/* =========================================================
   Transform to Digital — AI Advertising / OpenAI Ads landing
   Design system: coerente col brand (nero/bianco, Roboto+Montserrat)
   + un accento indigo riservato all'universo AI, usato con misura.
   ========================================================= */

:root{
  --black:#0a0a0d;
  --near-black:#111114;
  --ink:#1d1e20;
  --white:#ffffff;
  --gray-50:#f7f7f8;
  --gray-100:#eeeef1;
  --gray-200:#e2e2e7;
  --gray-300:#c9c9d1;
  --gray-400:#a7a7b1;
  --gray-500:#8b8b96;
  --gray-600:#6a6a75;
  --gray-700:#46464f;

  --accent:#5b4fe9;
  --accent-dark:#4238c4;
  --accent-tint:#f1effe;
  --accent-tint-dark:#1c1a3a;

  --font-display:'Roboto', Arial, sans-serif;
  --font-ui:'Montserrat', Arial, sans-serif;
  --font-body:'DM Sans', Arial, sans-serif;

  --radius-sm:10px;
  --radius-md:16px;
  --radius-lg:24px;
  --radius-pill:999px;

  --container:1160px;
  --gutter:24px;

  --shadow-card: 0 1px 2px rgba(10,10,13,0.04), 0 12px 32px rgba(10,10,13,0.06);
  --shadow-card-dark: 0 20px 60px rgba(0,0,0,0.45);

  --ease: cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; scroll-behavior:auto !important; }
}

body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--white);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}

img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
button{ font-family:inherit; cursor:pointer; }
input,select,textarea{ font-family:inherit; font-size:16px; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4,p{ margin:0; }

.container{
  max-width:var(--container);
  margin:0 auto;
  padding:0 var(--gutter);
}

h1,h2,h3{ font-family:var(--font-display); font-weight:600; letter-spacing:-0.02em; color:var(--black); }
.section--dark h1,.section--dark h2,.section--dark h3{ color:var(--white); }

.hero h1,.hero h2,.hero h3{ color:var(--white); }
h1{ font-size:clamp(34px,5.4vw,64px); line-height:1.06; }
h2{ font-size:clamp(28px,3.6vw,44px); line-height:1.12; }
h3{ font-size:20px; line-height:1.3; }

.section-head{ max-width:720px; margin:0 auto 56px; text-align:center; }
.section-head p{ margin-top:16px; font-size:18px; color:var(--gray-700); }
.section--dark .section-head p{ color:var(--gray-300); }

.lede{ font-size:19px; color:var(--gray-700); }
.section--dark .lede{ color:var(--gray-300); }

section{ padding:96px 0; scroll-margin-top:84px; }
@media (max-width:768px){ section{ padding:64px 0; scroll-margin-top:72px; } }

/* ---------- Focus visibility (keyboard nav) ---------- */
a:focus-visible, button:focus-visible, .faq-item__q:focus-visible{
  outline:2px solid var(--accent); outline-offset:3px; border-radius:4px;
}

.section--dark{ background:var(--black); color:var(--white); }
.section--tint{ background:var(--gray-50); }

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  font-family:var(--font-ui);
  font-weight:600;
  font-size:15px;
  padding:16px 30px;
  border-radius:var(--radius-pill);
  border:1px solid transparent;
  transition:transform .18s var(--ease), background .18s var(--ease), color .18s var(--ease), box-shadow .18s var(--ease);
  max-width:100%;
  text-align:center;
}
.btn:active{ transform:scale(0.97); }
.btn-primary{ background:var(--black); color:var(--white); }
.btn-primary:hover{ background:var(--accent); box-shadow:0 8px 24px rgba(91,79,233,0.35); }
.btn-on-dark{ background:var(--white); color:var(--black); }
.btn-on-dark:hover{ background:var(--accent); color:var(--white); box-shadow:0 8px 24px rgba(91,79,233,0.45); }
.btn-ghost{ background:transparent; color:var(--black); border-color:var(--gray-300); }
.btn-ghost:hover{ border-color:var(--black); }
.section--dark .btn-ghost,
.hero .btn-ghost{ color:var(--white); border-color:rgba(255,255,255,0.28); }
.section--dark .btn-ghost:hover,
.hero .btn-ghost:hover{ border-color:var(--white); }
.btn-block{ width:100%; }
.btn[disabled]{ opacity:0.55; pointer-events:none; }

