/* ===== FAQ 问答中心页面专属样式 ===== */

.page-faq {
  --faq-gold-line: rgba(212,175,55,0.34);
  --faq-gold-soft: rgba(212,175,55,0.10);
  --faq-gold-hover: rgba(212,175,55,0.16);
  --faq-card-bg: linear-gradient(160deg, rgba(30,30,30,0.88), rgba(0,0,0,0.72));
  --faq-shadow: 0 18px 48px rgba(0,0,0,0.45);
  --faq-transition: 0.3s ease;
}

/* ---------- 首屏横幅 ---------- */

.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: 48px 0 56px;
  background:
    radial-gradient(62% 48% at 88% 8%, rgba(139,0,0,0.34) 0%, transparent 70%),
    radial-gradient(54% 40% at 10% 96%, rgba(184,134,11,0.24) 0%, transparent 70%);
  border-bottom: 1px solid var(--faq-gold-line);
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: 36px;
  align-items: center;
}

.page-faq .faq-hero__content {
  max-width: 560px;
}

.page-faq .faq-hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4.6vw, 3.5rem);
  line-height: 1.12;
  margin: 14px 0 20px;
  color: var(--cream);
  letter-spacing: 0.01em;
  text-wrap: balance;
}

.page-faq .faq-hero__lead {
  color: var(--gray-dim);
  max-width: 58ch;
  font-size: 1.02rem;
  line-height: 1.85;
  margin: 0;
}

.page-faq .faq-hero__search {
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: 480px;
  margin-top: 28px;
  padding: 6px 16px;
  border: 1px solid var(--faq-gold-line);
  border-radius: 40px;
  background: rgba(0,0,0,0.4);
  backdrop-filter: blur(8px);
  transition: border-color var(--faq-transition), box-shadow var(--faq-transition);
}

.page-faq .faq-hero__search:focus-within {
  border-color: var(--gold-primary);
  box-shadow: 0 0 0 3px rgba(212,175,55,0.12);
}

.page-faq .faq-hero__search-icon {
  color: var(--gold-primary);
  flex-shrink: 0;
}

.page-faq .faq-hero__search-input {
  flex: 1;
  min-width: 0;
  background: transparent;
  border: none;
  outline: none;
  color: var(--cream);
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 8px 0;
}

.page-faq .faq-hero__search-input::placeholder {
  color: rgba(169,169,169,0.65);
}

.page-faq .faq-hero__search-input::-webkit-search-cancel-button {
  filter: invert(0.8);
}

.page-faq .faq-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.page-faq .faq-hero__tags .tag {
  display: inline-block;
  padding: 5px 16px;
  border: 1px solid var(--faq-gold-line);
  border-radius: 40px;
  background: rgba(212,175,55,0.08);
  color: var(--gold-light);
  font-size: 0.8rem;
  text-decoration: none;
  transition: background var(--faq-transition), border-color var(--faq-transition), color var(--faq-transition);
}

.page-faq .faq-hero__tags .tag:hover {
  background: var(--faq-gold-hover);
  border-color: var(--gold-primary);
  color: var(--gold-light);
}

.page-faq .faq-hero__media {
  max-width: 320px;
  margin: 0 auto;
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 50%;
  border: 1px solid var(--faq-gold-line);
  box-shadow:
    0 0 0 14px rgba(212,175,55,0.04),
    0 24px 80px rgba(0,0,0,0.55);
  object-fit: cover;
  aspect-ratio: 1;
}

/* ---------- 章节标题通用 ---------- */

.page-faq .faq-section-head {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 28px;
}

.page-faq .faq-section-head h2 {
  font-family: var(--font-heading);
  font-size: var(--size-h2);
  color: var(--cream);
  margin: 0;
  line-height: 1.15;
}

.page-faq .faq-section-head__desc {
  color: var(--gray-dim);
  max-width: 58ch;
  font-size: 0.95rem;
  line-height: 1.75;
  margin: 0;
}

/* ---------- 热门问题布局 ---------- */

.page-faq .faq-hot {
  padding-top: 72px;
}

.page-faq .faq-hot__layout {
  display: grid;
  gap: 28px;
}

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

/* 移动端分类导航：横向标签组 */

.page-faq .faq-side-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 12px;
  margin-bottom: 28px;
  border: 1px solid var(--faq-gold-line);
  border-radius: 4px;
  background: rgba(30,30,30,0.72);
  backdrop-filter: blur(10px);
}

