/* =============================================================
   SMART3DX — Landing Page de Geração de Leads (Ebook CAD 3D)
   Direção visual: SaaS B2B industrial / blueprint de engenharia
   Tipografia: Space Grotesk (display) · Inter (texto) · Space Mono (técnico)
   Paleta:  #00112e ink · #002783 navy · #058BDA blue · #10B8FC cyan
            #49DAFD cyan-bright · #ff4242 red (detalhe) · #f5f8ff paper
   ============================================================= */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* cores */
  --ink:        #00112e;
  --ink-2:      #001a44;
  --navy:       #002783;
  --navy-line:  #0a2c66;
  --blue:       #058BDA;
  --cyan:       #10B8FC;
  --cyan-bright:#49DAFD;
  --white:      #ffffff;
  --paper:      #f5f8ff;
  --paper-2:    #eaf1fb;
  --red:        #ff4242;
  --red-deep:   #d62828;

  --t1: #0c1a30;   /* texto forte sobre claro */
  --t2: #43546e;   /* texto corpo */
  --t3: #6b7c95;   /* texto auxiliar */
  --on-dark:   #ffffff;
  --on-dark-2: #9fb4d4;
  --on-dark-3: #6f86ad;

  --line:      #dbe6f7;
  --line-dark: #163566;

  /* tipografia */
  --f-display: 'Space Grotesk', 'Inter', sans-serif;
  --f-body:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --f-mono:    'Space Mono', 'SFMono-Regular', Menlo, monospace;

  /* forma */
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 22px;
  --r-pill: 999px;

  --maxw: 1180px;
  --pad: clamp(20px, 5vw, 40px);
  --section-y: clamp(72px, 9vw, 124px);

  --shadow-sm: 0 2px 10px rgba(0,23,61,.08);
  --shadow-md: 0 14px 40px rgba(0,23,61,.14);
  --shadow-lg: 0 36px 90px rgba(0,17,46,.30);
  --shadow-cyan: 0 18px 50px rgba(16,184,252,.35);

  --ease: cubic-bezier(.4,0,.2,1);
}

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--f-body);
  color: var(--t1);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img, svg { max-width: 100%; display: block; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
::selection { background: var(--cyan); color: var(--ink); }

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

/* ---- TIPOGRAFIA BASE ---- */
h1, h2, h3, h4 { font-family: var(--f-display); line-height: 1.08; font-weight: 700; letter-spacing: -.02em; color: var(--t1); }
h1 { font-size: clamp(2.2rem, 5.2vw, 4rem); font-weight: 700; }
h2 { font-size: clamp(1.8rem, 3.6vw, 2.9rem); }
h3 { font-size: 1.18rem; letter-spacing: -.01em; }
p  { color: var(--t2); }

/* eyebrow técnico (motivo blueprint) */
.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--f-mono); font-size: .74rem; font-weight: 700;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--blue);
}
.eyebrow::before {
  content: ""; width: 26px; height: 2px; background: var(--red); display: inline-block;
}
.eyebrow.on-dark { color: var(--cyan-bright); }

/* ---- BOTÕES ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 15px 26px; border-radius: var(--r-sm);
  font-family: var(--f-display); font-weight: 600; font-size: .98rem;
  letter-spacing: -.01em; transition: transform .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease), color .2s var(--ease);
  border: 1.5px solid transparent; white-space: nowrap; line-height: 1;
}
.btn i { font-size: 1.05em; }
.btn-primary { background: var(--cyan); color: var(--ink); box-shadow: 0 8px 24px rgba(16,184,252,.30); }
.btn-primary:hover { background: var(--cyan-bright); transform: translateY(-2px); box-shadow: var(--shadow-cyan); }
.btn-ghost { background: transparent; color: var(--on-dark); border-color: rgba(255,255,255,.28); }
.btn-ghost:hover { border-color: var(--cyan); color: var(--cyan-bright); transform: translateY(-2px); }
.btn-light { background: var(--white); color: var(--navy); border-color: var(--white); }
.btn-light:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-lg { padding: 18px 34px; font-size: 1.06rem; }
.btn-sm { padding: 11px 20px; font-size: .9rem; }
.btn-block { width: 100%; }

