.page-faq {
  --faq-gap: clamp(18px, 3vw, 34px);
  --faq-radius: 30px;
  color: var(--ink);
  padding-bottom: clamp(60px, 9vw, 120px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  background:
    radial-gradient(120% 90% at 92% 0%, rgba(255, 77, 28, .12), transparent 58%),
    linear-gradient(180deg, var(--cream), var(--sand));
  padding: clamp(26px, 5vw, 62px) 0 clamp(32px, 5vw, 58px);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero-grid {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
  margin-top: clamp(16px, 2.6vw, 28px);
}

.page-faq .faq-hero-copy h1 {
  font-family: var(--font-head);
  font-size: clamp(32px, 5.4vw, 56px);
  line-height: 1.1;
  font-weight: 900;
  letter-spacing: .01em;
  margin: 10px 0 14px;
  max-width: 20ch;
}

.page-faq .faq-hl {
  color: var(--orange);
  position: relative;
}

.page-faq .faq-hl::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: .05em;
  height: .12em;
  background: var(--amber);
  opacity: .5;
  border-radius: var(--pill);
}

.page-faq .faq-hero-copy .lede {
  max-width: 54ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.7;
  color: var(--ink);
}

.page-faq .faq-chips {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-faq .faq-chip {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--pill);
  padding: 7px 15px;
  font-size: 13px;
  font-weight: 600;
  color: var(--indigo);
}

.page-faq .faq-helpcard {
  background: var(--midnight);
  color: var(--cream);
  border-radius: var(--faq-radius);
  padding: clamp(22px, 3vw, 32px);
  box-shadow: var(--shadow-float);
}

.page-faq .faq-helpcard-title {
  font-size: clamp(20px, 2.2vw, 24px);
  line-height: 1.25;
  font-weight: 800;
  margin: 14px 0 8px;
  color: var(--white);
}

.page-faq .faq-helpcard-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 248, 236, .78);
}

.page-faq .faq-mail {
  margin: 16px 0;
  font-size: clamp(15px, 1.6vw, 18px);
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--mint);
  word-break: break-all;
}

.page-faq .faq-helpcard .copy-btn {
  background: rgba(0, 229, 168, .14);
  color: var(--mint);
  border: 1px solid rgba(0, 229, 168, .45);
  border-radius: var(--pill);
  padding: 9px 18px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
}

.page-faq .faq-helpcard-meta {
  margin: 16px 0 0;
  font-size: 13px;
  color: rgba(255, 248, 236, .6);
}

/* ---------- 主体分栏 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: clamp(24px, 4vw, 52px);
  padding-top: clamp(28px, 4vw, 56px);
}

.page-faq .faq-rail {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-rail-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 15px;
  border-radius: var(--pill);
  background: var(--sand);
  color: var(--indigo);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background .18s ease, border-color .18s ease, color .18s ease;
}

.page-faq .faq-rail-link:hover,
.page-faq .faq-rail-link:focus-visible {
  background: var(--white);
  border-color: var(--orange);
  color: var(--orange);
}

.page-faq .faq-rail-num {
  font-family: var(--font-num);
  font-size: 13px;
  font-weight: 800;
  color: var(--orange);
}

/* ---------- 分区 ---------- */
.page-faq .faq-sec {
  padding-top: clamp(26px, 3.4vw, 46px);
  scroll-margin-top: calc(var(--header-h) + 26px);
}

.page-faq .faq-sec:first-child {
  padding-top: 0;
}

.page-faq .faq-sec + .faq-sec {
  border-top: 1px dashed var(--line-strong);
}

.page-faq .faq-sec-head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: clamp(16px, 2.4vw, 24px);
}

.page-faq .faq-badge {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 13px;
  background: var(--indigo);
  color: var(--white);
  font-family: var(--font-num);
  font-size: 21px;
  font-weight: 800;
}

.page-faq .faq-badge--orange { background: var(--orange); }
.page-faq .faq-badge--mint { background: var(--mint-ink); }
.page-faq .faq-badge--amber { background: var(--amber-ink); }
.page-faq .faq-badge--midnight { background: var(--midnight); }

.page-faq .faq-sec-title {
  font-size: clamp(21px, 2.5vw, 29px);
  line-height: 1.24;
  font-weight: 800;
  margin: 4px 0 6px;
}

.page-faq .faq-sec-note {
  margin: 0;
  font-size: 13px;
  letter-spacing: .02em;
  color: var(--slate);
}

/* ---------- 手风琴 ---------- */
.page-faq .faq-q {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.page-faq .faq-q + .faq-q {
  margin-top: 10px;
}

.page-faq .faq-q[open] {
  border-color: rgba(255, 77, 28, .42);
  box-shadow: var(--shadow-float);
}

.page-faq .faq-q summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 15px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--ink);
}

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

.page-faq .faq-q-num {
  flex: none;
  min-width: 26px;
  font-family: var(--font-num);
  font-size: 15px;
  font-weight: 800;
  line-height: 1.6;
  color: var(--orange);
}

