.page-faq {
  --faq-accent: var(--flame);
  --faq-edge: var(--hair);
  background: var(--paper);
  color: var(--ink);
  overflow-x: clip;
}

/* 面包屑 */
.page-faq .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 18px;
  padding-bottom: 18px;
  font-size: 12px;
  letter-spacing: .04em;
  color: rgba(18, 16, 15, .56);
}
.page-faq .breadcrumb a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s ease, border-color .18s ease;
}
.page-faq .breadcrumb a:hover,
.page-faq .breadcrumb a:focus-visible {
  color: var(--flame);
  border-bottom-color: var(--flame);
}
.page-faq .breadcrumb__sep {
  color: rgba(18, 16, 15, .3);
}

/* 首屏 */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
  padding: 48px 0 68px;
}
.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 8px;
  background: linear-gradient(90deg, var(--flame) 0 34%, var(--clay) 34% 58%, var(--amber) 58% 100%);
  transform: skewY(-.7deg);
  transform-origin: 0 100%;
  z-index: 2;
  pointer-events: none;
}
.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  top: -34%;
  right: -22%;
  width: 68%;
  aspect-ratio: 1 / 1;
  background: radial-gradient(circle at 50% 50%, rgba(226, 69, 42, .5), rgba(226, 69, 42, 0) 66%);
  pointer-events: none;
}
.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
}
.page-faq .faq-hero .eyebrow {
  color: var(--flame);
}
.page-faq .faq-hero h1 {
  margin: 14px 0 0;
  max-width: 15em;
}
.page-faq .faq-hero__lead {
  margin: 20px 0 0;
  max-width: 36em;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(245, 239, 228, .8);
}

/* 六分钟计时条 */
.page-faq .timer {
  margin-top: 34px;
  max-width: 560px;
  padding: 18px 18px 16px;
  border: 1px solid var(--hair-inv);
  background: rgba(245, 239, 228, .045);
  display: grid;
  gap: 14px;
}
.page-faq .timer__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
}
.page-faq .timer__num {
  font-family: var(--font-mono);
  font-size: 42px;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--flame);
  font-variant-numeric: tabular-nums;
}
.page-faq .timer__unit {
  font-size: 11px;
  letter-spacing: .2em;
  color: rgba(245, 239, 228, .54);
}
.page-faq .timer__track {
  position: relative;
  height: 4px;
  background: rgba(245, 239, 228, .16);
  overflow: hidden;
}
.page-faq .timer__fill {
  position: absolute;
  inset: 0 12% 0 0;
  background: linear-gradient(90deg, var(--flame), var(--amber));
}
.page-faq .timer__text {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: rgba(245, 239, 228, .72);
}

/* 问答分组 */
.page-faq .qa-group {
  padding-top: 52px;
  padding-bottom: 52px;
  border-top: 1px solid var(--faq-edge);
}
.page-faq .qa-group--jade { --faq-accent: var(--jade); }
.page-faq .qa-group--amber { --faq-accent: var(--amber); }
.page-faq .qa-group--silver { --faq-accent: var(--silver); }
.page-faq .qa-group--flame { --faq-accent: var(--flame); }

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

.page-faq .qa-group__side {
  border-top: 3px solid var(--faq-accent);
  padding-top: 14px;
}
.page-faq .qa-group__kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-size: 12px;
  letter-spacing: .16em;
  color: rgba(18, 16, 15, .58);
}
.page-faq .qa-group__kicker .num {
  font-family: var(--font-mono);
  font-size: 18px;
  letter-spacing: 0;
  color: var(--faq-accent);
}
.page-faq .qa-group__side h2 {
  margin: 12px 0 0;
}

/* 问题索引 */
.page-faq .qindex {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  border-top: 1px solid var(--faq-edge);
}
.page-faq .qindex li {
  border-bottom: 1px solid var(--faq-edge);
}
.page-faq .qindex a {
  display: grid;
  grid-template-columns: 30px 1fr;
  gap: 10px;
  align-items: baseline;
  padding: 11px 10px 11px 8px;
  border-left: 3px solid transparent;
  color: inherit;
  text-decoration: none;
  font-size: 15px;
  line-height: 1.5;
  transition: border-color .18s ease, background-color .18s ease, transform .18s ease;
}
.page-faq .qindex a:hover,
.page-faq .qindex a:focus-visible {
  border-left-color: var(--flame);
  background: rgba(18, 16, 15, .045);
  transform: translateX(4px);
}
.page-faq .qindex__n {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--faq-accent);
}

