/* intro v26 — Dieter Rams node: hex grid, bottom band, blurred ghost image, serif, typewriter */

/* Hexagon-ish grid (minimal, colour from Tailwind text-*, lines via currentColor) */
.intro-node__hex {
    background-image:
        repeating-linear-gradient(60deg, currentColor 0 1px, transparent 1px 26px),
        repeating-linear-gradient(-60deg, currentColor 0 1px, transparent 1px 26px);
    opacity: 0.1;
}

.intro-node__band { height: 10rem; opacity: 0.7; }

/* Blurred background photo behind the spotlight node */
.intro-node__ghost { height: 14rem; }
.intro-node__img {
    object-fit: cover;
    filter: blur(10px);
    opacity: 0.35;
    transform: scale(1.08);
}

/* Serif heading */
.intro-node__serif {
    font-family: ui-serif, Georgia, "Times New Roman", serif;
}

/* Org-chart stem connector */
.intro-node__stem {
    width: 1px;
    height: 2rem;
}

/* Typewriter caret */
.intro-node__type .is-typing {
    border-right: 2px solid currentColor;
    animation: intro-node-caret 800ms step-end infinite;
}
@keyframes intro-node-caret {
    50% { border-color: transparent; }
}

@media (prefers-reduced-motion: reduce) {
    .intro-node__type .is-typing { animation: none; }
}

.features-timeline__decor--pulse {
    animation: features-timeline-pulse-kf 2s infinite;
}
.features-timeline__decor--bounce {
    animation: features-timeline-bounce-kf 2s infinite;
    transform: rotate(12deg);
}
.features-timeline__decor--spin {
    animation: features-timeline-spin-kf 4s linear infinite;
}
.features-timeline__decor--pulse-small {
    animation: features-timeline-pulse-kf 2s infinite;
}
.features-timeline__item:hover .features-timeline__icon {
    transform: scale(1.1);
    transition: transform 0.25s ease;
}
.features-timeline__item:hover .features-timeline__title {
    color: var(--bs-primary);
}

/* ?? step number (BS mode) ?? */
.features-timeline__num-bs {
    font-size: 1.75rem;
    font-weight: 900;
    line-height: 1;
    color: var(--bs-primary-border-subtle);
    opacity: 0.8;
    min-width: 2.75rem;
    flex-shrink: 0;
    transition: color 0.25s ease, opacity 0.25s ease;
}
.features-timeline__item:hover .features-timeline__num-bs {
    color: var(--bs-primary);
    opacity: 1;
}

@keyframes features-timeline-pulse-kf {
    0%, 100% { opacity: 1; }
    50% { opacity: .5; }
}
@keyframes features-timeline-bounce-kf {
    0%, 100% { transform: translateY(-25%) rotate(12deg); animation-timing-function: cubic-bezier(0.8,0,1,1); }
    50% { transform: none rotate(12deg); animation-timing-function: cubic-bezier(0,0,0.2,1); }
}
@keyframes features-timeline-spin-kf {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* -- 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-decor__bs-blob {
    background-color: var(--bs-primary-bg-subtle);
    opacity: 0.35;
    filter: blur(48px);
}
.features-decor__bs-shape {
    opacity: 0.15;
}
.features-decor__bs-line {
    border-left: 1px solid var(--bs-primary-border-subtle);
    opacity: 0.18;
}

/* ?? v19 timeline connector line ?? */
.features-timeline__connector {
    position: absolute;
    left: 1.75rem;
    top: 1.75rem;
    bottom: 2rem;
    width: 1px;
    background: linear-gradient(to bottom, var(--bs-primary), rgba(var(--bs-primary-rgb), 0.3), transparent);
    pointer-events: none;
}

/* ?? v19 number watermark ?? */
.features-timeline__number {
    left: -0.25rem;
    top: -0.75rem;
    line-height: 1;
    font-size: 3rem;
    font-weight: 900;
    color: var(--bs-border-color);
    opacity: 0.6;
    pointer-events: none;
    user-select: none;
    position: absolute;
    z-index: 0;
}
/* advantages zigzag — 50/50 split, alternating direction, image cover + hover zoom (layout only, no colors) */

.advantages-zigzag__media {
    aspect-ratio: 4 / 3;
}

.advantages-zigzag__img {
    object-fit: cover;
    transition: transform 0.4s ease;
}

