@import url("/fonts/fonts.css");

/* ============================================================
   tuca.tech — tokens
   ============================================================ */
:root {
  --dossel: #000000;
  --mata: #0a0a0b;
  --grafite: #16171a;
  --bico: #f7601b;
  --alvorada: #f8b810;
  --casca: #767676;
  --neblina: #9e9e9e;
  --peito: #ffffff;
  --subbosque: #0b3b2e;
  --lume: #2be08f;

  --hairline: rgba(255, 255, 255, 0.08);
  --hairline-hover: rgba(255, 255, 255, 0.18);
  --surface-subtle: rgba(255, 255, 255, 0.03);

  --grad-bico: linear-gradient(135deg, #f8b810 0%, #f7601b 100%);
  --grad-dossel: radial-gradient(120% 80% at 50% 0%, #141416 0%, #0a0a0b 60%, #000 100%);
  --glow-bico: 0 0 60px -12px rgba(247, 96, 27, 0.45);

  --font-display: "Chillax", system-ui, sans-serif;
  --font-sans: "Satoshi", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  /* uma escala, sem exceções */
  --text-display: clamp(2.75rem, 1.5rem + 5.5vw, 5.5rem);
  --text-h2: clamp(2rem, 1.25rem + 2.75vw, 3.25rem);
  --text-h3: clamp(1.125rem, 1rem + 0.4vw, 1.25rem);
  --text-lead: clamp(1.0625rem, 1rem + 0.4vw, 1.1875rem);
  --text-body: 1rem;
  --text-micro: 0.75rem;

  --radius-pill: 9999px;
  --radius-card: 20px;

  --ease-voo: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-pouso: cubic-bezier(0.65, 0, 0.35, 1);
  --dur-micro: 120ms;
  --dur-padrao: 240ms;
  --dur-secao: 480ms;

  --container: 1200px;
  --gutter: clamp(20px, 5vw, 48px);
  --section: clamp(72px, 8vw, 120px);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--mata);
  color: var(--peito);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img,
svg {
  max-width: 100%;
  display: block;
}

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

h1,
h2,
h3 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin: 0;
  text-wrap: balance;
}

p {
  margin: 0;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

::selection {
  background: var(--bico);
  color: #000;
}

:focus-visible {
  outline: 2px solid var(--alvorada);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip {
  position: absolute;
  left: -9999px;
  top: 12px;
  z-index: 200;
  background: var(--alvorada);
  color: #000;
  padding: 12px 20px;
  border-radius: var(--radius-pill);
  font-weight: 700;
}
.skip:focus {
  left: 12px;
}

/* Textura de grão — o "tátil" por cima do escuro */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 90;
  pointer-events: none;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E");
}

/* Barra de progresso do scroll */
.progress {
  position: fixed;
  inset: 0 0 auto;
  height: 2px;
  z-index: 120;
  background: var(--grad-bico);
  transform-origin: 0 50%;
  transform: scaleX(0);
}

/* Aurora — luz orgânica ao fundo (hero e CTA) */
.aurora {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}
.aurora span {
  position: absolute;
  border-radius: 50%;
  filter: blur(110px);
  will-change: transform;
  animation: deriva 26s var(--ease-respiro, ease-in-out) infinite alternate;
}
.aurora span:nth-child(1) {
  width: 560px;
  height: 560px;
  left: -12%;
  top: -18%;
  background: rgba(247, 96, 27, 0.13);
}
.aurora span:nth-child(2) {
  width: 480px;
  height: 480px;
  right: -10%;
  bottom: -28%;
  background: rgba(43, 224, 143, 0.07);
  animation-duration: 34s;
  animation-delay: -12s;
}
.aurora span:nth-child(3) {
  width: 380px;
  height: 380px;
  right: 24%;
  top: -22%;
  background: rgba(248, 184, 16, 0.08);
  animation-duration: 30s;
  animation-delay: -20s;
}
@keyframes deriva {
  from {
    transform: translate3d(0, 0, 0) scale(1);
  }
  to {
    transform: translate3d(8%, 10%, 0) scale(1.15);
  }
}