.page-faq .faq-side-nav__title {
  width: 100%;
  margin: 0 0 4px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--faq-gold-line);
  color: var(--gold-light);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.page-faq .faq-side-nav__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 6px 14px;
  border: 1px solid rgba(212,175,55,0.22);
  border-radius: 40px;
  background: transparent;
  color: var(--cream);
  text-decoration: none;
  font-size: 0.85rem;
  transition: background var(--faq-transition), border-color var(--faq-transition), color var(--faq-transition);
}

.page-faq .faq-side-nav__item:hover {
  background: var(--faq-gold-hover);
  color: var(--gold-light);
}

.page-faq .faq-side-nav__item.is-active {
  background: rgba(212,175,55,0.16);
  border-color: var(--gold-primary);
  color: var(--gold-light);
}

.page-faq .faq-side-nav__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  color: var(--gold-primary);
  flex-shrink: 0;
}

/* 热门问题章节与手风琴 */

.page-faq .faq-hot__chapter {
  margin-bottom: 44px;
}

.page-faq .faq-hot__chapter:last-child {
  margin-bottom: 0;
}

.page-faq .faq-hot__chapter-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  margin: 0 0 16px;
  color: var(--gold-light);
  letter-spacing: 0.04em;
}

.page-faq .faq-accordion {
  background: rgba(30,30,30,0.72);
  border: 1px solid rgba(212,175,55,0.18);
  border-radius: 4px;
  margin-bottom: 12px;
  transition: border-color var(--faq-transition), box-shadow var(--faq-transition);
}

.page-faq .faq-accordion[open] {
  border-color: rgba(212,175,55,0.52);
  box-shadow: var(--faq-shadow);
}

.page-faq .faq-accordion summary {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 22px;
  cursor: pointer;
  user-select: none;
}

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

.page-faq .faq-accordion__num {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 0.88rem;
  color: var(--gold-primary);
  min-width: 34px;
  padding-right: 12px;
  border-right: 1px solid rgba(212,175,55,0.18);
  text-align: center;
  flex-shrink: 0;
}

.page-faq .faq-accordion__title {
  flex: 1;
  min-width: 0;
  color: var(--cream);
  font-size: 0.98rem;
  font-weight: 600;
  line-height: 1.55;
}

.page-faq .faq-accordion__icon {
  position: relative;
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

.page-faq .faq-accordion__icon::before,
.page-faq .faq-accordion__icon::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--gold-primary);
  transition: transform var(--faq-transition), opacity var(--faq-transition);
}

.page-faq .faq-accordion__icon::before {
  width: 14px;
  height: 1.5px;
  transform: translate(-50%, -50%);
}

.page-faq .faq-accordion__icon::after {
  width: 1.5px;
  height: 14px;
  transform: translate(-50%, -50%);
}

.page-faq .faq-accordion[open] .faq-accordion__icon::after {
  opacity: 0;
  transform: translate(-50%, -50%) scaleY(0);
}

.page-faq .faq-accordion__body {
  padding: 4px 24px 24px;
  color: var(--gray-dim);
  font-size: 0.94rem;
  line-height: 1.85;
}

.page-faq .faq-accordion__body p {
  margin: 0;
}

.page-faq .faq-accordion[open] .faq-accordion__body {
  animation: faq-fade-in 0.3s ease;
}

@keyframes faq-fade-in {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 答案反馈 ---------- */

.page-faq .faq-feedback {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid rgba(169,169,169,0.16);
}

.page-faq .faq-feedback__label {
  color: var(--gray-dim);
  font-size: 0.8rem;
  margin-right: 4px;
}

.page-faq .faq-feedback__btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border: 1px solid var(--gold-deep);
  border-radius: 40px;
  background: transparent;
  color: var(--gold-light);
  font-family: var(--font-body);
  font-size: 0.8rem;
  cursor: pointer;
  transition: background var(--faq-transition), border-color var(--faq-transition), color var(--faq-transition);
}

.page-faq .faq-feedback__btn:hover {
  background: var(--faq-gold-soft);
  border-color: var(--gold-primary);
  color: var(--gold-light);
}

.page-faq .faq-feedback__btn--no svg {
  transform: rotate(180deg);
}

/* ---------- 按主题分类 ---------- */

.page-faq .faq-topics {
  padding-top: 64px;
  padding-bottom: 72px;
}

.page-faq .faq-topics__grid {
  display: grid;
  gap: 20px;
  margin-top: 36px;
}

.page-faq .faq-topic-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 28px 24px 24px;
  background: var(--faq-card-bg);
  border: 1px solid rgba(212,175,55,0.2);
  border-radius: 4px;
  transition: transform var(--faq-transition), border-color var(--faq-transition);
}

.page-faq .faq-topic-card:hover {
  transform: translateY(-4px);
  border-color: rgba(212,175,55,0.55);
}

