/* --- Variáveis de Cor (Paleta Roxa) --- */
:root {
  --bg-principal: #121214;
  --bg-secundario: #202024;
  --bg-card-claro: #323238;
  --texto-principal: #e1e1e6;
  --texto-secundario: #c4c4cc;
  --destaque: #6f42d8;
  --destaque-hover: #996dff;
  --destaque-shadow: 0 0 25px 8px rgba(130, 87, 229, 0.4);
}

/* --- Estilos Globais --- */
body {
  font-family: "Poppins", sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

/*
  =====================================================
  --- Lógica do "Salto" (Scroll Snap) ---
  =====================================================
  */
html {
  scroll-behavior: smooth;
  scroll-snap-type: y mandatory;
}

#inicio,
#projetos,
#destaques, #contato, #tecnologias { 
  scroll-snap-align: start;
  scroll-margin-top: 4.5rem;
}

/* =====================================================
  --- Estilos Personalizados (não-Tailwind) ---
  =====================================================
  */

/* --- Estilo do Título da Seção (h2) --- */
.titulo-secao {
  color: var(--texto-principal);
  font-size: 2rem; /* 40px */
  font-weight: 600;
  border-bottom: 3px solid var(--destaque);
  display: inline-block;
  padding-bottom: 5px;
  margin-bottom: 2rem; /* 32px */
}

.font-sanchez {
  font-family: "Sanchez", serif;
}

.font-codigo {
  font-family: 'Roboto Mono', monospace;
}

/* --- Botão CTA (Roxo) --- */
.btn-cta {
  display: inline-block;
  background-color: var(--destaque);
  color: #fff;
  padding: 0.75rem 1.5rem;
  border-radius: 9999px; /* pill shape */
  font-weight: 600;
  transition: background-color 0.3s ease;
  text-decoration: none;
}
.btn-cta:hover {
  background-color: var(--destaque-hover);
}

/*
  =====================================================
  --- Estilos do CARROSSEL (Center Stage) ---
  =====================================================
  */
.carousel-container {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  position: relative;
}

.carousel-wrapper {
  position: relative;
  width: 100%;
  overflow: hidden;
  flex-grow: 1;
  min-width: 0;
}

.carousel-track {
  display: flex;
  align-items: center;
  cursor: grab;
}

.carousel-track.is-grabbing {
  cursor: grabbing;
  user-select: none;
}

/* Card (Estilo Base) */
.card {
  padding: 0; 
  cursor: pointer;

  position: relative;
  overflow: hidden;
  background-color: var(--bg-secundario);
  border-radius: 8px;
  border: 1px solid transparent;
  display: flex;
  flex-direction: column;
  width: 100%;

  min-width: 95%;
  min-height: 250px; 

  /* Efeitos de Destaque */
  transform: scale(0.9);
  opacity: 0.6;
  transition: transform 0.5s ease, opacity 0.5s ease, box-shadow 0.5s ease;

  /* Tamanho e Espaçamento (Mobile) */
  flex-shrink: 0;
  flex-basis: 90%; 
  min-width: 90%;  
  margin: 0 0.5rem;
}

/* Card Ativo (Destaque) */
.card.is-active {
  transform: scale(1);
  opacity: 1;
  box-shadow: var(--destaque-shadow);
  border-color: var(--destaque);
}

/* Estilo do Conteúdo Frontal */
.card-front {
    position: relative;
    padding-bottom: 0rem;
}

/* Estilo do Conteúdo Traseiro (Descrição) */
.card-back {
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    
    opacity: 0;
    pointer-events: none;
    background-color: var(--bg-secundario);
}

/* Estado Ativado (Flip) */
.card.is-flipped .card-front {
    opacity: 0;
    pointer-events: none;
}
.card.is-flipped .card-back {
    opacity: 1;
    pointer-events: auto;
}

.card h3 {
  color: var(--texto-principal);
  font-size: 1.25rem; 
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.card .project-intro {
  color: var(--texto-secundario);
  margin-bottom: 1rem;
  font-size: 0.95rem;
  text-align: justify;
}

@media (min-width: 768px) {
  .card .project-intro {
    font-size: 1rem;
  }
}

.card .tags {
  margin: 1rem 0;
  flex-wrap: wrap;
  display: flex;
  gap: 0.5rem;
}

.card .tags span {
  background-color: var(--bg-principal);
  color: var(--texto-secundario);
  padding: 0.25rem 0.5rem;
  border-radius: 5px;
  font-size: 0.75rem;
  font-weight: 500;
}

/* Estilos para Links do Carrossel (Posicionamento Absoluto) */
.project-card-links {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--bg-secundario);
  border-top: 1px solid var(--bg-principal);
  z-index: 20;
  padding: 1rem 1.5rem;
  font-weight: 600;
  pointer-events: auto;
}

.project-card-links a,
.cert-links a {
  color: var(--destaque);
  text-decoration: none;
}
.project-card-links a:hover,
.cert-links a:hover {
  text-decoration: underline;
}

/* Estilos para Links de Certificado (Links Simples, Estilo Destaque) */
.cert-links {
    font-weight: 600;
}

/* Botões do Carrossel */
.carousel-btn {
  background-color: var(--bg-secundario);
  color: var(--texto-principal);
  border: 1px solid var(--destaque);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.5rem;
  font-weight: 700;
  opacity: 0.8;
  transition: all 0.3s ease;
  flex-shrink: 0;

  position: absolute;
  z-index: 10;
  top: 50%;
  transform: translateY(-50%);
}
.carousel-btn:hover {
  opacity: 1;
  background-color: var(--destaque);
}

.carousel-btn.prev-btn {
  left: -15px;
}
.carousel-btn.next-btn {
  right: -15px;
}

/* Media Query para Desktop */
@media (min-width: 768px) {
  .carousel-track > .card {
    flex-basis: 450px;
    min-width: 450px;
    margin: 0 0.5rem;
  }
}

/* --- Imagem de Destaque --- */
.destaque-pic-retangular {
  width: 100%;
  height: 200px;
  border-radius: 4px;
  object-fit: cover;
}

/* --- Footer --- */
footer {
  text-align: center;
  padding: 3rem 0;
  margin-top: 2rem; 
  border-top: 1px solid var(--bg-secundario);
  color: var(--texto-secundario);
}

@media (min-width: 768px) {
  footer {
    margin-top: 4rem; 
  }
}