.cta-group{ display:flex; flex-wrap:wrap; gap:14px; align-items:center; }
.cta-note{ font-size:13px; color:var(--gray-500); margin-top:14px; }
.section--dark .cta-note{ color:var(--gray-500); }

/* ---------- Header ---------- */
.site-header{
  position:sticky; top:0; z-index:60;
  background:rgba(10,10,13,0.86);
  backdrop-filter:saturate(160%) blur(14px);
  -webkit-backdrop-filter:saturate(160%) blur(14px);
}
.site-header.is-scrolled{ box-shadow:0 1px 0 rgba(255,255,255,0.08), 0 12px 30px rgba(0,0,0,0.35); }
.site-header__inner{
  display:flex; align-items:center; justify-content:space-between;
  gap:20px;
  padding:15px var(--gutter);
  max-width:var(--container); margin:0 auto;
}
.brand{ display:flex; align-items:center; gap:10px; flex:none; }
.brand__name{ font-family:var(--font-display); font-weight:700; font-size:17px; letter-spacing:-0.01em; color:var(--white); white-space:nowrap; }
.brand__divider{ width:1px; height:20px; background:rgba(255,255,255,0.2); }
.brand__vertical{ font-family:var(--font-ui); font-size:11.5px; letter-spacing:0.08em; color:var(--gray-300); text-transform:uppercase; white-space:nowrap; }

/* ---------- Nav (desktop) ---------- */
.site-nav{ display:flex; align-items:center; gap:30px; flex:1; justify-content:center; }
.site-nav a{
  position:relative;
  font-family:var(--font-ui); font-weight:500; font-size:14px; color:var(--gray-300);
  padding:6px 2px; transition:color .18s var(--ease);
  white-space:nowrap;
}
.site-nav a::after{
  content:""; position:absolute; left:0; right:100%; bottom:0; height:2px;
  background:var(--accent); border-radius:2px; transition:right .22s var(--ease);
}
.site-nav a:hover{ color:var(--white); }
.site-nav a:hover::after{ right:0; }
.site-nav a.is-current{ color:var(--white); }
.site-nav a.is-current::after{ right:0; background:var(--accent); }

.header-cta{ display:flex; align-items:center; gap:14px; flex:none; }

/* ---------- Mobile nav toggle ---------- */
.nav-toggle{
  display:none; flex:none;
  width:38px; height:38px; border-radius:10px;
  background:transparent; border:1px solid rgba(255,255,255,0.16);
  align-items:center; justify-content:center; gap:4px; flex-direction:column;
}
.nav-toggle span{ display:block; width:16px; height:2px; background:var(--white); border-radius:2px; transition:transform .22s var(--ease), opacity .22s var(--ease); }
.nav-toggle[aria-expanded="true"] span:nth-child(1){ transform:translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2){ opacity:0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3){ transform:translateY(-6px) rotate(-45deg); }

.mobile-nav{
  display:none;
  flex-direction:column;
  position:absolute; top:100%; left:0; right:0; z-index:65;
  max-height:0; overflow:hidden;
  background:var(--near-black);
  border-top:1px solid rgba(255,255,255,0.08);
  box-shadow:0 20px 40px rgba(0,0,0,0.35);
  transition:max-height .32s var(--ease);
}
.mobile-nav.is-open{ max-height:calc(100vh - 69px); overflow-y:auto; }
.mobile-nav > a{
  font-family:var(--font-ui); font-weight:500; font-size:15px; color:var(--gray-200);
  padding:16px var(--gutter); border-bottom:1px solid rgba(255,255,255,0.06);
}
.mobile-nav > a.is-current{ color:var(--white); font-weight:700; }
.mobile-nav__cta{ padding:16px var(--gutter) 20px; }

@media (max-width:860px){
  .site-nav{ display:none; }
  .nav-toggle{ display:flex; }
  .mobile-nav{ display:flex; }
  .header-cta .btn{ display:none; }
}
@media (max-width:480px){
  .brand__divider,.brand__vertical{ display:none; }
  .brand__name{ font-size:15px; }
}

/* ---------- Hero ---------- */
.hero{
  background:
    radial-gradient(1100px 480px at 82% -10%, rgba(91,79,233,0.30), transparent 60%),
    radial-gradient(700px 400px at 10% 110%, rgba(91,79,233,0.14), transparent 60%),
    var(--black);
  color:var(--white);
  padding:88px 0 96px;
  overflow:hidden;
}
.hero__grid{
  display:grid;
  grid-template-columns:1.05fr 0.95fr;
  gap:56px;
  align-items:center;
}
@media (max-width:960px){ .hero__grid{ grid-template-columns:1fr; } }