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  background: rgba(0,17,46,.55); backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255,255,255,.06);
  transition: background .3s var(--ease), box-shadow .3s var(--ease);
}
.site-header.scrolled { background: rgba(0,17,46,.94); box-shadow: 0 8px 30px rgba(0,8,26,.45); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 70px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand .mark {
  font-family: var(--f-display); font-weight: 700; font-size: 1.25rem; color: var(--white); letter-spacing: -.03em;
}
.brand .mark b { color: var(--cyan); font-weight: 700; }
.brand .sw-chip {
  font-family: var(--f-mono); font-size: .6rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--on-dark-2); border: 1px solid var(--line-dark); border-radius: var(--r-pill);
  padding: 4px 10px;
}
.nav { display: flex; align-items: center; gap: 30px; }
.nav a { color: var(--on-dark-2); font-size: .92rem; font-weight: 500; transition: color .2s var(--ease); }
.nav a:hover, .nav a.active-nav { color: var(--cyan-bright); }
.nav .btn { color: var(--ink); }
.nav .btn:hover { color: var(--ink); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; width: 30px; height: 30px; justify-content: center; }
.nav-toggle span { width: 24px; height: 2px; background: var(--white); border-radius: 2px; transition: .3s var(--ease); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative; background: var(--ink); color: var(--on-dark);
  padding: clamp(120px, 16vw, 170px) 0 clamp(70px, 9vw, 110px);
  overflow: hidden;
}
.hero-grid-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--navy-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--navy-line) 1px, transparent 1px);
  background-size: 46px 46px; opacity: .35;
  mask-image: radial-gradient(ellipse 90% 70% at 30% 30%, #000 30%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 30% 30%, #000 30%, transparent 78%);
}
.hero-glow {
  position: absolute; width: 60vw; height: 60vw; max-width: 760px; max-height: 760px;
  right: -12%; top: -18%; border-radius: 50%;
  background: radial-gradient(circle, rgba(8,139,218,.42), transparent 62%);
  filter: blur(8px); pointer-events: none;
}
.hero-inner {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1.08fr .92fr; gap: clamp(32px, 5vw, 70px); align-items: center;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 9px;
  background: rgba(16,184,252,.10); border: 1px solid rgba(16,184,252,.30);
  color: var(--cyan-bright); border-radius: var(--r-pill);
  padding: 8px 16px; font-size: .82rem; font-weight: 600; margin-bottom: 26px;
}
.hero-badge i { font-size: .9em; }
.hero h1 { color: var(--white); margin-bottom: 22px; }
.hero h1 .accent { color: var(--cyan); }
.hero h1 .underline {
  position: relative; white-space: nowrap;
}
.hero h1 .underline::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 4px; height: 10px;
  background: var(--red); opacity: .85; z-index: -1; border-radius: 2px;
}
.hero-sub { font-size: clamp(1.02rem, 1.5vw, 1.2rem); color: var(--on-dark-2); max-width: 46ch; margin-bottom: 28px; }
.hero-bullets { display: grid; gap: 12px; margin-bottom: 34px; }
.hero-bullets li { display: flex; align-items: flex-start; gap: 12px; font-size: 1rem; color: #d6e2f6; }
.hero-bullets i { color: var(--cyan); margin-top: 3px; font-size: .95rem; flex-shrink: 0; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; margin-bottom: 22px; }
.hero-meta {
  font-family: var(--f-mono); font-size: .78rem; color: var(--on-dark-3);
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
}
.hero-meta span { display: inline-flex; align-items: center; gap: 7px; }
.hero-meta i { color: var(--cyan); }

