/* =====================================================================
   TO THE MARKETING — v4.0 "Cosmic Engineering"
   Estúdio de Soluções Digitais Estratégicas
   Mobile-first · fluido (clamp/grid/minmax) · sem framework
   Identidade: foguete "To The Moon" + gradiente Orion (azul→roxo→rosa)
   ===================================================================== */

/* ===== TOKENS ===== */
:root {
  /* Marca */
  --blue:   #4A90E2;
  --purple: #8B5CF6;
  --pink:   #EC4899;
  --grad:   linear-gradient(120deg, #4A90E2 0%, #8B5CF6 52%, #EC4899 100%);
  --grad-soft: linear-gradient(120deg, rgba(74,144,226,.14), rgba(139,92,246,.14), rgba(236,72,153,.14));

  /* Superfícies claras */
  --paper:   #F7F9FF;
  --paper-2: #FFFFFF;
  --paper-3: #EEF2FC;

  /* Superfícies escuras (cósmico) */
  --ink:   #0A0E1F;
  --ink-2: #0F152B;
  --ink-3: #161E3A;

  /* Texto */
  --text:       #161B2E;
  --muted:      #5A6478;
  --text-soft:  #8A93A6;
  --on-dark:    #EAF0FF;
  --on-dark-mut:#A6B0CC;

  /* Linhas / vidro */
  --line:       rgba(20,30,60,.10);
  --line-dark:  rgba(160,180,255,.14);
  --glass:      rgba(255,255,255,.06);

  /* Sombra */
  --shadow-sm: 0 2px 10px rgba(40,60,120,.08);
  --shadow-md: 0 12px 34px rgba(40,60,120,.12);
  --shadow-lg: 0 28px 64px rgba(20,30,80,.20);
  --shadow-glow: 0 18px 50px rgba(139,92,246,.35);

  /* Raio / fonte */
  --r-sm: 12px;
  --r:    18px;
  --r-lg: 26px;
  --r-pill: 999px;

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

  /* Container fluido */
  --shell: min(100% - 2rem, 1200px);
  --shell-narrow: min(100% - 2rem, 820px);

  --ease: cubic-bezier(.2,.7,.2,1);
}

/* ===== RESET ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
/* Root fluido: 1rem escala continuamente de 16px (≤360px) a 18px (≥1440px).
   Como quase todo o CSS usa rem, TODA a UI (fontes, paddings, gaps, cards)
   acompanha o tamanho da JANELA sem breakpoints rígidos. Mantém rem para
   preservar zoom/acessibilidade. */
html {
  font-size: clamp(1rem, 0.93rem + 0.31vw, 1.125rem);
  scroll-behavior: smooth; -webkit-text-size-adjust: 100%; scroll-padding-top: 84px;
}
body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--paper);
  line-height: 1.62;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg, video { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
ul, ol { list-style: none; }
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.1; letter-spacing: -.02em; overflow-wrap: break-word; }
p { overflow-wrap: break-word; }
:focus-visible { outline: 2px solid var(--purple); outline-offset: 3px; border-radius: 6px; }

/* ===== ATMOSFERA CÓSMICA ===== */
.cosmos { position: fixed; inset: 0; z-index: -2; overflow: hidden; pointer-events: none; }
.cosmos__nebula { position: absolute; border-radius: 50%; filter: blur(80px); opacity: .5; }
.cosmos__nebula--1 {
  width: 46vw; height: 46vw; top: -12vw; right: -10vw;
  background: radial-gradient(circle, rgba(139,92,246,.45), transparent 65%);
  animation: drift1 26s var(--ease) infinite alternate;
}
.cosmos__nebula--2 {
  width: 40vw; height: 40vw; bottom: -14vw; left: -10vw;
  background: radial-gradient(circle, rgba(74,144,226,.40), transparent 65%);
  animation: drift2 32s var(--ease) infinite alternate;
}
.cosmos__grid {
  position: absolute; inset: 0; opacity: .35;
  background-image:
    linear-gradient(rgba(20,30,60,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20,30,60,.05) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 75%);
}
@keyframes drift1 { to { transform: translate(-6%, 8%) scale(1.12); } }
@keyframes drift2 { to { transform: translate(8%, -6%) scale(1.15); } }

