/* FAQ layout: quiet answer-finding surface. */
body {
  position: relative;
  background:
    radial-gradient(circle at 50% -20%, rgba(99, 102, 241, 0.10), transparent 28rem),
    radial-gradient(circle at 18% 8%, rgba(14, 165, 233, 0.08), transparent 22rem),
    #f8fafc;
}

.dark body {
  background:
    radial-gradient(circle at 50% -20%, rgba(129, 140, 248, 0.15), transparent 30rem),
    radial-gradient(circle at 18% 8%, rgba(56, 189, 248, 0.08), transparent 24rem),
    #020617;
}

.faq-search-shell {
  position: relative;
  z-index: 30;
  width: 100%;
  max-width: 64rem;
  margin: clamp(0.9rem, 2vw, 1.35rem) auto 0;
  padding: 0 1rem;
}

.faq-search-card {
  position: relative;
  overflow: visible;
  border: 1px solid rgba(148, 163, 184, 0.22);
  border-radius: 1.35rem;
  background: rgba(255, 255, 255, 0.72);
  box-shadow:
    0 18px 46px rgba(15, 23, 42, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.84);
  padding: 0.7rem;
  backdrop-filter: blur(22px) saturate(140%);
  -webkit-backdrop-filter: blur(22px) saturate(140%);
}

.dark .faq-search-card {
  border-color: rgba(100, 116, 139, 0.42);
  background: rgba(15, 23, 42, 0.68);
  box-shadow:
    0 22px 56px rgba(0, 0, 0, 0.28),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.faq-search-form {
  position: relative;
  z-index: 1;
}

.faq-search-box {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.72rem;
  border: 1px solid transparent;
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.78);
  padding: 0.2rem 0.25rem 0.2rem 0.72rem;
  transition: border-color 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.faq-search-box:focus-within {
  border-color: rgba(99, 102, 241, 0.46);
  background: rgba(255, 255, 255, 0.96);
  box-shadow:
    0 16px 38px rgba(79, 70, 229, 0.12),
    0 0 0 4px rgba(99, 102, 241, 0.10);
}

.dark .faq-search-box {
  background: rgba(2, 6, 23, 0.42);
}

.dark .faq-search-box:focus-within {
  border-color: rgba(129, 140, 248, 0.56);
  background: rgba(2, 6, 23, 0.78);
  box-shadow:
    0 18px 44px rgba(0, 0, 0, 0.28),
    0 0 0 4px rgba(129, 140, 248, 0.14);
}

.faq-search-icon {
  width: 1.12rem;
  height: 1.12rem;
  color: #6366f1;
  opacity: 0.78;
}

.dark .faq-search-icon {
  color: #a5b4fc;
}

.faq-search-input {
  width: 100%;
  min-width: 0;
  border: 0;
  background: transparent;
  color: #0f172a;
  font: inherit;
  font-size: clamp(1rem, 1.7vw, 1.08rem);
  font-weight: 760;
  letter-spacing: -0.025em;
  line-height: 1.45;
  outline: none;
  padding: 0.82rem 0;
}

.faq-search-input::placeholder {
  color: #94a3b8;
  font-weight: 700;
}

.faq-search-input::-webkit-search-decoration,
.faq-search-input::-webkit-search-cancel-button,
.faq-search-input::-webkit-search-results-button,
.faq-search-input::-webkit-search-results-decoration {
  display: none;
}

.dark .faq-search-input {
  color: #f8fafc;
}

.dark .faq-search-input::placeholder {
  color: #64748b;
}

.faq-search-clear {
  position: relative;
  display: inline-grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border: 0;
  border-radius: 9999px;
  background: rgba(226, 232, 240, 0.64);
  color: #475569;
  cursor: pointer;
  font-size: 0;
  line-height: 1;
  transition: background 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.faq-search-clear::before,
.faq-search-clear::after {
  content: "";
  position: absolute;
  width: 0.72rem;
  height: 2px;
  border-radius: 9999px;
  background: currentColor;
}

