.page-faq {
  --faq-rail: 258px;
  --faq-listw: 1.05fr;
  display: block;
  background: var(--ink);
  color: var(--sand);
  padding-bottom: clamp(3rem, 8vw, 6rem);
}

.page-faq a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-2);
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease);
}

.page-faq a:hover,
.page-faq a:focus-visible {
  border-bottom-color: var(--cyan);
  color: var(--sand);
}

.page-faq .breadcrumb {
  padding-top: clamp(1rem, 2.5vw, 1.6rem);
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  position: relative;
  padding: clamp(1.4rem, 3.5vw, 2.4rem) 0 clamp(2rem, 5vw, 3.2rem);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -1px;
  width: min(42vw, 460px);
  height: 5px;
  background: linear-gradient(90deg, transparent, var(--cyan));
  transform: skewX(-20deg);
  transform-origin: right bottom;
}

.page-faq .faq-hero h1 {
  margin: 0.7rem 0 0;
  max-width: 18ch;
  font-size: clamp(2.1rem, 6.4vw, 4.1rem);
  font-weight: 900;
  line-height: 1.03;
  letter-spacing: -0.035em;
  color: var(--sand);
}

.page-faq .faq-hero__lead {
  margin: clamp(1rem, 2.6vw, 1.6rem) 0 0;
  max-width: 62ch;
  font-size: clamp(0.98rem, 1.9vw, 1.1rem);
  line-height: 1.85;
  color: var(--sand-2);
}

.page-faq .faq-hero__figures {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(0.9rem, 3vw, 2.6rem);
  margin: clamp(1.6rem, 4vw, 2.6rem) 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-fig {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding-left: 0.95rem;
  border-left: 1px solid var(--line);
}

.page-faq .faq-fig__value {
  font-size: clamp(1.7rem, 4vw, 2.4rem);
  font-weight: 800;
  line-height: 1;
  color: var(--cyan);
  letter-spacing: -0.02em;
}

.page-faq .faq-fig__label {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--sand-2);
}

.page-faq .faq-hero__jump {
  margin: clamp(1.4rem, 3.5vw, 2rem) 0 0;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--sand-2);
}

/* ---------- 三步上手 ---------- */

.page-faq .faq-steps {
  padding: clamp(2.2rem, 5vw, 3.6rem) 0 clamp(1.4rem, 3vw, 2rem);
}

.page-faq .faq-steps h2,
.page-faq .faq-group__title {
  margin: 0.6rem 0 0;
  font-size: clamp(1.45rem, 3.4vw, 2.1rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--sand);
}

.page-faq .faq-steps__intro {
  margin: clamp(0.8rem, 2.2vw, 1.2rem) 0 0;
  max-width: 60ch;
  font-size: 0.98rem;
  line-height: 1.85;
  color: var(--sand-2);
}

.page-faq .faq-steps__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.4rem, 3.5vw, 2.6rem);
  margin-top: clamp(1.6rem, 4vw, 2.6rem);
}

.page-faq .faq-steps__list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1rem, 2.6vw, 1.6rem);
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: faqstep;
}

.page-faq .faq-step {
  position: relative;
  padding: clamp(1.1rem, 2.8vw, 1.6rem);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-block);
  background: var(--ink-2);
}

.page-faq .faq-step__num {
  display: block;
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 800;
  line-height: 1;
  color: var(--cyan);
  letter-spacing: -0.02em;
}

.page-faq .faq-step__title {
  margin: 0.55rem 0 0.5rem;
  font-size: clamp(1.05rem, 2.4vw, 1.2rem);
  font-weight: 700;
  color: var(--sand);
}

.page-faq .faq-step p {
  margin: 0 0 0.55rem;
  font-size: 0.94rem;
  line-height: 1.82;
  color: var(--sand-2);
}

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

.page-faq .faq-step__caliber {
  padding-top: 0.6rem;
  border-top: 1px dashed var(--line-soft-2);
  font-size: 0.84rem !important;
  letter-spacing: 0.01em;
  color: var(--sand-2);
}

.page-faq .faq-steps__media {
  align-self: start;
}

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

.page-faq .media-frame__index {
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sand-2);
}

/* ---------- 球场弧线分隔 ---------- */

.page-faq .arc-line {
  position: relative;
  height: 34px;
  margin: clamp(1.6rem, 4vw, 2.8rem) 0;
  overflow: hidden;
}

.page-faq .arc-line::before {
  content: "";
  position: absolute;
  left: -8%;
  right: -8%;
  top: 18px;
  height: 160px;
  border-radius: 50%;
  border-top: 1px solid var(--line-2);
}

/* ---------- 两栏：索引 + 答案 ---------- */

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.6rem, 4vw, 3rem);
}

.page-faq .faq-index__title {
  margin: 0 0 0.9rem;
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--sand-2);
}

.page-faq .faq-index__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-index__link {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  padding: 0.55rem 1rem;
  border: 1px solid var(--line) !important;
  border-radius: var(--r-pill);
  background: var(--ink-2);
  font-size: 0.88rem;
  color: var(--sand-2);
  white-space: nowrap;
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  border-color: var(--cyan) !important;
  background: var(--cyan-soft);
  color: var(--sand);
}

.page-faq .faq-index__num {
  font-size: 0.74rem;
  color: var(--cyan);
}

.page-faq .faq-index__note {
  margin: 1rem 0 0;
  font-size: 0.82rem;
  line-height: 1.78;
  color: var(--sand-2);
}