.advantages-zigzag__media:hover .advantages-zigzag__img {
    transform: scale(1.05);
}

@media (min-width: 768px) {
    /* equal halves regardless of framework (BS has no responsive w-50 utility) */
    .advantages-zigzag__row > * {
        flex: 1 1 0%;
        min-width: 0;
    }

    /* first row image-left/text-right; every even row mirrors */
    .advantages-zigzag__row:nth-child(even) {
        flex-direction: row-reverse;
    }
}

/* content frame tiles — animated icon stage (replaces photo area) */
.content-frame-tiles__icon-stage {
    min-height: 14rem;
}

.content-frame-tiles__icon-tile {
    width: 5.5rem;
    height: 5.5rem;
    animation: content-frame-tiles-float 6s ease-in-out infinite;
}

.content-frame-tiles__icon-ring {
    width: 7rem;
    height: 7rem;
    animation: content-frame-tiles-ring 4.5s ease-in-out infinite;
}

.content-frame-tiles__icon-pulse {
    animation: content-frame-tiles-pulse 3.5s ease-in-out infinite;
}

.content-frame-tiles__icon-glyph {
    animation: content-frame-tiles-tilt 5s ease-in-out infinite;
    transform-origin: center;
}

.content-frame-tiles__icon-stage--0 .content-frame-tiles__icon-tile {
    animation-delay: 0s;
}

.content-frame-tiles__icon-stage--0 .content-frame-tiles__icon-ring {
    animation-delay: 0.3s;
}

.content-frame-tiles__icon-stage--0 .content-frame-tiles__icon-pulse {
    animation-delay: 0s;
}

.content-frame-tiles__icon-stage--0 .content-frame-tiles__icon-glyph {
    animation-delay: 0.2s;
}

.content-frame-tiles__icon-stage--1 .content-frame-tiles__icon-tile {
    animation-delay: 0.9s;
}

.content-frame-tiles__icon-stage--1 .content-frame-tiles__icon-ring {
    animation-delay: 1.2s;
}

.content-frame-tiles__icon-stage--1 .content-frame-tiles__icon-pulse {
    animation-delay: 0.8s;
}

.content-frame-tiles__icon-stage--1 .content-frame-tiles__icon-glyph {
    animation-delay: 1s;
}

.content-frame-tiles__icon-stage--2 .content-frame-tiles__icon-tile {
    animation-delay: 1.8s;
}

.content-frame-tiles__icon-stage--2 .content-frame-tiles__icon-ring {
    animation-delay: 2.1s;
}

.content-frame-tiles__icon-stage--2 .content-frame-tiles__icon-pulse {
    animation-delay: 1.6s;
}

.content-frame-tiles__icon-stage--2 .content-frame-tiles__icon-glyph {
    animation-delay: 1.8s;
}

@keyframes content-frame-tiles-float {
    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-0.4rem);
    }
}

@keyframes content-frame-tiles-ring {
    0%,
    100% {
        transform: scale(1) rotate(0deg);
        opacity: 0.7;
    }

    50% {
        transform: scale(1.08) rotate(12deg);
        opacity: 0.35;
    }
}

@keyframes content-frame-tiles-pulse {
    0%,
    100% {
        opacity: 0.45;
    }

    50% {
        opacity: 0.15;
    }
}

@keyframes content-frame-tiles-tilt {
    0%,
    100% {
        transform: rotate(0deg) scale(1);
    }

    50% {
        transform: rotate(8deg) scale(1.08);
    }
}

@media (prefers-reduced-motion: reduce) {
    .content-frame-tiles__icon-tile,
    .content-frame-tiles__icon-ring,
    .content-frame-tiles__icon-pulse,
    .content-frame-tiles__icon-glyph {
        animation: none;
    }
}

/* FAQ v15 — CSS flip card mechanics for Bootstrap branch */
.faq-flip__card-outer {
    perspective: 1000px;
    min-height: 12rem;
}

.faq-flip__card-inner {
    transform-style: preserve-3d;
    transition: transform 0.7s ease;
}

.faq-flip__card-outer:hover .faq-flip__card-inner {
    transform: rotateY(180deg);
}

.faq-flip__face {
    backface-visibility: hidden;
}

.faq-flip__face--back {
    transform: rotateY(180deg);
}


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

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