:root {
  --bg: #121414;
  --bg-deep: #0c0f0f;
  --surface: #1e2020;
  --surface-soft: #282a2b;
  --text: #e2e2e2;
  --text-soft: #c4c7c7;
  --line: #444748;
  --gold: #e9c349;
  --gold-dim: #af8d11;
  --container: min(1440px, calc(100% - 48px));
  --transition: 400ms cubic-bezier(0.16, 1, 0.3, 1);
}

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

html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
}

body {
  font-family: "Hanken Grotesk", sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

.container {
  width: var(--container);
  margin-inline: auto;
}

.noise-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 2;
  opacity: 0.04;
  background-image: radial-gradient(#fff 0.4px, transparent 0.4px);
  background-size: 3px 3px;
}

.section {
  padding: 160px 0;
}

.label {
  margin: 0 0 20px;
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--gold);
}

h1,
h2,
h3 {
  font-family: "Bodoni Moda", serif;
  font-weight: 400;
  letter-spacing: -0.02em;
  margin: 0;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 4.2rem);
  line-height: 1.08;
}

h2 {
  font-size: clamp(2rem, 4.1vw, 3rem);
  line-height: 1.2;
}

p {
  margin: 0;
  color: var(--text-soft);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 28px;
  border: 1px solid transparent;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  transition: all var(--transition);
  background: transparent;
  color: var(--text);
}

.btn:active {
  transform: translateY(1px) scale(0.98);
}

.btn-gold {
  border-color: var(--gold);
  color: #201700;
  background: var(--gold);
}

.btn-gold:hover {
  background: #f0cf67;
}

.btn-outline {
  border-color: var(--gold-dim);
  color: var(--text);
}

.btn-outline:hover {
  background: rgba(233, 195, 73, 0.12);
  border-color: var(--gold);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(8px);
  background: rgba(12, 15, 15, 0.66);
  border-bottom: 1px solid rgba(233, 195, 73, 0.16);
}

.nav-wrap {
  min-height: 84px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 20px;
}

.brand {
  font-family: "Bodoni Moda", serif;
  font-size: 1.1rem;
  letter-spacing: 0.04em;
}

.main-nav {
  justify-self: center;
  display: flex;
  align-items: center;
  gap: 28px;
}

.main-nav a {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  position: relative;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -10px;
  height: 1px;
  transform: scaleX(0);
  background: var(--gold);
  transform-origin: left;
  transition: transform var(--transition);
}

.main-nav a:hover::after {
  transform: scaleX(1);
}

.menu-toggle {
  display: none;
}

.hero {
  position: relative;
  min-height: calc(100dvh - 84px);
  display: grid;
  align-items: center;
  padding: 0;
  overflow: hidden;
}

.hero-video,
.hero-vignette {
  position: absolute;
  inset: 0;
}

.hero-video {
  object-fit: cover;
  filter: brightness(0.45) contrast(1.08);
}

.hero-vignette {
  background:
    linear-gradient(180deg, rgba(8, 9, 9, 0.3) 0%, rgba(8, 9, 9, 0.82) 70%, var(--bg) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 760px;
  display: grid;
  gap: 26px;
  padding-block: 32px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.split {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 48px;
  align-items: end;
}

.section-copy {
  max-width: 56ch;
}

.build-sequence-section {
  position: relative;
  padding: 120px 0 60px;
}

.build-sequence-intro {
  display: grid;
  gap: 18px;
  margin-bottom: 44px;
}

.build-sequence-pin {
  width: 100vw;
  height: 100dvh;
  position: relative;
  overflow: hidden;
  margin-left: calc(50% - 50vw);
  background: #0b0d0d;
}

.build-sequence-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.42) contrast(1.1);
}

.build-sequence-overlay {
  position: relative;
  z-index: 1;
  width: min(1440px, calc(100% - 48px));
  height: 100%;
  margin-inline: auto;
}

.build-step {
  position: absolute;
  max-width: min(520px, 90%);
  top: 50%;
  transform: translateY(-50%);
  padding: 26px 24px;
  background: rgba(12, 15, 15, 0.58);
  border: 1px solid rgba(233, 195, 73, 0.2);
  opacity: 0;
  visibility: hidden;
}

.build-step h3 {
  font-size: clamp(1.4rem, 3vw, 2rem);
  line-height: 1.26;
}

.step-left {
  left: 0;
}

.step-right {
  right: 0;
}

.section-head.center {
  text-align: center;
}

.portfolio-grid {
  margin-top: 56px;
  display: grid;
  grid-template-columns: 1.35fr 1fr 1fr;
  gap: 16px;
  grid-auto-rows: 215px;
}

.portfolio-card {
  position: relative;
  overflow: hidden;
  background: var(--surface);
}

.portfolio-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1200ms cubic-bezier(0.2, 1, 0.22, 1);
}

.portfolio-card:hover img {
  transform: scale(1.08);
}

.portfolio-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 48%, rgba(8, 8, 8, 0.78) 100%);
}

.portfolio-card span {
  position: absolute;
  left: 18px;
  bottom: 14px;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.portfolio-card.card-tall {
  grid-row: span 2;
}