/* ===== LAYOUT ===== */
.shell { width: var(--shell); margin-inline: auto; }
.shell--narrow { width: var(--shell-narrow); }

.section { padding: clamp(3.5rem, 8vw, 7rem) 0; position: relative; }
.section--dark {
  background: var(--ink);
  color: var(--on-dark);
  position: relative; isolation: isolate;
}
.section--dark::before {
  content: ''; position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(60% 60% at 80% 0%, rgba(139,92,246,.22), transparent 60%),
    radial-gradient(50% 50% at 0% 100%, rgba(74,144,226,.18), transparent 60%);
}
.section--dark .section__sub,
.section--dark .section__title { color: var(--on-dark); }
.section--dark .section__sub { color: var(--on-dark-mut); }

.section__head { text-align: center; max-width: 720px; margin: 0 auto clamp(2rem, 5vw, 3.5rem); }
.section__title { font-size: clamp(1.8rem, 4.4vw, 3rem); color: var(--text); }
.section__sub { font-size: clamp(1rem, 2.2vw, 1.18rem); color: var(--muted); margin-top: 1rem; }
.section__sub--left { text-align: left; }

/* ===== EYEBROW / GRADIENTE ===== */
.eyebrow {
  display: inline-flex; align-items: center; gap: .55rem;
  font-family: var(--font-mono); font-size: .76rem; font-weight: 600;
  letter-spacing: .12em; text-transform: uppercase; color: var(--purple);
  padding: .45rem .85rem; border: 1px solid var(--line); border-radius: var(--r-pill);
  background: rgba(255,255,255,.6); backdrop-filter: blur(6px);
}
.section--dark .eyebrow { color: #C9B8FF; border-color: var(--line-dark); background: rgba(255,255,255,.04); }
.eyebrow--center { margin-inline: auto; }
.eyebrow__dot { width: 7px; height: 7px; border-radius: 50%; background: var(--grad); box-shadow: 0 0 10px var(--purple); }
.grad {
  background: var(--grad); -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}

/* ===== BOTÕES ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  font-weight: 600; font-size: .98rem; line-height: 1;
  padding: .95rem 1.5rem; border-radius: var(--r-pill);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s, color .25s;
  white-space: nowrap; position: relative; isolation: isolate;
}
.btn--solid { background: var(--grad); color: #fff; box-shadow: var(--shadow-glow); background-size: 160% 160%; }
.btn--solid:hover { transform: translateY(-2px); box-shadow: 0 22px 56px rgba(139,92,246,.45); background-position: 100% 0; }
.btn--ghost { border: 1.5px solid var(--line); color: var(--text); background: rgba(255,255,255,.5); }
.section--dark .btn--ghost { color: var(--on-dark); border-color: var(--line-dark); background: rgba(255,255,255,.04); }
.btn--ghost:hover { border-color: var(--purple); color: var(--purple); transform: translateY(-2px); }
.section--dark .btn--ghost:hover { color: #fff; border-color: var(--purple); background: rgba(139,92,246,.16); }
.btn--lg { padding: 1.1rem 1.8rem; font-size: 1.02rem; }
.btn--sm { padding: .6rem 1.05rem; font-size: .9rem; }
.btn--block { width: 100%; }

/* ===== HEADER / NAV ===== */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(247,249,255,.72); backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--line);
  transition: padding .3s var(--ease), box-shadow .3s var(--ease), background .3s;
}
.site-header.scrolled { box-shadow: var(--shadow-sm); background: rgba(247,249,255,.92); }
.nav { display: flex; align-items: center; justify-content: space-between; padding: .85rem 0; }
.brand { display: inline-flex; align-items: center; gap: .6rem; }
.brand__logo { width: 38px; height: 38px; filter: drop-shadow(0 4px 12px rgba(139,92,246,.35)); }
.brand__logo--invert { filter: drop-shadow(0 4px 12px rgba(139,92,246,.5)); }
.brand__text { font-family: var(--font-mono); font-weight: 700; font-size: 1.08rem; letter-spacing: -.03em; color: var(--text); }
.brand__accent { background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.site-footer .brand__text { color: var(--on-dark); }

