.page-faq {
  --faq-wall: 232px;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
}

.page-faq .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
  margin: 0;
  padding: 18px 0 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--gray);
}
.page-faq .breadcrumbs a {
  color: var(--slate);
  text-decoration: none;
}
.page-faq .breadcrumbs a:hover,
.page-faq .breadcrumbs a:focus-visible {
  color: var(--red);
}
.page-faq .breadcrumbs li + li::before {
  content: "/";
  margin: 0 8px;
  color: var(--gray);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: 28px 0 40px;
}
.page-faq .faq-hero__inner {
  display: grid;
  gap: 28px;
  align-items: start;
}
.page-faq .faq-hero__text h1 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(30px, 7vw, 54px);
  line-height: 1.06;
  letter-spacing: -0.01em;
  color: var(--paper);
}
.page-faq .faq-hero__text .lede {
  margin: 16px 0 0;
  max-width: 48ch;
  font-family: var(--font-serif);
  font-size: 16px;
  line-height: 1.8;
  color: rgba(247, 244, 239, 0.82);
}
.page-faq .faq-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 24px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line-paper);
}
.page-faq .faq-stat {
  display: grid;
  gap: 4px;
}
.page-faq .faq-stat__value {
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 700;
  line-height: 1;
  color: var(--yellow);
}
.page-faq .faq-stat:nth-child(1) .faq-stat__value {
  color: var(--red);
}
.page-faq .faq-stat:nth-child(3) .faq-stat__value {
  color: var(--cyan);
}
.page-faq .faq-stat__label {
  font-size: 12px;
  line-height: 1.55;
  color: rgba(247, 244, 239, 0.7);
}
.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}
.page-faq .faq-hero__media {
  margin: 0;
  border: 1px solid var(--line-paper);
  background: var(--slate);
  position: relative;
  overflow: hidden;
}
.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

/* ---------- 主体骨架 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: 24px;
  padding: 28px 0 24px;
}

/* 分类索引墙 */
.page-faq .faq-wall {
  display: grid;
  gap: 12px;
}
.page-faq .faq-wall__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--gray);
}
.page-faq .faq-wall__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}
.page-faq .faq-wall__list li {
  flex: 0 0 auto;
  scroll-snap-align: start;
}
.page-faq .faq-wall__list a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--red);
  background: #fff;
  font-size: 13px;
  font-weight: 600;
  color: var(--slate);
  text-decoration: none;
  white-space: nowrap;
  transition: transform 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.page-faq .faq-wall__list li:nth-child(2) a { border-left-color: var(--yellow); }
.page-faq .faq-wall__list li:nth-child(3) a { border-left-color: var(--green); }
.page-faq .faq-wall__list li:nth-child(4) a { border-left-color: var(--slate); }
.page-faq .faq-wall__list li:nth-child(5) a { border-left-color: var(--cyan); }
.page-faq .faq-wall__list li:nth-child(6) a { border-left-color: var(--deep-red); }
.page-faq .faq-wall__list a:hover,
.page-faq .faq-wall__list a:focus-visible {
  transform: translateY(-2px);
  border-color: var(--ink);
  color: var(--ink);
}
.page-faq .faq-wall__list .mono {
  font-size: 11px;
  color: var(--gray);
}
.page-faq .faq-wall__top {
  justify-self: start;
}

/* 筛选条 */
.page-faq .faq-tools {
  display: grid;
  gap: 10px;
  padding: 14px;
  margin-bottom: 8px;
  border: 1px solid var(--line);
  background: var(--glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.page-faq .faq-tools__label {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--gray);
}
.page-faq .faq-tools__chips {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  padding-bottom: 4px;
}
.page-faq .filter-btn {
  flex: 0 0 auto;
  scroll-snap-align: start;
  padding: 7px 14px;
  border: 1px solid var(--line);
  background: #fff;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  color: var(--slate);
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}
.page-faq .filter-btn[aria-pressed="true"] {
  background: var(--yellow);
  border-color: var(--yellow);
  color: var(--ink);
}
.page-faq .filter-btn:focus-visible {
  outline: 3px solid var(--red);
  outline-offset: 2px;
}
.page-faq .is-filtered {
  display: none !important;
}

