/* intro v16 — Metropolis reel: film-perforation strips, image cover, load stagger, radius morph */

/* Film-perforation edge strips: colour comes from Tailwind bg-* on the element; mask punches holes */
.intro-reel__perf {
    -webkit-mask: radial-gradient(circle at center, transparent 0 0.28rem, black 0.3rem) center / 1.5rem 2.2rem;
    mask: radial-gradient(circle at center, transparent 0 0.28rem, black 0.3rem) center / 1.5rem 2.2rem;
    z-index: 1;
}

/* Background image fills the band, keeps aspect via object-fit (no BS utility) */
.intro-reel__row {
    min-height: 18rem;
    transition: border-radius 320ms ease;
    opacity: 0;
    animation: intro-reel-rise 520ms ease forwards;
}
.intro-reel__img {
    object-fit: cover;
    object-position: center;
}

/* Border-radius morph on hover */
.intro-reel__row:hover {
    border-radius: 2.25rem 0.5rem 2.25rem 0.5rem;
}

/* Stagger children — 80ms delay each on load */
.intro-reel__row:nth-child(1) { animation-delay: 0ms; }
.intro-reel__row:nth-child(2) { animation-delay: 80ms; }
.intro-reel__row:nth-child(3) { animation-delay: 160ms; }
.intro-reel__row:nth-child(4) { animation-delay: 240ms; }
.intro-reel__row:nth-child(5) { animation-delay: 320ms; }
.intro-reel__row:nth-child(6) { animation-delay: 400ms; }

@keyframes intro-reel-rise {
    from { opacity: 0; transform: translateY(1.5rem); }
    to   { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
    .intro-reel__row { animation: none; opacity: 1; }
}

.features-accordion__item summary::-webkit-details-marker {
    display: none;
}

.features-accordion__item summary::marker {
    display: none;
}

.features-accordion__chevron {
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.features-accordion__item[open] .features-accordion__chevron {
    transform: rotate(180deg);
}

.features-accordion__item[open] .features-accordion__icon--scale {
    transform: scale(1.05);
}

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

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

@keyframes features-accordion-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-accordion__decor--pulse {
    filter: blur(32px);
    animation: features-accordion-pulse-kf 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.features-accordion__decor--spin {
    animation: features-accordion-spin-kf 1s linear infinite;
}

.features-accordion__decor--bounce {
    transform: rotate(45deg);
    animation: features-accordion-bounce-kf 1s infinite;
}

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

/* -- 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-accordion__decor--bs-blob {
    width: 14rem;
    height: 14rem;
    background-color: var(--bs-primary-bg-subtle);
    opacity: 0.35;
    filter: blur(48px);
}
.features-accordion__decor--bs-shape {
    opacity: 0.15;
}
.features-accordion__decor--bs-line {
    border-left: 1px solid var(--bs-primary-border-subtle);
    opacity: 0.2;
}
/* Block: advantages-accordion-numbered — panel collapse (JS sets max-height) */
.advantages-accordion-numbered__panel-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
}

.triplet-plain-quote__track {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    min-width: 0;
    row-gap: 1.5rem;
}

@media (min-width: 768px) {
    .triplet-plain-quote__track {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        column-gap: 1.5rem;
        row-gap: 1.75rem;
    }
}

.triplet-plain-quote__col {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

@media (min-width: 768px) {
    .triplet-plain-quote__col {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }
}


.lift-signup__section {
    padding-top: 6rem;
    padding-bottom: 6rem;
}

.lift-signup__inner {
    max-width: 56rem;
}

@keyframes lift-signup-spark-beat-cycle {
    0%, 100% { opacity: 1; }
    50%       { opacity: .5; }
}
.lift-signup__spark--beat {
    animation: lift-signup-spark-beat-cycle 2s cubic-bezier(.4,0,.6,1) infinite;
}

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

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

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

/* Bootstrap only (.w-100 on grid) — не перебивать TW display:grid */
.lift-signup__feature-grid-bs.w-100 {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    width: 100%;
    justify-content: center;
    box-sizing: border-box;
}

.lift-signup__feature-grid-bs.w-100 > .lift-signup__story--lift {
    flex: 1 1 100%;
    max-width: 100%;
    min-width: 0;
    box-sizing: border-box;
}

@media (min-width: 576px) {
    .lift-signup__feature-grid-bs.w-100:not(.lift-signup__feature-grid-bs--cols-1) > .lift-signup__story--lift {
        flex: 1 1 calc((100% - 1.5rem) / 2);
        max-width: calc((100% - 1.5rem) / 2);
        min-width: min(100%, 11rem);
    }
}

@media (min-width: 992px) {
    .lift-signup__feature-grid-bs.w-100.lift-signup__feature-grid-bs--cols-3 > .lift-signup__story--lift {
        flex: 1 1 calc((100% - 3rem) / 3);
        max-width: calc((100% - 3rem) / 3);
    }
}