/* ==========================================================================
   FN TechHub - Custom Stylesheet (assets/css/custom.css)
   Dimiliki Oleh: FN ENT TRADING & SUPPLY (SSM: 202603179901 / KT0617270-K)
   ========================================================================== */

body {
    background-color: #070b14;
    background-image: 
        radial-gradient(at 15% 15%, rgba(30, 58, 138, 0.22) 0px, transparent 55%),
        radial-gradient(at 85% 20%, rgba(99, 102, 241, 0.15) 0px, transparent 50%),
        radial-gradient(at 50% 65%, rgba(14, 165, 233, 0.12) 0px, transparent 60%),
        radial-gradient(at 10% 90%, rgba(30, 58, 138, 0.18) 0px, transparent 55%);
    background-attachment: fixed;
    color: #e2e8f0;
}

.fade-in {
    animation: fadeIn 0.8s ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.reveal-on-scroll {
    opacity: 0;
    transform: translateY(30px) scale(0.98);
    transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1), transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    overflow: hidden;
}

.reveal-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.reveal-on-scroll.is-visible::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -150%;
    width: 80%;
    height: 200%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.38),
        rgba(96, 165, 250, 0.28),
        transparent
    );
    transform: rotate(25deg);
    pointer-events: none;
    animation: shineFlash 1.1s cubic-bezier(0.4, 0, 0.2, 1) 0.15s 1 forwards;
    border-radius: inherit;
}

@keyframes shineFlash {
    0% { left: -150%; opacity: 0; }
    35% { opacity: 1; }
    100% { left: 175%; opacity: 0; }
}

.cute-blink {
    animation: cuteBlinkEffect 2.2s infinite ease-in-out;
}

@keyframes cuteBlinkEffect {
    0%, 100% {
        filter: drop-shadow(0 0 2px rgba(59, 130, 246, 0.3)) brightness(1);
        transform: scale(1);
    }
    50% {
        filter: drop-shadow(0 0 12px rgba(59, 130, 246, 0.8)) brightness(1.12);
        transform: scale(1.03);
    }
}

.hot-badge-blink {
    animation: fireBlink 1.8s infinite alternate ease-in-out;
}

@keyframes fireBlink {
    0% { box-shadow: 0 0 5px rgba(245, 158, 11, 0.4); transform: scale(1); }
    100% { box-shadow: 0 0 18px 4px rgba(245, 158, 11, 0.9); transform: scale(1.05); }
}

#floating-whatsapp {
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
#floating-whatsapp.show-float {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}
#floating-whatsapp.hide-float {
    opacity: 0;
    transform: translateY(25px) scale(0.85);
    pointer-events: none;
}

@keyframes beaconPing {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 14px rgba(34, 197, 94, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); }
}
.beacon-dot {
    animation: beaconPing 2s infinite cubic-bezier(0.66, 0, 0, 1);
}

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #070b14; }
::-webkit-scrollbar-thumb { background: #1e293b; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #3b82f6; }