.page-faq .faq-topic-card__head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-bottom: 18px;
  margin-bottom: 18px;
  border-bottom: 1px solid rgba(212,175,55,0.14);
}

.page-faq .faq-topic-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  flex-shrink: 0;
  border-radius: 50%;
  border: 1px solid rgba(212,175,55,0.36);
  background: rgba(212,175,55,0.1);
  color: var(--gold-primary);
}

.page-faq .faq-topic-card__head h3 {
  font-family: var(--font-heading);
  font-size: 1.18rem;
  color: var(--cream);
  margin: 0;
  line-height: 1.2;
}

.page-faq .faq-topic-card__head p {
  color: var(--gray-dim);
  font-size: 0.78rem;
  margin: 4px 0 0;
  line-height: 1.5;
}

.page-faq .faq-topic-card__list {
  margin: 0 0 20px;
  padding: 0;
}

.page-faq .faq-mini {
  padding: 14px 0;
  border-bottom: 1px dashed rgba(212,175,55,0.14);
}

.page-faq .faq-mini:first-child {
  padding-top: 0;
}

.page-faq .faq-mini:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.page-faq .faq-mini dt {
  color: var(--cream);
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1.5;
}

.page-faq .faq-mini dd {
  color: var(--gray-dim);
  font-size: 0.83rem;
  line-height: 1.7;
  margin: 6px 0 0;
}

.page-faq .faq-topic-card__link {
  margin-top: auto;
  padding-top: 16px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--gold-primary);
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
}

.page-faq .faq-topic-card__link::after {
  content: '→';
  transition: transform var(--faq-transition);
}

.page-faq .faq-topic-card__link:hover::after {
  transform: translateX(4px);
}

/* ---------- 仍未解决 ---------- */

.page-faq .faq-help {
  position: relative;
  overflow: hidden;
  padding: 84px 0;
  background: linear-gradient(115deg, rgba(10,10,10,0.95), rgba(0,0,0,0.8));
}

.page-faq .faq-help__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.14;
}

.page-faq .faq-help__content {
  position: relative;
  z-index: 2;
  max-width: 620px;
  text-align: center;
}

.page-faq .faq-help__content .eyebrow {
  margin-bottom: 10px;
}

.page-faq .faq-help__title {
  font-family: var(--font-heading);
  font-size: var(--size-h2);
  color: var(--cream);
  margin: 0 0 16px;
  line-height: 1.15;
}

.page-faq .faq-help__lead {
  color: var(--gray-dim);
  font-size: 1rem;
  line-height: 1.85;
  margin: 0 auto 32px;
  max-width: 54ch;
}

.page-faq .faq-help__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
}

.page-faq .faq-help__actions .btn {
  min-width: 164px;
  justify-content: center;
}

/* ---------- 平板与桌面断点 ---------- */

@media (min-width: 700px) {
  .page-faq .faq-hero__media {
    max-width: 360px;
  }

  .page-faq .faq-topics__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-faq .faq-feedback {
    justify-content: flex-end;
  }
}

@media (min-width: 920px) {
  .page-faq .faq-hero {
    padding: 64px 0 72px;
  }

  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: 48px;
  }

  .page-faq .faq-hero__media {
    max-width: 420px;
    margin: 0 0 0 auto;
  }

  .page-faq .faq-hero__content {
    max-width: none;
  }

  .page-faq .faq-section-head {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
    gap: 40px;
    margin-bottom: 36px;
  }

  .page-faq .faq-section-head__desc {
    text-align: right;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-hot__layout {
    grid-template-columns: 260px minmax(0, 1fr);
    align-items: start;
    gap: 40px;
  }

  .page-faq .faq-side-nav {
    position: sticky;
    top: 120px;
    display: block;
    margin-bottom: 0;
    padding: 18px;
    border-radius: 4px;
  }

  .page-faq .faq-side-nav__title {
    margin-bottom: 12px;
  }

  .page-faq .faq-side-nav__item {
    display: flex;
    width: 100%;
    gap: 12px;
    padding: 12px 10px;
    margin-bottom: 4px;
    border: none;
    border-radius: 2px;
    font-size: 0.9rem;
  }

  .page-faq .faq-side-nav__item:hover {
    background: var(--faq-gold-hover);
  }

  .page-faq .faq-side-nav__item.is-active {
    border-left: 2px solid var(--gold-primary);
    background: rgba(212,175,55,0.14);
  }

  .page-faq .faq-side-nav__icon {
    width: 34px;
    height: 34px;
    border: 1px solid var(--faq-gold-line);
    border-radius: 50%;
  }

  .page-faq .faq-accordion__body {
    padding-left: 88px;
    padding-right: 28px;
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-topics__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}