/* Skills Section */
.skills-marquee {
    width: 100%;
    overflow: hidden;
    position: relative;
    padding: 2rem 0;
    z-index: 2;
    -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
    mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}
.skills-track {
    display: flex;
    gap: 2rem;
    width: max-content;
    padding: 1rem 0;
}
.track-rtl {
    animation: scroll-rtl 40s linear infinite;
}
.track-ltr {
    animation: scroll-ltr 40s linear infinite;
}

.skills-marquee:hover .skills-track {
    animation-play-state: paused;
}

@keyframes scroll-rtl {
    0% { transform: translateX(0); }
    100% { transform: translateX(calc(-50% - 1rem)); }
}
@keyframes scroll-ltr {
    0% { transform: translateX(calc(-50% - 1rem)); }
    100% { transform: translateX(0); }
}

.skill-card {
    flex: 0 0 200px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 15px;
    padding: 1.5rem;
    text-align: center;
    backdrop-filter: blur(10px);
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.3s ease, border-color 0.3s ease;
}

@media (max-width: 480px) {
    .skill-card {
        flex: 0 0 150px;
        padding: 1rem;
    }
    .skill-card i {
        font-size: 2.5rem;
    }
    .skill-card h3 {
        font-size: 0.9rem;
        overflow-wrap: break-word;
        word-break: break-word;
        hyphens: auto;
    }
    .track-rtl, .track-ltr {
        animation-duration: 20s; /* Faster scroll since cards are smaller and there's less space */
    }
}
.skill-card:hover {
    border-color: var(--color-primary);
    box-shadow: 0 10px 30px rgba(0, 240, 255, 0.3);
    z-index: 10;
}
.skill-card i {
    font-size: 3.5rem;
    margin-bottom: 1.2rem;
    transition: transform 0.3s;
}
.skill-card:hover i {
    transform: translateZ(40px) scale(1.1);
}
.progress-bar {
    width: 100%;
    height: 6px;
    background: rgba(255,255,255,0.1);
    border-radius: 5px;
    margin-top: 1rem;
    overflow: hidden;
}
.progress {
    height: 100%;
    background: var(--gradient-1);
    border-radius: 5px;
    transform-origin: left;
    transform: scaleX(0);
    transition: transform 1.5s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.observe-section.is-visible .progress {
    transform: scaleX(1);
}