/* ==========================================================================
   ROCHO LAB — estilos
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,340;0,9..144,440;0,9..144,560;1,9..144,440&family=Inter:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  --bg: #f7f3ec;
  --bg-alt: #eee7d9;
  --panel: #fffdf9;
  --ink: #201e19;
  --ink-soft: #5c574c;
  --ink-faint: #8b8578;
  --accent: #333f2d;      /* verde laboratório */
  --accent-soft: #4c5a44;
  --clay: #5A1A1F;        /* vermelho — no lugar do laranja/terracota */
  --clay-soft: #7a343a;
  --line: #ddd4c1;
  --line-soft: #e8e1d2;
  --radius: 14px;
  --maxw: 1180px;
  --serif: 'Fraunces', Georgia, serif;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: 'IBM Plex Mono', monospace;
}

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

html{
  scroll-behavior: smooth;
}

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

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

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

.wrap{
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 28px;
}

h1, h2, h3, h4{
  font-family: var(--serif);
  font-weight: 440;
  line-height: 1.12;
  margin: 0;
  color: var(--ink);
  letter-spacing: -0.01em;
}

p{ margin: 0; }

.eyebrow{
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.09em;
  text-transform: lowercase;
  color: var(--accent-soft);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.eyebrow::before{
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--clay);
  display: inline-block;
}

/* ---------- reveal on scroll ---------- */
.reveal{
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.is-visible{
  opacity: 1;
  transform: none;
}

/* ---------- header ---------- */
header.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 243, 236, 0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line-soft);
}
.header-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 28px;
}
.logo{
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 560;
  color: var(--ink);
}
.logo .mark{
  height: 30px;
  width: auto;
  display: block;
}
nav.main-nav{
  display: flex;
  align-items: center;
  gap: 34px;
}
nav.main-nav a:not(.btn){
  font-size: 14.5px;
  color: var(--ink-soft);
  position: relative;
  padding: 4px 0;
}
nav.main-nav a:not(.btn):hover, nav.main-nav a.active{ color: var(--ink); }
nav.main-nav a.active::after{
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -3px;
  height: 2px;
  background: var(--clay);
  border-radius: 2px;
}
.btn{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--sans);
  font-size: 14.5px;
  font-weight: 500;
  padding: 11px 20px;
  border-radius: 999px;
  border: 1px solid var(--ink);
  color: var(--ink);
  transition: background .25s ease, color .25s ease, border-color .25s ease, transform .2s ease;
  white-space: nowrap;
}
.btn:hover{ transform: translateY(-1px); }
.btn:disabled{
  opacity: .45;
  cursor: not-allowed;
  transform: none !important;
}
.btn-solid{
  background: var(--accent);
  border-color: var(--accent);
  color: #f7f3ec;
}
.btn-solid:hover{ background: var(--accent-soft); border-color: var(--accent-soft); }
.btn-ghost:hover{ background: var(--ink); color: var(--bg); }

.nav-toggle{
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 12px 8px;
  margin: -12px -8px;
}
.nav-toggle span{
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  margin: 5px 0;
  transition: transform .25s ease, opacity .25s ease;
}
.nav-toggle.open span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2){ opacity: 0; }
.nav-toggle.open span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

/* ---------- hero ---------- */
.hero{
  padding: 72px 0 64px;
}
.hero .eyebrow{ margin-bottom: 20px; }
.hero h1{
  font-size: clamp(28px, 4.2vw, 44px);
  max-width: 18ch;
}
.hero .hero-sub{
  margin-top: 20px;
  max-width: 46ch;
  font-size: 16.5px;
  color: var(--ink-soft);
}
.hero .hero-fork-label{
  margin-top: 30px;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--ink-faint);
  text-transform: lowercase;
  letter-spacing: 0.02em;
}
.hero .hero-fork-label + .hero-actions{
  margin-top: 12px;
}
.hero .hero-actions{
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 12px;
}
.hero .hero-actions .btn{
  width: 100%;
  text-align: center;
  min-height: 50px;
}
@media (min-width: 560px){
  .hero .hero-actions{
    flex-direction: row;
    flex-wrap: wrap;
    align-items: flex-start;
  }
  .hero .hero-actions .btn{ width: auto; }
}

