.site-surface .hero h1,
body.site-surface .public-hero h1{
  color:transparent;
  background:linear-gradient(180deg,#fff 12%,#b9c6da 100%);
  -webkit-background-clip:text;
  background-clip:text;
  font-size:clamp(2.1rem,4.6vw,3.6rem);
  letter-spacing:-.03em;
  text-wrap:balance;
}
.hero h1{
  font-size:clamp(2.1rem,4.6vw,3.6rem);
  letter-spacing:-.03em;
  text-wrap:balance;
}
.hero-sub{font-size:clamp(1rem,1.4vw,1.13rem);max-width:60ch;margin:0 0 var(--space-4)}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.hero__badges{display:flex;gap:10px;flex-wrap:wrap;margin-top:var(--space-4)}
.hero__badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 13px;
  border-radius:var(--radius-pill);
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  font-size:13px;
  color:var(--text-2);
}
.hero__badge .icon{color:var(--accent-3)}
.hero__art{
  position:relative;
  view-transition-name:mascot;
  display:grid;
  justify-items:center;
  gap:var(--space-3);
}
.hero__art picture{display:block;width:min(100%,520px);aspect-ratio:1/1}
.hero__art img{
  width:100%;
  height:auto;
  display:block;
  border-radius:var(--radius-l);
  -webkit-mask-image:radial-gradient(115% 100% at 50% 46%,#000 62%,transparent 88%);
  mask-image:radial-gradient(115% 100% at 50% 46%,#000 62%,transparent 88%);
  animation:mascot-float 7.5s var(--ease-in-out) infinite;
  filter:drop-shadow(0 30px 60px rgba(9,12,20,.85));
}
.hero__art-caption{font-size:13px;color:var(--text-3);text-align:center;max-width:46ch}
@keyframes mascot-float{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}

/* ------------------------------------------------------------------ layout */
.section{padding:var(--space-6) 0;position:relative}
.section-head{max-width:70ch;margin-bottom:var(--space-4)}
.section-head h2{font-size:clamp(1.6rem,3vw,2.4rem)}
.kicker{
  display:inline-block;
  margin-bottom:12px;
  color:var(--accent);
  font-size:12px;
  letter-spacing:.14em;
  text-transform:uppercase;
}
.split{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:var(--space-5);align-items:start}

/* ------------------------------------------------------------------- steps */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--space-3)}
.step{
  position:relative;
  padding:var(--space-4);
  border-radius:var(--radius-m);
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.015));
  transition:transform var(--dur) var(--ease-out),border-color var(--dur),box-shadow var(--dur);
}
.step:hover{transform:translateY(-4px);border-color:rgba(57,211,255,.35);box-shadow:var(--glow)}
.step__num{display:block;font-size:12px;letter-spacing:.16em;color:var(--text-3)}
.step__icon{display:inline-flex;margin:10px 0 14px;color:var(--accent)}
.step h3{font-size:1.06rem}
.step p{font-size:14px;margin:0}

/* -------------------------------------------------------------- feature grid */
.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--space-3)}
.feature-card{
  padding:var(--space-4);
  border-radius:var(--radius-m);
  border:1px solid var(--line);
  background:var(--ink-3);
  transition:transform var(--dur) var(--ease-out),border-color var(--dur);
}
.feature-card:hover{transform:translateY(-4px);border-color:rgba(124,140,255,.42)}
.feature-card__icon{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:46px;
  height:46px;
  margin-bottom:14px;
  border-radius:14px;
  background:rgba(57,211,255,.12);
  color:var(--accent);
}
.feature-card h3{font-size:1.02rem}
.feature-card p{font-size:14px;margin:0}

/* ---------------------------------------------------------------- verticals */
.verticals-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}
.vertical-card{
  display:grid;
  gap:8px;
  padding:16px;
  border-radius:var(--radius-m);
  border:1px solid var(--line);
  background:rgba(255,255,255,.035);
  transition:transform var(--dur) var(--ease-out),border-color var(--dur),background-color var(--dur);
}
.vertical-card:hover{transform:translateY(-4px);border-color:rgba(57,211,255,.4);background:rgba(57,211,255,.06)}
.vertical-card__icon{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:42px;
  height:42px;
  border-radius:13px;
  background:rgba(124,140,255,.14);
  color:var(--accent-2);
}
.vertical-card b{font-size:14px}
.vertical-card p{font-size:12.5px;color:var(--text-3);margin:0;line-height:1.5}

