.page-faq {
  --faq-pad: 20px;
  --faq-line: rgba(27, 36, 48, .16);
  --faq-index-w: 268px;
  display: block;
  padding-bottom: 64px;
  color: var(--ky-brown);
  background:
    radial-gradient(900px 420px at 92% -6%, rgba(226, 166, 60, .26), transparent 64%),
    radial-gradient(720px 380px at 2% 14%, rgba(196, 87, 31, .09), transparent 62%),
    var(--ky-cream);
  font-family: var(--ky-font-body);
  font-size: 1rem;
  line-height: 1.8;
  overflow-x: hidden;
}

@media (min-width: 900px) {
  .page-faq {
    --faq-pad: 48px;
  }
}

/* ---------- 面包屑 ---------- */
.page-faq .ky-breadcrumb {
  max-width: var(--ky-max);
  margin: 0 auto;
  padding: 22px var(--faq-pad) 0;
  font-family: var(--ky-font-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  color: var(--ky-rock);
}

.page-faq .ky-breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .ky-breadcrumb a {
  color: var(--ky-rock);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .16s var(--ky-ease), border-color .16s var(--ky-ease);
}

.page-faq .ky-breadcrumb a:hover,
.page-faq .ky-breadcrumb a:focus-visible {
  color: var(--ky-orange);
  border-bottom-color: var(--ky-orange);
}

.page-faq .ky-breadcrumb li + li::before {
  content: "/";
  margin-right: 6px;
  color: var(--ky-sand);
}

/* ---------- 首屏 ---------- */
.faq-hero {
  max-width: var(--ky-max);
  margin: 0 auto;
  padding: 34px var(--faq-pad) 38px;
  display: grid;
  gap: 26px;
}

@media (min-width: 960px) {
  .faq-hero {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: 46px;
    padding-top: 48px;
    align-items: start;
  }
}

.faq-hero__lead {
  min-width: 0;
}

.faq-hero__title {
  margin: 14px 0 0;
  font-family: var(--ky-font-display);
  font-weight: 900;
  font-size: clamp(1.95rem, 6.2vw, 3.4rem);
  line-height: 1.1;
  letter-spacing: -.01em;
  color: var(--ky-ink);
  max-width: 15em;
}

.faq-hero__lede {
  margin: 20px 0 0;
  max-width: 34em;
  font-size: 1.06rem;
  line-height: 1.9;
  color: var(--ky-brown);
}

.faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.faq-hero__aside {
  position: relative;
  padding: 26px 22px 28px;
  background: var(--ky-ink);
  color: #F1E7D8;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
}

.faq-hero__aside::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--ky-orange), var(--ky-sand) 58%, var(--ky-lime));
}

.faq-hero__aside .ky-meta {
  color: var(--ky-sand);
}

.faq-hero__stamp {
  margin: 10px 0 12px;
  font-family: var(--ky-font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 3.4vw, 2rem);
  line-height: 1.2;
  letter-spacing: .02em;
  color: #FFFFFF;
}

.faq-hero__asideText {
  margin: 0;
  font-size: .96rem;
  line-height: 1.85;
  color: rgba(241, 231, 216, .88);
}

/* ---------- 分组导航 ---------- */
.faq-map {
  position: sticky;
  top: 0;
  z-index: 6;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 10px var(--faq-pad);
  background: rgba(243, 233, 218, .95);
  border-top: 1px solid var(--faq-line);
  border-bottom: 1px solid var(--faq-line);
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.faq-map::-webkit-scrollbar {
  display: none;
}

.faq-map a {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding: 7px 13px;
  font-size: .84rem;
  font-weight: 700;
  color: var(--ky-ink);
  text-decoration: none;
  border: 1px solid rgba(27, 36, 48, .22);
  background: rgba(251, 244, 232, .7);
  transition: background .16s var(--ky-ease), color .16s var(--ky-ease), border-color .16s var(--ky-ease);
}

.faq-map a:hover,
.faq-map a:focus-visible {
  background: var(--ky-orange);
  border-color: var(--ky-orange);
  color: #FFFFFF;
}

.faq-map__no {
  font-family: var(--ky-font-mono);
  font-size: .68rem;
  letter-spacing: .06em;
  color: var(--ky-orange);
}

.faq-map a:hover .faq-map__no,
.faq-map a:focus-visible .faq-map__no {
  color: #FFE3C4;
}

/* ---------- 分组 ---------- */
.faq-group {
  max-width: var(--ky-max);
  margin: 0 auto;
  padding: 42px var(--faq-pad) 6px;
  scroll-margin-top: 76px;
}

.faq-group__head {
  padding-bottom: 14px;
  margin-bottom: 24px;
  border-bottom: 2px solid var(--ky-ink);
}

.faq-group__head .ky-meta {
  color: var(--ky-orange);
}

.faq-group__title {
  margin: 8px 0 0;
  font-family: var(--ky-font-display);
  font-weight: 900;
  font-size: clamp(1.35rem, 3.4vw, 2rem);
  line-height: 1.25;
  letter-spacing: -.005em;
  color: var(--ky-ink);
}

