/* ===== 帮助中心 FAQ 页面专属样式 ===== */
.page-faq {
  --faq-bg: #ECEAE5;
  --faq-surface: #F7F4EF;
  --faq-paper: #F5F0E8;
  --faq-ink: #0B0B0F;
  --faq-gold: #C9A227;
  --faq-gold-bright: #E3BE45;
  --faq-red: #8B1A1A;
  --faq-blue: #1B3A5C;
  --faq-line: rgba(11, 11, 15, 0.12);
  --faq-muted: #56565F;
  background: var(--faq-bg);
  color: var(--faq-ink);
  font-family: var(--font-body);
  line-height: 1.7;
  overflow-x: hidden;
}

.page-faq .faq-wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 20px;
  padding-right: 20px;
}

.page-faq a {
  color: var(--faq-ink);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

/* ---------- 顶部引导区 ---------- */
.page-faq .faq-hero {
  padding: 36px 0 12px;
}

.page-faq .faq-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  align-items: center;
}

.page-faq .faq-breadcrumb {
  font-size: 13px;
  color: var(--faq-muted);
  margin-bottom: 24px;
}

.page-faq .faq-kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  color: var(--faq-red);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.page-faq .faq-kicker-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 34px;
  padding: 2px 8px;
  background: var(--faq-red);
  color: var(--faq-paper);
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 900;
}

.page-faq .faq-hero h1 {
  margin: 0 0 16px;
  font-family: var(--font-head);
  font-size: clamp(34px, 6vw, 56px);
  line-height: 1.18;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.page-faq .faq-hero h1::after {
  content: "";
  display: block;
  width: 72px;
  height: 4px;
  margin-top: 20px;
  background: linear-gradient(90deg, var(--faq-gold) 0%, var(--faq-red) 100%);
}

.page-faq .faq-hero-desc {
  max-width: 62ch;
  font-size: 15px;
  color: #3A3A42;
}

.page-faq .faq-hero-desc strong {
  color: var(--faq-red);
  font-weight: 700;
}

.page-faq .faq-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-faq .faq-hero-ornament {
  max-width: 300px;
  margin: 0 auto;
  position: relative;
}

.page-faq .faq-hero-ornament::before {
  content: "";
  position: absolute;
  inset: 14px -12px -12px 14px;
  border: 1px solid var(--faq-gold);
  background: transparent;
  pointer-events: none;
}

.page-faq .faq-hero-img {
  display: block;
  width: 100%;
  height: auto;
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 22px 100%, 0 calc(100% - 22px));
  background: var(--faq-ink);
}

/* ---------- 数据速览条 ---------- */
.page-faq .faq-stats {
  margin-top: 48px;
  padding: 22px 0;
  background: linear-gradient(115deg, var(--faq-ink) 0%, #111017 62%, var(--faq-blue) 100%);
  color: var(--faq-paper);
}

.page-faq .faq-stats-strip {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px 12px;
  align-items: center;
}

.page-faq .faq-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 6px 2px;
}

.page-faq .faq-stat-num {
  font-family: var(--font-head);
  font-size: 32px;
  font-weight: 900;
  color: var(--faq-gold-bright);
  line-height: 1.1;
}

.page-faq .faq-stat-caption {
  margin-top: 4px;
  font-size: 12px;
  color: rgba(245, 240, 232, 0.82);
  letter-spacing: 0.1em;
}

.page-faq .faq-stat-divider {
  display: none;
}

/* ---------- 索引标题 ---------- */
.page-faq .faq-index {
  padding: 64px 0 40px;
}

.page-faq .faq-index-head {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  margin-bottom: 28px;
}

.page-faq .faq-index-heading h2 {
  margin: 0 0 4px;
  font-family: var(--font-head);
  font-size: 30px;
  font-weight: 900;
}

.page-faq .faq-index-heading p {
  margin: 0;
  font-size: 14px;
  color: var(--faq-muted);
}

/* ---------- 标签页 ---------- */
.page-faq .faq-tabs {
  margin-top: 8px;
}

.page-faq .faq-tablist {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 0;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px 8px;
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 700;
  color: var(--faq-ink);
  background: transparent;
  border: 0;
  border-bottom: 3px solid transparent;
  cursor: pointer;
  transition: border-color var(--transition-speed) ease, color var(--transition-speed) ease;
}

.page-faq .faq-tab-btn:hover {
  color: var(--faq-red);
}

.page-faq .faq-tab-btn[aria-selected="true"] {
  border-bottom-color: var(--faq-gold);
  color: var(--faq-red);
}

.page-faq .faq-tab-btn:focus-visible {
  outline: 2px solid var(--faq-gold);
  outline-offset: 2px;
}

.page-faq .faq-tab-num {
  font-size: 13px;
  font-weight: 900;
  color: var(--faq-gold);
}

