.page-faq {
  --faq-step-num: clamp(34px, 5vw, 56px);
}

.page-faq .faq-hero {
  display: grid;
  gap: 28px;
  padding: 24px 0 44px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--stone);
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-faq .faq-kicker::before {
  content: "";
  width: 9px;
  height: 9px;
  flex: none;
  background: var(--neon);
  border: 1px solid var(--grass);
}

.page-faq .faq-title {
  margin: 14px 0 0;
  font-size: clamp(32px, 5.4vw, 60px);
  line-height: 1.1;
  letter-spacing: -0.015em;
  font-weight: 800;
  color: var(--ink);
  max-width: 15em;
}

.page-faq .faq-lead {
  margin: 18px 0 0;
  max-width: 42em;
  font-size: var(--fs-body);
  line-height: 1.78;
  color: var(--stone);
}

.page-faq .faq-jump {
  border-left: 2px solid var(--grass);
  padding-left: 16px;
}

.page-faq .faq-jump-title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--stone);
}

.page-faq .faq-jump-list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.page-faq .faq-jump-link {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 7px 0;
  font-size: 15px;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px dashed var(--line);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .faq-jump-link:hover,
.page-faq .faq-jump-link:focus-visible {
  color: var(--grass);
  border-bottom-color: var(--grass-2);
}

.page-faq .faq-jump-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--grass-2);
  flex: none;
}

.page-faq .faq-section {
  padding: var(--section) 0 0;
}

.page-faq .faq-section-head {
  max-width: 46em;
}

.page-faq .faq-h2 {
  margin: 0;
  font-size: clamp(24px, 3vw, 36px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  font-weight: 800;
  color: var(--ink);
}

.page-faq .faq-sub {
  margin: 12px 0 0;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--stone);
}

/* 三类卡点 */
.page-faq .cause-grid {
  display: grid;
  gap: 16px;
  margin-top: 30px;
}

.page-faq .cause-card {
  position: relative;
  display: block;
  padding: 28px 20px 20px;
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  color: var(--ink);
  text-decoration: none;
  transition: transform 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-faq .cause-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--grass);
}

.page-faq .cause-card--cache::before {
  background: var(--red);
}

.page-faq .cause-card--script::before {
  background: var(--yellow);
}

.page-faq .cause-card--account::before {
  background: var(--grass);
}

.page-faq .cause-card:hover,
.page-faq .cause-card:focus-visible {
  transform: translateY(-2px);
  border-color: var(--grass-2);
}

.page-faq .cause-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--stone);
}

.page-faq .cause-title {
  margin: 10px 0 10px;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.3;
}

.page-faq .cause-symptom {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--stone);
}

.page-faq .cause-go {
  display: inline-block;
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--grass);
}

/* 五步清单 */
.page-faq .step-figure {
  margin: 30px 0 0;
}

.page-faq .step-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--line);
  background: var(--card);
  object-fit: cover;
}

.page-faq .step-figure-cap {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--stone);
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.page-faq .step-list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
}

.page-faq .step-row {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 14px;
  padding: 22px 0 24px;
}

.page-faq .step-row + .step-row {
  border-top: 1px dashed var(--line);
}

.page-faq .step-num {
  font-family: var(--font-mono);
  font-size: var(--faq-step-num);
  line-height: 0.92;
  letter-spacing: -0.05em;
  color: var(--grass);
}

.page-faq .step-num::after {
  content: "";
  display: block;
  width: 26px;
  height: 3px;
  margin-top: 8px;
  background: var(--neon);
  border-bottom: 1px solid var(--grass-2);
}

.page-faq .step-body {
  min-width: 0;
}

.page-faq .step-action {
  margin: 0 0 8px;
  font-size: var(--fs-h3);
  font-weight: 700;
  line-height: 1.3;
  color: var(--ink);
}

.page-faq .step-desc {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--stone);
}

.page-faq .step-expect {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  margin: 12px 0 0;
  padding: 10px 12px;
  background: var(--ink-soft);
  border-left: 3px solid var(--grass-2);
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink);
}

.page-faq .step-expect b {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--grass);
  padding-top: 4px;
}