.faq-group__grid {
  display: grid;
  gap: 22px;
  min-width: 0;
}

@media (min-width: 900px) {
  .faq-group__grid {
    grid-template-columns: var(--faq-index-w) minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }
}

/* ---------- 问题索引条 ---------- */
.faq-index {
  display: grid;
  gap: 6px;
  align-content: start;
  min-width: 0;
}

@media (min-width: 900px) {
  .faq-index {
    position: sticky;
    top: 84px;
  }
}

.faq-index__row {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  padding: 10px 12px;
  text-decoration: none;
  color: var(--ky-brown);
  background: rgba(251, 244, 232, .72);
  border-left: 3px solid rgba(27, 36, 48, .18);
  font-size: .92rem;
  line-height: 1.55;
  transition: background .16s var(--ky-ease), border-color .16s var(--ky-ease), color .16s var(--ky-ease);
}

.faq-index__row:hover,
.faq-index__row:focus-visible {
  background: var(--ky-orange);
  border-left-color: var(--ky-sand);
  color: #FFFFFF;
}

.faq-index__no {
  font-family: var(--ky-font-mono);
  font-size: .7rem;
  letter-spacing: .06em;
  color: var(--ky-orange);
}

.faq-index__row:hover .faq-index__no,
.faq-index__row:focus-visible .faq-index__no {
  color: #FFE3C4;
}

.faq-index__name {
  min-width: 0;
}

/* ---------- 答案区 ---------- */
.faq-answers {
  display: grid;
  gap: 12px;
  min-width: 0;
}

.faq-q {
  background: var(--ky-paper);
  border: 1px solid rgba(27, 36, 48, .18);
  transition: border-color .16s var(--ky-ease);
  scroll-margin-top: 84px;
}

.faq-q[open] {
  border-color: var(--ky-orange);
}

.faq-q > summary {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  font-weight: 800;
  font-size: 1rem;
  line-height: 1.55;
  color: var(--ky-ink);
  transition: background .16s var(--ky-ease), color .16s var(--ky-ease);
}

.faq-q > summary::-webkit-details-marker {
  display: none;
}

.faq-q > summary::before {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--ky-font-mono);
  font-size: 1.1rem;
  line-height: 1.35;
  color: var(--ky-orange);
}

.faq-q[open] > summary::before {
  content: "\2013";
}

.faq-q > summary:hover,
.faq-q > summary:focus-visible {
  background: rgba(226, 166, 60, .18);
}

.faq-q > summary:focus-visible {
  outline: 2px solid var(--ky-sand);
  outline-offset: -2px;
}

.faq-q__body {
  padding: 4px 18px 20px;
  border-top: 1px dashed rgba(27, 36, 48, .2);
}

/* ---------- 步骤 ---------- */
.faq-steps {
  counter-reset: step;
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 11px;
}

.faq-steps > li {
  counter-increment: step;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 11px;
  font-size: .99rem;
  line-height: 1.8;
}

.faq-steps > li::before {
  content: counter(step, decimal-leading-zero);
  align-self: start;
  margin-top: 5px;
  padding: 1px 0;
  text-align: center;
  font-family: var(--ky-font-mono);
  font-size: .7rem;
  letter-spacing: .06em;
  color: var(--ky-ink-deep);
  background: var(--ky-sand);
}

.faq-q__tail {
  margin: 16px 0 0;
  padding-left: 14px;
  border-left: 3px solid var(--ky-clay);
  font-size: .93rem;
  line-height: 1.8;
  color: var(--ky-rock);
}

/* ---------- 图片 ---------- */
.page-faq .faq-figure {
  margin: 0 0 6px;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid rgba(27, 36, 48, .18);
  background: var(--ky-clay);
}

.page-faq .faq-figure__cap {
  margin-top: 8px;
  font-family: var(--ky-font-mono);
  font-size: .72rem;
  letter-spacing: .05em;
  line-height: 1.7;
  color: var(--ky-rock);
}

.page-faq .faq-figure--wide {
  margin: 26px auto 0;
  max-width: 780px;
}

/* ---------- 同步说明条 ---------- */
.faq-syncstrip {
  display: grid;
  gap: 10px;
  padding: 16px 18px;
  background: rgba(36, 56, 79, .08);
  border-left: 3px solid var(--ky-navy);
}

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

.faq-sync__dev {
  position: relative;
  padding: 6px 11px 6px 32px;
  font-family: var(--ky-font-mono);
  font-size: .72rem;
  letter-spacing: .06em;
  color: var(--ky-navy);
  border: 1px dashed rgba(36, 56, 79, .45);
  background: rgba(251, 244, 232, .6);
}

.faq-sync__dev::before {
  content: "";
  position: absolute;
  left: 11px;
  top: 50%;
  width: 12px;
  height: 10px;
  margin-top: -5px;
  border: 1.5px solid var(--ky-orange);
}

.faq-sync__dev--tv::before {
  height: 8px;
  margin-top: -4px;
}

.faq-sync__dev--pad::before {
  width: 11px;
  height: 12px;
  margin-top: -6px;
}

