.page-faq {
  --faq-radius: 2px;
  background-color: var(--paper);
  color: var(--graphite);
  font-family: var(--font-struct);
  font-size: 16px;
  line-height: 1.75;
}

.page-faq *,
.page-faq *::before,
.page-faq *::after {
  box-sizing: border-box;
}

.page-faq h1,
.page-faq h2,
.page-faq h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.18;
  color: var(--ink);
}

.page-faq p {
  margin: 0 0 14px;
}

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

.page-faq .breadcrumb {
  margin-bottom: 20px;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--rule);
}

.page-faq .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .breadcrumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--rule);
}

.page-faq .breadcrumb a {
  color: var(--graphite);
  text-decoration: none;
}

.page-faq .breadcrumb a:hover {
  color: var(--teal);
}

.page-faq .eyebrow {
  display: inline-block;
  margin: 0 0 12px;
  font-family: var(--font-struct);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--teal);
}

.page-faq .stamp {
  display: inline-block;
  margin-bottom: 10px;
  padding: 2px 7px;
  border: 2px solid var(--seal);
  border-radius: var(--faq-radius);
  color: var(--seal);
  font-family: var(--font-data);
  font-size: 12px;
  line-height: 1.4;
  letter-spacing: 0.1em;
}

.page-faq .media-frame {
  margin: 0;
  border: var(--border);
  background: var(--paper);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

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

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: 30px 0 38px;
  border-bottom: var(--border);
  background-image: linear-gradient(180deg, rgba(15, 181, 166, 0.12), rgba(244, 239, 230, 0) 74%);
}

.page-faq .faq-hero h1 {
  max-width: 700px;
  font-size: clamp(28px, 6.4vw, 44px);
}

.page-faq .faq-lead {
  max-width: 640px;
  margin-top: 16px;
  font-size: 16px;
  color: var(--graphite);
}

/* ---------- 订阅指南带 ---------- */
.page-faq .guide-band {
  padding: 40px 0 46px;
  background-color: var(--paper-2);
  border-bottom: var(--border);
}

.page-faq .guide-band__inner {
  display: grid;
  gap: 26px;
}

.page-faq .guide-band h2 {
  font-size: clamp(23px, 5vw, 32px);
}

.page-faq .guide-band__head p {
  max-width: 620px;
  margin-top: 12px;
}

.page-faq .guide-steps {
  display: grid;
  gap: 24px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .guide-step {
  position: relative;
  padding: 26px 12px 0 0;
  border-top: 2px solid var(--ink);
}

.page-faq .guide-step::before {
  content: "";
  position: absolute;
  top: -8px;
  left: 0;
  width: 12px;
  height: 12px;
  border: 2px solid var(--ink);
  border-radius: 50%;
  background: var(--spring);
}

.page-faq .guide-step:nth-child(2)::before {
  background: var(--summer);
}

.page-faq .guide-step:nth-child(3)::before {
  background: var(--autumn);
}

.page-faq .guide-step::after {
  content: "";
  position: absolute;
  top: -6px;
  right: 6px;
  width: 8px;
  height: 8px;
  border-top: 2px solid var(--ink);
  border-right: 2px solid var(--ink);
  transform: rotate(45deg);
  display: none;
}

.page-faq .guide-step:last-child::after {
  display: none;
}

.page-faq .step-num {
  display: block;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--rule);
}

.page-faq .guide-step h3 {
  margin: 4px 0 8px;
  font-size: 19px;
}

.page-faq .guide-step p {
  margin: 0;
  font-size: 15px;
}

.page-faq .guide-cta {
  margin: 0;
  font-size: 15px;
}

.page-faq .guide-cta a {
  color: var(--ink);
  text-decoration-color: var(--teal);
  font-weight: 600;
}

.page-faq .guide-cta a:hover {
  color: var(--teal);
}

/* ---------- 问答区 ---------- */
.page-faq .faq-body {
  padding: 44px 0 40px;
  background-image: linear-gradient(180deg, rgba(11, 18, 32, 0.035), rgba(244, 239, 230, 0) 40%);
}

