.page-faq {
  --faq-radius: 14px;
  --faq-gap: clamp(18px, 2.4vw, 30px);
  --faq-shadow: 0 16px 40px -28px rgba(11, 59, 68, .55);
  color: var(--kq-ink);
  background: var(--kq-white);
  font-family: var(--kq-font-body);
}

.page-faq .faq-crumb {
  padding-top: 20px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: clamp(18px, 3vw, 34px) 0 clamp(26px, 4vw, 44px);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(220, 234, 236, .85) 0%, rgba(255, 255, 255, 0) 62%),
    var(--kq-white);
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
}

.page-faq .faq-hero__title {
  margin: 10px 0 0;
  font-family: var(--kq-font-head);
  font-weight: 800;
  font-size: clamp(32px, 5.6vw, 62px);
  line-height: 1.1;
  letter-spacing: .02em;
  color: var(--kq-deep);
}

.page-faq .faq-hero__lead {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: clamp(16px, 1.7vw, 18px);
  line-height: 1.78;
  color: var(--kq-ink-2);
}

.page-faq .faq-search {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 24px;
  padding: 9px 16px;
  border: 1px solid var(--kq-line);
  border-radius: 999px;
  background: var(--kq-white);
  box-shadow: var(--faq-shadow);
}

.page-faq .faq-search .kq-filter__input {
  flex: 1 1 220px;
  min-width: 0;
  padding: 8px 2px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--kq-ink);
  font-family: var(--kq-font-body);
  font-size: 16px;
  outline: none;
}

.page-faq .faq-search .kq-filter__input::placeholder {
  color: var(--kq-ink-2);
}

.page-faq .faq-search .kq-filter__input:focus-visible {
  outline: 2px solid var(--kq-mid);
  outline-offset: 3px;
}

.page-faq .faq-search__count {
  flex: none;
  font-size: 13px;
  color: var(--kq-ink-2);
  white-space: nowrap;
}

.page-faq .faq-hot {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-hot__link {
  display: inline-block;
  padding: 7px 13px;
  border: 1px solid var(--kq-line);
  border-radius: 999px;
  background: var(--kq-pale);
  color: var(--kq-deep);
  font-size: 14px;
  line-height: 1.4;
  text-decoration: none;
  transition: background .2s var(--kq-ease), border-color .2s var(--kq-ease);
}

.page-faq .faq-hot__link:hover,
.page-faq .faq-hot__link:focus-visible {
  background: var(--kq-white);
  border-color: var(--kq-mid);
}

.page-faq .faq-hero__figure {
  margin: 0;
  border: 1px solid var(--kq-line);
  border-radius: var(--faq-radius);
  overflow: hidden;
  background: var(--kq-pale);
  box-shadow: var(--faq-shadow);
}

.page-faq .faq-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .faq-hero__caption {
  padding: 10px 14px;
  background: var(--kq-white);
  border-top: 1px solid var(--kq-line);
  font-size: 13px;
  line-height: 1.6;
  color: var(--kq-ink-2);
}

.page-faq .kq-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  margin-top: clamp(22px, 3vw, 34px);
  padding: 12px 0 0;
  border-top: 1px solid var(--kq-line);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--kq-ink-2);
}

.page-faq .kq-meta__time {
  color: var(--kq-deep);
  font-size: 13px;
}

/* ---------- 三栏问答 ---------- */
.page-faq .faq-groups {
  padding: clamp(36px, 6vw, 74px) 0;
  background: var(--kq-white);
}

.page-faq .faq-groups__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--faq-gap);
  margin-top: clamp(22px, 3vw, 36px);
}

.page-faq .faq-col {
  min-width: 0;
  padding: 20px 18px 22px;
  border-top: 4px solid var(--kq-line);
  border-radius: 0 0 var(--faq-radius) var(--faq-radius);
  background: var(--kq-white);
}

.page-faq .faq-col--price { border-top-color: var(--kq-wine); }
.page-faq .faq-col--param { border-top-color: var(--kq-indigo); }