.nav__menu { display: flex; align-items: center; gap: .35rem; }
.nav__link {
  font-size: .94rem; font-weight: 500; color: var(--muted); white-space: nowrap;
  padding: .5rem .8rem; border-radius: var(--r-pill); transition: color .2s, background .2s; position: relative;
}
.nav__link:hover, .nav__link.active { color: var(--text); }
.nav__link.active::after {
  content: ''; position: absolute; left: 50%; bottom: 2px; transform: translateX(-50%);
  width: 18px; height: 3px; border-radius: 3px; background: var(--grad);
}
.nav__cta { margin-left: .5rem; color: #fff !important; }

.nav__toggle { display: none; flex-direction: column; gap: 5px; width: 44px; height: 44px; align-items: center; justify-content: center; }
.nav__toggle span { width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: transform .3s var(--ease), opacity .2s; }
.nav__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== HERO ===== */
.hero { padding: clamp(7rem, 14vw, 10rem) 0 clamp(3rem, 8vw, 6rem); position: relative; }
.hero__grid { display: grid; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.hero__copy { max-width: 640px; }
.hero__title { font-size: clamp(2.3rem, 6.2vw, 4.1rem); margin: 1.25rem 0 1.2rem; color: var(--text); }
.hero__lead { font-size: clamp(1.05rem, 2.4vw, 1.28rem); color: var(--muted); max-width: 56ch; }
.hero__lead strong { color: var(--text); font-weight: 600; }
.hero__actions { display: flex; flex-wrap: wrap; gap: .9rem; margin: 1.8rem 0 1.6rem; }
.hero__trust { display: flex; flex-wrap: wrap; gap: 1.2rem; font-size: .88rem; color: var(--muted); }
.hero__trust li { display: inline-flex; align-items: center; gap: .45rem; }
.hero__trust i { color: var(--purple); }

/* Console técnico */
.hero__panel { position: relative; }
.console {
  background: linear-gradient(165deg, var(--ink-2), var(--ink));
  border: 1px solid var(--line-dark); border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg); overflow: hidden; color: var(--on-dark);
  position: relative;
}
.console::before { content: ''; position: absolute; inset: 0; border-radius: inherit; padding: 1px;
  background: linear-gradient(140deg, rgba(139,92,246,.6), transparent 40%, rgba(74,144,226,.5));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none; }
.console__bar { display: flex; align-items: center; gap: .5rem; padding: .85rem 1.1rem; border-bottom: 1px solid var(--line-dark); }
.console__dot { width: 11px; height: 11px; border-radius: 50%; background: #2b3454; }
.console__dot:nth-child(1) { background: #ff5f56; } .console__dot:nth-child(2) { background: #ffbd2e; } .console__dot:nth-child(3) { background: #27c93f; }
.console__title { margin-left: auto; font-family: var(--font-mono); font-size: .76rem; color: var(--on-dark-mut); }
.console__body { padding: 1.3rem clamp(1.1rem, 3vw, 1.6rem) 1.6rem; font-family: var(--font-mono); font-size: clamp(.82rem, 1.8vw, .92rem); }
.console__line { color: var(--on-dark); margin: .2rem 0; }
.console__prompt { color: var(--pink); margin-right: .4rem; }
.console__out { color: #8FE3B0; margin: .15rem 0 .15rem 1.1rem; opacity: 0; animation: typein .5s var(--ease) forwards; }
.console__out:nth-of-type(1) { animation-delay: .3s; }
.console__out:nth-of-type(2) { animation-delay: .6s; }
.console__out:nth-of-type(3) { animation-delay: .9s; }
@keyframes typein { from { opacity: 0; transform: translateX(-6px); } to { opacity: 1; transform: none; } }
.console__meter { display: grid; gap: .7rem; margin: 1.1rem 0; }
.meter { display: grid; grid-template-columns: 88px 1fr; align-items: center; gap: .7rem; }
.meter__label { font-size: .74rem; color: var(--on-dark-mut); }
.meter__track { height: 8px; border-radius: 8px; background: rgba(160,180,255,.12); overflow: hidden; }
.meter__track i { display: block; height: 100%; width: 0; border-radius: 8px; background: var(--grad); animation: fill 1.4s var(--ease) forwards; animation-delay: 1s; --w: 80%; }
.meter__track--down i { background: linear-gradient(90deg, #34d399, #10b981); }
@keyframes fill { to { width: var(--w); } }
.console__ok { display: flex; align-items: center; gap: .5rem; color: #8FE3B0; font-size: .82rem; margin-top: .4rem; }
.hero__rocket {
  position: absolute; top: -22px; right: -10px; width: 56px; height: 56px;
  display: grid; place-items: center; border-radius: 50%;
  background: var(--grad); color: #fff; font-size: 1.4rem; box-shadow: var(--shadow-glow);
  animation: float 4s var(--ease) infinite alternate;
}
@keyframes float { to { transform: translateY(-10px) rotate(8deg); } }

