.page-faq {
  background: var(--off-white);
  color: var(--graphite);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  background: var(--ink-900);
  color: var(--off-white);
  padding: clamp(24px, 4vw, 42px) 0 clamp(34px, 5vw, 62px);
  overflow: hidden;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -46%;
  width: 52vw;
  height: 52vw;
  max-width: 540px;
  max-height: 540px;
  border: 1px solid rgba(71, 240, 197, 0.16);
  border-radius: 50%;
  pointer-events: none;
}

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

.page-faq .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 clamp(16px, 2.6vw, 24px);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(243, 239, 228, 0.5);
}

.page-faq .breadcrumb a {
  color: rgba(243, 239, 228, 0.82);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
}

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

.page-faq .breadcrumb__sep {
  color: rgba(243, 239, 228, 0.28);
}

.page-faq .faq-hero__title {
  margin: 0;
  max-width: 22ch;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 7.4vw, 66px);
  line-height: 1.02;
  letter-spacing: -0.015em;
}

.page-faq .faq-hero__eyebrow {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--signal);
}

.page-faq .faq-hero__lead {
  margin: clamp(16px, 2.4vw, 22px) 0 0;
  max-width: 54ch;
  font-size: clamp(15px, 2vw, 17px);
  line-height: 1.8;
  color: rgba(243, 239, 228, 0.78);
}

.page-faq .faq-hero__figure {
  margin: clamp(20px, 3.4vw, 32px) 0 0;
  border: 1px solid rgba(243, 239, 228, 0.14);
  border-radius: var(--radius-m);
  overflow: hidden;
  background: var(--green-700);
}

.page-faq .faq-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

/* ---------- 四类入口 ---------- */
.page-faq .faq-entries {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: clamp(20px, 3.4vw, 32px);
}

.page-faq .faq-entry {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 20px 18px 18px;
  border: 1px solid rgba(243, 239, 228, 0.16);
  border-radius: var(--radius-m);
  background: rgba(243, 239, 228, 0.05);
  color: var(--off-white);
  text-decoration: none;
  overflow: hidden;
  transition: transform 0.18s var(--ease), border-color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-faq .faq-entry::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 3px;
  background: var(--faq-accent, var(--signal));
  transform: scaleX(0.32);
  transform-origin: left center;
  transition: transform 0.24s var(--ease);
}

.page-faq .faq-entry:hover,
.page-faq .faq-entry:focus-visible {
  transform: translateY(-2px);
  border-color: var(--faq-accent, var(--signal));
  background: rgba(243, 239, 228, 0.1);
}

.page-faq .faq-entry:hover::before,
.page-faq .faq-entry:focus-visible::before {
  transform: scaleX(1);
}

.page-faq .faq-entry:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
}

.page-faq .faq-entry--1 { --faq-accent: var(--track-red); }
.page-faq .faq-entry--2 { --faq-accent: var(--signal); }
.page-faq .faq-entry--3 { --faq-accent: var(--amber); }
.page-faq .faq-entry--4 { --faq-accent: rgba(243, 239, 228, 0.62); }

.page-faq .faq-entry__num {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--faq-accent, var(--signal));
}

.page-faq .faq-entry__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 2.4vw, 22px);
  line-height: 1.24;
  letter-spacing: -0.01em;
}

.page-faq .faq-entry__desc {
  font-size: 13.5px;
  line-height: 1.68;
  color: rgba(243, 239, 228, 0.66);
}

.page-faq .faq-entry__go {
  margin-top: auto;
  padding-top: 10px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--faq-accent, var(--signal));
}

/* ---------- 区块骨架 ---------- */
.page-faq .faq-section {
  padding: clamp(38px, 6vw, 76px) 0;
}

.page-faq .faq-section--off {
  background: var(--off-white);
}

.page-faq .faq-section--paper {
  background: var(--paper);
}

.page-faq .faq-section--band {
  background: var(--green-700);
  color: var(--off-white);
}

.page-faq .faq-head {
  max-width: 760px;
  margin-bottom: clamp(22px, 3.6vw, 36px);
}

.page-faq .faq-head__kicker {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--track-deep);
}

.page-faq .faq-head__kicker::before {
  content: "";
  width: 22px;
  height: 2px;
  background: currentColor;
}

.page-faq .faq-section--band .faq-head__kicker {
  color: var(--signal);
}

.page-faq .faq-head h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 4.4vw, 42px);
  line-height: 1.1;
  letter-spacing: -0.012em;
}

