/* ==========================================================================
   ZeroData — Design system e estilos
   Mobile-first. Breakpoints: 640px, 900px, 1200px.
   ========================================================================== */

:root {
  /* Cores */
  --bg: #0A0A0B;
  --bg-2: #111113;
  --surface: #16161A;
  --surface-2: #1D1D22;
  --border: rgba(255, 255, 255, 0.08);
  --text: #F4F4F5;
  --text-muted: #9A9AA3;
  --accent: #ED3D06;
  --accent-hover: #FF5A2A;
  --accent-glow: rgba(237, 61, 6, 0.35);
  --accent-soft: rgba(237, 61, 6, 0.12);
  --glow-gradient: radial-gradient(circle at 30% 70%, #FFB340 0%, #FF6A1F 28%, #ED3D06 50%, transparent 72%);

  /* Tipografia */
  --font: "Plus Jakarta Sans", "Manrope", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  /* Layout */
  --gutter: 20px;
  --radius: 22px;
  --radius-sm: 16px;
  --ease: cubic-bezier(.2, .7, .2, 1);
  --nav-h: 68px;
}

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  background: #0E0E10;
  color: var(--text);
  line-height: 1.6;
  font-size: 1rem;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, p, figure { margin: 0; }
h1, h2, h3 { letter-spacing: -0.02em; line-height: 1.12; font-weight: 700; }
button { font: inherit; color: inherit; cursor: pointer; background: none; border: 0; padding: 0; }
:focus-visible { outline: 2px solid var(--accent-hover); outline-offset: 3px; border-radius: 6px; }
::selection { background: var(--accent); color: #fff; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: fixed; top: -60px; left: 16px; z-index: 200;
  background: var(--accent); color: #fff; padding: 10px 16px; border-radius: 999px;
  font-weight: 600; transition: top .2s;
}
.skip-link:focus { top: 16px; }

[data-lucide], .lucide { width: 1.25em; height: 1.25em; stroke-width: 1.75; flex-shrink: 0; }

.container { width: min(1200px, 100% - var(--gutter) * 2); margin-inline: auto; }
.container--narrow { width: min(820px, 100% - var(--gutter) * 2); }

/* ---------- Wrapper principal (ocupa a tela inteira, sem margens) ---------- */
.frame { position: relative; background: var(--bg); overflow-x: clip; }

/* ---------- Botões ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 26px; border-radius: 999px;
  font-weight: 600; font-size: .95rem; line-height: 1; white-space: nowrap;
  border: 1px solid transparent;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background-color .25s, border-color .25s;
}
.btn--sm { padding: 11px 20px; font-size: .875rem; }
.btn--block { width: 100%; }
.btn--primary { background: var(--accent); color: #fff; }
.btn--primary:hover { background: var(--accent-hover); transform: translateY(-2px); box-shadow: 0 8px 28px var(--accent-glow), 0 0 0 1px rgba(255, 140, 90, .4); }
.btn--secondary { background: rgba(255, 255, 255, .06); border-color: var(--border); color: var(--text); }
.btn--secondary:hover { background: rgba(255, 255, 255, .11); transform: translateY(-2px); }
.btn--outline { background: rgba(0, 0, 0, .35); border-color: rgba(255, 255, 255, .14); color: var(--text); }
.btn--outline:hover { border-color: rgba(237, 61, 6, .6); background: rgba(237, 61, 6, .08); transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

/* ---------- Barra de aviso ---------- */
.topbar { background: #121214; border-bottom: 1px solid var(--border); font-size: .8125rem; }
.topbar__inner { display: flex; justify-content: space-between; align-items: center; min-height: 42px; gap: 12px; }
.topbar__msg { display: inline-flex; align-items: center; gap: 10px; color: #D8D8DC; min-width: 0; }
.topbar__msg > span:nth-child(2) { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.topbar__arrow {
  display: grid; place-items: center; width: 24px; height: 24px; border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .25); flex-shrink: 0; transition: background-color .2s, transform .2s;
}
.topbar__arrow [data-lucide] { width: 12px; height: 12px; }
.topbar__msg:hover .topbar__arrow { background: var(--accent); border-color: var(--accent); transform: translateX(2px); }
.topbar__links { display: none; align-items: center; gap: 24px; color: #C9C9CF; }
.topbar__links a:hover { color: #fff; }
.topbar__lang { display: inline-flex; align-items: center; gap: 6px; }
.topbar__lang [data-lucide] { width: 15px; height: 15px; }
.pulse-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); flex-shrink: 0; box-shadow: 0 0 0 0 var(--accent-glow); animation: dot-pulse 2s infinite; }
@keyframes dot-pulse { 0% { box-shadow: 0 0 0 0 rgba(237, 61, 6, .6); } 70%, 100% { box-shadow: 0 0 0 9px rgba(237, 61, 6, 0); } }
@media (min-width: 640px) { .topbar__links { display: flex; } }