/* ---- MOCKUP 3D DO EBOOK ---- */
.hero-visual { position: relative; display: flex; justify-content: center; align-items: center; min-height: 420px; perspective: 1600px; }
.book-stage { position: relative; transform-style: preserve-3d; animation: bookFloat 6s ease-in-out infinite; }
@keyframes bookFloat { 0%,100% { transform: translateY(0) rotateY(-26deg) rotateX(6deg); } 50% { transform: translateY(-16px) rotateY(-22deg) rotateX(6deg); } }

.book {
  position: relative; width: 280px; height: 392px;
  transform-style: preserve-3d;
}
.book-cover {
  position: absolute; inset: 0; border-radius: 4px 7px 7px 4px;
  background:
    radial-gradient(120% 80% at 80% 0%, rgba(73,218,253,.35), transparent 55%),
    linear-gradient(155deg, var(--navy) 0%, var(--ink) 78%);
  box-shadow: var(--shadow-lg);
  overflow: hidden; transform: translateZ(18px);
  border: 1px solid rgba(73,218,253,.18);
}
.book-cover::before {  /* blueprint grid */
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(73,218,253,.10) 1px, transparent 1px),
    linear-gradient(90deg, rgba(73,218,253,.10) 1px, transparent 1px);
  background-size: 24px 24px; opacity: .6;
}
.book-cover::after { /* lombada highlight */
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 14px;
  background: linear-gradient(90deg, rgba(0,0,0,.45), transparent);
}
.bc-pad { position: relative; z-index: 2; padding: 26px 24px; height: 100%; display: flex; flex-direction: column; }
.bc-logo { font-family: var(--f-display); font-weight: 700; color: var(--white); font-size: 1.05rem; letter-spacing: -.02em; }
.bc-logo b { color: var(--cyan); }
.bc-kicker { font-family: var(--f-mono); font-size: .58rem; letter-spacing: .16em; color: var(--cyan-bright); text-transform: uppercase; margin-top: 4px; }
.bc-num { font-family: var(--f-display); font-weight: 700; font-size: 4.6rem; color: var(--white); line-height: .9; margin-top: auto; }
.bc-num span { color: var(--cyan); }
.bc-rule { width: 42px; height: 3px; background: var(--red); margin: 14px 0; }
.bc-title { font-family: var(--f-display); font-weight: 600; color: var(--white); font-size: 1.18rem; line-height: 1.15; }
.bc-foot { font-family: var(--f-mono); font-size: .56rem; letter-spacing: .12em; color: var(--on-dark-3); text-transform: uppercase; margin-top: 16px; }
.book-pages { /* borda de páginas */
  position: absolute; right: -1px; top: 6px; bottom: 6px; width: 22px;
  transform: rotateY(90deg) translateZ(11px) translateX(11px);
  background: repeating-linear-gradient(90deg, #fff, #fff 1px, #dfe7f5 2px, #fff 3px);
  border-radius: 2px;
}
.book-back {
  position: absolute; inset: 0; border-radius: 4px 7px 7px 4px;
  background: var(--ink-2); transform: translateZ(-18px);
}

/* callouts técnicos (motivo spec-sheet) */
.callout { position: absolute; font-family: var(--f-mono); font-size: .62rem; letter-spacing: .04em; color: var(--cyan-bright); z-index: 5; display: flex; align-items: center; gap: 6px; }
.callout::before { content: ""; width: 24px; height: 1px; background: var(--cyan); }
.callout .dot { width: 6px; height: 6px; border: 1px solid var(--cyan); border-radius: 50%; background: rgba(16,184,252,.2); }
.callout.c-top { top: 8%; left: -8%; }
.callout.c-mid { top: 50%; right: -14%; flex-direction: row-reverse; }
.callout.c-mid::before { background: var(--red); }
.callout.c-bot { bottom: 10%; left: -4%; }
.free-tag {
  position: absolute; bottom: -6px; right: -8px; z-index: 6;
  background: var(--red); color: #fff; font-family: var(--f-display); font-weight: 700;
  font-size: .78rem; padding: 9px 16px; border-radius: var(--r-pill);
  box-shadow: 0 10px 26px rgba(214,40,40,.45); transform: rotate(-4deg);
}