.faq-search-clear::before {
  transform: rotate(45deg);
}

.faq-search-clear::after {
  transform: rotate(-45deg);
}

.faq-search-clear:hover,
.faq-search-clear:focus-visible {
  background: #eef2ff;
  color: #4338ca;
  transform: translateY(-1px);
  outline: none;
}

.faq-search-clear[hidden] {
  display: none;
}

.dark .faq-search-clear {
  background: rgba(51, 65, 85, 0.76);
  color: #cbd5e1;
}

.dark .faq-search-clear:hover,
.dark .faq-search-clear:focus-visible {
  background: rgba(49, 46, 129, 0.78);
  color: #e0e7ff;
}

.faq-search-clear-label,
.faq-search-status,
.faq-search-hint {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

[data-faq-search-state="error"] .faq-search-status {
  position: static;
  display: block;
  width: auto;
  height: auto;
  margin: 0.7rem 0 0;
  clip: auto;
  white-space: normal;
  color: #b91c1c;
  font-size: 0.88rem;
  font-weight: 780;
}

.dark [data-faq-search-state="error"] .faq-search-status {
  color: #fecaca;
}

.faq-search-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 0.62rem;
  padding: 0 0.15rem;
}

[data-faq-search-state="results"] .faq-search-suggestions,
[data-faq-search-state="empty"] .faq-search-suggestions {
  display: none;
}

.faq-search-chip {
  border: 1px solid rgba(148, 163, 184, 0.24);
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.54);
  color: #475569;
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 820;
  line-height: 1;
  padding: 0.48rem 0.68rem;
  transition: border-color 0.18s ease, background 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.faq-search-chip:hover,
.faq-search-chip:focus-visible {
  border-color: rgba(99, 102, 241, 0.36);
  background: rgba(238, 242, 255, 0.84);
  color: #4338ca;
  transform: translateY(-1px);
  outline: none;
}

.dark .faq-search-chip {
  border-color: rgba(100, 116, 139, 0.44);
  background: rgba(15, 23, 42, 0.36);
  color: #cbd5e1;
}

.dark .faq-search-chip:hover,
.dark .faq-search-chip:focus-visible {
  border-color: rgba(129, 140, 248, 0.46);
  background: rgba(49, 46, 129, 0.42);
  color: #e0e7ff;
}

.faq-search-results {
  position: absolute;
  top: calc(100% + 0.62rem);
  left: 0;
  right: 0;
  z-index: 70;
  display: grid;
  gap: 0.5rem;
  max-height: min(24rem, calc(100vh - 12rem));
  overflow-y: auto;
  overscroll-behavior: contain;
  border: 1px solid rgba(148, 163, 184, 0.28);
  border-radius: 1.18rem;
  background: #ffffff;
  box-shadow:
    0 34px 82px rgba(15, 23, 42, 0.20),
    0 0 0 1px rgba(255, 255, 255, 0.84) inset;
  padding: 0.55rem;
  scrollbar-color: rgba(100, 116, 139, 0.58) transparent;
  scrollbar-width: thin;
}

.faq-search-results[hidden] {
  display: none;
}

.faq-search-results::-webkit-scrollbar {
  width: 0.55rem;
}

.faq-search-results::-webkit-scrollbar-track {
  background: transparent;
}

.faq-search-results::-webkit-scrollbar-thumb {
  border: 0.18rem solid transparent;
  border-radius: 9999px;
  background: rgba(100, 116, 139, 0.58);
  background-clip: padding-box;
}

.dark .faq-search-results {
  border-color: rgba(100, 116, 139, 0.5);
  background: #020617;
  box-shadow:
    0 36px 88px rgba(0, 0, 0, 0.52),
    0 0 0 1px rgba(255, 255, 255, 0.05) inset;
  scrollbar-color: rgba(148, 163, 184, 0.52) transparent;
}

.faq-search-result-wrap {
  display: block;
}

.faq-search-result {
  display: grid;
  gap: 0.32rem;
  border: 1px solid rgba(226, 232, 240, 0.92);
  border-radius: 0.98rem;
  background: #ffffff;
  color: inherit;
  padding: 0.84rem 0.9rem;
  text-decoration: none;
  transition: border-color 0.16s ease, box-shadow 0.16s ease, transform 0.16s ease, background 0.16s ease;
}

