/* ---------------------------------------------------------------------------
   SATTRN — Intelligence in Orbit
   Landing page do SATTRN Autopilot.

   A paleta sai da marca: o verde-sálvia do ícone sobre o grafite escuro da
   logo. Nada de gradiente aleatório — o brilho existe só onde precisa guiar o
   olho, e some inteiro para quem pediu menos movimento.
--------------------------------------------------------------------------- */

:root {
  --ink:        #05070a;
  --deep:       #0a0e12;
  --panel:      #10161b;
  --panel-soft: #141c22;
  --line:       #1e2a31;
  --line-soft:  #172128;

  --sage:       #a6bd8e;
  --sage-bright:#c2d8ab;
  --sage-deep:  #6d8a55;

  --text:       #e8efe6;
  --muted:      #8b9a93;
  --faint:      #5d6b64;

  --radius:     16px;
  --radius-lg:  24px;
  --shell:      1200px;

  --ease:       cubic-bezier(.16,.84,.44,1);
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font: 400 17px/1.65 "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-feature-settings: "cv02","cv03","cv04","cv11";
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }

a { color: inherit; text-decoration: none; }

::selection { background: var(--sage); color: var(--ink); }

:focus-visible {
  outline: 2px solid var(--sage);
  outline-offset: 3px;
  border-radius: 6px;
}

/* ------------------------------------------------------------------ layout */

.shell {
  width: 100%;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 24px;
}

section { position: relative; }

.band { padding: 108px 0; }
.band--tight { padding: 76px 0; }

.band--panel {
  background: linear-gradient(180deg, transparent, var(--deep) 12%, var(--deep) 88%, transparent);
}

/* --------------------------------------------------------------- tipografia */

h1, h2, h3, h4 {
  margin: 0;
  color: #fff;
  font-weight: 600;
  letter-spacing: -.025em;
  line-height: 1.1;
}

h1 { font-size: clamp(31px, 6.4vw, 68px); letter-spacing: -.035em; }
h2 { font-size: clamp(25px, 4.4vw, 44px); }

/* Uma palavra comprida não pode empurrar a coluna e alargar a página inteira:
   com grid, a largura mínima do conteúdo vira a largura da coluna. */
h1, h2, h3, h4, p, li { overflow-wrap: break-word; }
h3 { font-size: clamp(19px, 2vw, 22px); line-height: 1.3; }

p { margin: 0 0 18px; }

.lede {
  max-width: 62ch;
  color: var(--muted);
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.6;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 20px;
  color: var(--sage);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--sage));
}

.section-head { max-width: 720px; margin-bottom: 56px; }
.section-head h2 { margin-bottom: 18px; }
.section-head p  { margin: 0; }

/* ------------------------------------------------------------------ botões */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 28px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 15.5px;
  font-weight: 600;
  letter-spacing: -.01em;
  cursor: pointer;
  transition: transform .22s var(--ease), box-shadow .22s var(--ease),
              background-color .22s var(--ease), border-color .22s var(--ease);
}

.btn--primary {
  background: var(--sage);
  color: #0d1410;
  box-shadow: 0 0 0 0 rgba(166,189,142,.45);
}

.btn--primary:hover {
  background: var(--sage-bright);
  transform: translateY(-2px);
  box-shadow: 0 14px 34px -14px rgba(166,189,142,.7);
}

.btn--ghost {
  border-color: var(--line);
  background: rgba(255,255,255,.02);
  color: var(--text);
}

.btn--ghost:hover {
  border-color: var(--sage-deep);
  background: rgba(166,189,142,.07);
  transform: translateY(-2px);
}

.btn--sm { padding: 11px 20px; font-size: 14px; }

.btn__arrow { transition: transform .22s var(--ease); }
.btn:hover .btn__arrow { transform: translateX(3px); }

/* ------------------------------------------------------------------ header */

.masthead {
  position: fixed;
  inset: 0 0 auto;
  z-index: 60;
  transition: background-color .3s var(--ease), border-color .3s var(--ease),
              backdrop-filter .3s var(--ease);
  border-bottom: 1px solid transparent;
}

