/* ===================================================== */
/* BASE GLOBAL                                            */
/* ===================================================== */

body {
  background: linear-gradient(180deg, #020617 0%, #0b1120 100%);
  color: #e2e8f0;
  font-family: Arial, sans-serif;
}

.sobre {
  max-width: 1100px;
  margin: auto;
  padding: 40px 20px;
}

/* ===================================================== */
/* HERO                                                   */
/* ===================================================== */

.hero {
  text-align: center;
  margin-bottom: 60px;
}

.hero h1 {
  font-size: 2.8rem;
  margin-bottom: 15px;
  font-weight: 800;
  letter-spacing: -1px;
}

.hero p {
  color: #94a3b8;
  font-size: 1.2rem;
}

/* ===================================================== */
/* MÉTRICAS                                               */
/* ===================================================== */

.metricas {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 50px;
}

/* CARD BASE */
.card {
  flex: 1;
  background: #111827;
  padding: 25px;
  border-radius: 14px;
  text-align: center;

  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

/* HOVER */
.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.4);
}

/* NÚMERO */
.card h2 {
  font-size: 2.2rem;
  color: #00d4ff;
  margin-bottom: 6px;
}

/* TEXTO */
.card span {
  color: #94a3b8;
  font-size: 0.95rem;
}

/* ===================================================== */
/* CARD ESPECIAL — MÉDIA DE NÍVEL                         */
/* ===================================================== */

.card.media {
  background: linear-gradient(135deg, #0f172a, #022c22);
  border: 1px solid rgba(34, 197, 94, 0.25);
}

.card.media h2 {
  color: #22c55e;
}

.card.media span {
  color: #a7f3d0;
}

/* ===================================================== */
/* BLOCOS                                                 */
/* ===================================================== */

.bloco {
  margin-bottom: 40px;
}

.bloco h2 {
  margin-bottom: 10px;
  color: #00d4ff;
}

.bloco p {
  color: #cbd5f5;
  line-height: 1.6;
}

/* ===================================================== */
/* FEATURES                                               */
/* ===================================================== */

.features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 50px;
}

.feature {
  background: #111827;
  padding: 20px;
  border-radius: 12px;

  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.3);
}

.feature h3 {
  margin-bottom: 8px;
}

.feature p {
  color: #94a3b8;
}

/* ===================================================== */
/* CTA                                                    */
/* ===================================================== */

.cta {
  text-align: center;
  margin-top: 50px;
}

.btn-cta {
  display: inline-block;
  margin-top: 15px;
  padding: 12px 25px;

  background: #00d4ff;
  color: #000;

  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;

  transition: 0.2s ease;
}

.btn-cta:hover {
  background: #38bdf8;
  transform: scale(1.05);
}

/* ===================================================== */
/* RESPONSIVO                                             */
/* ===================================================== */

@media (max-width: 768px) {

  .metricas {
    flex-direction: column;
  }

  .features {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero p {
    font-size: 1rem;
  }

}

.professor strong {
  color: #22c55e;
}

.como-funciona {
  text-align: center;
}

.passos {
  display: flex;
  gap: 20px;
  margin-top: 20px;
}

.passo {
  flex: 1;
  background: #111827;
  padding: 20px;
  border-radius: 12px;
}

.passo h3 {
  margin-bottom: 10px;
}

/* ===================================================== */
/* SEÇÃO PROFESSOR                                        */
/* ===================================================== */

.professor {
  margin-top: 40px;
}

/* TÍTULO */
.professor h2 {
  font-size: 1.6rem;
  margin-bottom: 15px;
  color: #00d4ff;
}

/* PARÁGRAFOS */
.professor p {
  color: #cbd5f5;
  line-height: 1.7;
  margin-bottom: 14px;
}

/* PRIMEIRO PARÁGRAFO (DESTAQUE) */
.professor p:first-of-type {
  font-size: 1.1rem;
  color: #e2e8f0;
}

/* TEXTO EXTRA (PARTE PESSOAL) */
.professor .extra {
  margin-top: 16px;
  padding: 12px 16px;

  background: rgba(0, 212, 255, 0.06);
  border-left: 3px solid #00d4ff;

  border-radius: 8px;

  color: #94a3b8;
  font-style: italic;
}

/* ===================================================== */
/* EFEITO VISUAL LEVE                                     */
/* ===================================================== */

.professor {
  transition: all 0.3s ease;
}

.professor:hover {
  transform: translateY(-2px);
}

.professor {
  background: #111827;
  padding: 25px;
  border-radius: 16px;
}

/* ===================================================== */
/* PROPÓSITO EDUCACIONAL                                 */
/* ===================================================== */

.grid-proposito {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 25px;
}

.card-proposito {
  background: linear-gradient(145deg, #0f0f0f, #1a1a1a);
  border: 1px solid #222;
  border-radius: 14px;
  padding: 22px;
  transition: 0.3s ease;
  position: relative;
  overflow: hidden;
}

.card-proposito::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 14px;
  background: linear-gradient(120deg, transparent, rgba(0, 212, 255, 0.15), transparent);
  opacity: 0;
  transition: 0.3s;
}

.card-proposito:hover::before {
  opacity: 1;
}

.card-proposito:hover {
  transform: translateY(-6px);
  border-color: #00d4ff;
}

.card-proposito h3 {
  margin-bottom: 12px;
  color: #00d4ff;
  font-size: 1.1rem;
}

.card-proposito p {
  color: #d0d0d0;
  line-height: 1.7;
  font-size: 0.95rem;
}

.card-proposito strong {
  color: #ffffff;
}