/* ===== DORES ===== */
.pains { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); gap: clamp(1rem, 2.4vw, 1.5rem); }
.pain {
  background: var(--paper-2); border: 1px solid var(--line); border-radius: var(--r);
  padding: clamp(1.3rem, 3vw, 1.7rem); box-shadow: var(--shadow-sm);
  display: flex; gap: 1rem; align-items: flex-start; transition: transform .3s var(--ease), box-shadow .3s, border-color .3s;
}
.pain:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: rgba(139,92,246,.3); }
.pain i { flex-shrink: 0; width: 44px; height: 44px; display: grid; place-items: center; border-radius: 12px; font-size: 1.15rem; color: var(--pink); background: rgba(236,72,153,.10); }
.pain p { color: var(--muted); font-size: .98rem; }

/* ===== SOLUÇÃO ===== */
.solucao__grid { display: grid; gap: clamp(2rem, 5vw, 3.5rem); align-items: center; }
.solucao__copy { max-width: 540px; }
.solucao__copy .section__title { color: var(--on-dark); }
.solucao__copy .btn { margin-top: 1.5rem; }
.solucao__list { display: grid; gap: .9rem; }
.solucao__list li {
  display: flex; gap: 1.1rem; align-items: flex-start;
  background: rgba(255,255,255,.04); border: 1px solid var(--line-dark);
  border-radius: var(--r); padding: 1.15rem 1.3rem; transition: transform .3s var(--ease), background .3s;
}
.solucao__list li:hover { transform: translateX(6px); background: rgba(139,92,246,.10); }
.solucao__n { font-family: var(--font-mono); font-weight: 700; font-size: 1rem; color: #fff; background: var(--grad); width: 40px; height: 40px; flex-shrink: 0; border-radius: 11px; display: grid; place-items: center; }
.solucao__list strong { display: block; color: var(--on-dark); font-family: var(--font-display); font-size: 1.05rem; margin-bottom: .2rem; }
.solucao__list p { color: var(--on-dark-mut); font-size: .92rem; }

/* ===== SERVIÇOS (cards) ===== */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); gap: clamp(1.1rem, 2.6vw, 1.6rem); }
.card {
  background: var(--paper-2); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: clamp(1.5rem, 3.4vw, 2rem); box-shadow: var(--shadow-sm);
  display: flex; flex-direction: column; position: relative; overflow: hidden;
  transition: transform .35s var(--ease), box-shadow .35s, border-color .35s;
}
.card::after { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: var(--grad); transform: scaleX(0); transform-origin: left; transition: transform .4s var(--ease); }
.card:hover { transform: translateY(-7px); box-shadow: var(--shadow-md); border-color: rgba(139,92,246,.28); }
.card:hover::after { transform: scaleX(1); }
.card--highlight { border-color: rgba(139,92,246,.4); box-shadow: var(--shadow-md); background: linear-gradient(180deg, #fff, #faf8ff); }
.card--highlight::after { transform: scaleX(1); }
.card__badge { position: absolute; top: 1.1rem; right: 1.1rem; font-family: var(--font-mono); font-size: .66rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: #fff; background: var(--grad); padding: .35rem .7rem; border-radius: var(--r-pill); }
.card__icon { width: 58px; height: 58px; border-radius: 16px; display: grid; place-items: center; font-size: 1.5rem; color: #fff; background: var(--grad); box-shadow: var(--shadow-glow); margin-bottom: 1.2rem; }
.card__title { font-size: 1.25rem; color: var(--text); margin-bottom: .7rem; }
.card__desc { color: var(--muted); font-size: .97rem; margin-bottom: 1.1rem; }
.card__tags { display: flex; flex-wrap: wrap; gap: .45rem; margin-bottom: 1.4rem; }
.card__tags li { font-family: var(--font-mono); font-size: .72rem; color: var(--purple); background: var(--grad-soft); border: 1px solid var(--line); padding: .3rem .6rem; border-radius: var(--r-pill); }
.card__cta { margin-top: auto; display: inline-flex; align-items: center; gap: .5rem; font-weight: 600; font-size: .95rem; color: var(--purple); transition: gap .25s var(--ease); }
.card__cta:hover { gap: .85rem; }

