.page-faq {
  --faq-radius: var(--radius-lg);
  --faq-line: rgba(43, 38, 34, .13);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(28px, 5vw, 60px) 0 clamp(26px, 4vw, 46px);
  background:
    radial-gradient(115% 95% at 90% 0%, rgba(200, 212, 227, .62) 0%, rgba(244, 247, 251, 0) 64%),
    linear-gradient(180deg, var(--yh-mist) 0%, var(--yh-cream) 100%);
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-hero__inner {
  position: relative;
}

.page-faq .faq-hero__title {
  margin: 12px 0 0;
  max-width: 15em;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 5.4vw, 62px);
  line-height: 1.14;
  letter-spacing: .03em;
  color: var(--yh-blue-deep);
}

.page-faq .faq-hero__lede {
  margin: 20px 0 0;
  max-width: 60ch;
  color: var(--yh-ink-soft);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
}

.page-faq .faq-hero__facts {
  list-style: none;
  margin: clamp(24px, 3.4vw, 38px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  grid-template-columns: minmax(0, 1fr);
  background: var(--faq-line);
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-faq .faq-fact {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 20px;
  background: linear-gradient(180deg, #fff 0%, var(--yh-mist) 100%);
}

.page-faq .faq-fact__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--yh-gauge);
}

.page-faq .faq-fact__v {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .02em;
  color: var(--yh-blue);
}

@media (min-width: 700px) {
  .page-faq .faq-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 通用图注 ---------- */
.page-faq .faq-figure {
  margin: 0;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--faq-line);
  background: var(--grad-river);
  object-fit: cover;
}

.page-faq .faq-figure--check img {
  aspect-ratio: 3 / 2;
}

.page-faq .faq-figure--wide img {
  aspect-ratio: 12 / 7;
}

.page-faq .faq-figure .media-caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--yh-gauge);
}

/* ---------- 三步自检 ---------- */
.page-faq .faq-check__grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 44px);
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .faq-check__copy .section-title {
  margin-top: 10px;
}

.page-faq .faq-check__copy .section-lede {
  margin: 14px 0 0;
  max-width: 58ch;
  color: var(--yh-ink-soft);
  line-height: 1.78;
}

.page-faq .faq-step-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-faq .faq-step {
  position: relative;
  padding: 20px 22px 22px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(27, 58, 107, .14);
  background: linear-gradient(140deg, #fff 0%, var(--yh-mist) 100%);
  box-shadow: var(--shadow-1);
}

.page-faq .faq-step::after {
  content: "";
  position: absolute;
  left: 22px;
  right: 22px;
  bottom: 0;
  height: 3px;
  border-radius: 3px 3px 0 0;
  background: var(--grad-river-x);
}

.page-faq .faq-step__no {
  display: inline-block;
  padding: 3px 12px;
  border-radius: var(--pill);
  background: var(--yh-celadon-light);
  color: var(--yh-celadon);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
}

.page-faq .faq-step__title {
  margin: 12px 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(18px, 2.1vw, 21px);
  letter-spacing: .04em;
  color: var(--yh-blue-deep);
}

.page-faq .faq-step__text {
  margin: 0;
  color: var(--yh-ink-soft);
  font-size: 15px;
  line-height: 1.75;
}

@media (min-width: 920px) {
  .page-faq .faq-check__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    align-items: start;
  }
  .page-faq .faq-check__copy {
    grid-column: 1 / -1;
  }
  .page-faq .faq-step-flow {
    grid-column: 1;
  }
  .page-faq .faq-figure--check {
    grid-column: 2;
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }
}

/* ---------- 交付方式 ---------- */
.page-faq .faq-delivery .section-head {
  max-width: 68ch;
}

.page-faq .faq-delivery .faq-figure--wide {
  margin: clamp(22px, 3vw, 34px) 0 clamp(24px, 3.4vw, 38px);
}

.page-faq .faq-delivery-grid {
  display: grid;
  gap: clamp(16px, 2.2vw, 26px);
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .faq-delivery {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(22px, 3vw, 32px);
  border-radius: var(--faq-radius);
  color: #F4F7FB;
  box-shadow: var(--shadow-2);
}