/* ----------------------------------------------------------------- channels */
.channel-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.channel-card{
  display:grid;
  grid-template-columns:auto minmax(0,1fr) auto;
  align-items:center;
  gap:14px;
  padding:16px 18px;
  border-radius:var(--radius-m);
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
}
.channel-card__icon{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:40px;
  height:40px;
  border-radius:12px;
  background:rgba(255,255,255,.06);
  color:var(--text);
}
.channel-card b{font-size:14.5px}
.channel-card p{font-size:13px;margin:4px 0 0;color:var(--text-3)}
.channel-card__state{
  padding:6px 11px;
  border-radius:var(--radius-pill);
  font-size:11.5px;
  letter-spacing:.04em;
  white-space:nowrap;
}
.channel-card__state.is-live{background:rgba(65,240,192,.16);color:#8ff5da}
.channel-card__state.is-credential_required{background:rgba(255,255,255,.07);color:var(--text-2)}

/* ------------------------------------------------------------------ pricing */
.pricing-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--space-3)}
.price-card{
  display:grid;
  gap:10px;
  padding:var(--space-4);
  border-radius:var(--radius-m);
  border:1px solid var(--line);
  background:var(--ink-3);
}
.price-card--featured{border-color:rgba(57,211,255,.42);box-shadow:var(--glow);background:linear-gradient(180deg,rgba(57,211,255,.10),rgba(11,13,18,.9))}
.price-card b{font-size:1.02rem}
.price-card p{font-size:13.5px;margin:0;color:var(--text-2)}
.price-card__amount{font-size:1.4rem;font-weight:750;letter-spacing:-.02em}

/* ---------------------------------------------------------------------- faq */
.faq{display:grid;gap:10px;max-width:900px}
.faq__item{border:1px solid var(--line);border-radius:var(--radius-m);background:rgba(255,255,255,.03);overflow:hidden}
.faq__q{
  cursor:pointer;
  padding:16px 18px;
  font-weight:650;
  list-style:none;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.faq__q::-webkit-details-marker{display:none}
.faq__q:after{content:"+";color:var(--accent);font-size:18px;transition:transform var(--dur) var(--ease-out)}
.faq__item[open] .faq__q:after{transform:rotate(45deg)}
.faq__a{padding:0 18px 18px}
.faq__a p{margin:0;font-size:14.5px}
.faq__item[open] .faq__a{animation:faq-in var(--dur) var(--ease-out) both}
@keyframes faq-in{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}

/* ----------------------------------------------------------------- cta band */
.cta-band{
  display:grid;
  grid-template-columns:auto minmax(0,1fr) auto;
  align-items:center;
  gap:var(--space-3);
  margin:var(--space-6) 0 var(--space-5);
  padding:var(--space-4) var(--space-5);
  border-radius:var(--radius-l);
  border:1px solid rgba(57,211,255,.28);
  background:linear-gradient(120deg,rgba(57,211,255,.14),rgba(124,140,255,.12) 55%,rgba(11,13,18,.9));
  box-shadow:var(--shadow-1);
}
.cta-band__art{width:88px;height:88px;border-radius:var(--radius-pill);border:1px solid var(--line-2)}
.cta-band h2{font-size:clamp(1.25rem,2.2vw,1.8rem);margin-bottom:6px}
.cta-band p{margin:0;font-size:14.5px}

/* ------------------------------------------------------------------- footer */
.site-footer{margin-top:var(--space-6);border-top:1px solid var(--line);background:rgba(5,5,6,.7)}
.site-footer__inner{
  display:grid;
  grid-template-columns:minmax(0,1.4fr) repeat(3,minmax(0,1fr));
  gap:var(--space-4);
  max-width:var(--maxw);
  margin:0 auto;
  padding:var(--space-5) 22px var(--space-4);
}
.site-footer__brand{display:flex;gap:14px;align-items:flex-start}
.site-footer__brand img{border-radius:12px}
.site-footer__brand b{display:block;font-size:15px}
.site-footer__brand span{display:block;font-size:13px;color:var(--text-3);margin-top:4px;max-width:34ch}
.site-footer__domain{color:var(--accent)!important}
.site-footer__col{display:grid;align-content:start;gap:8px}
.site-footer__col b{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--text-3)}
.site-footer__col a{font-size:13.5px;color:var(--text-2);text-decoration:none}
.site-footer__col a:hover{color:var(--text)}

/* ------------------------------------------------------- motion & transitions */
.js [data-reveal]{opacity:.001;transform:translateY(16px);transition:opacity var(--dur-slow) var(--ease-out),transform var(--dur-slow) var(--ease-out);transition-delay:calc(var(--reveal-index,0) * 60ms)}
.js [data-reveal].is-visible{opacity:1;transform:none}
[data-reveal]{opacity:1}