/* ===== MÉTODO ===== */
.method { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); gap: clamp(1.1rem, 2.6vw, 1.5rem); counter-reset: step; }
.method__step {
  background: rgba(255,255,255,.04); border: 1px solid var(--line-dark); border-radius: var(--r);
  padding: clamp(1.4rem, 3vw, 1.8rem); position: relative; transition: transform .3s var(--ease), background .3s, border-color .3s;
}
.method__step:hover { transform: translateY(-5px); background: rgba(139,92,246,.10); border-color: rgba(139,92,246,.35); }
.method__num { font-family: var(--font-mono); font-size: 2.2rem; font-weight: 700; line-height: 1; background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; display: block; margin-bottom: .8rem; }
.method__step h3 { color: var(--on-dark); font-size: 1.12rem; margin-bottom: .45rem; }
.method__step p { color: var(--on-dark-mut); font-size: .93rem; }

/* ===== DIFERENCIAIS ===== */
.diffs { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 270px), 1fr)); gap: clamp(1rem, 2.4vw, 1.5rem); }
.diff { background: var(--paper-2); border: 1px solid var(--line); border-radius: var(--r); padding: clamp(1.4rem, 3vw, 1.8rem); box-shadow: var(--shadow-sm); transition: transform .3s var(--ease), box-shadow .3s; }
.diff:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.diff i { font-size: 1.4rem; width: 50px; height: 50px; display: grid; place-items: center; border-radius: 14px; color: var(--purple); background: var(--grad-soft); margin-bottom: 1rem; }
.diff h3 { font-size: 1.08rem; color: var(--text); margin-bottom: .4rem; }
.diff p { color: var(--muted); font-size: .94rem; }

/* ===== SEGURANÇA ===== */
.seguranca__grid { display: grid; gap: clamp(2rem, 5vw, 3.5rem); align-items: center; }
.seguranca__shield { display: grid; place-items: center; gap: 1.5rem; }
.shield {
  width: clamp(150px, 30vw, 220px); aspect-ratio: 1; border-radius: 32px; display: grid; place-items: center;
  font-size: clamp(3.5rem, 9vw, 5.5rem); color: #fff; background: var(--grad); box-shadow: var(--shadow-glow);
  position: relative; animation: pulseShield 3.5s var(--ease) infinite;
}
.shield::after { content: ''; position: absolute; inset: -14px; border-radius: 40px; border: 1.5px solid rgba(139,92,246,.4); }
@keyframes pulseShield { 50% { box-shadow: 0 28px 70px rgba(139,92,246,.55); } }
.seguranca__chips { display: flex; flex-wrap: wrap; gap: .55rem; justify-content: center; max-width: 360px; }
.seguranca__chips span { font-family: var(--font-mono); font-size: .76rem; color: #C9B8FF; border: 1px solid var(--line-dark); background: rgba(255,255,255,.04); padding: .4rem .8rem; border-radius: var(--r-pill); }
.seguranca__copy { max-width: 560px; }
.seguranca__copy .section__title { color: var(--on-dark); }
.seguranca__list { display: grid; gap: .7rem; margin-top: 1.4rem; }
.seguranca__list li { display: flex; gap: .7rem; align-items: flex-start; color: var(--on-dark-mut); font-size: .98rem; }
.seguranca__list i { color: #34d399; margin-top: .25rem; }