.faq-search-result:hover,
.faq-search-result:focus-visible,
.faq-search-result[data-faq-search-active="true"] {
  border-color: rgba(99, 102, 241, 0.30);
  background: rgba(248, 250, 252, 0.88);
  box-shadow: 0 14px 34px rgba(79, 70, 229, 0.10);
  transform: translateY(-1px);
  outline: none;
}

.dark .faq-search-result {
  border-color: rgba(51, 65, 85, 0.96);
  background: #0f172a;
}

.dark .faq-search-result:hover,
.dark .faq-search-result:focus-visible,
.dark .faq-search-result[data-faq-search-active="true"] {
  border-color: rgba(129, 140, 248, 0.52);
  background: #1e293b;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.32);
}

.faq-search-result[data-faq-search-result-index="0"] {
  border-color: rgba(99, 102, 241, 0.28);
  background: #f8fafc;
}

.dark .faq-search-result[data-faq-search-result-index="0"] {
  border-color: rgba(129, 140, 248, 0.38);
  background: #111827;
}

.faq-search-result-kicker {
  color: #6366f1;
  font-size: 0.66rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  line-height: 1.25;
  text-transform: uppercase;
}

.dark .faq-search-result-kicker {
  color: #a5b4fc;
}

.faq-search-result-question {
  color: #0f172a;
  font-size: 1.02rem;
  font-weight: 900;
  letter-spacing: -0.026em;
  line-height: 1.28;
}

.dark .faq-search-result-question {
  color: #f8fafc;
}

.faq-search-result-answer {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  color: #475569;
  font-size: 0.91rem;
  line-height: 1.58;
}

.dark .faq-search-result-answer {
  color: #cbd5e1;
}

.faq-search-result-action {
  display: inline-flex;
  align-items: center;
  gap: 0.32rem;
  justify-self: start;
  color: #4f46e5;
  font-size: 0.78rem;
  font-weight: 900;
}

.faq-search-result-action::after {
  content: "";
  width: 0.38rem;
  height: 0.38rem;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(-45deg);
}

.dark .faq-search-result-action {
  color: #c7d2fe;
}

.faq-search-result mark {
  border-radius: 0.32rem;
  background: rgba(254, 240, 138, 0.70);
  color: inherit;
  padding: 0.02rem 0.16rem;
}

.dark .faq-search-result mark {
  background: rgba(250, 204, 21, 0.22);
}

.faq-search-more {
  border: 1px solid rgba(148, 163, 184, 0.22);
  border-radius: 9999px;
  background: rgba(248, 250, 252, 0.66);
  color: #64748b;
  font-size: 0.8rem;
  font-weight: 820;
  justify-self: start;
  margin: 0.05rem 0 0.08rem;
  padding: 0.52rem 0.74rem;
}

.dark .faq-search-more {
  border-color: rgba(100, 116, 139, 0.42);
  background: rgba(15, 23, 42, 0.44);
  color: #94a3b8;
}

.faq-search-empty {
  display: grid;
  gap: 0.34rem;
  border: 1px dashed rgba(148, 163, 184, 0.38);
  border-radius: 1rem;
  background: #f8fafc;
  color: #64748b;
  padding: 1rem;
}

.dark .faq-search-empty {
  border-color: rgba(100, 116, 139, 0.55);
  background: #0f172a;
  color: #94a3b8;
}

.faq-search-empty-icon {
  display: none;
}

[data-faq-search-state="loading"] .faq-search-box::after {
  content: "";
  position: absolute;
  right: 1.1rem;
  width: 0.8rem;
  height: 0.8rem;
  border: 2px solid rgba(99, 102, 241, 0.22);
  border-top-color: #6366f1;
  border-radius: 9999px;
  animation: faq-search-spin 0.8s linear infinite;
}

[data-faq-search-state="loading"] .faq-search-clear:not([hidden]) + * {
  display: none;
}

