/* ================================================================
   SOS COOL HOME, PÁGINA DE VENDAS · DESIGN SYSTEM "THERMAL"
   Mesma linguagem da área de membros, com hero mais agressivo.
   Sentimento visual: calor opressivo (ember) → alívio (glacier).
   ================================================================ */

/* ── Tokens (espelho de styles.css) ── */
:root {
  --bg:        #07090D;
  --bg-1:      #0D1017;
  --bg-2:      #141926;
  --bg-3:      #1C2334;
  --line:      rgba(148,163,190,.13);
  --line-2:    rgba(148,163,190,.30);

  --txt-1:     #F3F5F9;
  --txt-2:     #A8B0C2;
  --txt-3:     #6D7689;

  --ember:     #FF7A3D;
  --ember-2:   #E8542F;
  --glacier:   #5ED1F2;
  --glacier-2: #3AA9CE;

  --grad-thermal: linear-gradient(90deg, #E8542F 0%, #FF9E5E 42%, #5ED1F2 100%);
  --grad-thermal-soft: linear-gradient(90deg, rgba(232,84,47,.22), rgba(94,209,242,.22));

  --font-display: 'Fraunces', Georgia, serif;
  --font-body:    'Inter', system-ui, sans-serif;
  --font-mono:    'JetBrains Mono', ui-monospace, monospace;

  --r-sm: 8px;  --r-md: 14px;  --r-lg: 22px;  --r-xl: 30px;

  --shadow-1: 0 4px 20px rgba(0,0,0,.35);
  --shadow-2: 0 16px 50px rgba(0,0,0,.55);
  --glow-glacier: 0 0 24px rgba(94,209,242,.18);
  --glow-ember:   0 0 24px rgba(255,122,61,.22);

  --pad-x: clamp(20px, 5vw, 72px);
  --ease: cubic-bezier(.22,.9,.28,1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: hidden; }

body {
  background: var(--bg);
  color: var(--txt-1);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; background: none; border: none; color: inherit; }
a { color: inherit; text-decoration: none; cursor: pointer; }
.mono { font-family: var(--font-mono); }

::selection { background: rgba(94,209,242,.28); }
:focus-visible { outline: 2px solid var(--glacier); outline-offset: 2px; border-radius: 4px; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--bg-3); border-radius: 6px; border: 2px solid var(--bg); }

/* ── Reveal on scroll ── */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ═══════════════════════════════════════════════
   HEADER
═══════════════════════════════════════════════ */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  transition: background .35s var(--ease), border-color .35s, backdrop-filter .35s;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(7,9,13,.86);
  backdrop-filter: blur(18px) saturate(1.3);
  -webkit-backdrop-filter: blur(18px) saturate(1.3);
  border-bottom-color: var(--line);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px; padding: 14px var(--pad-x);
}
.brand { display: flex; align-items: baseline; gap: 9px; flex-shrink: 0; }
.brand-mark {
  font-family: var(--font-display); font-weight: 900; font-style: italic;
  font-size: 1.35rem; line-height: 1;
  background: var(--grad-thermal);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.brand-name {
  font-family: var(--font-mono); font-size: .72rem; font-weight: 500;
  letter-spacing: .22em; color: var(--txt-2);
}
.main-nav { display: flex; gap: 4px; }
.nav-item {
  font-size: .86rem; font-weight: 500; color: var(--txt-2);
  padding: 8px 13px; border-radius: var(--r-sm);
  transition: color .2s, background .2s;
}
.nav-item:hover { color: var(--txt-1); background: rgba(255,255,255,.05); }
.header-right { display: flex; align-items: center; gap: 12px; }