.page-faq .faq-col--archive {
  border-top-color: var(--kq-green);
  background: var(--kq-paper);
}

.page-faq .faq-col__head {
  padding-bottom: 4px;
}

.page-faq .faq-col__tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 4px;
  background: var(--kq-ink-2);
  color: var(--kq-white);
  font-size: 12px;
  letter-spacing: .14em;
  line-height: 1.6;
}

.page-faq .faq-col--price .faq-col__tag { background: var(--kq-wine); }
.page-faq .faq-col--param .faq-col__tag { background: var(--kq-indigo); }
.page-faq .faq-col--archive .faq-col__tag { background: var(--kq-green); }

.page-faq .faq-col__title {
  margin: 12px 0 0;
  font-family: var(--kq-font-head);
  font-weight: 800;
  font-size: clamp(20px, 2.1vw, 25px);
  line-height: 1.32;
  letter-spacing: .02em;
  color: var(--kq-deep);
}

.page-faq .faq-col--archive .faq-col__title {
  color: var(--kq-ink);
}

.page-faq .faq-col__desc {
  margin: 6px 0 0;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--kq-ink-2);
}

.page-faq .faq-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.page-faq .faq-item {
  padding: 16px 0;
  border-top: 1px solid var(--kq-line);
  scroll-margin-top: 96px;
}

.page-faq .faq-item:first-child {
  padding-top: 2px;
  border-top: 0;
}

.page-faq .faq-col--archive .faq-item {
  border-top-color: var(--kq-paper-line);
}

.page-faq .faq-item__q {
  display: flex;
  gap: 9px;
  margin: 0;
  font-family: var(--kq-font-head);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.52;
  letter-spacing: .01em;
  color: var(--kq-ink);
}

.page-faq .faq-item__no {
  flex: none;
  padding-top: 4px;
  font-family: var(--kq-font-mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--kq-orange);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-item__a {
  margin: 8px 0 0 30px;
  font-size: 15px;
  line-height: 1.74;
  color: var(--kq-ink);
}

.page-faq .faq-item[hidden] {
  display: none;
}

.page-faq mark {
  padding: 0 2px;
  border-radius: 2px;
  background: rgba(255, 106, 26, .22);
  color: inherit;
}

.page-faq .faq-empty {
  margin-top: 26px;
  padding: 16px 18px;
  border: 1px dashed var(--kq-line);
  border-radius: var(--faq-radius);
  background: var(--kq-pale);
  font-size: 15px;
  line-height: 1.7;
  color: var(--kq-ink-2);
}

.page-faq .faq-empty[data-visible="false"] {
  display: none;
}

/* ---------- 侧边竖条 ---------- */
.page-faq .faq-aside {
  display: grid;
  gap: 12px;
  align-content: start;
  padding: 22px 20px;
  border-radius: var(--faq-radius);
  background: var(--kq-deep);
  color: var(--kq-white);
}

.page-faq .faq-aside__eyebrow {
  margin: 0;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .18em;
  color: var(--kq-orange);
}

.page-faq .faq-aside__title {
  margin: 0;
  font-family: var(--kq-font-head);
  font-weight: 800;
  font-size: 19px;
  line-height: 1.42;
  color: var(--kq-white);
}

.page-faq .faq-aside p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(255, 255, 255, .78);
}

.page-faq .faq-aside__list {
  list-style: none;
  margin: 2px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
  font-size: 13.5px;
  line-height: 1.6;
  color: rgba(255, 255, 255, .92);
}

.page-faq .faq-aside__list li {
  display: flex;
  align-items: baseline;
  gap: 9px;
}

.page-faq .faq-aside__prefix {
  flex: none;
  padding: 1px 7px;
  border-radius: 4px;
  background: rgba(255, 255, 255, .16);
  font-family: var(--kq-font-mono);
  font-size: 12px;
  color: var(--kq-white);
}