/* ============================================================
   Primitivos
   ============================================================ */
.wrap {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.kicker {
  font-family: var(--font-mono);
  font-size: var(--text-micro);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--neblina);
  margin: 0 0 20px;
}
.kicker i {
  font-style: normal;
  color: var(--alvorada);
}
.kicker--lume,
.kicker--lume i {
  color: var(--lume);
}

.lead {
  color: var(--neblina);
  font-size: var(--text-lead);
  line-height: 1.6;
  max-width: 58ch;
}
.lead strong,
.hero__lead strong {
  color: var(--peito);
  font-weight: 500;
}

.h2 {
  font-size: var(--text-h2);
}

.fogo {
  background: var(--grad-bico);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.section {
  padding-block: var(--section);
}

/* Botões — alvo mínimo 44px */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  border-radius: var(--radius-pill);
  padding: 13px 26px;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--dur-micro) var(--ease-pouso),
    border-color var(--dur-micro) var(--ease-pouso),
    box-shadow var(--dur-padrao) var(--ease-pouso);
}
.btn--primary {
  background: var(--bico);
  color: #000; /* preto sobre laranja: 6.6:1 */
}
.btn--primary:hover {
  background: var(--alvorada);
  box-shadow: var(--glow-bico);
}
.btn--ghost {
  background: transparent;
  color: var(--peito);
  border-color: var(--hairline-hover);
  font-weight: 500;
}
.btn--ghost:hover {
  border-color: var(--casca);
  background: var(--surface-subtle);
}
.btn--sm {
  min-height: 40px;
  padding: 9px 18px;
  font-size: 14px;
}

.link-seta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  color: var(--neblina);
  font-weight: 500;
  font-size: 15px;
  transition: color var(--dur-micro) var(--ease-pouso);
}
.link-seta:hover {
  color: var(--peito);
}
.link-seta svg {
  transition: transform var(--dur-padrao) var(--ease-voo);
}
.link-seta:hover svg {
  transform: translateX(5px);
}

.stack {
  font-family: var(--font-mono);
  font-size: var(--text-micro);
  letter-spacing: 0.04em;
  color: var(--neblina);
}

/* Entrada no scroll — visível por padrão sem JS */
.js .reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--dur-secao) var(--ease-voo),
    transform var(--dur-secao) var(--ease-voo);
}
.js .reveal.in {
  opacity: 1;
  transform: none;
}
.js .reveal .case,
.js .reveal .base {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity var(--dur-secao) var(--ease-voo),
    transform var(--dur-secao) var(--ease-voo);
}
.js .reveal.in .case,
.js .reveal.in .base {
  opacity: 1;
  transform: none;
}
.js .reveal.in .case:nth-child(2),
.js .reveal.in .base:nth-child(2) { transition-delay: 70ms; }
.js .reveal.in .case:nth-child(3),
.js .reveal.in .base:nth-child(3) { transition-delay: 140ms; }
.js .reveal.in .case:nth-child(4),
.js .reveal.in .base:nth-child(4) { transition-delay: 210ms; }
.js .reveal.in .case:nth-child(5) { transition-delay: 280ms; }
.js .reveal.in .case:nth-child(6) { transition-delay: 350ms; }