@keyframes faq-search-spin {
  to { transform: rotate(360deg); }
}

article#site-main.prose {
  position: relative;
  max-width: 64rem !important;
  margin-top: clamp(2rem, 4vw, 3.1rem) !important;
  padding-top: 0 !important;
  padding-bottom: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
}

article#site-main > h1:first-child {
  max-width: 56rem;
  margin-top: 0 !important;
  margin-bottom: clamp(1.2rem, 2.8vw, 1.85rem) !important;
  color: #0f172a;
  font-size: clamp(2.45rem, 5.1vw, 4.35rem) !important;
  font-weight: 900 !important;
  letter-spacing: -0.065em;
  line-height: 0.98;
}

.dark article#site-main > h1:first-child {
  color: #f8fafc;
}

article#site-main .faq-item {
  width: 100%;
  border-radius: 1.05rem;
}

article#site-main .faq-item + .faq-item {
  margin-top: 0.7rem;
}

article#site-main .faq-summary {
  min-height: 4.1rem;
}

article#site-main .faq-summary:hover {
  background: rgba(248, 250, 252, 0.66);
}

.dark article#site-main .faq-summary:hover {
  background: rgba(30, 41, 59, 0.42);
}

article#site-main .faq-answer {
  max-width: 58rem;
  padding-bottom: 1.35rem;
}

article#site-main .faq-answer p,
article#site-main .faq-answer li {
  line-height: 1.68;
}

article#site-main .faq-answer a {
  text-underline-offset: 0.22em;
}

article#site-main .faq-answer code {
  font-size: 0.9em;
}

/* FAQ layout: keep wide markdown tables inside the viewport without JS wrappers. */
article#site-main table {
  display: block;
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-inline: contain;
  table-layout: auto;
}

article#site-main table th,
article#site-main table td {
  min-width: 9rem;
  overflow-wrap: break-word;
  vertical-align: top;
  white-space: normal;
}

article#site-main table th {
  vertical-align: bottom;
}

article#site-main table:focus-visible {
  outline: 3px solid rgba(99, 102, 241, 0.55);
  outline-offset: 3px;
}

@media (min-width: 768px) {
  article#site-main table th,
  article#site-main table td {
    min-width: 11rem;
  }
}

@media (max-width: 640px) {
  .faq-search-shell {
    margin-top: 0.8rem;
    padding: 0 0.75rem;
  }

  .faq-search-card {
    border-radius: 1.15rem;
    padding: 0.55rem;
  }

  .faq-search-box {
    border-radius: 0.92rem;
    gap: 0.58rem;
    padding-left: 0.68rem;
  }

  .faq-search-input {
    font-size: 1rem;
    padding: 0.72rem 0;
  }

  .faq-search-suggestions {
    flex-wrap: nowrap;
    margin-right: -0.25rem;
    overflow-x: auto;
    padding-bottom: 0.12rem;
    scrollbar-width: none;
  }

  .faq-search-suggestions::-webkit-scrollbar {
    display: none;
  }

  .faq-search-chip {
    flex: 0 0 auto;
  }

  .faq-search-results {
    position: static;
    max-height: min(22rem, 58vh);
    margin-top: 0.58rem;
    border-radius: 1rem;
    padding: 0.5rem;
  }

  .faq-search-result {
    border-radius: 0.9rem;
    padding: 0.82rem;
  }

  .faq-search-result-answer {
    display: -webkit-box;
    overflow: hidden;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
  }

  .faq-search-more {
    border-radius: 0.92rem;
    line-height: 1.4;
  }

  article#site-main {
    margin-top: 2rem !important;
  }

  article#site-main > h1:first-child {
    font-size: clamp(2.35rem, 10vw, 3rem) !important;
  }

  article#site-main .faq-item {
    border-radius: 0.95rem;
  }

  article#site-main .faq-summary {
    min-height: 3.85rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  [data-faq-search-state="loading"] .faq-search-box::after {
    animation: none;
  }

  .faq-search-box,
  .faq-search-chip,
  .faq-search-result,
  .faq-search-clear {
    transition: none;
  }
}