.faq-sync__dev--phone::before {
  width: 7px;
  height: 12px;
  margin-top: -6px;
}

.faq-sync__dev--desk::before {
  width: 14px;
  height: 9px;
  margin-top: -5px;
}

.faq-syncstrip__note {
  margin: 0;
  font-size: .93rem;
  line-height: 1.7;
  color: var(--ky-navy);
}

/* ---------- 字号对照 ---------- */
.faq-zoom {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

@media (min-width: 640px) {
  .faq-zoom {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: end;
  }
}

.faq-zoom__col {
  padding: 14px 16px;
  background: rgba(239, 201, 166, .34);
  border: 1px solid rgba(27, 36, 48, .14);
}

.faq-zoom__col--big {
  background: rgba(226, 166, 60, .26);
  border-color: rgba(196, 87, 31, .4);
}

.faq-zoom__col .ky-meta {
  color: var(--ky-rock);
}

.faq-zoom__text {
  margin: 8px 0 0;
  font-size: .95rem;
  line-height: 1.9;
  color: var(--ky-brown);
}

.faq-zoom__col--big .faq-zoom__text {
  font-size: 1.75rem;
  line-height: 1.5;
  color: var(--ky-ink);
}

/* ---------- 联系方式复制 ---------- */
.faq-contact {
  display: grid;
  gap: 10px;
  margin-top: 18px;
  padding: 16px;
  background: rgba(36, 56, 79, .06);
  border: 1px solid rgba(36, 56, 79, .18);
}

.faq-copy {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.page-faq .ky-copy__key {
  font-family: var(--ky-font-mono);
  font-size: .72rem;
  letter-spacing: .06em;
  color: var(--ky-rock);
  flex: 0 0 auto;
}

.page-faq .ky-copy__val {
  font-family: var(--ky-font-mono);
  font-size: .86rem;
  letter-spacing: .03em;
  color: var(--ky-ink);
  word-break: break-all;
  min-width: 0;
}

.faq-copy__btn {
  flex: 0 0 auto;
}

.faq-contact__note {
  margin: 2px 0 0;
  font-size: .9rem;
  line-height: 1.75;
  color: var(--ky-rock);
}

/* ---------- 收尾条 ---------- */
.faq-next {
  max-width: var(--ky-max);
  margin: 54px auto 0;
  padding: 0 var(--faq-pad);
}

.faq-next__inner {
  position: relative;
  padding: 32px 24px 34px;
  background: var(--ky-ink);
  color: #F1E7D8;
  clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 26px, 100% 100%, 0 100%);
}

.faq-next__inner .ky-meta {
  color: var(--ky-lime);
}

.faq-next__title {
  margin: 10px 0 0;
  font-family: var(--ky-font-display);
  font-weight: 900;
  font-size: clamp(1.35rem, 3.4vw, 2rem);
  line-height: 1.24;
  color: #FFFFFF;
}

.faq-next__text {
  margin: 14px 0 0;
  max-width: 40em;
  font-size: .99rem;
  line-height: 1.85;
  color: rgba(241, 231, 216, .88);
}

.faq-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

/* ---------- 按钮装饰 ---------- */
.page-faq .ky-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  font-family: var(--ky-font-body);
  font-size: .9rem;
  font-weight: 700;
  line-height: 1.4;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background .16s var(--ky-ease), color .16s var(--ky-ease), border-color .16s var(--ky-ease);
}

.page-faq .ky-btn--primary {
  background: var(--ky-orange);
  color: #FFFFFF;
  border-color: var(--ky-orange);
}

.page-faq .ky-btn--primary:hover,
.page-faq .ky-btn--primary:focus-visible {
  background: var(--ky-sand);
  border-color: var(--ky-sand);
  color: var(--ky-ink-deep);
}

.page-faq .ky-btn--line {
  background: transparent;
  color: var(--ky-ink);
  border-color: rgba(27, 36, 48, .35);
}

.page-faq .ky-btn--line:hover,
.page-faq .ky-btn--line:focus-visible {
  background: var(--ky-ink);
  border-color: var(--ky-ink);
  color: #FFFFFF;
}

.page-faq .ky-btn--ink {
  background: var(--ky-ink);
  color: #FFFFFF;
  border-color: var(--ky-ink);
}

.page-faq .ky-btn--ink:hover,
.page-faq .ky-btn--ink:focus-visible {
  background: var(--ky-navy);
  border-color: var(--ky-navy);
}

.page-faq .ky-btn:focus-visible {
  outline: 2px solid var(--ky-sand);
  outline-offset: 2px;
}

.faq-next__inner .ky-btn--line {
  color: #F1E7D8;
  border-color: rgba(241, 231, 216, .45);
}

.faq-next__inner .ky-btn--line:hover,
.faq-next__inner .ky-btn--line:focus-visible {
  background: var(--ky-sand);
  border-color: var(--ky-sand);
  color: var(--ky-ink-deep);
}

/* ---------- 等宽标签基础 ---------- */
.page-faq .ky-meta {
  margin: 0;
  font-family: var(--ky-font-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  line-height: 1.6;
  color: var(--ky-rock);
}

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