/* ---------- 答案区 ---------- */

.page-faq .faq-group {
  margin-bottom: clamp(2rem, 5vw, 3.4rem);
}

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

.page-faq .faq-group__body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.2rem, 3vw, 2rem);
  margin-top: clamp(1.2rem, 3vw, 1.8rem);
}

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

.page-faq .faq-item {
  position: relative;
  margin-bottom: 0.85rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-panel);
  background: var(--ink-2);
  overflow: hidden;
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease), background 0.3s var(--ease);
}

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

.page-faq .faq-item[open] {
  border-color: var(--line-2);
  background: linear-gradient(180deg, var(--ink-3), var(--ink-2));
  box-shadow: 0 20px 46px rgba(0, 0, 0, 0.3);
}

.page-faq .faq-item:target {
  border-color: var(--cyan);
}

.page-faq summary {
  display: flex;
  align-items: flex-start;
  gap: clamp(0.7rem, 2vw, 1.1rem);
  padding: clamp(1rem, 2.6vw, 1.35rem) clamp(1.1rem, 3vw, 1.7rem);
  cursor: pointer;
  list-style: none;
  font-size: clamp(0.98rem, 2.1vw, 1.08rem);
  font-weight: 700;
  line-height: 1.6;
  color: var(--sand);
}

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

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

.page-faq summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -3px;
}

.page-faq .faq-item__num {
  flex: none;
  padding-top: 0.15rem;
  font-size: 0.82rem;
  color: var(--cyan);
}

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

.page-faq .faq-item__sign {
  position: relative;
  flex: none;
  width: 18px;
  height: 18px;
  margin-top: 0.35rem;
}

.page-faq .faq-item__sign::before,
.page-faq .faq-item__sign::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: var(--cyan);
  transition: transform 0.3s var(--ease);
}

.page-faq .faq-item__sign::after {
  transform: rotate(90deg);
}

.page-faq .faq-item[open] .faq-item__sign::after {
  transform: rotate(0deg);
}

.page-faq .faq-item__body {
  padding: 0 clamp(1.1rem, 3vw, 1.7rem) clamp(1.2rem, 3vw, 1.7rem);
}

.page-faq .faq-item__body p {
  margin: 0 0 0.75rem;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--sand-2);
}

.page-faq .faq-answer__lead {
  position: relative;
  padding-left: 0.95rem;
  font-size: clamp(1rem, 2.2vw, 1.12rem) !important;
  line-height: 1.75 !important;
  color: var(--sand) !important;
}

.page-faq .faq-answer__lead::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.28em;
  bottom: 0.28em;
  width: 3px;
  border-radius: 3px;
  background: var(--cyan);
}

.page-faq .faq-note {
  margin: 0 0 0.6rem;
  padding: 0.75rem 0.95rem;
  border-radius: var(--r-sm);
  background: var(--cyan-soft);
  font-size: 0.85rem !important;
  line-height: 1.78 !important;
  color: var(--sand-2) !important;
}

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

.page-faq .faq-note__num {
  display: inline-block;
  margin-right: 0.5rem;
  padding: 0.05rem 0.5rem;
  border-radius: var(--r-pill);
  background: rgba(34, 240, 206, 0.14);
  font-family: var(--font-num);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-faq .faq-list {
  margin: 0 0 0.9rem;
  padding: 0;
  list-style: none;
}

.page-faq .faq-list li {
  position: relative;
  padding: 0.42rem 0 0.42rem 1.1rem;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--sand-2);
  border-bottom: 1px dashed var(--line-soft);
}

.page-faq .faq-list li:last-child {
  border-bottom: none;
}

.page-faq .faq-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.1em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-faq .faq-group__media {
  align-self: start;
}

/* ---------- 揭晓动效 ---------- */

@media (prefers-reduced-motion: no-preference) {
  .page-faq [data-reveal][data-revealed] {
    animation: faq-rise 0.55s var(--ease) both;
    animation-delay: var(--reveal-delay, 0s);
  }
}

@keyframes faq-rise {
  from {
    opacity: 0.35;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 平板 ---------- */

@media (min-width: 720px) {
  .page-faq .faq-steps__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-step:first-child {
    grid-column: 1 / -1;
  }
}

/* ---------- 桌面 ---------- */

@media (min-width: 900px) {
  .page-faq .faq-layout {
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    gap: clamp(2rem, 4vw, 3.6rem);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 5.5rem;
  }

  .page-faq .faq-index__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0.45rem;
  }

  .page-faq .faq-index__link {
    border-radius: var(--r-pill);
    white-space: normal;
  }

  .page-faq .faq-steps__grid {
    grid-template-columns: var(--faq-listw) minmax(0, 0.95fr);
    align-items: start;
  }

  .page-faq .faq-steps__list {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-faq .faq-step:first-child {
    grid-column: auto;
  }

  .page-faq .faq-group__body {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.8fr);
    align-items: start;
  }

  .page-faq .faq-group__media {
    position: sticky;
    top: 5.5rem;
  }

  .page-faq .faq-steps__media {
    position: sticky;
    top: 5.5rem;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-hero h1 {
    max-width: 16ch;
  }

  .page-faq .faq-group__body {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 0.85fr);
  }
}

.page-faq {
  --reveal-delay: inherit;
}