.page-faq {
  --faq-cut: 16px;
  max-width: 1240px;
  margin: 0 auto;
  padding: 24px 16px 72px;
  color: var(--s-text);
  font-family: var(--s-font-body);
  line-height: 1.6;
}
.page-faq img {
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-faq .faq-hero {
  position: relative;
  padding: 18px 0 26px;
  border-bottom: 1px solid var(--s-border);
  margin-bottom: 22px;
  overflow: hidden;
}
.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -30px;
  right: -20px;
  width: 200px;
  height: 140px;
  background: repeating-linear-gradient(45deg, var(--s-accent-grid) 0 1px, transparent 1px 12px);
  opacity: 0.55;
  pointer-events: none;
}
.page-faq .faq-hero h1 {
  font-family: var(--s-font-display);
  font-size: clamp(1.9rem, 5.2vw, 3.3rem);
  line-height: 1.06;
  margin: 10px 0 14px;
  max-width: 14em;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  transform: skewX(-3deg);
  color: var(--s-text);
}
.page-faq .faq-hero h1::after {
  content: "";
  display: block;
  width: 84px;
  height: 6px;
  margin-top: 12px;
  background: var(--s-hot);
  transform: skewX(-20deg);
}
.page-faq .faq-hero__lead {
  color: var(--s-text-dim);
  font-size: 1rem;
  line-height: 1.7;
  max-width: 56ch;
  margin: 0 0 18px;
}
.page-faq .faq-quicksearch {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  background: rgba(20, 58, 107, 0.45);
  border: 1px solid var(--s-border);
  border-left: 3px solid var(--s-accent);
}
.page-faq .faq-quicksearch__label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--s-font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--s-accent);
}
.page-faq .faq-quicksearch__label::before {
  content: "⌕";
  font-size: 1.15rem;
  line-height: 1;
}
.page-faq .faq-quicksearch a {
  font-family: var(--s-font-mono);
  font-size: 0.82rem;
  color: var(--s-text);
  text-decoration: none;
  padding: 5px 11px;
  border: 1px solid var(--s-border);
  background: rgba(11, 29, 58, 0.72);
  transition: border-color 0.18s ease, color 0.18s ease, background 0.18s ease;
}
.page-faq .faq-quicksearch a:hover,
.page-faq .faq-quicksearch a:focus-visible {
  border-color: var(--s-accent);
  color: var(--s-accent);
  background: rgba(0, 255, 136, 0.08);
  outline: none;
}
.page-faq .faq-facts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--s-border);
  border: 1px solid var(--s-border);
  margin: 0 0 34px;
}
.page-faq .faq-fact {
  background: #0a1b35;
  padding: 14px 14px 16px;
  min-width: 0;
}
.page-faq .faq-fact dt {
  font-family: var(--s-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--s-text-dim);
}
.page-faq .faq-fact dd {
  margin: 6px 0 0;
  font-size: 0.84rem;
  line-height: 1.5;
  color: var(--s-text-dim);
}
.page-faq .faq-fact__num {
  display: block;
  font-family: var(--s-font-mono);
  font-size: 1.45rem;
  line-height: 1.1;
  color: var(--s-accent);
}
.page-faq .faq-layout {
  display: grid;
  gap: 22px;
  align-items: start;
}
.page-faq .faq-dir {
  border: 1px solid var(--s-border);
  background: linear-gradient(160deg, rgba(20, 58, 107, 0.5), rgba(11, 29, 58, 0.95));
  padding: 14px 12px 12px;
}
.page-faq .faq-dir__title {
  margin: 0 0 8px;
  font-family: var(--s-font-display);
  font-size: 0.95rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--s-text);
}
.page-faq .faq-dir ol {
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  display: flex;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}
.page-faq .faq-dir li {
  flex: 0 0 auto;
}
.page-faq .faq-dir a {
  display: flex;
  align-items: baseline;
  gap: 6px;
  padding: 8px 10px;
  white-space: nowrap;