.hero__text{ text-align:left; }
.hero h1{ margin:18px 0 22px; }
.hero__sub{ font-size:19px; color:var(--gray-300); max-width:540px; margin-bottom:34px; }
.hero__sub strong{ color:var(--white); font-weight:700; }

/* Conversation mockup: smartphone illustrativo */
.convo-wrap{ position:relative; display:flex; flex-direction:column; align-items:center; }
.phone-mock{
  position:relative;
  width:100%; max-width:300px;
  background:#0d0d12;
  border-radius:40px;
  padding:12px;
  box-shadow:var(--shadow-card-dark), 0 0 0 1.5px rgba(255,255,255,0.08) inset;
}
.phone-mock__screen{
  position:relative;
  background:linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02));
  border-radius:30px;
  padding:30px 14px 16px;
  overflow:hidden;
}
.phone-mock__island{
  position:absolute; top:9px; left:50%; transform:translateX(-50%);
  width:76px; height:18px; background:#000; border-radius:10px;
}
.phone-mock__statusbar{
  display:flex; align-items:center; justify-content:space-between;
  font-family:var(--font-ui); font-weight:600; font-size:11px; color:rgba(255,255,255,0.75);
  padding:0 2px 12px;
}
.phone-mock__status-icons{ display:flex; align-items:center; gap:5px; }
.phone-mock__appbar{
  text-align:center; font-family:var(--font-ui); font-weight:700; font-size:12.5px; color:var(--white);
  padding-bottom:12px; margin-bottom:14px; border-bottom:1px solid rgba(255,255,255,0.08);
}
.bubble{ border-radius:16px; padding:14px 16px; font-size:14.5px; line-height:1.5; margin-bottom:14px; max-width:88%; }
.bubble--user{ background:rgba(255,255,255,0.08); color:var(--gray-100); margin-left:auto; border-bottom-right-radius:4px; }
.bubble--ai{ background:rgba(91,79,233,0.16); color:#ded9ff; border:1px solid rgba(91,79,233,0.35); border-bottom-left-radius:4px; }
.bubble--ai .chip{
  display:inline-flex; align-items:center; gap:6px;
  background:rgba(255,255,255,0.9); color:var(--black);
  font-family:var(--font-ui); font-size:11.5px; font-weight:700;
  padding:4px 10px; border-radius:var(--radius-pill); margin-top:10px;
}

.ad-card{
  background:rgba(255,255,255,0.045);
  border:1px solid rgba(255,255,255,0.1);
  border-radius:14px;
  padding:13px 14px;
}
.ad-card__head{ display:flex; align-items:center; gap:8px; margin-bottom:9px; }
.ad-card__logo{
  flex:none; width:22px; height:22px; border-radius:6px;
  background:var(--accent); color:var(--white);
  font-family:var(--font-display); font-weight:700; font-size:12px;
  display:flex; align-items:center; justify-content:center;
}
.ad-card__brand{ flex:1; font-family:var(--font-ui); font-weight:600; font-size:12.5px; color:var(--white); }
.ad-card__tag{
  flex:none; font-family:var(--font-ui); font-size:9.5px; font-weight:700; text-transform:uppercase; letter-spacing:.04em;
  color:var(--gray-400); border:1px solid rgba(255,255,255,0.18); border-radius:6px; padding:3px 6px;
}
.ad-card__title{ font-family:var(--font-display); font-weight:600; font-size:14px; color:var(--white); margin-bottom:4px; }
.ad-card__desc{ font-size:12.5px; color:var(--gray-300); margin:0; }


.float-chip{
  position:absolute;
  font-family:var(--font-ui); font-size:11.5px; font-weight:700; letter-spacing:.04em; text-transform:uppercase;
  color:var(--white);
  background:rgba(20,20,26,0.9);
  border:1px solid rgba(255,255,255,0.14);
  padding:8px 14px; border-radius:var(--radius-pill);
  box-shadow:0 10px 26px rgba(0,0,0,0.35);
}
.float-chip--1{ top:2%; left:-4%; }
.float-chip--2{ top:34%; right:-8%; }
.float-chip--3{ bottom:14%; left:-6%; }
@media (max-width:960px){ .float-chip{ display:none; } }

