/* Studio Ravn — LP de diagnóstico de marca */
@font-face { font-family: "FT Blank"; src: url("../fonts/ftblank-300.woff2") format("woff2"); font-weight: 300; font-display: swap; }
@font-face { font-family: "FT Blank"; src: url("../fonts/ftblank-400.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "FT Blank"; src: url("../fonts/ftblank-400i.woff2") format("woff2"); font-weight: 400; font-style: italic; font-display: swap; }
@font-face { font-family: "FT Blank"; src: url("../fonts/ftblank-500.woff2") format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "FT Blank"; src: url("../fonts/ftblank-600.woff2") format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "FT Blank"; src: url("../fonts/ftblank-700.woff2") format("woff2"); font-weight: 700 900; font-display: swap; }

:root {
  --preto: #000;
  --bg: #070606;
  --bg-2: #0e0c0c;
  --card: rgba(255, 255, 255, 0.035);
  --card-borda: rgba(255, 255, 255, 0.08);
  --texto: #f2eee8;
  --texto-2: rgba(242, 238, 232, 0.62);
  --texto-3: rgba(242, 238, 232, 0.38);
  --ravn: #a01000;
  --ravn-claro: #d0230d;
  --sangue: #550000;
  --off: #f2eee8;
  --raio: 18px;
  --max: 1200px;
  --display: "FT Blank", "Helvetica Neue", Arial, sans-serif;
  --sans: "FT Blank", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--texto);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

/* granulação sobre tudo */
body::after {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 100;
  opacity: 0.06;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

.wrap { width: min(var(--max), 100% - 40px); margin-inline: auto; }

/* ---------- navegação ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 50;
  transition: background 0.3s, border-color 0.3s;
  border-bottom: 1px solid transparent;
}
.nav.solida {
  background: rgba(7, 6, 6, 0.78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-color: var(--card-borda);
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.nav__logo img { height: 34px; width: auto; }
.nav__links { display: flex; gap: 34px; font-size: 14px; color: var(--texto-2); }
.nav__links a:hover { color: var(--texto); }

.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 24px;
  border-radius: 999px;
  font-size: 15px; font-weight: 500;
  transition: transform 0.2s, background 0.2s, box-shadow 0.2s;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn--ravn { background: var(--ravn); color: #fff; box-shadow: 0 10px 40px -10px rgba(160, 16, 0, 0.7); }
.btn--ravn:hover { background: var(--ravn-claro); }
.btn--claro { background: var(--texto); color: var(--preto); }
.btn--borda { border: 1px solid var(--card-borda); background: var(--card); }
.btn--borda:hover { border-color: rgba(255, 255, 255, 0.2); }
.btn--sm { padding: 10px 18px; font-size: 14px; }
.btn .seta { transition: transform 0.2s; }
.btn:hover .seta { transform: translateX(3px); }

/* ---------- hero ---------- */
.hero {
  position: relative;
  min-height: min(calc(100vh - 150px), 840px); /* deixa a faixa de logos aparecer na primeira tela */
  display: flex; align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
}
.hero::before { /* grade técnica */
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 80% 70% at 60% 45%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 60% 45%, #000 20%, transparent 75%);
}
.brilho {
  position: absolute; border-radius: 50%;
  filter: blur(90px); pointer-events: none;
}
.brilho--1 { width: 520px; height: 520px; background: rgba(160, 16, 0, 0.35); left: -220px; top: 10%; }
.brilho--2 { width: 640px; height: 640px; background: rgba(85, 0, 0, 0.45); right: -120px; top: 20%; }

.hero .wrap { position: relative; display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 40px; align-items: center; }

.tag {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 7px 14px;
  border: 1px solid var(--card-borda);
  background: var(--card);
  border-radius: 999px;
  font-size: 13px; color: var(--texto-2);
}
.tag::before {
  content: ""; width: 7px; height: 7px; border-radius: 50%;
  background: var(--ravn-claro);
  box-shadow: 0 0 12px var(--ravn-claro);
}

.hero h1 {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(52px, 7.6vw, 112px);
  line-height: 0.95;
  letter-spacing: -0.035em;
  margin: 28px 0 26px;
}
.hero h1 em { font-style: normal; color: var(--ravn-claro); }
.hero p.lead { font-size: 18px; color: var(--texto-2); max-width: 520px; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }
.selos { display: flex; flex-wrap: wrap; gap: 22px; margin-top: 34px; font-size: 13px; color: var(--texto-3); }
.selos span { display: inline-flex; align-items: center; gap: 8px; }
.selos span::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--ravn-claro); }