/* ---------- section shell ---------- */
section{ padding: 88px 0; }
section.alt{ background: var(--bg-alt); }
.section-head{
  max-width: 62ch;
  margin-bottom: 48px;
}
.section-head h2{
  font-size: clamp(28px, 3.6vw, 42px);
  margin-top: 18px;
}
.section-head p{
  margin-top: 18px;
  color: var(--ink-soft);
  font-size: 17px;
  max-width: 58ch;
}

/* ---------- patchwork / retalhos section ---------- */
.patch-grid{
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 8px;
  max-width: 420px;
}
.patch-grid span{
  aspect-ratio: 1;
  border-radius: 6px;
}
.patch-grid.chaos span:nth-child(1){ background:#c96b3f; transform: rotate(-6deg) scale(1.15); }
.patch-grid.chaos span:nth-child(2){ background:#33402f; transform: translateY(6px); }
.patch-grid.chaos span:nth-child(3){ background:#e0c9a6; transform: rotate(4deg); }
.patch-grid.chaos span:nth-child(4){ background:#7c8a6c; transform: translateY(-8px) scale(.9); }
.patch-grid.chaos span:nth-child(5){ background:#b0623c; transform: rotate(10deg); }
.patch-grid.chaos span:nth-child(6){ background:#26241f; transform: translateY(4px) rotate(-3deg); }
.patch-grid.chaos span:nth-child(7){ background:#d98f66; transform: rotate(-8deg) scale(1.05); }
.patch-grid.chaos span:nth-child(8){ background:#4c5a44; }
.patch-grid.chaos span:nth-child(9){ background:#efe0c4; transform: translateY(8px) rotate(5deg); }
.patch-grid.chaos span:nth-child(10){ background:#8f4b2c; }
.patch-grid.chaos span:nth-child(11){ background:#333f2d; transform: rotate(-4deg); }
.patch-grid.chaos span:nth-child(12){ background:#c8bda2; }

.patch-grid.order span{ background: var(--accent); }
.patch-grid.order span:nth-child(3n){ background: var(--clay); }
.patch-grid.order span:nth-child(5n){ background: #e0c9a6; }

.patch-row{
  display: flex;
  align-items: center;
  gap: 20px;
  margin: 30px 0;
}
.patch-row .arrow{
  font-family: var(--serif);
  font-size: 30px;
  color: var(--ink-faint);
  font-style: italic;
}
.split{
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: center;
}
.split .visual{
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
}
.split .visual small{
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--ink-faint);
  letter-spacing: .06em;
}

/* ---------- philosophy ---------- */
.philosophy-list{
  display: grid;
  gap: 26px;
  margin-top: 40px;
}
.philosophy-item{
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 22px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--line);
}
.philosophy-item:last-child{ border-bottom: none; }
.philosophy-item .num{
  font-family: var(--mono);
  color: var(--clay);
  font-size: 13px;
  padding-top: 4px;
}
.philosophy-item h3{
  font-size: 21px;
  font-weight: 500;
  margin-bottom: 8px;
}
.philosophy-item p{ color: var(--ink-soft); }

/* ---------- marquee de reforço (abaixo do hero) ---------- */
.marquee{
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg-alt);
  padding: 14px 0;
}
.marquee-track{
  display: flex;
  gap: 14px;
  white-space: nowrap;
  width: max-content;
  animation: marquee-scroll 26s linear infinite;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--accent-soft);
  letter-spacing: 0.03em;
}
@keyframes marquee-scroll{
  from{ transform: translateX(0); }
  to{ transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce){
  .marquee-track{ animation: none; }
}

