.page-faq {
  --faq-cut: 16px;
  --faq-line: rgba(11, 29, 58, .14);
  --faq-muted: rgba(26, 26, 26, .68);
  background: var(--jade);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.8;
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  background:
    repeating-linear-gradient(135deg, rgba(212, 160, 23, .07) 0 1px, transparent 1px 12px),
    linear-gradient(155deg, var(--night) 0%, var(--night-deep) 100%);
  color: var(--jade);
  padding: calc(var(--bar-h) + 22px) 0 clamp(38px, 6vw, 68px);
  border-bottom: 3px solid var(--red);
}

.page-faq .crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .06em;
  color: rgba(247, 245, 240, .55);
}

.page-faq .crumbs a {
  color: var(--gold-soft);
  text-decoration: none;
}

.page-faq .crumbs a:hover {
  text-decoration: underline;
}

.page-faq .crumbs__sep {
  color: rgba(247, 245, 240, .38);
}

.page-faq .crumbs [aria-current="page"] {
  color: var(--jade);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(28px, 5vw, 48px);
  margin-top: clamp(26px, 5vw, 52px);
}

.page-faq .faq-hero__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .2em;
  color: var(--gold);
}

.page-faq h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.25rem, 8vw, 6rem);
  line-height: 1.04;
  letter-spacing: -.02em;
  color: var(--jade);
  margin: .26em 0 .32em;
}

.page-faq .faq-hero__lede {
  max-width: 36em;
  margin: 0 0 22px;
  font-size: clamp(1rem, 2.1vw, var(--fs-20));
  color: rgba(247, 245, 240, .86);
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 0 0 26px;
  font-size: var(--fs-14);
  color: rgba(247, 245, 240, .68);
}

.page-faq .faq-hero__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-faq .faq-hero__media {
  --ratio: 9 / 7;
  margin: 0;
  aspect-ratio: 9 / 7;
  border: 1px solid rgba(212, 160, 23, .38);
}

.page-faq .faq-hero__media img,
.page-faq .faq-steps__media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 问题索引带 ---------- */
.page-faq .faq-jump {
  position: sticky;
  top: var(--bar-h);
  z-index: 6;
  background: rgba(247, 245, 240, .96);
  border-bottom: 1px solid var(--sand);
}

.page-faq .faq-jump__track {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-faq .faq-jump__track::-webkit-scrollbar {
  display: none;
}

.page-faq .faq-jump__label {
  flex: 0 0 auto;
  padding-right: 6px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .18em;
  color: var(--red);
}

.page-faq .faq-jump__link {
  flex: 0 0 auto;
  display: inline-block;
  padding: 7px 14px;
  font-size: var(--fs-14);
  color: var(--night);
  text-decoration: none;
  background: #fff;
  border: 1px solid var(--faq-line);
  clip-path: polygon(9px 0, 100% 0, 100% calc(100% - 9px), calc(100% - 9px) 100%, 0 100%, 0 9px);
  transition: background .2s var(--ease), color .2s var(--ease);
}

.page-faq .faq-jump__link:hover,
.page-faq .faq-jump__link:focus-visible {
  background: var(--night);
  color: var(--jade);
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

/* ---------- 分区 ---------- */
.page-faq .faq-sec {
  padding: clamp(44px, 7vw, 88px) 0;
}

.page-faq .faq-sec + .faq-sec {
  border-top: 1px solid var(--sand);
}

.page-faq .faq-sec--last {
  padding-bottom: clamp(56px, 8vw, 104px);
}

.page-faq .faq-sec__num {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .2em;
  color: var(--red);
}

.page-faq .faq-sec__num--light {
  color: var(--gold);
}

.page-faq h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 4.4vw, 2.5rem);
  line-height: 1.18;
  letter-spacing: -.01em;
  color: var(--night);
  margin: 0 0 .5em;
}

.page-faq .faq-sec__head {
  max-width: 44em;
  margin-bottom: 30px;
}

.page-faq .faq-sec__lead {
  margin: 0;
  color: var(--faq-muted);
}

.page-faq .faq-sec__foot {
  margin: 28px 0 0;
  font-size: .95rem;
  color: var(--faq-muted);
}

.page-faq .faq-sec__foot a {
  color: var(--red);
  text-decoration: none;
  border-bottom: 1px solid rgba(200, 16, 46, .35);
}

.page-faq .faq-sec__foot a:hover {
  border-bottom-color: var(--red);
}

/* ---------- 快速上手三步 ---------- */
.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
  counter-reset: none;
}

.page-faq .faq-step {
  position: relative;
  padding: 24px 22px 26px;
  background: #fff;
  border: 1px solid var(--faq-line);
  clip-path: polygon(var(--faq-cut) 0, 100% 0, 100% calc(100% - var(--faq-cut)), calc(100% - var(--faq-cut)) 100%, 0 100%, 0 var(--faq-cut));
}

.page-faq .faq-step::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 100%;
  background: var(--red);
}

.page-faq .faq-step__num {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-28);
  letter-spacing: .04em;
  color: var(--gold);
  line-height: 1;
}

.page-faq .faq-step h3 {
  margin: .55em 0 .4em;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-20);
  color: var(--night);
  line-height: 1.35;
}