/* ---------- Navbar ---------- */
.nav { position: sticky; top: 0; z-index: 60; height: var(--nav-h); }
.nav::before { /* fundo/blur em pseudo-elemento (evita quebrar o painel mobile fixo) */
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: transparent; border-bottom: 1px solid transparent;
  transition: background-color .3s, border-color .3s, backdrop-filter .3s;
}
.nav.is-scrolled::before {
  background: rgba(10, 10, 11, .72);
  -webkit-backdrop-filter: blur(16px) saturate(140%); backdrop-filter: blur(16px) saturate(140%);
  border-bottom-color: var(--border);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 100%; }

.logo { display: inline-flex; align-items: center; gap: 10px; }
.logo__mark { width: 34px; height: 34px; color: var(--text); }
.logo__text { font-weight: 700; letter-spacing: .14em; font-size: 1.05rem; }

.nav__toggle {
  width: 44px; height: 44px; display: grid; place-items: center; border-radius: 50%;
  background: rgba(255, 255, 255, .06); border: 1px solid var(--border);
}
.nav__backdrop { position: fixed; inset: 0; background: rgba(0, 0, 0, .6); z-index: 70; }
.nav__backdrop[hidden] { display: none; }

/* Painel mobile */
.nav__panel {
  position: fixed; top: 0; right: 0; bottom: 0; z-index: 80;
  width: min(100%, 380px);
  background: #101012; border-left: 1px solid var(--border);
  padding: 18px 20px 28px; overflow-y: auto;
  display: flex; flex-direction: column; gap: 24px;
  transform: translateX(105%); visibility: hidden;
  transition: transform .35s var(--ease), visibility 0s linear .35s;
}
.nav__panel.is-open { transform: none; visibility: visible; transition-delay: 0s; }
.nav__panel-head { display: flex; justify-content: space-between; align-items: center; }
.nav__close { width: 44px; height: 44px; display: grid; place-items: center; border-radius: 50%; background: rgba(255, 255, 255, .06); }

.menu { display: flex; flex-direction: column; }
.menu__item { border-bottom: 1px solid var(--border); }
.menu__link {
  display: flex; align-items: center; justify-content: space-between; width: 100%;
  padding: 16px 4px; font-weight: 500; font-size: 1.05rem; color: var(--text);
}
.menu__link.is-active { color: var(--accent-hover); }
.chev { width: 16px; height: 16px; transition: transform .25s var(--ease); }
.has-dd.open > .menu__link .chev { transform: rotate(180deg); }

/* Dropdowns — acordeão no mobile */
.dd a { display: flex; align-items: center; gap: 12px; padding: 11px 8px; border-radius: 12px; color: #C9C9CF; font-size: .95rem; }
.dd a [data-lucide] { width: 18px; height: 18px; color: var(--accent-hover); }
.dd a:hover { background: rgba(255, 255, 255, .05); color: #fff; }
.dd { display: block; } /* base: lista simples; o acordeão usa max-height abaixo */
.dd { max-height: 0; overflow: hidden; visibility: hidden; transition: max-height .3s var(--ease), visibility 0s linear .3s; }
.has-dd.open > .dd { max-height: 420px; visibility: visible; transition-delay: 0s; padding-bottom: 8px; }

.nav__actions { display: flex; flex-direction: column; gap: 10px; margin-top: auto; }
.nav__actions .btn { width: 100%; padding-block: 15px; }

/* Desktop */
@media (min-width: 900px) {
  .nav__toggle, .nav__close, .nav__panel-head, .nav__backdrop { display: none !important; }
  .nav__panel {
    position: static; transform: none; visibility: visible; width: auto; background: none; border: 0; padding: 0; overflow: visible;
    flex-direction: row; align-items: center; justify-content: space-between; flex: 1; gap: 0; margin-left: 24px;
  }
  .menu { flex-direction: row; align-items: center; gap: 2px; margin-inline: auto; }
  .menu__item { position: relative; border: 0; }
  .menu__link { width: auto; gap: 6px; padding: 10px 14px; font-size: .9rem; border-radius: 999px; color: #E4E4E7; transition: color .2s, background-color .2s; }
  .menu__link:hover { background: rgba(255, 255, 255, .06); color: #fff; }
  .nav__actions { flex-direction: row; margin: 0; }
  .nav__actions .btn { width: auto; padding-block: 11px; }