/* ---------- Numeri (stats band) ---------- */
.stats-band{ padding:64px 0; }
.stats-band__intro{ max-width:640px; margin:0 auto 44px; text-align:center; font-size:19px; font-weight:500; color:var(--ink); }
.stats-grid{ display:flex; flex-wrap:wrap; justify-content:center; }
.stat-card{ flex:1 1 220px; max-width:300px; text-align:center; padding:0 32px; display:flex; flex-direction:column; align-items:center; }
.stat-card + .stat-card{ border-left:1px solid var(--gray-200); }
.stat-card__num{ font-family:var(--font-display); font-weight:700; font-size:clamp(32px,4.4vw,46px); color:var(--black); letter-spacing:-0.02em; }
.stat-card__label{ margin-top:10px; font-size:14.5px; color:var(--gray-700); line-height:1.4; }
@media (max-width:760px){
  .stats-band{ padding:48px 0; }
  .stats-band__intro{ margin:0 auto 32px; font-size:17px; }
  .stats-grid{ flex-direction:column; align-items:stretch; gap:0; }
  .stat-card{ flex:none; max-width:none; width:100%; padding:20px 12px; }
  .stat-card:first-child{ padding-top:0; }
  .stat-card:last-child{ padding-bottom:0; }
  .stat-card + .stat-card{ border-left:none; border-top:1px solid var(--gray-200); }
}

/* ---------- Problem: prima/ora ---------- */
.flow-compare{ display:grid; grid-template-columns:1fr auto 1fr; gap:28px; align-items:center; margin:48px 0 40px; }
@media (max-width:800px){ .flow-compare{ grid-template-columns:1fr; } }
.flow-card{ background:var(--gray-50); border:1px solid var(--gray-100); border-radius:var(--radius-lg); padding:28px; }
.flow-card--now{ background:var(--accent-tint); border-color:#ddd8ff; }
.flow-card__label{ font-family:var(--font-ui); font-size:12px; font-weight:700; letter-spacing:.12em; text-transform:uppercase; color:var(--gray-500); margin-bottom:18px; display:block; }
.flow-card--now .flow-card__label{ color:var(--accent-dark); }
.flow-steps{ display:flex; flex-wrap:wrap; align-items:center; gap:8px; font-family:var(--font-ui); font-weight:600; font-size:14.5px; }
.flow-steps span.step{ background:var(--white); border:1px solid var(--gray-200); padding:8px 14px; border-radius:var(--radius-pill); }
.flow-card--now .flow-steps span.step{ border-color:#c9c0ff; }
.flow-steps span.arrow{ color:var(--gray-600); font-weight:400; }
.flow-vs{ display:flex; align-items:center; justify-content:center; width:44px; height:44px; border-radius:50%; background:var(--black); color:var(--white); font-family:var(--font-ui); font-weight:700; font-size:12px; margin:0 auto; }

.query-callout{
  margin-top:8px;
  display:flex; align-items:center; gap:14px;
  background:var(--black); color:var(--white);
  border-radius:var(--radius-pill);
  padding:16px 26px;
  font-family:var(--font-ui); font-size:15px; font-weight:500;
  max-width:fit-content;
}
.query-callout__icon{ color:var(--accent); font-size:18px; flex:none; }

/* ---------- Opportunity: 3 columns ---------- */
.model-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
@media (max-width:860px){ .model-grid{ grid-template-columns:1fr; } }
.model-card{ border:1px solid var(--gray-100); border-radius:var(--radius-lg); padding:30px 26px; background:var(--white); }
.model-card__tag{ font-family:var(--font-ui); font-size:12px; font-weight:700; letter-spacing:.1em; text-transform:uppercase; color:var(--gray-500); }
.model-card__flow{ display:flex; flex-direction:column; gap:0; margin:20px 0 18px; }
.model-card__flow .node{ font-family:var(--font-display); font-weight:600; font-size:17px; padding:10px 0; }
.model-card__flow .connector{ width:1px; height:16px; background:var(--gray-200); margin-left:10px; }
.model-card p{ color:var(--gray-600); font-size:14.5px; }
.model-card--highlight{ background:var(--black); border-color:var(--black); position:relative; overflow:hidden; }
.model-card--highlight::before{ content:""; position:absolute; inset:0; background:radial-gradient(340px 200px at 90% -10%, rgba(91,79,233,0.5), transparent 65%); }
.model-card--highlight .model-card__tag{ color:#c9c4ff; }
.model-card--highlight .node{ color:var(--white); }
.model-card--highlight .connector{ background:rgba(255,255,255,0.2); }
.model-card--highlight p{ color:var(--gray-300); }
.model-card--highlight{ transform:translateY(-8px); box-shadow:var(--shadow-card-dark); }
@media (max-width:860px){ .model-card--highlight{ transform:none; } }

