.intro-gradient-card__area {
    max-width: 48rem;
}


.features-deck {
    position: relative;
    height: 340px;
}

.features-deck__card {
    position: absolute;
    inset: 0;
    transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.4s ease;
}

.features-deck .feat-card-hover:hover {
    transform: none;
    box-shadow: none !important;
}

.features-deck__card[data-offset="0"] {
    transform: translateY(0) scale(1);
    opacity: 1;
    z-index: 5;
}

.features-deck__card[data-offset="1"] {
    transform: translateY(14px) scale(0.97);
    opacity: 0.6;
    z-index: 4;
}

.features-deck__card[data-offset="2"] {
    transform: translateY(25px) scale(0.94);
    opacity: 0.38;
    z-index: 3;
}

.features-deck__card[data-offset="3"] {
    transform: translateY(33px) scale(0.91);
    opacity: 0.18;
    z-index: 2;
}

.features-deck__card[data-offset="hidden"] {
    transform: translateY(-10px) scale(1.01);
    opacity: 0;
    z-index: 1;
    pointer-events: none;
}

@keyframes features-deck-pulse-kf {
    0%, 100% { opacity: 1; }
    50% { opacity: .5; }
}

@keyframes features-deck-spin-kf {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes features-deck-bounce-kf {
    0%, 100% { transform: translateY(-25%); animation-timing-function: cubic-bezier(0.8,0,1,1); }
    50% { transform: none; animation-timing-function: cubic-bezier(0,0,0.2,1); }
}

.features-deck__decor--pulse {
    filter: blur(48px);
    animation: features-deck-pulse-kf 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.features-deck__decor--spin {
    animation: features-deck-spin-kf 1s linear infinite;
}

.features-deck__decor--bounce {
    transform: rotate(12deg);
    animation: features-deck-bounce-kf 1s infinite;
}

.features-deck__decor--line {
    transform: rotate(-12deg);
}

.features-deck__decor--rotate-12 {
    transform: rotate(12deg);
}

.features-deck__decor--rotate-minus-6 {
    transform: rotate(-6deg);
}

.features-deck__btn--hover:hover {
    transform: scale(1.05);
}

/* -- Feature card hover -- */
.feat-card-hover {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.feat-card-hover:hover {
    transform: translateY(-3px);
    box-shadow: 0 0.5rem 1.5rem rgba(0,0,0,.12) !important;
}

/* -- Icon box sizing -- */
.feat-icon-box {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    min-width: 2.5rem;
    min-height: 2.5rem;
}
.feat-icon-box--lg {
    width: 4rem;
    height: 4rem;
    border-radius: 0.75rem;
}
.feat-icon-box--xl {
    width: 5rem;
    height: 5rem;
    border-radius: 1rem;
}
.feat-icon-box--circle {
    border-radius: 50%;
}

/* -- Nav/filmstrip button hover -- */
.feat-btn-nav {
    transition: transform 0.15s ease, background-color 0.15s ease;
}
.feat-btn-nav:hover {
    transform: scale(1.1);
}

/* -- Table row hover -- */
.feat-table-row-hover {
    transition: background-color 0.15s ease;
}
.feat-table-row-hover:hover {
    background-color: var(--bs-primary-bg-subtle) !important;
}

/* -- Accordion item hover -- */
.feat-accordion-hover summary:hover {
    background-color: var(--bs-primary-bg-subtle);
    border-radius: 0.75rem;
}

/* -- DL item hover -- */
.feat-dl-item-hover {
    transition: background-color 0.15s ease;
    border-radius: 0.5rem;
    padding-left: 0.5rem;
    padding-right: 0.5rem;
}
.feat-dl-item-hover:hover {
    background-color: var(--bs-primary-bg-subtle);
}

/* -- Deck button hover -- */
.feat-deck-btn {
    transition: filter 0.2s ease, transform 0.15s ease;
}
.feat-deck-btn:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
}
/* BS-mode decorative shapes � subtle, non-intrusive */
.features-deck__decor--bs-blob {
    width: 16rem;
    height: 16rem;
    background-color: var(--bs-primary-bg-subtle);
    opacity: 0.35;
    filter: blur(48px);
}
.features-deck__decor--bs-shape {
    opacity: 0.15;
}
.features-deck__decor--bs-line {
    border-left: 1px solid var(--bs-primary-border-subtle);
    opacity: 0.2;
}
/* Bootstrap: grid + gap (row gutters often collapse) */
.tips-detailed__bs-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .tips-detailed__bs-row {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

.tips-detailed__subtitle-max {
    max-width: 42rem;
}

.tips-detailed__thumb {
    width: 3rem;
    height: 3rem;
}

.tips-detailed__cta-thumb {
    width: 2rem;
    height: 2rem;
}

.tips-detailed__min-shrink {
    min-width: 0;
}

/* glossary folders — summary marker hide, folder hover */
.glossary-folders__sum::-webkit-details-marker {
    display: none;
}

.glossary-folders__sum {
    list-style: none;
}

.glossary-folders__folder {
    transition: transform 0.2s ease;
}

.glossary-folders__folder:hover {
    transform: translateY(-2px);
}