/* seletor de idioma (mesmo padrão da área de membros) */
.lang-wrap { position: relative; }
.lang-trigger {
  display: flex; align-items: center; gap: 8px;
  padding: 9px 11px; border-radius: var(--r-sm);
  color: var(--txt-2); font-size: .84rem; font-weight: 500;
  border: 1px solid var(--line);
  transition: color .2s, border-color .2s;
}
.lang-trigger:hover { color: var(--txt-1); border-color: var(--line-2); }
.lang-flag { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .08em; }
.lang-menu {
  position: absolute; top: calc(100% + 8px); right: 0; min-width: 190px;
  background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--r-md);
  box-shadow: var(--shadow-2); padding: 8px;
  opacity: 0; pointer-events: none; transform: translateY(-6px);
  transition: opacity .2s, transform .2s;
}
.lang-menu.open { opacity: 1; pointer-events: auto; transform: none; }
.lang-menu-title {
  font-family: var(--font-mono); font-size: .66rem; letter-spacing: .18em;
  text-transform: uppercase; color: var(--txt-3); padding: 6px 10px;
}
.lang-opt {
  display: flex; align-items: center; gap: 10px; width: 100%;
  padding: 9px 10px; border-radius: var(--r-sm);
  color: var(--txt-2); font-size: .86rem; text-align: left;
  transition: background .15s, color .15s;
}
.lang-opt:hover { background: rgba(255,255,255,.05); color: var(--txt-1); }
.lang-opt.active { color: var(--glacier); }
.lang-opt .tick { margin-left: auto; opacity: 0; }
.lang-opt.active .tick { opacity: 1; }

/* ── Botões ── */
.btn-primary {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  background: linear-gradient(135deg, var(--glacier) 0%, var(--glacier-2) 100%);
  color: #04222E; font-weight: 700; font-size: .95rem;
  padding: 13px 26px; border-radius: var(--r-md);
  box-shadow: 0 8px 28px rgba(94,209,242,.28);
  transition: transform .2s var(--ease), box-shadow .2s;
  white-space: nowrap;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 36px rgba(94,209,242,.4); }
.btn-primary.big { font-size: 1.08rem; padding: 17px 34px; border-radius: var(--r-lg); }
.btn-primary.small { font-size: .84rem; padding: 10px 18px; }
.btn-ghost {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--txt-2); font-weight: 500; font-size: .95rem;
  padding: 13px 22px; border-radius: var(--r-md);
  border: 1px solid var(--line-2);
  transition: color .2s, border-color .2s, transform .2s;
}
.btn-ghost:hover { color: var(--txt-1); border-color: var(--glacier); transform: translateY(-2px); }

/* ═══════════════════════════════════════════════
   HERO
═══════════════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  padding: 130px var(--pad-x) 70px;
  overflow: hidden;
}
/* glow de calor subindo do rodapé + frio no topo */
.hero::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(60% 45% at 50% 108%, rgba(232,84,47,.34), transparent 65%),
    radial-gradient(45% 35% at 85% 8%, rgba(94,209,242,.14), transparent 70%),
    radial-gradient(30% 25% at 12% 20%, rgba(255,122,61,.10), transparent 70%);
}
.hero-inner {
  position: relative; max-width: 1200px; margin: 0 auto; width: 100%;
  display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center;
}
.eyebrow-mono {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: .74rem; font-weight: 500;
  letter-spacing: .2em; text-transform: uppercase; color: var(--ember);
  margin-bottom: 22px;
}
.eyebrow-mono::before {
  content: ''; width: 9px; height: 9px; border-radius: 50%;
  background: var(--ember-2); box-shadow: var(--glow-ember);
  animation: pulse-dot 1.8s infinite;
}
@keyframes pulse-dot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.35); opacity: .6; }
}
.hero-title {
  font-family: var(--font-display); font-weight: 900;
  font-size: clamp(2.1rem, 4.2vw, 3.4rem);
  line-height: 1.08; letter-spacing: -.01em;
  margin-bottom: 22px;
}
/* cada frase em sua linha; se não couber, quebra equilibrada, nunca no meio feio */
.hero-title > span { display: block; text-wrap: balance; }
.hero-title .cool {
  background: linear-gradient(90deg, var(--glacier), var(--glacier-2));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.hero-sub {
  font-size: clamp(1rem, 1.6vw, 1.18rem); color: var(--txt-2);
  max-width: 560px; margin-bottom: 34px; line-height: 1.65;
}
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 30px; }
.hero-trust { display: flex; gap: 22px; flex-wrap: wrap; }
.trust-item {
  display: flex; align-items: center; gap: 8px;
  color: var(--txt-2); font-size: .84rem;
}
.trust-item svg { color: var(--glacier); flex-shrink: 0; }