.masthead.is-stuck {
  background: rgba(5,7,10,.78);
  backdrop-filter: saturate(150%) blur(14px);
  -webkit-backdrop-filter: saturate(150%) blur(14px);
  border-bottom-color: var(--line-soft);
}

.masthead__inner {
  display: flex;
  align-items: center;
  gap: 28px;
  height: 74px;
}

.brand { display: flex; align-items: center; gap: 12px; flex: none; }
.brand img { width: 132px; }

.brand__product {
  padding-left: 12px;
  border-left: 1px solid var(--line);
  color: var(--muted);
  font-size: 13.5px;
  font-weight: 500;
  letter-spacing: .02em;
}

.masthead nav {
  display: flex;
  gap: 30px;
  margin-left: auto;
}

.masthead nav a {
  position: relative;
  color: var(--muted);
  font-size: 14.5px;
  transition: color .2s var(--ease);
}

.masthead nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -6px;
  width: 0; height: 1px;
  background: var(--sage);
  transition: width .26s var(--ease);
}

.masthead nav a:hover { color: var(--text); }
.masthead nav a:hover::after { width: 100%; }

.masthead__cta { flex: none; }

.burger {
  display: none;
  width: 42px; height: 42px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: rgba(255,255,255,.02);
  color: var(--text);
  cursor: pointer;
}

.burger span {
  display: block;
  width: 16px; height: 1.5px;
  margin: 3px auto;
  background: currentColor;
  transition: transform .25s var(--ease), opacity .25s var(--ease);
}

.masthead.is-open .burger span:nth-child(1) { transform: translateY(4.5px) rotate(45deg); }
.masthead.is-open .burger span:nth-child(2) { opacity: 0; }
.masthead.is-open .burger span:nth-child(3) { transform: translateY(-4.5px) rotate(-45deg); }

/* -------------------------------------------------------------------- hero */

.hero {
  position: relative;
  padding: 156px 0 92px;
  overflow: hidden;
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 60px;
}

.hero__grid > * { min-width: 0; }

/* A quebra escolhida a mão só ajuda quando há largura para ela. */
.only-wide { display: none; }

@media (min-width: 861px) {
  .only-wide { display: initial; }
}

.hero h1 { margin-bottom: 24px; }
.hero h1 em { font-style: normal; color: var(--sage); }

.hero .lede { margin-bottom: 34px; }

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 30px;
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  color: var(--faint);
  font-size: 13.5px;
}

.hero__meta span { display: inline-flex; align-items: center; gap: 8px; }

.dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--sage);
  box-shadow: 0 0 0 3px rgba(166,189,142,.15);
}

/* moldura de navegador */

.frame {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
  box-shadow: 0 40px 90px -50px rgba(0,0,0,.95),
              0 0 0 1px rgba(255,255,255,.02) inset;
  overflow: hidden;
}

.frame__bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 13px 18px;
  border-bottom: 1px solid var(--line-soft);
  background: rgba(255,255,255,.015);
}

.frame__dots { display: flex; gap: 6px; }
.frame__dots i {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--line);
}

.frame__url {
  flex: 1;
  padding: 5px 12px;
  border-radius: 7px;
  background: rgba(0,0,0,.3);
  color: var(--faint);
  font-size: 11.5px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  text-align: center;
}

.frame img { display: block; width: 100%; }

.hero__frame { position: relative; }

.hero__glow {
  position: absolute;
  z-index: -1;
  left: 50%; top: 40%;
  width: min(780px, 96vw);
  aspect-ratio: 1;
  transform: translate(-50%,-50%);
  background: radial-gradient(circle, rgba(166,189,142,.13), transparent 62%);
  filter: blur(28px);
  pointer-events: none;
}

/* cartão flutuante sobre a moldura */

.float-card {
  position: absolute;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 17px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(16,22,27,.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 22px 50px -28px rgba(0,0,0,.95);
  font-size: 13px;
}

.float-card strong { display: block; color: #fff; font-size: 13.5px; font-weight: 600; }
.float-card span   { color: var(--faint); font-size: 12px; }

.float-card--a { right: -14px; bottom: 27%; }
.float-card--b { left: -18px; bottom: 9%; }

.pulse {
  position: relative;
  width: 9px; height: 9px;
  flex: none;
  border-radius: 50%;
  background: var(--sage);
}