/* ============================================================
   SEÇÕES GERAIS
   ============================================================ */
.section { padding: var(--section-y) 0; }
.section-light { background: var(--white); }
.section-paper { background: var(--paper); }
.section-dark  { background: var(--ink); color: var(--on-dark); position: relative; overflow: hidden; }
.section-dark h2 { color: var(--white); }

.head { max-width: 720px; margin: 0 auto clamp(40px, 6vw, 64px); text-align: center; }
.head .eyebrow { margin-bottom: 16px; justify-content: center; }
.head h2 { margin-bottom: 16px; }
.head p { font-size: 1.08rem; color: var(--t2); }
.section-dark .head p { color: var(--on-dark-2); }

/* ============================================================
   SEÇÃO 2 — DOR
   ============================================================ */
.pain { background: var(--paper); }
.pain-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.pain-card {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--r-md);
  padding: 30px 26px; transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
  position: relative; overflow: hidden;
}
.pain-card::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--red); transform: scaleY(0); transform-origin: top; transition: transform .3s var(--ease);
}
.pain-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: transparent; }
.pain-card:hover::before { transform: scaleY(1); }
.pain-ico {
  width: 50px; height: 50px; border-radius: var(--r-sm); display: grid; place-items: center;
  background: linear-gradient(150deg, rgba(255,66,66,.12), rgba(255,66,66,.04));
  color: var(--red-deep); font-size: 1.25rem; margin-bottom: 18px;
}
.pain-card h3 { margin-bottom: 8px; color: var(--t1); }
.pain-card p { font-size: .95rem; color: var(--t2); }
.pain-closer {
  margin-top: 40px; display: flex; align-items: center; gap: 18px; justify-content: center; text-align: center;
  background: var(--ink); color: var(--white); border-radius: var(--r-md); padding: 26px 32px;
  border-left: 4px solid var(--red);
}
.pain-closer i { color: var(--red); font-size: 1.6rem; flex-shrink: 0; }
.pain-closer p { color: #e7eefb; font-family: var(--f-display); font-weight: 500; font-size: clamp(1.02rem, 2vw, 1.3rem); margin: 0; }
.pain-closer strong { color: var(--cyan-bright); }

/* ============================================================
   SEÇÃO 3 — O QUE O EBOOK ENTREGA
   ============================================================ */
.learn { background: var(--white); }
.learn-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.learn-card {
  border: 1px solid var(--line); border-radius: var(--r-md); padding: 26px 24px;
  background: var(--white); transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
  position: relative;
}
.learn-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--cyan); }
.learn-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.learn-ico {
  width: 46px; height: 46px; border-radius: var(--r-sm); display: grid; place-items: center;
  background: linear-gradient(150deg, var(--navy), var(--blue)); color: #fff; font-size: 1.15rem;
}
.learn-no { font-family: var(--f-mono); font-weight: 700; font-size: .82rem; color: var(--cyan); letter-spacing: .06em; }
.learn-card h3 { font-size: 1.04rem; color: var(--t1); line-height: 1.25; }
.learn-foot {
  margin-top: 44px; text-align: center; font-family: var(--f-mono); font-size: .82rem; color: var(--t3);
  display: flex; align-items: center; justify-content: center; gap: 10px;
}
.learn-foot::before, .learn-foot::after { content: ""; height: 1px; width: 40px; background: var(--line); }

