.page-faq {
  --faq-rail-w: 268px;
  --faq-muted: #6B737B;
  background: var(--mist);
  color: var(--graphite);
  font-family: var(--font-sans);
  line-height: 1.75;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--white);
  padding: clamp(26px, 5vw, 46px) 0 clamp(34px, 6vw, 64px);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(255, 255, 255, .05) 0 1px, transparent 1px 84px),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, .04) 0 1px, transparent 1px 84px);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  top: -10%;
  right: -80px;
  width: 200px;
  height: 120%;
  background: linear-gradient(180deg, rgba(200, 16, 46, .5), rgba(138, 12, 30, 0));
  transform: skewX(-12deg);
  pointer-events: none;
}

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

.page-faq .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: .8rem;
  letter-spacing: .04em;
  color: rgba(255, 255, 255, .58);
}

.page-faq .breadcrumb a {
  color: rgba(255, 255, 255, .8);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, .28);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

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

.page-faq .faq-hero .eyebrow {
  margin: clamp(18px, 3vw, 28px) 0 12px;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--yellow);
}

.page-faq .faq-hero h1 {
  margin: 0 0 clamp(14px, 2.4vw, 22px);
  max-width: 22ch;
  font-size: clamp(1.75rem, 5.2vw, 3rem);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-faq .faq-hero h1::after {
  content: "";
  display: block;
  width: 72px;
  height: 6px;
  margin-top: 18px;
  background: var(--red);
}

.page-faq .faq-hero__lead {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(.94rem, 1.6vw, 1.05rem);
  color: rgba(255, 255, 255, .8);
}

.page-faq .faq-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-jump a {
  display: inline-block;
  padding: 9px 16px;
  border: 1px solid rgba(252, 233, 168, .38);
  border-radius: 2px;
  background: rgba(255, 255, 255, .06);
  color: var(--yellow-pale);
  font-size: .85rem;
  text-decoration: none;
  transition: background .22s var(--ease), border-color .22s var(--ease), color .22s var(--ease);
}

.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible {
  background: var(--yellow);
  border-color: var(--yellow);
  color: var(--ink);
}

/* ---------- 章节标题 ---------- */
.page-faq .faq-head {
  display: flex;
  align-items: flex-start;
  gap: clamp(12px, 2vw, 22px);
  margin-bottom: clamp(22px, 3.6vw, 38px);
  padding-bottom: clamp(14px, 2.2vw, 22px);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-head > div {
  min-width: 0;
}

.page-faq .faq-head .section-no {
  flex: none;
  font-family: var(--font-mono);
  font-size: clamp(1.9rem, 6vw, 3.2rem);
  font-weight: 200;
  line-height: 1;
  color: var(--red);
}

.page-faq .faq-head h2 {
  margin: 0 0 6px;
  font-size: clamp(1.2rem, 3.2vw, 1.7rem);
  font-weight: 800;
  line-height: 1.28;
  color: var(--ink);
}

.page-faq .faq-head p {
  margin: 0;
  max-width: 64ch;
  font-size: .9rem;
  color: var(--graphite);
}

/* ---------- 问答索引 ---------- */
.page-faq .faq-index {
  padding: clamp(34px, 6vw, 72px) 0;
}

.page-faq .faq-index__grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 34px);
}

.page-faq .faq-index__rail {
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 4px solid var(--red);
  border-radius: 2px;
  padding: clamp(16px, 2.4vw, 22px);
}

.page-faq .faq-rail__label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--red);
}

.page-faq .faq-rail__list {
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-rail__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 8px;
  border-left: 3px solid transparent;
  color: var(--ink);
  font-size: .89rem;
  text-decoration: none;
  transition: background .2s var(--ease), border-color .2s var(--ease);
}

.page-faq .faq-rail__list a:hover,
.page-faq .faq-rail__list a:focus-visible {
  background: var(--yellow-pale);
  border-left-color: var(--red);
}

.page-faq .faq-rail__no {
  font-family: var(--font-mono);
  font-size: .76rem;
  color: var(--red);
}

.page-faq .faq-rail__note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: .78rem;
  line-height: 1.7;
  color: var(--faq-muted);
}

/* ---------- 问答组 ---------- */
.page-faq .faq-index__body {
  min-width: 0;
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(26px, 3.6vw, 42px);
}

.page-faq .faq-group > h3 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-size: .98rem;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: .01em;
}

.page-faq .faq-group > h3::before {
  content: "";
  flex: none;
  width: 14px;
  height: 6px;
  background: var(--yellow);
}

.page-faq .disclosure {
  margin-bottom: 10px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 2px;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}

.page-faq .disclosure[open] {
  border-color: var(--red);
  box-shadow: 0 10px 26px rgba(16, 20, 24, .07);
}