/* símbolo + etapas flutuando */
.hero__arte { position: relative; height: 560px; }
.hero__simbolo {
  position: absolute; left: 50%; top: 50%;
  height: 470px; width: auto;
  transform: translate(-50%, -50%);
  opacity: 0.1;
  filter: drop-shadow(0 0 60px rgba(160, 16, 0, 0.6));
}
.etapa {
  position: absolute;
  display: flex; align-items: center; gap: 14px;
  width: 270px;
  padding: 14px 18px;
  border-radius: 16px;
  border: 1px solid var(--card-borda);
  background: linear-gradient(135deg, rgba(255,255,255,0.07), rgba(255,255,255,0.02));
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 20px 50px -20px rgba(0,0,0,0.8);
  animation: flutuar 6s ease-in-out infinite;
}
.etapa:nth-child(2) { top: 4%;  left: 2%;  animation-delay: 0s; }
.etapa:nth-child(3) { top: 23%; left: 30%; animation-delay: -1.2s; }
.etapa:nth-child(4) { top: 42%; left: 4%;  animation-delay: -2.4s; }
.etapa:nth-child(5) { top: 61%; left: 32%; animation-delay: -3.6s; }
.etapa:nth-child(6) { top: 80%; left: 6%;  animation-delay: -4.8s; }
.etapa__icone {
  flex: none; width: 36px; height: 36px; border-radius: 10px;
  display: grid; place-items: center;
  background: rgba(160, 16, 0, 0.18);
  color: var(--ravn-claro);
  font-family: var(--display); font-weight: 700; font-size: 13px;
}
.etapa strong { display: block; font-size: 14px; font-weight: 600; }
.etapa small { display: block; font-size: 12px; color: var(--texto-3); }
@keyframes flutuar { 50% { transform: translateY(-8px); } }

.rolar {
  position: absolute; bottom: 28px; left: 50%; transform: translateX(-50%);
  font-size: 11px; letter-spacing: 0.3em; color: var(--texto-3);
}

/* ---------- seções ---------- */
section { position: relative; padding: 130px 0; color: var(--texto); }

/* faixa de logos em loop */
.logos {
  padding: 34px 0 40px;
  border-top: 1px solid var(--card-borda);
  border-bottom: 1px solid var(--card-borda);
  overflow: hidden;
}
.logos__titulo {
  text-align: center;
  font-size: 12px; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--texto-3);
  margin-bottom: 28px;
}
.logos__janela {
  overflow: hidden;
  padding: 14px 0;
  mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
}
.logos__trilha { display: flex; width: max-content; animation: logos-loop 45s linear infinite; }
.logos__trilha:hover, .logos__trilha:has(.ativa) { animation-play-state: paused; }
.logos__grupo { display: flex; align-items: center; gap: 88px; padding-right: 88px; flex: none; }
/* cada logo: versão cinza por cima da colorida; passar o mouse ou tocar revela a cor */
.logo { position: relative; display: block; flex: none; cursor: pointer; -webkit-tap-highlight-color: transparent; }
.logo img { position: absolute; inset: 0; width: 100%; height: 100%; transition: opacity 0.25s; }
.logo__cor { opacity: 0; }
.logo--claro::before { /* logos escuras precisam de fundo claro para a cor aparecer */
  content: ""; position: absolute; inset: -12px -16px;
  background: var(--off); border-radius: 12px;
  opacity: 0; transition: opacity 0.25s;
}
.logo:hover .logo__cor, .logo.ativa .logo__cor, .logo:focus-visible .logo__cor { opacity: 1; }
.logo:hover .logo__cinza, .logo.ativa .logo__cinza, .logo:focus-visible .logo__cinza { opacity: 0; }
.logo--claro:hover::before, .logo--claro.ativa::before, .logo--claro:focus-visible::before { opacity: 1; }
.logo:focus-visible { outline: 2px solid var(--ravn-claro); outline-offset: 16px; border-radius: 4px; }
@keyframes logos-loop { to { transform: translateX(-50%); } }