/* ============================================================
   SEÇÃO 4 — AUTORIDADE
   ============================================================ */
.authority { background: var(--ink); }
.auth-grid-bg {
  position: absolute; inset: 0;
  background-image: linear-gradient(var(--navy-line) 1px, transparent 1px), linear-gradient(90deg, var(--navy-line) 1px, transparent 1px);
  background-size: 50px 50px; opacity: .25;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000, transparent 75%);
}
.auth-inner { position: relative; z-index: 2; }
.auth-top { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(30px, 5vw, 64px); align-items: center; margin-bottom: 56px; }
.auth-copy .eyebrow { margin-bottom: 16px; }
.auth-copy h2 { color: #fff; margin-bottom: 18px; }
.auth-copy p { color: var(--on-dark-2); font-size: 1.08rem; }
.auth-pillars { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.pillar {
  background: rgba(255,255,255,.04); border: 1px solid var(--line-dark); border-radius: var(--r-md);
  padding: 22px; transition: border-color .25s var(--ease), background .25s var(--ease);
}
.pillar:hover { border-color: var(--cyan); background: rgba(16,184,252,.06); }
.pillar i { color: var(--cyan); font-size: 1.4rem; margin-bottom: 12px; display: block; }
.pillar h3 { color: #fff; font-size: 1rem; }
.pillar p { color: var(--on-dark-3); font-size: .88rem; margin-top: 6px; }

.clients { border-top: 1px solid var(--line-dark); padding-top: 40px; text-align: center; }
.clients-label { font-family: var(--f-mono); font-size: .74rem; letter-spacing: .16em; text-transform: uppercase; color: var(--on-dark-3); margin-bottom: 26px; }
.client-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: clamp(22px, 5vw, 54px); }
.client-logo {
  display: flex; align-items: center; gap: 9px; color: var(--on-dark-2); opacity: .72;
  font-family: var(--f-display); font-weight: 700; font-size: 1.1rem; letter-spacing: -.01em;
  transition: opacity .25s var(--ease), color .25s var(--ease);
}
.client-logo:hover { opacity: 1; color: #fff; }
.client-logo i { font-size: 1.3rem; color: var(--cyan); }
.client-logo b { font-weight: 400; color: var(--on-dark-3); }
.clients-note { margin-top: 26px; font-size: .74rem; color: var(--on-dark-3); }

/* ============================================================
   SEÇÃO 5 — FORMULÁRIO / CTA
   ============================================================ */
.lead { background: var(--paper); position: relative; }
.lead-inner {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 5vw, 60px); align-items: stretch;
  max-width: 1040px; margin: 0 auto;
}
.lead-copy { align-self: center; }
.lead-copy .eyebrow { margin-bottom: 16px; }
.lead-copy h2 { margin-bottom: 14px; }
.lead-copy > p { font-size: 1.08rem; color: var(--t2); margin-bottom: 28px; }
.lead-list { display: grid; gap: 14px; }
.lead-list li { display: flex; align-items: flex-start; gap: 12px; color: var(--t1); font-weight: 500; }
.lead-list i { color: var(--blue); margin-top: 4px; }
.lead-list span small { display: block; font-weight: 400; color: var(--t3); font-size: .86rem; }
.mini-book {
  margin-top: 30px; display: flex; align-items: center; gap: 16px; background: var(--white);
  border: 1px solid var(--line); border-radius: var(--r-md); padding: 16px 18px; max-width: 380px;
}
.mini-book .mb-cover {
  width: 52px; height: 70px; border-radius: 3px; flex-shrink: 0;
  background: linear-gradient(155deg, var(--navy), var(--ink)); position: relative; overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.mini-book .mb-cover::after { content: "9"; position: absolute; bottom: 6px; left: 8px; font-family: var(--f-display); font-weight: 700; color: var(--cyan); font-size: 1.4rem; }
.mini-book .mb-meta strong { display: block; font-family: var(--f-display); color: var(--t1); font-size: .94rem; }
.mini-book .mb-meta span { font-family: var(--f-mono); font-size: .72rem; color: var(--t3); }