.page-faq .faq-body__head {
  display: grid;
  gap: 24px;
  margin-bottom: 32px;
}

.page-faq .faq-body__head h2 {
  font-size: clamp(24px, 5vw, 32px);
}

.page-faq .faq-body__head p {
  max-width: 560px;
  margin-top: 12px;
}

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

.page-faq .qa-rail {
  order: -1;
}

.page-faq .toc {
  border: 2px solid var(--ink);
  border-radius: var(--faq-radius);
  background: var(--paper-2);
  box-shadow: var(--shadow-soft);
  padding: 14px 12px;
}

.page-faq .toc .eyebrow {
  margin: 0 0 10px;
  color: var(--rule);
  font-size: 11px;
}

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

.page-faq .toc a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 8px 8px 8px 10px;
  border-left: 2px solid var(--rule);
  font-size: 13px;
  color: var(--graphite);
  text-decoration: none;
  transition: border-color 160ms var(--ease), background-color 160ms var(--ease);
}

.page-faq .toc a:hover,
.page-faq .toc a:focus-visible {
  border-left-color: var(--teal);
  background: rgba(15, 181, 166, 0.1);
  color: var(--ink);
}

.page-faq .toc-num {
  font-family: var(--font-data);
  font-size: 11px;
  color: var(--rule);
}

.page-faq .faq-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
}

.page-faq .faq-filter .chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 11px;
  border: 2px solid var(--ink);
  border-radius: var(--faq-radius);
  background: var(--paper-2);
  color: var(--ink);
  font-family: var(--font-struct);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: background-color 160ms var(--ease), color 160ms var(--ease);
}

.page-faq .faq-filter .chip:hover {
  background: #ffffff;
}

.page-faq .faq-filter .chip.is-active {
  background: var(--ink);
  color: var(--paper-2);
}

.page-faq .chip-count {
  font-family: var(--font-data);
  font-size: 11px;
  opacity: 0.7;
}

.page-faq .qa-grid {
  display: grid;
  gap: 14px;
}

.page-faq .faq-item {
  border: 2px solid var(--ink);
  border-left-width: 8px;
  border-left-color: var(--rule);
  border-radius: var(--faq-radius);
  background: var(--paper-2);
  box-shadow: var(--shadow-soft);
  transition: box-shadow 160ms var(--ease);
}

.page-faq .faq-item[data-season="spring"] {
  border-left-color: var(--spring);
}

.page-faq .faq-item[data-season="summer"] {
  border-left-color: var(--summer);
}

.page-faq .faq-item[data-season="autumn"] {
  border-left-color: var(--autumn);
}

.page-faq .faq-item[data-season="winter"] {
  border-left-color: var(--winter);
}

.page-faq .faq-item:hover {
  box-shadow: var(--shadow-hard);
}

.page-faq .faq-item > summary {
  position: relative;
  padding: 14px 42px 14px 14px;
  list-style: none;
  cursor: pointer;
}

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

.page-faq .faq-item > summary:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: -4px;
}

.page-faq .faq-item > summary::after {
  content: "+";
  position: absolute;
  right: 12px;
  top: 12px;
  font-family: var(--font-data);
  font-size: 20px;
  line-height: 1;
  color: var(--ink);
}

.page-faq .faq-item[open] > summary::after {
  content: "–";
}

.page-faq .season-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--graphite);
}

.page-faq .season-tag::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--rule);
}

.page-faq .season-tag.is-spring::before {
  background: var(--spring);
}

.page-faq .season-tag.is-summer::before {
  background: var(--summer);
}

.page-faq .season-tag.is-autumn::before {
  background: var(--autumn);
}

.page-faq .season-tag.is-winter::before {
  background: var(--winter);
}

.page-faq .faq-q {
  display: block;
  margin-top: 6px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.42;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-faq .faq-answer {
  margin: 0 14px 16px;
  padding-top: 12px;
  border-top: 1px dashed var(--rule);
  font-size: 15px;
}

