.page-faq {
  --faq-line: rgba(74, 52, 40, .14);
  --faq-dash: rgba(74, 52, 40, .24);
  --faq-gold-soft: rgba(217, 164, 65, .3);
  --faq-gap: clamp(20px, 4vw, 34px);
  position: relative;
  max-width: 100%;
}

.page-faq .faq-hero {
  padding-top: clamp(12px, 3vw, 26px);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 26px;
}

.page-faq .faq-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  padding-left: 11px;
  border-left: 3px solid var(--red);
  font-size: .78rem;
  letter-spacing: .16em;
  color: var(--brown);
}

.page-faq .faq-hero__kicker .num {
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--red);
}

.page-faq .faq-hero__title {
  margin: 0 0 20px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2.1rem, 7vw, 4.1rem);
  line-height: 1.07;
  letter-spacing: -.015em;
  color: var(--ink);
  text-wrap: balance;
}

.page-faq .faq-hero__title .hl {
  color: var(--red);
  background-image: linear-gradient(transparent 64%, rgba(217, 164, 65, .38) 64%);
  background-repeat: no-repeat;
  background-size: 100% 100%;
  padding: 0 .05em;
}

.page-faq .faq-hero__lead {
  max-width: 60ch;
  margin: 0;
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--brown);
}

.page-faq .faq-quick {
  padding: 22px 20px 10px;
}

.page-faq .faq-quick__cap {
  margin: 0 0 4px;
  font-family: var(--font-num);
  font-size: .72rem;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--gold);
}

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

.page-faq .faq-quick__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "k k"
    "v n";
  align-items: baseline;
  gap: 3px 12px;
  padding: 13px 0;
  border-bottom: 1px dashed var(--faq-gold-soft);
}

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

.page-faq .faq-quick__k {
  grid-area: k;
  font-size: .8rem;
  letter-spacing: .06em;
  color: rgba(247, 241, 229, .68);
}

.page-faq .faq-quick__v {
  grid-area: v;
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--gold);
  word-break: break-word;
}

.page-faq .faq-quick__n {
  grid-area: n;
  font-size: .78rem;
  line-height: 1.5;
  text-align: right;
  color: rgba(247, 241, 229, .78);
  max-width: 15ch;
}

/* ---------- 筛选工具条 ---------- */

.page-faq .faq-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: clamp(28px, 5vw, 46px);
  padding-top: 18px;
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-toolbar .filter-bar {
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-toolbar__side {
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-faq .faq-toolbar .filter-count {
  font-family: var(--font-num);
  font-size: .78rem;
  letter-spacing: .04em;
  color: var(--brown);
}

.page-faq .faq-fav {
  flex: none;
}

/* ---------- 索引 + 问答双栏 ---------- */

.page-faq .faq-layout {
  display: grid;
  gap: 30px;
  margin-top: clamp(24px, 4vw, 40px);
}

.page-faq .faq-index {
  padding: 18px 16px 14px;
  background: rgba(255, 255, 255, .5);
  border: 1px solid var(--faq-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}

.page-faq .faq-index__cap {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--ink);
  font-family: var(--font-num);
  font-size: .72rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--brown);
}

.page-faq .faq-index__cap .num {
  color: var(--red);
  font-weight: 700;
}

.page-faq .faq-index__group + .faq-index__group {
  margin-top: 16px;
}

.page-faq .faq-index__head {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-size: .94rem;
  font-weight: 800;
  color: var(--ink);
}

.page-faq .faq-index__head .num {
  font-size: .72rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: .06em;
}

.page-faq .faq-index__list {
  margin: 0;
  padding: 0 0 0 16px;
  list-style: none;
  border-left: 1px dashed var(--faq-dash);
}

.page-faq .faq-index__list li {
  position: relative;
}

.page-faq .faq-index__list li::before {
  content: "";
  position: absolute;
  left: -16px;
  top: 1.05em;
  width: 9px;
  height: 1px;
  background: var(--bronze);
}

.page-faq .faq-index__list a {
  display: block;
  padding: 4px 0;
  font-size: .84rem;
  line-height: 1.6;
  color: var(--brown);
  text-decoration: none;
  transition: color .2s ease, transform .2s ease;
}

.page-faq .faq-index__list a:hover,
.page-faq .faq-index__list a:focus-visible {
  color: var(--red);
  transform: translateX(3px);
}

/* ---------- 问答分组 ---------- */

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

.page-faq .qa-group + .qa-group {
  margin-top: clamp(30px, 5vw, 46px);
}

.page-faq .qa-group__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-rows: auto auto;
  gap: 2px 14px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--ink);
}

.page-faq .qa-group__no {
  grid-column: 1;
  grid-row: 1 / span 2;
  align-self: start;
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.15;
  color: var(--red);
}

.page-faq .qa-group__title {
  grid-column: 2;
  grid-row: 1;
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(1.22rem, 3.4vw, 1.58rem);
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-faq .qa-group__lead {
  grid-column: 2;
  grid-row: 2;
  margin: 2px 0 0;
  font-size: .84rem;
  line-height: 1.65;
  color: var(--brown);
  opacity: .85;
}

/* ---------- 折叠问答 ---------- */

.page-faq .qa {
  border-bottom: 1px dashed var(--faq-dash);
  scroll-margin-top: calc(var(--strip-h) + 20px);
  transition: background .25s ease, box-shadow .25s ease;
}