  font-size: 0.9rem;
  color: var(--s-text-dim);
  text-decoration: none;
  border: 1px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}
.page-faq .faq-dir a:hover,
.page-faq .faq-dir a:focus-visible {
  color: var(--s-accent);
  border-color: var(--s-accent);
  background: rgba(0, 255, 136, 0.07);
  outline: none;
}
.page-faq .faq-dir__num {
  font-family: var(--s-font-mono);
  font-size: 0.75rem;
  color: var(--s-hot);
}
.page-faq .faq-dir__note {
  margin: 12px 0 2px;
  font-size: 0.8rem;
  color: var(--s-text-dim);
}
.page-faq .faq-dir__note a {
  color: var(--s-accent);
  text-decoration: none;
  border-bottom: 1px dashed rgba(0, 255, 136, 0.5);
}
.page-faq .faq-section {
  scroll-margin-top: calc(var(--s-topbar-h) + 18px);
  margin-bottom: 52px;
}
.page-faq .faq-section__head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 6px;
}
.page-faq .faq-section__idx {
  flex: 0 0 auto;
  font-family: var(--s-font-mono);
  font-size: 1rem;
  color: var(--s-hot);
  border: 1px solid var(--s-hot);
  padding: 2px 8px;
  transform: skewX(-8deg);
}
.page-faq .faq-section h2 {
  margin: 0;
  font-family: var(--s-font-display);
  font-size: clamp(1.35rem, 3vw, 1.9rem);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--s-text);
}
.page-faq .faq-section__lead {
  margin: 6px 0 18px;
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--s-text-dim);
}
.page-faq .faq-item {
  margin: 0 0 12px;
  background: linear-gradient(135deg, rgba(20, 58, 107, 0.38), rgba(11, 29, 58, 0.86));
  border: 1px solid var(--s-border);
  border-left: 3px solid var(--s-border);
  box-shadow: 0 2px 0 rgba(0, 0, 0, 0.22);
  clip-path: polygon(0 0, calc(100% - var(--faq-cut)) 0, 100% var(--faq-cut), 100% 100%, 0 100%);
  transition: border-color 0.18s ease, background 0.18s ease, transform 0.18s ease;
}
.page-faq .faq-item:hover {
  border-color: var(--s-accent);
  transform: translateX(3px);
}
.page-faq .faq-item[open] {
  border-color: var(--s-accent);
  background: linear-gradient(135deg, rgba(0, 255, 136, 0.07), rgba(11, 29, 58, 0.94));
}
.page-faq .faq-item summary {
  list-style: none;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 15px 16px;
  cursor: pointer;
  font-weight: 600;
  line-height: 1.5;
  color: var(--s-text);
}
.page-faq .faq-item summary::-webkit-details-marker {
  display: none;
}
.page-faq .faq-item summary::marker {
  content: "";
}
.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--s-accent);
  outline-offset: -4px;
}
.page-faq .faq-item summary::before {
  content: "Q";
  flex: 0 0 auto;
  font-family: var(--s-font-mono);
  font-size: 0.74rem;
  line-height: 1.9;
  color: var(--s-accent);
  border: 1px solid var(--s-accent);
  background: rgba(0, 255, 136, 0.08);
  padding: 0 7px;
  transform: skewX(-8deg);
}
.page-faq .faq-item summary::after {
  content: "+";
  margin-left: auto;
  flex: 0 0 auto;
  padding-left: 10px;
  font-family: var(--s-font-mono);
  font-size: 1.1rem;
  line-height: 1.5;
  color: var(--s-text-dim);
}
.page-faq .faq-item[open] summary::after {
  content: "–";
  color: var(--s-accent);
}
.page-faq .faq-a {
  padding: 2px 16px 16px;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--s-text);
}
.page-faq .faq-a p {
  margin: 0 0 10px;
}
.page-faq .faq-a a {
  color: var(--s-accent);
  text-decoration: none;
  border-bottom: 1px dashed rgba(0, 255, 136, 0.45);
}
.page-faq .faq-a a:hover {
  color: var(--s-hot);
  border-bottom-color: var(--s-hot);
}
.page-faq .faq-steps {
  list-style: none;
  counter-reset: faqstep;
  margin: 12px 0 14px;
  padding: 0;
}
.page-faq .faq-steps li {
