/* =============================================
   FONTE CHINÊS — Noto Sans SC (Google Fonts)
   ============================================= */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;500;700&display=swap');

html[lang="zh"] {
  --font: 'Noto Sans SC', sans-serif;
}


/* =============================================
   FONTES LOCAIS
   ============================================= */
@font-face {
  font-family: 'Space Grotesk';
  src: url('fontes/SpaceGrotesk-Light.otf') format('opentype');
  font-weight: 300;
  font-display: swap;
}
@font-face {
  font-family: 'Space Grotesk';
  src: url('fontes/SpaceGrotesk-Regular.otf') format('opentype');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'Space Grotesk';
  src: url('fontes/SpaceGrotesk-Medium.otf') format('opentype');
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: 'Space Grotesk';
  src: url('fontes/SpaceGrotesk-SemiBold.otf') format('opentype');
  font-weight: 600;
  font-display: swap;
}
@font-face {
  font-family: 'Space Grotesk';
  src: url('fontes/SpaceGrotesk-Bold.otf') format('opentype');
  font-weight: 700;
  font-display: swap;
}
@font-face {
  font-family: 'Minion Pro';
  src: url('fontes/MinionPro-Regular.otf') format('opentype');
  font-weight: 400;
  font-display: swap;
}

/* =============================================
   SELEÇÃO DE TEXTO
   ============================================= */
::selection {
  background: #a39c21;
  color: #fff;
}

/* =============================================
   RESET & BASE
   ============================================= */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --cinza:   #dadada;
  --preto:   #000000;
  --verde:   #a39c21;
  --azul:    #1a59fa;
  --laranja: #f57824;
  --vermelho:#942133;
  --font:    'Space Grotesk', sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--cinza);
  color: var(--preto);
  overflow-x: hidden;
}

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

/* =============================================
   HERO
   ============================================= */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* --- Slideshow P&B --- */
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  filter: grayscale(100%) brightness(0.75) contrast(0.9);
  transition: opacity 3s ease;
}

.s1  { background-image: url("imagens/hero/hero-01.jpg");  }
.s2  { background-image: url("imagens/hero/hero-02.jpg");  }
.s3  { background-image: url("imagens/hero/hero-04.jpg");  }
.s4  { background-image: url("imagens/hero/hero-05.jpg");  }
.s5  { background-image: url("imagens/hero/hero-06.jpg");  }
.s6  { background-image: url("imagens/hero/hero-07.jpg");  }
.s7  { background-image: url("imagens/hero/hero-09.jpg");  }
.s8  { background-image: url("imagens/hero/hero-10.jpg"); }
.s9  { background-image: url("imagens/hero/hero-11.jpg"); }
.s10 { background-image: url("imagens/hero/hero-12.jpg");  }
.s11 { background-image: url("imagens/hero/hero-13.jpg");  }
.s12 { background-image: url("imagens/hero/hero-14.jpg");  }
.s13 { background-image: url("imagens/hero/hero-15.jpg"); }
.s14 { background-image: url("imagens/hero/hero-16.jpg");  }
.s15 { background-image: url("imagens/hero/hero-17.jpg");  }
.s16 { background-image: url("imagens/hero/hero-18.jpg");  }
.s17 { background-image: url("imagens/hero/hero-19.jpg");  }
.s18 { background-image: url("imagens/hero/hero-20.jpg");  }
.s19 { background-image: url("imagens/hero/hero-21.jpg");  }
.s20 { background-image: url("imagens/hero/hero-22.jpg");  }

/* --- Overlay névoa --- */
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: rgba(218, 218, 218, 0.55);
}

/* =============================================
   CURSOR PERSONALIZADO — só em desktop (mouse)
   ============================================= */
@media (pointer: fine) {
  * { cursor: none !important; }
}

/* =============================================
   SWITCHER PT / EN
   ============================================= */
.lang-toggle {
  position: fixed;
  top: 32px;
  right: 40px;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 6px;
}

.lang-btn {
  background: none;
  border: none;
  font-family: var(--font);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--preto);
  opacity: 0.35;
  padding: 0;
  transition: opacity 0.25s;
}

.lang-btn:hover  { opacity: 0.7; }
.lang-btn.active { opacity: 1; }

.lang-sep {
  font-size: 10px;
  opacity: 0.2;
}

/* =============================================
   NAV RODAPÉ HERO
   ============================================= */
.hero-nav {
  position: absolute;
  bottom: 40px;
  left: 0;
  right: 0;
  z-index: 4;
  display: flex;
  justify-content: center;
  gap: 64px;
}

.hero-nav a {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--preto);
  transition: opacity 0.3s;
}

.hero-nav a:hover {
  opacity: 0.4;
}

/* =============================================
   SEÇÕES GERAIS
   ============================================= */
.sec-label {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--preto);
  opacity: 0.45;
  margin-bottom: 60px;
}

/* =============================================
   LOGO HERO — texto fixo + bolinhas em loop
   ============================================= */
.hero-logo {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.logo-texto {
  font-family: var(--font);
  font-size: clamp(44px, 8.5vw, 112px);
  font-weight: 700;
  line-height: 1.0;
  letter-spacing: -0.02em;
  color: var(--preto);
  text-align: left;
  opacity: 0;
  animation: logoEntrada 5s ease 0.3s forwards;
}

