.page-faq {
  --faq-divider: var(--border-navy);
  padding-bottom: clamp(64px, 9vw, 112px);
}

.page-faq .crumbs {
  padding-top: clamp(20px, 3vw, 32px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: clamp(18px, 3vw, 32px) 0 clamp(24px, 4vw, 40px);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  align-items: center;
}

.page-faq .faq-hero__text h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(30px, 5.4vw, 54px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--ice-text);
}

.page-faq .faq-hero__lead {
  margin: 18px 0 0;
  max-width: 38em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist-text);
}

.page-faq .faq-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 32px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

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

.page-faq .faq-facts__num {
  font-family: var(--font-num);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--arena-orange);
}

.page-faq .faq-facts li > span:last-child {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--mist-text);
}

.page-faq .faq-hero__media {
  margin: 0;
  background: var(--dugout-navy);
  clip-path: polygon(0 5%, 100% 0, 100% 100%, 0 95%);
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(32px, 5vw, 64px);
  }
}

/* ---------- 分组跳转标签 ---------- */
.page-faq .faq-jump {
  padding-bottom: clamp(16px, 3vw, 26px);
}

.page-faq .faq-jump__inner {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 8px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-faq .faq-tag {
  flex: none;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 18px;
  border: 1px solid var(--faq-divider);
  border-radius: var(--r-pill);
  background: rgba(20, 28, 54, 0.75);
  color: var(--ice-text);
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.2s ease, color 0.2s ease, background-color 0.2s ease;
}

.page-faq .faq-tag:hover {
  border-color: var(--arena-orange);
  color: var(--arena-orange);
  background: rgba(255, 107, 44, 0.1);
}

.page-faq .faq-tag:focus-visible {
  outline: 2px solid var(--arena-orange);
  outline-offset: 2px;
}

/* ---------- 分组与手风琴 ---------- */
.page-faq .faq-group {
  padding: clamp(32px, 5vw, 56px) 0;
  border-top: 1px solid var(--faq-divider);
  scroll-margin-top: 110px;
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: start;
  gap: 12px 16px;
  margin-bottom: clamp(18px, 3vw, 26px);
}

.page-faq .faq-group__idx {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding-top: 6px;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--arena-orange);
}

.page-faq .faq-group__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--signal-green);
  box-shadow: 0 0 0 4px rgba(61, 220, 151, 0.14);
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(22px, 3.4vw, 36px);
  line-height: 1.22;
  letter-spacing: 0.01em;
  color: var(--ice-text);
}

.page-faq .faq-group__count {
  align-self: center;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--mist-text);
  white-space: nowrap;
}

.page-faq .faq-list {
  border: 1px solid var(--faq-divider);
  border-radius: var(--r-lg);
  background: var(--dugout-navy);
  overflow: hidden;
}

.page-faq .faq-item + .faq-item {
  border-top: 1px solid var(--faq-divider);
}

.page-faq .faq-item > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 56px;
  padding: 16px clamp(16px, 3vw, 28px);
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  line-height: 1.55;
  color: var(--ice-text);
  transition: background-color 0.2s ease;
}

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

.page-faq .faq-item > summary::marker {
  content: "";
}

.page-faq .faq-item > summary:hover {
  background-color: rgba(255, 107, 44, 0.06);
}

.page-faq .faq-item > summary:focus-visible {
  outline: 2px solid var(--arena-orange);
  outline-offset: -2px;
}

.page-faq .faq-item__mark {
  position: relative;
  flex: none;
  width: 22px;
  height: 22px;
  border: 1px solid var(--faq-divider);
  border-radius: 50%;
  transition: border-color 0.2s ease;
}

.page-faq .faq-item__mark::before,
.page-faq .faq-item__mark::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--ember-orange-soft);
  transform: translate(-50%, -50%);
  transition: transform 0.25s ease, background-color 0.2s ease;
}

.page-faq .faq-item__mark::before {
  width: 10px;
  height: 2px;
}

.page-faq .faq-item__mark::after {
  width: 2px;
  height: 10px;
}

.page-faq .faq-item[open] .faq-item__mark {
  border-color: var(--arena-orange);
}

.page-faq .faq-item[open] .faq-item__mark::before {
  background: var(--arena-orange);
}

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

.page-faq .faq-item__a {
  padding: 0 clamp(16px, 3vw, 28px) 22px;
  animation: faq-reveal 0.26s ease both;
}

.page-faq .faq-item__a p {
  margin: 0;
  max-width: 42em;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--mist-text);
}

.page-faq .faq-item__a p + p {
  margin-top: 0.7em;
}

.page-faq .faq-item__a a {
  color: var(--ember-orange-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-item__a a:hover {
  color: var(--arena-orange);
}

@keyframes faq-reveal {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---------- 人工协助 ---------- */
.page-faq .faq-help {
  margin-top: clamp(36px, 5vw, 64px);
  border: 1px solid var(--faq-divider);
  border-radius: var(--r-lg);
  overflow: hidden;
  background:
    radial-gradient(120% 140% at 0% 0%, rgba(255, 107, 44, 0.16), rgba(255, 107, 44, 0) 55%),
    var(--dugout-navy);
}

.page-faq .faq-help__inner {
  display: grid;
}

.page-faq .faq-help__text {
  padding: clamp(24px, 4vw, 44px);
}

.page-faq .faq-help__text h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(24px, 3.2vw, 34px);
  line-height: 1.24;
  color: var(--ice-text);
}

.page-faq .faq-help__text > p {
  margin: 14px 0 0;
  max-width: 36em;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--mist-text);
}

.page-faq .faq-contact {
  display: grid;
  gap: 16px 20px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-contact__label {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--mist-text);
}

.page-faq .faq-contact__value {
  display: block;
  font-family: var(--font-num);
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--ice-text);
  word-break: break-word;
}

.page-faq .faq-contact__item--wide {
  grid-column: 1 / -1;
}

.page-faq .faq-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-faq .faq-help__media {
  margin: 0;
  min-height: 200px;
}

.page-faq .faq-help__media img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 200px;
  object-fit: cover;
}

@media (min-width: 620px) {
  .page-faq .faq-contact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 920px) {
  .page-faq .faq-help__inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: stretch;
  }
}

/* ---------- 窄屏适配 ---------- */
@media (max-width: 560px) {
  .page-faq .faq-group__head {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .page-faq .faq-group__count {
    grid-column: 2;
    justify-self: start;
    align-self: start;
  }

  .page-faq .faq-hero__media {
    clip-path: polygon(0 3%, 100% 0, 100% 100%, 0 97%);
  }
}

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

  .page-faq .faq-item__mark,
  .page-faq .faq-item__mark::before,
  .page-faq .faq-item__mark::after,
  .page-faq .faq-item > summary,
  .page-faq .faq-tag {
    transition: none;
  }
}