.page-faq .qa__sum {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: start;
  gap: 4px 14px;
  padding: 17px 6px 17px 8px;
  cursor: pointer;
  list-style: none;
}

.page-faq .qa__sum::-webkit-details-marker,
.page-faq .qa__sum::marker {
  display: none;
  content: "";
}

.page-faq .qa__sum:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: -2px;
}

.page-faq .qa__no {
  padding-top: .32em;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--bronze);
  transition: color .25s ease;
}

.page-faq .qa__q {
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.55;
  color: var(--ink);
  transition: color .25s ease;
}

.page-faq .qa__mark {
  position: relative;
  width: 18px;
  height: 18px;
  margin-top: .38em;
}

.page-faq .qa__mark::before,
.page-faq .qa__mark::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--red);
  transform: translate(-50%, -50%);
  transition: transform .25s ease, opacity .25s ease;
}

.page-faq .qa__mark::before {
  width: 12px;
  height: 2px;
}

.page-faq .qa__mark::after {
  width: 2px;
  height: 12px;
}

.page-faq .qa__sum:hover .qa__q {
  color: var(--red);
}

.page-faq .qa[open] {
  background: linear-gradient(90deg, rgba(200, 50, 43, .07), rgba(200, 50, 43, 0) 62%);
  box-shadow: inset 3px 0 0 var(--red);
}

.page-faq .qa[open] .qa__no {
  color: var(--red);
}

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

.page-faq .qa__body {
  padding: 0 6px 22px 34px;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--brown);
}

.page-faq .qa__body p {
  margin: 0 0 .85em;
}

.page-faq .qa__body p:last-child {
  margin-bottom: 0;
}

.page-faq .qa__body a {
  color: var(--blue);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-faq .qa__body a:hover,
.page-faq .qa__body a:focus-visible {
  color: var(--red);
}

.page-faq .qa__steps {
  margin: 0 0 .95em;
  padding: 0;
  list-style: none;
  counter-reset: qs;
}

.page-faq .qa__steps li {
  position: relative;
  padding-left: 30px;
  margin-bottom: 7px;
  counter-increment: qs;
}

.page-faq .qa__steps li:last-child {
  margin-bottom: 0;
}

.page-faq .qa__steps li::before {
  content: counter(qs, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: .18em;
  font-family: var(--font-num);
  font-size: .74rem;
  font-weight: 700;
  color: var(--gold);
}

/* ---------- 插图 ---------- */

.page-faq .faq-figure {
  margin: clamp(24px, 4vw, 36px) 0;
  border-top: 1px solid var(--faq-line);
  border-bottom: 1px solid var(--faq-line);
  padding: 18px 0;
}

.page-faq .faq-figure .frame__media {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  background: rgba(201, 183, 156, .22);
}

.page-faq .faq-figure .frame__cap {
  margin-top: 12px;
  padding-left: 12px;
  border-left: 2px solid var(--gold);
  font-size: .8rem;
  line-height: 1.7;
  color: var(--brown);
}

/* ---------- 相关入口 ---------- */

.page-faq .faq-next {
  margin-top: clamp(40px, 7vw, 72px);
}

.page-faq .faq-next__list {
  display: grid;
  gap: 14px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-next__item a {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-rows: auto auto;
  gap: 3px 14px;
  padding: 18px 20px;
  background: rgba(255, 255, 255, .55);
  border: 1px solid var(--faq-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
  text-decoration: none;
  transition: transform .25s ease, border-color .25s ease, background .25s ease;
}

.page-faq .faq-next__item a:hover,
.page-faq .faq-next__item a:focus-visible {
  transform: translateY(-3px);
  border-color: var(--faq-gold-soft);
  background: rgba(217, 164, 65, .1);
}

.page-faq .faq-next__k {
  grid-column: 1;
  grid-row: 1 / span 2;
  align-self: start;
  padding-top: .2em;
  font-size: .76rem;
  font-weight: 700;
  color: var(--gold);
}

.page-faq .faq-next__t {
  grid-column: 2;
  grid-row: 1;
  font-family: var(--font-head);
  font-size: 1.06rem;
  font-weight: 800;
  line-height: 1.5;
  color: var(--ink);
}

.page-faq .faq-next__d {
  grid-column: 2;
  grid-row: 2;
  font-size: .85rem;
  line-height: 1.7;
  color: var(--brown);
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-faq .faq-quick__item {
    grid-template-columns: minmax(0, 1fr) minmax(0, auto);
  }

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

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, .92fr);
    gap: 44px;
    align-items: end;
  }

  .page-faq .faq-hero__lead {
    font-size: 1.125rem;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-layout {
    grid-template-columns: 276px minmax(0, 1fr);
    gap: 48px;
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--strip-h) + 26px);
  }

  .page-faq .faq-qa {
    padding-top: 2px;
  }

  .page-faq .faq-next__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1240px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, .85fr);
    gap: 56px;
  }
}

/* 筛选后空掉的分组自动收起 */
.page-faq .qa-group:not(:has(.qa:not([hidden]))) {
  display: none;
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa__sum,
  .page-faq .qa__no,
  .page-faq .qa__q,
  .page-faq .qa__mark::before,
  .page-faq .qa__mark::after,
  .page-faq .faq-index__list a,
  .page-faq .faq-next__item a {
    transition: none;
  }
}