.page-faq {
  --faq-accent: var(--cyan);
  --faq-indigo: #6c7bd6;
  --faq-wine: #d4617a;
  --faq-field: #3fbf8f;
  --faq-pad: clamp(1.1rem, 4vw, 2.5rem);
  background: var(--ink);
  color: var(--cream);
  font-family: var(--font-display);
  overflow-x: clip;
}

.page-faq .container {
  width: 100%;
  box-sizing: border-box;
  padding-left: var(--faq-pad);
  padding-right: var(--faq-pad);
}

.page-faq h1,
.page-faq h2 {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
  margin: 0;
}

.page-faq p {
  margin: 0;
}

.page-faq a {
  color: inherit;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: clamp(1.25rem, 4vw, 3rem) 0 clamp(2rem, 5vw, 3.75rem);
  background:
    radial-gradient(circle at 82% 12%, rgba(50, 230, 214, 0.16), transparent 58%),
    linear-gradient(178deg, var(--field) 0%, var(--ink) 76%);
  border-bottom: 2px solid var(--steel);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.75rem);
  align-items: center;
}

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

.page-faq .faq-hero .crumb {
  margin-bottom: 1.1rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--sand);
}

.page-faq .faq-hero .crumb__link {
  color: var(--sand);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

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

.page-faq .faq-hero .crumb__sep {
  margin: 0 0.45rem;
  color: var(--steel);
}

.page-faq .faq-hero .crumb__current {
  color: var(--cream);
}

.page-faq .faq-hero .eyebrow {
  margin-bottom: 0.85rem;
}

.page-faq .faq-hero h1 {
  font-size: clamp(1.95rem, 5.4vw, 3.4rem);
  line-height: 1.12;
  font-weight: 800;
  max-width: 18ch;
}

.page-faq .faq-hero__lead {
  margin-top: 1.15rem;
  max-width: 48ch;
  font-size: clamp(0.96rem, 1.6vw, 1.06rem);
  line-height: 1.78;
  color: var(--sand);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.6rem;
}

.page-faq .faq-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.6rem;
  list-style: none;
  margin: 1.75rem 0 0;
  padding: 0.9rem 0 0;
  border-top: 2px solid var(--steel);
  font-size: 0.82rem;
  color: var(--sand);
}

.page-faq .faq-hero__num {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  color: var(--cyan);
  margin-right: 0.3rem;
}

.page-faq .faq-hero__media {
  margin: 0;
  border: 2px solid var(--steel);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
  background: var(--field);
}

.page-faq .faq-hero__media .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(0.9) contrast(1.05);
}

/* ---------- 场景索引 ---------- */
.page-faq .faq-legend {
  padding-top: clamp(2rem, 5vw, 3.5rem);
  padding-bottom: clamp(1.25rem, 3vw, 2rem);
}

.page-faq .faq-legend__head {
  display: grid;
  gap: 0.75rem;
}

.page-faq .faq-legend__head h2 {
  font-size: clamp(1.5rem, 3.4vw, 2.2rem);
  font-weight: 800;
  line-height: 1.2;
  margin-top: 0.55rem;
}

.page-faq .faq-legend__note {
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--sand);
  max-width: 46ch;
}

.page-faq .faq-legend__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.7rem;
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
}

.page-faq .faq-chip {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 0.95rem 1rem 1rem;
  min-height: 5.2rem;
  box-sizing: border-box;
  border: 2px solid var(--steel);
  border-left: 6px solid var(--faq-accent);
  border-radius: var(--radius);
  background: rgba(14, 43, 38, 0.55);
  color: var(--cream);
  text-decoration: none;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease,
    background-color 0.18s ease;
}

.page-faq .faq-chip__num {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--faq-accent);
}

.page-faq .faq-chip__name {
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.45;
}

.page-faq .faq-chip__count {
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--sand);
}

.page-faq .faq-chip:hover,
.page-faq .faq-chip:focus-visible {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-hard);
  border-color: var(--faq-accent);
  background: rgba(27, 36, 80, 0.6);
  outline: none;
}

