/* intro v17 — Death Note noir: circuit band, pulse rings, extrude text, duotone media, scroll slide-in */

/* Circuit-board traces — colour via Tailwind text-* on the band, currentColor in the pattern */
.intro-noir__circuit {
    background-image:
        repeating-linear-gradient(0deg, currentColor 0 1px, transparent 1px 32px),
        repeating-linear-gradient(90deg, currentColor 0 1px, transparent 1px 32px);
    opacity: 0.18;
    -webkit-mask: linear-gradient(180deg, black, transparent);
    mask: linear-gradient(180deg, black, transparent);
}

/* Pulse rings from the band centre (size + placement so Bootstrap has no utility gap) */
.intro-noir__ring {
    width: 6rem;
    height: 6rem;
    top: 6rem;
    left: 50%;
    margin-left: -3rem;
    opacity: 0;
    animation: intro-noir-pulse 3.4s ease-out infinite;
}
.intro-noir__ring--2 { animation-delay: 1.7s; }

@keyframes intro-noir-pulse {
    0%   { transform: scale(0.4); opacity: 0.55; }
    100% { transform: scale(3.4); opacity: 0; }
}

/* Emboss seal circle */
.intro-noir__seal {
    width: 7rem;
    height: 7rem;
    font-size: 0.75rem;
    line-height: 1.1;
    padding: 0.75rem;
    transform: rotate(-8deg);
}

/* Extrude — stacked text-shadow depth using the element's own colour */
.intro-noir__extrude {
    text-shadow: 1px 1px 0 currentColor, 2px 2px 0 currentColor, 3px 3px 0 currentColor;
}

/* Duotone media: grayscale image + primary multiply tint (colour is a Tailwind class) */
.intro-noir__img {
    height: 10rem;
    object-fit: cover;
    filter: grayscale(1) contrast(1.05);
}

/* Sticky aside offset (Bootstrap position-sticky has no top-16 utility) */
@media (min-width: 992px) {
    .intro-noir__aside { top: 4rem; }
}
.intro-noir__tint {
    mix-blend-mode: multiply;
    opacity: 0.5;
}

/* Letter-spacing widen on hover */
.intro-noir__ttl { transition: letter-spacing 260ms ease; }
[data-card]:hover .intro-noir__ttl { letter-spacing: 0.08em; }

/* Slide-in entrance — pure CSS on the reliable [data-card] attribute; always ends visible */
@keyframes intro-noir-rise {
    from { opacity: 0; transform: translateY(2rem); }
    to   { opacity: 1; transform: translateY(0); }
}
.intro-noir [data-card] { animation: intro-noir-rise 560ms ease both; }

@media (prefers-reduced-motion: reduce) {
    .intro-noir__ring { animation: none; }
    .intro-noir [data-card] { animation: none; }
}

/* 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 v22 — three-column bento */
.faq-bento__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  align-items: start;
}

@media (min-width: 768px) {
  .faq-bento__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.5rem;
  }
}

.faq-bento__col {
  min-width: 0;
}

.faq-bento__cell {
  width: 100%;
}

.faq-bento__cell--tall {
  min-height: 16rem;
}

.faq-bento__cell--medium {
  min-height: 11rem;
}

.faq-bento__cell--short {
  min-height: 7rem;
}

/* Cards — shadow lift on hover (no colors) */
.faq-bento__card {
  transition:
    transform 220ms ease,
    box-shadow 220ms ease;
}

.faq-bento__card:hover {
  transform: translateY(-0.35rem);
}

/* Animated background mesh */
.faq-bento__mesh--a {
  width: 20rem;
  height: 20rem;
  filter: blur(52px);
}

.faq-bento__mesh--b {
  width: 24rem;
  height: 24rem;
  filter: blur(64px);
}

.faq-bento__mesh--c {
  width: 14rem;
  height: 14rem;
  filter: blur(44px);
  transform: translateX(-50%);
}

.faq-bento__mesh--pulse {
  animation: faq-bento-mesh-pulse-seq 6s ease-in-out infinite;
}

@keyframes faq-bento-mesh-pulse-seq {
  0%,
  100% {
    opacity: 0.5;
  }
  50% {
    opacity: 1;
  }
}

@keyframes faq-bento-mesh-drift-a-seq {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(2rem, 1.5rem) scale(1.05);
  }
}