  counter-increment: faqstep;
  position: relative;
  padding: 0 0 8px 38px;
  font-size: 0.93rem;
  line-height: 1.6;
}
.page-faq .faq-steps li::before {
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--s-font-mono);
  font-size: 0.76rem;
  color: var(--s-hot);
  border: 1px solid var(--s-hot);
  background: rgba(255, 107, 53, 0.08);
  padding: 1px 5px;
  transform: skewX(-8deg);
}
.page-faq .faq-tip {
  margin: 14px 0 0;
  padding: 10px 14px 10px 12px;
  border-left: 3px solid var(--s-hot);
  background: rgba(255, 107, 53, 0.08);
  font-size: 0.9rem;
  line-height: 1.6;
}
.page-faq .faq-tip::before {
  content: "提示 / TIP";
  display: block;
  font-family: var(--s-font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--s-hot);
  margin-bottom: 4px;
}
.page-faq .faq-figure {
  margin: 16px 0 20px;
  padding: 8px;
  background: rgba(20, 58, 107, 0.35);
  border: 1px solid var(--s-border);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
}
.page-faq .faq-figure figcaption {
  padding: 8px 4px 2px;
  font-family: var(--s-font-mono);
  font-size: 0.78rem;
  color: var(--s-text-dim);
}
.page-faq .faq-snapm {
  display: grid;
  gap: 6px;
  margin: 14px 0 4px;
  padding: 12px;
  background: var(--s-paper);
  border-left: 3px solid var(--s-accent);
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 0 100%);
}
.page-faq .faq-snapm__bar {
  display: block;
  height: 6px;
  background: #143a6b;
}
.page-faq .faq-snapm__bar:nth-child(2) {
  width: 74%;
}
.page-faq .faq-snapm__bar:nth-child(3) {
  width: 58%;
}
.page-faq .faq-snapm__cut {
  display: block;
  height: 14px;
  width: 42%;
  background: var(--s-hot);
  transform: skewX(-12deg);
}
.page-faq .faq-cta {
  margin-top: 28px;
  padding: 26px 22px 24px;
  background:
    radial-gradient(120% 180% at 0% 0%, rgba(0, 255, 136, 0.16), transparent 42%),
    var(--s-paper);
  color: var(--s-bg);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
  display: grid;
  gap: 18px;
}
.page-faq .faq-cta h2 {
  margin: 6px 0 8px;
  font-family: var(--s-font-display);
  font-size: 1.5rem;
  text-transform: uppercase;
  color: var(--s-bg);
}
.page-faq .faq-cta p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.6;
  color: #143a6b;
}
.page-faq .faq-cta .s-eyebrow {
  color: var(--s-hot);
}
.page-faq .faq-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-faq .faq-cta .s-btn--primary {
  background: var(--s-bg);
  border: 1px solid var(--s-bg);
  color: var(--s-accent);
}
.page-faq .faq-cta .s-btn--ghost {
  border: 1px solid var(--s-bg);
  color: var(--s-bg);
}

@media (min-width: 640px) {
  .page-faq {
    padding: 32px 24px 88px;
  }
  .page-faq .faq-a {
    padding: 2px 22px 20px 52px;
  }
}

@media (min-width: 880px) {
  .page-faq .faq-facts {
    grid-template-columns: repeat(4, 1fr);
  }
  .page-faq .faq-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 28px;
  }
  .page-faq .faq-dir {
    position: sticky;
    top: calc(var(--s-topbar-h) + 18px);
  }
  .page-faq .faq-dir ol {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }
  .page-faq .faq-dir li {
    flex: none;
  }
  .page-faq .faq-dir a {
    border: 0;
    border-left: 2px solid transparent;
    padding: 10px 12px;
    white-space: normal;
  }
  .page-faq .faq-dir a:hover,
  .page-faq .faq-dir a:focus-visible {
    border-left-color: var(--s-accent);
  }
  .page-faq .faq-dir a:focus-visible {
    outline: 2px solid var(--s-accent);
    outline-offset: -2px;
  }
  .page-faq .faq-section__lead {
    margin-left: 46px;
  }
  .page-faq .faq-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}