/* card do formulário */
.form-card {
  background: var(--white); border-radius: var(--r-lg); padding: clamp(26px, 3.5vw, 40px);
  box-shadow: var(--shadow-md); border: 1px solid var(--line); position: relative;
}
.form-card .fc-head { margin-bottom: 22px; }
.form-card .fc-head h3 { font-size: 1.35rem; color: var(--t1); }
.form-card .fc-head p { font-size: .92rem; color: var(--t3); margin-top: 4px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: .84rem; font-weight: 600; color: var(--t1); margin-bottom: 7px; }
.field label .req { color: var(--red); }
.field input {
  width: 100%; padding: 14px 15px; border: 1.5px solid var(--line); border-radius: var(--r-sm);
  font-family: var(--f-body); font-size: .98rem; color: var(--t1); background: var(--paper);
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease);
}
.field input::placeholder { color: #aab7cc; }
.field input:focus { outline: none; border-color: var(--blue); background: #fff; box-shadow: 0 0 0 4px rgba(8,139,218,.12); }
.field input.error { border-color: var(--red); background: #fff6f6; }
.field-error { display: block; font-size: .78rem; color: var(--red-deep); margin-top: 5px; min-height: 0; opacity: 0; max-height: 0; transition: opacity .2s var(--ease); }
.field-error.show { opacity: 1; max-height: 40px; }
.consent { display: flex; align-items: flex-start; gap: 10px; margin: 6px 0 18px; }
.consent input { margin-top: 3px; width: 16px; height: 16px; accent-color: var(--blue); flex-shrink: 0; }
.consent label { font-size: .78rem; color: var(--t3); line-height: 1.45; }
.consent label a { color: var(--blue); text-decoration: underline; }
.submit-btn { position: relative; }
.secure-note { text-align: center; margin-top: 14px; font-size: .8rem; color: var(--t3); display: flex; align-items: center; justify-content: center; gap: 7px; }
.secure-note i { color: var(--blue); }

/* sucesso */
.form-success { text-align: center; padding: 14px 4px; }
.form-success .ok-ico { width: 64px; height: 64px; border-radius: 50%; background: linear-gradient(150deg, var(--blue), var(--cyan)); color: #fff; display: grid; place-items: center; font-size: 1.8rem; margin: 0 auto 16px; box-shadow: var(--shadow-cyan); }
.form-success h3 { font-size: 1.4rem; color: var(--t1); margin-bottom: 8px; }
.form-success p { font-size: .94rem; color: var(--t2); margin-bottom: 18px; }
.form-success .btn { margin: 4px auto; }
.dl-row { display: flex; flex-direction: column; gap: 10px; align-items: center; }
.wa-link { display: inline-flex; align-items: center; gap: 8px; color: #1aa055; font-weight: 600; font-size: .9rem; margin-top: 6px; }

/* ============================================================
   SEÇÃO 6 — FAQ
   ============================================================ */
.faq { background: var(--white); }
.faq-wrap { max-width: 780px; margin: 0 auto; }
.faq-item { border: 1px solid var(--line); border-radius: var(--r-md); margin-bottom: 12px; overflow: hidden; transition: border-color .25s var(--ease), box-shadow .25s var(--ease); background: var(--white); }
.faq-item.open { border-color: var(--cyan); box-shadow: var(--shadow-sm); }
.faq-q { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px 22px; text-align: left; font-family: var(--f-display); font-weight: 600; font-size: 1.02rem; color: var(--t1); }
.faq-q .qno { font-family: var(--f-mono); font-size: .8rem; color: var(--cyan); margin-right: 4px; }
.faq-q .chev { color: var(--blue); transition: transform .3s var(--ease); flex-shrink: 0; }
.faq-item.open .faq-q .chev { transform: rotate(180deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .35s var(--ease); }
.faq-item.open .faq-a { max-height: 240px; }
.faq-a p { padding: 0 22px 22px; color: var(--t2); font-size: .96rem; }

/* ============================================================
   CTA FINAL + RODAPÉ
   ============================================================ */
.final-cta { background: linear-gradient(150deg, var(--navy), var(--ink)); color: #fff; text-align: center; }
.final-cta h2 { color: #fff; max-width: 18ch; margin: 0 auto 16px; }
.final-cta p { color: var(--on-dark-2); max-width: 48ch; margin: 0 auto 28px; }