.page-faq .faq-delivery--mail {
  background: linear-gradient(155deg, #1B3A6B 0%, #12294C 100%);
}

.page-faq .faq-delivery--visit {
  background: linear-gradient(155deg, #2A4E86 0%, #16305A 100%);
}

.page-faq .faq-delivery--store {
  background: linear-gradient(155deg, #3E6BA0 0%, #244A7C 100%);
}

.page-faq .faq-delivery__tag {
  margin: 0;
  align-self: flex-start;
  padding: 3px 12px;
  border-radius: var(--pill);
  border: 1px solid rgba(200, 212, 227, .5);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: #C8D4E3;
}

.page-faq .faq-delivery__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 2.3vw, 24px);
  letter-spacing: .05em;
  color: #F7F3EA;
}

.page-faq .faq-delivery__fit {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: rgba(244, 247, 251, .88);
}

.page-faq .faq-delivery__list {
  list-style: none;
  margin: 4px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid rgba(200, 212, 227, .28);
  display: grid;
  gap: 10px;
}

.page-faq .faq-delivery__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(244, 247, 251, .92);
}

.page-faq .faq-delivery__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--yh-copper);
}

@media (min-width: 780px) {
  .page-faq .faq-delivery-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 城市覆盖 ---------- */
.page-faq .faq-coverage .section-head {
  max-width: 66ch;
}

.page-faq .faq-coverage__grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 44px);
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .faq-coverage__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-coverage__list li {
  padding: 16px 20px;
  border-radius: var(--radius-md);
  border-left: 4px solid var(--yh-silver);
  background: linear-gradient(90deg, var(--yh-mist) 0%, rgba(244, 247, 251, 0) 100%);
}

.page-faq .faq-coverage__list strong {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  letter-spacing: .03em;
  color: var(--yh-blue);
}

.page-faq .faq-coverage__list span {
  display: block;
  color: var(--yh-ink-soft);
  font-size: 15px;
  line-height: 1.72;
}

.page-faq .faq-coverage__tip {
  margin: 20px 0 0;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  background: var(--yh-celadon-light);
  color: #2C5A4D;
  font-size: 15px;
  line-height: 1.74;
}

.page-faq .faq-cov-svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-faq .faq-cov-t1 {
  font-family: var(--font-display);
  font-size: 25px;
  font-weight: 800;
  letter-spacing: .04em;
  fill: #F7F3EA;
}

.page-faq .faq-cov-t1--dark {
  fill: #1B3A6B;
}

.page-faq .faq-cov-t2 {
  font-family: var(--font-mono);
  font-size: 17px;
  letter-spacing: .06em;
  fill: rgba(244, 247, 251, .82);
}

.page-faq .faq-cov-t2--dark {
  fill: #4A5A6E;
}

@media (min-width: 920px) {
  .page-faq .faq-coverage__grid {
    grid-template-columns: minmax(0, .86fr) minmax(0, 1.14fr);
    align-items: center;
  }
}

/* ---------- 核参数 ---------- */
.page-faq .faq-params .section-head {
  max-width: 66ch;
}

.page-faq .faq-fields {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-field {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 6px 14px;
  padding: 16px 4px;
  border-bottom: 1px solid var(--faq-line);
  transition: background 160ms var(--ease);
}

.page-faq .faq-field:hover {
  background: rgba(200, 212, 227, .22);
}

.page-faq .faq-field__idx {
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--yh-gauge);
  padding-top: 3px;
}

.page-faq .faq-field__key {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--yh-celadon);
}

.page-faq .faq-field__val {
  color: var(--yh-ink);
  font-size: 15px;
  line-height: 1.72;
}

.page-faq .faq-params__bar {
  margin-top: 22px;
  padding: 16px 20px;
  border-radius: var(--radius-md);
  background: linear-gradient(120deg, var(--yh-mist) 0%, var(--yh-cream) 100%);
  border: 1px solid var(--faq-line);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
  justify-content: space-between;
}

.page-faq .faq-params__note {
  margin: 0;
  flex: 1 1 22ch;
  color: var(--yh-ink-soft);
  font-size: 15px;
  line-height: 1.72;
}