.logo-sub {
  font-size: 1em;
  font-weight: 700;
  letter-spacing: -0.02em;
  display: block;
}

@keyframes logoEntrada {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Bolinhas — posição e flutuação controladas via JS (com repulsão magnética) */
.logo-bolinha {
  position: absolute;
  border-radius: 50%;
  left: 50%;
  top: 50%;
  pointer-events: none;
  opacity: 0;
  transition: opacity 1.2s ease;
}

.b1 { width: 44px; height: 44px; background: #f57824; }
.b2 { width: 30px; height: 30px; background: #1a59fa; }
.b3 { width: 38px; height: 38px; background: #a39c21; }
.b4 { width: 36px; height: 36px; background: #942133; }
.b5 { width: 20px; height: 20px; background: #1a59fa; }
.b6 { width: 26px; height: 26px; background: #f57824; }

/* =============================================
   PROJETOS — grid com overlay no hover
   ============================================= */
.sec-projetos {
  padding: 100px 80px 120px;
}

.projetos-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3px;
}

.projeto {
  display: block;
  position: relative;
  overflow: hidden;
  background: var(--preto);
}

.projeto-img {
  width: 100%;
  aspect-ratio: 16/10;
  background-size: cover;
  background-position: center;
  transition: transform 0.65s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              filter 0.5s ease;
  filter: grayscale(20%);
}

.projeto:hover .projeto-img {
  transform: scale(1.04);
  filter: grayscale(0%);
}

/* Overlay de info — cor da paleta, texto centralizado */
.projeto-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: var(--overlay-color, rgba(0,0,0,0.72));
  opacity: 0;
  transition: opacity 0.4s ease;
}

.projeto:hover .projeto-overlay {
  opacity: 1;
}

.overlay-num {
  display: none;
}

.overlay-nome {
  font-size: clamp(18px, 2vw, 28px);
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-align: center;
  line-height: 1.15;
  padding: 0 24px;
}

.overlay-desc {
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.18em;
  color: rgba(255,255,255,0.7);
  text-transform: uppercase;
}

/* =============================================
   SOBRE
   ============================================= */
.sec-sobre {
  padding: 100px 80px 120px;
  border-top: 1px solid rgba(0,0,0,0.1);
}

.sobre-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.sobre-intro {
  grid-column: 1 / -1;
}

.sobre-intro p {
  font-size: clamp(16px, 2vw, 22px);
  font-weight: 300;
  line-height: 1.65;
  letter-spacing: -0.01em;
  max-width: 680px;
}

.sobre-socio h3 {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.sobre-socio .socio-nome {
  font-size: clamp(18px, 1.8vw, 24px);
  font-weight: 300;
  letter-spacing: -0.01em;
  margin-bottom: 24px;
  line-height: 1.2;
}

.sobre-socio ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sobre-socio ul li {
  font-size: 13px;
  font-weight: 400;
  line-height: 1.55;
  color: rgba(0,0,0,0.6);
  padding-left: 14px;
  position: relative;
}

.sobre-socio ul li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: rgba(0,0,0,0.3);
}

/* =============================================
   CONTATO
   ============================================= */
.sec-contato {
  padding: 100px 80px 80px;
  border-top: 1px solid rgba(0,0,0,0.1);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 60px;
}

.contato-content {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.contato-email {
  font-size: clamp(18px, 2.5vw, 28px);
  font-weight: 300;
  letter-spacing: -0.01em;
  border-bottom: 1px solid currentColor;
  padding-bottom: 4px;
  transition: opacity 0.3s;
}

.contato-email:hover {
  opacity: 0.45;
}

.contato-social {
  display: flex;
  gap: 32px;
}

.contato-social a {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: 0.45;
  transition: opacity 0.3s;
}

.contato-social a:hover {
  opacity: 1;
}

.footer-logo {
  margin-top: auto;
  width: 100%;
  border-top: 1px solid rgba(0,0,0,0.1);
  padding-top: 40px;
}

.footer-logo img {
  width: 180px;
  height: auto;
  opacity: 0.35;
}

/* =============================================
   BOTÃO INÍCIO (back to top)
   ============================================= */
#btn-inicio {
  position: fixed;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  z-index: 100;
  background: none;
  border: 1px solid rgba(0,0,0,0.25);
  font-family: var(--font);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--preto);
  padding: 10px 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease, transform 0.4s ease;
}

#btn-inicio.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

#btn-inicio:hover {
  background: var(--preto);
  color: var(--cinza);
  border-color: var(--preto);
}

/* =============================================
   RESPONSIVO
   ============================================= */
@media (pointer: coarse) {
  .projeto-overlay {
    opacity: 0;
  }
  .projeto:active .projeto-overlay {
    opacity: 0.85;
  }
}

@media (max-width: 900px) {
  .sec-projetos,
  .sec-sobre,
  .sec-contato {
    padding: 60px 32px 80px;
  }

  .projetos-grid {
    grid-template-columns: 1fr;
  }

  .sobre-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-nav {
    gap: 36px;
    bottom: 32px;
  }
}