/* ===== 常见问题页 ===== */
.page-faq {
  position: relative;
  padding: 28px 18px 80px;
  background-color: var(--bg);
  background-image: repeating-linear-gradient(
    -45deg,
    transparent 0 26px,
    rgba(42, 30, 18, 0.022) 26px 28px,
    transparent 28px 52px
  );
  color: var(--ink);
}

.page-faq a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(30, 75, 122, 0.3);
  transition: color var(--duration) ease, border-color var(--duration) ease;
}

.page-faq a:hover,
.page-faq a:focus-visible {
  color: var(--accent);
  border-color: currentColor;
}

.page-faq img {
  max-width: 100%;
  height: auto;
}

/* 面包屑 */
.page-faq .faq-breadcrumb {
  max-width: var(--max-w);
  margin: 0 auto 22px;
}

/* Hero */
.page-faq .faq-hero {
  max-width: var(--max-w);
  margin: 0 auto 40px;
  display: grid;
  gap: 26px;
}

.page-faq .section-kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.16em;
  color: var(--accent);
  text-transform: uppercase;
}

.page-faq .section-kicker-line {
  width: 34px;
  height: 3px;
  background: var(--accent);
  flex: none;
}

.page-faq .faq-hero-title {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-size: 2rem;
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-faq .faq-hero-desc {
  max-width: 58ch;
  margin: 0 0 22px;
  font-family: var(--font-body);
  font-size: 1.04rem;
  line-height: 1.75;
  color: var(--olive);
}

.page-faq .faq-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 26px;
}

.page-faq .faq-hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin: 0;
}

.page-faq .faq-hero-stat {
  margin: 0;
  padding: 14px 12px;
  background: var(--white);
  border: 1px solid var(--line);
  border-left-width: 3px;
}

.page-faq .faq-hero-stat:nth-child(1) {
  border-left-color: var(--accent);
}

.page-faq .faq-hero-stat:nth-child(2) {
  border-left-color: var(--blue);
}

.page-faq .faq-hero-stat:nth-child(3) {
  border-left-color: var(--gold);
}

.page-faq .faq-hero-stat-label {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--olive);
}

.page-faq .faq-hero-stat-num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--ink);
}

/* Hero 图片 */
.page-faq .faq-hero-figure {
  position: relative;
}

.page-faq .faq-figure {
  position: relative;
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .faq-hero-note {
  position: absolute;
  right: 12px;
  bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: var(--navy);
  color: var(--white);
  font-size: 0.8rem;
}

.page-faq .faq-hero-note .status-dot,
.page-faq .faq-steps-panel .status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold);
}

/* 快速导航与热门问题 */
.page-faq .faq-tools {
  max-width: var(--max-w);
  margin: 0 auto 56px;
  display: grid;
  gap: 16px;
}

.page-faq .faq-jump {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.page-faq .faq-jump-card {
  position: relative;
  display: grid;
  gap: 4px;
  padding: 16px 14px 18px;
  background: var(--navy);
  color: var(--white);
  border: 1px solid transparent;
  border-bottom: 3px solid var(--accent);
  overflow: hidden;
  transition: transform var(--duration) ease, border-color var(--duration) ease;
}

.page-faq .faq-jump-card::after {
  content: "";
  position: absolute;
  right: -16px;
  top: -16px;
  width: 40px;
  height: 40px;
  background: rgba(232, 73, 29, 0.5);
  transform: rotate(45deg);
}

.page-faq .faq-jump-card:hover {
  transform: translateY(-2px);
  border-color: rgba(232, 73, 29, 0.6);
  color: var(--white);
}

.page-faq .faq-jump-num {
  font-size: 0.82rem;
  color: var(--gold);
}

.page-faq .faq-jump-name {
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 800;
}

.page-faq .faq-jump-count {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.68);
}

.page-faq .faq-hotlist {
  padding: 20px 18px;
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 3px solid var(--blue);
}

.page-faq .faq-hotlist-title {
  margin: 0 0 12px;
  font-family: var(--font-head);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue);
}

.page-faq .faq-hotlist-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.page-faq .faq-hotlist-item a {
  display: inline-block;
  padding: 4px 0;
  font-family: var(--font-body);
  font-size: 0.96rem;
}

/* 章节 */
.page-faq .faq-chapter {
  max-width: var(--max-w);
  margin: 0 auto 60px;
  scroll-margin-top: 24px;
}

.page-faq .faq-chapter-head {
  display: grid;
  gap: 6px;
  margin-bottom: 24px;
  padding-bottom: 18px;
  border-bottom: 2px solid var(--line);
  position: relative;
}

.page-faq .faq-chapter-head::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 68px;
  height: 2px;
  background: var(--accent);
}