.page-faq .disclosure__trigger {
  position: relative;
  display: block;
  padding: 15px 52px 15px 18px;
  cursor: pointer;
  font-size: .94rem;
  font-weight: 600;
  line-height: 1.55;
  color: var(--ink);
  list-style: none;
  transition: background .2s var(--ease), color .2s var(--ease);
}

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

.page-faq .disclosure__trigger:hover,
.page-faq .disclosure__trigger:focus-visible {
  background: rgba(242, 183, 5, .08);
}

.page-faq .disclosure__trigger::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 20px;
  width: 10px;
  height: 10px;
  margin-top: -7px;
  border-right: 2px solid var(--red);
  border-bottom: 2px solid var(--red);
  transform: rotate(45deg);
  transition: transform .24s var(--ease);
}

.page-faq .disclosure[open] .disclosure__trigger::after {
  margin-top: -3px;
  transform: rotate(-135deg);
}

.page-faq .disclosure__panel {
  padding: 0 18px 18px;
  border-top: 1px solid var(--line);
}

.page-faq .disclosure__panel p {
  margin: 14px 0 0;
  font-size: .89rem;
  line-height: 1.8;
  color: var(--graphite);
}

.page-faq .disclosure[open] .disclosure__panel {
  animation: faq-fade .26s var(--ease);
}

@keyframes faq-fade {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: none; }
}

/* ---------- 通用区块 ---------- */
.page-faq .faq-block {
  padding: clamp(34px, 6vw, 76px) 0;
}

.page-faq .faq-block--steps {
  background: var(--white);
}

.page-faq .faq-split {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
  align-items: start;
}

.page-faq .step-list {
  counter-reset: faqstep;
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .step-list li {
  position: relative;
  counter-increment: faqstep;
  padding: 14px 16px 14px 58px;
  background: var(--white);
  border: 1px solid var(--line);
  border-left: 3px solid var(--red);
  border-radius: 2px;
  font-size: .89rem;
  line-height: 1.75;
  color: var(--graphite);
}

.page-faq .step-list li::before {
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 16px;
  top: 15px;
  font-family: var(--font-mono);
  font-size: .8rem;
  color: var(--red);
}

.page-faq .step-list strong {
  display: block;
  color: var(--ink);
  font-weight: 700;
}

.page-faq .step-list--tight li {
  background: var(--mist);
  border-left-color: var(--yellow);
}

.page-faq .step-list--tight li::before {
  color: var(--yellow-deep);
}

/* ---------- 图片容器 ---------- */
.page-faq .figure {
  margin: 0;
}

.page-faq .figure__media {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--mist);
}

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

.page-faq .figure__caption {
  margin-top: 10px;
  font-size: .76rem;
  line-height: 1.65;
  letter-spacing: .04em;
  color: var(--faq-muted);
}

/* ---------- 排名速查 ---------- */
.page-faq .faq-block--rank {
  background: var(--mist);
}

.page-faq .rank-grid {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
}

.page-faq .rank-panel,
.page-faq .rank-fields {
  min-width: 0;
  padding: clamp(18px, 2.6vw, 26px);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 2px;
}

.page-faq .rank-fields {
  border-top: 4px solid var(--yellow);
}

.page-faq .rank-panel h3,
.page-faq .rank-fields h3 {
  margin: 0 0 14px;
  font-size: .95rem;
  font-weight: 700;
  color: var(--ink);
}

.page-faq .field-list {
  margin: 0;
  padding: 0;
}

.page-faq .field-list > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 11px 0;
  border-bottom: 1px dashed var(--line);
}

.page-faq .field-list > div:last-child {
  border-bottom: none;
}

.page-faq .field-list dt {
  font-size: .87rem;
  color: var(--ink);
}

.page-faq .field-list dd {
  margin: 0;
  text-align: right;
  font-size: .8rem;
  color: var(--red);
  letter-spacing: .02em;
}

/* ---------- 刷新对照 ---------- */
.page-faq .faq-block--refresh {
  background: var(--ink);
  color: rgba(255, 255, 255, .82);
}

.page-faq .faq-block--refresh .faq-head {
  border-bottom-color: rgba(255, 255, 255, .14);
}

.page-faq .faq-block--refresh .faq-head h2 {
  color: var(--white);
}

.page-faq .faq-block--refresh .faq-head p {
  color: rgba(255, 255, 255, .7);
}

.page-faq .refresh-grid {
  display: grid;
  gap: clamp(22px, 4vw, 36px);
  align-items: start;
}

.page-faq .faq-block--refresh .table-wrap {
  overflow-x: auto;
  background: rgba(255, 255, 255, .04);
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 2px;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-block--refresh .table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  background: transparent;
  color: rgba(255, 255, 255, .85);
}

.page-faq .faq-block--refresh .table th,
.page-faq .faq-block--refresh .table td {
  padding: 13px 16px;
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, .1);
  font-size: .86rem;
  line-height: 1.6;
}