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

.page-faq .faq-q-mark {
  flex: none;
  position: relative;
  width: 16px;
  height: 16px;
  margin-top: 5px;
}

.page-faq .faq-q-mark::before,
.page-faq .faq-q-mark::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--indigo);
  border-radius: 2px;
  transform: translate(-50%, -50%);
}

.page-faq .faq-q-mark::before {
  width: 14px;
  height: 2px;
}

.page-faq .faq-q-mark::after {
  width: 2px;
  height: 14px;
  transition: transform .2s ease, opacity .2s ease;
}

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

.page-faq .faq-a {
  margin: 0 clamp(16px, 2vw, 22px) 18px calc(clamp(16px, 2vw, 22px) + 38px);
  padding-top: 12px;
  border-top: 1px dashed var(--line);
}

.page-faq .faq-a p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
}

.page-faq .faq-a a {
  color: var(--orange);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 状态色图例 ---------- */
.page-faq .faq-legend {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-legend li {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--sand);
  border-radius: var(--radius-sm);
  padding: 10px 13px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
}

.page-faq .faq-swatch {
  flex: none;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(42, 29, 20, .06);
}

.page-faq .faq-swatch--live { background: var(--mint); }
.page-faq .faq-swatch--done { background: var(--indigo); }
.page-faq .faq-swatch--next { background: var(--amber); }
.page-faq .faq-swatch--changed { background: var(--flare); }

/* ---------- 配图 ---------- */
.page-faq .faq-fig {
  margin: clamp(20px, 3vw, 30px) 0 0;
}

.page-faq .faq-fig-frame {
  aspect-ratio: 10 / 7;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(150deg, var(--sand), var(--cream));
  box-shadow: inset 0 0 0 1px var(--line);
}

.page-faq .faq-fig-frame--wide {
  aspect-ratio: 10 / 6;
}

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

.page-faq .faq-fig figcaption {
  margin-top: 10px;
  font-size: 13px;
  color: var(--slate);
}

/* ---------- 联系区块 ---------- */
.page-faq .faq-contact {
  display: grid;
  gap: clamp(22px, 3vw, 36px);
  background: var(--midnight);
  color: var(--cream);
  border-radius: var(--faq-radius);
  padding: clamp(24px, 3.4vw, 42px);
}

.page-faq .faq-contact-title {
  font-size: clamp(19px, 2vw, 23px);
  font-weight: 800;
  color: var(--white);
  margin: 0 0 16px;
}

.page-faq .faq-prep-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .faq-prep-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 14.5px;
  line-height: 1.65;
  color: rgba(255, 248, 236, .86);
}

.page-faq .faq-prep-num {
  flex: none;
  width: 24px;
  height: 24px;
  border-radius: 8px;
  background: var(--orange);
  color: var(--white);
  font-family: var(--font-num);
  font-size: 14px;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.page-faq .faq-contact-note {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line-light);
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(255, 248, 236, .68);
}

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

.page-faq .faq-way-list li {
  display: grid;
  gap: 5px;
  justify-items: start;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line-light);
}

.page-faq .faq-way-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-faq .faq-way-label {
  font-size: 12.5px;
  letter-spacing: .06em;
  font-weight: 700;
  color: var(--amber);
}

.page-faq .faq-way-value {
  font-size: clamp(15px, 1.6vw, 17px);
  font-weight: 700;
  line-height: 1.55;
  color: var(--white);
  word-break: break-all;
}

.page-faq .faq-way-list .copy-btn {
  margin-top: 6px;
  background: rgba(0, 229, 168, .14);
  color: var(--mint);
  border: 1px solid rgba(0, 229, 168, .45);
  border-radius: var(--pill);
  padding: 7px 16px;
  font-size: 13.5px;
  font-weight: 700;
  cursor: pointer;
}

.page-faq .faq-way-list .meta {
  color: rgba(255, 248, 236, .6);
}

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

@media (min-width: 960px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, .85fr);
    align-items: end;
  }

  .page-faq .faq-hero-copy {
    padding-bottom: 6px;
  }
}

@media (min-width: 1060px) {
  .page-faq .faq-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: calc(var(--header-h) + 18px);
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 6px;
    padding-right: 8px;
    border-right: 1px solid var(--line);
  }

  .page-faq .faq-rail-link {
    width: 100%;
    justify-content: flex-start;
    background: transparent;
    padding: 10px 14px;
  }

  .page-faq .faq-rail-link:hover,
  .page-faq .faq-rail-link:focus-visible {
    background: var(--sand);
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-layout {
    grid-template-columns: 258px minmax(0, 1fr);
    gap: clamp(36px, 4vw, 64px);
  }
}

@media (max-width: 640px) {
  .page-faq .faq-a {
    margin-left: clamp(14px, 4vw, 20px);
    margin-right: clamp(14px, 4vw, 20px);
  }

  .page-faq .faq-q summary {
    padding: 14px;
    font-size: 15px;
  }

  .page-faq .faq-mail {
    font-size: 15px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-rail-link,
  .page-faq .faq-q-mark::after {
    transition: none;
  }
}
</main>