/*
  MakonBook Landing FAQ Animation
  Adds smoother FAQ interactions without touching auth/test pages.
  Load after landing.css and other landing overrides.
*/

#faq {
  position: relative;
}

#faq .faq-list {
  perspective: 1200px;
}

/* soft background glow behind answers */
#faq .faq-list::before {
  content: "";
  position: absolute;
  width: 26rem;
  height: 26rem;
  right: max(-12vw, -160px);
  top: 50%;
  transform: translateY(-50%);
  border-radius: 999px;
  background:
    radial-gradient(circle, rgba(139, 92, 246, 0.18), transparent 64%),
    radial-gradient(circle at 35% 30%, rgba(53, 214, 255, 0.10), transparent 42%);
  filter: blur(8px);
  pointer-events: none;
  opacity: .75;
}

#faq .faq-item {
  position: relative;
  overflow: hidden;
  transform-style: preserve-3d;
  will-change: transform, border-color, background, box-shadow;
  transition:
    transform 260ms cubic-bezier(.2,.8,.2,1),
    border-color 260ms ease,
    background 260ms ease,
    box-shadow 260ms ease;
}

#faq .faq-item::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 96% 18%, rgba(236,72,153,.18), transparent 18rem),
    radial-gradient(circle at 12% 80%, rgba(53,214,255,.10), transparent 16rem),
    linear-gradient(135deg, rgba(139,92,246,.10), transparent 56%);
  transition: opacity 260ms ease;
}

#faq .faq-item::after {
  content: "";
  position: absolute;
  inset: auto 22px 0;
  height: 1px;
  pointer-events: none;
  background: linear-gradient(90deg, transparent, rgba(53,214,255,.42), rgba(236,72,153,.32), transparent);
  opacity: 0;
  transform: scaleX(.5);
  transition: opacity 260ms ease, transform 260ms ease;
}

#faq .faq-item:hover,
#faq .faq-item[open],
#faq .faq-item.is-open {
  transform: translateY(-3px);
  border-color: rgba(139, 92, 246, .32);
  background:
    linear-gradient(145deg, rgba(255,255,255,.075), rgba(255,255,255,.025)),
    rgba(9, 5, 24, .72);
  box-shadow: 0 24px 70px rgba(0,0,0,.22);
}

#faq .faq-item:hover::before,
#faq .faq-item[open]::before,
#faq .faq-item.is-open::before,
#faq .faq-item:hover::after,
#faq .faq-item[open]::after,
#faq .faq-item.is-open::after {
  opacity: 1;
  transform: scaleX(1);
}

#faq .faq-item summary {
  isolation: isolate;
  transition: color 220ms ease, padding-left 220ms ease;
}

#faq .faq-item summary:hover {
  color: #fff;
}

#faq .faq-item summary::before {
  content: "";
  position: absolute;
  left: 22px;
  top: 50%;
  width: 0;
  height: 8px;
  border-radius: 999px;
  transform: translateY(-50%);
  background: #35e78a;
  box-shadow: 0 0 18px rgba(53,231,138,.75);
  opacity: 0;
  transition: width 220ms ease, opacity 220ms ease;
}

#faq .faq-item[open] summary,
#faq .faq-item.is-open summary {
  padding-left: 42px;
}

#faq .faq-item[open] summary::before,
#faq .faq-item.is-open summary::before {
  width: 8px;
  opacity: 1;
}

#faq .faq-item summary::after {
  transition:
    transform 260ms cubic-bezier(.2,.8,.2,1),
    background 260ms ease,
    box-shadow 260ms ease,
    color 260ms ease;
}

#faq .faq-item:hover summary::after {
  background: rgba(255,255,255,.15);
  box-shadow: 0 10px 24px rgba(139,92,246,.18);
}

#faq .faq-item[open] summary::after,
#faq .faq-item.is-open summary::after {
  transform: rotate(180deg) scale(1.04);
  background: linear-gradient(135deg, #8b5cf6, #ec4899);
  box-shadow: 0 14px 28px rgba(139,92,246,.28);
}

#faq .faq-item.faq-enhanced p {
  max-height: 0;
  opacity: 0;
  transform: translateY(-8px);
  padding-top: 0 !important;
  padding-bottom: 0 !important;
  transition:
    max-height 320ms cubic-bezier(.2,.8,.2,1),
    opacity 240ms ease,
    transform 320ms cubic-bezier(.2,.8,.2,1),
    padding 260ms ease;
  will-change: max-height, opacity, transform;
}

#faq .faq-item.faq-enhanced.is-open p,
#faq .faq-item.faq-enhanced[open] p {
  opacity: 1;
  transform: translateY(0);
  padding-top: 0 !important;
  padding-bottom: 22px !important;
}

#faq .faq-item.is-closing p {
  opacity: 0 !important;
  transform: translateY(-8px) !important;
  padding-top: 0 !important;
  padding-bottom: 0 !important;
}

/* entry animation for FAQ cards */
#faq .faq-list .faq-item {
  animation: faqCardIn 560ms cubic-bezier(.2,.8,.2,1) both;
}

#faq .faq-list .faq-item:nth-child(1) { animation-delay: 40ms; }
#faq .faq-list .faq-item:nth-child(2) { animation-delay: 110ms; }
#faq .faq-list .faq-item:nth-child(3) { animation-delay: 180ms; }
#faq .faq-list .faq-item:nth-child(4) { animation-delay: 250ms; }

@keyframes faqCardIn {
  from {
    opacity: 0;
    transform: translateY(18px) scale(.985);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* light theme */
html[data-theme="light"] #faq .faq-item:hover,
html[data-theme="light"] #faq .faq-item[open],
html[data-theme="light"] #faq .faq-item.is-open {
  background:
    radial-gradient(circle at 92% 18%, rgba(236,72,153,.10), transparent 14rem),
    linear-gradient(145deg, rgba(255,255,255,.96), rgba(247,242,255,.84));
  border-color: rgba(124,58,237,.24);
  box-shadow: 0 24px 70px rgba(76,29,149,.12);
}

html[data-theme="light"] #faq .faq-item::after {
  background: linear-gradient(90deg, transparent, rgba(124,58,237,.34), rgba(236,72,153,.24), transparent);
}

/* mobile */
@media (max-width: 768px) {
  #faq .faq-list::before {
    display: none;
  }

  #faq .faq-item summary {
    padding: 18px 54px 18px 18px;
  }

  #faq .faq-item[open] summary,
  #faq .faq-item.is-open summary {
    padding-left: 36px;
  }

  #faq .faq-item summary::before {
    left: 18px;
  }

  #faq .faq-item summary::after {
    right: 18px;
    top: 16px;
  }

  #faq .faq-item.faq-enhanced.is-open p,
  #faq .faq-item.faq-enhanced[open] p {
    padding-left: 18px !important;
    padding-right: 18px !important;
    padding-bottom: 18px !important;
  }
}

/* accessibility */
@media (prefers-reduced-motion: reduce) {
  #faq .faq-item,
  #faq .faq-item::before,
  #faq .faq-item::after,
  #faq .faq-item summary,
  #faq .faq-item summary::before,
  #faq .faq-item summary::after,
  #faq .faq-item.faq-enhanced p {
    transition: none !important;
    animation: none !important;
  }
}