/* ---------- cards de ferramentas (self-serve) ---------- */
.tools-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 40px;
}
.tool-card{
  display: block;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 28px;
  transition: border-color .2s ease, transform .2s ease;
}
.tool-card:hover{ border-color: var(--accent-soft); transform: translateY(-2px); }
.tool-card .tag{
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--ink-faint);
}
.tool-card h3{
  font-size: 21px;
  font-weight: 500;
  margin: 10px 0 8px;
}
.tool-card p{ color: var(--ink-soft); font-size: 14.5px; }
.tool-price{
  font-family: var(--serif);
  font-size: 22px;
  color: var(--accent);
  margin-top: 16px;
}
.tool-price small{ font-family: var(--sans); font-size: 12px; color: var(--ink-faint); }
.tool-link{
  display: inline-block;
  margin-top: 14px;
  font-size: 13.5px;
  color: var(--accent-soft);
  border-bottom: 1px solid var(--line);
}
.tool-card:hover .tool-link{ color: var(--clay); }
@media (max-width: 900px){
  .tools-grid{ grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px){
  .tools-grid{ grid-template-columns: 1fr; }
}

/* ---------- card único "Modo Avesso" (frente 01) ---------- */
.modo-avesso-card{
  background: var(--accent);
  border-radius: var(--radius);
  padding: 44px 40px;
}
.modo-avesso-card h3{
  font-size: 24px;
  font-weight: 500;
  color: #f7f3ec;
  margin-bottom: 14px;
}
.modo-avesso-card p{
  color: rgba(247, 243, 236, .88);
  font-size: 15.5px;
  max-width: 62ch;
  margin-bottom: 26px;
}
.modo-avesso-actions{
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.modo-avesso-card .btn-ghost{
  border-color: rgba(247, 243, 236, .5);
  color: #f7f3ec;
}
.modo-avesso-card .btn-ghost:hover{ background: #f7f3ec; color: var(--accent); }

/* ---------- checklist (pra quem é a rocho lab) ---------- */
.checklist{
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.checklist li{
  position: relative;
  padding-left: 30px;
  font-size: 16px;
  color: var(--ink-soft);
  line-height: 1.4;
}
.checklist li::before{
  content: "✓";
  position: absolute;
  left: 0;
  top: -1px;
  color: var(--accent);
  font-weight: 600;
  font-size: 15px;
}

/* ---------- services ---------- */
.services-grid{
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: 44px;
}
.service-card{
  background: var(--panel);
  padding: 34px 26px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 220px;
}
.service-card .tag{
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--ink-faint);
}
.service-card h3{
  font-size: 19px;
  font-weight: 500;
}
.service-card p{
  color: var(--ink-soft);
  font-size: 14.5px;
  margin-top: auto;
}
.service-card .btn{
  align-self: flex-start;
  margin-top: 4px;
}
/* o "01 — Sistema Visual" vem em destaque: primeiro e com mais peso
   visual, pra deixar claro que é a frente principal — as outras duas
   são o ponto de partida (identidade) e o desdobramento (site). */
.service-card.featured{
  background: var(--accent);
  padding: 40px 32px;
}
.service-card.featured .tag{ color: rgba(247, 243, 236, .6); }
.service-card.featured h3{ font-size: 23px; color: #f7f3ec; }
.service-card.featured p{ color: rgba(247, 243, 236, .88); font-size: 15px; }
.service-card.featured .btn-ghost{
  border-color: rgba(247, 243, 236, .5);
  color: #f7f3ec;
}
.service-card.featured .btn-ghost:hover{ background: #f7f3ec; color: var(--accent); }
.services-note{
  margin-top: 20px;
  color: var(--ink-faint);
  font-size: 13.5px;
}

/* ---------- portfolio teaser (home) ---------- */
.teaser-head{
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
/* grade alinhada e uniforme: cada projeto ocupa uma célula do mesmo
   tamanho (quadrada), com a foto preenchendo o espaço todo — 3 colunas
   fixas no desktop (o conjunto da prévia é curado: 6 cartões, 2 linhas
   de 3, sempre na mesma ordem). */
.teaser-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.teaser-grid .card{
  width: 100%;
}
.teaser-grid .card .thumb{
  aspect-ratio: 1 / 1;
  width: 100%;
  background: var(--panel);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.teaser-grid .card .thumb img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.teaser-grid .card:hover .thumb img{ transform: scale(1.03); }
.teaser-grid .card .thumb img{ transition: transform .3s ease; }