/* ============================================================
   Header
   ============================================================ */
.header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  border-bottom: 1px solid transparent;
  transition: background var(--dur-padrao) var(--ease-pouso),
    border-color var(--dur-padrao) var(--ease-pouso);
}
.header.stuck,
.header.open {
  background: rgba(10, 10, 11, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--hairline);
}
.header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  height: 72px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand__disc {
  display: grid;
  place-items: center;
  flex-shrink: 0;
}
.brand__disc img {
  height: 30px;
  width: auto;
}
.brand__word {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -0.02em;
}
.brand__word span {
  color: var(--neblina);
}
.nav {
  display: flex;
  align-items: center;
  gap: 26px;
  font-size: 14.5px;
  color: var(--neblina);
}
.nav a {
  padding: 10px 0;
  transition: color var(--dur-micro) var(--ease-pouso);
}
.nav a:hover {
  color: var(--peito);
}
.burger {
  display: none;
  background: none;
  border: 1px solid var(--hairline-hover);
  border-radius: var(--radius-pill);
  color: var(--peito);
  width: 44px;
  height: 44px;
  padding: 0;
  place-items: center;
  cursor: pointer;
}
.burger__box {
  display: block;
  width: 18px;
  height: 14px;
  position: relative;
}
.burger__linha,
.burger__box::before,
.burger__box::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: var(--peito);
  transition: transform var(--dur-padrao) var(--ease-pouso),
    opacity var(--dur-micro) var(--ease-pouso);
}
.burger__box::before {
  top: 0;
}
.burger__linha {
  top: 6px;
}
.burger__box::after {
  top: 12px;
}
.header.open .burger__box::before {
  transform: translateY(6px) rotate(45deg);
}
.header.open .burger__linha {
  opacity: 0;
}
.header.open .burger__box::after {
  transform: translateY(-6px) rotate(-45deg);
}

/* ============================================================
   Hero — editorial, marca sangrando a borda
   ============================================================ */
.hero {
  position: relative;
  min-height: 92svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: clamp(96px, 14vh, 150px);
  padding-bottom: clamp(48px, 8vh, 96px);
  background: var(--grad-dossel);
  overflow: hidden;
}
#seeds {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
.hero .wrap {
  position: relative;
  width: 100%;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}
.hero__content {
  position: relative;
  z-index: 2;
  grid-column: 1;
  grid-row: 1;
  max-width: 60ch;
}
.hero h1 {
  font-size: var(--text-display);
  letter-spacing: -0.035em;
  line-height: 1.02;
  max-width: 14ch;
}
.hero__lead {
  margin-top: clamp(20px, 3vw, 30px);
  font-size: var(--text-lead);
  color: var(--neblina);
  max-width: 44ch;
  line-height: 1.6;
}
.hero__actions {
  margin-top: 36px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  align-items: center;
}

/* O clack — a mandíbula superior levanta e revela o interior escuro */
@keyframes clack-sup {
  0% { transform: rotate(0); }
  16% { transform: rotate(-3.1deg); }
  38% { transform: rotate(-2.6deg); }
  60% { transform: rotate(0.55deg); }
  78% { transform: rotate(-0.25deg); }
  100% { transform: rotate(0); }
}
.mark.clack .js-jaw-top {
  animation: clack-sup 660ms cubic-bezier(0.3, 0.9, 0.4, 1);
}

/* A marca: assentada na coluna direita, com luz própria */
.mark {
  position: relative;
  grid-column: 2;
  grid-row: 1;
  justify-self: center;
  width: clamp(270px, 26vw, 380px);
  z-index: 1;
}
.mark::before {
  content: "";
  position: absolute;
  inset: -14%;
  border-radius: 50%;
  background: radial-gradient(closest-side, rgba(247, 96, 27, 0.12), transparent 72%);
  z-index: -1;
}
.mark svg {
  width: 100%;
  height: auto;
  --mark-body: #141418;
  --mark-rim: rgba(255, 255, 255, 0.11);
}

/* Prova na primeira dobra */
.hero__stats {
  position: relative;
  z-index: 2;
  grid-column: 1 / -1;
  margin-top: clamp(48px, 7vh, 80px);
  padding-top: 26px;
  border-top: 1px solid var(--hairline);
  display: flex;
  flex-wrap: wrap;
  gap: 20px clamp(32px, 5vw, 72px);
}
.hero__stats b {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.5rem, 2.4vw, 2.1rem);
  letter-spacing: -0.02em;
  line-height: 1;
}
.hero__stats span {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  color: var(--neblina);
}
.hero__trigger {
  margin-top: 12px;
  font-size: 13px;
  color: var(--neblina);
}