/* seções claras de alívio: mesmas peças, cores invertidas */
.claro {
  --bg: var(--off);
  --card: rgba(0, 0, 0, 0.035);
  --card-borda: rgba(0, 0, 0, 0.1);
  --texto: #0b0a0a;
  --texto-2: rgba(11, 10, 10, 0.68);
  --texto-3: rgba(11, 10, 10, 0.46);
  --ravn-claro: #a01000;
  background: var(--off);
}
.claro .card:hover { border-color: rgba(160, 16, 0, 0.45); }
.claro .btn--borda:hover { border-color: rgba(0, 0, 0, 0.3); }

.secao__num {
  display: flex; align-items: center; gap: 12px;
  font-size: 12px; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--texto-3);
  margin-bottom: 22px;
}
.secao__num b { color: var(--ravn-claro); font-weight: 600; letter-spacing: 0.1em; }
h2 {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(38px, 5vw, 68px);
  line-height: 1;
  letter-spacing: -0.03em;
}
h2 em { font-style: normal; color: var(--ravn-claro); }
.secao__intro { color: var(--texto-2); max-width: 520px; font-size: 17px; margin-top: 22px; }
.secao__topo { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: end; margin-bottom: 64px; }

.card {
  border: 1px solid var(--card-borda);
  background: var(--card);
  border-radius: var(--raio);
  padding: 32px;
  transition: border-color 0.3s, transform 0.3s, background 0.3s;
}
.card:hover { border-color: rgba(208, 35, 13, 0.4); transform: translateY(-4px); }
.card__num { font-family: var(--display); font-weight: 700; color: var(--ravn-claro); font-size: 14px; }
.card h3 { font-family: var(--display); font-size: 22px; font-weight: 700; letter-spacing: -0.01em; margin: 18px 0 10px; }
.card p { color: var(--texto-2); font-size: 15px; }

/* manifesto */
.manifesto { background: var(--preto); overflow: hidden; }
.manifesto .wrap { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 80px; align-items: center; }
.manifesto__frases { display: grid; gap: 18px; }
.frase {
  display: grid; grid-template-columns: 150px 1fr; gap: 24px; align-items: center;
  padding: 26px 0;
  border-bottom: 1px solid var(--card-borda);
}
.frase:last-child { border-bottom: 0; }
.frase span { font-family: var(--display); font-weight: 800; font-size: 22px; color: var(--texto-3); text-decoration: line-through; text-decoration-color: var(--ravn); }
.frase p { font-size: 17px; color: var(--texto-2); }
.frase p b { color: var(--texto); font-weight: 600; }

/* processo */
.processo__lista { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; position: relative; }
.processo__lista::before {
  content: ""; position: absolute; top: 33px; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--ravn), transparent);
}
.passo { position: relative; padding-top: 70px; }
.passo::before {
  content: ""; position: absolute; top: 27px; left: 0;
  width: 13px; height: 13px; border-radius: 50%;
  background: var(--bg); border: 2px solid var(--ravn-claro);
  box-shadow: 0 0 14px var(--ravn);
}
.claro .passo::before { box-shadow: none; }
.passo h3 { font-family: var(--display); font-size: 21px; font-weight: 700; margin: 8px 0; }
.passo p { color: var(--texto-2); font-size: 14px; padding-right: 10px; }

/* entregas */
.grade-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.entrega ul { list-style: none; margin-top: 18px; display: grid; gap: 9px; }
.entrega li { font-size: 14px; color: var(--texto-2); display: flex; gap: 10px; }
.entrega li::before { content: "—"; color: var(--ravn-claro); }
.entrega--destaque {
  background: linear-gradient(160deg, var(--ravn) 0%, var(--sangue) 100%);
  border-color: transparent;
}
.entrega--destaque h3 { color: #fff; }
.entrega--destaque .card__num, .entrega--destaque li::before { color: #fff; }
.entrega--destaque p, .entrega--destaque li { color: rgba(255,255,255,0.82); }

/* por que */
.porque { background: var(--bg-2); }
.porque.claro { background: var(--off); }
.grade-4 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }

/* como funciona o diagnóstico */
.diag .wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; }
.checklist { list-style: none; display: grid; gap: 12px; margin-top: 36px; }
.checklist li {
  display: flex; align-items: center; gap: 14px;
  padding: 16px 20px;
  border: 1px solid var(--card-borda); background: var(--card);
  border-radius: 14px; font-size: 15px;
}
.checklist li i {
  flex: none; width: 26px; height: 26px; border-radius: 50%;
  display: grid; place-items: center; font-style: normal; font-size: 12px; font-weight: 700;
  background: rgba(160,16,0,0.2); color: var(--ravn-claro);
}
.eixos { display: grid; gap: 12px; }
.eixo { display: grid; grid-template-columns: 56px 1fr; gap: 14px; padding: 22px 24px; }
.eixo .card__num { font-size: 22px; }
.eixo h3 { margin: 0 0 4px; font-size: 18px; }
.contador {
  display: flex; gap: 28px; margin-top: 28px; padding: 24px;
  border-radius: var(--raio); border: 1px solid var(--card-borda);
  background: radial-gradient(circle at 0% 0%, rgba(160,16,0,0.25), transparent 60%), var(--card);
}
.contador strong { display: block; font-family: var(--display); font-size: 42px; line-height: 1; font-weight: 800; }
.contador small { color: var(--texto-3); font-size: 12px; letter-spacing: 0.15em; text-transform: uppercase; }

/* faq */
.faq .wrap { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 80px; }
.faq details { border-bottom: 1px solid var(--card-borda); }
.faq summary {
  list-style: none; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center; gap: 20px;
  padding: 26px 0;
  font-size: 18px; font-weight: 500;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; flex: none;
  width: 32px; height: 32px; border-radius: 50%;
  display: grid; place-items: center;
  border: 1px solid var(--card-borda); color: var(--ravn-claro);
  transition: transform 0.3s;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--texto-2); padding: 0 50px 26px 0; }

/* cta final */
.cta-final { text-align: center; overflow: hidden; padding: 160px 0; }
.cta-final .brilho--2 { left: 50%; top: 50%; transform: translate(-50%, -50%); right: auto; }
.cta-final img.simbolo { height: 90px; margin: 0 auto 36px; position: relative; }
.cta-final h2 { font-size: clamp(44px, 6.4vw, 92px); position: relative; }
.cta-final p { color: var(--texto-2); max-width: 520px; margin: 24px auto 40px; position: relative; font-size: 17px; }
.cta-final .hero__ctas { justify-content: center; position: relative; }

/* rodapé */
footer { border-top: 1px solid var(--card-borda); padding: 40px 0; font-size: 14px; color: var(--texto-3); }
footer .wrap { display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; }
footer img { height: 28px; width: auto; opacity: 0.8; }
footer nav { display: flex; gap: 24px; }
footer a:hover { color: var(--texto); }

/* revelar ao rolar */
.revelar { opacity: 0; transform: translateY(28px); transition: opacity 0.8s ease, transform 0.8s ease; }
.revelar.visivel { opacity: 1; transform: none; }

/* ---------- responsivo ---------- */
@media (max-width: 960px) {
  .nav__links { display: none; }
  .hero .wrap, .manifesto .wrap, .diag .wrap, .faq .wrap, .secao__topo { grid-template-columns: 1fr; gap: 48px; }
  .hero__arte { height: 470px; max-width: 420px; width: 100%; margin: 0 auto; }
  .etapa { width: 240px; }
  .etapa:nth-child(3), .etapa:nth-child(5) { left: auto; right: 0; }
  .processo__lista { grid-template-columns: 1fr; gap: 0; }
  .processo__lista::before { top: 0; bottom: 0; left: 6px; right: auto; width: 1px; height: auto; background: linear-gradient(180deg, transparent, var(--ravn), transparent); }
  .passo { padding: 0 0 34px 44px; }
  .passo::before { top: 6px; }
  .grade-3, .grade-4 { grid-template-columns: 1fr; }
  section { padding: 96px 0; }
}
@media (max-width: 560px) {
  .wrap { width: calc(100% - 32px); }
  .nav .btn { padding: 9px 14px; font-size: 13px; }
  .nav__logo img { height: 28px; }
  .hero { padding-top: 110px; }
  .hero__ctas .btn { width: 100%; justify-content: center; }
  .frase { grid-template-columns: 1fr; gap: 6px; }
  .logos__grupo { gap: 52px; padding-right: 52px; }
  .logo { zoom: 0.8; }
  .card { padding: 26px; }
  .faq details p { padding-right: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .etapa { animation: none; }
  .revelar { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}