/* ---------- 标签面板 ---------- */
.page-faq .faq-tabpanel {
  margin-top: 24px;
}

.page-faq .faq-panel-banner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  background: var(--faq-surface);
  border-left: 3px solid var(--faq-red);
  font-size: 14px;
  color: #33342F;
}

.page-faq .faq-panel-banner strong {
  color: var(--faq-red);
}

.page-faq .faq-panel-link {
  font-size: 13px;
  font-weight: 700;
  color: var(--faq-gold);
  text-decoration: none;
  white-space: nowrap;
}

.page-faq .faq-panel-link:hover {
  color: var(--faq-red);
}

.page-faq .faq-panel-link:focus-visible {
  outline: 2px solid var(--faq-gold);
  outline-offset: 2px;
}

/* ---------- 数据图 ---------- */
.page-faq .faq-data-figure {
  margin: 20px 0 0;
  padding: 8px;
  background: var(--faq-ink);
  border: 1px solid rgba(201, 162, 39, 0.3);
}

.page-faq .faq-data-img {
  display: block;
  width: 100%;
  max-width: 600px;
  height: auto;
  margin: 0 auto;
  object-fit: cover;
  object-position: center;
}

.page-faq .faq-data-figure figcaption {
  margin-top: 8px;
  padding-left: 4px;
  font-size: 12px;
  color: var(--faq-gold);
  letter-spacing: 0.06em;
}

/* ---------- 手风琴列表 ---------- */
.page-faq .faq-accordion-list {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}

.page-faq .faq-acc-item {
  background: var(--faq-surface);
  border: 1px solid var(--faq-line);
  box-shadow: 0 4px 14px rgba(11, 11, 15, 0.04);
  transition: box-shadow var(--transition-speed) ease;
}

.page-faq .faq-acc-item:hover {
  box-shadow: 0 8px 22px rgba(11, 11, 15, 0.08);
}

.page-faq .faq-acc-title {
  margin: 0;
}

.page-faq .faq-acc-toggle {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 18px 16px;
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  text-align: left;
  color: var(--faq-ink);
  background: transparent;
  border: 0;
  cursor: pointer;
}

.page-faq .faq-acc-toggle:focus-visible {
  outline: 2px solid var(--faq-gold);
  outline-offset: -2px;
}

.page-faq .faq-q-num {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 30px;
  height: 22px;
  padding: 0 4px;
  background: var(--faq-ink);
  color: var(--faq-gold-bright);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.page-faq .faq-q-text {
  flex: 1;
}

.page-faq .faq-q-icon {
  position: relative;
  flex-shrink: 0;
  width: 18px;
  height: 18px;
}

.page-faq .faq-q-icon::before,
.page-faq .faq-q-icon::after {
  content: "";
  position: absolute;
  background: var(--faq-gold);
  transition: transform var(--transition-speed) ease;
}

.page-faq .faq-q-icon::before {
  left: 0;
  top: 8px;
  width: 18px;
  height: 2px;
}

.page-faq .faq-q-icon::after {
  left: 8px;
  top: 0;
  width: 2px;
  height: 18px;
}

.page-faq .faq-acc-toggle[aria-expanded="true"] .faq-q-icon::after {
  transform: scaleY(0);
}

.page-faq .faq-acc-panel {
  padding: 0 16px 18px;
}

.page-faq .faq-answer {
  border-left: 3px solid var(--faq-gold);
  padding: 14px 16px;
  background: #F1EDE4;
  font-size: 14px;
  color: #3A3A42;
}

.page-faq .faq-answer strong {
  color: var(--faq-red);
  font-weight: 700;
}

.page-faq .faq-answer-meta {
  margin: 10px 0 0;
  font-size: 13px;
}

.page-faq .faq-answer-meta a {
  color: var(--faq-red);
  font-weight: 600;
  text-underline-offset: 3px;
}

/* ---------- 联系与反馈 ---------- */
.page-faq .faq-contact {
  padding: 64px 0 56px;
  background: linear-gradient(150deg, var(--faq-ink) 0%, #131018 58%, var(--faq-blue) 100%);
  color: var(--faq-paper);
}

.page-faq .faq-contact-head {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  margin-bottom: 36px;
}

.page-faq .faq-contact-heading h2 {
  margin: 0 0 4px;
  font-family: var(--font-head);
  font-size: 30px;
  font-weight: 900;
}

.page-faq .faq-contact-heading p {
  margin: 0;
  font-size: 14px;
  color: rgba(245, 240, 232, 0.7);
}

.page-faq .faq-contact-mark .section-index-label {
  color: rgba(245, 240, 232, 0.65);
}

.page-faq .faq-contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-faq .faq-contact-card {
  position: relative;
  padding: 26px 24px 22px;
  background: rgba(245, 240, 232, 0.04);
  border: 1px solid rgba(201, 162, 39, 0.28);
}

