/* ============================================================
   LuneBox — style.css
   Tom: tech/startup moderno. Referência: Linear, Vercel.
   Escuro, tipografia precisa, sem ornamentos.
   Fontes: DM Mono (display/logo) + DM Sans (corpo)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,300&display=swap');

/* ── Variáveis ── */
:root {
  /* Base */
  --bg:           #0a0a0b;
  --bg-surface:   #111114;
  --bg-elevated:  #18181c;
  --border:       rgba(255,255,255,0.07);
  --border-hover: rgba(255,255,255,0.14);

  /* Texto */
  --text-primary:   #f0f0f2;
  --text-secondary: #8b8b99;
  --text-muted:     #4a4a58;

  /* Cores por Lune */
  --lune-verse:  #7c6af7;   /* violeta — fantasia/literatura */
  --lune-dev:    #22c55e;   /* verde — código/tech */
  --lune-hub:    #f59e0b;   /* âmbar — conexão/rede */
  --lune-lab:    #06b6d4;   /* ciano — experimento */
  --lune-book:   #f97316;   /* laranja — editorial */
  --lune-store:  #ec4899;   /* rosa — produto/loja */

  /* Tipografia */
  --font-mono: 'DM Mono', 'Fira Code', monospace;
  --font-sans: 'DM Sans', system-ui, sans-serif;

  /* Espaçamento */
  --max-w: 1080px;
  --gap:   1.5rem;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  /* grain sutil sobre fundo escuro */
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10,10,11,0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--gap);
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-logo {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Ponto lunar animado */
.logo-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--text-primary);
  animation: pulse-dot 3s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.4; transform: scale(0.7); }
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.site-nav a {
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--text-secondary);
  letter-spacing: 0.01em;
  transition: color 0.15s ease;
}
.site-nav a:hover { color: var(--text-primary); }

/* Botão CTA no nav */
.nav-cta {
  font-family: var(--font-mono);
  font-size: 0.75rem !important;
  color: var(--text-primary) !important;
  background: var(--bg-elevated);
  border: 1px solid var(--border-hover);
  padding: 0.35rem 0.85rem;
  border-radius: 4px;
  transition: border-color 0.15s ease, background 0.15s ease !important;
}
.nav-cta:hover {
  background: var(--bg-surface) !important;
  border-color: rgba(255,255,255,0.25) !important;
}

/* Mobile toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  flex-direction: column;
  gap: 4px;
}
.nav-toggle span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--text-secondary);
  transition: all 0.2s ease;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 6rem var(--gap) 4rem;
}

/* Badge tipo chip */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  margin-bottom: 2rem;
  animation: fade-up 0.5s ease both;
}

.badge-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--lune-dev);
  animation: pulse-dot 2s ease-in-out infinite;
}

.hero h1 {
  font-family: var(--font-sans);
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  max-width: 700px;
  animation: fade-up 0.5s 0.08s ease both;
}

/* Palavra de destaque em gradiente */
.hero h1 strong {
  font-weight: 600;
  background: linear-gradient(135deg, #fff 0%, var(--text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  margin-top: 1.25rem;
  font-size: 1rem;
  font-weight: 300;
  color: var(--text-secondary);
  max-width: 480px;
  line-height: 1.7;
  animation: fade-up 0.5s 0.16s ease both;
}

.hero-actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 2.5rem;
  flex-wrap: wrap;
  animation: fade-up 0.5s 0.24s ease both;
}

/* ── Botões ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0.6rem 1.25rem;
  border-radius: 6px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease;
  text-decoration: none;
}

.btn-primary {
  background: var(--text-primary);
  color: var(--bg);
  border-color: var(--text-primary);
}
.btn-primary:hover {
  background: #d0d0d8;
  border-color: #d0d0d8;
}

.btn-secondary {
  background: transparent;
  color: var(--text-secondary);
  border-color: var(--border-hover);
}
.btn-secondary:hover {
  color: var(--text-primary);
  border-color: rgba(255,255,255,0.2);
  background: var(--bg-elevated);
}

/* ============================================================
   DIVISOR
   ============================================================ */
.divider {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--gap);
  border: none;
  border-top: 1px solid var(--border);
}

/* ============================================================
   SEÇÃO DE LUNES — grade com cor por produto
   ============================================================ */
.lunes-section {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 4rem var(--gap);
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 2rem;
}

.lunes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1px; /* gap via border — visual de grid tight */
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

/* Card de cada Lune */
.lune-card {
  background: var(--bg-surface);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: background 0.2s ease;
  position: relative;
  overflow: hidden;
  text-decoration: none;
}

.lune-card:hover { background: var(--bg-elevated); }

/* Linha de cor no topo do card */
.lune-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--lune-color, var(--text-muted));
  opacity: 0;
  transition: opacity 0.2s ease;
}
.lune-card:hover::before { opacity: 1; }

/* Brilho sutil no hover */
.lune-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: radial-gradient(circle at 0% 0%, var(--lune-color, transparent) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}
.lune-card:hover::after { opacity: 0.04; }

.lune-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.lune-name {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--lune-color, var(--text-primary));
}

.lune-arrow {
  font-size: 0.8rem;
  color: var(--text-muted);
  transition: transform 0.2s ease, color 0.2s ease;
}
.lune-card:hover .lune-arrow {
  transform: translate(2px, -2px);
  color: var(--lune-color, var(--text-secondary));
}

.lune-title {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.3;
}

.lune-desc {
  font-size: 0.85rem;
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.6;
  flex: 1;
}

/* Tags de projetos dentro do card */
.lune-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.25rem;
}

.lune-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 0.15rem 0.5rem;
  border-radius: 3px;
  transition: border-color 0.2s, color 0.2s;
}
.lune-card:hover .lune-tag {
  border-color: var(--border-hover);
  color: var(--text-secondary);
}

/* ── Cores específicas por Lune ── */
.lune-verse  { --lune-color: var(--lune-verse); }
.lune-dev    { --lune-color: var(--lune-dev); }
.lune-hub    { --lune-color: var(--lune-hub); }
.lune-lab    { --lune-color: var(--lune-lab); }
.lune-book   { --lune-color: var(--lune-book); }
.lune-store  { --lune-color: var(--lune-store); }

/* ============================================================
   SOBRE — seção mínima de texto institucional
   ============================================================ */
.sobre-section {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 4rem var(--gap);
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
  align-items: start;
}

.sobre-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding-top: 0.3rem;
}

.sobre-texto p {
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 1rem;
}
.sobre-texto p:last-child { margin-bottom: 0; }

.sobre-texto strong {
  color: var(--text-primary);
  font-weight: 500;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  border-top: 1px solid var(--border);
  margin-top: 4rem;
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 2rem var(--gap);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

.footer-links a {
  font-size: 0.78rem;
  color: var(--text-muted);
  transition: color 0.15s ease;
}
.footer-links a:hover { color: var(--text-secondary); }

/* ============================================================
   ANIMAÇÕES
   ============================================================ */
@keyframes fade-up {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   RESPONSIVIDADE
   ============================================================ */
@media (max-width: 768px) {
  .site-nav { display: none; }
  .site-nav.aberto {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 56px; left: 0; right: 0;
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border);
    padding: 1.5rem;
    gap: 1.25rem;
  }
  .nav-toggle { display: flex; }

  .hero { padding: 3rem var(--gap) 2.5rem; }

  .sobre-section {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .footer-inner { flex-direction: column; align-items: flex-start; }
}