.page-faq .faq-chip--schedule {
  --faq-accent: var(--cyan);
}
.page-faq .faq-chip--rank {
  --faq-accent: var(--orange);
}
.page-faq .faq-chip--nav {
  --faq-accent: var(--faq-indigo);
}
.page-faq .faq-chip--lineup {
  --faq-accent: var(--faq-wine);
}
.page-faq .faq-chip--support {
  --faq-accent: var(--faq-field);
}

/* ---------- 问答分组 ---------- */
.page-faq .faq-group {
  --faq-accent: var(--cyan);
  padding-top: clamp(1.75rem, 4.5vw, 3rem);
  padding-bottom: clamp(1.75rem, 4.5vw, 3rem);
  border-top: 2px solid var(--steel);
  scroll-margin-top: 96px;
}

.page-faq .faq-group--rank {
  --faq-accent: var(--orange);
}
.page-faq .faq-group--nav {
  --faq-accent: var(--faq-indigo);
}
.page-faq .faq-group--lineup {
  --faq-accent: var(--faq-wine);
}
.page-faq .faq-group--support {
  --faq-accent: var(--faq-field);
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.55rem 0.8rem;
  padding-bottom: 0.95rem;
  border-bottom: 3px solid var(--faq-accent);
}

.page-faq .faq-group__coord {
  font-family: var(--font-mono);
  font-size: clamp(1.15rem, 3vw, 1.5rem);
  font-weight: 700;
  line-height: 1;
  color: var(--faq-accent);
}

.page-faq .faq-group__head h2 {
  font-size: clamp(1.3rem, 3.2vw, 1.95rem);
  font-weight: 800;
  line-height: 1.25;
}

.page-faq .faq-group__count {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  white-space: nowrap;
  border-color: var(--faq-accent);
}

.page-faq .faq-group__desc {
  grid-column: 1 / -1;
  font-size: 0.92rem;
  line-height: 1.72;
  color: var(--sand);
  max-width: 62ch;
}

.page-faq .faq-group__body {
  display: grid;
  gap: 1.25rem;
  margin-top: 1.35rem;
}

.page-faq .faq-group__media {
  margin: 0;
  border: 2px solid var(--steel);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
  background: var(--indigo);
}

.page-faq .faq-group__media .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 手风琴列表 ---------- */
.page-faq .faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  margin-top: 1.35rem;
  min-width: 0;
}

.page-faq .faq-group__body .faq-list {
  margin-top: 0;
}

.page-faq .faq-item {
  border: 2px solid var(--steel);
  border-radius: var(--radius);
  background: rgba(7, 19, 26, 0.78);
  transition: border-color 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease;
}

.page-faq .faq-item:hover {
  border-color: var(--sand);
}

.page-faq .faq-item[open] {
  border-color: var(--faq-accent);
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.5);
  background: linear-gradient(180deg, rgba(244, 238, 223, 0.05), rgba(7, 19, 26, 0.9));
}

.page-faq .faq-item__q {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.75rem;
  align-items: start;
  padding: 0.95rem 1rem;
  cursor: pointer;
  list-style: none;
}

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

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

.page-faq .faq-item__num {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--faq-accent);
  padding-top: 0.18rem;
}

.page-faq .faq-item__text {
  font-size: 0.97rem;
  font-weight: 600;
  line-height: 1.55;
  min-width: 0;
}

.page-faq .faq-item__toggle {
  position: relative;
  width: 1.05rem;
  height: 1.05rem;
  border: 2px solid var(--steel);
  margin-top: 0.16rem;
  flex: none;
  transition: border-color 0.18s ease;
}

.page-faq .faq-item__toggle::before,
.page-faq .faq-item__toggle::after {
  content: "";
  position: absolute;
  background: var(--sand);
  transition: transform 0.2s ease, background-color 0.2s ease;
}

.page-faq .faq-item__toggle::before {
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  transform: translateX(-50%);
}

.page-faq .faq-item__toggle::after {
  top: 50%;
  left: 0;
  right: 0;
  height: 2px;
  transform: translateY(-50%);
}