/* ---------- 问答区 ---------- */
.page-faq .qa-section {
  margin-top: 26px;
}
.page-faq .qa-section__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--ink);
}
.page-faq .qa-section__idx {
  flex: 0 0 auto;
  padding: 2px 8px;
  background: var(--red);
  color: var(--paper);
  font-size: 12px;
  font-weight: 700;
}
.page-faq .qa-section__head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 4vw, 26px);
  line-height: 1.2;
  letter-spacing: 0.01em;
}
.page-faq .qa-section--red .qa-section__idx { background: var(--red); }
.page-faq .qa-section--yellow .qa-section__idx { background: var(--yellow); color: var(--ink); }
.page-faq .qa-section--green .qa-section__idx { background: var(--green); }
.page-faq .qa-section--slate .qa-section__idx { background: var(--slate); }
.page-faq .qa-section--cyan .qa-section__idx { background: var(--cyan); color: var(--ink); }

.page-faq .qa-list {
  display: grid;
  gap: 10px;
}
.page-faq .qa-item {
  border: 1px solid var(--line);
  border-left: 4px solid var(--red);
  background: #fff;
  box-shadow: 0 2px 0 rgba(11, 12, 14, 0.04);
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}
.page-faq .qa-section--yellow .qa-item { border-left-color: var(--yellow); }
.page-faq .qa-section--green .qa-item { border-left-color: var(--green); }
.page-faq .qa-section--slate .qa-item { border-left-color: var(--slate); }
.page-faq .qa-section--cyan .qa-item { border-left-color: var(--cyan); }
.page-faq .qa-item[open] {
  box-shadow: 0 12px 28px rgba(11, 12, 14, 0.1);
}
.page-faq .qa-item__summary {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  align-items: start;
  padding: 14px;
  cursor: pointer;
  list-style: none;
}
.page-faq .qa-item__summary::-webkit-details-marker {
  display: none;
}
.page-faq .qa-item__summary:focus-visible {
  outline: 3px solid var(--red);
  outline-offset: -3px;
}
.page-faq .qa-item__no {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--gray);
  padding-top: 4px;
}
.page-faq .qa-item__q {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--ink);
}
.page-faq .qa-item__sign {
  position: relative;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  border: 1px solid var(--line);
  border-radius: 50%;
  flex: 0 0 auto;
}
.page-faq .qa-item__sign::before,
.page-faq .qa-item__sign::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 9px;
  height: 1.5px;
  background: var(--slate);
  transform: translate(-50%, -50%);
  transition: transform 0.22s ease, background 0.22s ease;
}
.page-faq .qa-item__sign::after {
  transform: translate(-50%, -50%) rotate(90deg);
}
.page-faq .qa-item[open] .qa-item__sign {
  border-color: var(--red);
}
.page-faq .qa-item[open] .qa-item__sign::before,
.page-faq .qa-item[open] .qa-item__sign::after {
  background: var(--red);
}
.page-faq .qa-item[open] .qa-item__sign::after {
  transform: translate(-50%, -50%) rotate(180deg);
}
.page-faq .qa-item__body {
  padding: 0 14px 16px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--slate);
}
.page-faq .qa-item__body p {
  margin: 0 0 10px;
}
.page-faq .qa-item__body p:last-child {
  margin-bottom: 0;
}
.page-faq .qa-item__body a {
  color: var(--deep-red);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-faq .qa-item__body a:hover,
.page-faq .qa-item__body a:focus-visible {
  color: var(--ink);
}
.page-faq .qa-steps {
  margin: 8px 0 12px;
  padding-left: 20px;
  display: grid;
  gap: 7px;
}
.page-faq .qa-steps li::marker {
  color: var(--red);
  font-family: var(--font-mono);
  font-size: 12px;
}
.page-faq .qa-item__note {
  margin: 10px 0 0;
  padding-left: 10px;
  border-left: 2px solid var(--yellow);
  font-family: var(--font-serif);
  font-size: 13.5px;
  color: var(--gray);
}
.page-faq .faq-copy {
  margin-top: 4px;
}