.page-faq .faq-contact-card::after {
  content: "";
  position: absolute;
  right: 10px;
  top: 10px;
  width: 8px;
  height: 8px;
  background: var(--faq-gold);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
}

.page-faq .faq-contact-tag {
  display: inline-block;
  margin-bottom: 10px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--faq-gold-bright);
  text-transform: uppercase;
}

.page-faq .faq-contact-card h3 {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 800;
  line-height: 1.4;
  overflow-wrap: break-word;
}

.page-faq .faq-contact-card a {
  color: var(--faq-paper);
}

.page-faq .faq-contact-card a:hover {
  color: var(--faq-gold-bright);
}

.page-faq .faq-contact-card a:focus-visible {
  outline: 2px solid var(--faq-gold);
  outline-offset: 2px;
}

.page-faq .faq-contact-card p {
  margin: 0;
  font-size: 13px;
  color: rgba(245, 240, 232, 0.68);
}

.page-faq .faq-contact-card code {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--faq-gold-bright);
}

.page-faq .faq-contact-foot {
  margin-top: 32px;
  padding-top: 22px;
  border-top: 1px solid rgba(201, 162, 39, 0.3);
  font-size: 13px;
  color: rgba(245, 240, 232, 0.72);
}

.page-faq .faq-contact-foot > p {
  margin: 0 0 8px;
}

.page-faq .faq-contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 22px;
  margin: 14px 0;
}

.page-faq .faq-contact-links a {
  color: var(--faq-gold-bright);
  font-weight: 600;
  text-underline-offset: 4px;
}

.page-faq .faq-contact-links a:hover {
  color: var(--faq-paper);
}

.page-faq .faq-contact-links a:focus-visible {
  outline: 2px solid var(--faq-gold);
  outline-offset: 2px;
}

.page-faq .faq-trust {
  border-left: 3px solid rgba(201, 162, 39, 0.55);
  padding-left: 14px;
  margin-top: 18px;
}

.page-faq .faq-icp {
  margin-top: 6px;
  font-size: 12px;
  color: rgba(245, 240, 232, 0.5);
  letter-spacing: 0.08em;
}

/* ---------- 大屏优化 ---------- */
@media (min-width: 900px) {
  .page-faq .faq-wrap {
    padding-left: 32px;
    padding-right: 32px;
  }

  .page-faq .faq-hero-grid {
    grid-template-columns: 7fr 5fr;
    gap: 48px;
  }

  .page-faq .faq-hero-ornament {
    max-width: 300px;
    margin: 28px 0 0 auto;
  }

  .page-faq .faq-hero-ornament::before {
    inset: 18px -18px -18px 18px;
  }

  .page-faq .faq-stats-strip {
    grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
    gap: 0;
  }

  .page-faq .faq-stat {
    padding: 10px 8px;
  }

  .page-faq .faq-stat-divider {
    display: block;
    width: 1px;
    height: 42px;
    background: rgba(245, 240, 232, 0.18);
  }

  .page-faq .faq-stat-num {
    font-size: 38px;
  }

  .page-faq .faq-stat-caption {
    font-size: 13px;
  }

  .page-faq .faq-index-head {
    align-items: flex-end;
  }

  .page-faq .faq-index-heading h2 {
    font-size: 36px;
  }

  .page-faq .faq-tablist {
    gap: 28px;
  }

  .page-faq .faq-tab-btn {
    font-size: 16px;
    padding: 12px 18px 10px;
  }

  .page-faq .faq-tabpanel {
    margin-top: 32px;
  }

  .page-faq .faq-data-figure {
    margin-top: 28px;
  }

  .page-faq .faq-accordion-list {
    gap: 16px;
    margin-top: 28px;
  }

  .page-faq .faq-acc-toggle {
    padding: 20px 24px;
    font-size: 17px;
  }

  .page-faq .faq-acc-panel {
    padding: 0 24px 22px;
  }

  .page-faq .faq-contact-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-faq .faq-contact-heading h2 {
    font-size: 36px;
  }
}

@media (max-width: 480px) {
  .page-faq .faq-hero h1 {
    font-size: 32px;
  }

  .page-faq .faq-hero-ornament {
    max-width: 200px;
  }

  .page-faq .faq-hero-ornament::before {
    inset: 8px -8px -8px 8px;
  }

  .page-faq .faq-stats-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-stat-divider {
    display: none;
  }

  .page-faq .faq-tablist {
    gap: 4px;
  }

  .page-faq .faq-tab-btn {
    padding: 8px 10px 6px;
    font-size: 14px;
  }

  .page-faq .faq-tab-num {
    display: none;
  }

  .page-faq .faq-answer {
    padding: 12px 12px;
  }

  .page-faq .faq-contact-card {
    padding: 22px 18px 18px;
  }
}