.pulse::after {
  content: "";
  position: absolute;
  inset: -5px;
  border: 1px solid var(--sage);
  border-radius: 50%;
  opacity: 0;
  animation: ping 2.8s var(--ease) infinite;
}

@keyframes ping {
  0%   { transform: scale(.6); opacity: .7; }
  70%  { transform: scale(1.5); opacity: 0; }
  100% { opacity: 0; }
}

/* ------------------------------------------------------------ órbita/fundo */

.orbits {
  position: absolute;
  inset: 0;
  z-index: -2;
  overflow: hidden;
  pointer-events: none;
}

.orbits i {
  position: absolute;
  left: 50%; top: 8%;
  border: 1px solid rgba(166,189,142,.07);
  border-radius: 50%;
  transform: translateX(-50%);
}

.orbits i:nth-child(1) { width: 620px;  aspect-ratio: 1; }
.orbits i:nth-child(2) { width: 980px;  aspect-ratio: 1; opacity: .7; }
.orbits i:nth-child(3) { width: 1420px; aspect-ratio: 1; opacity: .45; }

.grid-veil {
  position: absolute;
  inset: 0;
  z-index: -3;
  background-image:
    linear-gradient(rgba(166,189,142,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(166,189,142,.045) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse 78% 58% at 50% 34%, #000 25%, transparent 72%);
  -webkit-mask-image: radial-gradient(ellipse 78% 58% at 50% 34%, #000 25%, transparent 72%);
  pointer-events: none;
}

/* ---------------------------------------------------------------- pipeline */

.pipeline {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
  counter-reset: step;
}

.pipe-step {
  position: relative;
  padding: 22px 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  transition: border-color .3s var(--ease), transform .3s var(--ease),
              background-color .3s var(--ease);
}

.pipe-step:hover {
  border-color: var(--sage-deep);
  background: var(--panel-soft);
  transform: translateY(-4px);
}

.pipe-step__icon {
  display: grid;
  place-items: center;
  width: 38px; height: 38px;
  margin-bottom: 14px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: rgba(166,189,142,.06);
  color: var(--sage);
}

.pipe-step h3 { margin-bottom: 6px; font-size: 15.5px; }
.pipe-step p  { margin: 0; color: var(--muted); font-size: 13.5px; line-height: 1.5; }

.pipe-step__n {
  position: absolute;
  top: 18px; right: 18px;
  color: var(--faint);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  letter-spacing: .1em;
}

.pipe-step::after {
  content: "";
  position: absolute;
  right: -12px; top: 50%;
  width: 12px; height: 1px;
  background: linear-gradient(90deg, var(--sage-deep), transparent);
  opacity: .5;
}

.pipe-step:last-child::after { display: none; }

/* ------------------------------------------------------------------- cards */

.cards > *, .pipeline > *, .split > *, .providers > *, .vault > * { min-width: 0; }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}

.card {
  padding: 30px 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  transition: border-color .3s var(--ease), transform .3s var(--ease);
}

.card:hover { border-color: var(--sage-deep); transform: translateY(-3px); }

.card__icon {
  display: grid;
  place-items: center;
  width: 42px; height: 42px;
  margin-bottom: 18px;
  border-radius: 12px;
  background: rgba(166,189,142,.08);
  color: var(--sage);
}

.card h3 { margin-bottom: 10px; }
.card p  { margin: 0; color: var(--muted); font-size: 15px; }

/* ----------------------------------------------------------- antes/depois */

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  align-items: stretch;
}

.slab {
  padding: 34px 32px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
}

.slab--now {
  border-color: rgba(166,189,142,.32);
  background:
    linear-gradient(180deg, rgba(166,189,142,.07), transparent 45%),
    var(--panel);
}

.slab h3 { margin-bottom: 20px; font-size: 17px; }

.slab__tag {
  display: inline-block;
  margin-bottom: 16px;
  padding: 4px 11px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.slab__tag--old { background: rgba(255,255,255,.05); color: var(--faint); }
.slab__tag--new { background: rgba(166,189,142,.13); color: var(--sage); }

.chore-list { margin: 0; padding: 0; list-style: none; }

.chore-list li {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--line-soft);
  color: var(--muted);
  font-size: 14.5px;
}