.page-faq .faq-item[open] .faq-item__toggle {
  border-color: var(--faq-accent);
}

.page-faq .faq-item[open] .faq-item__toggle::before {
  transform: translateX(-50%) scaleY(0);
}

.page-faq .faq-item[open] .faq-item__toggle::after {
  background: var(--faq-accent);
}

.page-faq .faq-item__a {
  padding: 0.85rem 1rem 1.1rem;
  border-top: 2px solid var(--steel);
  margin: 0 1rem;
  padding-left: 0;
  padding-right: 0;
  font-size: 0.93rem;
  line-height: 1.8;
  color: var(--cream);
}

.page-faq .faq-item[open] .faq-item__a {
  border-top-color: rgba(50, 230, 214, 0.35);
}

/* ---------- 联络 ---------- */
.page-faq .faq-contact {
  padding-top: clamp(1.5rem, 4vw, 2.5rem);
  padding-bottom: clamp(2.5rem, 6vw, 4.5rem);
}

.page-faq .faq-contact__panel {
  display: grid;
  gap: 1.5rem;
  padding: clamp(1.25rem, 4vw, 2.25rem);
  border: 2px solid var(--steel);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(27, 36, 80, 0.85), rgba(14, 43, 38, 0.9));
  box-shadow: var(--shadow-hard);
}

.page-faq .faq-contact__copy h2 {
  font-size: clamp(1.35rem, 3.2vw, 2rem);
  font-weight: 800;
  line-height: 1.25;
  margin: 0.5rem 0 0.9rem;
}

.page-faq .faq-contact__copy > p:not(.eyebrow) {
  font-size: 0.93rem;
  line-height: 1.8;
  color: var(--cream);
  max-width: 56ch;
}

.page-faq .faq-contact__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.1rem;
  margin-top: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
}

.page-faq .faq-contact__links a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  padding-bottom: 2px;
}

.page-faq .faq-contact__links a:hover,
.page-faq .faq-contact__links a:focus-visible {
  border-bottom-color: var(--cyan);
  outline: none;
}

.page-faq .faq-contact__list {
  margin: 0;
  display: grid;
  gap: 0.65rem;
  align-content: start;
}

.page-faq .faq-contact__list > div {
  padding: 0.6rem 0.75rem;
  border-left: 4px solid var(--orange);
  background: rgba(7, 19, 26, 0.55);
}

.page-faq .faq-contact__list dt {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--sand);
  margin-bottom: 0.25rem;
}

.page-faq .faq-contact__list dd {
  margin: 0;
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1.5;
  word-break: break-word;
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-faq .faq-legend__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-item__a {
    padding-left: 0;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: 1.05fr 0.95fr;
  }

  .page-faq .faq-legend__head {
    grid-template-columns: 1fr auto;
    align-items: end;
    gap: 2rem;
  }

  .page-faq .faq-legend__list {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 0.8rem;
  }

  .page-faq .faq-group__body {
    grid-template-columns: minmax(0, 1fr) 300px;
    align-items: start;
    gap: 1.5rem;
  }

  .page-faq .faq-item__q {
    padding: 1.05rem 1.15rem;
  }

  .page-faq .faq-item__a {
    margin: 0 1.15rem;
    padding-left: 0;
    padding-right: 0;
    padding-bottom: 1.2rem;
  }

  .page-faq .faq-contact__panel {
    grid-template-columns: 1.35fr 1fr;
    align-items: start;
    gap: 2.5rem;
  }
}

@media (min-width: 1100px) {
  .page-faq .faq-hero h1 {
    max-width: 16ch;
  }

  .page-faq .faq-group__body {
    grid-template-columns: minmax(0, 1fr) 340px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-chip,
  .page-faq .faq-item,
  .page-faq .faq-item__toggle,
  .page-faq .faq-item__toggle::before,
  .page-faq .faq-item__toggle::after {
    transition: none;
  }

  .page-faq .faq-chip:hover,
  .page-faq .faq-chip:focus-visible {
    transform: none;
  }
}