.page-faq .faq-aside .kq-btn {
  margin-top: 4px;
  width: 100%;
  text-align: center;
  justify-content: center;
}

/* ---------- 误差区间使用带 ---------- */
.page-faq .faq-band {
  padding: clamp(34px, 5.4vw, 70px) 0;
  background: var(--kq-pale);
}

.page-faq .faq-band__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.4vw, 40px);
  align-items: center;
}

.page-faq .faq-band__figure {
  margin: 0;
  border: 1px solid var(--kq-line);
  border-radius: var(--faq-radius);
  overflow: hidden;
  background: var(--kq-white);
}

.page-faq .faq-band__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .faq-band__caption {
  padding: 10px 14px;
  border-top: 1px solid var(--kq-line);
  background: var(--kq-white);
  font-size: 13px;
  line-height: 1.6;
  color: var(--kq-ink-2);
}

.page-faq .faq-band__text h2 {
  margin: 10px 0 0;
  font-family: var(--kq-font-head);
  font-weight: 800;
  font-size: clamp(24px, 3.2vw, 36px);
  line-height: 1.28;
  letter-spacing: .02em;
  color: var(--kq-deep);
}

.page-faq .faq-band__text p {
  margin: 14px 0 0;
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--kq-ink);
}

.page-faq .faq-checks {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-checks__item {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.68;
  color: var(--kq-ink);
}

.page-faq .faq-checks__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 9px;
  height: 9px;
  border-radius: 2px;
  background: var(--kq-green);
}

/* ---------- 导出与批量使用 ---------- */
.page-faq .faq-export {
  padding: clamp(36px, 5.6vw, 74px) 0;
  background: var(--kq-white);
}

.page-faq .faq-export__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 34px);
  margin-top: clamp(22px, 3vw, 34px);
  align-items: start;
}

.page-faq .kq-tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--kq-line);
}

.page-faq .kq-tabs__btn {
  appearance: none;
  margin-bottom: -1px;
  padding: 10px 16px;
  border: 0;
  border-bottom: 3px solid transparent;
  border-radius: 0;
  background: transparent;
  color: var(--kq-ink-2);
  font-family: var(--kq-font-head);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .02em;
  cursor: pointer;
  transition: color .2s var(--kq-ease), border-color .2s var(--kq-ease);
}

.page-faq .kq-tabs__btn:hover {
  color: var(--kq-deep);
}

.page-faq .kq-tabs__btn[aria-selected="true"] {
  color: var(--kq-deep);
  border-bottom-color: var(--kq-orange);
}

.page-faq .kq-tabs__btn:focus-visible {
  outline: 2px solid var(--kq-mid);
  outline-offset: 2px;
}

.page-faq .kq-tabs__panel[hidden] {
  display: none;
}

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

.page-faq .kq-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--kq-line);
  border-radius: var(--faq-radius);
  background: var(--kq-white);
}

.page-faq .kq-table {
  width: 100%;
  min-width: 460px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-faq .kq-table th {
  padding: 11px 14px;
  background: var(--kq-indigo);
  color: var(--kq-white);
  font-weight: 700;
  text-align: left;
  white-space: nowrap;
}

.page-faq .kq-table td {
  padding: 11px 14px;
  border-top: 1px solid var(--kq-line);
  line-height: 1.66;
  color: var(--kq-ink);
}

.page-faq .kq-table tbody tr:nth-child(even) {
  background: var(--kq-pale);
}

.page-faq .kq-table td:first-child {
  font-family: var(--kq-font-mono);
  font-size: 13.5px;
  color: var(--kq-deep);
  white-space: nowrap;
}

.page-faq .faq-export__side {
  padding: 20px 18px 22px;
  border-left: 4px solid var(--kq-orange);
  border-radius: 0 var(--faq-radius) var(--faq-radius) 0;
  background: var(--kq-paper);
}