/* visual do hero: termômetro emocional + capa */
.hero-visual { position: relative; display: flex; flex-direction: column; align-items: center; gap: 22px; }
.temp-swap {
  display: flex; align-items: center; gap: 18px;
  background: rgba(13,16,23,.72); border: 1px solid var(--line);
  border-radius: var(--r-xl); padding: 22px 28px;
  backdrop-filter: blur(10px); box-shadow: var(--shadow-2);
}
.temp-block { text-align: center; }
.temp-num {
  font-family: var(--font-mono); font-weight: 700;
  font-size: clamp(2rem, 3.4vw, 2.9rem); line-height: 1;
}
.temp-num.hot {
  background: linear-gradient(180deg, #FFB03D 0%, #FF5A2E 45%, #E0251B 100%);
  background-size: 100% 200%;
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  animation: flame-flicker 1.6s ease-in-out infinite;
}
/* efeito fogo: glow tremeluzente + chama subindo no gradiente */
@keyframes flame-flicker {
  0%, 100% {
    background-position: 0% 0%;
    filter: drop-shadow(0 0 10px rgba(255,80,30,.55)) drop-shadow(0 0 28px rgba(230,40,20,.30));
  }
  30% {
    background-position: 0% 35%;
    filter: drop-shadow(0 0 16px rgba(255,100,40,.8)) drop-shadow(0 0 40px rgba(230,40,20,.45));
  }
  55% {
    background-position: 0% 15%;
    filter: drop-shadow(0 0 12px rgba(255,70,25,.6)) drop-shadow(0 0 30px rgba(230,40,20,.35));
  }
  80% {
    background-position: 0% 40%;
    filter: drop-shadow(0 0 18px rgba(255,110,45,.85)) drop-shadow(0 0 44px rgba(230,40,20,.5));
  }
}
.temp-num.cold { color: var(--glacier); text-shadow: 0 0 30px rgba(94,209,242,.45); }
.temp-cap {
  font-size: .72rem; color: var(--txt-3); max-width: 130px;
  margin-top: 8px; line-height: 1.4;
}
.temp-arrow {
  font-family: var(--font-mono); font-size: 1.6rem; color: var(--txt-3);
}
.hero-cover {
  width: min(300px, 68%); border-radius: var(--r-md);
  border: 1px solid var(--line-2);
  box-shadow: 0 30px 80px rgba(0,0,0,.6), var(--glow-glacier);
  transform: rotate(2.5deg);
  transition: transform .4s var(--ease);
}
.hero-cover:hover { transform: rotate(0deg) scale(1.02); }

/* faixa de fatos no rodapé do hero */
.hero-facts {
  position: relative; max-width: 1200px; margin: 60px auto 0; width: 100%;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
}
.fact-chip {
  background: var(--bg-1); border: 1px solid var(--line);
  border-radius: var(--r-md); padding: 18px 20px;
}
.fact-num {
  font-family: var(--font-mono); font-weight: 700;
  font-size: 1.7rem; color: var(--ember); margin-bottom: 6px;
}
.fact-chip:nth-child(2) .fact-num { color: var(--ember-2); }
.fact-chip:nth-child(3) .fact-num { color: var(--glacier); }
.fact-label { font-size: .82rem; color: var(--txt-2); line-height: 1.5; }