.faq-bento__mesh--a {
  animation: faq-bento-mesh-drift-a-seq 22s ease-in-out infinite;
}

@keyframes faq-bento-mesh-drift-b-seq {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(-2rem, -1.25rem) scale(1.07);
  }
}

.faq-bento__mesh--b {
  animation: faq-bento-mesh-drift-b-seq 26s ease-in-out infinite;
}

@keyframes faq-bento-mesh-drift-c-seq {
  0%,
  100% {
    transform: translate(-50%, 0) rotate(0deg);
  }
  50% {
    transform: translate(-50%, 1rem) rotate(8deg);
  }
}

.faq-bento__mesh--c {
  animation: faq-bento-mesh-drift-c-seq 18s ease-in-out infinite;
}

.faq-bento__mesh--delay-2 {
  animation-delay: 2s;
}

.faq-bento__mesh--delay-3 {
  animation-delay: 0.9s;
}

.faq-bento__mesh--delay-5 {
  animation-delay: 1.5s;
}

.faq-bento__dot--a {
  top: 4rem;
  left: 2.5rem;
  width: 0.75rem;
  height: 0.75rem;
}

.faq-bento__dot--b {
  top: 7rem;
  right: 4rem;
  width: 0.5rem;
  height: 0.5rem;
}

.faq-bento__dot--c {
  bottom: 6rem;
  left: 30%;
  width: 0.625rem;
  height: 0.625rem;
}

@keyframes faq-bento-flare-throb-seq {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.3;
  }
}

.faq-bento__flare--throb {
  animation: faq-bento-flare-throb-seq 2.5s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes faq-bento-flare-rebound-seq {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-28%);
  }
}

.faq-bento__flare--rebound {
  animation: faq-bento-flare-rebound-seq 1.3s ease-in-out infinite;
}

@keyframes faq-bento-flare-ping-seq {
  75%,
  100% {
    transform: scale(2.2);
    opacity: 0;
  }
}

.faq-bento__flare--ping {
  animation: faq-bento-flare-ping-seq 1.8s cubic-bezier(0, 0, 0.2, 1) infinite;
}

@media (max-width: 767px) {
  .faq-bento__grid {
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }

  .faq-bento__col {
    display: contents;
  }

  .faq-bento__cell--tall,
  .faq-bento__cell--medium,
  .faq-bento__cell--short {
    min-height: 0;
  }

  .faq-bento__cell--order-0 { order: 0; }
  .faq-bento__cell--order-1 { order: 1; }
  .faq-bento__cell--order-2 { order: 2; }
  .faq-bento__cell--order-3 { order: 3; }
  .faq-bento__cell--order-4 { order: 4; }
  .faq-bento__cell--order-5 { order: 5; }
  .faq-bento__cell--order-6 { order: 6; }
  .faq-bento__cell--order-7 { order: 7; }
}

/* glossary steps — oversized counter ring (layout only) */
.glossary-steps__num {
    width: 3.75rem;
    height: 3.75rem;
    min-width: 3.75rem;
}

/* subscribe v30 — SVG pattern sizing, corner placement, subtle drift (layout/animation only) */
.mailing-minimal-underline__center {
    max-width: 28rem;
}

.mailing-minimal-underline__pattern {
    mask-image: radial-gradient(ellipse 72% 68% at 50% 46%, transparent 18%, black 92%);
}

.mailing-minimal-underline__corner--tl {
    animation: mailing-minimal-underline-drift 9s ease-in-out infinite;
}

.mailing-minimal-underline__corner--br {
    animation: mailing-minimal-underline-drift 11s ease-in-out infinite reverse;
}

.mailing-minimal-underline__marks {
    animation: mailing-minimal-underline-drift 7s ease-in-out infinite;
    animation-delay: 1.2s;
}

@keyframes mailing-minimal-underline-drift {
    0%, 100% {
        transform: translate(0, 0);
    }
    50% {
        transform: translate(0.35rem, -0.35rem);
    }
}

@media (prefers-reduced-motion: reduce) {
    .mailing-minimal-underline__corner--tl,
    .mailing-minimal-underline__corner--br,
    .mailing-minimal-underline__marks {
        animation: none;
    }
}

@media (max-width: 767px) {
    .mailing-minimal-underline__corner--tl,
    .mailing-minimal-underline__corner--br,
    .mailing-minimal-underline__marks {
        opacity: 0.55;
    }
}