.page-faq mark {
  background: rgba(198, 242, 78, 0.38);
  color: inherit;
  padding: 0 2px;
}

/* 三种现象 */
.page-faq .symptom-figure {
  margin: 30px 0 0;
}

.page-faq .symptom-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--line);
  background: var(--card);
  object-fit: cover;
}

.page-faq .symptom-figure-cap {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--stone);
  font-family: var(--font-mono);
}

.page-faq .symptom-list {
  display: grid;
  gap: 18px;
  margin-top: 26px;
}

.page-faq .symptom {
  padding: 22px 20px;
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 4px solid var(--stone-l);
  box-shadow: var(--shadow);
}

.page-faq .symptom-title {
  margin: 0 0 10px;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--ink);
}

.page-faq .symptom-body {
  margin: 0 0 14px;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--stone);
}

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

.page-faq .symptom-fix li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
}

.page-faq .symptom-fix li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.58em;
  width: 8px;
  height: 8px;
  background: var(--neon);
  border: 1px solid var(--grass-2);
}

/* 常见疑问 */
.page-faq .qa-list {
  margin-top: 28px;
  border-top: 1px solid var(--line);
}

.page-faq .qa-item {
  border-bottom: 1px solid var(--line);
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .qa-item[open] {
  background: var(--card);
  border-bottom-color: var(--grass-2);
}

.page-faq .qa-q {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 17px 6px;
  cursor: pointer;
  list-style: none;
  font-size: var(--fs-h3);
  font-weight: 600;
  line-height: 1.4;
  color: var(--ink);
}

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

.page-faq .qa-q::after {
  content: "+";
  margin-left: auto;
  flex: none;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--grass-2);
}

.page-faq .qa-item[open] > .qa-q::after {
  content: "−";
  color: var(--grass);
}

.page-faq .qa-item[open] > .qa-q {
  color: var(--grass);
}

.page-faq .qa-index {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--stone);
  padding-top: 5px;
}

.page-faq .qa-a {
  padding: 0 20px 20px 34px;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--stone);
}

/* 联络出口 */
.page-faq .faq-exit {
  position: relative;
  overflow: hidden;
  padding: 34px 22px;
  background: var(--grass);
  color: var(--ink-soft);
}

.page-faq .faq-exit::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    45deg,
    rgba(198, 242, 78, 0.07) 0,
    rgba(198, 242, 78, 0.07) 1px,
    transparent 1px,
    transparent 9px
  );
}

.page-faq .faq-exit > * {
  position: relative;
  z-index: 1;
}

.page-faq .exit-title {
  margin: 0;
  font-size: clamp(22px, 2.8vw, 32px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  font-weight: 800;
  color: var(--ink-soft);
}

.page-faq .exit-note {
  margin: 14px 0 0;
  max-width: 42em;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-mute);
}

.page-faq .exit-mail-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 14px;
  margin: 20px 0 0;
}

.page-faq .exit-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--ink-mute);
}

.page-faq .exit-mail {
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.2vw, 22px);
  color: var(--neon);
  text-decoration: none;
  word-break: break-all;
  border-bottom: 1px solid rgba(198, 242, 78, 0.5);
}

.page-faq .exit-mail:hover,
.page-faq .exit-mail:focus-visible {
  border-bottom-color: var(--neon);
}

.page-faq .exit-subject {
  margin: 16px 0 0;
  padding: 11px 14px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--neon);
  background: rgba(198, 242, 78, 0.1);
  border: 1px dashed rgba(198, 242, 78, 0.45);
}

.page-faq .exit-link {
  color: var(--neon);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .exit-foot {
  margin: 18px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ink-mute);
}

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

  .page-faq .step-row {
    grid-template-columns: 92px minmax(0, 1fr);
    gap: 30px;
    padding: 28px 0 30px;
  }

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

  .page-faq .symptom--wide {
    grid-column: 1 / -1;
  }

  .page-faq .faq-exit {
    padding: 48px 40px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: end;
    gap: 48px;
    padding-top: 30px;
  }

  .page-faq .faq-jump {
    padding-bottom: 6px;
  }

  .page-faq .cause-grid {
    margin-top: 36px;
  }
}
<<<END>>>