:root {
  /* Design Único - Retro Macintosh/Commodore (Luminoso Brutalista) */
  --bg: #f5f4ef;            /* Off-white quente de plástico antigo */
  --text: #121217;          /* Preto carvão */
  --card-bg: #eae8df;       /* Cinza computador vintage */
  --card-text: #121217;
  --border: #121217;        /* Borda preta forte */
  --hover: #dcd9ce;
  
  --primary: #ff5e97;       /* Pink vibrante para contraste */
  --secondary: #7f5af0;
  --accent: #00a8cc;        /* Ciano denso */
  --yellow: #ffd56b;
  
  --code-bg: #1a1a24;
  --code-top: #121217;
  
  --shadow: 4px 4px 0px #121217;
  --neon-shadow: 4px 4px 0px var(--primary);
  --border-width: 2px;
}

* {
  box-sizing: border-box;
}

body {
  font-family: 'Space Mono', monospace;
  background-color: var(--bg);
  color: var(--text);
  margin: 0;
  padding: 2rem;
  display: flex;
  justify-content: center;
  line-height: 1.6;
  position: relative;
}

.container {
  max-width: 900px;
  width: 100%;
}

/* Header com nome e links sociais */
.header-section {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.nome {
  font-family: 'Space Mono', monospace;
  color: var(--primary);
  font-size: 2.2rem;
  margin: 0;
  font-weight: 700;
  text-transform: none;
  letter-spacing: 0px;
}

/* Botão/Link do "y" para ypla.dev */
.y-link {
  display: inline-block;
  margin: 0 4px;
  padding: 0 .25rem;
  border: 1px solid transparent;
  border-radius: 6px;
  transition: all .2s ease;
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
}
.y-link:hover {
  color: #fff;
}

.social-links {
  display: flex;
  gap: 0.8rem;
  align-items: center;
}
.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--hover);
  color: var(--text);
  border-radius: 0px;
  text-decoration: none;
  border: var(--border-width) solid var(--border);
  box-shadow: 2px 2px 0px #000000;
  transition: all 0.2s ease;
  cursor: pointer;
}

.social-link:hover {
  background: var(--primary);
  color: #000000;
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0px var(--accent);
}

.social-link i {
  font-size: 1.2rem;
}

.descricao{
  padding-top: 3%;
  padding-bottom: 3%;
  max-width: 900px;   /* mais compacta */
  line-height: 1.5;
}

/* Code Block / Terminal ynstaOS */
.code-block {
  background: var(--code-bg);
  color: var(--bg);
  border-radius: 0px;
  font-family: 'Space Mono', monospace;
  font-size: 0.9rem;
  overflow: hidden;
  border: var(--border-width) solid var(--border);
  box-shadow: var(--shadow);
  margin-bottom: 3rem;
  position: relative;
}

/* Efeito CRT Scanline */
.code-block::after {
  content: " ";
  display: block;
  position: absolute;
  top: 2rem; left: 0; bottom: 0; right: 0;
  background: linear-gradient(
    rgba(0, 0, 0, 0) 50%, 
    rgba(0, 0, 0, 0.18) 50%
  );
  z-index: 5;
  background-size: 100% 4px;
  pointer-events: none;
}

.code-header {
  background: var(--code-top);
  padding: 0.2rem 0.4rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 2.2rem;
  border-bottom: var(--border-width) solid var(--border);
  position: relative;
  z-index: 6;
}

.win98-title {
  color: var(--bg);
  font-family: 'Space Mono', monospace;
  font-size: 0.85rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding-left: 0.2rem;
}

.win98-controls {
  display: flex;
  gap: 0.2rem;
}

.win-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  background: var(--card-bg);
  border: 2px solid;
  border-color: #fff #000 #000 #fff; /* Efeito 3D Win98 clássico */
  color: var(--text);
  font-family: 'Courier New', monospace;
  font-size: 0.85rem;
  font-weight: bold;
  cursor: pointer;
  user-select: none;
  line-height: 1;
}

