/* intro v19 — photo-free index list: soft blurred blobs, fixed icon tiles, scroll reveal */

/* Soft background blobs (fixed size + blur have no BS utility; colour stays a Tailwind/BS class) */
.intro-index__blob {
    width: 24rem;
    height: 24rem;
    filter: blur(64px);
    opacity: 0.5;
}

/* Icon tile fixed size (BS has no w-N/h-N utility) */
.intro-index__icon-tile {
    width: 3rem;
    height: 3rem;
}

/* Scroll reveal — cards hide only once JS arms the section (no-JS content stays visible) */
.intro-index.is-armed .intro-index__card {
    opacity: 0;
    transform: translateY(1.5rem);
    transition: opacity 560ms ease, transform 560ms ease;
}
.intro-index.is-armed .intro-index__card.is-in {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
    .intro-index.is-armed .intro-index__card {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* v25 - chat bubble speech tail (border-triangle trick has no TW/BS utility) */
[data-chat-bubble] {
    position: relative;
}

[data-bubble-side="left"] [data-chat-bubble]::before {
    content: "";
    position: absolute;
    top: 1.25rem;
    left: -0.5rem;
    width: 0;
    height: 0;
    border-top: 0.5rem solid transparent;
    border-bottom: 0.5rem solid transparent;
    border-right: 0.5rem solid currentColor;
    color: inherit;
    opacity: 0.15;
}

[data-bubble-side="right"] [data-chat-bubble]::before {
    content: "";
    position: absolute;
    top: 1.25rem;
    right: -0.5rem;
    width: 0;
    height: 0;
    border-top: 0.5rem solid transparent;
    border-bottom: 0.5rem solid transparent;
    border-left: 0.5rem solid currentColor;
    color: inherit;
    opacity: 0.15;
}

/* process glassmorphism — fog blobs, backdrop blur, rune decor, num sizing */
.process-glass__fog {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.process-glass__fog::before {
    content: '';
    position: absolute;
    width: 28rem;
    height: 28rem;
    border-radius: 50%;
    filter: blur(5rem);
    opacity: 0.1;
    top: -10rem;
    left: -5rem;
    background: var(--bs-primary);
}

.process-glass__fog::after {
    content: '';
    position: absolute;
    width: 22rem;
    height: 22rem;
    border-radius: 50%;
    filter: blur(5rem);
    opacity: 0.07;
    bottom: -8rem;
    right: -5rem;
    background: var(--bs-primary);
}

.process-glass__card {
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.process-glass__card-hov:hover,
.process-glass__card-hov:focus-within {
    transform: translateY(-0.35rem);
    box-shadow: var(--bs-box-shadow-lg);
}

.process-glass__detail {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 280ms ease, opacity 220ms ease, margin-top 220ms ease;
}

.process-glass__card-hov:hover .process-glass__detail,
.process-glass__card-hov:focus-within .process-glass__detail {
    max-height: 12rem;
    opacity: 1;
    margin-top: 0.25rem;
}

.process-glass__rune {
    position: absolute;
    font-size: 6rem;
    font-weight: 900;
    line-height: 1;
    opacity: 0.04;
    bottom: -0.5rem;
    right: 1rem;
    pointer-events: none;
    user-select: none;
}

.process-glass__num {
    width: 2.5rem;
    height: 2.5rem;
    flex-shrink: 0;
}

@media (prefers-reduced-motion: reduce) {
    .process-glass__card,
    .process-glass__detail {
        transition: none;
    }

    .process-glass__card-hov:hover,
    .process-glass__card-hov:focus-within {
        transform: none;
    }

    .process-glass__detail {
        max-height: none;
        opacity: 1;
        overflow: visible;
    }
}

/* No custom CSS needed for this version */

/* -- 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);
}
.tips-compact__thumb {
    width: 3rem;
    height: 3rem;
}

.tips-compact__thumb--xs {
    width: 1.5rem;
    height: 1.5rem;
}

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


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

.pulse-boost__inner {
    max-width: 72rem;
    width: 100%;
    box-sizing: border-box;
}

/* Bootstrap: col-* внутри d-flex без .row даёт неверную ширину и обрезание справа */
.pulse-boost__split-row-bs {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 1.5rem;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

@media (min-width: 1024px) {
    .pulse-boost__split-row-bs {
        flex-direction: row;
        align-items: center;
    }

    .pulse-boost__split-row-bs > * {
        flex: 1 1 0;
        min-width: 0;
        max-width: 50%;
        box-sizing: border-box;
    }
}

.pulse-boost__vessel--rise:hover { transform: scale(1.05); transition: transform .2s ease; }

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

.pulse-boost__jump--rise:hover { transform: scale(1.05); transition: transform .2s ease; }

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