.page-faq .faq-head p {
  margin: 0;
  font-size: clamp(15px, 1.8vw, 17px);
  line-height: 1.78;
  color: var(--steel);
}

.page-faq .faq-section--band .faq-head p {
  color: rgba(243, 239, 228, 0.74);
}

/* ---------- 编号步骤 ---------- */
.page-faq .faq-steps {
  --step-pad: 32px;
  list-style: none;
  margin: 0;
  padding: 0 0 0 var(--step-pad);
  border-left: 2px solid var(--sand);
  max-width: 720px;
}

.page-faq .faq-step {
  position: relative;
  padding-bottom: clamp(20px, 3vw, 28px);
}

.page-faq .faq-step:last-child {
  padding-bottom: 0;
}

.page-faq .faq-step__num {
  position: absolute;
  top: 1px;
  left: calc(-1 * var(--step-pad) - 14px);
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--track-red);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}

.page-faq .faq-step h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(18px, 2.4vw, 21px);
  line-height: 1.3;
}

.page-faq .faq-step p {
  margin: 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--steel);
}

.page-faq .faq-step p + p {
  margin-top: 6px;
}

.page-faq .faq-step .faq-step__hint {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--cyan-dark);
}

/* ---------- 标签示例 ---------- */
.page-faq .faq-tagdemos {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-faq .faq-tagdemo {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 18px;
  border: 1px solid rgba(243, 239, 228, 0.16);
  border-radius: var(--radius-m);
  background: rgba(8, 37, 31, 0.45);
  transition: border-color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-faq .faq-tagdemo:hover {
  border-color: rgba(71, 240, 197, 0.5);
  background: rgba(8, 37, 31, 0.72);
}

.page-faq .faq-tagdemo__code {
  flex: 0 0 auto;
  padding: 5px 9px;
  border: 1px solid rgba(71, 240, 197, 0.42);
  border-radius: var(--radius-s);
  background: rgba(71, 240, 197, 0.12);
  color: var(--signal);
  font-family: var(--font-mono);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.06em;
  white-space: nowrap;
}

.page-faq .faq-tagdemo h3 {
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.01em;
}

.page-faq .faq-tagdemo p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(243, 239, 228, 0.7);
}

/* ---------- 折叠条 ---------- */
.page-faq .faq-fold {
  margin-top: clamp(20px, 3vw, 30px);
  border: 1px solid rgba(243, 239, 228, 0.18);
  border-radius: var(--radius-m);
  background: rgba(8, 37, 31, 0.4);
  overflow: hidden;
}

.page-faq .faq-fold summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 15px 18px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--off-white);
  transition: background-color 0.16s var(--ease);
}

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

.page-faq .faq-fold summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1;
  color: var(--signal);
}

.page-faq .faq-fold[open] summary::after {
  content: "−";
}

.page-faq .faq-fold summary:hover {
  background: rgba(243, 239, 228, 0.06);
}

.page-faq .faq-fold summary:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: -3px;
}

.page-faq .faq-fold__body {
  padding: 4px 18px 18px;
  border-top: 1px solid rgba(243, 239, 228, 0.12);
}

.page-faq .faq-fold__body ul {
  margin: 14px 0 0;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(243, 239, 228, 0.74);
}

.page-faq .faq-fold__body li + li {
  margin-top: 8px;
}

.page-faq .faq-fold__body li::marker {
  color: var(--signal);
}

.page-faq .faq-fold__body .mono {
  color: var(--signal);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  margin-right: 6px;
}

.page-faq .faq-foldnote {
  margin: 14px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(243, 239, 228, 0.56);
}

/* ---------- 检索组合 ---------- */
.page-faq .faq-combos {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-faq .faq-combo {
  padding: 18px;
  border: 1px solid var(--sand);
  border-radius: var(--radius-m);
  background: var(--paper);
  transition: transform 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-faq .faq-combo:hover {
  transform: translateY(-2px);
  border-color: var(--cyan-dark);
}

.page-faq .faq-combo__label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--track-deep);
}

.page-faq .faq-combo__q {
  margin: 8px 0 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  line-height: 1.32;
}

.page-faq .faq-combo__r {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--steel);
}

.page-faq .faq-clipnote {
  margin-top: clamp(18px, 3vw, 26px);
  padding: 18px 20px;
  border-left: 3px solid var(--track-red);
  background: var(--off-white);
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
}

.page-faq .faq-clipnote p {
  margin: 0;
  max-width: 72ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--graphite);
}