/* ---------- about ---------- */
.about-block{
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 56px;
  align-items: start;
}
.about-mark{
  width: 168px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.about-mark img{
  width: 100%;
  height: auto;
}
.about-block p{
  color: var(--ink-soft);
  font-size: 17.5px;
  max-width: 60ch;
}
.about-block p + p{ margin-top: 18px; }
.about-block strong{ color: var(--ink); font-weight: 600; }

/* ---------- final CTA ---------- */
.cta-final{
  text-align: center;
}
.cta-final .section-head{
  margin: 0 auto 34px;
  text-align: center;
}
.cta-final .hero-actions{ justify-content: center; }

/* ---------- formulário de contato ---------- */
.contact-form{
  max-width: 520px;
  margin: 0 auto;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
/* ---------- par de campos lado a lado (usado no form completo da home) ---------- */
.form-row-pair{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
@media (max-width: 640px){
  .form-row-pair{ grid-template-columns: 1fr; }
}

/* ---------- bloco "pular formulário" (whatsapp direto) ---------- */
.skip-form{
  max-width: 520px;
  margin: 0 auto 26px;
  padding: 18px 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-align: center;
}
.skip-form p{ font-size: 14.5px; color: var(--ink-soft); margin-bottom: 12px; }
.skip-form svg{ width: 16px; height: 16px; fill: currentColor; }

/* ---------- triagem "não sabe por onde começar?" (home) ---------- */
.triagem{
  max-width: 620px;
  margin: 0 auto;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 34px 32px;
  text-align: center;
}
.triagem-question{
  font-family: var(--serif);
  font-size: 18px;
  color: var(--ink);
  margin-bottom: 20px;
}
.triagem-options{
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}
.triagem-options-col{
  flex-direction: column;
  align-items: stretch;
}
.triagem-options-col .btn{
  white-space: normal;
  text-align: left;
  justify-content: flex-start;
}
.triagem-result p{
  color: var(--ink-soft);
  font-size: 15.5px;
  max-width: 52ch;
  margin: 0 auto 22px;
}
.triagem-back{
  display: block;
  margin: 16px auto 0;
  background: none;
  border: none;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--ink-faint);
  cursor: pointer;
}
.triagem-back:hover{ color: var(--accent-soft); }

.form-row{
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.form-row label,
.form-row .choice-label{
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .03em;
  color: var(--ink-soft);
}
.form-row input,
.form-row textarea{
  font-family: var(--sans);
  font-size: 15.5px;
  color: var(--ink);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 14px;
  resize: vertical;
  transition: border-color .2s ease;
}
.form-row input:focus,
.form-row textarea:focus{
  outline: none;
  border-color: var(--accent);
}
.form-row .field-hint{
  font-family: var(--sans);
  font-size: 12.5px;
  color: var(--ink-faint);
  margin-top: -2px;
}

/* ---------- grupo de escolha única (pills) ---------- */
.choice-options{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 2px;
}
.choice-pill{
  position: relative;
  cursor: pointer;
}
.choice-pill input{
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  pointer-events: none;
}
.choice-pill span{
  display: inline-block;
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.35;
  color: var(--ink-soft);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 9px 16px;
  transition: background .2s ease, border-color .2s ease, color .2s ease;
}
.choice-pill:hover span{ border-color: var(--accent-soft); }
.choice-pill input:checked + span{
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg);
}
.choice-pill input:focus-visible + span{
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.contact-form .btn{
  align-self: flex-start;
  min-height: 50px;
}
@media (max-width: 560px){
  .contact-form .btn{ align-self: stretch; width: 100%; }
}
.contact-form .form-status{
  font-family: var(--mono);
  font-size: 13px;
  color: var(--accent-soft);
  min-height: 1em;
}
.contact-form .form-status.is-error{ color: var(--clay); }
.contact-form-alt{
  margin-top: 22px;
  font-size: 14.5px;
  color: var(--ink-soft);
}
.contact-form-alt a{
  color: var(--accent-soft);
  border-bottom: 1px solid var(--line);
}
.contact-form-alt a:hover{ color: var(--clay); }