.page-faq .faq-block--refresh .table thead th {
  background: rgba(200, 16, 46, .26);
  color: var(--white);
  font-weight: 600;
  font-size: .76rem;
  letter-spacing: .08em;
}

.page-faq .faq-block--refresh .table tbody th {
  color: var(--white);
  font-weight: 600;
}

.page-faq .faq-block--refresh .table tbody tr:hover {
  background: rgba(255, 255, 255, .05);
}

.page-faq .faq-block--refresh .table .num {
  font-family: var(--font-mono);
  color: var(--yellow);
  white-space: nowrap;
}

.page-faq .faq-block--refresh .figure__media {
  border-color: rgba(255, 255, 255, .16);
  background: rgba(255, 255, 255, .04);
}

.page-faq .faq-block--refresh .figure__caption {
  color: rgba(255, 255, 255, .58);
}

.page-faq .refresh-note {
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding-left: 16px;
  border-left: 3px solid var(--blue);
  font-size: .88rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, .78);
}

/* ---------- 联系与后续 ---------- */
.page-faq .faq-block--help {
  background: var(--yellow-pale);
}

.page-faq .help-card {
  display: grid;
  gap: clamp(18px, 3vw, 32px);
  padding: clamp(20px, 3.4vw, 40px);
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 4px solid var(--red);
  border-radius: 2px;
}

.page-faq .help-card__main h2 {
  margin: 0 0 12px;
  font-size: clamp(1.15rem, 3vw, 1.55rem);
  font-weight: 800;
  line-height: 1.3;
  color: var(--ink);
}

.page-faq .help-card__main p {
  margin: 0 0 16px;
  max-width: 56ch;
  font-size: .9rem;
  color: var(--graphite);
}

.page-faq .help-checklist {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .help-checklist li {
  position: relative;
  padding-left: 22px;
  font-size: .88rem;
  line-height: 1.7;
  color: var(--graphite);
}

.page-faq .help-checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .58em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--blue);
}

.page-faq .help-card__side {
  padding: clamp(18px, 2.6vw, 26px);
  background: var(--mist);
  border-left: 4px solid var(--blue);
}

.page-faq .help-channel__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--red);
}

.page-faq .help-channel__mail {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: clamp(.92rem, 2.4vw, 1.05rem);
  font-weight: 600;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-faq .help-channel__line {
  margin: 0 0 14px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: .95rem;
  color: var(--red);
}

.page-faq .help-channel__note {
  margin: 0;
  font-size: .82rem;
  line-height: 1.75;
  color: var(--faq-muted);
}

.page-faq .faq-more {
  margin-top: clamp(28px, 4vw, 48px);
}

.page-faq .faq-more__title {
  margin: 0 0 14px;
  font-size: .82rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  font-family: var(--font-mono);
  color: var(--red);
}

.page-faq .faq-more__list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-more__list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 18px;
  background: var(--white);
  border: 1px solid var(--line);
  border-left: 3px solid var(--red);
  color: var(--ink);
  font-size: .89rem;
  text-decoration: none;
  transition: background .2s var(--ease), border-color .2s var(--ease);
}

.page-faq .faq-more__list a::after {
  content: "→";
  flex: none;
  font-family: var(--font-mono);
  color: var(--red);
}

.page-faq .faq-more__list a:hover,
.page-faq .faq-more__list a:focus-visible {
  background: var(--yellow-pale);
  border-color: var(--yellow);
  border-left-color: var(--red);
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) and (max-width: 919px) {
  .page-faq .faq-rail__list {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 880px) {
  .page-faq .rank-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  }

  .page-faq .help-card {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  }

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

@media (min-width: 900px) {
  .page-faq .faq-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
}

@media (min-width: 920px) {
  .page-faq .faq-index__grid {
    grid-template-columns: var(--faq-rail-w) minmax(0, 1fr);
    gap: clamp(28px, 5vw, 64px);
    align-items: start;
  }

  .page-faq .faq-index__rail {
    position: sticky;
    top: 108px;
  }
}

@media (min-width: 940px) {
  .page-faq .refresh-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  }
}

@media (max-width: 559px) {
  .page-faq .faq-hero h1 {
    max-width: none;
  }

  .page-faq .faq-jump a {
    padding: 8px 13px;
    font-size: .8rem;
  }

  .page-faq .disclosure__trigger {
    padding: 14px 46px 14px 15px;
    font-size: .89rem;
  }

  .page-faq .step-list li {
    padding: 13px 14px 13px 52px;
  }

  .page-faq .rank-panel,
  .page-faq .rank-fields,
  .page-faq .help-card {
    padding: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .disclosure[open] .disclosure__panel {
    animation: none;
  }

  .page-faq .disclosure__trigger::after {
    transition: none;
  }
}
<<<END>>>