/* ── Accent color system — unified with landing ── */
:root {
  /* Palette 1 — Brand (landing ↔ gateway accents) */
  --accent-blue: 10, 100, 255;
  --accent-teal: 0, 180, 170;

  --bg-cream: #FAFAF7;

  /* Palette 2 — Identity card gradient (cyan → emerald → teal) */
  --id-cyan: 8, 145, 178;      /* cyan-600 */
  --id-emerald: 5, 150, 105;   /* emerald-600 */
  --id-teal: 13, 148, 136;     /* teal-700 */
}

/* Custom scrollbar */
.custom-scrollbar::-webkit-scrollbar {
  width: 4px;
}
.custom-scrollbar::-webkit-scrollbar-track {
  background: transparent;
}
.custom-scrollbar::-webkit-scrollbar-thumb {
  background: #d1d5db;
  border-radius: 2px;
}
.custom-scrollbar::-webkit-scrollbar-thumb:hover {
  background: #9ca3af;
}

/* Animation keyframes (tailwindcss-animate equivalent) */
@keyframes enter {
  from {
    opacity: var(--tw-enter-opacity, 1);
    transform: translate3d(var(--tw-enter-translate-x, 0), var(--tw-enter-translate-y, 0), 0) scale3d(var(--tw-enter-scale, 1), var(--tw-enter-scale, 1), var(--tw-enter-scale, 1)) rotate(var(--tw-enter-rotate, 0));
  }
}

/* animate-in base class */
.animate-in {
  animation-name: enter;
  animation-duration: 150ms;
  --tw-enter-opacity: 0;
  --tw-enter-scale: 1;
  --tw-enter-translate-x: 0;
  --tw-enter-translate-y: 0;
  --tw-enter-rotate: 0;
}

/* Duration modifiers — prefixed to avoid clashing with Tailwind transition utilities */
.animate-in.duration-200 {
  animation-duration: 200ms;
}

.animate-in.duration-300 {
  animation-duration: 300ms;
}

.animate-in.duration-500 {
  animation-duration: 500ms;
}

/* Fade animations */
.fade-in {
  --tw-enter-opacity: 0;
}

/* Zoom animations */
.zoom-in-95 {
  --tw-enter-scale: 0.95;
}

.zoom-in-90 {
  --tw-enter-scale: 0.9;
}

/* Slide animations */
.slide-in-from-bottom-4 {
  --tw-enter-translate-y: 1rem;
}

.slide-in-from-bottom-8 {
  --tw-enter-translate-y: 2rem;
}

.slide-in-from-top-2 {
  --tw-enter-translate-y: -0.5rem;
}

.slide-in-from-right {
  --tw-enter-translate-x: 1rem;
}

.slide-in-from-left {
  --tw-enter-translate-x: -1rem;
}

/* VP presentation flow arrow animation */
@keyframes vp-bounce {
  0%, 100% {
    transform: translateY(6px);
    opacity: 0.35;
  }
  50% {
    transform: translateY(-6px);
    opacity: 0.9;
  }
}

.vp-arrow-head {
  animation: vp-bounce 2.8s cubic-bezier(0.45, 0, 0.55, 1) infinite;
}

/* ── Brand gradient utilities (matching landing) ── */
.bg-brand-gradient {
  background-image: linear-gradient(135deg, rgb(var(--accent-blue)), rgb(var(--accent-teal)));
}

.bg-brand-gradient-soft {
  background-image: linear-gradient(
    135deg,
    rgba(var(--accent-blue), 0.12),
    rgba(var(--accent-teal), 0.12)
  );
}

.text-brand-gradient {
  background-image: linear-gradient(135deg, rgb(var(--accent-teal)), rgb(var(--accent-blue)));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Button shine effect — unified with landing (translateX, 500ms) */
.btn-shine {
  position: relative;
  overflow: hidden;
}

.btn-shine::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.1),
    transparent
  );
  transform: translateX(-100%);
  transition: transform 500ms;
}

.btn-shine:hover::after {
  transform: translateX(100%);
}

.btn-shine:active {
  transform: scale(0.98);
}