:root {
  --bg:          #0a0c0a;       /* preto levemente esverdeado, não puro */
  --bg2:         #0e110e;       /* fundo de cards e status bar */
  --green:       #39ff14;       /* verde neon principal — phosphor clássico */
  --green-dim:   #1a7a06;       /* verde escurecido pra bordas e acentos sutis */
  --amber:       #ffb700;       /* âmbar pra destacar o blog — cor secundária */
  --amber-dim:   #7a5500;       /* âmbar escurecido */
  --text:        #c8e6c9;       /* texto corrido: verde bem dessaturado, fácil de ler */
  --text-dim:    #4a6b4a;       /* texto secundário: labels, handles, placeholders */
  --border:      #1e3a1e;       /* bordas sutis, quase invisíveis */
  --glow-green:  0 0 8px #39ff1466, 0 0 20px #39ff1422; /* brilho difuso verde */
  --glow-amber:  0 0 8px #ffb70066, 0 0 20px #ffb70022; /* brilho difuso âmbar */
}

/* ============================================================
   RESET E BASE
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  height: 100%;
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* ============================================================
   EFEITO CRT — SCANLINES
   ============================================================ */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.13) 2px,
    rgba(0, 0, 0, 0.13) 4px
  );
  pointer-events: none;
  z-index: 9999;
  opacity: 0.4;
}

/* ============================================================
   EFEITO CRT — VIGNETTE (escurecimento nas bordas)
   ============================================================ */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 55%, rgba(0,0,0,0.7) 100%);
  pointer-events: none;
  z-index: 9998;
}

/* ============================================================
   OVERLAY DE RUÍDO (noise texture)
   ============================================================ */
.noise {
  position: fixed;
  inset: 0;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9997;
}

/* ============================================================
   LAYOUT PRINCIPAL
   ============================================================ */
.container {
  max-width: 760px;
  margin: 0 auto;
  padding: 48px 24px 96px;
}

/* ============================================================
   ANIMAÇÕES GLOBAIS
   ============================================================ */

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

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.3; }
}

/* Efeito de digitação: expande o width de 0 até 100% */
@keyframes type {
  from { width: 0; }
  to   { width: 100%; }
}

/* ============================================================
   HEADER
   ============================================================ */
.header {
  margin-bottom: 42px;
  opacity: 0;
  animation: fadeIn 0.6s ease forwards 0.1s;
}

.prompt-line {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-bottom: 8px;
  font-size: 12px;
  color: var(--text-dim);
}

.prompt-line .host { color: var(--green); }
.prompt-line .path { color: var(--amber); }

.site-title {
  font-family: 'Share Tech Mono', monospace;
  font-size: clamp(32px, 7vw, 56px); /* responsivo sem media query */
  color: var(--green);
  text-shadow: var(--glow-green);
  letter-spacing: -1px;
  line-height: 1.1;
}

.cursor {
  display: inline-block;
  width: 3px;
  height: 0.85em;
  background: var(--green);
  margin-left: 6px;
  vertical-align: middle;
  box-shadow: var(--glow-green);
  animation: blink 1.1s step-end infinite;
}

.tagline {
  margin-top: 14px;
  font-size: 13px;
  color: var(--text-dim);
  font-style: italic;
  /* overflow:hidden + white-space:nowrap são obrigatórios
     para o @keyframes type funcionar corretamente */
  overflow: hidden;
  white-space: nowrap;
  width: 0;
  animation: type 1.8s steps(60, end) forwards 0.6s;
}

.tagline .highlight {
  color: var(--amber);
  font-style: normal;
}

/* ============================================================
   SEÇÕES
   ============================================================ */
.section {
  margin-bottom: 42px;
  opacity: 0;
  animation: fadeIn 0.5s ease forwards;
}

.section:nth-child(2) { animation-delay: 0.5s; }
.section:nth-child(3) { animation-delay: 0.7s; }
.section:nth-child(4) { animation-delay: 0.9s; }

.section-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.cmd-prefix {
  color: var(--green);
  user-select: none; /* não copia o $ ao selecionar texto */
}

.section-title {
  color: var(--green);
  font-size: 12px;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 4px;
  text-shadow: var(--glow-green);
}

.section-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, var(--green-dim), transparent);
}

/* ============================================================
   CARDS DE PROJETO E BLOG
   ============================================================ */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 12px;
}

.card {
  display: block;
  position: relative;
  padding: 16px 18px;
  background: var(--bg2);
  border: 1px solid var(--border);
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition: border-color 0.2s, background 0.2s;
}

.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px;
  height: 100%;
  background: var(--green);
  box-shadow: var(--glow-green);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.2s ease;
}

.card:hover {
  border-color: var(--green-dim);
  background: #0f160f;
}

.card:hover::before {
  transform: scaleY(1);
}

.card-label {
  font-size: 11px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 6px;
}

.card-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--green);
  text-shadow: var(--glow-green);
  margin-bottom: 6px;
}

.card-desc {
  font-size: 12px;
  color: var(--text-dim);
  line-height: 1.5;
}

.card-arrow {
  position: absolute;
  bottom: 12px;
  right: 14px;
  font-size: 11px;
  color: var(--text-dim);
  transition: color 0.2s, right 0.2s;
}

.card:hover .card-arrow {
  color: var(--green);
  right: 10px;
}

.card.amber::before     { background: var(--amber); box-shadow: var(--glow-amber); }
.card.amber .card-title { color: var(--amber); text-shadow: var(--glow-amber); }
.card.amber:hover       { border-color: var(--amber-dim); }
.card.amber:hover .card-arrow { color: var(--amber); }

/* ============================================================
   LINKS EXTERNOS
   ============================================================ */
.link-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 12px;
  text-decoration: none;
  color: var(--text);
  border: 1px solid transparent;
  font-size: 13px;
  transition: border-color 0.15s, color 0.15s;
}

.link-item:hover {
  border-color: var(--border);
  color: var(--green);
}

.link-icon {
  width: 20px;
  text-align: center;
  flex-shrink: 0;
  font-size: 15px;
}

.link-handle {
  margin-left: auto;
  font-size: 12px;
  color: var(--text-dim);
  transition: color 0.15s;
}

.link-item:hover .link-handle { color: var(--amber); }

.statusbar {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 6px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  color: var(--text-dim);
  font-family: 'JetBrains Mono', monospace;
  z-index: 100;
}

.status-dot {
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: var(--glow-green);
  margin-right: 6px;
  animation: pulse 2.5s ease-in-out infinite;
}

.status-right {
  display: flex;
  gap: 24px;
}

/* ============================================================
   RESPONSIVIDADE
   ============================================================ */
@media (max-width: 480px) {
  .container        { padding: 28px 16px 80px; }
  .card-grid        { grid-template-columns: 1fr; }
  .tagline          { white-space: normal; animation: fadeIn 0.8s ease forwards 0.6s; }
  .status-right     { display: none; }
}