.brief-sq-10 { width: 2.5rem; height: 2.5rem; flex-shrink: 0; }

.brief-glass-card,
.brief-glass-panel,
.brief-glass-value {
    backdrop-filter: blur(0.75rem);
    box-shadow: 0 1rem 2rem rgba(15, 23, 42, 0.08);
}

.brief-glass-card {
    background-color: rgba(var(--bs-body-bg-rgb), 0.72);
}

.brief-glass-panel,
.brief-glass-value {
    background-color: rgba(var(--bs-body-bg-rgb), 0.56);
}

.brief-brand-line {
    width: 2.5rem;
    height: 0.125rem;
    background-color: rgba(var(--bs-primary-rgb), 0.45);
}

.brief-orb-one {
    top: -6rem;
    left: -6rem;
    width: 24rem;
    height: 24rem;
    filter: blur(3rem);
}

.brief-orb-two {
    right: -6rem;
    bottom: -6rem;
    width: 20rem;
    height: 20rem;
    filter: blur(3rem);
}

.brief-orb-three {
    top: 50%;
    right: 25%;
    width: 14rem;
    height: 14rem;
    filter: blur(3rem);
}

.brief-cta-hover {
    transition: transform 0.3s ease;
}

.brief-cta-hover:hover {
    transform: scale(1.05);
}

.brief-card-hover {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.brief-card-hover:hover {
    transform: translateY(-0.25rem);
    box-shadow: var(--bs-box-shadow-lg);
}

.brief-icon-hover {
    transition: transform 0.3s ease;
}

.brief-card-hover:hover .brief-icon-hover {
    transform: scale(1.1);
}

.brief-title-hover {
    transition: color 0.3s ease;
}

.brief-card-hover:hover .brief-title-hover {
    color: var(--bs-primary);
}

/* Bootstrap: явный gap между карточками (row + row-cols часто без горизонтального gutter) */
.values-icon-grid__bs-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2rem;
}

.values-icon-grid__subtitle {
    max-width: 42rem;
}

.values-icon-grid__thumb {
    width: 4rem;
    height: 4rem;
}

.gradient-spine-timeline__line {
    width: 2px;
    left: 50%;
    transform: translateX(-50%);
}

.gradient-spine-timeline__events > * + * {
    margin-top: 2rem;
}

.gradient-spine-timeline__dot {
    top: 2rem;
    left: 50%;
    transform: translateX(-50%);
}

.gradient-spine-timeline__dot-ring {
    width: 1.5rem;
    height: 1.5rem;
}

.gradient-spine-timeline__dot-inner {
    width: 0.375rem;
    height: 0.375rem;
}

.gradient-spine-timeline__dot-mobile {
    width: 1.5rem;
    height: 1.5rem;
}

.gradient-spine-timeline__icon {
    width: 3rem;
    height: 3rem;
}

@media (min-width: 1024px) {
    .gradient-spine-timeline__col--reverse {
        margin-right: 0;
        margin-left: auto;
        padding-right: 0;
        padding-left: 3rem;
    }
}

@media (min-width: 992px) {
    .gradient-spine-timeline__col--reverse {
        margin-inline-start: auto;
        margin-inline-end: 0;
        padding-inline-end: 0;
        padding-inline-start: 1.5rem;
    }
}

.staff-zigzag-timeline__stage {
    height: 20rem;
}

.split-screen-halo {
    width: 600px;
    height: 600px;
}

.split-screen-halo-soft {
    width: 500px;
    height: 500px;
}

.split-screen-beam-main {
    width: 24rem;
    height: 1px;
}

.split-screen-beam-side {
    width: 20rem;
    height: 1px;
}

.split-screen-frame {
    width: 6rem;
    height: 6rem;
}

.split-screen-orb {
    width: 4rem;
    height: 4rem;
}

.split-screen-marker {
    width: 2rem;
    height: 2rem;
}

.split-screen-emblem {
    width: 5rem;
    min-width: 5rem;
    height: 5rem;
    min-height: 5rem;
    box-sizing: border-box;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

@media (min-width: 1024px) {
    .split-screen-principle--odd {
        margin-left: 2rem;
    }
}


.spark-boost__section {
    padding-top: 6rem;
    padding-bottom: 6rem;
}

.spark-boost__inner {
    min-height: 500px;
    display: flex;
    align-items: center;
}

@media (min-width: 768px) {
    .spark-boost__inner { min-height: 600px; }
}

/* Bootstrap: как у Tailwind p-sm → md:p-lg → lg:p-xl → xl:p-4xl (без фиксированных 6rem на мобиле) */
.spark-boost__vessel-bs {
    box-sizing: border-box;
    padding: 0.5rem;
}

@media (min-width: 768px) {
    .spark-boost__vessel-bs { padding: 1.5rem; }
}

@media (min-width: 992px) {
    .spark-boost__vessel-bs { padding: 2rem; }
}

@media (min-width: 1280px) {
    .spark-boost__vessel-bs { padding: 6rem; }
}

/* Bootstrap: две колонки + стабильный gap (row/g-* часто «съедаются» сбросами) */
.spark-boost__split-grid-bs {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
    width: 100%;
    box-sizing: border-box;
}

@media (min-width: 768px) {
    .spark-boost__split-grid-bs { gap: 1.5rem; }
}

.spark-boost__split-grid-bs > * {
    flex: 1 1 100%;
    max-width: 100%;
    min-width: 0;
    box-sizing: border-box;
}

@media (min-width: 992px) {
    .spark-boost__split-grid-bs {
        flex-wrap: nowrap;
    }

    .spark-boost__split-grid-bs > * {
        flex: 1 1 0;
        max-width: 50%;
    }
}

.spark-boost__slab--glass { backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); }

@keyframes spark-boost-highlight-throb-seq {
    0%, 100% { opacity: 1; }
    50%       { opacity: .5; }
}
.spark-boost__highlight--throb {
    animation: spark-boost-highlight-throb-seq 2s cubic-bezier(.4,0,.6,1) infinite;
}

.spark-boost__prompt--glow:hover { transform: scale(1.05); transition: transform .2s ease; }

.spark-boost__control--glow:hover { transform: scale(1.05); transition: transform .2s ease; }

.spark-boost__surface--glow:hover { transform: scale(1.05); transition: transform .2s ease; }