.page-faq {
  --fq-rail: 208px;
  --fq-body: var(--deep);
  --fq-soft: #45564f;
  --fq-ink-soft: #d6e2db;
}

.page-faq .breadcrumb {
  padding: 18px 0 0;
}

/* ---------- 首屏 ---------- */
.page-faq .fq-hero {
  padding: 18px 0 6px;
}

.page-faq .fq-hero__grid {
  display: grid;
  gap: 26px;
}

.page-faq h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.85rem, 6vw, 2.9rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--ink-night);
  margin: 12px 0 0;
}

.page-faq .fq-hero__lede {
  margin: 14px 0 0;
  max-width: 46ch;
  font-size: 1.02rem;
  line-height: 1.85;
  color: var(--fq-body);
}

.page-faq .fq-hero__hint {
  margin: 14px 0 0;
  max-width: 48ch;
  padding-left: 14px;
  border-left: 3px solid var(--flame);
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--fq-soft);
}

.page-faq .fq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-faq .fq-hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-faq .fq-sign {
  width: min(100%, 400px);
  height: auto;
  filter: drop-shadow(0 28px 42px rgba(11, 46, 36, 0.34));
}

.page-faq .fq-sign__board { fill: var(--ink-stand); }
.page-faq .fq-sign__plate { fill: var(--moss); }
.page-faq .fq-sign__plate--hot { fill: var(--flame); }
.page-faq .fq-sign__bar { fill: var(--mist); opacity: 0.72; }
.page-faq .fq-sign__bar--dark { fill: var(--ink-night); opacity: 0.55; }
.page-faq .fq-sign__arrow { fill: var(--amber); }
.page-faq .fq-sign__arrow--dark { fill: var(--milk); }
.page-faq .fq-sign__num {
  font-family: var(--font-mono);
  font-size: 21px;
  font-weight: 700;
  fill: var(--milk);
}
.page-faq .fq-sign__num--dark { fill: var(--milk); }
.page-faq .fq-sign__grip { fill: var(--metal); opacity: 0.6; }

/* ---------- 页面骨架：左导轨 + 右内容 ---------- */
.page-faq .fq-shell {
  display: grid;
  gap: 26px;
  padding: 24px 0 64px;
}

.page-faq .fq-rail {
  background: var(--milk);
  border: 1px solid var(--mist);
  border-radius: var(--radius-lg);
  padding: 18px 16px;
}

.page-faq .fq-rail__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 0.92rem;
  letter-spacing: 0.14em;
  color: var(--metal);
}

.page-faq .fq-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 3px;
}

.page-faq .fq-rail__list a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 8px 10px;
  border-radius: 12px;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--ink-night);
  text-decoration: none;
  transition: background 0.24s var(--ease), color 0.24s var(--ease);
}

.page-faq .fq-rail__list a .mono {
  color: var(--flame);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
}

.page-faq .fq-rail__list a:hover,
.page-faq .fq-rail__list a:focus-visible {
  background: var(--warm);
}

.page-faq .fq-rail__note {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--mist);
  font-size: 0.83rem;
  line-height: 1.75;
  color: var(--metal);
}

/* ---------- 章节 ---------- */
.page-faq .fq-sec {
  padding: 28px 0 6px;
  border-top: 1px solid var(--mist);
}

.page-faq .fq-sec:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-faq .fq-sec__title {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.35rem, 4vw, 1.85rem);
  line-height: 1.24;
  color: var(--ink-night);
}

.page-faq .fq-sec__lede {
  margin: 10px 0 0;
  max-width: 62ch;
  font-size: 0.98rem;
  line-height: 1.85;
  color: var(--fq-body);
}

.page-faq .fq-sec__foot {
  margin: 18px 0 0;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--fq-soft);
}

.page-faq .fq-inline-link {
  color: var(--ink-night);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 2px solid var(--flame);
  padding-bottom: 1px;
}

.page-faq .fq-inline-link:hover,
.page-faq .fq-inline-link:focus-visible {
  color: var(--flame);
}

/* ---------- 三步清单 ---------- */
.page-faq .fq-first {
  display: grid;
  gap: 20px;
  margin-top: 22px;
}

.page-faq .fq-checklist-wrap {
  background: var(--milk);
  border: 1px solid var(--mist);
  border-radius: var(--radius-lg);
  padding: 16px;
  box-shadow: var(--shadow-card);
}