/* ---------- botão flutuante do whatsapp ---------- */
.whatsapp-float{
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 100;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 22px rgba(32,30,25,.28);
  transition: transform .2s ease, background .2s ease;
}
.whatsapp-float:hover{
  background: var(--accent-soft);
  transform: translateY(-2px) scale(1.04);
}
.whatsapp-float svg{ width: 27px; height: 27px; fill: #f7f3ec; }

/* ---------- recado acima do botão do whatsapp ---------- */
.whatsapp-note{
  position: fixed;
  right: 22px;
  bottom: 90px;
  z-index: 100;
  max-width: 200px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 13px;
  color: var(--ink-soft);
  box-shadow: 0 6px 18px rgba(32,30,25,.12);
  text-align: right;
}
@media (max-width: 480px){
  .whatsapp-note{ max-width: 160px; font-size: 12px; right: 16px; bottom: 82px; padding: 8px 12px; }
}

@media (max-width: 680px){
  .whatsapp-float{ right: 16px; bottom: 16px; width: 52px; height: 52px; }
  .whatsapp-float svg{ width: 24px; height: 24px; }
}

/* ---------- footer ---------- */
footer{
  border-top: 1px solid var(--line);
  padding: 46px 0 34px;
}
.footer-inner{
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 18px;
}
.footer-links{
  display: flex;
  gap: 26px;
  font-size: 14px;
  color: var(--ink-soft);
}
.footer-links a:hover{ color: var(--ink); }
.footer-credit{
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--ink-faint);
}
.footer-credit a{ color: var(--accent-soft); }
.footer-credit a:hover{ color: var(--clay); }

/* ==========================================================================
   PORTFOLIO PAGE
   ========================================================================== */
.portfolio-head{
  padding: 74px 0 40px;
}
.portfolio-head h1{
  font-size: clamp(32px, 5vw, 52px);
  margin-top: 16px;
  max-width: 20ch;
}
.portfolio-head p{
  margin-top: 18px;
  color: var(--ink-soft);
  font-size: 17px;
  max-width: 56ch;
}

/* ---------- estudos de caso ---------- */
.caso{
  padding: 64px 0;
  border-bottom: 1px solid var(--line);
}
.caso:last-of-type{ border-bottom: none; }
.caso-head{
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 22px;
  align-items: start;
  margin-bottom: 34px;
}
.caso-num{
  font-family: var(--mono);
  color: var(--clay);
  font-size: 13px;
  padding-top: 6px;
}
.caso-head h2{
  margin-top: 12px;
  font-size: clamp(26px, 3.4vw, 38px);
}
.caso-body{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-bottom: 36px;
  padding-left: 78px;
}
.caso-text h3{
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .04em;
  text-transform: lowercase;
  color: var(--ink-faint);
  font-weight: 500;
  margin-bottom: 10px;
}
.caso-text p{
  color: var(--ink-soft);
  font-size: 16.5px;
  line-height: 1.65;
}
/* mesma lógica da grade da home: célula quadrada e uniforme por foto,
   imagem preenchendo o espaço todo (sem borda branca) — mesmo com fotos
   de proporções bem diferentes na mesma galeria. */
.caso-gallery{
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
  padding-left: 78px;
}
.caso-img{
  aspect-ratio: 1 / 1;
  width: 100%;
  background: var(--panel);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.caso-img{ cursor: zoom-in; }
.caso-img img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .3s ease;
}
.caso-img:hover img{ transform: scale(1.03); }

/* ---------- categorias "planas" (sites, redes sociais): intro geral +
   galeria em grade, sem separar por marca e sem o recuo do número de
   caso ---------- */
.cat-intro{
  max-width: 66ch;
  color: var(--ink-soft);
  font-size: 17px;
  line-height: 1.7;
  margin-bottom: 44px;
}
/* mensagem de categoria ainda sem nenhum material publicado */
.cat-empty{
  color: var(--ink-soft);
  opacity: .6;
  font-size: 15px;
  padding: 20px 0 60px;
}