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

/* ---------- 相关栏目入口 ---------- */
.page-faq .faq-next {
  padding: 0 0 34px;
}

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

.page-faq .next-links a {
  display: block;
  padding: 14px 16px;
  border: 2px solid var(--ink);
  border-radius: var(--faq-radius);
  background: var(--paper-2);
  box-shadow: var(--shadow-soft);
  color: var(--ink);
  text-decoration: none;
  transition: background-color 160ms var(--ease), box-shadow 160ms var(--ease);
}

.page-faq .next-links a:hover {
  background: rgba(15, 181, 166, 0.12);
  box-shadow: var(--shadow-hard);
}

.page-faq .next-kicker {
  display: block;
  margin-bottom: 4px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--teal);
}

.page-faq .next-text {
  display: block;
  font-size: 15px;
}

/* ---------- 反馈与联系 ---------- */
.page-faq .faq-contact {
  padding: 6px 0 56px;
}

.page-faq .contact-panel {
  display: grid;
  gap: 24px;
  padding: 26px 20px;
  border: var(--border);
  border-radius: var(--faq-radius);
  background: var(--ink);
  color: var(--paper);
  box-shadow: var(--shadow-hard);
}

.page-faq .contact-panel h2 {
  color: var(--paper-2);
  font-size: clamp(22px, 4.6vw, 30px);
}

.page-faq .contact-panel p {
  max-width: 540px;
  font-size: 15px;
  color: rgba(244, 239, 230, 0.84);
}

.page-faq .contact-panel .stamp {
  border-color: var(--teal);
  color: var(--teal);
}

.page-faq .contact-panel__cta {
  margin: 20px 0 0;
}

.page-faq .contact-panel .btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border: 2px solid var(--paper-2);
  border-radius: var(--faq-radius);
  background: var(--teal);
  color: var(--ink);
  font-family: var(--font-struct);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: background-color 160ms var(--ease);
}

.page-faq .contact-panel .btn:hover {
  background: var(--paper-2);
}

.page-faq .contact-list {
  display: grid;
  gap: 14px;
  align-content: start;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .contact-row {
  display: grid;
  gap: 3px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(244, 239, 230, 0.22);
}

.page-faq .contact-row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-faq .contact-key {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--teal);
}

.page-faq .contact-value {
  font-family: var(--font-data);
  font-size: 14px;
  line-height: 1.6;
  color: var(--paper-2);
  overflow-wrap: anywhere;
}

.page-faq .contact-value--text {
  font-family: var(--font-struct);
  font-size: 15px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .guide-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
  }

  .page-faq .guide-step {
    padding-right: 22px;
  }

  .page-faq .guide-step::after {
    display: block;
  }

  .page-faq .faq-body__head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 300px);
    align-items: center;
    gap: 32px;
  }

  .page-faq .faq-body__figure {
    justify-self: end;
    width: 100%;
  }

  .page-faq .next-links {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 780px) {
  .page-faq .qa-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 18px;
  }
}

@media (min-width: 900px) {
  .page-faq .guide-band__inner {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    column-gap: 44px;
    row-gap: 30px;
    align-items: start;
  }

  .page-faq .guide-band__head {
    grid-column: 1 / -1;
  }

  .page-faq .guide-steps {
    grid-column: 1;
  }

  .page-faq .guide-figure {
    grid-column: 2;
    grid-row: 2 / span 2;
  }

  .page-faq .guide-cta {
    grid-column: 1;
    max-width: 560px;
  }

  .page-faq .faq-body {
    padding: 56px 0 48px;
  }

  .page-faq .contact-panel {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    gap: 40px;
    padding: 38px 36px;
  }
}

@media (min-width: 1040px) {
  .page-faq .qa-layout {
    grid-template-columns: minmax(0, 1fr) 236px;
    gap: 40px;
    align-items: start;
  }

  .page-faq .qa-rail {
    order: 0;
    position: sticky;
    top: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .toc a,
  .page-faq .chip,
  .page-faq .next-links a,
  .page-faq .contact-panel .btn {
    transition: none;
  }
}
<<<END>>>