/* ========== 帮助中心 / page-faq ========== */

.page-faq {
  --faq-pad: clamp(52px, 8vw, 108px);
  --faq-tick: rgba(27, 31, 30, .28);
  --faq-text: var(--graphite);
  --faq-strong: var(--graphite);
  --faq-muted: var(--gray);
  --faq-accent: #0E8B72;
  --faq-step: #C98A16;
  --faq-line: rgba(27, 31, 30, .13);
  display: block;
}

.page-faq .faq-group--ink,
.page-faq .faq-group--ink2,
.page-faq .faq-group--wine,
.page-faq .faq-group--indigo {
  --faq-tick: rgba(56, 242, 200, .36);
  --faq-text: var(--paper);
  --faq-strong: var(--paper);
  --faq-muted: rgba(244, 241, 233, .7);
  --faq-accent: var(--neon);
  --faq-step: var(--gold);
  --faq-line: rgba(56, 242, 200, .22);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 2;
  padding-block: clamp(28px, 6vw, 56px) clamp(26px, 4vw, 44px);
}

.page-faq .faq-hero .crumbs {
  margin-bottom: 20px;
}

.page-faq .faq-hero__kicker {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-faq .faq-hero__title {
  margin: 0 0 18px;
  max-width: 18ch;
  font-size: clamp(30px, 7.6vw, 62px);
  line-height: 1.06;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .faq-hero__lede {
  margin: 0 0 26px;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--paper-70);
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 20px;
}

.page-faq .faq-hero__meta .mono {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--neon-soft);
}

.page-faq .faq-hero__figure {
  position: relative;
  margin: 0;
  max-height: 44vh;
  overflow: hidden;
  line-height: 0;
}

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

.page-faq .faq-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg,
      rgba(11, 46, 41, .94) 0%,
      rgba(11, 46, 41, .06) 36%,
      rgba(11, 46, 41, .58) 100%);
}

/* ---------- 主题标签 ---------- */
.page-faq .faq-topics {
  background: var(--ink);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-topics__inner {
  position: relative;
}

.page-faq .faq-topics__list {
  display: flex;
  gap: 10px;
  margin: 0;
  padding: 14px 0 16px;
  list-style: none;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

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

.page-faq .faq-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  padding: 9px 15px 9px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--paper-70);
  font-size: 14px;
  line-height: 1.2;
  text-decoration: none;
  transition: background-color .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}

.page-faq .faq-chip .mono {
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--gold);
}

.page-faq .faq-chip:hover,
.page-faq .faq-chip:focus-visible {
  background: var(--neon);
  border-color: var(--neon);
  color: var(--ink);
}

.page-faq .faq-chip:hover .mono,
.page-faq .faq-chip:focus-visible .mono {
  color: var(--ink);
}

/* ---------- 分组骨架 ---------- */
.page-faq .faq-group {
  position: relative;
  padding-block: var(--faq-pad);
  background: var(--paper);
  color: var(--faq-text);
}

.page-faq .faq-group--paper { background: var(--paper); }
.page-faq .faq-group--ink { background: var(--ink); }
.page-faq .faq-group--ink2 { background: var(--ink-2); }
.page-faq .faq-group--wine { background: var(--wine); }
.page-faq .faq-group--indigo { background: var(--indigo); }

.page-faq .faq-group::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 1px;
  pointer-events: none;
  background-image: repeating-linear-gradient(to right,
      var(--faq-tick) 0 16px,
      transparent 16px 28px);
}

.page-faq .faq-group--ink::after,
.page-faq .faq-group--ink2::after,
.page-faq .faq-group--wine::after,
.page-faq .faq-group--indigo::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .05;
  background-image: radial-gradient(rgba(255, 255, 255, .85) .5px, transparent .6px);
  background-size: 4px 4px;
}

.page-faq .faq-group__inner {
  position: relative;
  z-index: 1;
}

.page-faq .faq-group__head {
  display: grid;
  gap: 12px;
  margin-bottom: clamp(24px, 4vw, 42px);
}

.page-faq .faq-group__no {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-faq .faq-group__title {
  margin: 0;
  font-size: clamp(22px, 4.6vw, 34px);
  line-height: 1.22;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--faq-strong);
}