.win-btn:active {
  border-color: #000 #fff #fff #000;
  padding-top: 1px;
  padding-left: 1px;
}

.win-btn.close {
  margin-left: 0.2rem;
}

.win-btn.close.playing {
  background-color: var(--primary);
  color: #121217;
  animation: pulse-red 1s infinite alternate;
}

@keyframes pulse-red {
  from { box-shadow: 0 0 0 0px rgba(255, 94, 151, 0.2); }
  to { box-shadow: 0 0 8px 3px rgba(255, 94, 151, 0.5); }
}

.code-content {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  position: relative;
  z-index: 4;
}

.code-section{
  color: #ffbd2e;
}

.code-block pre {
  margin: 0;
  padding: 1rem;
  white-space: pre-wrap;
  flex: 1;
}

/* Download Button */
.download-section {
  padding-bottom: 10px;
  padding-right: 10px;
  display: flex;
  align-items: center;
  justify-content: right;
}

.download-btn {
  display: flex;
  align-items: center;
  color: #000000;
  background: var(--yellow);
  padding: 0.8rem 1.2rem;
  border-radius: 0px;
  text-decoration: none;
  font-family: 'Space Mono', monospace;
  font-weight: 700;
  transition: all 0.2s ease;
  border: var(--border-width) solid var(--border);
  box-shadow: var(--shadow);
  cursor: pointer;
}

.download-btn:hover {
  background: var(--primary);
  color: #000000;
  transform: translate(-2px, -2px);
  box-shadow: 4px 4px 0px var(--accent);
}

.download-btn i {
  font-size: 1rem;
}

/* Projetos */
.projetos {
  display: grid;
  gap: 2rem;
  margin-bottom: 3rem;
}

.card-projeto {
  font-family: 'Space Mono', monospace;
  background: var(--card-bg);
  color: var(--card-text);
  padding: 1.5rem;
  border-radius: 0px;
  text-align: left;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  display: grid;
  grid-template-columns: 1fr 200px;
  gap: 1.5rem;
  align-items: start;
  border: var(--border-width) solid var(--border);
  animation: fadeInUp 0.6s ease forwards; /* animação de entrada */
}

.card-projeto:hover {
  transform: translate(-3px, -3px);
  box-shadow: var(--neon-shadow);
  border-color: var(--primary);
}

.projeto-content h2 {
  margin-top: 0;
  color: var(--primary);
  font-family: 'Space Mono', monospace;
  font-size: 1.4rem;
  margin-bottom: 1rem;
  font-weight: 700;
  letter-spacing: 0px;
}

.projeto-content p {
  margin-bottom: 1rem;
  opacity: 0.9;
  font-size: 0.9rem;
}

/* Tech Stack */
.tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 1rem 0;
}

.tech-item {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  background: var(--hover);
  padding: 0.3rem 0.6rem;
  border-radius: 0px;
  font-size: 85%;
  font-weight: 700;
  border: var(--border-width) solid var(--border);
  box-shadow: 2px 2px 0px #000000;
  transition: all 0.2s ease;
}

.tech-item:hover {
  background: var(--primary);
  color: #000000;
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0px var(--accent);
}

.tech-item i {
  font-size: 1rem;
}

/* Projeto Links */
.projeto-titulo {
  font-family: 'Space Mono', monospace;
  color: var(--primary);
  text-decoration: none;
  font-size: 24px;
  font-weight: 700;
  letter-spacing: 0px;
}

.projeto-titulo:hover{
  color: var(--secondary);
}

.projeto-links {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.projeto-link {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--primary);
  text-decoration: none;
  font-weight: 700;
  padding: 0.5rem 0.8rem;
  border-radius: 0px;
  border: var(--border-width) solid var(--primary);
  box-shadow: 2px 2px 0px #000000;
  transition: all 0.2s ease;
  font-size: 0.9rem;
  background: transparent;
  cursor: pointer;
  font-family: inherit;
}

.projeto-link:hover {
  background: var(--primary);
  color: #000000;
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0px var(--accent);
}