  .dd {
    position: absolute; top: calc(100% + 8px); left: 50%; min-width: 250px; max-height: none; overflow: visible; padding: 8px !important;
    background: rgba(22, 22, 26, .96); border: 1px solid var(--border); border-radius: 18px;
    box-shadow: 0 24px 60px rgba(0, 0, 0, .55), 0 0 0 1px rgba(237, 61, 6, .06);
    -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
    opacity: 0; visibility: hidden; transform: translate(-50%, 8px);
    transition: opacity .22s var(--ease), transform .22s var(--ease), visibility 0s linear .22s;
  }
  /* ponte invisível para o hover não "cair" entre o botão e o painel */
  .dd::before { content: ""; position: absolute; left: 0; right: 0; top: -12px; height: 12px; }
  .has-dd.open > .dd, .has-dd:hover > .dd {
    max-height: none; opacity: 1; visibility: visible; transform: translate(-50%, 0); transition-delay: 0s;
  }
  .has-dd:hover > .menu__link .chev, .has-dd.open > .menu__link .chev { transform: rotate(180deg); }
}

/* ---------- Seções (base) ---------- */
.section { padding: 72px 0; position: relative; }
.section--alt { background: var(--bg-2); }
.section__head { max-width: 720px; margin: 0 auto 44px; text-align: center; }
.section__head h2 { font-size: clamp(1.75rem, 4vw, 2.75rem); margin-bottom: 16px; }
.section__head p { color: var(--text-muted); font-size: 1.05rem; }
.eyebrow {
  display: inline-block; margin-bottom: 14px; font-size: .78rem; font-weight: 600;
  letter-spacing: .14em; text-transform: uppercase; color: var(--accent-hover);
}
@media (min-width: 900px) { .section { padding: 110px 0; } .section__head { margin-bottom: 60px; } }

/* ---------- Badge ---------- */
.badge {
  display: inline-flex; align-items: center; gap: 8px; padding: 7px 14px; border-radius: 999px;
  background: rgba(255, 255, 255, .04); border: 1px solid rgba(255, 255, 255, .1);
  font-size: .8rem; font-weight: 500; color: #D8D8DC;
}
.badge [data-lucide] { width: 14px; height: 14px; color: var(--accent-hover); }

/* ---------- Hero ---------- */
.hero { position: relative; isolation: isolate; overflow: hidden; margin-top: calc(var(--nav-h) * -1); padding: calc(var(--nav-h) + 56px) 0 0; text-align: center; }
.hero__bg { position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.hero__grid {
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, .035) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .035) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, #000 20%, transparent 75%);
  mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, #000 20%, transparent 75%);
}
.hero__glow { position: absolute; will-change: transform; }
.hero__glow--a {
  top: -22%; right: -30%; width: 110vw; max-width: 900px; aspect-ratio: 1;
  background: var(--glow-gradient); filter: blur(70px); opacity: .8;
  animation: glow-drift 14s ease-in-out infinite alternate;
}
.hero__glow--b {
  top: 3%; right: -12%; width: 70vw; max-width: 620px; height: 190px;
  background: linear-gradient(115deg, transparent 12%, #FFB340 42%, #FF6A1F 62%, #ED3D06 80%, transparent);
  filter: blur(38px); opacity: .75; transform: rotate(-28deg);
  animation: glow-pulse 6s ease-in-out infinite alternate;
}
@keyframes glow-drift { from { transform: translate(0, 0) scale(1); } to { transform: translate(-3%, 4%) scale(1.06); } }
@keyframes glow-pulse { from { opacity: .55; } to { opacity: .9; } }
@media (min-width: 900px) {
  .hero__glow--a { top: -45%; right: -18%; }
  .hero__glow--b { top: 2%; right: -4%; }
}