.portfolio-card.card-wide {
  grid-column: span 2;
}

.essence {
  padding-top: 120px;
}

.essence-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 54px;
  align-items: center;
}

.essence-media {
  min-height: 420px;
  background: var(--surface-soft);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.45);
}

.essence-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.76);
}

.essence-content {
  display: grid;
  gap: 20px;
}

.essence-content ul {
  margin: 6px 0 0;
  padding-left: 18px;
  display: grid;
  gap: 10px;
  color: var(--text-soft);
}

.testimonials {
  padding-top: 130px;
}

.testimonial-slider {
  margin-top: 56px;
  min-height: 210px;
  position: relative;
}

.testimonial {
  position: absolute;
  inset: 0;
  margin: 0;
  padding: 34px 32px;
  background: linear-gradient(180deg, rgba(30, 32, 32, 0.65), rgba(18, 20, 20, 0.8));
  border-left: 1px solid var(--gold-dim);
  opacity: 0;
  transform: translateY(10px);
  transition: all 700ms ease;
  font-family: "Bodoni Moda", serif;
  font-size: clamp(1.2rem, 2.5vw, 1.7rem);
  line-height: 1.5;
  letter-spacing: -0.01em;
}

.testimonial cite {
  margin-top: 18px;
  display: block;
  font-family: "Hanken Grotesk", sans-serif;
  font-size: 12px;
  font-style: normal;
  letter-spacing: 0.17em;
  text-transform: uppercase;
  color: var(--gold);
}

.testimonial.active {
  opacity: 1;
  transform: translateY(0);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
}

.contact-copy {
  display: grid;
  gap: 20px;
  align-content: start;
}

.contact-form {
  background: rgba(30, 32, 32, 0.5);
  padding: 34px;
  display: grid;
  gap: 18px;
  border: 1px solid rgba(233, 195, 73, 0.24);
}

.contact-form label {
  display: grid;
  gap: 6px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--text);
}

.contact-form input,
.contact-form textarea {
  border: none;
  border-bottom: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  font: inherit;
  padding: 10px 0;
  outline: none;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--gold);
}

.error-message {
  min-height: 16px;
  color: #ffb4ab;
  letter-spacing: 0.02em;
  text-transform: none;
}

.form-feedback {
  min-height: 22px;
  color: var(--gold);
}

.site-footer {
  border-top: 1px solid rgba(233, 195, 73, 0.2);
  padding: 34px 0;
}

.footer-wrap {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 20px;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 900ms ease, transform 900ms ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1080px) {
  .btn-header {
    display: none;
  }

  .split,
  .contact-grid,
  .essence-grid {
    grid-template-columns: 1fr;
  }

  .build-step {
    max-width: 72%;
  }

  .portfolio-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .portfolio-card.card-wide {
    grid-column: span 2;
  }
}

@media (max-width: 860px) {
  :root {
    --container: calc(100% - 32px);
  }

  .section {
    padding: 96px 0;
  }

  .hero {
    align-items: start;
    min-height: clamp(340px, 68dvh, 520px);
    padding-top: calc(80px + env(safe-area-inset-top, 0px));
    padding-bottom: 28px;
  }

  .hero-content {
    padding-block: 0;
  }

  .build-sequence-section {
    padding: 36px 0 50px;
  }

  .build-sequence-overlay {
    width: calc(100% - 32px);
  }

  #processo.build-sequence-section {
    overflow-x: clip;
  }

  #processo .build-sequence-pin {
    width: 100%;
    max-width: 100vw;
    margin-left: 0;
    /* Mantém scroll + pins; vídeo menor que tela cheia no mobile */
    height: min(62dvh, 420px);
    min-height: 280px;
  }

  .build-step {
    left: 0;
    right: 0;
    margin-inline: auto;
    max-width: 100%;
    top: auto;
    bottom: 10%;
    transform: none;
    padding: 20px 18px;
  }

  .menu-toggle {
    display: grid;
    justify-items: center;
    gap: 3px;
    align-content: center;
    background: transparent;
    border: 1px solid var(--line);
    width: 40px;
    height: 36px;
    margin-left: auto;
  }

  .menu-toggle span {
    width: 16px;
    height: 1px;
    background: var(--text);
  }

  .nav-wrap {
    grid-template-columns: auto auto;
    padding: 14px 0;
    position: relative;
  }

  .main-nav {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: rgba(18, 20, 20, 0.96);
    border: 1px solid rgba(233, 195, 73, 0.2);
    padding: 16px;
    min-width: 230px;
    display: grid;
    justify-items: start;
    gap: 16px;
    opacity: 0;
    pointer-events: none;
    transform: translateY(8px);
    transition: all var(--transition);
  }

  .main-nav.open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .portfolio-grid {
    grid-template-columns: 1fr;
    grid-auto-rows: 260px;
  }

  .portfolio-card.card-wide,
  .portfolio-card.card-tall {
    grid-column: auto;
    grid-row: auto;
  }

  .footer-wrap {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
  }
}