@keyframes driftLeftRight {
    0% { transform: translateX(-15%); }
    50% { transform: translateX(15%); }
    100% { transform: translateX(-15%); }
}

@keyframes driftRightLeft {
    0% { transform: translateX(15%); }
    50% { transform: translateX(-15%); }
    100% { transform: translateX(15%); }
}

.intro-drift-strip-a {
    width: 33%;
    height: 6rem;
    animation: driftLeftRight 14s ease-in-out infinite;
}

.intro-drift-strip-b {
    width: 50%;
    height: 4rem;
    animation: driftRightLeft 18s ease-in-out infinite;
}

.intro-drift-strip-c {
    width: 25%;
    height: 5rem;
    animation: driftLeftRight 12s ease-in-out infinite;
    animation-delay: 3s;
}

.intro-drift-container {
    max-width: 80rem;
}

.intro-drift-textbox {
    max-width: 48rem;
}

.card-stack__accent--1 { width: 10rem; height: 10rem; filter: blur(2rem); }
.card-stack__accent--2 { width: 12rem; height: 12rem; filter: blur(2rem); }
.card-stack__accent--3 { width: 8rem; height: 8rem; filter: blur(1.5rem); }
.card-stack__accent--4 { width: 9rem; height: 9rem; filter: blur(2rem); }

.card-stack__title-line--1, .card-stack__title-line--2 {
    width: 5rem; height: 0.125rem; transform: translateY(-50%);
}
.card-stack__title-dot--1 { width: 0.5rem; height: 0.5rem; top: -0.5rem; right: -0.5rem; }
.card-stack__title-dot--2 { width: 0.5rem; height: 0.5rem; bottom: -0.5rem; left: -0.5rem; }

.card-stack__corner--tl { top: -0.5rem; left: -0.5rem; width: 1.5rem; height: 1.5rem; }
.card-stack__corner--tr { top: -0.5rem; right: -0.5rem; width: 1.5rem; height: 1.5rem; }
.card-stack__corner--bl { bottom: -0.5rem; left: -0.5rem; width: 1.5rem; height: 1.5rem; }
.card-stack__corner--br { bottom: -0.5rem; right: -0.5rem; width: 1.5rem; height: 1.5rem; }

.card-stack__corner--fade {
    opacity: 0;
    transition: opacity 0.3s ease;
}
.card-stack__item:hover .card-stack__corner--fade {
    opacity: 1;
}

.card-stack__media--hover {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 0.5rem 1rem rgba(0,0,0,0.1);
}
.card-stack__item:hover .card-stack__media--hover {
    transform: scale(1.05);
    box-shadow: 0 1rem 3rem rgba(0,0,0,0.2);
}

.card-stack__decor--glow {
    background: radial-gradient(circle at center, rgba(var(--bs-primary-rgb), 0.2), transparent);
    opacity: 0;
    transition: opacity 0.5s ease;
}
.card-stack__item:hover .card-stack__decor--glow {
    opacity: 1;
}

.card-stack__img--zoom {
    transition: transform 0.5s ease;
}
.card-stack__item:hover .card-stack__img--zoom {
    transform: scale(1.1);
}

.card-stack__overlay--fade {
    opacity: 0;
    transition: opacity 0.3s ease;
}
.card-stack__item:hover .card-stack__overlay--fade {
    opacity: 1;
}

.card-stack__overlay--dark {
    opacity: 0;
    transition: opacity 0.3s ease;
}
.card-stack__item:hover .card-stack__overlay--dark {
    opacity: 1;
}

.card-stack__inner-corner--tl, .card-stack__inner-corner--br {
    width: 4rem; height: 4rem;
}

.card-stack__badge--shadow {
    transition: box-shadow 0.3s ease;
    box-shadow: 0 0.25rem 0.5rem rgba(0,0,0,0.1);
}
.card-stack__item:hover .card-stack__badge--shadow {
    box-shadow: 0 0.5rem 1rem rgba(0,0,0,0.15);
}

.card-stack__accent-corner--tr { right: 0; width: 2rem; height: 2rem; opacity: 0; transition: opacity 0.3s ease; }
.card-stack__accent-corner--bl { left: 0; width: 2rem; height: 2rem; opacity: 0; transition: opacity 0.3s ease; }
.card-stack__item:hover .card-stack__accent-corner--tr,
.card-stack__item:hover .card-stack__accent-corner--bl {
    opacity: 1;
}

.card-stack__panel--slide {
    transform: translateY(100%);
    transition: transform 0.3s ease;
}
.card-stack__item:hover .card-stack__panel--slide {
    transform: translateY(0);
}


@keyframes happenings-gatherings-star-pulse {
    0%, 100% { opacity: 1; }
    50%       { opacity: .5; }
}
.happenings-gatherings__star-lg {
    width: 1.5rem; height: 1.5rem;
    animation: happenings-gatherings-star-pulse 2s cubic-bezier(.4,0,.6,1) infinite;
}

@keyframes happenings-gatherings-star-bounce {
    0%, 100% { transform: translateY(0); animation-timing-function: cubic-bezier(.8,0,1,1); }
    50%       { transform: translateY(-25%); animation-timing-function: cubic-bezier(0,0,.2,1); }
}
.happenings-gatherings__star-sm {
    width: 1rem; height: 1rem;
    animation: happenings-gatherings-star-bounce 1s infinite;
    animation-delay: 0.5s;
}

@keyframes happenings-gatherings-trace-pulse {
    0%, 100% { opacity: 1; }
    50%       { opacity: .5; }
}
.happenings-gatherings__trace-lg {
    width: 5rem; height: 0.125rem;
    animation: happenings-gatherings-trace-pulse 2s cubic-bezier(.4,0,.6,1) infinite;
    animation-delay: 1.2s;
}
.happenings-gatherings__trace-sm {
    width: 4rem; height: 0.125rem;
    animation: happenings-gatherings-trace-pulse 2s cubic-bezier(.4,0,.6,1) infinite;
    animation-delay: 0.6s;
}

.happenings-gatherings__avatar { width: 6rem; height: 6rem; }
.happenings-gatherings__blob { width: 5rem; height: 5rem; }
.happenings-gatherings__accent { height: 0.25rem; }

.happenings-gatherings__record--lift:hover { transform: scale(1.05); transition: transform .2s ease; }

.polar-frame-quote__portrait {
    width: 7rem;
    height: 7rem;
}