.hero__content { display: flex; flex-direction: column; align-items: center; padding-top: 24px; }
.hero__title {
  margin-top: 24px; max-width: 900px;
  font-size: clamp(2.5rem, 6vw, 4.5rem); font-weight: 700; letter-spacing: -0.035em; line-height: 1.05;
  background: linear-gradient(180deg, #FFFFFF 10%, #A9A9B2 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent; -webkit-text-fill-color: transparent;
}
.hero__lead { margin-top: 22px; max-width: 640px; color: var(--text-muted); font-size: clamp(1rem, 1.6vw, 1.15rem); }
.hero__cta { margin-top: 32px; display: flex; flex-direction: column; gap: 12px; width: 100%; max-width: 360px; }
@media (min-width: 640px) { .hero__cta { flex-direction: row; justify-content: center; max-width: none; width: auto; } }

/* ---------- Ilustração de circuito ---------- */
.circuit { position: relative; width: 100%; margin: 40px auto 0; }
.circuit--d { display: none; max-width: 1200px; aspect-ratio: 1200 / 440; }
.circuit--m { display: block; max-width: 420px; aspect-ratio: 360 / 400; margin-top: 28px; }
@media (min-width: 640px) { .circuit--d { display: block; } .circuit--m { display: none; } }

.circuit__svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.trace { fill: none; stroke: rgba(255, 255, 255, .13); stroke-width: 1.5; stroke-linejoin: round; }
.trace--faint { stroke: rgba(255, 255, 255, .06); }
.pulse {
  fill: none; stroke: #FF8A3D; stroke-width: 2.6; stroke-linecap: round; stroke-linejoin: round;
  stroke-dasharray: 8 192; stroke-dashoffset: 8;
  filter: drop-shadow(0 0 4px #FF6A1F) drop-shadow(0 0 9px rgba(237, 61, 6, .8));
  animation: pulse-run 3.4s linear infinite; animation-delay: var(--d, 0s);
}
@keyframes pulse-run { to { stroke-dashoffset: -92; } }
.chip-glow { animation: glow-pulse 4s ease-in-out infinite alternate; transform-box: fill-box; transform-origin: center; }
.chip-text {
  font-family: var(--font); font-weight: 800; font-size: 46px; letter-spacing: 2px; fill: #A3A3AB;
  paint-order: stroke; stroke: rgba(0, 0, 0, .4); stroke-width: 1px;
}
.circuit--m .chip-text { font-size: 42px; }

.node { position: absolute; transform: translate(-50%, -50%); display: flex; flex-direction: column; align-items: center; gap: 8px; }
.node__card {
  width: clamp(48px, 6.4vw, 76px); aspect-ratio: 1; display: grid; place-items: center; border-radius: 26%;
  background: linear-gradient(150deg, #26262B, #121214);
  border: 1px solid rgba(255, 255, 255, .09);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .08), 0 14px 30px rgba(0, 0, 0, .55), 0 0 0 1px rgba(0, 0, 0, .5);
  color: #B9B9C1;
  animation: float 6s ease-in-out infinite; animation-delay: var(--d, 0s);
  transition: color .25s, border-color .25s, box-shadow .25s;
}
.node__card [data-lucide] { width: 38%; height: 38%; }
.node:hover .node__card { color: #FF8A3D; border-color: rgba(237, 61, 6, .5); box-shadow: inset 0 1px 0 rgba(255, 255, 255, .1), 0 14px 34px rgba(0, 0, 0, .6), 0 0 26px rgba(237, 61, 6, .3); }
.node__label {
  position: absolute; top: 100%; margin-top: 8px; white-space: nowrap; font-size: .72rem; font-weight: 500; color: var(--text-muted);
  opacity: 0; transition: opacity .25s; pointer-events: none;
}
.node:hover .node__label { opacity: 1; }
.circuit--m .node__card { width: 52px; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-7px); } }

/* ---------- Métricas ---------- */
.metrics { position: relative; padding: 56px 0; border-block: 1px solid var(--border); background: linear-gradient(180deg, var(--bg), var(--bg-2)); }
.metrics__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px 16px; }
.metric { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 6px; }
.metric__icon {
  width: 46px; height: 46px; display: grid; place-items: center; border-radius: 14px; margin-bottom: 8px;
  background: var(--accent-soft); color: var(--accent-hover); border: 1px solid rgba(237, 61, 6, .25);
}
.metric__value { font-size: clamp(2rem, 5vw, 3rem); font-weight: 700; letter-spacing: -0.03em; line-height: 1; }
.metric__label { color: var(--text-muted); font-size: .9rem; max-width: 200px; }
@media (min-width: 900px) { .metrics__grid { grid-template-columns: repeat(4, 1fr); } .metrics { padding: 72px 0; } }

