/* ══════════════════════════════════════════
   ANIMATIONS — Keyframes & Scroll Classes
══════════════════════════════════════════ */

/* ── Keyframes ─────────────────────────── */

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(32px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 24px rgba(34, 197, 94, 0.2); }
  50%       { box-shadow: 0 0 48px rgba(34, 197, 94, 0.4); }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

@keyframes dot-bounce {
  0%, 80%, 100% { transform: translateY(0); opacity: 0.4; }
  40%            { transform: translateY(-6px); opacity: 1; }
}

@keyframes slide-in-right {
  from { opacity: 0; transform: translateX(16px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes slide-in-up {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes chart-grow {
  from { height: 0; }
  to   { height: var(--bar-h); }
}

@keyframes scroll-bounce {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50%       { transform: translateY(8px); opacity: 0.4; }
}

@keyframes orb-drift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%       { transform: translate(30px, -20px) scale(1.05); }
  66%       { transform: translate(-20px, 15px) scale(0.95); }
}

@keyframes count-up {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes bar-fill {
  from { width: 0; }
  to   { width: var(--w); }
}

/* ── Scroll-triggered base ──────────────── */

.fade-in-up {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity var(--t-slow) var(--ease),
              transform var(--t-slow) var(--ease);
}

.fade-in-up.fade-in-up--delay {
  transition-delay: 200ms;
}

.fade-in-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays via data-delay attribute (set by JS) */
[data-delay="0"] { transition-delay: 0ms; }
[data-delay="1"] { transition-delay: 100ms; }
[data-delay="2"] { transition-delay: 200ms; }
[data-delay="3"] { transition-delay: 300ms; }
[data-delay="4"] { transition-delay: 400ms; }
[data-delay="5"] { transition-delay: 500ms; }
[data-delay="6"] { transition-delay: 600ms; }