/* highlight-yellow */
.highlight-yellow {
    position: relative;
    z-index: 1;
    display: inline-block;
}
.highlight-yellow::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 8%;
    width: 100%;
    height: 35%;
    background-color: #FFD700;
    z-index: -1;
    opacity: 0.9;
}

/* card-hover-effect */
.card-hover-effect {
    transition: all 300ms;
    border: 1px solid transparent;
}
.card-hover-effect:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    border-color: #f3f4f6;
}

/* page-section */
.page-section {
    display: none;
}
.page-section.active {
    display: block;
}

/* no-scrollbar */
.no-scrollbar::-webkit-scrollbar { display: none; }
.no-scrollbar { -ms-overflow-style: none; scrollbar-width: none; }

/* filter-btn */
.filter-btn {
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    border: 1px solid #f3f4f6;
    font-size: 0.75rem;
    font-weight: 700;
    transition: all 150ms;
    white-space: nowrap;
}
@media (min-width: 768px) {
    .filter-btn { padding: 0.5rem 1.5rem; font-size: 0.875rem; }
}
.filter-btn.active {
    background-color: #000;
    color: #fff;
    border-color: #000;
    box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1);
}
.filter-btn:not(.active) {
    background-color: #fff;
    color: #6b7280;
}
.filter-btn:not(.active):hover {
    border-color: #FFD700;
    color: #000;
}

/* ui-icon */
.ui-icon {
    width: 1.25rem;
    height: 1.25rem;
    display: inline-block;
    stroke-width: 2.5;
    stroke: currentColor;
    fill: none;
}

/* section-sub-label */
.section-sub-label {
    color: #9ca3af;
    font-weight: 700;
    letter-spacing: 0.3em;
    font-size: 10px;
    text-transform: uppercase;
    margin-bottom: 0.25rem;
    display: block;
}

/* training-card-white */
.training-card-white {
    background-color: #fff;
    padding: 2.5rem;
    border-radius: 2.5rem;
    border: 1px solid #f3f4f6;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: all 300ms;
}
.training-card-white:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    border-color: #f3f4f6;
}

/* page-tab */
.page-tab {
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 9999px;
    border: 1px solid #f3f4f6;
    font-weight: 700;
    font-size: 0.875rem;
    transition: all 150ms;
}
.page-tab:active { transform: scale(0.95); }
.page-tab.active {
    background-color: #000;
    color: #fff;
    border-color: #000;
}
.page-tab:not(.active):hover {
    background-color: #f9fafb;
    border-color: #FFD700;
    color: #000;
}

/* intro-box-shared */
.intro-box-shared {
    max-width: 48rem;
    margin: 0 auto 3rem;
    background-color: #F9F8F6;
    padding: 2rem;
    border-radius: 2.5rem;
    border: 1px solid #f3f4f6;
    text-align: center;
    box-shadow: 0 1px 2px 0 rgb(0 0 0 / 0.05);
}
.intro-box-shared p {
    color: #4b5563;
    line-height: 1.625;
    font-weight: 500;
}

/* intro-box-white */
.intro-box-white {
    max-width: 48rem;
    margin: 0 auto 3rem;
    background-color: #fff;
    padding: 2rem;
    border-radius: 2.5rem;
    border: 1px solid #f3f4f6;
    text-align: center;
    box-shadow: 0 1px 2px 0 rgb(0 0 0 / 0.05);
}
.intro-box-white p {
    color: #4b5563;
    line-height: 1.625;
    font-weight: 500;
}