/* ---------- Cards ---------- */
.grid { display: grid; gap: 18px; }
.grid--4, .grid--3 { grid-template-columns: 1fr; }
@media (min-width: 640px) { .grid--4 { grid-template-columns: 1fr 1fr; } .grid--3 { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1200px) { .grid--4 { grid-template-columns: repeat(4, 1fr); } .grid--3 { grid-template-columns: repeat(3, 1fr); } }

.card {
  position: relative; padding: 28px; border-radius: var(--radius);
  background: var(--surface); border: 1px solid var(--border);
  box-shadow: 0 10px 30px rgba(0, 0, 0, .25);
  transition: transform .3s var(--ease), border-color .3s, box-shadow .3s, background-color .3s;
}
.card:hover { transform: translateY(-4px); background: var(--surface-2); border-color: rgba(237, 61, 6, .45); box-shadow: 0 18px 44px rgba(0, 0, 0, .4), 0 0 34px rgba(237, 61, 6, .12); }
.card__icon {
  display: grid; place-items: center; width: 50px; height: 50px; border-radius: 15px; margin-bottom: 20px;
  background: linear-gradient(150deg, rgba(237, 61, 6, .2), rgba(237, 61, 6, .05));
  border: 1px solid rgba(237, 61, 6, .28); color: #FF8A5C;
}
.card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.card p { color: var(--text-muted); font-size: .95rem; }
.card__link { display: inline-flex; align-items: center; gap: 6px; margin-top: 18px; font-weight: 600; font-size: .9rem; color: var(--accent-hover); }
.card__link [data-lucide] { width: 16px; height: 16px; transition: transform .25s var(--ease); }
.card__link:hover [data-lucide] { transform: translateX(4px); }

/* Soluções */
.solutions { display: grid; gap: 18px; grid-template-columns: 1fr; }
.card--feature { overflow: hidden; }
.card--feature::after {
  content: ""; position: absolute; right: -80px; top: -80px; width: 260px; height: 260px; border-radius: 50%;
  background: radial-gradient(circle, rgba(237, 61, 6, .22), transparent 70%); pointer-events: none;
}
@media (min-width: 640px) { .solutions { grid-template-columns: 1fr 1fr; } .card--feature { grid-column: 1 / -1; } }
@media (min-width: 900px) {
  .solutions { grid-template-columns: repeat(3, 1fr); }
  .card--feature { grid-column: 1 / 3; grid-row: 1 / 3; padding: 36px; display: flex; flex-direction: column; }
  .card--feature h3 { font-size: 1.5rem; }
  .card--feature .chat { margin-top: auto; }
}

/* Mini mockup de chat */
.chat { margin-top: 26px; padding: 14px; border-radius: 18px; background: #0E0E10; border: 1px solid var(--border); display: flex; flex-direction: column; gap: 10px; position: relative; z-index: 1; }
.chat__bar { display: flex; align-items: center; gap: 8px; font-size: .75rem; color: var(--text-muted); font-weight: 500; flex-wrap: wrap; }
.chat__dot { width: 8px; height: 8px; border-radius: 50%; background: #3DD68C; box-shadow: 0 0 8px rgba(61, 214, 140, .6); }
.chat__tag { margin-left: auto; display: inline-flex; align-items: center; gap: 5px; padding: 3px 9px; border-radius: 999px; background: var(--accent-soft); color: #FF8A5C; font-size: .7rem; border: 1px solid rgba(237, 61, 6, .25); }
.chat__tag [data-lucide] { width: 11px; height: 11px; }
.chat__msg { padding: 10px 14px; border-radius: 14px; font-size: .85rem; max-width: 88%; line-height: 1.5; }
.chat__msg--user { align-self: flex-end; background: var(--accent); color: #fff; border-bottom-right-radius: 4px; }
.chat__msg--ai { align-self: flex-start; background: var(--surface-2); color: #DEDEE2; border-bottom-left-radius: 4px; border: 1px solid var(--border); }
.chat__input { display: flex; justify-content: space-between; align-items: center; padding: 10px 14px; border-radius: 999px; border: 1px solid var(--border); color: #6f6f78; font-size: .8rem; }
.chat__input [data-lucide] { width: 16px; height: 16px; color: var(--accent-hover); }