/* ═══════════════════════════════════════════════
   SEÇÕES GERAIS
═══════════════════════════════════════════════ */
.section { padding: 96px var(--pad-x); position: relative; }
.section.alt { background: var(--bg-1); border-block: 1px solid var(--line); }
.section-inner { max-width: 1100px; margin: 0 auto; }
.section-kicker {
  font-family: var(--font-mono); font-size: .72rem; letter-spacing: .2em;
  text-transform: uppercase; color: var(--glacier); margin-bottom: 14px;
}
.section-title {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(1.8rem, 3.6vw, 2.7rem); line-height: 1.12;
  margin-bottom: 16px; letter-spacing: -.01em;
}
.section-sub { font-size: 1.05rem; color: var(--txt-2); max-width: 640px; margin-bottom: 44px; line-height: 1.65; }

/* ── Fatos (bloco de prova) ── */
.facts-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.fact-card {
  background: var(--bg-2); border: 1px solid var(--line);
  border-radius: var(--r-lg); padding: 30px 26px;
  transition: border-color .25s, transform .25s var(--ease);
}
.fact-card:hover { border-color: var(--line-2); transform: translateY(-4px); }
.fact-big {
  font-family: var(--font-mono); font-weight: 700;
  font-size: clamp(2.2rem, 4vw, 3.1rem);
  background: var(--grad-thermal);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  margin-bottom: 12px; line-height: 1;
}
.fact-text { font-size: .92rem; color: var(--txt-2); line-height: 1.6; }

/* ── Dor ── */
.pain-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.pain-card {
  background: var(--bg-2); border: 1px solid var(--line);
  border-left: 3px solid var(--ember-2);
  border-radius: var(--r-md); padding: 24px 26px;
}
.pain-card h3 { font-family: var(--font-display); font-size: 1.15rem; font-weight: 700; margin-bottom: 8px; }
.pain-card p { font-size: .92rem; color: var(--txt-2); line-height: 1.6; }

/* ── Consequência ── */
.cons-list { display: flex; flex-direction: column; gap: 14px; margin-bottom: 28px; }
.cons-item {
  display: flex; gap: 16px; align-items: flex-start;
  background: var(--bg-2); border: 1px solid var(--line);
  border-radius: var(--r-md); padding: 20px 24px;
}
.cons-item .dot {
  flex-shrink: 0; width: 10px; height: 10px; border-radius: 50%;
  background: var(--ember-2); box-shadow: var(--glow-ember); margin-top: 7px;
}
.cons-item p { font-size: .98rem; color: var(--txt-1); line-height: 1.6; }
.cons-note {
  font-size: .8rem; color: var(--txt-3); font-style: italic;
  border-top: 1px dashed var(--line-2); padding-top: 18px;
}

/* ── Solução / mecanismo ── */
.sol-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-bottom: 34px; }
.sol-card {
  background: var(--bg-2); border: 1px solid var(--line);
  border-radius: var(--r-lg); padding: 28px 26px;
  transition: border-color .25s, transform .25s var(--ease);
}
.sol-card:hover { border-color: var(--glacier-2); transform: translateY(-4px); }
.sol-num {
  font-family: var(--font-mono); font-size: .78rem; letter-spacing: .16em;
  color: var(--glacier); margin-bottom: 14px;
}
.sol-card h3 { font-family: var(--font-display); font-size: 1.2rem; font-weight: 700; margin-bottom: 10px; }
.sol-card p { font-size: .9rem; color: var(--txt-2); line-height: 1.65; }
.sol-product {
  background: var(--grad-thermal-soft); border: 1px solid var(--line-2);
  border-radius: var(--r-lg); padding: 26px 30px;
  font-size: 1.05rem; line-height: 1.65; color: var(--txt-1);
}