.projeto-link i {
  font-size: 0.9rem;
}

/* Projeto Image / Monitor CRT Retrô */
.projeto-image {
  width: 200px;
  height: 250px;
  background: var(--code-bg);
  border-radius: 0px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--bg);
  opacity: 0.85;
  font-size: 0.8rem;
  font-weight: 700;
  border: var(--border-width) solid var(--border);
  box-shadow: var(--shadow);
  text-align: center;
  gap: 0.8rem;
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}

/* Linhas de Varredura CRT no Monitor */
.projeto-image::after {
  content: " ";
  display: block;
  position: absolute;
  top: 0; left: 0; bottom: 0; right: 0;
  background: linear-gradient(
    rgba(0, 0, 0, 0) 50%, 
    rgba(0, 0, 0, 0.15) 50%
  );
  background-size: 100% 4px;
  z-index: 5;
  pointer-events: none;
}

.projeto-image:hover {
  opacity: 1;
  border-color: var(--primary);
  transform: translate(-2px, -2px);
  box-shadow: var(--neon-shadow);
}

.projeto-image i {
  font-size: 2.5rem;
  color: var(--primary);
  text-shadow: 0 0 10px rgba(255, 113, 206, 0.6);
  position: relative;
  z-index: 4;
}

.projeto-image span {
  position: relative;
  z-index: 4;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.projeto-image img {
  width: 128px;
  height: 128px;
  object-fit: contain;
  border-radius: 0px;
  position: relative;
  z-index: 4;
  border: var(--border-width) solid #000;
  box-shadow: 4px 4px 0px var(--primary);
}


/* ==========================================================================
   NOVA ESTRUTURA SINGLE PAGE (y Plá Dev)
   ========================================================================== */
section {
  padding: 5rem 0;
  border-bottom: 2px dashed rgba(18, 18, 23, 0.15);
}

section:first-child {
  padding-top: 2rem; /* Menos padding no topo para compensar o margin global */
}

section:last-child {
  border-bottom: none;
  padding-bottom: 2rem;
}

.ypla-intro {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  min-height: 40vh;
  animation: fadeInUp 0.8s ease forwards;
}

.logo-ypla {
  font-family: 'Space Mono', monospace;
  font-size: 5rem;
  font-weight: 700;
  color: var(--text);
  margin: 0 0 1.5rem 0;
  letter-spacing: -3px;
  line-height: 1;
}

.logo-ypla span {
  color: var(--primary);
  position: relative;
}

.logo-ypla span::after {
  content: "";
  position: absolute;
  bottom: 5px;
  left: 0;
  width: 100%;
  height: 8px;
  background-color: var(--yellow);
  z-index: -1;
  transform: rotate(-2deg);
}

.intro-texto {
  font-size: 1.4rem;
  line-height: 1.6;
  max-width: 750px;
  margin: 0;
  border-left: 5px solid var(--accent);
  padding-left: 1.5rem;
  color: var(--text);
  opacity: 0.9;
}

.section-title {
  font-family: 'Space Mono', monospace;
  font-size: 2.5rem;
  color: var(--text);
  margin: 0;
  font-weight: 700;
  letter-spacing: -1px;
}

/* Animações */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Responsividade */
@media (max-width: 740px) {
  body {
    padding: 1rem;
  }

  .header-section {
    flex-direction: column;
    align-items: center;
  }

  .social-links {
    order: 1;
    justify-content: center;
    padding-top: 2%;
    padding-bottom: 2%;
    width: 100%;
  }


  .card-projeto {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .projeto-image {
    width: 100%;
  }

  .nome {
    font-size: 2rem;
  }

  .code-content {
    flex-direction: column;
  }

  .projeto-links {
    gap: 1rem;
    justify-content: center;
  }

  .projeto-link{
    width: 100%;
  }

  .tech-stack {
    justify-content: center;
  }

  .logo-ypla {
    font-size: 3.5rem;
    letter-spacing: -2px;
  }
  .section-title {
    font-size: 2rem;
  }
}