/* ---------- How it works: timeline ---------- */
.timeline{ display:grid; grid-template-columns:repeat(4,1fr); gap:0; counter-reset:step; }
@media (max-width:900px){ .timeline{ grid-template-columns:1fr; } }
.timeline__item{ position:relative; padding:0 22px 0 0; }
@media (max-width:900px){
  .timeline__item{ padding:0 0 32px 28px; }
  .timeline__item:last-child{ padding-bottom:0; }
  .timeline__num{ left:-15px; }
}
.timeline__num{
  font-family:var(--font-display); font-weight:700; font-size:14px;
  color:var(--white); background:var(--black);
  width:34px; height:34px; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  margin-bottom:18px;
}
@media (max-width:900px){ .timeline__num{ position:absolute; top:0; } }
.timeline__item h3{ margin-bottom:10px; }
.timeline__item p{ color:var(--gray-600); font-size:15px; }

/* ---------- Use cases ---------- */
.usecase-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:16px; }
@media (max-width:960px){ .usecase-grid{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:560px){ .usecase-grid{ grid-template-columns:1fr; } }
.usecase-card{ border:1px solid var(--gray-100); border-radius:var(--radius-md); padding:24px; background:var(--white); transition:border-color .2s var(--ease), transform .2s var(--ease); }
.usecase-card:hover{ border-color:var(--accent); transform:translateY(-3px); }
.usecase-card__icon{ width:38px; height:38px; border-radius:10px; background:var(--accent-tint); display:flex; align-items:center; justify-content:center; margin-bottom:16px; color:var(--accent-dark); }
.usecase-card h3{ font-size:17px; margin-bottom:8px; }
.usecase-card p{ font-size:14px; color:var(--gray-600); }

/* ---------- AI Visibility ---------- */
.visibility-layout{ display:grid; grid-template-columns:0.9fr 1.1fr; gap:56px; align-items:start; }
@media (max-width:900px){ .visibility-layout{ grid-template-columns:1fr; } }
.visibility-list{ display:grid; gap:14px; }
.visibility-item{ display:flex; gap:16px; padding:18px; border:1px solid rgba(255,255,255,0.1); border-radius:var(--radius-md); }
.visibility-item__icon{ flex:none; width:38px; height:38px; border-radius:10px; background:rgba(91,79,233,0.18); display:flex; align-items:center; justify-content:center; color:#c9c4ff; }
.visibility-item h3{ font-size:16.5px; margin-bottom:4px; }
.visibility-item p{ font-size:14px; color:var(--gray-300); margin:0; }

/* ---------- Why us ---------- */
.why-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
@media (max-width:900px){ .why-grid{ grid-template-columns:1fr; } }
.why-card{ display:flex; flex-direction:column; gap:10px; padding:26px; border-radius:var(--radius-md); background:var(--gray-50); }
.why-card__num{ font-family:var(--font-display); font-weight:700; font-size:20px; color:var(--gray-300); flex:none; }
.why-card h3{ margin-bottom:6px; }
.why-card p{ color:var(--gray-600); font-size:14.5px; }

/* ---------- Early adopter ---------- */
.adopter{ background:var(--black); color:var(--white); border-radius:var(--radius-lg); padding:64px; position:relative; overflow:hidden; }
.adopter h2{ color:var(--white); }
.adopter .lede{ color:var(--gray-300); }
.adopter::before{ content:""; position:absolute; inset:0; background:radial-gradient(600px 300px at 15% 0%, rgba(91,79,233,0.35), transparent 60%); }
.adopter__inner{ position:relative; display:grid; grid-template-columns:1fr 1fr; gap:48px; align-items:center; }
@media (max-width:900px){ .adopter{ padding:40px 26px; } .adopter__inner{ grid-template-columns:1fr; } }
.adopter-list{ display:grid; gap:14px; }
.adopter-list li{ display:flex; gap:12px; font-size:15px; color:var(--gray-200); align-items:flex-start; }
.adopter-list li .mark{ color:var(--accent); flex:none; margin-top:2px; }
.adopter p.lede{ margin:18px 0 26px; }
.adopter small{ display:block; margin-top:18px; color:var(--gray-500); font-size:12.5px; }

