/* =========================================================
   ANIMATIONS — Subtle, modern, performant
   ========================================================= */

/* ============================================
   FADE / SLIDE IN ON SCROLL
   ============================================ */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s cubic-bezier(.2,.8,.2,1);
}
.reveal.in-view {
    opacity: 1;
    transform: translateY(0);
}
.reveal-right { transform: translateX(40px); }
.reveal-right.in-view { transform: translateX(0); }
.reveal-left { transform: translateX(-40px); }
.reveal-left.in-view { transform: translateX(0); }
.reveal-scale { transform: scale(0.92); }
.reveal-scale.in-view { transform: scale(1); }

/* Staggered children */
.stagger > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s cubic-bezier(.2,.8,.2,1);
}
.stagger.in-view > * { opacity: 1; transform: translateY(0); }
.stagger.in-view > *:nth-child(1) { transition-delay: 0.05s; }
.stagger.in-view > *:nth-child(2) { transition-delay: 0.10s; }
.stagger.in-view > *:nth-child(3) { transition-delay: 0.15s; }
.stagger.in-view > *:nth-child(4) { transition-delay: 0.20s; }
.stagger.in-view > *:nth-child(5) { transition-delay: 0.25s; }
.stagger.in-view > *:nth-child(6) { transition-delay: 0.30s; }
.stagger.in-view > *:nth-child(7) { transition-delay: 0.35s; }
.stagger.in-view > *:nth-child(8) { transition-delay: 0.40s; }

/* ============================================
   FADE IN UP (intro)
   ============================================ */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}
.fade-in-up { animation: fadeInUp 0.8s cubic-bezier(.2,.8,.2,1) backwards; }
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }
.delay-6 { animation-delay: 0.6s; }

/* ============================================
   PULSE
   ============================================ */
@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.05); opacity: 0.85; }
}
.pulse { animation: pulse 2.5s ease-in-out infinite; }

/* Pulse ring (for live indicators) */
@keyframes pulseRing {
    0% { transform: scale(0.95); opacity: 1; }
    100% { transform: scale(1.6); opacity: 0; }
}
.pulse-ring {
    position: relative;
}
.pulse-ring::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    border: 2px solid currentColor;
    animation: pulseRing 1.6s ease-out infinite;
}

/* ============================================
   FLOAT
   ============================================ */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}
.float { animation: float 4s ease-in-out infinite; }

/* ============================================
   SPIN
   ============================================ */
@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
.spin { animation: spin 1s linear infinite; }

/* ============================================
   SHIMMER / SKELETON
   ============================================ */
@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}
.shimmer {
    background: linear-gradient(90deg, var(--bg-soft) 0%, var(--bg-muted) 50%, var(--bg-soft) 100%);
    background-size: 200% 100%;
    animation: shimmer 1.6s ease-in-out infinite;
    border-radius: var(--radius);
}

/* ============================================
   HOVER LIFT (utility)
   ============================================ */
.hover-lift { transition: transform var(--transition), box-shadow var(--transition); }
.hover-lift:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

/* ============================================
   PAGE TRANSITION
   ============================================ */
@keyframes pageEnter {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}
main { animation: pageEnter 0.45s ease-out; }

/* ============================================
   COUNTERS (number tick)
   ============================================ */
.counter[data-target] { display: inline-block; }

/* ============================================
   REDUCE MOTION PREFERENCE
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    .reveal, .stagger > * { opacity: 1; transform: none; }
}