/* ---------- Timeline ---------- */
.timeline { display: grid; gap: 0; position: relative; counter-reset: s; }
.step { position: relative; padding: 0 0 36px 68px; }
.step:last-child { padding-bottom: 0; }
.step::before { /* linha vertical (mobile) */
  content: ""; position: absolute; left: 21px; top: 44px; bottom: -4px; width: 2px;
  background: linear-gradient(180deg, var(--accent), rgba(237, 61, 6, .15));
  transform-origin: top; transform: scaleY(0); transition: transform .8s var(--ease) .2s;
}
.step:last-child::before { display: none; }
.step.is-visible::before { transform: scaleY(1); }
.step__num {
  position: absolute; left: 0; top: 0; width: 44px; height: 44px; display: grid; place-items: center; border-radius: 50%;
  background: var(--surface); border: 2px solid var(--accent); font-weight: 700; color: #fff;
  box-shadow: 0 0 0 6px var(--bg), 0 0 24px var(--accent-glow);
}
.step h3 { font-size: 1.15rem; margin: 8px 0 8px; }
.step p { color: var(--text-muted); font-size: .95rem; }
@media (min-width: 900px) {
  .timeline { grid-template-columns: repeat(4, 1fr); gap: 28px; }
  .step { padding: 72px 0 0; text-align: center; }
  .step__num { left: 50%; transform: translateX(-50%); top: 0; }
  .step::before { /* linha horizontal */
    left: calc(50% + 30px); right: calc(-14px - 50% + 30px); top: 21px; bottom: auto; width: auto; height: 2px;
    background: linear-gradient(90deg, var(--accent), rgba(237, 61, 6, .35)); transform: scaleX(0); transform-origin: left;
  }
  .step.is-visible::before { transform: scaleX(1); }
  .step h3 { margin-top: 0; }
}

/* ---------- Segurança ---------- */
.section--security {
  background: linear-gradient(180deg, #0C0C0E, #101012); border-block: 1px solid var(--border); overflow: hidden;
}
.section--security::before {
  content: ""; position: absolute; left: 50%; top: 50%; width: 900px; height: 600px; transform: translate(-50%, -50%);
  background: radial-gradient(ellipse, rgba(237, 61, 6, .14), transparent 65%); pointer-events: none;
}
.security { position: relative; display: grid; gap: 44px; align-items: center; }
.security__text h2 { font-size: clamp(1.75rem, 4vw, 2.75rem); margin-bottom: 18px; }
.security__text > p { color: var(--text-muted); font-size: 1.05rem; margin-bottom: 26px; }
.checklist { display: grid; gap: 14px; }
.checklist li { display: flex; align-items: flex-start; gap: 12px; color: #E4E4E7; }
.checklist li [data-lucide] {
  width: 22px; height: 22px; padding: 4px; border-radius: 50%; margin-top: 1px;
  background: var(--accent-soft); color: var(--accent-hover); border: 1px solid rgba(237, 61, 6, .3); stroke-width: 2.5;
}
.checklist--sm { gap: 12px; font-size: .92rem; }
.security__diagram { display: grid; gap: 16px; }
.diagram { padding: 18px; border-radius: var(--radius); background: rgba(22, 22, 26, .8); border: 1px solid var(--border); }
.diagram svg { width: 100%; height: auto; max-height: 200px; }
.diagram figcaption { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 10px; margin-top: 10px; font-size: .85rem; color: var(--text-muted); }
.diagram figcaption strong { color: var(--text); }
.diagram--zd { border-color: rgba(237, 61, 6, .4); box-shadow: 0 0 40px rgba(237, 61, 6, .12); }
.dot { width: 8px; height: 8px; border-radius: 50%; }
.dot--muted { background: #8d4a50; }
.dot--accent { background: var(--accent); box-shadow: 0 0 10px var(--accent); }
.dg-small { font-family: var(--font); font-size: 11px; font-weight: 500; }
.leak { animation: leak 1.2s linear infinite; }
@keyframes leak { to { stroke-dashoffset: -20; } }
.orbit { transform-box: view-box; transform-origin: 150px 116px; animation: spin 8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (min-width: 640px) { .security__diagram { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1200px) { .security { grid-template-columns: 1fr 1.1fr; gap: 80px; } }
@media (min-width: 900px) and (max-width: 1199px) { .security__text { max-width: 720px; } }