/* 答案区 */
.page-faq .qa-group__main {
  display: grid;
  gap: 14px;
  align-content: start;
}
.page-faq .qa-card {
  position: relative;
  padding: 20px 18px 20px 20px;
  background: rgba(255, 255, 255, .62);
  border: 1px solid var(--faq-edge);
  overflow-wrap: break-word;
  transition: background-color .2s ease, border-color .2s ease;
}
.page-faq .qa-card::before {
  content: "";
  position: absolute;
  left: -1px;
  top: -1px;
  width: 3px;
  height: 0;
  background: var(--flame);
  transition: height .28s ease;
}
.page-faq .qa-card:target {
  background: #FFFFFF;
  border-color: var(--clay);
}
.page-faq .qa-card:target::before {
  height: calc(100% + 2px);
}
.page-faq .qa-card__q {
  margin: 0;
  font-size: 18px;
  line-height: 1.5;
  font-weight: 700;
  letter-spacing: -.01em;
}
.page-faq .qa-card__q::before {
  content: "";
  display: inline-block;
  width: 14px;
  height: 2px;
  margin-right: 10px;
  vertical-align: 5px;
  background: var(--faq-accent);
}
.page-faq .qa-card p {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(18, 16, 15, .82);
}

/* 步骤 */
.page-faq .steps {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  counter-reset: faq-step;
}
.page-faq .steps li {
  counter-increment: faq-step;
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 12px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(18, 16, 15, .82);
}
.page-faq .steps li::before {
  content: counter(faq-step, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 11px;
  width: 26px;
  height: 26px;
  margin-top: 3px;
  display: grid;
  place-items: center;
  border: 1px solid var(--faq-accent);
  background: var(--paper);
  color: var(--ink);
}

/* 格式标签 */
.page-faq .fmt {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}
.page-faq .fmt .badge {
  font-family: var(--font-mono);
  letter-spacing: .08em;
}

/* 图片容器 */
.page-faq .media-frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* 客服信息带 */
.page-faq .ask-band {
  background: var(--silver);
  color: var(--ink);
  padding: 52px 0 60px;
  border-top: 1px solid rgba(18, 16, 15, .18);
}
.page-faq .ask-band .eyebrow {
  color: rgba(18, 16, 15, .58);
}
.page-faq .ask-band__title {
  margin: 12px 0 0;
  max-width: 20em;
}
.page-faq .ask-grid {
  display: grid;
  gap: 14px;
  margin-top: 28px;
}
.page-faq .ask-card {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 20px 18px;
  background: rgba(245, 239, 228, .74);
  border: 1px solid rgba(18, 16, 15, .16);
  overflow-wrap: break-word;
}
.page-faq .ask-card__n {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--clay);
}
.page-faq .ask-card__t {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -.01em;
}
.page-faq .ask-card__d {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(18, 16, 15, .76);
}
.page-faq .ask-card__v {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: -.01em;
  overflow-wrap: anywhere;
}
.page-faq .ask-card__v a {
  color: var(--ember);
  text-decoration: none;
  border-bottom: 1px solid rgba(18, 16, 15, .2);
  transition: color .18s ease, border-color .18s ease;
}
.page-faq .ask-card__v a:hover,
.page-faq .ask-card__v a:focus-visible {
  color: var(--flame);
  border-bottom-color: var(--flame);
}
.page-faq .ask-card .btn {
  justify-self: start;
  margin-top: 4px;
}

.page-faq .ask-prep {
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid rgba(18, 16, 15, .2);
  max-width: 48em;
}
.page-faq .ask-prep__t {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.7;
}
.page-faq .ask-prep__l {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}
.page-faq .ask-prep__l li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(18, 16, 15, .78);
}
.page-faq .ask-prep__l li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 8px;
  height: 2px;
  background: var(--clay);
}
.page-faq .ask-prep__addr {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(18, 16, 15, .6);
}

/* 中等屏幕 */
@media (min-width: 720px) {
  .page-faq .qa-group {
    padding-top: 72px;
    padding-bottom: 72px;
  }
  .page-faq .ask-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
  }
  .page-faq .qa-card {
    padding: 24px 24px 24px 26px;
  }
  .page-faq .qa-card__q {
    font-size: 20px;
  }
}

/* 桌面 */
@media (min-width: 1000px) {
  .page-faq .faq-hero {
    padding: 84px 0 104px;
  }
  .page-faq .faq-hero__lead {
    font-size: 17px;
  }
  .page-faq .timer {
    max-width: 620px;
    padding: 22px 24px 20px;
  }
  .page-faq .qa-group__inner {
    grid-template-columns: 4fr 8fr;
    gap: 48px;
    align-items: start;
  }
  .page-faq .qa-group__side {
    position: sticky;
    top: calc(var(--topbar-h) + 32px);
    align-self: start;
  }
  .page-faq .qa-group__main {
    gap: 16px;
  }
  .page-faq .ask-band {
    padding: 72px 0 80px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qindex a,
  .page-faq .qa-card,
  .page-faq .qa-card::before,
  .page-faq .ask-card__v a {
    transition: none;
  }
  .page-faq .qindex a:hover,
  .page-faq .qindex a:focus-visible {
    transform: none;
  }
}