/* Glassmorphism gradient portal cards for the abstract-review dashboard */

.page-subject {
  display: inline-block;
  margin-top: 0.6rem;
  padding: 0.45em 1.1em;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(0, 255, 255, 0.18) 0%, rgba(0, 180, 220, 0.28) 100%);
  border: 2px solid rgba(0, 255, 255, 0.55);
  box-shadow:
    0 0 18px rgba(0, 255, 255, 0.25),
    inset 0 1px 0 rgba(255, 255, 255, 0.35);
  color: #e0ffff;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: clamp(1.15rem, 2.4vw, 1.75rem);
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.portal-grid {
  --glass-border: rgba(255, 255, 255, 0.35);
  --glass-highlight: rgba(255, 255, 255, 0.18);
  --glass-shadow: rgba(15, 23, 35, 0.12);
}

.portal-grid .info-card.portal-card {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.52) 0%,
      rgba(255, 255, 255, 0.22) 45%,
      rgba(255, 255, 255, 0.08) 100%
    );
  border: 2px solid var(--glass-border);
  border-radius: 1.25rem;
  box-shadow:
    0 10px 28px var(--glass-shadow),
    inset 0 1px 0 var(--glass-highlight);
  backdrop-filter: blur(18px) saturate(145%);
  -webkit-backdrop-filter: blur(18px) saturate(145%);
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}

.portal-grid .info-card.portal-card h3 {
  font-size: clamp(1.5rem, 2.8vw, 2rem);
  font-weight: 700;
}

.portal-grid .info-card.portal-card p {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  line-height: 1.55;
}

.portal-grid .info-card.portal-card .card-eyebrow {
  font-size: clamp(0.8rem, 1.1vw, 0.95rem);
  font-weight: 600;
  letter-spacing: 0.08em;
}

.portal-grid .info-card.portal-card .card-arrow {
  font-size: clamp(0.95rem, 1.3vw, 1.1rem);
  font-weight: 700;
}

/* Soft radial gradient glow inside each card */
.portal-grid .info-card.portal-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  opacity: 0.55;
  background: radial-gradient(
    circle at 20% 20%,
    rgba(255, 255, 255, 0.5) 0%,
    transparent 45%
  );
  transition: opacity 0.25s ease;
}

/* Bottom-right coloured accent glow */
.portal-grid .info-card.portal-card::after {
  content: "";
  position: absolute;
  right: -30%;
  bottom: -30%;
  width: 90%;
  height: 90%;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.35;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

/* Tint variations */
.portal-card--amber::after {
  background: radial-gradient(circle, rgba(255, 183, 77, 0.75), transparent 70%);
}

.portal-card--blue::after {
  background: radial-gradient(circle, rgba(100, 181, 246, 0.75), transparent 70%);
}

.portal-card--sage::after {
  background: radial-gradient(circle, rgba(129, 199, 132, 0.75), transparent 70%);
}

.portal-card--ink::after {
  background: radial-gradient(circle, rgba(144, 164, 194, 0.75), transparent 70%);
}

/* Keep text above the gradient layers */
.portal-grid .info-card.portal-card > * {
  position: relative;
  z-index: 2;
}

/* Hover lift */
.portal-grid .info-card.portal-card:hover {
  transform: translateY(-6px);
  box-shadow:
    0 18px 40px rgba(15, 23, 35, 0.18),
    inset 0 1px 0 var(--glass-highlight);
}

.portal-grid .info-card.portal-card:hover::before,
.portal-grid .info-card.portal-card:hover::after {
  opacity: 0.85;
}

/* Arrow stays subtle on glass */
.portal-grid .info-card.portal-card .card-arrow {
  color: inherit;
  font-weight: 600;
}

/* Inactive portal card */
.portal-grid .info-card.portal-card.is-inactive {
  pointer-events: none;
  opacity: 0.55;
  filter: grayscale(0.7);
}

.portal-grid .info-card.portal-card.is-inactive .card-arrow {
  text-decoration: line-through;
  opacity: 0.7;
}