/* 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; }
}

/* 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);
}

.tips-cards__card {
    max-width: 24rem;
}

.content-disclaimer-logo__mark {
    width: 5rem;
    height: 5rem;
}

.content-disclaimer-logo__mark--small {
    width: 3rem;
    height: 3rem;
}

.content-disclaimer-logo__mark--large {
    width: 6rem;
    height: 6rem;
}

.content-disclaimer-logo__mark svg {
    display: block;
    width: 100%;
    height: 100%;
}

.content-disclaimer-ticker__rail {
    animation: content-disclaimer-drift 9s ease-in-out infinite alternate;
}

.content-disclaimer-orb--large {
    width: 12rem;
    height: 12rem;
    animation: content-disclaimer-float 8s ease-in-out infinite;
}

.content-disclaimer-orb--small {
    width: 7rem;
    height: 7rem;
    animation: content-disclaimer-float 7s ease-in-out infinite reverse;
}

.content-disclaimer-corner {
    width: 4rem;
    height: 4rem;
    pointer-events: none;
}

.content-disclaimer-orbit__ring {
    animation: content-disclaimer-spin 14s linear infinite;
}

.content-disclaimer-rail__accent {
    width: 100%;
    height: 0.75rem;
    flex-shrink: 0;
    animation: content-disclaimer-grow 5s ease-in-out infinite alternate;
}

.content-disclaimer-pattern {
    pointer-events: none;
}

.content-disclaimer-pulse {
    width: 0.75rem;
    height: 0.75rem;
    animation: content-disclaimer-pulse 1.8s ease-in-out infinite;
}

@media (min-width: 768px) {
    .content-disclaimer-rail__accent {
        width: 0.75rem;
        height: auto;
    }
}

@keyframes content-disclaimer-drift {
    from { transform: translateX(-1rem); }
    to { transform: translateX(1rem); }
}

@keyframes content-disclaimer-float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(0.75rem); }
}

@keyframes content-disclaimer-spin {
    from { transform: rotate(0deg) scale(1); }
    to { transform: rotate(360deg) scale(1.04); }
}

@keyframes content-disclaimer-grow {
    from { transform: scaleX(0.75); }
    to { transform: scaleX(1); }
}

@keyframes content-disclaimer-pulse {
    0%, 100% { transform: scale(1); opacity: 0.65; }
    50% { transform: scale(1.35); opacity: 1; }
}

/* glossary split — footnote icon size (layout only) */
.glossary-split__note-ico {
    width: 3.5rem;
    height: 3.5rem;
}

.glossary-split__note-icon {
    font-size: 1.3rem;
    line-height: 1;
}

/* cta slice — diagonal bottom edge + cover image */
.cta-slice__section {
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 93%);
  padding-bottom: 5rem;
}

.cta-slice__cover {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.cta-slice__title-track {
  letter-spacing: 0.28em;
}

.cta-slice__tagline-track {
  letter-spacing: 0.14em;
}

.cta-slice__signature-track {
  letter-spacing: 0.22em;
}

@media (max-width: 767px) {
  .cta-slice__section {
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 97%);
    padding-bottom: 3rem;
  }

  .cta-slice__title-track {
    letter-spacing: 0.16em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .cta-slice__section {
    clip-path: none;
    padding-bottom: 0;
  }
}