:root {
  --color-bg: #0d0d0d;
  --color-text: #33ff33;
  --color-accent: #00ffcc;
  --color-hover: #33ff33;
}

* {
  user-select: none;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: monospace;
}

body {
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
  overflow-x: hidden;
}

/* Header */
header {
  text-align: center;
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeIn 1s forwards 0.5s;
}
header h1 { font-size: 3rem; color: var(--color-accent); }
header p { font-size: 1.5rem; }

/* GUI container */
#gui-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2rem;
  min-height: 100vh;
  opacity: 1;
  transition: opacity 0.5s ease;
}

/* Botão voltar */
#back-terminal {
  padding: 0.5rem 1rem;
  background: #000;
  border: 1px solid var(--color-text);
  color: var(--color-text);
  cursor: pointer;
  border-radius: 5px;
  margin-bottom: 16px;
  transition: background 0.2s, color 0.2s;
}
#back-terminal:hover { background: var(--color-hover); color: #000; }

/* Navegação */
#main-buttons {
  display: flex;
  gap: 16px;
  margin-bottom: 2rem;
}
#main-buttons button {
  padding: 10px 16px;
  background: #000;
  border: 1px solid var(--color-text);
  color: var(--color-text);
  cursor: pointer;
  border-radius: 5px;
  transition: background 0.3s, color 0.3s, transform 0.3s;
}
#main-buttons button:hover {
  background: var(--color-hover);
  color: #000;
  transform: scale(1.05);
}

/* Conteúdo das abas */
#tab-content {
  width: 100%;
  max-width: 900px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  text-align: center;
  transition: opacity 0.5s ease;
}

/* Seções */
.section { display: none; animation: fadeIn 0.5s ease-in; }
.section.active { display: block; }

/* Sobre */
.about-container {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: flex-start;
}
.about-img {
  max-width: 250px;
  border: 2px solid var(--color-accent);
  border-radius: 10px;
  box-shadow: 0 0 10px 2px #00ff0077;
}
.about-text { flex: 1; font-size: 1.2rem; text-align: left; }
.about-text p { margin-bottom: 0.8rem; }
.about-text a { color: var(--color-accent); text-decoration: underline; cursor: pointer; }
#copy-btn {
  margin-left: 0.5rem;
  padding: 3px 8px;
  background: #000;
  border: 1px solid var(--color-text);
  color: var(--color-text);
  cursor: pointer;
  border-radius: 4px;
  transition: background 0.2s, color 0.2s;
}
#copy-btn:hover { background: var(--color-hover); color: #000; }

/* Projetos */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2rem;
  justify-items: center;
}
.project-card {
  background: #0a0a0a;
  border: 1px solid var(--color-text);
  border-radius: 10px;
  padding: 1rem;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: transform 0.3s, box-shadow 0.3s;
}
.project-card:hover { transform: scale(1.05); box-shadow: 0 0 15px var(--color-accent); }
.project-card img { width: 100%; border-radius: 8px; margin-bottom: 0.5rem; }

/* Modal de projetos */
.project-modal {
  display: none;
  justify-content: center;
  align-items: center;
  position: fixed;
  top:0; left:0; width:100%; height:100%;
  background: rgba(0,0,0,0.9);
  z-index: 1000;
  padding:1rem;
}
.project-modal.active { display: flex; }
.project-modal .modal-content {
  max-width: 600px;
  text-align: center;
  background: #000;
  border: 2px solid var(--color-accent);
  border-radius: 10px;
  padding: 2rem;
  position: relative;
}
.project-modal img { max-width:100%; border-radius:8px; margin-bottom:1rem; }
.close-btn { position:absolute; top:10px; right:15px; font-size:2rem; cursor:pointer; color: var(--color-text); transition: color 0.2s; }
.close-btn:hover { color: var(--color-accent); }

/* Contato */
.contact-wrapper {
  display: flex;
  justify-content: center;
  align-items: flex-start; /* Alinha no topo, não muito para baixo */
  min-height: 60vh; /* Ocupa boa parte da tela */
  padding-top: 2rem; /* Espaço superior */
}

#contact-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  width: 450px;          /* Ocupa quase toda a largura */
  max-width: 700px;    /* Limite máximo */
}

#contact-form input,
#contact-form textarea {
  padding: 12px;           /* Campos maiores */
  font-size: 1rem;
  background: #000;
  border: 1px solid var(--color-text);
  color: var(--color-text);
  border-radius: 5px;
  font-family: monospace;
}

#contact-form textarea {
  resize: none;
  min-height: 170px;       /* Deixa a caixa maior verticalmente */
}

#contact-form button {
  padding: 12px;
  font-size: 1rem;
  background: #000;
  border: 1px solid var(--color-text);
  color: var(--color-text);
  border-radius: 5px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, transform 0.2s;
}
#contact-form button:hover {
  background: var(--color-hover);
  color: #000;
  transform: scale(1.05);
}

/* Terminal */
#terminal {
  position: fixed;
  top:0; left:0;
  width:100%; height:100%;
  background:#000;
  color: var(--color-text);
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  padding:2rem;
  font-family: monospace;
  z-index: 10000;
  overflow-y: auto;
  text-align: center;  /* centraliza texto */
}

/* Animações */
@keyframes fadeIn { from { opacity:0; transform:translateY(10px); } to { opacity:1; transform:translateY(0); } }
@keyframes fadeInUp { from { opacity:0; transform:translateY(20px); } to { opacity:1; transform:translateY(0); } }

/* Responsividade */
@media(max-width:600px){
  .about-container { flex-direction: column; align-items:center; }
  .about-text { text-align:center; }
  #main-buttons { flex-direction: column; gap: 10px; }
}

/* Tooltip de cópia de e-mail */
#copy-tooltip {
  position: absolute;
  background: var(--color-accent);
  color: #000;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 0.85rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
  transform: translateY(-25px);
}
#copy-tooltip.show { opacity: 1; }

/* Animação ao clicar no botão "Voltar ao Terminal" */
#back-terminal.clicked {
  animation: backBtnClick 0.5s forwards;
}

@keyframes backBtnClick {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(0.9); opacity: 0.7; }
  100% { transform: scale(1.2); opacity: 0; }
}