/* ---------- Comparativo ---------- */
.table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--border); background: var(--surface); -webkit-overflow-scrolling: touch; }
.compare { width: 100%; min-width: 640px; border-collapse: separate; border-spacing: 0; text-align: left; }
.compare th, .compare td { padding: 18px 24px; border-bottom: 1px solid var(--border); font-size: .95rem; vertical-align: middle; }
.compare tbody tr:last-child th, .compare tbody tr:last-child td { border-bottom: 0; }
.compare thead th { font-size: .8rem; text-transform: uppercase; letter-spacing: .1em; color: var(--text-muted); background: rgba(255, 255, 255, .02); }
.compare thead th.is-zd { color: #fff; }
.compare tbody th { font-weight: 600; color: var(--text); width: 28%; }
.compare td { color: var(--text-muted); }
.compare td > span:first-child { margin-right: 10px; }
.compare .is-zd { background: linear-gradient(90deg, rgba(237, 61, 6, .09), rgba(237, 61, 6, .03)); color: #F0F0F2; }
.yes, .no { display: inline-grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; vertical-align: middle; }
.yes { background: rgba(237, 61, 6, .18); color: var(--accent-hover); }
.no { background: rgba(255, 255, 255, .06); color: #7d7d86; }
.yes [data-lucide], .no [data-lucide] { width: 14px; height: 14px; stroke-width: 2.6; }
.table-wrap:focus-visible { outline-offset: 2px; }

/* ---------- Setores ---------- */
.sectors .card--sm { display: flex; align-items: center; gap: 18px; padding: 22px; }
.sectors .card--sm .card__icon { margin: 0; flex-shrink: 0; }
.sectors .card--sm h3 { font-size: 1.05rem; margin-bottom: 4px; }
.sectors .card--sm p { font-size: .88rem; }

/* ---------- Planos ---------- */
.plans { display: grid; gap: 20px; grid-template-columns: 1fr; align-items: stretch; }
.plan {
  position: relative; display: flex; flex-direction: column; gap: 14px; padding: 32px 28px; border-radius: 24px;
  background: var(--surface); border: 1px solid var(--border); transition: transform .3s var(--ease), border-color .3s, box-shadow .3s;
}
.plan:hover { transform: translateY(-4px); border-color: rgba(237, 61, 6, .4); }
.plan h3 { font-size: 1.35rem; }
.plan__desc { color: var(--text-muted); font-size: .92rem; }
.plan__price { font-size: 1.7rem; font-weight: 700; letter-spacing: -0.02em; margin: 6px 0; }
.plan .checklist { margin-bottom: 14px; flex: 1; }
.plan--featured {
  border: 1.5px solid var(--accent); background: linear-gradient(180deg, #1B1514, var(--surface) 60%);
  box-shadow: 0 0 0 1px rgba(237, 61, 6, .15), 0 24px 60px rgba(237, 61, 6, .16);
}
.plan__badge {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%); white-space: nowrap;
  padding: 6px 14px; border-radius: 999px; background: var(--accent); color: #fff; font-size: .75rem; font-weight: 700; letter-spacing: .03em;
  box-shadow: 0 6px 20px var(--accent-glow);
}
.plans__note { display: flex; align-items: center; justify-content: center; gap: 8px; margin-top: 30px; color: var(--text-muted); font-size: .92rem; text-align: center; }
.plans__note [data-lucide] { width: 18px; height: 18px; color: var(--accent-hover); }
@media (min-width: 900px) { .plans { grid-template-columns: repeat(3, 1fr); } .plan--featured { padding-block: 40px; margin-block: -8px; } }

/* ---------- FAQ ---------- */
.faq { display: grid; gap: 12px; }
.faq__item { border-radius: 18px; background: var(--surface); border: 1px solid var(--border); transition: border-color .3s; }
.faq__item:has(.faq__btn[aria-expanded="true"]) { border-color: rgba(237, 61, 6, .4); }
.faq__item h3 { font-size: 1rem; letter-spacing: -0.01em; line-height: 1.4; }
.faq__btn { display: flex; width: 100%; align-items: center; justify-content: space-between; gap: 16px; padding: 20px 24px; text-align: left; font-weight: 600; border-radius: 18px; }
.faq__btn [data-lucide] { width: 20px; height: 20px; color: var(--accent-hover); transition: transform .3s var(--ease); }
.faq__btn[aria-expanded="true"] [data-lucide] { transform: rotate(135deg); }
.faq__panel { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .35s var(--ease); }
.faq__panel > div { overflow: hidden; min-height: 0; }
.faq__panel p { padding: 0 24px 22px; color: var(--text-muted); }
.faq__btn[aria-expanded="true"] + .faq__panel { grid-template-rows: 1fr; }