@media (max-width: 480px) {
  .nome{
    font-size: 2rem;
  }


  .tech-item {
    font-size: 90%;
  }

  .logo-ypla {
    font-size: 2.8rem;
  }
  .section-title {
    font-size: 1.6rem;
  }
  .intro-texto {
    font-size: 1.1rem;
    border-left: 3px solid var(--accent);
    padding-left: 1rem;
  }
}

@media (max-width: 350px) {
  .social-links {
    gap: 0px;
  }


  .tech-item {
    font-size: 90%;
  }
}

/* ==========================================================================
   ESTILOS ADICIONAIS: CARDS DE EXTENSÃO & MODAL INTERATIVO
   ========================================================================== */

/* Ajustes nos cards para extensões */
.extension-image-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  background: var(--hover);
  border: 1px solid var(--border);
  border-radius: 12px;
  height: 100%;
  min-height: 250px;
  padding: 2rem;
  transition: all 0.3s ease;
}

.extension-image-box:hover {
  border-color: var(--primary);
  box-shadow: inset 0 0 15px rgba(127, 90, 240, 0.15);
}

.extension-card-icon {
  width: 90px;
  height: 90px;
  object-fit: contain;
  filter: drop-shadow(0 8px 16px rgba(0,0,0,0.3));
  transition: transform 0.3s ease;
}

.extension-image-box:hover .extension-card-icon {
  transform: scale(1.1) rotate(3deg);
}

.extension-image-box span {
  font-weight: 600;
  color: var(--text);
  font-size: 1rem;
  letter-spacing: 0.5px;
}

/* Customização dos botões específicos */
.download-btn-style {
  background: transparent;
  color: var(--accent) !important;
  border-color: var(--accent) !important;
}

.download-btn-style:hover {
  background: var(--accent) !important;
  color: var(--bg) !important;
  box-shadow: 3px 3px 0px var(--primary);
}

/* ==========================================================================
   MODAL DE INSTALAÇÃO (GLASSMORPHISM & PREMIUM DESIGN)
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 10, 20, 0.7);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-card {
  background: var(--card-bg);
  border: var(--border-width) solid var(--border);
  border-radius: 0px;
  width: 90%;
  max-width: 650px;
  box-shadow: var(--shadow);
  overflow: hidden;
  transform: scale(0.9) translateY(20px);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  color: var(--card-text);
  max-height: 90vh;
  display: flex;
  flex-direction: column;
}

.modal-overlay.active .modal-card {
  transform: scale(1) translateY(0);
}

.modal-header {
  padding: 1.5rem 2rem;
  border-bottom: var(--border-width) solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(0, 0, 0, 0.25);
}

.modal-header h2 {
  margin: 0;
  font-family: 'Space Mono', monospace;
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0px;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  color: var(--primary);
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--text);
  font-size: 1.8rem;
  cursor: pointer;
  transition: color 0.2s ease, transform 0.2s ease;
  line-height: 1;
}

.modal-close-btn:hover {
  color: var(--primary);
  transform: scale(1.2) rotate(90deg);
}

.modal-body {
  padding: 2rem;
  overflow-y: auto;
  flex: 1;
}

.modal-intro {
  margin-top: 0;
  margin-bottom: 1.5rem;
  opacity: 0.9;
  line-height: 1.5;
}

/* Wizard Steps Indicator */
.wizard-steps {
  display: flex;
  justify-content: space-between;
  margin-bottom: 2rem;
  position: relative;
  gap: 0.5rem;
}

.wizard-steps::before {
  content: '';
  position: absolute;
  top: 18px;
  left: 5%;
  width: 90%;
  height: 2px;
  background: var(--border);
  z-index: 1;
}

.wizard-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  z-index: 2;
  flex: 1;
  cursor: pointer;
}

.step-num {
  width: 36px;
  height: 36px;
  border-radius: 0px;
  background: var(--bg);
  border: var(--border-width) solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  transition: all 0.2s ease;
  color: var(--text);
  box-shadow: 2px 2px 0px #000000;
}