.page-faq .faq-export__side h3 {
  margin: 0;
  font-family: var(--kq-font-head);
  font-weight: 800;
  font-size: 19px;
  line-height: 1.42;
  color: var(--kq-ink);
}

.page-faq .faq-export__list {
  margin: 14px 0 0;
  padding-left: 20px;
  display: grid;
  gap: 9px;
  font-size: 15px;
  line-height: 1.68;
  color: var(--kq-ink);
}

.page-faq .faq-export__note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--kq-paper-line);
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--kq-ink-2);
}

.page-faq .faq-export__side .kq-btn {
  margin-top: 16px;
}

/* ---------- 人工支持 ---------- */
.page-faq .faq-support {
  padding: clamp(40px, 6vw, 82px) 0;
  background: var(--kq-deep);
  color: var(--kq-white);
}

.page-faq .faq-support__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.6vw, 46px);
  align-items: start;
}

.page-faq .faq-eyebrow--light {
  margin: 0;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .18em;
  color: var(--kq-orange);
}

.page-faq .faq-support__text h2 {
  margin: 10px 0 0;
  font-family: var(--kq-font-head);
  font-weight: 800;
  font-size: clamp(26px, 3.6vw, 42px);
  line-height: 1.24;
  letter-spacing: .02em;
  color: var(--kq-white);
}

.page-faq .faq-support__text p {
  margin: 16px 0 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .8);
}

.page-faq .faq-support__text .kq-btn {
  margin-top: 22px;
}

.page-faq .faq-support__panel {
  display: grid;
  gap: 14px;
  padding: 22px 20px;
  border: 1px solid rgba(255, 255, 255, .2);
  border-radius: var(--faq-radius);
  background: rgba(255, 255, 255, .07);
}

.page-faq .faq-support__row {
  display: grid;
  gap: 4px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, .12);
}

.page-faq .faq-support__row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-faq .faq-support__k {
  font-size: 12px;
  letter-spacing: .16em;
  color: rgba(255, 255, 255, .6);
}

.page-faq .faq-support__v {
  font-size: 15.5px;
  line-height: 1.6;
  color: var(--kq-white);
}

.page-faq .faq-support__v a {
  color: var(--kq-white);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-support__v a:hover {
  color: var(--kq-orange);
}

/* ---------- 延伸阅读 ---------- */
.page-faq .faq-more {
  padding: clamp(32px, 4.6vw, 62px) 0;
  background: var(--kq-white);
}

.page-faq .faq-more__title {
  margin: 0;
  font-family: var(--kq-font-head);
  font-weight: 800;
  font-size: clamp(22px, 2.6vw, 30px);
  letter-spacing: .02em;
  color: var(--kq-deep);
}

.page-faq .faq-more__list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-faq .faq-more__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 17px;
  border: 1px solid var(--kq-line);
  border-left: 4px solid var(--kq-mid);
  border-radius: 0 var(--faq-radius) var(--faq-radius) 0;
  background: var(--kq-white);
  color: var(--kq-ink);
  font-size: 15.5px;
  line-height: 1.6;
  text-decoration: none;
  transition: border-color .2s var(--kq-ease), background .2s var(--kq-ease);
}

.page-faq .faq-more__link:hover,
.page-faq .faq-more__link:focus-visible {
  border-left-color: var(--kq-orange);
  background: var(--kq-pale);
}

.page-faq .faq-more__go {
  flex: none;
  font-family: var(--kq-font-mono);
  color: var(--kq-orange);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-groups__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-aside {
    grid-column: 1 / -1;
  }

  .page-faq .faq-more__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    gap: clamp(30px, 4vw, 52px);
  }

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

  .page-faq .faq-export__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, .85fr);
  }

  .page-faq .faq-support__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, .85fr);
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-groups__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr)) minmax(200px, 236px);
    align-items: start;
  }

  .page-faq .faq-aside {
    grid-column: auto;
    position: sticky;
    top: 96px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    transition-duration: .001ms !important;
    animation-duration: .001ms !important;
  }
}