.page-faq {
  --faq-ink-soft: rgba(244, 239, 228, .72);
  --faq-line-cream: rgba(11, 27, 51, .12);
  background: var(--navy);
  color: var(--cream);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 4vw, 44px) 0 clamp(30px, 5vw, 60px);
  border-bottom: var(--line);
  background:
    radial-gradient(circle at 82% 12%, rgba(31, 224, 200, .10), transparent 46%),
    var(--navy);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  top: -56px;
  right: -70px;
  width: 230px;
  height: 230px;
  background: repeating-conic-gradient(var(--coral) 0 25%, var(--white) 0 50%) 0 0 / 46px 46px;
  opacity: .16;
  transform: rotate(12deg);
  pointer-events: none;
}

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

.page-faq .faq-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 40px);
  margin-top: clamp(18px, 3vw, 30px);
}

.page-faq .faq-hero h1 {
  margin: 12px 0 18px;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(30px, 6.4vw, 60px);
  line-height: 1.05;
  letter-spacing: -.035em;
  color: var(--white);
}

.page-faq .faq-lede {
  margin: 0;
  max-width: 620px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--faq-ink-soft);
}

.page-faq .faq-hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 20px;
  margin-top: 26px;
}

.page-faq .faq-hero-mail {
  font-family: var(--font-num);
  font-size: 12.5px;
  letter-spacing: .02em;
  color: var(--cyan);
  word-break: break-all;
}

.page-faq .faq-index {
  border: var(--line);
  background: var(--navy-2);
  padding: 18px;
}

.page-faq .faq-index-label {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: .3em;
  color: var(--stone);
}

.page-faq .faq-index-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-index-list li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 0;
  border-top: var(--line-soft);
  font-size: 13px;
  line-height: 1.4;
  color: var(--faq-ink-soft);
}

.page-faq .faq-index-list li:first-child {
  border-top: 0;
}

.page-faq .faq-index-num {
  flex: 0 0 auto;
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--cyan);
}

/* ---------- 主体 ---------- */
.page-faq .faq-board {
  padding: clamp(28px, 4vw, 48px) 0 clamp(40px, 6vw, 76px);
}

.page-faq .faq-board-head {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 22px;
}

.page-faq .faq-board-note {
  margin: 0;
  max-width: 52ch;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--faq-ink-soft);
}

/* ---------- 分段标签页 ---------- */
.page-faq .faq-tabs {
  display: flex;
  border-top: var(--line);
  border-bottom: var(--line);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

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

.page-faq .faq-tab {
  position: relative;
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 15px 16px;
  border: 0;
  border-right: var(--line-soft);
  background: transparent;
  color: rgba(244, 239, 228, .6);
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 600;
  line-height: 1.3;
  white-space: nowrap;
  cursor: pointer;
  transition: background .2s var(--ease), color .2s var(--ease);
}

.page-faq .faq-tab:last-child {
  border-right: 0;
}

.page-faq .faq-tab::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 3px;
  background: var(--coral);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .3s var(--ease);
}

.page-faq .faq-tab:hover {
  color: var(--white);
  background: rgba(20, 41, 74, .6);
}

.page-faq .faq-tab[aria-selected="true"] {
  color: var(--white);
  background: var(--navy-2);
}

.page-faq .faq-tab[aria-selected="true"]::after {
  transform: scaleX(1);
}

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

.page-faq .faq-tab-num {
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--stone);
}

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

/* ---------- 面板 ---------- */
.page-faq .faq-panel {
  padding-top: clamp(22px, 3.4vw, 38px);
}

.page-faq .faq-panel:focus {
  outline: none;
}

.page-faq .faq-panel:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 6px;
}

.page-faq [hidden] {
  display: none !important;
}

.page-faq .faq-panel-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
  align-items: start;
}

.page-faq .faq-panel-title {
  margin: 0 0 18px;
  padding-left: 14px;
  border-left: 4px solid var(--coral);
  font-size: clamp(19px, 2.6vw, 27px);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -.02em;
  color: var(--white);
}

/* ---------- 图片 ---------- */
.page-faq .faq-figure {
  margin: 0 0 22px;
  border: var(--line);
  background: var(--navy-2);
  overflow: hidden;
}