/* ============================================================
   Marcas — marquee duplo em direções opostas
   ============================================================ */
.marcas {
  padding-block: clamp(64px, 8vw, 104px);
  border-block: 1px solid var(--hairline);
  background: var(--dossel);
  overflow: hidden;
}
.marcas__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px 32px;
  margin-bottom: clamp(36px, 4vw, 56px);
}
.marcas__h {
  font-size: var(--text-h2);
  max-width: 20ch;
}
.marcas__nota {
  font-size: 14px;
  color: var(--neblina);
  max-width: 34ch;
  line-height: 1.6;
}
.marquee {
  position: relative;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee + .marquee {
  margin-top: 12px;
}
.marquee__track {
  display: flex;
  gap: 12px;
  width: max-content;
  animation: desliza 72s linear infinite;
}
.marquee--reverso .marquee__track {
  animation-direction: reverse;
  animation-duration: 86s;
}
.marquee:hover .marquee__track {
  animation-play-state: paused;
}
@keyframes desliza {
  to {
    transform: translateX(calc(-50% - 6px));
  }
}
.marquee figure {
  margin: 0;
  flex: 0 0 auto;
  width: 168px;
  height: 72px;
  display: grid;
  place-items: center;
  background: #fff;
  border-radius: 12px;
  transition: transform var(--dur-padrao) var(--ease-voo);
}
.marquee figure:hover {
  transform: translateY(-3px) scale(1.03);
}
.marquee img {
  height: 28px;
  width: auto;
  max-width: 120px;
  object-fit: contain;
  filter: grayscale(1);
  opacity: 0.8;
  transition: filter var(--dur-padrao) var(--ease-pouso),
    opacity var(--dur-padrao) var(--ease-pouso);
}
.marquee figure:hover img {
  filter: none;
  opacity: 1;
}

/* ============================================================
   Método — coluna esquerda fixa, bases rolando
   ============================================================ */
.metodo__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: clamp(40px, 6vw, 96px);
  align-items: start;
}
.metodo__intro {
  position: sticky;
  top: 112px;
}
.metodo__intro .lead {
  margin-top: 22px;
}
.metodo__grid .reveal {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.base {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: clamp(20px, 2.4vw, 28px);
  border-radius: var(--radius-card);
  background: linear-gradient(var(--grafite), var(--grafite)) padding-box,
    linear-gradient(160deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.03) 45%, rgba(255, 255, 255, 0.03)) border-box;
  border: 1px solid transparent;
  transition: transform var(--dur-padrao) var(--ease-voo);
}
.base:hover {
  transform: translateY(-3px);
  background: linear-gradient(#191a1e, #16171a) padding-box,
    linear-gradient(160deg, rgba(248, 184, 16, 0.5), rgba(247, 96, 27, 0.22) 45%, rgba(255, 255, 255, 0.05)) border-box;
}
.base p.base__num {
  font-family: var(--font-mono);
  font-size: var(--text-micro);
  letter-spacing: 0.12em;
  color: var(--neblina);
  margin-bottom: 14px;
  transition: color var(--dur-padrao) var(--ease-pouso);
}
.base:hover .base__num {
  color: var(--alvorada);
}
.base h3 {
  font-size: var(--text-h3);
  margin-bottom: 8px;
}
.base p {
  color: var(--neblina);
  font-size: 14.5px;
  line-height: 1.6;
}
.base .stack {
  display: block;
  margin-top: auto;
  padding-top: 16px;
}

/* ============================================================
   Cases — carrossel horizontal com scroll-snap
   ============================================================ */
.cases__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
}
.cases__nav {
  display: flex;
  gap: 10px;
  flex-shrink: 0;
}
.cases__nav button {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--hairline-hover);
  background: transparent;
  color: var(--peito);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: border-color var(--dur-micro) var(--ease-pouso),
    background var(--dur-micro) var(--ease-pouso);
}
.cases__nav button:hover {
  border-color: var(--casca);
  background: var(--surface-subtle);
}
.cases__nav button:disabled {
  opacity: 0.35;
  cursor: default;
}