/* ===== PROVAS ===== */
.proofs { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); gap: clamp(1.1rem, 2.6vw, 1.6rem); }
.proof { background: var(--paper-2); border: 1px solid var(--line); border-radius: var(--r-lg); padding: clamp(1.5rem, 3.2vw, 2rem); box-shadow: var(--shadow-sm); transition: transform .3s var(--ease), box-shadow .3s; }
.proof:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.proof__head { display: inline-flex; align-items: center; gap: .55rem; font-family: var(--font-mono); font-size: .76rem; text-transform: uppercase; letter-spacing: .08em; color: var(--purple); margin-bottom: 1rem; }
.proof__head i { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 10px; background: var(--grad-soft); }
.proof h3 { font-size: 1.2rem; color: var(--text); margin-bottom: .6rem; }
.proof p { color: var(--muted); font-size: .96rem; margin-bottom: 1.1rem; }
.proof__tag { font-size: .8rem; font-weight: 600; color: var(--blue); display: inline-flex; align-items: center; gap: .4rem; }
.proof__tag::before { content: '✓'; color: #10b981; }
.provas__note { text-align: center; margin-top: 2rem; color: var(--text-soft); font-size: .88rem; display: flex; gap: .5rem; justify-content: center; align-items: center; }
.provas__note i { color: var(--purple); }

/* ===== FAQ ===== */
.faq { display: grid; gap: .8rem; }
.faq__item { background: var(--paper-2); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; transition: border-color .3s, box-shadow .3s; }
.faq__item[open] { border-color: rgba(139,92,246,.35); box-shadow: var(--shadow-sm); }
.faq__item summary { list-style: none; cursor: pointer; padding: 1.2rem 1.4rem; font-family: var(--font-display); font-weight: 600; font-size: 1.04rem; color: var(--text); display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary i { color: var(--purple); transition: transform .3s var(--ease); flex-shrink: 0; }
.faq__item[open] summary i { transform: rotate(45deg); }
.faq__item p { padding: 0 1.4rem 1.3rem; color: var(--muted); font-size: .97rem; }

/* ===== CONTATO / FORM ===== */
.section--contato { padding-bottom: clamp(4rem, 9vw, 7rem); }
.contact { display: flex; flex-direction: column; align-items: center; }
.contact__whats { width: 100%; max-width: 420px; }
.contact__or { font-family: var(--font-mono); font-size: .8rem; color: var(--on-dark-mut); text-transform: uppercase; letter-spacing: .1em; margin: 1.3rem 0; position: relative; }
.form {
  width: 100%; background: rgba(255,255,255,.035); border: 1px solid var(--line-dark);
  border-radius: var(--r-lg); padding: clamp(1.4rem, 4vw, 2.4rem); box-shadow: var(--shadow-lg);
  display: grid; gap: 1.15rem; backdrop-filter: blur(8px);
}
.form__row { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); gap: 1.15rem; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.field { display: grid; gap: .45rem; }
.field label, .field__label { font-size: .88rem; font-weight: 600; color: var(--on-dark); }
.req { color: var(--pink); }
.opt { color: var(--on-dark-mut); font-weight: 400; font-size: .8rem; }
.field input, .field select, .field textarea {
  width: 100%; font: inherit; color: var(--on-dark); background: rgba(10,14,31,.55);
  border: 1px solid var(--line-dark); border-radius: var(--r-sm); padding: .85rem 1rem;
  transition: border-color .25s, box-shadow .25s, background .25s;
}
.field textarea { resize: vertical; min-height: 92px; }
.field input::placeholder, .field textarea::placeholder { color: #6B7799; }
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' fill='none' stroke='%23A6B0CC' stroke-width='2'%3E%3Cpath d='M3 5l4 4 4-4'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1rem center; padding-right: 2.4rem; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--purple); box-shadow: 0 0 0 3px rgba(139,92,246,.25); background: rgba(10,14,31,.75); }
.field input.invalid, .field.invalid input, .field textarea.invalid { border-color: var(--pink); box-shadow: 0 0 0 3px rgba(236,72,153,.18); }
.field__error { color: #FF9DC4; font-size: .8rem; min-height: 0; }
.field__error:not(:empty) { min-height: 1rem; }