.chore-list li:last-child { border-bottom: 0; }
.chore-list--old li { text-decoration: line-through; text-decoration-color: rgba(255,255,255,.18); }

.chore-list i {
  width: 16px; height: 16px;
  flex: none;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(255,255,255,.05);
  color: var(--faint);
  font-size: 9px;
  font-style: normal;
}

.chore-list--new i { background: rgba(166,189,142,.15); color: var(--sage); }
.chore-list--new li { color: var(--text); text-decoration: none; }

.slab__punch {
  margin: 22px 0 0;
  color: #fff;
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -.02em;
}

/* --------------------------------------------------------------- provedores */

.providers {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

.provider {
  padding: 26px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  transition: border-color .3s var(--ease);
}

.provider:hover { border-color: var(--sage-deep); }
.provider strong { display: block; margin-bottom: 6px; color: #fff; font-size: 16px; }
.provider span   { color: var(--muted); font-size: 14px; }

/* --------------------------------------------------------------- destaques */

.feature {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
  gap: 56px;
  align-items: center;
}

.feature--flip .feature__media { order: -1; }

.feature__list { margin: 24px 0 0; padding: 0; list-style: none; }

.feature__list li {
  position: relative;
  padding: 0 0 0 26px;
  margin-bottom: 13px;
  color: var(--muted);
  font-size: 15.5px;
}

.feature__list li::before {
  content: "";
  position: absolute;
  left: 2px; top: 9px;
  width: 7px; height: 7px;
  border: 1px solid var(--sage);
  border-radius: 2px;
  transform: rotate(45deg);
}

.feature__list strong { color: var(--text); font-weight: 600; }

/* -------------------------------------------------------------- segurança */

.vault {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 18px;
}

.vault-item {
  padding: 26px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(166,189,142,.05), transparent 60%),
    var(--panel);
}

.vault-item strong {
  display: block;
  margin-bottom: 8px;
  color: #fff;
  font-size: 15.5px;
  font-weight: 600;
}

.vault-item span { color: var(--muted); font-size: 14px; line-height: 1.55; }

.vault-item code {
  display: inline-block;
  margin-bottom: 12px;
  padding: 4px 10px;
  border: 1px solid rgba(166,189,142,.25);
  border-radius: 7px;
  background: rgba(166,189,142,.07);
  color: var(--sage);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12.5px;
  letter-spacing: .06em;
}

/* ------------------------------------------------------------ requisitos */

.specs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.spec {
  padding: 9px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel);
  color: var(--muted);
  font-size: 13.5px;
}

.spec strong { color: var(--text); font-weight: 600; }

/* -------------------------------------------------------------------- FAQ */

.faq { border-top: 1px solid var(--line-soft); }

.faq details {
  border-bottom: 1px solid var(--line-soft);
}

.faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 0;
  color: #fff;
  font-size: 17px;
  font-weight: 500;
  cursor: pointer;
  list-style: none;
  transition: color .2s var(--ease);
}

.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--sage); }

.faq summary::after {
  content: "";
  width: 11px; height: 11px;
  flex: none;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translate(-2px,-2px);
  transition: transform .28s var(--ease);
}

.faq details[open] summary::after { transform: rotate(-135deg) translate(-2px,-2px); }

.faq p {
  max-width: 78ch;
  margin: -6px 0 24px;
  color: var(--muted);
  font-size: 15.5px;
}

/* ------------------------------------------------------------------ oferta */

.offer {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0,1fr) minmax(0,.85fr);
  gap: 48px;
  align-items: center;
  padding: 52px;
  border: 1px solid rgba(166,189,142,.28);
  border-radius: 28px;
  background:
    radial-gradient(circle at 88% 12%, rgba(166,189,142,.13), transparent 55%),
    var(--panel);
  overflow: hidden;
}

.offer__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
  padding: 6px 14px;
  border: 1px solid rgba(166,189,142,.3);
  border-radius: 999px;
  background: rgba(166,189,142,.09);
  color: var(--sage);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.price { display: flex; align-items: baseline; gap: 14px; margin: 4px 0 6px; }
.price__now { color: #fff; font-size: clamp(46px, 7vw, 66px); font-weight: 600; letter-spacing: -.04em; }
.price__was { color: var(--faint); font-size: 20px; text-decoration: line-through; }
.price__note { margin: 0 0 26px; color: var(--muted); font-size: 15px; }