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

.page-faq .faq-figure--tall {
  margin: 0 0 14px;
}

/* ---------- 问答条目 ---------- */
.page-faq .faq-list {
  border-top: var(--line);
}

.page-faq .faq-item {
  background: var(--cream);
  color: var(--ink);
  border-bottom: 1px solid var(--faq-line-cream);
}

.page-faq .faq-item:nth-child(even) {
  background: var(--navy-2);
  color: var(--cream);
  border-bottom-color: rgba(138, 140, 134, .22);
}

.page-faq .faq-q {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 15px 18px;
  list-style: none;
  cursor: pointer;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: -.005em;
}

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

.page-faq .faq-q-text {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .faq-q::after {
  content: "";
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
  margin-top: 4px;
  background-image:
    linear-gradient(currentColor, currentColor),
    linear-gradient(currentColor, currentColor);
  background-repeat: no-repeat;
  background-position: center center;
  background-size: 16px 2px, 2px 16px;
  opacity: .7;
  transition: transform .25s var(--ease);
}

.page-faq .faq-item[open] .faq-q::after {
  transform: rotate(45deg);
}

.page-faq .faq-q:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-faq .faq-a {
  padding: 0 18px 18px;
  max-width: 46em;
  font-size: 14px;
  line-height: 1.72;
  opacity: .92;
}

.page-faq .faq-a a {
  color: var(--coral-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-item:nth-child(even) .faq-a a {
  color: var(--cyan);
}

/* ---------- 侧栏 ---------- */
.page-faq .faq-aside {
  border: var(--line);
  background: var(--navy-2);
  padding: 20px;
}

.page-faq .faq-aside--figure {
  padding: 16px;
}

.page-faq .faq-aside-label {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: .3em;
  color: var(--stone);
}

.page-faq .faq-aside-title {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--white);
}

.page-faq .faq-aside-text {
  margin: 0 0 16px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--faq-ink-soft);
}

.page-faq .faq-aside--figure .faq-aside-text {
  margin: 0;
}

/* ---------- 底部提示带 ---------- */
.page-faq .faq-help {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: clamp(30px, 5vw, 56px);
  padding: 20px;
  border-top: var(--line);
  border-left: 4px solid var(--coral);
  background: var(--navy-2);
}

.page-faq .faq-help p {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--cream);
}

.page-faq .faq-help span {
  display: block;
  margin-top: 5px;
  font-size: 13px;
  font-weight: 400;
  line-height: 1.6;
  color: var(--faq-ink-soft);
}

/* ---------- 相关栏目 ---------- */
.page-faq .faq-more {
  display: grid;
  grid-template-columns: 1fr;
  margin-top: clamp(28px, 4vw, 48px);
  border-top: var(--line);
}

.page-faq .faq-more a {
  display: block;
  padding: 18px;
  border-bottom: var(--line);
  color: var(--cream);
  text-decoration: none;
  transition: background .2s var(--ease);
}

.page-faq .faq-more a:hover {
  background: var(--navy-2);
}

.page-faq .faq-more a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-faq .faq-more-kicker {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-faq .faq-more-title {
  display: block;
  margin-bottom: 6px;
  font-size: 15px;
  font-weight: 700;
  color: var(--white);
}

.page-faq .faq-more-text {
  display: block;
  font-size: 13px;
  line-height: 1.6;
  color: var(--faq-ink-soft);
}

/* ---------- 断点 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-more {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-more a {
    border-right: var(--line-soft);
  }

  .page-faq .faq-more a:last-child {
    border-right: 0;
  }

  .page-faq .faq-help {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 22px 26px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1fr) 300px;
    align-items: end;
  }

  .page-faq .faq-tabs {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    overflow: visible;
  }

  .page-faq .faq-tab {
    padding: 17px 18px;
  }

  .page-faq .faq-panel-inner {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 28px;
  }
}

@media (min-width: 1100px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1fr) 340px;
  }

  .page-faq .faq-panel-inner {
    grid-template-columns: minmax(0, 1fr) 330px;
    gap: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-tab,
  .page-faq .faq-tab::after,
  .page-faq .faq-q::after,
  .page-faq .faq-more a {
    transition: none;
  }
}