/* ── Dentro do guia ── */
.mods-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-bottom: 44px; }
.mod-card {
  display: flex; gap: 18px; align-items: flex-start;
  background: var(--bg-2); border: 1px solid var(--line);
  border-radius: var(--r-md); padding: 22px 24px;
  transition: border-color .25s;
}
.mod-card:hover { border-color: var(--line-2); }
.mod-idx {
  font-family: var(--font-mono); font-weight: 700; font-size: 1rem;
  color: var(--ember); flex-shrink: 0; margin-top: 2px;
}
.mod-card h3 { font-size: 1rem; font-weight: 600; margin-bottom: 6px; }
.mod-card p { font-size: .86rem; color: var(--txt-2); line-height: 1.55; }
.demo-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.demo-page {
  border-radius: var(--r-md); border: 1px solid var(--line-2);
  box-shadow: var(--shadow-2); overflow: hidden;
  transition: transform .3s var(--ease);
}
.demo-page:hover { transform: translateY(-6px) scale(1.02); }
.demo-page img { width: 100%; }
.demo-caption {
  grid-column: 1 / -1; text-align: center;
  font-family: var(--font-mono); font-size: .72rem; letter-spacing: .16em;
  text-transform: uppercase; color: var(--txt-3); margin-top: 6px;
}

/* ── Como funciona ── */
.how-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.how-card {
  position: relative; background: var(--bg-2); border: 1px solid var(--line);
  border-radius: var(--r-lg); padding: 30px 26px;
}
.how-step {
  font-family: var(--font-mono); font-weight: 700; font-size: 2.4rem;
  color: transparent; -webkit-text-stroke: 1.5px var(--glacier-2);
  margin-bottom: 16px; line-height: 1;
}
.how-card h3 { font-family: var(--font-display); font-size: 1.2rem; font-weight: 700; margin-bottom: 10px; }
.how-card p { font-size: .9rem; color: var(--txt-2); line-height: 1.65; }

/* ── Oferta ── */
.offer-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.anchor-table { display: flex; flex-direction: column; gap: 10px; }
.anchor-row {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  background: var(--bg-2); border: 1px solid var(--line);
  border-radius: var(--r-md); padding: 16px 20px;
}
.anchor-row .a-name { font-weight: 600; font-size: .95rem; }
.anchor-row .a-note { display: block; font-size: .78rem; color: var(--txt-3); font-weight: 400; margin-top: 3px; }
.anchor-row .a-price { font-family: var(--font-mono); font-weight: 700; font-size: 1.05rem; color: var(--txt-2); white-space: nowrap; }
.anchor-row.hero-row {
  border: 1px solid var(--glacier-2);
  background: linear-gradient(135deg, rgba(94,209,242,.10), rgba(94,209,242,.03));
  box-shadow: var(--glow-glacier); padding: 20px 22px;
}
.anchor-row.hero-row .a-name { color: var(--glacier); font-weight: 700; }
.anchor-row.hero-row .a-price { color: var(--glacier); font-size: 1.35rem; }
.offer-box {
  background: var(--bg-2); border: 1px solid var(--line-2);
  border-radius: var(--r-xl); padding: 34px 32px;
  box-shadow: var(--shadow-2);
}
.offer-box-title {
  font-family: var(--font-mono); font-size: .74rem; letter-spacing: .18em;
  text-transform: uppercase; color: var(--glacier); margin-bottom: 18px;
}
.inc-list { list-style: none; display: flex; flex-direction: column; gap: 12px; margin-bottom: 28px; }
.inc-list li {
  display: flex; gap: 12px; align-items: flex-start;
  font-size: .94rem; color: var(--txt-1); line-height: 1.5;
}
.inc-list li svg { color: var(--glacier); flex-shrink: 0; margin-top: 3px; }
.offer-box .btn-primary { width: 100%; }
.offer-note { text-align: center; font-size: .8rem; color: var(--txt-3); margin-top: 14px; line-height: 1.5; }

/* ── Garantia / urgência ── */
.wide-card {
  max-width: 780px; margin: 0 auto; text-align: center;
  background: var(--bg-2); border: 1px solid var(--line);
  border-radius: var(--r-xl); padding: 48px 40px;
}
.wide-card.guarantee { border-color: var(--glacier-2); box-shadow: var(--glow-glacier); }
.wide-card.urgency { border-color: rgba(232,84,47,.4); box-shadow: var(--glow-ember); }
.wide-icon { display: flex; justify-content: center; margin-bottom: 20px; color: var(--glacier); }
.wide-card.urgency .wide-icon { color: var(--ember); }
.wide-card h2 {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(1.5rem, 3vw, 2.1rem); margin-bottom: 16px;
}
.wide-card p { font-size: 1.02rem; color: var(--txt-2); line-height: 1.7; max-width: 600px; margin: 0 auto; }