.cases {
  display: flex;
  gap: 16px;
  margin-top: clamp(36px, 5vw, 56px);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  padding: 4px;
  /* deixa o trilho sangrar até a borda da tela */
  margin-inline: calc(-1 * var(--gutter));
  padding-inline: var(--gutter);
}
.cases::-webkit-scrollbar {
  display: none;
}
.case {
  position: relative;
  flex: 0 0 min(420px, 86vw);
  scroll-snap-align: start;
  scroll-margin-inline-start: var(--gutter);
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: clamp(24px, 3vw, 32px);
  border-radius: var(--radius-card);
  background: linear-gradient(var(--grafite), var(--grafite)) padding-box,
    linear-gradient(160deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.03) 40%, rgba(255, 255, 255, 0.03)) border-box;
  border: 1px solid transparent;
  transition: transform var(--dur-padrao) var(--ease-voo),
    box-shadow var(--dur-padrao) var(--ease-pouso);
}
.case:hover {
  transform: translateY(-4px);
  background: linear-gradient(#191a1e, #16171a) padding-box,
    linear-gradient(160deg, rgba(248, 184, 16, 0.55), rgba(247, 96, 27, 0.25) 45%, rgba(255, 255, 255, 0.05)) border-box;
  box-shadow: 0 24px 60px -32px rgba(247, 96, 27, 0.35);
}
.case__num {
  position: absolute;
  top: 14px;
  right: 20px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(3rem, 5vw, 4.4rem);
  line-height: 1;
  letter-spacing: -0.04em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.12);
  pointer-events: none;
  transition: -webkit-text-stroke-color var(--dur-padrao) var(--ease-pouso);
}
.case:hover .case__num {
  -webkit-text-stroke-color: rgba(247, 96, 27, 0.5);
}
.case__logo {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 14px;
  min-height: 30px;
  margin-bottom: 14px;
  padding-right: 76px; /* reserva o espaço do número outline */
}
.case__logo img {
  height: 30px;
  width: auto;
  max-width: 132px;
  object-fit: contain;
  /* silhueta branca uniforme: marcas diferentes, um só tom */
  filter: grayscale(1) brightness(0) invert(1);
  opacity: 0.85;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}
.case__seg {
  font-size: 13px;
  font-weight: 500;
  color: var(--neblina);
  margin-top: 5px;
}
.case__result {
  font-size: 1.0625rem;
  font-weight: 500;
  color: var(--peito);
  line-height: 1.5;
}
.case__hl {
  display: flex;
  flex-direction: column;
  gap: 9px;
}
.case__hl li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  color: var(--neblina);
  line-height: 1.55;
}
.case__hl li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--casca);
}
.case__hl strong {
  color: var(--peito);
  font-weight: 500;
}
.case__ativo {
  margin-top: auto;
  border-top: 1px solid var(--hairline);
  padding-top: 16px;
  font-size: 14px;
  color: var(--neblina);
  line-height: 1.55;
}
.case__ativo b {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--alvorada);
  margin-bottom: 7px;
}
.case__ativo .stack {
  display: block;
  margin-top: 10px;
}

/* ============================================================
   Processo — o método é o produto
   ============================================================ */
.processo {
  position: relative;
  background: linear-gradient(180deg, var(--mata) 0%, #101114 40%, var(--mata) 100%);
  border-block: 1px solid var(--hairline);
  overflow: hidden;
}
.processo .wrap {
  position: relative;
  z-index: 2;
}
.trilha {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
  margin-top: clamp(44px, 6vw, 72px);
  position: relative;
}
.trilha::before {
  content: "";
  position: absolute;
  top: 4px;
  left: 0;
  right: 0;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--casca), var(--alvorada) 55%, var(--lume));
  opacity: 0.55;
}
.etapa {
  padding-top: 28px;
  position: relative;
}
.etapa::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--casca);
  box-shadow: 0 0 0 4px var(--mata);
  transition: transform var(--dur-padrao) var(--ease-voo),
    background var(--dur-padrao) var(--ease-pouso);
}
.etapa:hover::before {
  transform: scale(1.4);
  background: var(--alvorada);
}
.etapa--fim::before {
  background: var(--lume);
  box-shadow: 0 0 0 4px var(--mata), 0 0 18px rgba(43, 224, 143, 0.7);
  animation: pulso 4s var(--ease-respiro, ease-in-out) infinite;
}
@keyframes pulso {
  0%, 100% { box-shadow: 0 0 0 4px var(--mata), 0 0 12px rgba(43, 224, 143, 0.4); }
  50% { box-shadow: 0 0 0 4px var(--mata), 0 0 26px rgba(43, 224, 143, 0.85); }
}
.etapa__when {
  font-family: var(--font-mono);
  font-size: var(--text-micro);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--neblina);
  margin-bottom: 10px;
}
.etapa h3 {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  margin-bottom: 6px;
}
.etapa p {
  color: var(--neblina);
  font-size: 14px;
  line-height: 1.6;
}
.etapa--fim h3 {
  color: var(--lume);
}

