.page-faq {
  --faq-border: rgba(255, 255, 255, 0.08);
  background: var(--c-space);
  color: var(--c-mist);
}

/* ===== Hero 区域 ===== */
.page-faq .faq-hero {
  position: relative;
  padding: 28px 0 8px;
  overflow: hidden;
  background: linear-gradient(135deg, var(--c-space) 55%, #102642 100%);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  right: -60px;
  top: -60px;
  width: 280px;
  height: 280px;
  background: radial-gradient(circle, rgba(255, 107, 53, 0.10) 0%, transparent 70%);
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
  padding: 24px 0 36px;
}

.page-faq .faq-hero__content {
  min-width: 0;
}

.page-faq .faq-hero__intro {
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-mist);
  margin: 16px 0 20px;
  max-width: 46em;
}

.page-faq .faq-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-faq .faq-hero__visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-faq .faq-hero__visual::before {
  content: "";
  position: absolute;
  inset: -16px;
  border-radius: 50%;
  border: 1px dashed rgba(255, 215, 0, 0.35);
  animation: faq-orbit 36s linear infinite;
}

.page-faq .faq-hero__visual::after {
  content: "";
  position: absolute;
  top: 10px;
  left: 50%;
  width: 8px;
  height: 8px;
  background: var(--c-accent);
  border-radius: 50%;
  transform: translateX(-50%);
  box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.2);
}

.page-faq .faq-hero__img {
  position: relative;
  z-index: 1;
  width: 200px;
  height: 200px;
  object-fit: cover;
  border-radius: 50%;
  border: 2px solid rgba(255, 215, 0, 0.4);
  box-shadow: var(--shadow);
}

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

/* ===== 使用指引 ===== */
.page-faq .faq-guide {
  padding: 40px 0 56px;
}

.page-faq .faq-guide__grid {
  gap: 20px;
}

.page-faq .faq-guide__card {
  position: relative;
  background: var(--c-ocean);
  border-radius: var(--edge);
  padding: 28px 22px;
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
}

.page-faq .faq-guide__card::after {
  content: "";
  position: absolute;
  right: 12px;
  bottom: 12px;
  width: 24px;
  height: 24px;
  border-right: 1px solid rgba(255, 107, 53, 0.4);
  border-bottom: 1px solid rgba(255, 107, 53, 0.4);
}

.page-faq .faq-guide__step {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-data);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-white);
  background: var(--c-accent);
  padding: 4px 10px;
  margin-bottom: 18px;
}

.page-faq .faq-guide__title {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  color: var(--c-white);
  margin: 0 0 10px;
}

.page-faq .faq-guide__text {
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-mist);
  margin: 0;
}

.page-faq .faq-guide__text a {
  color: var(--c-accent);
  text-decoration-color: rgba(255, 107, 53, 0.4);
  text-underline-offset: 3px;
}

.page-faq .faq-guide__text a:hover {
  color: var(--c-gold);
}

/* ===== 分类问题 ===== */
.page-faq .faq-cats {
  padding: 40px 0 56px;
  background: linear-gradient(180deg, transparent 0%, rgba(20, 44, 76, 0.35) 8%, rgba(20, 44, 76, 0.35) 92%, transparent 100%);
}

.page-faq .faq-cats__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: start;
  margin-top: 32px;
}

.page-faq .faq-menu__hint {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-ash);
  margin: 0 0 10px;
}

.page-faq .faq-menu {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-faq .faq-menu::-webkit-scrollbar {
  display: none;
}

.page-faq .faq-menu__link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  background: var(--c-ocean);
  border-left: 3px solid var(--c-accent);
  color: var(--c-mist);
  text-decoration: none;
  font-family: var(--font-head);
  font-size: 14px;
  white-space: nowrap;
  transition: background 0.2s ease, color 0.2s ease;
}

.page-faq .faq-menu__link:hover,
.page-faq .faq-menu__link:focus-visible {
  background: var(--c-accent);
  color: var(--c-white);
  outline: none;
}

.page-faq .faq-menu__slash {
  color: var(--c-accent);
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 18px;
  line-height: 1;
}

.page-faq .faq-menu__link:hover .faq-menu__slash,
.page-faq .faq-menu__link:focus-visible .faq-menu__slash {
  color: var(--c-white);
}

.page-faq .faq-menu__count {
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--c-ash);
  background: rgba(255, 255, 255, 0.06);
  padding: 2px 7px;
  border-radius: 12px;
}

.page-faq .faq-menu__link:hover .faq-menu__count,
.page-faq .faq-menu__link:focus-visible .faq-menu__count {
  color: var(--c-white);
  background: rgba(255, 255, 255, 0.15);
}