/* ---------- audiovisual: grade de vídeos (story vertical ou youtube) ---------- */
.av-grid{
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 28px;
  align-items: start;
}
.av-item.av-youtube{
  grid-column: 1 / -1;
  max-width: 640px;
  margin: 0 auto;
}
.av-frame{
  position: relative;
  width: 100%;
  border-radius: 14px;
  overflow: hidden;
  background: #000;
}
.av-item.av-story .av-frame{ aspect-ratio: 9 / 16; }
.av-item.av-youtube .av-frame{ aspect-ratio: 16 / 9; }
.av-frame iframe{
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}
.av-caption{
  margin-top: 10px;
  font-size: 13px;
  color: var(--ink-soft);
  opacity: .8;
}
.flat-gallery{
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}

/* ---------- sites: uma peça grande por projeto (print da página
   inteira), com título + etiqueta. A imagem fica num quadro com altura
   fixa; rolar o mouse/trackpad em cima dela revela o resto da página no
   ritmo da própria pessoa (js/catalog.js cuida da rolagem). ---------- */
.showcase-list{
  display: flex;
  flex-direction: column;
  gap: 90px;
}
.showcase-frame{
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--line-soft);
  height: clamp(360px, 46vw, 620px);
  background: var(--panel);
  cursor: ns-resize;
}
.showcase-frame img{
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: auto;
  transform: translateY(0);
  transition: transform 80ms ease-out;
}
.showcase-caption{
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 22px;
}
.showcase-num{
  font-family: var(--mono);
  color: var(--clay);
  font-size: 13px;
}
.showcase-caption h3{
  font-size: clamp(22px, 2.4vw, 30px);
  margin: 0;
}
.showcase-tag{
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--ink-soft);
  margin-left: auto;
}

/* ---------- outros: sem padrão de proporção — imagem inteira, largura
   da página, uma embaixo da outra ---------- */
.outros-list{
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.outros-list img{
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius);
  border: 1px solid var(--line-soft);
  cursor: zoom-in;
  transition: opacity .2s ease;
}
.outros-list img:hover{ opacity: .92; }

.filters{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
  padding-bottom: 0;
}
.filter-btn{
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: .03em;
  padding: 9px 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--ink-soft);
  cursor: pointer;
  transition: all .2s ease;
}
.filter-btn:hover{ border-color: var(--ink); color: var(--ink); }
.filter-btn.active{
  background: var(--ink);
  border-color: var(--ink);
  color: var(--bg);
}

.gallery{
  padding-bottom: 100px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.card{
  cursor: pointer;
  display: block;
  transition: transform .3s ease;
}
.card:hover{ transform: translateY(-4px); }
.card .thumb{
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-alt);
  aspect-ratio: 4 / 5;
  position: relative;
}
.card .thumb img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.card:hover .thumb img{ transform: scale(1.045); }
.card .thumb .count{
  position: absolute;
  bottom: 10px;
  right: 10px;
  background: rgba(32,30,25,.72);
  color: #f7f3ec;
  font-family: var(--mono);
  font-size: 11px;
  padding: 4px 9px;
  border-radius: 999px;
}
.card .meta{
  margin-top: 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.card .meta .cat{
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--clay);
}
.card .meta h3{
  font-size: 18px;
  font-weight: 500;
  font-family: var(--sans);
}

.empty-state{
  padding: 60px 0;
  text-align: center;
  color: var(--ink-faint);
  font-family: var(--mono);
  font-size: 13.5px;
  display: none;
}

