:root {
  /* Paleta de Cores baseada no DESIGN.md */
  --bg-primary: #262423;
  --text-primary: #F3EBE1;
  --text-secondary: #9B938A;
  --accent-gold: #D4B98E;
  --border-soft: #4A453F;

  /* Tipografia */
  --font-primary: 'Inter', system-ui, -apple-system, sans-serif;
  --scale-display: clamp(4rem, 17vw, 24rem);
  --scale-h2: clamp(2.5rem, 6vw, 4rem);
  --scale-body: 1rem;
  --scale-small: 0.875rem;

  /* Espaçamento */
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 8rem;
}

/* Reset Básico */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

main {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

body {
  background-color: #000; /* Fundo preto por trás do frame */
  color: var(--text-primary);
  font-family: var(--font-primary);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  padding: 1rem;
  min-height: 100vh;
}

/* Viewport Frame (Emolduramento) */
.viewport-frame {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-soft);
  border-radius: 24px;
  overflow: hidden;
  height: calc(100vh - 2rem);
  height: calc(100dvh - 2rem);
  position: relative;
  display: flex;
  flex-direction: column;
}

/* Fixed Header Menu */
.main-header {
  border-bottom: 1px solid var(--border-soft);
  padding: 1.5rem 2rem;
  background-color: transparent;
  position: sticky;
  top: 0;
  z-index: 10;
}

.main-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 3rem;
}

.nav-link {
  font-size: var(--scale-small);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

.nav-link:hover {
  color: var(--accent-gold);
}

.dot {
  color: var(--accent-gold);
  font-size: var(--scale-small);
}

/* Hero Section */
.hero {
  padding: var(--space-lg) var(--space-md);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  flex-grow: 1;
  min-height: 0;
}

.hero-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  position: relative;
  z-index: 3;
}

.brand-name {
  font-size: var(--scale-body);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.brand-title {
  color: var(--text-secondary);
  font-size: var(--scale-small);
}

.hero-motto {
  text-align: right;
  font-size: var(--scale-small);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.hero-center {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1;
}

.display-massive {
  font-size: var(--scale-display);
  font-weight: 800;
  color: var(--accent-gold);
  line-height: 0.85;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  margin: 0;
  opacity: 0.25; /* Deixa o texto levemente transparente como background */
  user-select: none;
  width: 100%;
  text-align: center;
}

.viewport-bg-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 1;
  pointer-events: none;
  transition: opacity 0.6s ease;
}

.viewport-bg-img-cv {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: right center;
  z-index: 1;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.6s ease;
}

.hero-bottom {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  position: relative;
  z-index: 3;
  margin-top: var(--space-xl);
}

.socials {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.social-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: var(--scale-small);
  transition: color 0.3s ease;
}

.social-link:hover {
  color: var(--accent-gold);
}

.display-secondary {
  font-size: var(--scale-h2);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 0.9;
  text-transform: uppercase;
  color: var(--text-primary);
  text-align: right;
}

.vibe-code {
  position: absolute;
  right: 5%;
  bottom: 28%;
  z-index: 4;
}

/* Transições Base para Layout Shift */
.hero-top, .hero-center, .vibe-code {
  transition: transform 0.6s cubic-bezier(0.25, 1, 0.5, 1), opacity 0.6s ease;
}

/* Layout Shift (Ativo quando clicado no CV) */
body.cv-active .hero-top,
body.cv-active .hero-center,
body.cv-active .vibe-code {
  transform: translateX(-50%);
  opacity: 0;
  pointer-events: none;
}

body.cv-active .viewport-bg-img {
  opacity: 0;
}

body.cv-active .viewport-bg-img-cv {
  opacity: 1;
}

/* Estilos do Currículo Vitae */
.cv-container {
  position: absolute;
  top: 15%;
  bottom: 5%;
  left: 12%;
  width: 76%;
  height: 80%;
  padding: 2rem 3rem;
  z-index: 5;
  overflow-y: auto;
  opacity: 0;
  transform: translateX(-10%);
  pointer-events: none;
  transition: transform 0.6s cubic-bezier(0.25, 1, 0.5, 1), opacity 0.6s ease;
  color: var(--text-primary);
  background: rgba(38,36,35,0.75); /* Fundo translúcido para leitura */
  border-radius: 24px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
}

.cv-container::-webkit-scrollbar {
  width: 6px;
}
.cv-container::-webkit-scrollbar-track {
  background: transparent;
}
.cv-container::-webkit-scrollbar-thumb {
  background: var(--border-soft);
  border-radius: 10px;
}

body.cv-active .cv-container {
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
}

.cv-header {
  margin-bottom: var(--space-md);
  border-bottom: 1px solid var(--border-soft);
  padding-bottom: 1rem;
}

.cv-header h2 {
  font-size: var(--scale-h2);
  color: var(--accent-gold);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.cv-header p {
  color: var(--text-secondary);
  font-size: var(--scale-small);
}

.cv-section {
  margin-bottom: var(--space-md);
}

.cv-section h3 {
  font-size: 1.25rem;
  color: var(--accent-gold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.cv-section p, .cv-section ul {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

.cv-section ul {
  padding-left: 1.5rem;
  margin-top: 0.5rem;
}

.cv-section li {
  margin-bottom: 0.25rem;
}

.cv-job, .cv-project {
  margin-bottom: 1.5rem;
}

.cv-job h4, .cv-project h4 {
  font-size: 1.05rem;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.cv-job h4 span, .cv-project h4 span {
  color: var(--text-secondary);
  font-weight: normal;
}

.cv-date {
  font-size: 0.85rem;
  color: var(--accent-gold);
  display: block;
  margin-bottom: 0.5rem;
}

.cv-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}


/* Responsive */
@media (max-width: 768px) {
  body {
    padding: 0.5rem;
  }
  .viewport-frame {
    height: calc(100vh - 1rem);
    height: calc(100dvh - 1rem);
    border-radius: 16px;
  }
  .main-nav {
    flex-wrap: wrap;
    gap: 0.5rem 1.25rem;
    justify-content: center;
  }
  .main-header {
    padding: 0.75rem 1rem;
    background-color: rgba(38, 36, 35, 0.88);
  }
  .nav-link {
    font-size: 0.75rem;
  }
  .dot {
    display: none;
  }
  .hero-top {
    flex-direction: column;
    gap: 1rem;
  }
  .hero-motto {
    text-align: left;
  }
  .hero-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 2rem;
  }
  .display-secondary {
    text-align: left;
  }
  
  .cv-container {
    left: 0;
    width: 100%;
    padding: 6rem 1.5rem 2rem 1.5rem;
  }
  
  .cv-grid {
    grid-template-columns: 1fr;
  }
}