.page-faq .faq-group__lede {
  margin: 0;
  max-width: 58ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--faq-muted);
}

/* ---------- 问题条目 ---------- */
.page-faq .faq-qlist {
  min-width: 0;
}

.page-faq .faq-q {
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-q:last-of-type {
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-q__summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 20px 0;
  cursor: pointer;
  list-style: none;
  font-size: 16.5px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--faq-strong);
  transition: color .2s var(--ease);
}

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

.page-faq .faq-q__summary::marker {
  content: "";
}

.page-faq .faq-q__summary:hover {
  color: var(--faq-accent);
}

.page-faq .faq-q__summary:focus-visible {
  outline: 1px solid var(--faq-accent);
  outline-offset: 4px;
}

.page-faq .faq-q__no {
  flex: 0 0 auto;
  padding-top: 4px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--faq-accent);
}

.page-faq .faq-q__text {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .faq-q__summary::after {
  content: "+";
  flex: 0 0 auto;
  margin-left: 4px;
  transform: translateY(2px);
  font-family: var(--mono);
  font-size: 17px;
  line-height: 1;
  color: var(--faq-accent);
}

.page-faq .faq-q[open] .faq-q__summary::after {
  content: "−";
}

.page-faq .faq-q__body {
  padding: 0 0 24px;
  color: var(--faq-muted);
}

.page-faq .faq-q__body > p {
  margin: 0 0 14px;
  max-width: 64ch;
  font-size: 15.5px;
  line-height: 1.82;
}

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

.page-faq .faq-q__body a {
  color: var(--faq-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 步骤 ---------- */
.page-faq .faq-steps {
  counter-reset: faqstep;
  display: grid;
  gap: 9px;
  margin: 0 0 16px;
  padding: 0;
  max-width: 64ch;
  list-style: none;
}

.page-faq .faq-steps > li {
  position: relative;
  padding-left: 24px;
  font-size: 15.5px;
  line-height: 1.72;
}

.page-faq .faq-steps > li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: .68em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--faq-step);
}

.page-faq .faq-hint {
  display: inline-block;
  padding: 1px 7px;
  margin-inline: 1px;
  border: 1px solid var(--faq-accent);
  border-radius: 4px;
  font-size: inherit;
  font-weight: 600;
  line-height: 1.45;
  color: var(--faq-accent);
}

/* ---------- 组尾指引 ---------- */
.page-faq .faq-more {
  margin: 24px 0 0;
  padding-top: 16px;
  max-width: 64ch;
  border-top: 1px dashed var(--faq-line);
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--faq-muted);
}

.page-faq .faq-more a {
  color: var(--faq-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 插图 ---------- */
.page-faq .faq-figure {
  margin: 28px 0 0;
  max-width: 640px;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}

.page-faq .faq-figure figcaption {
  margin-top: 10px;
  max-width: 52ch;
  font-size: 13px;
  line-height: 1.68;
  color: var(--faq-muted);
}

/* ---------- 页尾条 ---------- */
.page-faq .faq-footer-rail {
  background: var(--ink);
  border-top: 1px solid var(--line);
  padding-block: clamp(28px, 5vw, 46px);
}

.page-faq .faq-footer-rail__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px 24px;
}

.page-faq .faq-footer-rail__text {
  margin: 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.72;
  color: var(--paper-70);
}

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

/* ---------- 桌面栅格 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-group__inner {
    display: grid;
    grid-template-columns: minmax(230px, 300px) minmax(0, 1fr);
    gap: clamp(30px, 4.5vw, 64px);
    align-items: start;
  }

  .page-faq .faq-group__head {
    position: sticky;
    top: 92px;
    margin-bottom: 0;
  }

  .page-faq .faq-hero__inner {
    padding-block: clamp(40px, 6vw, 72px) clamp(30px, 4vw, 52px);
  }

  .page-faq .faq-hero__figure {
    max-height: 52vh;
  }
}

@media (min-width: 1100px) {
  .page-faq .faq-group__inner {
    grid-template-columns: minmax(260px, 340px) minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-chip,
  .page-faq .faq-q__summary {
    transition: none;
  }
}
<<<END>>>