.page-faq .faq-step p {
  margin: 0;
  font-size: .95rem;
  color: var(--faq-muted);
}

.page-faq .faq-steps__media {
  --ratio: 2 / 1;
  margin: clamp(28px, 5vw, 44px) 0 0;
  aspect-ratio: 2 / 1;
  background: var(--sand);
}

.page-faq .media__cap {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .04em;
  color: var(--faq-muted);
}

/* ---------- 问答组 ---------- */
.page-faq .qa-group {
  display: grid;
  gap: 12px;
}

.page-faq .qa {
  background: #fff;
  border: 1px solid var(--faq-line);
  transition: border-color .24s var(--ease), box-shadow .24s var(--ease);
}

.page-faq .qa[open] {
  border-color: var(--gold);
  box-shadow: 0 14px 30px rgba(6, 15, 31, .08);
}

.page-faq .qa__q {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 17px 20px;
  list-style: none;
  cursor: pointer;
  font-weight: 600;
  font-size: 1.0625rem;
  color: var(--night);
}

.page-faq .qa__q::-webkit-details-marker {
  display: none;
}

.page-faq .qa__q::after {
  content: "+";
  margin-left: auto;
  padding-left: 16px;
  font-family: var(--font-mono);
  font-size: var(--fs-20);
  line-height: 1;
  color: var(--red);
  transition: transform .24s var(--ease);
}

.page-faq .qa[open] .qa__q::after {
  content: "−";
  transform: rotate(180deg);
}

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

.page-faq .qa__n {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .08em;
  color: var(--gold);
}

.page-faq .qa__body {
  padding: 0 20px 22px 58px;
  font-size: .95rem;
  color: var(--faq-muted);
}

.page-faq .qa__body p {
  margin: 0 0 12px;
}

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

.page-faq .qa__body ol,
.page-faq .qa__body ul {
  margin: 0 0 12px;
  padding-left: 1.15em;
}

.page-faq .qa__body li {
  margin-bottom: 6px;
}

.page-faq .qa__body li::marker {
  color: var(--gold);
  font-family: var(--font-mono);
}

.page-faq .qa__body ul li::marker {
  content: "— ";
}

.page-faq .qa__body strong {
  color: var(--night);
}

.page-faq .qa__body a {
  color: var(--red);
  text-decoration: none;
  border-bottom: 1px solid rgba(200, 16, 46, .35);
}

.page-faq .qa__body a:hover {
  border-bottom-color: var(--red);
}

.page-faq .qa__ver {
  margin-top: 14px;
  padding: 12px 0 12px 14px;
  border-left: 3px solid var(--sand);
}

.page-faq .qa__ver--now {
  border-left-color: var(--gold);
}

.page-faq .qa__ver h4 {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .08em;
  color: var(--night);
}

.page-faq .qa__ver p {
  margin: 0;
}

/* ---------- 账号与订阅 ---------- */
.page-faq .faq-account {
  display: grid;
  gap: 1px;
  margin: 0;
  background: var(--sand);
  border: 1px solid var(--sand);
}

.page-faq .faq-account__item {
  background: #fff;
  padding: 24px 20px;
}

.page-faq .faq-account dt {
  position: relative;
  margin-bottom: 8px;
  padding-left: 16px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-20);
  color: var(--night);
}

.page-faq .faq-account dt::before {
  content: "";
  position: absolute;
  left: 0;
  top: .58em;
  width: 9px;
  height: 3px;
  background: var(--gold);
}

.page-faq .faq-account dd {
  margin: 0;
  font-size: .95rem;
  color: var(--faq-muted);
}

/* ---------- 工单 ---------- */
.page-faq .faq-ticket {
  position: relative;
  padding: clamp(28px, 5vw, 52px);
  color: var(--jade);
}

.page-faq .faq-ticket h2 {
  color: var(--jade);
  max-width: 26em;
}

.page-faq .faq-ticket__grid {
  display: grid;
  gap: 28px;
  margin-top: 26px;
}

.page-faq .faq-ticket h3 {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .16em;
  color: var(--gold);
}

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

.page-faq .faq-ticket li {
  position: relative;
  margin-bottom: 10px;
  padding-left: 20px;
  font-size: .95rem;
  color: rgba(247, 245, 240, .84);
}

.page-faq .faq-ticket li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .74em;
  width: 10px;
  height: 2px;
  background: var(--red);
}

.page-faq .faq-ticket__note {
  margin: 28px 0 0;
  padding-top: 20px;
  font-size: .95rem;
  color: rgba(247, 245, 240, .78);
  border-top: 1px solid rgba(212, 160, 23, .3);
}

.page-faq .faq-ticket__acts {
  margin-top: 24px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-account {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-faq .faq-ticket__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 44px;
  }

  .page-faq .faq-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
    align-items: end;
  }
}

@media (max-width: 600px) {
  .page-faq .qa__q {
    padding: 15px 16px;
    gap: 10px;
    font-size: 1rem;
  }

  .page-faq .qa__body {
    padding: 0 16px 20px 16px;
  }

  .page-faq .faq-account__item,
  .page-faq .faq-step {
    padding-left: 18px;
    padding-right: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa,
  .page-faq .qa__q::after,
  .page-faq .faq-jump__link {
    transition: none;
  }
}