/* CortX landing — custom styles layered on top of Tailwind CDN */

html { scroll-behavior: smooth; }

body {
  font-feature-settings: "ss01", "cv01", "cv11";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Aurora gradient blobs behind hero */
.aurora {
  position: absolute;
  border-radius: 9999px;
  filter: blur(90px);
  opacity: 0.35;
  mix-blend-mode: screen;
  animation: drift 22s ease-in-out infinite;
}
.aurora-1 {
  width: 520px; height: 520px;
  background: radial-gradient(circle, #14b8a6 0%, transparent 65%);
  top: -120px; left: 8%;
}
.aurora-2 {
  width: 640px; height: 640px;
  background: radial-gradient(circle, #0d9488 0%, transparent 65%);
  top: 10%; right: -160px;
  animation-delay: -8s;
}
.aurora-3 {
  width: 480px; height: 480px;
  background: radial-gradient(circle, #2dd4bf 0%, transparent 65%);
  top: 40%; left: 40%;
  animation-delay: -14s;
  opacity: 0.22;
}
@keyframes drift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%      { transform: translate(40px, -30px) scale(1.08); }
  66%      { transform: translate(-30px, 20px) scale(0.96); }
}

/* Subtle grid over the bg */
.grid-bg {
  background-image:
    linear-gradient(to right, #334155 1px, transparent 1px),
    linear-gradient(to bottom, #334155 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, black 40%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 40%, transparent 75%);
}

/* Fade-up on load */
.fade-up {
  opacity: 0;
  transform: translateY(14px);
  animation: fadeUp 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
.fade-up-delay-1 { animation-delay: 0.1s; }
.fade-up-delay-2 { animation-delay: 0.25s; }
.fade-up-delay-3 { animation-delay: 0.4s; }
.fade-up-delay-4 { animation-delay: 0.55s; }
@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

/* Feature cards */
.feature-card {
  position: relative;
  padding: 1.75rem;
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(30, 41, 59, 0.4) 0%, rgba(15, 23, 42, 0.4) 100%);
  border: 1px solid rgba(51, 65, 85, 0.5);
  backdrop-filter: blur(8px);
  transition: border-color 0.25s ease, transform 0.25s ease, background 0.25s ease;
  overflow: hidden;
}
.feature-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, transparent 0%, rgba(20, 184, 166, 0.4) 50%, transparent 100%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.feature-card:hover {
  border-color: rgba(20, 184, 166, 0.4);
  transform: translateY(-2px);
  background: linear-gradient(180deg, rgba(30, 41, 59, 0.6) 0%, rgba(15, 23, 42, 0.5) 100%);
}
.feature-card:hover::before { opacity: 1; }

.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(20, 184, 166, 0.1);
  color: #2dd4bf;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  border: 1px solid rgba(20, 184, 166, 0.2);
}
.feature-icon svg { width: 22px; height: 22px; }

.feature-title {
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
}
.feature-desc {
  color: #94a3b8;
  font-size: 0.925rem;
  line-height: 1.55;
}

.tag-inline {
  background: rgba(20, 184, 166, 0.12);
  color: #5eead4;
  padding: 0.08rem 0.4rem;
  border-radius: 4px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82em;
  border: 1px solid rgba(20, 184, 166, 0.2);
}

/* Mode cards (local / api) */
.mode-card {
  padding: 2rem;
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(30, 41, 59, 0.5), rgba(15, 23, 42, 0.4));
  border: 1px solid rgba(51, 65, 85, 0.6);
  transition: border-color 0.3s ease, transform 0.3s ease;
}
.mode-card:hover {
  border-color: rgba(20, 184, 166, 0.35);
  transform: translateY(-2px);
}

/* Prevent horizontal overflow from background blobs */
body { overflow-x: hidden; }

/* Reduce motion */
@media (prefers-reduced-motion: reduce) {
  .aurora, .fade-up { animation: none; }
  .fade-up { opacity: 1; transform: none; }
  * { transition: none !important; }
}