/* ── FAQ ── */
.faq-list { max-width: 780px; margin: 0 auto; display: flex; flex-direction: column; gap: 10px; }
.faq-item {
  background: var(--bg-2); border: 1px solid var(--line);
  border-radius: var(--r-md); overflow: hidden;
  transition: border-color .25s;
}
.faq-item.open { border-color: var(--line-2); }
.faq-q {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  width: 100%; text-align: left; padding: 18px 22px;
  font-size: .98rem; font-weight: 600; color: var(--txt-1);
}
.faq-q .chev { color: var(--txt-3); transition: transform .3s var(--ease); flex-shrink: 0; }
.faq-item.open .chev { transform: rotate(180deg); color: var(--glacier); }
.faq-a {
  max-height: 0; overflow: hidden;
  transition: max-height .35s var(--ease);
}
.faq-item.open .faq-a { max-height: 300px; }
.faq-a p {
  padding: 0 22px 20px; font-size: .92rem; color: var(--txt-2); line-height: 1.65;
}

/* ── CTA final ── */
.final-cta { text-align: center; }
.final-cta .section-title { font-size: clamp(2rem, 4.5vw, 3.2rem); }
.final-cta .section-sub { margin-inline: auto; margin-bottom: 36px; }

/* ── Rodapé ── */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 44px var(--pad-x) 120px;
}
.footer-inner {
  max-width: 1100px; margin: 0 auto;
  display: flex; flex-direction: column; gap: 18px; align-items: center; text-align: center;
}
.footer-links { display: flex; gap: 22px; flex-wrap: wrap; justify-content: center; }
.footer-links a { font-size: .84rem; color: var(--txt-2); transition: color .2s; }
.footer-links a:hover { color: var(--glacier); }
.footer-note { font-size: .76rem; color: var(--txt-3); }
.footer-copy { font-family: var(--font-mono); font-size: .72rem; color: var(--txt-3); letter-spacing: .06em; }

/* ── CTA fixo mobile ── */
.sticky-cta {
  position: fixed; inset: auto 0 0 0; z-index: 90;
  padding: 12px var(--pad-x) calc(12px + env(safe-area-inset-bottom));
  background: rgba(7,9,13,.92); border-top: 1px solid var(--line);
  backdrop-filter: blur(14px);
  transform: translateY(110%); transition: transform .35s var(--ease);
  display: none;
}
.sticky-cta.show { transform: none; }
.sticky-cta .btn-primary { width: 100%; }

/* ═══════════════════════════════════════════════
   RESPONSIVO
═══════════════════════════════════════════════ */
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; text-align: center; }
  .eyebrow-mono { justify-content: center; }
  .hero-sub { margin-inline: auto; }
  .hero-ctas, .hero-trust { justify-content: center; }
  .hero-visual { order: -1; }
  .hero-cover { width: min(220px, 60%); }
  .facts-grid, .sol-grid, .how-grid { grid-template-columns: 1fr; }
  .offer-grid { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .main-nav { display: none; }
  .header-cta { display: none; }
  .section { padding: 72px var(--pad-x); }
  .pain-grid, .mods-grid { grid-template-columns: 1fr; }
  .hero-facts { grid-template-columns: 1fr; }
  .demo-strip { grid-template-columns: 1fr 1fr; }
  .demo-page:nth-child(3) { display: none; }
  .sticky-cta { display: block; }
}

@media (max-width: 560px) {
  .temp-swap { padding: 18px 18px; gap: 12px; }
  .temp-cap { max-width: 100px; }
  .demo-strip { grid-template-columns: 1fr; }
  .demo-page:nth-child(2) { display: none; }
  .demo-page:nth-child(3) { display: none; }
  .wide-card { padding: 36px 24px; }
}