/* ============================================================
   CTA final
   ============================================================ */
.fim {
  background: var(--dossel);
  border-top: 1px solid var(--hairline);
  text-align: center;
}
.fim__selo {
  width: 76px;
  margin: 0 auto 26px;
}
.fim h2 {
  font-size: var(--text-h2);
}
.fim .lead {
  margin: 20px auto 0;
}
.fim__actions {
  margin-top: 36px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
.fim__email {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--neblina);
  user-select: all;
  padding: 8px;
}

/* ============================================================
   Footer
   ============================================================ */
.footer {
  background: var(--dossel);
  padding-block: 48px;
  font-size: 13px;
  color: var(--neblina);
}
.footer__grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px 40px;
  justify-content: space-between;
  align-items: flex-end;
}
.footer a {
  display: inline-block;
  padding: 8px 0;
}
.footer a:hover {
  color: var(--peito);
}
.footer__endosso b {
  color: var(--peito);
  font-weight: 600;
}

/* ============================================================
   Responsivo
   ============================================================ */
@media (max-width: 1080px) {
  .trilha {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 28px 18px;
  }
  .trilha::before {
    display: none;
  }
}

@media (max-width: 960px) {
  .metodo__grid {
    grid-template-columns: 1fr;
  }
  .metodo__intro {
    position: static;
  }
  .metodo__grid .reveal {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .nav {
    display: none;
  }
  .burger {
    display: grid;
  }
  @keyframes menuIn {
    from {
      opacity: 0;
      transform: translateY(-10px);
    }
  }
  .header.open .nav {
    display: flex;
    animation: menuIn 260ms var(--ease-voo);
    position: absolute;
    inset: 72px 0 auto;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: rgba(10, 10, 11, 0.97);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--hairline);
    padding: 16px var(--gutter) 24px;
    font-size: 17px;
  }
  .header.open .nav a {
    padding: 14px 0;
    width: 100%;
  }
  .header__cta {
    margin-left: auto;
  }

  /* no mobile o símbolo vivo abre a página — e o header fica só com o wordmark */
  .brand__disc {
    display: none;
  }
  .hero {
    min-height: auto;
  }
  .hero .wrap {
    display: block;
  }
  .hero__content {
    position: relative;
  }
  .mark {
    position: absolute;
    top: -10px;
    right: 0;
    width: 84px;
    margin: 0;
  }
  .mark::before {
    inset: -34%;
  }
  .hero__content .kicker,
  .hero h1 {
    padding-right: 96px;
  }
  .hero__content {
    max-width: none;
  }
}

@media (max-width: 640px) {
  .hero__stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
  }
  .hero__stats b {
    font-size: 1.4rem;
  }
  .hero__stats span {
    font-size: 11.5px;
  }
  .trilha {
    grid-template-columns: 1fr;
  }
  .hero__actions .btn {
    width: 100%;
  }
}

/* ============================================================
   Movimento reduzido
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 120ms !important;
  }
  .js .reveal {
    opacity: 1;
    transform: none;
  }
  .marquee__track {
    animation-play-state: paused;
  }
  .mark.clack .js-jaw-top,
  .etapa--fim::before {
    animation: none;
  }
  #seeds {
    display: none;
  }
}