@import url('https://fonts.googleapis.com/css2?family=Roboto:ital,wght@0,100..900;1,100..900&display=swap');

/* ===== Base ===== */
html, body {
  height: 100%;
}
body {
  margin: 0;
  overflow-x: hidden;            /* evita “estouro” lateral */
  font-family: "Roboto", sans-serif;
  font-optical-sizing: auto;
  background: #000;
  color: #fff;
}
img { max-width: 100%; height: auto; display: block; }
:root {
  --space-inline: clamp(20px, 4vw, 48px);
  --space-top: clamp(16px, 3.5vw, 32px);
}

/* ===== HERO (fullscreen, sem overflow) ===== */
.hero {
  position: relative;
  min-height: 100vh;             /* fallback */
  background: url("../img/minimalist-architecture-space.jpg") center center / cover no-repeat fixed;
  display: grid;
  grid-template-rows: auto 1fr;
}

/* melhora comportamento em mobile (barra do navegador) */
@supports (height: 100dvh) {
  .hero { min-height: 100dvh; }
}

/* camada de leitura para o texto (suave, estilo Kern) */
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(0,0,0,.48) 0%, rgba(0,0,0,.24) 35%, rgba(0,0,0,0) 70%);
  pointer-events: none;
}

/* ===== Header ===== */
.header {
  position: absolute; /* começa dentro do hero */
  top: 0;
  left: 0;
  right: 0;           /* garante que respeita largura da tela */
  width: 100%;        /* não ultrapassa viewport */
  padding: var(--space-top) clamp(30px, 5vw, 80px);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.3s ease;
  z-index: 1000;
  box-sizing: border-box; /* evita “estouro” por causa do padding */
}

.header.fixed {
  position: fixed;  /* gruda no topo */
  left: 0;
  right: 0;
  width: 100%;
  background: #111; 
  padding: 15px 30px;
  box-sizing: border-box;
}


.logo img {
  height: clamp(40px, 6vw, 40px);
}

/* ===== Switch de idioma ===== */
.lang-switch {
  display: flex;
  align-items: center;
  font-size: clamp(1rem, 1.6vw, 1.2rem); /* aumenta fonte conforme tela */
  gap: 12px; /* mais espaço entre PT | EN */
  text-transform: uppercase;
  user-select: none;
}
.lang-switch a {
  font-weight: 600;
  color: #fff;
  text-decoration: none;
  opacity: .8;
  transition: opacity .2s ease;
}
.lang-switch a:hover { opacity: 1; }
.lang-switch a.active { font-weight: 700; opacity: 1; }
.lang-switch .divider { opacity: .5; }

/* ===== Conteúdo do Hero ===== */
.hero-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%); /* centralização vertical e horizontal */
  z-index: 2;
  text-align: center;
  padding: 0 20px;
  width: 100%;
}

.hero-content h1 {
  font-size: clamp(1.2rem, 4vw, 3rem); /* diminui suavemente em telas pequenas */
  line-height: 1.2;
  font-weight: 650;
  max-width: 90%;
  margin: 0 auto;
  word-break: keep-all;
}

/* ===== Acessibilidade / pequenos ajustes ===== */
@media (max-width: 480px) {
  .hero-content {
    padding-top: max(96px, 14vh); /* espaço extra pro header em mobile */
  }
}