@media (min-width: 700px) {
  .page-faq .faq-field {
    grid-template-columns: 46px minmax(120px, 168px) minmax(0, 1fr);
    align-items: baseline;
  }
  .page-faq .faq-field__idx {
    grid-row: auto;
  }
}

/* ---------- 问答 ---------- */
.page-faq .faq-qna__grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 44px);
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .faq-qna__hint {
  margin: 12px 0 0;
  color: var(--yh-gauge);
  font-size: 14px;
  line-height: 1.7;
}

.page-faq .faq-qna__side .section-title--side {
  font-size: clamp(22px, 2.6vw, 28px);
  line-height: 1.3;
  margin: 10px 0 0;
}

.page-faq .faq-qna__side .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.page-faq .faq-qna__main .accordion-item + .accordion-item {
  margin-top: 10px;
}

.page-faq .faq-qna__main .accordion-item {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--faq-line);
  background: #fff;
}

.page-faq .faq-qna__main .accordion-trigger {
  width: 100%;
  text-align: left;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 16px;
  line-height: 1.6;
  color: var(--yh-blue-deep);
}

.page-faq .faq-qna__main .accordion-panel {
  background: var(--yh-celadon-light);
  color: #2C5A4D;
}

.page-faq .faq-qna__main .accordion-panel p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
}

@media (min-width: 920px) {
  .page-faq .faq-qna__grid {
    grid-template-columns: minmax(230px, .33fr) minmax(0, 1fr);
    align-items: start;
  }
  .page-faq .faq-qna__side {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    padding-right: 8px;
  }
}

/* ---------- 受理之后 ---------- */
.page-faq .faq-progress__grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 44px);
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .faq-progress__copy p {
  margin: 14px 0 0;
  max-width: 52ch;
  color: var(--yh-ink-soft);
  line-height: 1.78;
}

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

.page-faq .faq-timeline__item {
  position: relative;
  padding: 16px 20px 16px 46px;
  border-radius: var(--radius-sm);
  background: linear-gradient(90deg, var(--yh-mist) 0%, rgba(244, 247, 251, 0) 100%);
  border-left: 3px solid var(--yh-silver);
}

.page-faq .faq-timeline__item::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 22px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--yh-copper);
}

.page-faq .faq-timeline__item strong {
  display: block;
  margin-bottom: 5px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16px;
  letter-spacing: .04em;
  color: var(--yh-blue);
}

.page-faq .faq-timeline__item span {
  display: block;
  color: var(--yh-ink-soft);
  font-size: 15px;
  line-height: 1.72;
}

@media (min-width: 920px) {
  .page-faq .faq-progress__grid {
    grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
    align-items: start;
  }
}

/* ---------- 还找不到答案 ---------- */
.page-faq .faq-help__inner {
  display: grid;
  gap: clamp(22px, 3.4vw, 40px);
  grid-template-columns: minmax(0, 1fr);
  padding: clamp(26px, 3.6vw, 40px);
  border-radius: var(--faq-radius);
  background:
    radial-gradient(110% 120% at 100% 0%, rgba(200, 212, 227, .7) 0%, rgba(244, 247, 251, 0) 60%),
    linear-gradient(160deg, #fff 0%, var(--yh-mist) 100%);
  border: 1px solid var(--faq-line);
  box-shadow: var(--shadow-1);
}

.page-faq .faq-help__copy p {
  margin: 14px 0 0;
  max-width: 52ch;
  color: var(--yh-ink-soft);
  line-height: 1.78;
}

.page-faq .faq-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-faq .faq-help__aside {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-faq .faq-help__note {
  margin: 0;
  padding: 13px 16px;
  border-radius: var(--radius-sm);
  background: rgba(200, 212, 227, .28);
  color: var(--yh-ink-soft);
  font-size: 14px;
  line-height: 1.72;
}

.page-faq .faq-help__note a {
  color: var(--yh-copper-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (min-width: 920px) {
  .page-faq .faq-help__inner {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-field {
    transition: none;
  }
}
</main>