/* 问题分组 */
.page-faq .faq-cats__content {
  min-width: 0;
}

.page-faq .faq-group {
  scroll-margin-top: 96px;
}

.page-faq .faq-group + .faq-group {
  margin-top: 36px;
}

.page-faq .faq-group__title {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  color: var(--c-white);
  margin: 0 0 6px;
  padding-left: 16px;
  position: relative;
}

.page-faq .faq-group__title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 4px;
  background: var(--c-gold);
}

.page-faq .faq-group__desc {
  font-size: 14px;
  color: var(--c-ash);
  margin: 0 0 16px;
  padding-left: 16px;
}

.page-faq .faq-group:target .faq-group__title::before {
  background: var(--c-accent);
}

/* 手风琴列表 */
.page-faq .faq-item {
  border-bottom: 1px solid var(--faq-border);
}

.page-faq .faq-item:first-of-type {
  border-top: 1px solid var(--faq-border);
}

.page-faq .faq-item__q {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 8px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 500;
  color: var(--c-white);
  transition: color 0.2s ease;
}

.page-faq .faq-item__q::-webkit-details-marker {
  display: none;
}

.page-faq .faq-item__q::marker {
  content: "";
}

.page-faq .faq-item__q:hover {
  color: var(--c-accent);
}

.page-faq .faq-item__q::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-data);
  font-size: 20px;
  font-weight: 400;
  color: var(--c-ash);
  transition: transform 0.25s ease, color 0.25s ease;
  flex-shrink: 0;
}

.page-faq .faq-item[open] .faq-item__q::after {
  transform: rotate(45deg);
  color: var(--c-gold);
}

.page-faq .faq-item__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: var(--c-accent);
  color: var(--c-white);
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
  box-shadow: 2px 2px 0 rgba(255, 107, 53, 0.25);
}

.page-faq .faq-item[open] .faq-item__num {
  background: var(--c-gold);
  color: #1a1a1a;
  box-shadow: 2px 2px 0 rgba(255, 215, 0, 0.25);
}

.page-faq .faq-item__qtext {
  flex: 1;
}

.page-faq .faq-item__a {
  padding: 0 8px 20px 42px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--c-mist);
}

.page-faq .faq-item__a p:last-child {
  margin: 0;
}

.page-faq .faq-item__a a {
  color: var(--c-accent);
  text-decoration-color: rgba(255, 107, 53, 0.4);
  text-underline-offset: 3px;
}

.page-faq .faq-item__a a:hover {
  color: var(--c-gold);
}

/* ===== 仍然有疑惑 ===== */
.page-faq .faq-contact {
  padding: 40px 0 64px;
}

.page-faq .faq-contact__panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  background: var(--c-ink);
  border-radius: var(--edge);
  padding: 32px 24px;
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 24px 100%, 0 calc(100% - 24px));
}

.page-faq .faq-contact__text {
  min-width: 0;
}

.page-faq .faq-contact__desc {
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-mist);
  margin: 16px 0 20px;
}

.page-faq .faq-contact__list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .faq-contact__row {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-faq .faq-contact__row .data-label {
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-ash);
}

.page-faq .faq-contact__row .data-value {
  font-size: 14px;
  color: var(--c-white);
}

.page-faq .faq-contact__visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-faq .faq-contact__img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* ===== 响应式 ===== */
@media (min-width: 768px) {
  .page-faq .faq-hero {
    padding: 36px 0 16px;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: 1fr auto;
    gap: 48px;
    padding: 32px 0 48px;
  }

  .page-faq .faq-hero__intro {
    font-size: 16px;
  }

  .page-faq .faq-guide__grid {
    gap: 24px;
  }

  .page-faq .faq-contact__panel {
    grid-template-columns: 1fr 300px;
    padding: 40px 48px;
    gap: 40px;
  }

  .page-faq .faq-contact__row {
    flex-direction: row;
    align-items: baseline;
    gap: 16px;
  }

  .page-faq .faq-contact__row .data-label {
    min-width: 80px;
  }
}

@media (min-width: 992px) {
  .page-faq .faq-cats__layout {
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 40px;
  }

  .page-faq .faq-cats__menu {
    position: sticky;
    top: 96px;
  }

  .page-faq .faq-menu {
    flex-direction: column;
    gap: 6px;
  }

  .page-faq .faq-menu__link {
    padding: 14px 16px;
    white-space: normal;
  }

  .page-faq .faq-group__title {
    font-size: 22px;
  }

  .page-faq .faq-item__q {
    font-size: 16px;
    padding: 20px 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-hero__visual::before {
    animation: none;
  }
}