.offer__includes { margin: 0; padding: 0; list-style: none; }

.offer__includes li {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-soft);
  color: var(--muted);
  font-size: 14.5px;
}

.offer__includes li:last-child { border-bottom: 0; }
.offer__includes svg { flex: none; margin-top: 3px; color: var(--sage); }

/* ---------------------------------------------------------------- CTA final */

.closer { text-align: center; }
.closer h2 { margin-bottom: 20px; }
.closer .lede { margin: 0 auto 34px; }

.closer__ring {
  position: absolute;
  left: 50%; top: 50%;
  width: min(700px, 92vw);
  aspect-ratio: 1;
  transform: translate(-50%,-50%);
  border: 1px solid rgba(166,189,142,.09);
  border-radius: 50%;
  pointer-events: none;
}

.closer__ring::before {
  content: "";
  position: absolute;
  inset: 16%;
  border: 1px solid rgba(166,189,142,.07);
  border-radius: 50%;
}

/* ------------------------------------------------------------------ footer */

.footer {
  border-top: 1px solid var(--line-soft);
  padding: 64px 0 40px;
}

.footer__grid {
  display: grid;
  grid-template-columns: minmax(0,1.4fr) repeat(3, minmax(0,1fr));
  gap: 40px;
  margin-bottom: 48px;
}

.footer__brand img { width: 128px; margin-bottom: 16px; }
.footer__brand p { max-width: 34ch; color: var(--faint); font-size: 14px; }

.footer h4 {
  margin-bottom: 16px;
  color: var(--muted);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .13em;
  text-transform: uppercase;
}

.footer ul { margin: 0; padding: 0; list-style: none; }
.footer li { margin-bottom: 10px; }

.footer li a {
  color: var(--faint);
  font-size: 14.5px;
  transition: color .2s var(--ease);
}

.footer li a:hover { color: var(--sage); }

.footer__base {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 26px;
  align-items: center;
  justify-content: space-between;
  padding-top: 26px;
  border-top: 1px solid var(--line-soft);
  color: var(--faint);
  font-size: 13.5px;
}

.footer__base em { font-style: normal; color: var(--sage); }

/* ---------------------------------------------------------- scroll reveal */

[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}

[data-reveal].is-in { opacity: 1; transform: none; }

/* -------------------------------------------------------------- responsivo */

@media (max-width: 1080px) {
  .pipeline { grid-template-columns: repeat(3, minmax(0,1fr)); }
  .pipe-step:nth-child(3)::after { display: none; }
  .feature { grid-template-columns: 1fr; gap: 34px; }
  .feature--flip .feature__media { order: 0; }
  .offer { grid-template-columns: 1fr; gap: 34px; padding: 40px 32px; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 860px) {
  .band { padding: 76px 0; }

  .masthead nav {
    position: absolute;
    left: 16px; right: 16px; top: 74px;
    flex-direction: column;
    gap: 4px;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: rgba(10,14,18,.97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    opacity: 0;
    transform: translateY(-8px);
    pointer-events: none;
    transition: opacity .25s var(--ease), transform .25s var(--ease);
  }

  .masthead.is-open nav { opacity: 1; transform: none; pointer-events: auto; }
  .masthead nav a { padding: 11px 8px; font-size: 15.5px; }
  .masthead nav a::after { display: none; }

  .burger { display: block; margin-left: auto; }
  .masthead__cta { display: none; }

  .hero { padding: 124px 0 68px; }
  .split { grid-template-columns: 1fr; }
  .float-card { display: none; }
  .orbits { display: none; }
  .frame__url { display: none; }
}

@media (max-width: 620px) {
  .pipeline { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .pipe-step::after { display: none; }
  .footer__grid { grid-template-columns: 1fr; }
  .offer { padding: 32px 22px; }
  .slab { padding: 26px 22px; }
}

/* ---------------------------------------------------- movimento reduzido */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }

  [data-reveal] { opacity: 1; transform: none; }
}