/* ---------- Lead form ---------- */
.form-wrap{ display:grid; grid-template-columns:0.85fr 1.15fr; gap:56px; align-items:flex-start; }
@media (max-width:900px){ .form-wrap{ grid-template-columns:1fr; } }
.form-side h2{ margin-bottom:16px; }
.form-benefits{ display:grid; gap:16px; margin-top:28px; }
.form-benefits li{ display:flex; gap:12px; font-size:14.5px; color:var(--gray-700); align-items:flex-start; }
.form-benefits li .mark{ color:var(--accent); flex:none; }

.form-card{ background:var(--white); border:1px solid var(--gray-100); border-radius:var(--radius-lg); padding:34px; box-shadow:var(--shadow-card); }
.form-progress{ display:flex; align-items:center; gap:10px; margin-bottom:26px; }
.form-progress__bar{ flex:1; height:4px; background:var(--gray-100); border-radius:4px; overflow:hidden; }
.form-progress__bar span{ display:block; height:100%; width:50%; background:var(--accent); transition:width .3s var(--ease); }
.form-progress__label{ font-family:var(--font-ui); font-size:12px; font-weight:700; color:var(--gray-500); white-space:nowrap; }

.field-row{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
@media (max-width:520px){ .field-row{ grid-template-columns:1fr; } }
.field{ margin-bottom:16px; }
.field label{ display:block; font-family:var(--font-ui); font-size:12.5px; font-weight:600; color:var(--gray-700); margin-bottom:7px; }
.field input, .field select, .field textarea{
  width:100%; padding:13px 15px; border:1px solid var(--gray-200); border-radius:var(--radius-sm);
  background:var(--white); color:var(--ink); transition:border-color .18s var(--ease), box-shadow .18s var(--ease);
}
.field input:focus, .field select:focus, .field textarea:focus{
  outline:none; border-color:var(--accent); box-shadow:0 0 0 4px var(--accent-tint);
}
.field textarea{ resize:vertical; min-height:96px; }
.field--error input, .field--error select{ border-color:#d94545; }
.field__err{ display:none; color:#d94545; font-size:12px; margin-top:6px; }
.field--error .field__err{ display:block; }

.form-step{ display:none; }
.form-step.is-active{ display:block; }
.form-nav{ display:flex; gap:12px; margin-top:8px; }
.form-nav .btn{ flex:1; }

.form-trust{ display:flex; align-items:center; gap:10px; margin-top:18px; font-size:12.5px; color:var(--gray-500); }
.form-trust svg{ flex:none; color:var(--accent); }

.form-send-error{ display:none; margin-top:14px; padding:12px 14px; border-radius:var(--radius-sm); background:#fdeceb; color:#a72e22; font-size:13.5px; }
.form-send-error.is-visible{ display:block; }
.form-send-error a{ text-decoration:underline; }

.form-success{ display:none; text-align:center; padding:20px 0; }
.form-success.is-active{ display:block; }
.form-success__icon{ width:56px; height:56px; border-radius:50%; background:var(--accent-tint); color:var(--accent-dark); display:flex; align-items:center; justify-content:center; margin:0 auto 18px; }
.form-success h3{ margin-bottom:10px; }
.form-success p{ color:var(--gray-600); font-size:14.5px; }

/* ---------- Final CTA ---------- */
.final-cta{ text-align:center; }
.final-cta h2{ max-width:760px; margin:0 auto 18px; }
.final-cta .lede{ max-width:560px; margin:0 auto 34px; }
.final-cta .cta-group{ justify-content:center; }

/* ---------- FAQ ---------- */
.faq-list{ max-width:800px; margin:0 auto; border-top:1px solid var(--gray-100); }
.faq-item{ border-bottom:1px solid var(--gray-100); }
.faq-item__q{
  width:100%; text-align:left; background:none; border:none; padding:22px 4px;
  display:flex; align-items:center; justify-content:space-between; gap:20px;
  font-family:var(--font-ui); font-weight:600; font-size:16px; color:var(--ink);
}
.faq-item__q .plus{ flex:none; width:22px; height:22px; position:relative; }
.faq-item__q .plus::before, .faq-item__q .plus::after{ content:""; position:absolute; background:var(--ink); transition:transform .25s var(--ease); }
.faq-item__q .plus::before{ width:100%; height:2px; top:50%; left:0; transform:translateY(-50%); }
.faq-item__q .plus::after{ width:2px; height:100%; left:50%; top:0; transform:translateX(-50%); }
.faq-item.is-open .plus::after{ transform:translateX(-50%) rotate(90deg); opacity:0; }
.faq-item__a{ max-height:0; overflow:hidden; transition:max-height .3s var(--ease); }
.faq-item__a-inner{ padding:0 4px 22px; color:var(--gray-600); font-size:15px; max-width:680px; }
.faq-item.is-open .faq-item__a{ max-height:400px; }