.step-label {
  margin-top: 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  opacity: 0.7;
  transition: all 0.2s ease;
  text-align: center;
}

.wizard-step.active .step-num {
  background: var(--primary);
  border-color: var(--primary);
  color: #000000;
  box-shadow: 3px 3px 0px var(--accent);
}

.wizard-step.active .step-label {
  opacity: 1;
  color: var(--primary);
  font-weight: 700;
}

.wizard-step.completed .step-num {
  background: var(--accent);
  border-color: var(--accent);
  color: #000000;
  box-shadow: 2px 2px 0px #000000;
}

/* Wizard Step Contents */
.step-contents {
  min-height: 160px;
  margin-bottom: 1.5rem;
}

.step-content {
  display: none;
  animation: fadeIn 0.4s ease forwards;
}

.step-content.active {
  display: block;
}

.step-content h3 {
  margin-top: 0;
  color: var(--text);
  font-size: 1.2rem;
  margin-bottom: 1rem;
}

.step-content p {
  line-height: 1.6;
  margin-bottom: 0.8rem;
  opacity: 0.9;
}

.copyable-code {
  display: inline-block;
  background: var(--code-bg);
  border: var(--border-width) solid var(--border);
  padding: 0.4rem 0.8rem;
  border-radius: 0px;
  font-family: 'Space Mono', monospace;
  font-size: 0.9rem;
  color: var(--yellow);
  margin-top: 0.5rem;
  margin-bottom: 0.5rem;
  word-break: break-all;
}

/* Modal Footer & Navigation */
.modal-footer {
  display: flex;
  justify-content: space-between;
  border-top: var(--border-width) solid var(--border);
  padding-top: 1.5rem;
}

.modal-nav-btn {
  padding: 0.6rem 1.5rem;
  border-radius: 0px;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.2s ease;
  border: var(--border-width) solid var(--border);
  background: var(--card-bg);
  color: var(--text);
  box-shadow: 2px 2px 0px #000000;
}

.modal-nav-btn:hover:not(:disabled) {
  background: var(--hover);
  color: var(--primary);
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0px var(--primary);
}

.modal-nav-btn.primary {
  background: var(--primary);
  color: #000000;
  border: var(--border-width) solid var(--border);
}

.modal-nav-btn.primary:hover:not(:disabled) {
  background: var(--primary);
  color: #000000;
  transform: translate(-2px, -2px);
  box-shadow: 4px 4px 0px var(--accent);
}

.modal-nav-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
}

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

/* Ajustes de Responsividade */
@media (max-width: 650px) {
  .wizard-steps::before {
    display: none;
  }
  
  .wizard-steps {
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
  }
  
  .wizard-step {
    flex: none;
    width: 45%;
  }

  .modal-card {
    width: 95%;
  }
  
  .modal-body {
    padding: 1.5rem;
  }
}

/* Card de Projeto Em Breve */
.em-breve-card {
  opacity: 0.75;
  border-style: dashed;
  border-width: 2px;
  background: rgba(49, 49, 83, 0.25);
  transition: all 0.3s ease;
}

.em-breve-card:hover {
  opacity: 1;
  background: rgba(49, 49, 83, 0.45);
  border-color: var(--primary);
}

.projeto-titulo-placeholder {
  color: var(--primary);
  font-family: 'Space Mono', monospace;
  font-size: 1.4rem;
  margin-top: 0;
  margin-bottom: 1rem;
  font-weight: 700;
  letter-spacing: 0px;
  display: inline-block;
}

.em-breve-image {
  border-style: dashed;
  animation: pulse-border 2s infinite ease-in-out;
}

@keyframes pulse-border {
  0% {
    border-color: var(--border);
    box-shadow: 0 0 0 0 rgba(127, 90, 240, 0);
  }
  50% {
    border-color: var(--primary);
    box-shadow: 0 0 15px 0 rgba(127, 90, 240, 0.15);
  }
  100% {
    border-color: var(--border);
    box-shadow: 0 0 0 0 rgba(127, 90, 240, 0);
  }
}