/* ---------- CTA + formulário ---------- */
.section--cta { padding-top: 40px; }
.cta {
  position: relative; overflow: hidden; display: grid; gap: 40px; padding: 32px 22px; border-radius: 32px;
  background:
    radial-gradient(ellipse 70% 90% at 100% 0%, rgba(255, 140, 50, .28), transparent 60%),
    radial-gradient(ellipse 60% 70% at 0% 100%, rgba(237, 61, 6, .16), transparent 65%),
    var(--surface);
  border: 1px solid rgba(237, 61, 6, .3);
}
.cta h2 { font-size: clamp(1.9rem, 4.2vw, 3rem); margin-bottom: 16px; }
.cta__text > p { color: #BDBDC4; font-size: 1.05rem; margin-bottom: 24px; }
.cta__points { display: grid; gap: 12px; }
.cta__points li { display: flex; align-items: center; gap: 12px; color: #E4E4E7; font-size: .95rem; }
.cta__points [data-lucide] { color: var(--accent-hover); }
.form { display: grid; gap: 16px; padding: 24px; border-radius: 24px; background: rgba(10, 10, 11, .72); border: 1px solid var(--border); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); }
.field { display: grid; gap: 7px; }
.field label { font-size: .85rem; font-weight: 600; color: #D8D8DC; }
.field input, .field textarea {
  width: 100%; font: inherit; color: var(--text); background: #0F0F11; border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 14px; padding: 13px 16px; transition: border-color .2s, box-shadow .2s; resize: vertical;
}
.field input::placeholder { color: #5f5f68; }
.field input:hover, .field textarea:hover { border-color: rgba(255, 255, 255, .22); }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--accent-hover); box-shadow: 0 0 0 3px rgba(237, 61, 6, .25); }
.field [aria-invalid="true"] { border-color: #FF6B6B; }
.field__error { min-height: 0; font-size: .8rem; color: #FF8A8A; }
.field__error:empty { display: none; }
.form__status { display: flex; align-items: center; gap: 10px; padding: 14px 16px; border-radius: 14px; background: rgba(61, 214, 140, .1); border: 1px solid rgba(61, 214, 140, .35); color: #8FF0BE; font-size: .92rem; }
.form__status[hidden] { display: none; }
@media (min-width: 900px) { .cta { grid-template-columns: 1fr 1fr; gap: 56px; padding: 56px; align-items: center; } }

/* ---------- Rodapé ---------- */
.footer { border-top: 1px solid var(--border); background: #0B0B0C; padding: 56px 0 28px; }
.footer__top { display: grid; gap: 40px; }
.footer__brand { display: grid; gap: 16px; justify-items: start; max-width: 340px; }
.footer__brand p { color: var(--text-muted); font-size: .92rem; }
.social { display: flex; gap: 10px; }
.social a { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; background: rgba(255, 255, 255, .05); border: 1px solid var(--border); color: #C9C9CF; transition: color .2s, background-color .2s, border-color .2s, transform .2s; }
.social a:hover { color: #fff; background: var(--accent); border-color: var(--accent); transform: translateY(-2px); }
.social svg { width: 18px; height: 18px; }
.footer__cols { display: grid; grid-template-columns: 1fr 1fr; gap: 32px 20px; }
.footer__title { font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; color: var(--text); margin-bottom: 16px; font-weight: 600; }
.footer__cols ul { display: grid; gap: 10px; }
.footer__cols a { color: var(--text-muted); font-size: .92rem; transition: color .2s; }
.footer__cols a:hover { color: #fff; }
.footer__bottom { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--border); color: var(--text-muted); font-size: .85rem; }
.to-top { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 50%; background: rgba(255, 255, 255, .06); border: 1px solid var(--border); transition: background-color .2s, transform .2s; flex-shrink: 0; }
.to-top:hover { background: var(--accent); transform: translateY(-3px); }
@media (min-width: 900px) { .footer__top { grid-template-columns: 1.2fr 2fr; gap: 64px; } .footer__cols { grid-template-columns: repeat(4, 1fr); } }

/* ---------- Revelação ao rolar ---------- */
.js .reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s var(--ease), transform .8s var(--ease); transition-delay: var(--rd, 0s); }
.js .reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Movimento reduzido ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; transition-delay: 0s !important; }
  .js .reveal { opacity: 1; transform: none; }
  .pulse { opacity: 0; }
}