.page-faq .faq-venue__media {
  margin: 0 0 14px;
  border: 1px solid var(--line);
  background: var(--slate);
  position: relative;
  overflow: hidden;
}
.page-faq .faq-venue__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(0.85);
}

/* ---------- 联系区块 ---------- */
.page-faq .faq-contact {
  margin: 36px 0 48px;
  padding: 24px 18px;
  background: var(--ink);
  color: var(--paper);
  border-top: 6px solid var(--red);
}
.page-faq .faq-contact__head h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 4.6vw, 34px);
  line-height: 1.15;
  color: var(--paper);
}
.page-faq .faq-contact__lede {
  margin: 12px 0 0;
  max-width: 56ch;
  font-family: var(--font-serif);
  font-size: 15px;
  line-height: 1.8;
  color: rgba(247, 244, 239, 0.8);
}
.page-faq .faq-contact__checklist {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 6px;
}
.page-faq .faq-contact__checklist li {
  position: relative;
  padding-left: 18px;
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(247, 244, 239, 0.86);
}
.page-faq .faq-contact__checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 7px;
  background: var(--yellow);
}
.page-faq .faq-contact__grid {
  display: grid;
  gap: 10px;
  margin-top: 22px;
}
.page-faq .faq-contact__card {
  padding: 14px;
  border: 1px solid var(--line-paper);
  background: rgba(247, 244, 239, 0.06);
  display: grid;
  gap: 8px;
  justify-items: start;
}
.page-faq .faq-contact__label {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}
.page-faq .faq-contact__value {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}
.page-faq .faq-contact__note {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line-paper);
  font-size: 13px;
  line-height: 1.7;
  color: rgba(247, 244, 239, 0.72);
}
.page-faq .faq-contact__note a {
  color: var(--yellow);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 中等宽度 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-hero {
    padding: 40px 0 56px;
  }
  .page-faq .faq-hero__text .lede {
    font-size: 17px;
  }
  .page-faq .qa-item__summary {
    padding: 16px 18px;
  }
  .page-faq .qa-item__body {
    padding: 0 18px 18px;
    font-size: 15px;
  }
  .page-faq .faq-contact {
    padding: 32px 28px;
  }
  .page-faq .faq-contact__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }
  .page-faq .faq-venue__media {
    margin-bottom: 18px;
  }
}

/* ---------- 桌面：左索引墙 + 右说明牌 ---------- */
@media (min-width: 980px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 48px;
    align-items: center;
  }
  .page-faq .faq-layout {
    grid-template-columns: var(--faq-wall) minmax(0, 1fr);
    gap: 48px;
    padding: 40px 0 32px;
  }
  .page-faq .faq-wall {
    position: sticky;
    top: 96px;
    align-self: start;
    gap: 14px;
  }
  .page-faq .faq-wall__list {
    flex-direction: column;
    overflow: visible;
    gap: 6px;
    padding-bottom: 0;
  }
  .page-faq .faq-wall__list a {
    display: flex;
    width: 100%;
    justify-content: flex-start;
    white-space: normal;
    padding: 11px 12px;
    line-height: 1.4;
  }
  .page-faq .faq-wall__list a:hover,
  .page-faq .faq-wall__list a:focus-visible {
    transform: translateX(4px);
  }
  .page-faq .qa-section:first-of-type {
    margin-top: 0;
  }
  .page-faq .qa-item__summary {
    padding: 18px 22px;
    gap: 14px;
  }
  .page-faq .qa-item__q {
    font-size: 16px;
  }
  .page-faq .qa-item__body {
    padding: 0 22px 20px 58px;
  }
  .page-faq .faq-tools {
    padding: 16px 20px;
  }
  .page-faq .faq-contact {
    padding: 40px 36px;
  }
  .page-faq .faq-contact__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-wall__list a,
  .page-faq .qa-item,
  .page-faq .qa-item__sign::before,
  .page-faq .qa-item__sign::after,
  .page-faq .filter-btn {
    transition: none;
  }
  .page-faq .faq-wall__list a:hover,
  .page-faq .faq-wall__list a:focus-visible {
    transform: none;
  }
}
<<<END>>>