.page-faq .faq-clipnote p + p {
  margin-top: 10px;
}

.page-faq .faq-clipnote a {
  color: var(--cyan-dark);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 107, 83, 0.4);
  font-weight: 700;
}

.page-faq .faq-clipnote a:hover,
.page-faq .faq-clipnote a:focus-visible {
  color: var(--track-deep);
  border-bottom-color: var(--track-deep);
}

/* ---------- 订阅与通知 ---------- */
.page-faq .faq-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 4vw, 40px);
  align-items: start;
}

.page-faq .faq-split__media {
  max-width: 320px;
  margin-inline: auto;
  border: 1px solid rgba(243, 239, 228, 0.18);
  border-radius: var(--radius-m);
  overflow: hidden;
  background: var(--ink-900);
}

.page-faq .faq-split__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

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

.page-faq .faq-check {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 14px 16px;
  border: 1px solid rgba(243, 239, 228, 0.13);
  border-radius: var(--radius-s);
  background: rgba(243, 239, 228, 0.06);
}

.page-faq .faq-check__state {
  align-self: start;
  padding: 3px 8px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  white-space: nowrap;
}

.page-faq .faq-check__state--on {
  color: var(--signal);
  border: 1px solid rgba(71, 240, 197, 0.42);
  background: rgba(71, 240, 197, 0.14);
}

.page-faq .faq-check__state--warn {
  color: var(--amber);
  border: 1px solid rgba(240, 180, 76, 0.45);
  background: rgba(240, 180, 76, 0.14);
}

.page-faq .faq-check__state--off {
  color: #F2B0A4;
  border: 1px solid rgba(214, 64, 47, 0.45);
  background: rgba(214, 64, 47, 0.16);
}

.page-faq .faq-check h3 {
  margin: 0 0 3px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14.5px;
  letter-spacing: 0.01em;
}

.page-faq .faq-check p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(243, 239, 228, 0.72);
}

/* ---------- 联系与反馈 ---------- */
.page-faq .faq-contact {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3.4vw, 36px);
}

.page-faq .faq-contact__lead h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(25px, 4vw, 38px);
  line-height: 1.12;
  letter-spacing: -0.012em;
}

.page-faq .faq-contact__lead > p {
  margin: 0;
  max-width: 52ch;
  font-size: clamp(15px, 1.8vw, 16.5px);
  line-height: 1.78;
  color: var(--steel);
}

.page-faq .faq-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.page-faq .faq-contact__shortcut {
  margin: 16px 0 0;
  font-size: 14px;
  color: var(--steel);
}

.page-faq .faq-contact__shortcut a {
  color: var(--cyan-dark);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 107, 83, 0.4);
}

.page-faq .faq-contact__shortcut a:hover,
.page-faq .faq-contact__shortcut a:focus-visible {
  color: var(--track-deep);
  border-bottom-color: var(--track-deep);
}

.page-faq .faq-contact__info {
  padding: clamp(20px, 3vw, 28px);
  border-radius: var(--radius-l);
  background: var(--ink-900);
  color: var(--off-white);
}

.page-faq .faq-contact__info h3 {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--signal);
}

.page-faq .faq-contact__list {
  margin: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-contact__row {
  display: grid;
  gap: 3px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(243, 239, 228, 0.12);
}

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

.page-faq .faq-contact__row dt {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(243, 239, 228, 0.5);
}

.page-faq .faq-contact__row dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14.5px;
  color: var(--signal);
  word-break: break-word;
}

.page-faq .faq-contact__note {
  margin: 18px 0 0;
  font-size: 12.5px;
  line-height: 1.72;
  color: rgba(243, 239, 228, 0.55);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-entries {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 14px;
  }

  .page-faq .faq-tagdemos {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .page-faq .faq-combos {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }
}

@media (min-width: 720px) {
  .page-faq .faq-steps {
    --step-pad: 42px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-split {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: clamp(28px, 4vw, 44px);
  }

  .page-faq .faq-split__media {
    max-width: none;
    margin-inline: 0;
  }

  .page-faq .faq-contact {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-entries {
    grid-template-columns: 1.3fr 1fr 1.1fr 0.9fr;
    gap: 14px;
  }

  .page-faq .faq-combos {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-entry,
  .page-faq .faq-entry::before,
  .page-faq .faq-combo,
  .page-faq .faq-breadcrumb a,
  .page-faq .breadcrumb a {
    transition: none;
  }

  .page-faq .faq-entry:hover,
  .page-faq .faq-entry:focus-visible,
  .page-faq .faq-combo:hover {
    transform: none;
  }
}
<<<END>>>