/* Chips (radio/checkbox) */
.chips { display: flex; flex-wrap: wrap; gap: .55rem; }
.chip { position: relative; cursor: pointer; }
.chip input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.chip span {
  display: inline-flex; align-items: center; gap: .45rem; font-size: .9rem; font-weight: 500;
  color: var(--on-dark-mut); background: rgba(10,14,31,.5); border: 1px solid var(--line-dark);
  padding: .6rem 1rem; border-radius: var(--r-pill); transition: all .22s var(--ease); user-select: none;
}
.chip span i { font-size: .9rem; }
.chip:hover span { border-color: var(--purple); color: var(--on-dark); }
.chip input:checked + span { background: var(--grad); color: #fff; border-color: transparent; box-shadow: var(--shadow-glow); }
.chip input:focus-visible + span { outline: 2px solid var(--purple); outline-offset: 2px; }

/* Consent */
.consent { display: grid; grid-template-columns: auto 1fr; gap: .7rem; align-items: start; font-size: .9rem; color: var(--on-dark-mut); }
.consent input { width: 20px; height: 20px; margin-top: .15rem; accent-color: var(--purple); cursor: pointer; }
.consent a { color: #C9B8FF; text-decoration: underline; }
.consent .field__error { grid-column: 2; }

/* hCaptcha */
.field--captcha { display: flex; flex-direction: column; align-items: center; gap: .4rem; }
.field--captcha .h-captcha { min-height: 78px; }
.field--captcha .field__error { text-align: center; }
@media (max-width: 360px) {
  .field--captcha .h-captcha { transform: scale(.9); transform-origin: center; }
}

/* Spinner / mensagens */
.spinner { width: 18px; height: 18px; border: 2px solid rgba(255,255,255,.4); border-top-color: #fff; border-radius: 50%; animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.form__msg { padding: 1rem 1.2rem; border-radius: var(--r-sm); font-size: .95rem; font-weight: 500; }
.form__msg--ok { background: rgba(16,185,129,.15); border: 1px solid rgba(16,185,129,.4); color: #6EE7B7; }
.form__msg--err { background: rgba(236,72,153,.12); border: 1px solid rgba(236,72,153,.4); color: #FF9DC4; }
.form__hint { text-align: center; font-size: .82rem; color: var(--on-dark-mut); display: flex; gap: .4rem; justify-content: center; align-items: center; }

/* ===== FOOTER ===== */
.site-footer { background: var(--ink); color: var(--on-dark-mut); padding: clamp(3rem, 7vw, 5rem) 0 2rem; border-top: 1px solid var(--line-dark); }
.footer__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr)); gap: 2.2rem; }
.footer__brand { max-width: 320px; }
.footer__tag { margin: 1rem 0 1.2rem; font-size: .92rem; line-height: 1.7; }
.footer__social { display: flex; gap: .7rem; }
.footer__social a { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 12px; border: 1px solid var(--line-dark); color: var(--on-dark); font-size: 1.1rem; transition: all .25s var(--ease); }
.footer__social a:hover { background: var(--grad); border-color: transparent; transform: translateY(-3px); color: #fff; }
.footer__col h3 { font-size: .82rem; text-transform: uppercase; letter-spacing: .1em; color: var(--on-dark); font-family: var(--font-mono); margin-bottom: 1rem; }
.footer__col ul { display: grid; gap: .6rem; }
.footer__col a, .footer__col li { font-size: .92rem; color: var(--on-dark-mut); transition: color .2s; display: inline-flex; align-items: center; gap: .5rem; }
.footer__col a:hover { color: #C9B8FF; }
.footer__col i { color: var(--purple); width: 16px; }
.footer__bottom { display: flex; flex-wrap: wrap; gap: .6rem; justify-content: space-between; align-items: center; margin-top: 2.5rem; padding-top: 1.6rem; border-top: 1px solid var(--line-dark); font-size: .84rem; }

/* ===== WHATSAPP FLUTUANTE ===== */
.whats-float {
  position: fixed; bottom: 22px; right: 22px; z-index: 95;
  width: 58px; height: 58px; border-radius: 50%; display: grid; place-items: center;
  font-size: 1.7rem; color: #fff; background: linear-gradient(135deg, #25D366, #128C7E);
  box-shadow: 0 12px 30px rgba(18,140,126,.45); transition: transform .25s var(--ease);
}
.whats-float::before { content: ''; position: absolute; inset: 0; border-radius: 50%; box-shadow: 0 0 0 0 rgba(37,211,102,.5); animation: ring 2.4s var(--ease) infinite; }
@keyframes ring { 70%,100% { box-shadow: 0 0 0 16px rgba(37,211,102,0); } }
.whats-float:hover { transform: scale(1.08); color: #fff; }