/* ---------- Footer ---------- */
.site-footer{ background:var(--black); color:var(--gray-400); padding:56px 0 28px; }
.site-footer__top{ display:flex; flex-wrap:wrap; justify-content:space-between; gap:32px; padding-bottom:36px; border-bottom:1px solid rgba(255,255,255,0.08); }
.site-footer__brand{ display:flex; align-items:center; gap:14px; }
.site-footer__brand .brand__name{ font-size:16px; }
.site-footer__links{ display:flex; flex-wrap:wrap; align-items:center; gap:28px; font-family:var(--font-ui); font-size:13.5px; }
.site-footer__links a:hover{ color:var(--white); }
.site-footer__social{
  display:flex; align-items:center; justify-content:center;
  width:34px; height:34px; border-radius:50%; color:var(--gray-400);
  border:1px solid rgba(255,255,255,0.14); transition:color .18s var(--ease), border-color .18s var(--ease);
}
.site-footer__social:hover{ color:var(--white); border-color:rgba(255,255,255,0.4); }
.site-footer__bottom{ display:flex; flex-wrap:wrap; justify-content:space-between; gap:12px; padding-top:24px; font-size:12.5px; color:var(--gray-500); }
.site-footer__bottom a:hover{ color:var(--white); }

/* ---------- Sticky mobile CTA ---------- */
.sticky-cta{
  position:fixed; left:0; right:0; bottom:0; z-index:70;
  background:rgba(10,10,13,0.92); backdrop-filter:blur(10px);
  padding:12px 16px; display:none; align-items:center; gap:12px;
  border-top:1px solid rgba(255,255,255,0.08);
  transform:translateY(100%); transition:transform .3s var(--ease);
}
.sticky-cta.is-visible{ transform:translateY(0); }
.sticky-cta span{ display:none; }
@media (max-width:768px){ .sticky-cta{ display:flex; } }
.sticky-cta .btn{ width:100%; }

/* ---------- Reveal on scroll ---------- */
[data-reveal]{ opacity:0; transform:translateY(18px); transition:opacity .6s var(--ease), transform .6s var(--ease); }
[data-reveal].is-in{ opacity:1; transform:none; }

/* ---------- Utilities ---------- */
.text-center{ text-align:center; }
.mt-40{ margin-top:40px; }
.visually-hidden{ position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; }
.skip-link{
  position:absolute; left:12px; top:-60px; background:var(--white); color:var(--black);
  padding:10px 16px; border-radius:8px; z-index:100; transition:top .2s var(--ease);
}
.skip-link:focus{ top:12px; }

/* ---------- Legal pages ---------- */
.legal-hero{ padding:56px 0 40px; border-bottom:1px solid var(--gray-100); }
.legal-hero h1{ font-size:clamp(28px,4vw,40px); }
.legal-hero p{ margin-top:12px; color:var(--gray-600); font-size:15px; }
.legal-content{ max-width:760px; margin:0 auto; padding:56px 0 96px; }
.legal-content h2{ font-size:22px; margin-top:44px; margin-bottom:14px; }
.legal-content h2:first-child{ margin-top:0; }
.legal-content p{ color:var(--gray-700); font-size:15.5px; line-height:1.7; margin-bottom:16px; }
.legal-content ul{ margin:0 0 16px; padding-left:22px; list-style:disc; }
.legal-content li{ color:var(--gray-700); font-size:15.5px; line-height:1.7; margin-bottom:8px; }
.legal-content a{ color:var(--accent-dark); text-decoration:underline; }
.legal-content strong{ color:var(--ink); }
.back-link{ display:inline-flex; align-items:center; gap:8px; font-family:var(--font-ui); font-size:13.5px; font-weight:600; color:var(--gray-600); margin-top:20px; }
.back-link:hover{ color:var(--ink); }