/* ---------- lightbox ---------- */
.lightbox{
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(24, 22, 18, 0.94);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity .3s ease;
  padding: 32px;
}
.lightbox.open{ opacity: 1; visibility: visible; }
.lightbox-inner{
  max-width: 1000px;
  width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.lightbox-stage{
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 0;
}
.lightbox-stage img{
  max-height: 68vh;
  max-width: 100%;
  border-radius: 10px;
  object-fit: contain;
  background: #100f0c;
}
.lightbox-nav{
  background: rgba(247,243,236,.12);
  border: 1px solid rgba(247,243,236,.3);
  color: #f7f3ec;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 18px;
  flex-shrink: 0;
  transition: background .2s ease;
}
.lightbox-nav:hover{ background: rgba(247,243,236,.24); }
.lightbox-stage-row{
  display: flex;
  align-items: center;
  gap: 18px;
}
.lightbox-close{
  position: absolute;
  top: 26px;
  right: 32px;
  background: none;
  border: none;
  color: #f7f3ec;
  font-size: 28px;
  cursor: pointer;
  line-height: 1;
}
.lightbox-info{
  color: #f7f3ec;
  text-align: center;
}
.lightbox-info .cat{
  font-family: var(--mono);
  font-size: 11px;
  color: var(--clay-soft);
  letter-spacing: .05em;
}
.lightbox-info h3{
  font-family: var(--serif);
  font-size: 24px;
  margin-top: 8px;
}
.lightbox-info p{
  margin-top: 8px;
  color: #cfc9ba;
  font-size: 14.5px;
  max-width: 56ch;
  margin-left: auto;
  margin-right: auto;
}
.lightbox-info .count{
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 11.5px;
  color: #8b8578;
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 900px){
  .services-grid{ grid-template-columns: 1fr; }
  .gallery{ grid-template-columns: repeat(2, 1fr); }
  .teaser-grid{ grid-template-columns: repeat(2, 1fr); }
  .about-block{ grid-template-columns: 1fr; }
  .about-mark{ width: 120px; }
  .caso-body{ grid-template-columns: 1fr; gap: 24px; }
}

@media (max-width: 680px){
  .header-inner{ padding: 16px 20px; }
  nav.main-nav{
    position: fixed;
    top: 66px;
    left: 0;
    right: 0;
    /* "bottom:0" não funciona aqui porque o header (ancestral) é
       "position: sticky", e isso faz o próprio header virar a referência
       de tamanho do menu fixo, em vez da tela inteira — por isso a altura
       é calculada em "vh" (relativo à tela), não com "bottom". */
    height: calc(100vh - 66px);
    z-index: 60;
    background: var(--bg);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px 20px 28px;
    overflow-y: auto;
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity .2s ease, transform .2s ease, visibility .2s ease;
  }
  nav.main-nav.open{
    opacity: 1; visibility: visible; transform: none;
  }
  nav.main-nav a:not(.btn){
    width: 100%;
    padding: 18px 2px;
    border-bottom: 1px solid var(--line-soft);
    border-radius: 0;
    font-size: 17px;
  }
  nav.main-nav a.active::after{ display: none; }
  nav.main-nav .btn{
    width: 100%;
    justify-content: center;
    padding: 16px 0;
    margin-top: 20px;
    font-size: 16px;
  }
  .nav-toggle{ display: block; }
  body.nav-open{ overflow: hidden; }

  .hero{ padding: 56px 0 56px; }
  section{ padding: 60px 0; }
  .services-grid{ grid-template-columns: 1fr; }
  /* no mobile, uma célula por linha — fica maior e continua alinhada;
     a célula quadrada já resolve o alinhamento em qualquer proporção
     de foto (a imagem preenche a célula toda, sem borda branca). */
  .teaser-grid{ grid-template-columns: 1fr; gap: 20px; }
  .gallery{ grid-template-columns: 1fr; }
  .philosophy-item{ grid-template-columns: 1fr; gap: 8px; }
  .footer-inner{ flex-direction: column; align-items: center; }
  .patch-row{ flex-direction: column; }
  .patch-row .arrow{ transform: rotate(90deg); }
  .caso{ padding: 44px 0; }
  .caso-head{ grid-template-columns: 1fr; gap: 6px; }
  .caso-num{ padding-top: 0; }
  .caso-body{ padding-left: 0; }
  .caso-gallery{ padding-left: 0; grid-template-columns: 1fr; gap: 14px; }
  .flat-gallery{ grid-template-columns: 1fr; gap: 14px; }
  .portfolio-head .filters{ margin-top: 24px; }
  .outros-list{ gap: 22px; }
}