/* =====================================================================
   SISTEMA FLUIDO POR CONTAINER (Container Queries + unidades cqi)
   Cada card é um "container": seu título, ícone e textos encolhem/crescem
   conforme a LARGURA REAL do card (que muda com a janela e com o nº de
   colunas do grid auto-fit), sem depender de breakpoints fixos.
   Suportado em todos os navegadores atuais; degrada para os clamp() de vw.
   ===================================================================== */
.card, .pain, .proof, .diff, .method__step {
  container-type: inline-size;
}
/* 1cqi = 1% da largura do card. Os clamp() garantem piso e teto legíveis. */
.card__icon {
  width: clamp(48px, 17cqi, 60px); height: clamp(48px, 17cqi, 60px);
  font-size: clamp(1.2rem, 5cqi, 1.55rem);
}
.card__title { font-size: clamp(1.05rem, 6cqi, 1.3rem); }
.card__desc  { font-size: clamp(.9rem, 4.2cqi, 1rem); }
.proof h3, .diff h3, .method__step h3 { font-size: clamp(1.02rem, 5.6cqi, 1.22rem); }
.pain p { font-size: clamp(.9rem, 4.4cqi, 1rem); }
.method__num { font-size: clamp(1.7rem, 11cqi, 2.4rem); }

/* Em colunas muito estreitas, layouts internos horizontais viram verticais */
@container (max-width: 230px) {
  .pain { flex-direction: column; }
}

/* ===== REVEAL ON SCROLL (gated por .js — sem JS, conteúdo sempre visível) ===== */
.js .reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* =====================================================================
   BREAKPOINTS
   Estratégia: tablet e mobile compartilham o MESMO layout (coluna única
   + nav hambúrguer) até 1080px. Multi-coluna só no desktop (>=1080px).
   Acima disso o container fluido min(100%-2rem,1200px) + clamp() cobrem
   monitores grandes e meia-tela ultrawide sem quebrar.
   ===================================================================== */

/* --- DESKTOP (>=1080px): ativa multi-coluna estrutural --- */
@media (min-width: 1080px) {
  .hero__grid     { grid-template-columns: 1.05fr .95fr; }
  .solucao__grid  { grid-template-columns: 1fr 1fr; }
  .seguranca__grid{ grid-template-columns: .9fr 1.1fr; }
}

/* --- TABLET + MOBILE (<1080px): layout unificado em coluna única --- */
@media (max-width: 1079.98px) {
  .hero__grid,
  .solucao__grid,
  .seguranca__grid,
  .pains, .cards, .method, .diffs, .proofs, .stack,
  .form__row { grid-template-columns: 1fr; }

  /* centraliza blocos que no desktop ficam à esquerda */
  .hero { text-align: left; }
  .hero__panel { margin-top: 1rem; }
  .seguranca__copy, .solucao__copy { max-width: none; }
  .seguranca__shield { order: -1; }
}

/* --- NAV: hambúrguer até 1080px (tablet usa o mesmo menu do mobile) --- */
@media (max-width: 1080px) {
  .nav__toggle { display: flex; }
  .nav__menu {
    position: fixed; inset: 64px 0 auto 0; flex-direction: column; align-items: stretch; gap: .25rem;
    background: rgba(247,249,255,.97); backdrop-filter: blur(16px);
    padding: 1rem var(--shell-pad, 1rem) 1.6rem; border-bottom: 1px solid var(--line);
    transform: translateY(-130%); transition: transform .4s var(--ease); box-shadow: var(--shadow-lg);
    width: 100%;
  }
  .nav__menu.open { transform: translateY(0); }
  .nav__link { padding: .85rem 1rem; font-size: 1rem; border-radius: var(--r-sm); }
  .nav__link.active::after { display: none; }
  .nav__link.active { background: var(--grad-soft); color: var(--purple); }
  .nav__cta { margin: .6rem 1rem 0; justify-content: center; }
}

/* ===== ACESSIBILIDADE ===== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .reveal, .js .reveal { opacity: 1 !important; transform: none !important; }
}