/* =========================================================
   CONTATO — "Vamos conversar?"
   Painel com inclinação 3D, título digitado, aviãozinho
   animado e 4 cards de canais. JS: js/contato.js
   ========================================================= */

.contact-section {
  padding: 8rem 4rem;
  display: flex;
  justify-content: center;
}
.contact-container {
  max-width: 1000px;
  width: 100%;
  display: flex;
  flex-direction: column;
  background: var(--card-bg);
  padding: 5rem;
  border-radius: 2rem;
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  transform-style: preserve-3d;
  transition: transform 0.1s ease-out;
}
.glow-blob {
  position: absolute;
  top: -400px;
  right: -400px;
  width: 950px;
  height: 950px;
  background: radial-gradient(closest-side, var(--accent), transparent);
  opacity: 0.12;
  pointer-events: none;
  z-index: 0;
}
.contact-info, .contact-grid {
  position: relative;
  z-index: 1;
}
.contact-info {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 4rem auto;
}
.contact-info h2 {
  font-family: var(--serif);
  font-size: clamp(2.5rem, 4vw, 4rem);
  margin-top: 0;
  margin-bottom: 1.5rem;
  font-weight: 400;
  letter-spacing: -0.02em;
}
.cursor-blink { animation: blink 1s linear infinite; color: var(--accent); }
@keyframes blink { 0%, 49.9% { opacity: 1; } 50%, 100% { opacity: 0; } }
.contact-info p {
  color: var(--gray);
  line-height: 1.7;
  font-size: 1.1rem;
}

/* aviãozinho animado acima do título */
.contact-plane { width: min(320px, 80%); height: 70px; margin: 0 auto .5rem; display: block; color: var(--accent); }

/* ---------- cards dos canais ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  width: 100%;
}
.contact-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 220px;
  padding: 2rem;
  background: var(--mid);
  border: 1px solid var(--border);
  border-radius: 1.5rem;
  text-decoration: none;
  color: var(--cream);
  transition: transform .2s var(--ease-out), border-color .2s ease, box-shadow .2s ease;
  position: relative;
  overflow: hidden;
}
.contact-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(0,0,0,0.15);
}
.card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  width: 100%;
}
.card-icon {
  width: 60px;
  height: 60px;
  border-radius: 1rem;
  background: rgba(138, 137, 127, 0.1);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray);
  transition: background-color .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.card-arrow {
  font-family: var(--sans);
  font-size: 1.5rem;
  color: var(--gray);
  transition: color .2s ease, transform .2s var(--ease-out);
}
.card-bottom {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.card-bottom strong {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.card-bottom span {
  font-size: 0.9rem;
  color: var(--gray);
  font-family: var(--mono);
}

/* cor de cada marca ao passar o mouse */
.brand-wpp:hover { border-color: rgba(37, 211, 102, 0.5); }
.brand-wpp:hover .card-icon { background: #25D366; color: #fff; border-color: #25D366; box-shadow: 0 0 20px rgba(37, 211, 102, 0.3); }
.brand-wpp:hover .card-arrow { color: #25D366; transform: translate(4px, -4px); }

.brand-in:hover { border-color: rgba(10, 102, 194, 0.5); }
.brand-in:hover .card-icon { background: #0A66C2; color: #fff; border-color: #0A66C2; box-shadow: 0 0 20px rgba(10, 102, 194, 0.3); }
.brand-in:hover .card-arrow { color: #0A66C2; transform: translate(4px, -4px); }

/* GitHub usa as cores do tema para ler bem no claro e no escuro */
.brand-git:hover { border-color: var(--cream); }
.brand-git:hover .card-icon { background: var(--cream); color: var(--dark); border-color: var(--cream); box-shadow: 0 0 20px rgba(0,0,0,0.1); }
.brand-git:hover .card-arrow { color: var(--cream); transform: translate(4px, -4px); }

.brand-email:hover { border-color: rgba(229, 169, 99, 0.5); }
.brand-email:hover .card-icon { background: var(--accent); color: #000; border-color: var(--accent); box-shadow: 0 0 20px var(--accent-glow); }
.brand-email:hover .card-arrow { color: var(--accent); transform: translate(4px, -4px); }

@media (max-width: 900px) {
  .contact-section { padding: 5rem 2rem; }
  .contact-container { grid-template-columns: 1fr; padding: 2.5rem; gap: 3rem; }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-card { min-height: 180px; padding: 1.5rem; }
  .contact-info h2 { font-size: 2.5rem; }
}