/* ============================================
   Animations — Lightweight & Performant
   ============================================ */

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.2); }
}

@keyframes ticker-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slide-up {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slide-in-left {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slide-in-right {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scale-in {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* Scroll reveal — visible by default, animated only with JS */
.reveal,
.reveal-stagger > * {
  opacity: 1;
  transform: none;
}

html.js .reveal:not(.is-visible) {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

html.js .reveal--left:not(.is-visible) {
  transform: translateX(-30px);
}

html.js .reveal--left.is-visible {
  transform: translateX(0);
}

html.js .reveal--right:not(.is-visible) {
  transform: translateX(30px);
}

html.js .reveal--right.is-visible {
  transform: translateX(0);
}

html.js .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

html.js .reveal-stagger:not(.is-visible) > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-stagger.is-visible > *:nth-child(1) { transition-delay: 0.05s; }
.reveal-stagger.is-visible > *:nth-child(2) { transition-delay: 0.1s; }
.reveal-stagger.is-visible > *:nth-child(3) { transition-delay: 0.15s; }
.reveal-stagger.is-visible > *:nth-child(4) { transition-delay: 0.2s; }
.reveal-stagger.is-visible > *:nth-child(5) { transition-delay: 0.25s; }
.reveal-stagger.is-visible > *:nth-child(6) { transition-delay: 0.3s; }
.reveal-stagger.is-visible > *:nth-child(7) { transition-delay: 0.35s; }
.reveal-stagger.is-visible > *:nth-child(8) { transition-delay: 0.4s; }
.reveal-stagger.is-visible > *:nth-child(9) { transition-delay: 0.45s; }
.reveal-stagger.is-visible > *:nth-child(10) { transition-delay: 0.5s; }
.reveal-stagger.is-visible > *:nth-child(11) { transition-delay: 0.55s; }
.reveal-stagger.is-visible > *:nth-child(12) { transition-delay: 0.6s; }

.reveal-stagger.is-visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* Hero entrance */
.hero__content {
  animation: slide-in-left 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.hero__visual {
  animation: slide-in-right 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.2s forwards;
  opacity: 0;
}

.hero__visual {
  animation-fill-mode: forwards;
}

.hero__float-card {
  animation: float 4s ease-in-out infinite;
}

/* Card hover glow */
.card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none;
  box-shadow: 0 0 0 1px var(--color-accent);
}

.card {
  position: relative;
}

.card:hover::after {
  opacity: 1;
}

/* Button ripple effect */
.btn {
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
  transform: scale(0);
  opacity: 0;
  transition: transform 0.5s, opacity 0.5s;
}

.btn:active::after {
  transform: scale(2);
  opacity: 1;
  transition: transform 0s, opacity 0s;
}