/* =========================================
   ANIMATIONS — Newkk House of Arts
   ========================================= */

/* Keyframes */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(32px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}
@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}
@keyframes shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}
@keyframes pulse-gold {
    0%, 100% { box-shadow: 0 0 0 0 rgba(201,168,76,0.4); }
    50% { box-shadow: 0 0 0 12px rgba(201,168,76,0); }
}

/* Scroll-triggered reveal */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* Gold shimmer on text */
.shimmer {
    background: linear-gradient(90deg, #C9A84C 0%, #F0D080 30%, #C9A84C 60%, #A8862D 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 3s linear infinite;
}

/* WhatsApp pulse */
.whatsapp-float {
    animation: pulse-gold 2.5s infinite;
}

/* Loader */
.page-loader {
    position: fixed; inset: 0; z-index: 9999;
    background: var(--charcoal);
    display: flex; align-items: center; justify-content: center;
    flex-direction: column; gap: 20px;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}
.page-loader.hide { opacity: 0; visibility: hidden; }
.loader-logo {
    font-family: 'Cormorant Garamond', serif;
    font-size: 2.5rem; font-weight: 600;
    letter-spacing: 8px;
    background: linear-gradient(90deg, #C9A84C, #F0D080, #C9A84C);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 2s linear infinite;
}
.loader-bar {
    width: 120px; height: 1px;
    background: rgba(201,168,76,0.2);
    position: relative; overflow: hidden;
}
.loader-bar::after {
    content: '';
    position: absolute; top: 0; left: -100%;
    width: 100%; height: 100%;
    background: var(--gold);
    animation: slide-bar 1.5s ease infinite;
}
@keyframes slide-bar {
    to { left: 100%; }
}

/* Stagger children */
.stagger-children > * {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}
.stagger-children.visible > *:nth-child(1) { opacity: 1; transform: translateY(0); transition-delay: 0.1s; }
.stagger-children.visible > *:nth-child(2) { opacity: 1; transform: translateY(0); transition-delay: 0.2s; }
.stagger-children.visible > *:nth-child(3) { opacity: 1; transform: translateY(0); transition-delay: 0.3s; }
.stagger-children.visible > *:nth-child(4) { opacity: 1; transform: translateY(0); transition-delay: 0.4s; }
.stagger-children.visible > *:nth-child(5) { opacity: 1; transform: translateY(0); transition-delay: 0.5s; }