/* 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; }
}

.services__link--lift {
  transition: transform 0.2s ease, filter 0.2s ease;
}

.services__link--lift:hover {
  transform: translateX(2px);
  filter: brightness(1.08);
}

/* 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;
}

/* v26 - blueprint grid-line background + corner ticks (currentColor keeps it theme-safe) */
.steps-blueprint__grid {
    background-image:
        linear-gradient(currentColor 1px, transparent 1px),
        linear-gradient(90deg, currentColor 1px, transparent 1px);
    background-size: 32px 32px;
    opacity: 1;
}

[data-blueprint-panel]::before,
[data-blueprint-panel]::after {
    content: "";
    position: absolute;
    width: 0.75rem;
    height: 0.75rem;
}

[data-blueprint-panel]::before {
    top: -1px;
    left: -1px;
    border-top: 2px solid;
    border-left: 2px solid;
}

[data-blueprint-panel]::after {
    bottom: -1px;
    right: -1px;
    border-bottom: 2px solid;
    border-right: 2px solid;
}

/* faq magazine-spread — layout + motion (no colors) */
.faq-magazine-spread__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.faq-magazine-spread__logo-float {
  position: absolute;
  top: 50%;
  left: 50%;
  width: min(28rem, 72vw);
  height: min(28rem, 72vw);
  transform: translate(-50%, -50%);
  color: var(--bs-primary);
  animation: faq-magazine-spread-logo-drift 20s ease-in-out infinite;
}

.faq-magazine-spread__logo-float svg,
.faq-magazine-spread__logo-float svg * {
  fill: currentColor;
  color: inherit;
}

.faq-magazine-spread__logo-float > * {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  animation: faq-magazine-spread-logo-pulse 9s ease-in-out infinite;
}

@keyframes faq-magazine-spread-logo-drift {
  0%,
  100% {
    transform: translate(-50%, -50%) rotate(-4deg) scale(1);
  }

  33% {
    transform: translate(-48%, -54%) rotate(3deg) scale(1.04);
  }

  66% {
    transform: translate(-52%, -48%) rotate(-2deg) scale(1.02);
  }
}

@keyframes faq-magazine-spread-logo-pulse {
  0%,
  100% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.06);
  }
}

.faq-magazine-spread__magazine {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.faq-magazine-spread__spread {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 2rem;
  align-items: center;
  opacity: 0;
  transform: translate3d(0, 2rem, 0);
  transition:
    opacity 0.65s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}

.faq-magazine-spread__spread--visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.faq-magazine-spread__spread:nth-child(1) {
  transition-delay: 0.05s;
}

.faq-magazine-spread__spread:nth-child(2) {
  transition-delay: 0.12s;
}

.faq-magazine-spread__spread:nth-child(3) {
  transition-delay: 0.19s;
}

.faq-magazine-spread__spread:nth-child(4) {
  transition-delay: 0.26s;
}

.faq-magazine-spread__spread:nth-child(5) {
  transition-delay: 0.33s;
}

.faq-magazine-spread__spread:nth-child(6) {
  transition-delay: 0.4s;
}

.faq-magazine-spread__ornament {
  width: 1.25rem;
  height: 1.25rem;
}

.faq-magazine-spread__text-justify {
  text-align: justify;
}

@media (max-width: 1024px) {
  .faq-magazine-spread__spread {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .faq-magazine-spread__ornament {
    display: none;
  }

  .faq-magazine-spread__logo-float {
    width: min(20rem, 85vw);
    height: min(20rem, 85vw);
  }
}

@media (prefers-reduced-motion: reduce) {
  .faq-magazine-spread__logo-float,
  .faq-magazine-spread__logo-float > * {
    animation: none;
  }

  .faq-magazine-spread__spread {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .faq-magazine-spread__spread:nth-child(n) {
    transition-delay: 0s;
  }
}