/*
 * HUICheng Core
 * Dual Brain Dashboard V2
 * Visual-only upgrade
 */

.hc-brain-section {
  margin: 0 0 26px;
}

.hc-brain-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 16px;
}

.hc-brain-heading h2 {
  margin: 0;
  font-size: 20px;
  font-weight: 760;
  letter-spacing: -0.02em;
  color: #f4f7fb;
}

.hc-brain-heading p {
  max-width: 780px;
  margin: 7px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: #8f9aad;
}

.hc-brain-badge {
  flex: none;
  padding: 7px 12px;
  border: 1px solid rgba(92, 130, 255, 0.28);
  border-radius: 999px;
  background: rgba(62, 101, 255, 0.08);
  color: #6e8cff;
  font-size: 12px;
  font-weight: 600;
}

.hc-brain-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.hc-brain-card {
  position: relative;
  overflow: hidden;
  min-height: 238px;
  padding: 26px;
  border: 1px solid rgba(120, 145, 190, 0.14);
  border-radius: 18px;
  background:
    linear-gradient(
      145deg,
      rgba(20, 24, 31, 0.98),
      rgba(14, 18, 24, 0.98)
    );
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.025),
    0 14px 40px rgba(0, 0, 0, 0.20);
  transition:
    transform .22s ease,
    border-color .22s ease,
    box-shadow .22s ease;
}

.hc-brain-card:hover {
  transform: translateY(-2px);
  border-color: rgba(93, 129, 255, 0.26);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.03),
    0 18px 46px rgba(0, 0, 0, 0.26);
}

.hc-brain-card::before {
  content: "";
  position: absolute;
  width: 280px;
  height: 280px;
  right: -110px;
  top: -120px;
  border-radius: 50%;
  background:
    radial-gradient(
      circle,
      rgba(79, 111, 255, 0.18) 0%,
      rgba(79, 111, 255, 0.05) 42%,
      rgba(79, 111, 255, 0) 72%
    );
  pointer-events: none;
}

.hc-brain-card::after {
  content: "";
  position: absolute;
  inset: auto 24px 0 24px;
  height: 1px;
  background:
    linear-gradient(
      90deg,
      transparent,
      rgba(84, 119, 255, 0.24),
      transparent
    );
}

.hc-brain-card-top {
  position: relative;
  z-index: 1;
}

.hc-brain-kicker {
  margin-bottom: 12px;
  color: #6686ff;
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.12em;
}

.hc-brain-card h3 {
  margin: 0;
  color: #f7f9fc;
  font-size: 29px;
  font-weight: 760;
  line-height: 1.2;
  letter-spacing: -0.025em;
}

.hc-brain-card .hc-brain-subtitle {
  margin: 9px 0 0;
  color: #9ba6b8;
  font-size: 14px;
  line-height: 1.6;
}

.hc-brain-capabilities {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 24px;
}

.hc-brain-capabilities span {
  padding: 6px 10px;
  border: 1px solid rgba(115, 137, 180, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.035);
  color: #aeb8c8;
  font-size: 12px;
  line-height: 1;
}

.hc-brain-action {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  position: relative;
  z-index: 1;
  color: #7090ff;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}

.hc-brain-action::after {
  content: "→";
  transition: transform .18s ease;
}

.hc-brain-action:hover {
  color: #8aa3ff;
}

.hc-brain-action:hover::after {
  transform: translateX(4px);
}

.hc-core-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.hc-core-strip span {
  padding: 6px 10px;
  border: 1px solid rgba(120, 140, 175, 0.10);
  border-radius: 8px;
  background: rgba(255,255,255,.025);
  color: #7f8b9d;
  font-size: 12px;
}

@media (max-width: 900px) {
  .hc-brain-grid {
    grid-template-columns: 1fr;
  }

  .hc-brain-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
  }
}

@media (max-width: 560px) {
  .hc-brain-section {
    margin-bottom: 20px;
  }

  .hc-brain-card {
    min-height: 0;
    padding: 21px;
    border-radius: 15px;
  }

  .hc-brain-card h3 {
    font-size: 24px;
  }

  .hc-brain-heading h2 {
    font-size: 18px;
  }

  .hc-brain-heading p {
    font-size: 12px;
  }
}