@view-transition{navigation:auto}
::view-transition-old(root){animation:vt-out var(--dur) var(--ease-out) both}
::view-transition-new(root){animation:vt-in var(--dur) var(--ease-out) both}
::view-transition-old(mascot),::view-transition-new(mascot){animation-duration:var(--dur-slow)}
::view-transition-old(nav),::view-transition-new(nav){animation-duration:var(--dur-fast)}
@keyframes vt-out{to{opacity:0;transform:translateY(-6px)}}
@keyframes vt-in{from{opacity:0;transform:translateY(8px)}}
h1{view-transition-name:page-title}

@media (hover:hover){
  .price-card:hover,.channel-card:hover{border-color:var(--line-2)}
}

/* -------------------------------------------------------------- responsive */
@media (max-width:1100px){
  .verticals-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
  .site-footer__inner{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:900px){
  .hero{grid-template-columns:minmax(0,1fr);padding-top:var(--space-5)}
  .hero__art{order:-1;justify-items:start}
  .hero__art picture{width:min(78%,360px)}
  .split{grid-template-columns:minmax(0,1fr)}
  .steps,.feature-grid,.pricing-grid{grid-template-columns:minmax(0,1fr)}
  .channel-cards{grid-template-columns:minmax(0,1fr)}
  .verticals-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-band{grid-template-columns:minmax(0,1fr);justify-items:start;padding:var(--space-4)}
}
@media (max-width:640px){
  body.site-surface main{padding:0 16px}
  .site-nav__inner{padding:12px 16px;gap:10px}
  .site-nav__links{width:100%;order:3;overflow-x:auto;padding-bottom:4px;margin-inline-start:0}
  .site-nav__links a{white-space:nowrap}
  .site-nav__cta{margin-inline-start:auto;gap:8px}
  .lang-select__menu{inset-inline-end:auto;inset-inline-start:0}
  .hero{padding-top:var(--space-4)}
  .section{padding:var(--space-5) 0}
  .cta-band{margin-bottom:var(--space-4)}
  .site-footer__inner{grid-template-columns:minmax(0,1fr);gap:var(--space-3)}
}

/* -------------------------------------------------------- utilities */
.visually-hidden{
  position:absolute!important;
  width:1px;
  height:1px;
  padding:0;
  margin:-1px;
  overflow:hidden;
  clip:rect(0 0 0 0);
  clip-path:inset(50%);
  white-space:nowrap;
  border:0;
}

/* ------------------------------------- onboarding business-category picker */
/* Lives on the light app surface, so it uses the app palette, not the dark tokens. */
.category-field{display:grid;gap:10px;min-width:0}
.category-field__label{font-size:13px;font-weight:700;color:#1a1d21}
.category-field__help{margin:0;font-size:12.5px;line-height:1.5;color:#5f6b7a}
.category-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:10px}
.category-card{
  position:relative;
  display:grid;
  gap:6px;
  justify-items:start;
  text-align:start;
  padding:14px;
  border-radius:20px;
  border:1px solid rgba(5,5,6,.09);
  background:rgba(255,255,255,.86);
  color:#1a1d21;
  font:inherit;
  cursor:pointer;
  transition:transform var(--dur) var(--ease-out),border-color var(--dur),box-shadow var(--dur),background-color var(--dur);
}
.category-card:hover{transform:translateY(-2px);border-color:rgba(14,116,144,.34);box-shadow:0 12px 26px rgba(25,54,64,.08)}
.category-card:focus-visible{outline:3px solid rgba(14,116,144,.32);outline-offset:2px}
.category-card__icon{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:40px;
  height:40px;
  border-radius:13px;
  background:#e8f8fb;
  color:#0e7490;
  transition:background-color var(--dur),color var(--dur),transform var(--dur) var(--ease-out);
}
.category-card b{font-size:13.5px;line-height:1.3}
.category-card__meta{font-size:12px;color:#5f6b7a;line-height:1.45}
.category-card__check{
  position:absolute;
  inset-block-start:10px;
  inset-inline-end:10px;
  display:grid;
  place-items:center;
  width:20px;
  height:20px;
  border-radius:50%;
  background:#0e7490;
  color:#fff;
  font-size:11px;
  font-weight:800;
  opacity:0;
  transform:scale(.6);
  transition:opacity var(--dur) var(--ease-out),transform var(--dur) var(--ease-out);
}
.category-card.is-selected{
  border-color:#0e7490;
  background:#f2fdff;
  box-shadow:0 0 0 1px #0e7490 inset,0 14px 30px rgba(14,116,144,.14);
}
.category-card.is-selected .category-card__icon{background:#0e7490;color:#fff;transform:scale(1.05)}
.category-card.is-selected .category-card__check{opacity:1;transform:none}
@media (max-width:640px){
  .category-grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr))}
}

@media (prefers-reduced-motion:reduce){
  *,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .hero__art img{animation:none}
  .js [data-reveal]{opacity:1;transform:none}
  ::view-transition-old(root),::view-transition-new(root){animation:none}
}