.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}
.glow-emerald {
    box-shadow: 0 0 20px rgba(117, 218, 168, 0.3);
}
.text-glow {
    text-shadow: 0 0 12px rgba(117, 218, 168, 0.5);
}
.glass-panel {
    background: rgba(1, 45, 29, 0.2);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(165, 208, 185, 0.1);
}
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #012d1d; }
::-webkit-scrollbar-thumb { background: #1b4332; border-radius: 4px; }

.scanline-overlay {
    background: linear-gradient(to bottom, transparent 50%, rgba(117, 218, 168, 0.05) 50%);
    background-size: 100% 4px;
    pointer-events: none;
    animation: scan 8s linear infinite;
}
@keyframes scan {
    0% { background-position: 0 0; }
    100% { background-position: 0 100%; }
}

.data-flow::after {
    content: "";
    position: absolute;
    top: -100%;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, transparent, rgba(117, 218, 168, 0.1), transparent);
    animation: flow 4s linear infinite;
    pointer-events: none;
}
@keyframes flow {
    0% { transform: translateY(0); }
    100% { transform: translateY(200%); }
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.pulse-glow {
    animation: pulse-border 2s infinite;
}
@keyframes pulse-border {
    0% { box-shadow: 0 0 0 0 rgba(117, 218, 168, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(117, 218, 168, 0); }
    100% { box-shadow: 0 0 0 0 rgba(117, 218, 168, 0); }
}

.parallax-container { perspective: 1000px; }
.parallax-img {
    transition: transform 0.2s ease-out;
    will-change: transform;
}

/* ── Flip Card ── */
.flip-card { perspective: 1200px; }
.flip-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
    transform-style: preserve-3d;
}
.flip-card:hover .flip-card-inner {
    transform: rotateY(180deg);
}
.flip-card-front,
.flip-card-back {
    position: absolute;
    inset: 0;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    overflow: hidden;
}
.flip-card-back {
    transform: rotateY(180deg);
}

/* ── Carousel ── */
#product-track {
    display: flex;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
}

.carousel-dot {
    height: 8px;
    border-radius: 9999px;
    transition: all 0.3s ease;
    cursor: pointer;
}
.carousel-dot.active {
    width: 24px;
    background: #75daa8;
}
.carousel-dot:not(.active) {
    width: 8px;
    background: rgba(113, 121, 115, 0.4);
}

/* ── Video card hover ── */
.video-card video {
    transition: transform 0.6s ease;
}
.video-card:hover video {
    transform: scale(1.04);
}