/* intro v28 — Arc diagonal-split: clip split, floating rings, ransom-note words, grayscale hover, click burst */

/* Diagonal split zone */
.intro-arc2__split {
    clip-path: polygon(0 0, 100% 0, 100% 62%, 0 100%);
    opacity: 0.6;
}

/* Floating rings / donuts (fixed size — no BS w-N/h-N utility) */
.intro-arc2__ring { width: 10rem; height: 10rem; animation: intro-arc2-float 7s ease-in-out infinite; }
.intro-arc2__ring--2 { width: 6rem; height: 6rem; animation-duration: 9s; animation-delay: 1s; }
@keyframes intro-arc2-float {
    50% { transform: translateY(-1.2rem) rotate(20deg); }
}

/* Serif accent (paired with sans body) */
.intro-arc2__serif { font-family: ui-serif, Georgia, "Times New Roman", serif; }

/* Hero image grayscale → colour reveal on hover */
.intro-arc2__figure { aspect-ratio: 4 / 3; }
.intro-arc2__img {
    object-fit: cover;
    filter: grayscale(1);
    transition: filter 420ms ease;
}
.intro-arc2__figure:hover .intro-arc2__img { filter: grayscale(0); }

/* Ransom-note mixed letters: alternate rotation, weight, family (no colour) */
.intro-arc2__word {
    display: inline-block;
    margin-right: 0.25em;
}
.intro-arc2__word:nth-child(3n+1) { transform: rotate(-4deg); font-weight: 900; }
.intro-arc2__word:nth-child(3n+2) { transform: rotate(3deg);  font-family: ui-serif, Georgia, serif; font-style: italic; }
.intro-arc2__word:nth-child(3n+3) { transform: rotate(-1deg); font-weight: 700; text-transform: uppercase; }

/* Click burst spark (inherits the button's primary colour via currentColor) */
.intro-arc2__react { position: relative; overflow: visible; }
.intro-arc2__spark {
    position: absolute;
    left: 50%;
    top: 50%;
    pointer-events: none;
    animation: intro-arc2-burst 640ms ease-out forwards;
}
@keyframes intro-arc2-burst {
    to { opacity: 0; transform: translate(var(--dx), var(--dy)) scale(0.4) rotate(160deg); }
}

@media (prefers-reduced-motion: reduce) {
    .intro-arc2__ring { animation: none; }
}

.bulletin-card-grid__tile {
    max-width: 24rem;
}

/* Bootstrap: grid + gap (row gutters often collapse) */
.tips-detailed__bs-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .tips-detailed__bs-row {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

.tips-detailed__subtitle-max {
    max-width: 42rem;
}

.tips-detailed__thumb {
    width: 3rem;
    height: 3rem;
}

.tips-detailed__cta-thumb {
    width: 2rem;
    height: 2rem;
}

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

.glossary-v3-accent {
    height: 2px;
    width: 64px;
}

.glossary-v3-col {
    width: 100%;
}

@media (min-width: 768px) {
    .glossary-v3-col {
        width: 33.333333%;
    }
}

/* subscribe v18 — geometry shared by both CSS frameworks (Bootstrap has no utilities for it) */
.mailing-chat__section--py-4xl {
    padding-top: 6rem;
    padding-bottom: 6rem;
}

.mxw-lg {
    max-width: 32rem !important;
}

.mailing-chat__line {
    gap: 0.75rem;
}

.mailing-chat__avatar,
.mailing-chat__send {
    width: 2.5rem;
    height: 2.5rem;
}

.mailing-chat__bubble {
    max-width: 20rem;
    padding: 0.75rem 1rem;
}

.mailing-chat__bubble--bot {
    border-bottom-left-radius: 0.25rem;
}

.mailing-chat__bubble--reply {
    border-bottom-right-radius: 0.25rem;
}

.mailing-chat__author {
    font-size: 0.75rem;
}

.mailing-chat__input {
    min-width: 0;
}

.mailing-chat__composer {
    min-height: 3rem;
}

.mailing-chat__send--hover {
    transition: transform 0.2s ease;
}

.mailing-chat__send--hover:hover {
    transform: scale(1.05);
}

.mailing-chat__bubble-in {
    animation: mailing-chat-bubble-in 0.3s ease-out;
}

@keyframes mailing-chat-bubble-in {
    from {
        opacity: 0;
        transform: translateY(0.5rem);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (prefers-reduced-motion: reduce) {
    .mailing-chat__send--hover:hover {
        transform: none;
    }

    .mailing-chat__bubble-in {
        animation: none;
    }
}