.page-faq .faq-chapter-num {
  font-family: var(--font-mono);
  font-size: 2.8rem;
  font-weight: 700;
  line-height: 1;
  color: var(--dark-red);
  opacity: 0.9;
}

.page-faq .faq-chapter-title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 1.7rem;
  line-height: 1.25;
  font-weight: 800;
}

.page-faq .faq-chapter-desc {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--olive);
}

/* 手风琴面板 */
.page-faq .faq-list {
  display: grid;
  gap: 14px;
}

.page-faq .faq-item {
  background: linear-gradient(135deg, rgba(232, 73, 29, 0.05) 0 14px, transparent 14px), var(--white);
  border: 1px solid var(--line);
  box-shadow: 0 2px 6px rgba(42, 30, 18, 0.05);
  transition: box-shadow var(--duration) ease, border-color var(--duration) ease;
}

.page-faq .faq-item[open] {
  border-color: rgba(232, 73, 29, 0.45);
  box-shadow: var(--shadow-sm);
}

.page-faq .faq-question {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin: 0;
  padding: 18px 16px 16px;
  list-style: none;
  cursor: pointer;
}

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

.page-faq .faq-q-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--accent);
}

.page-faq .faq-q-text {
  flex: 1;
  min-width: 0;
  font-family: var(--font-head);
  font-size: 1.05rem;
  line-height: 1.5;
  font-weight: 700;
}

.page-faq .faq-icon {
  flex: none;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  color: var(--accent);
}

.page-faq .faq-icon-v,
.page-faq .faq-icon-h {
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
}

.page-faq .faq-icon-v {
  transition: opacity var(--duration) ease, transform var(--duration) ease;
  transform-origin: center;
}

.page-faq .faq-item[open] .faq-icon-v {
  opacity: 0;
  transform: scaleY(0);
}

.page-faq .faq-answer {
  padding: 2px 18px 22px 48px;
}

.page-faq .faq-answer p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.8;
  color: var(--olive);
}

.page-faq .faq-answer p + p {
  margin-top: 10px;
}

/* 订阅章节双栏 */
.page-faq .faq-subscribe-grid {
  display: grid;
  gap: 22px;
}

.page-faq .faq-subscribe-aside {
  display: grid;
  gap: 14px;
}

.page-faq .faq-steps-panel {
  margin: 0;
  padding: 18px 16px 20px;
  background: var(--navy);
  color: var(--white);
  border: 0;
}

.page-faq .faq-steps-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.8);
}

.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-step {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.86);
}

.page-faq .faq-step-num {
  flex: none;
  min-width: 30px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--gold);
}

/* 联系卡片 */
.page-faq .faq-contact-card {
  margin-top: 22px;
  display: grid;
  gap: 18px;
  padding: 22px 18px;
  background:
    linear-gradient(135deg, rgba(211, 160, 71, 0.12) 0 22%, transparent 22%),
    var(--white);
  border: 1px solid var(--line);
  border-top: 3px solid var(--gold);
}

.page-faq .faq-contact-title {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 800;
}

.page-faq .faq-contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq .faq-contact-list li {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 12px;
  font-family: var(--font-body);
  font-size: 0.98rem;
  line-height: 1.6;
}

.page-faq .faq-contact-list .mono-label {
  min-width: 40px;
  font-size: 0.8rem;
  color: var(--olive);
}

.page-faq .faq-contact-ps {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-faq .faq-contact-ps .trust-statement {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--olive);
  border-left: 3px solid var(--gold);
  padding-left: 12px;
}

.page-faq .faq-contact-note {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--olive);
}

/* 响应式 */
@media (max-width: 399px) {
  .page-faq .faq-jump {
    grid-template-columns: 1fr;
  }

  .page-faq .faq-hero-stats {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 640px) {
  .page-faq .faq-tools {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  }

  .page-faq .faq-subscribe-grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    gap: 24px;
  }

  .page-faq .faq-contact-card {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 24px;
  }
}

@media (min-width: 992px) {
  .page-faq {
    padding: 40px 32px 96px;
  }

  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.6fr);
    gap: 52px;
    align-items: center;
  }

  .page-faq .faq-hero-title {
    font-size: 2.5rem;
  }

  .page-faq .faq-chapter {
    margin-bottom: 72px;
  }

  .page-faq .faq-subscribe-grid {
    gap: 40px;
  }

  .page-faq .faq-subscribe-aside {
    position: sticky;
    top: 88px;
    align-self: start;
  }

  .page-faq .faq-question {
    padding: 22px 24px 20px;
    gap: 16px;
  }

  .page-faq .faq-answer {
    padding: 4px 24px 26px 80px;
  }
}