.footer { background: var(--ink); color: var(--on-dark-2); padding: 54px 0 0; border-top: 1px solid var(--line-dark); }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 36px; padding-bottom: 40px; }
.footer .mark { font-family: var(--f-display); font-weight: 700; font-size: 1.3rem; color: #fff; }
.footer .mark b { color: var(--cyan); }
.footer-brand p { margin-top: 12px; font-size: .9rem; color: var(--on-dark-3); max-width: 36ch; }
.footer-social { display: flex; gap: 12px; margin-top: 18px; }
.footer-social a { width: 38px; height: 38px; border-radius: var(--r-sm); border: 1px solid var(--line-dark); display: grid; place-items: center; color: var(--on-dark-2); transition: .2s var(--ease); }
.footer-social a:hover { background: var(--cyan); color: var(--ink); border-color: var(--cyan); }
.footer-col h4 { color: #fff; font-size: .82rem; font-family: var(--f-mono); letter-spacing: .12em; text-transform: uppercase; margin-bottom: 16px; }
.footer-col p, .footer-col a { font-size: .9rem; color: var(--on-dark-2); display: block; margin-bottom: 10px; transition: color .2s var(--ease); }
.footer-col a:hover { color: var(--cyan-bright); }
.footer-col i { color: var(--cyan); width: 18px; }
.footer-bottom { border-top: 1px solid var(--line-dark); padding: 20px 0; }
.footer-bottom p { font-size: .8rem; color: var(--on-dark-3); text-align: center; }

/* ---- FLUTUANTES ---- */
.wa-float { position: fixed; right: 20px; bottom: 20px; z-index: 90; width: 56px; height: 56px; border-radius: 50%; background: #25d366; color: #fff; display: grid; place-items: center; font-size: 1.6rem; box-shadow: 0 10px 30px rgba(37,211,102,.45); transition: transform .2s var(--ease); }
.wa-float:hover { transform: scale(1.08); }
.to-top { position: fixed; right: 22px; bottom: 86px; z-index: 89; width: 44px; height: 44px; border-radius: var(--r-sm); background: var(--navy); color: #fff; display: grid; place-items: center; opacity: 0; pointer-events: none; transform: translateY(10px); transition: .25s var(--ease); }
.to-top.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.to-top:hover { background: var(--cyan); color: var(--ink); }

/* ---- ANIMAÇÃO FADE ---- */
.fade-up { opacity: 0; transform: translateY(22px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.fade-up.visible { opacity: 1; transform: none; }

/* ============================================================
   RESPONSIVO
   ============================================================ */
@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { order: -1; min-height: 360px; margin-bottom: 8px; }
  .auth-top { grid-template-columns: 1fr; }
  .lead-inner { grid-template-columns: 1fr; }
  .lead-copy { order: 2; }
}
@media (max-width: 760px) {
  .nav {
    position: fixed; inset: 70px 0 auto 0; flex-direction: column; gap: 0;
    background: rgba(0,17,46,.98); padding: 10px 0 18px; border-bottom: 1px solid var(--line-dark);
    max-height: 0; overflow: hidden; transition: max-height .3s var(--ease); align-items: stretch;
  }
  .nav.open { max-height: 360px; }
  .nav a { padding: 14px var(--pad); border-bottom: 1px solid rgba(255,255,255,.05); }
  .nav .btn { margin: 12px var(--pad) 0; }
  .nav-toggle { display: flex; }
  .brand .sw-chip { display: none; }
  .pain-grid, .learn-grid { grid-template-columns: 1fr; }
  .auth-pillars { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 28px; }
  .pain-closer { flex-direction: column; text-align: center; }
  .hero-actions { width: 100%; }
  .hero-actions .btn { width: 100%; }
}
@media (min-width: 561px) and (max-width: 880px) {
  .pain-grid, .learn-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ---- ACESSIBILIDADE ---- */
:focus-visible { outline: 3px solid var(--cyan); outline-offset: 2px; border-radius: 4px; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .book-stage { animation: none; transform: rotateY(-24deg) rotateX(6deg); }
}