.page-faq .fq-progress {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  margin-bottom: 16px;
}

.page-faq .fq-progress__seg {
  height: 6px;
  border-radius: var(--pill);
  background: var(--mist);
  transition: background 0.3s var(--ease);
}

.page-faq .fq-checklist-wrap:has(#fq-s1:checked) .fq-progress__seg--1,
.page-faq .fq-checklist-wrap:has(#fq-s2:checked) .fq-progress__seg--2,
.page-faq .fq-checklist-wrap:has(#fq-s3:checked) .fq-progress__seg--3 {
  background: var(--signal);
}

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

.page-faq .check-item {
  position: relative;
}

.page-faq .check-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.page-faq .check-label {
  display: grid;
  grid-template-columns: auto auto minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  padding: 14px 14px 15px;
  border: 1px solid var(--mist);
  border-radius: var(--radius-md);
  background: #ffffff;
  cursor: pointer;
  transition: border-color 0.24s var(--ease), background 0.24s var(--ease);
}

.page-faq .check-input:focus-visible + .check-label {
  outline: 3px solid var(--flame);
  outline-offset: 2px;
}

.page-faq .check-box {
  position: relative;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  border: 2px solid var(--metal);
  border-radius: 6px;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .check-input:checked + .check-label {
  background: #f0fbf5;
  border-color: var(--signal);
}

.page-faq .check-input:checked + .check-label .check-box {
  background: var(--signal);
  border-color: var(--signal);
}

.page-faq .check-input:checked + .check-label .check-box::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 1px;
  width: 5px;
  height: 10px;
  border-right: 2px solid var(--milk);
  border-bottom: 2px solid var(--milk);
  transform: rotate(40deg);
}

.page-faq .check-num {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--flame);
  letter-spacing: 0.04em;
}

.page-faq .check-input:checked + .check-label .check-num {
  color: var(--moss);
}

.page-faq .check-body strong {
  display: block;
  font-size: 1rem;
  line-height: 1.55;
  color: var(--ink-night);
}

.page-faq .check-body > span {
  display: block;
  margin-top: 5px;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--fq-soft);
}

.page-faq .check-body a {
  color: var(--ink-night);
  text-decoration: none;
  border-bottom: 2px solid var(--amber);
}

.page-faq .check-body a:hover,
.page-faq .check-body a:focus-visible {
  color: var(--flame);
  border-bottom-color: var(--flame);
}

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

.page-faq .fq-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: var(--radius-lg);
  border: 1px solid var(--mist);
}

.page-faq .fq-figure figcaption {
  margin-top: 10px;
  font-size: 0.84rem;
  line-height: 1.7;
  color: var(--metal);
}

.page-faq .fq-figure--wide {
  margin-top: 22px;
}

/* ---------- 设备切换 ---------- */
.page-faq .fq-switch {
  position: relative;
  margin-top: 20px;
}

.page-faq .fq-switch__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.page-faq .fq-switch__labels {
  display: inline-flex;
  gap: 4px;
  padding: 5px;
  border-radius: var(--pill);
  background: var(--ink-stand);
}

.page-faq .fq-switch__labels label {
  padding: 9px 18px;
  border-radius: var(--pill);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--warm);
  cursor: pointer;
  transition: background 0.24s var(--ease), color 0.24s var(--ease);
}

.page-faq .fq-switch__input:focus-visible + .fq-switch__input + .fq-switch__labels,
.page-faq #fq-dev-pc:focus-visible ~ .fq-switch__labels label[for="fq-dev-pc"],
.page-faq #fq-dev-mobile:focus-visible ~ .fq-switch__labels label[for="fq-dev-mobile"] {
  outline: 3px solid var(--flame);
  outline-offset: 3px;
}

.page-faq #fq-dev-pc:checked ~ .fq-switch__labels label[for="fq-dev-pc"],
.page-faq #fq-dev-mobile:checked ~ .fq-switch__labels label[for="fq-dev-mobile"] {
  background: var(--flame);
  color: var(--milk);
}

.page-faq .fq-switch__panel {
  display: none;
}

.page-faq #fq-dev-pc:checked ~ .fq-switch__panel--pc,
.page-faq #fq-dev-mobile:checked ~ .fq-switch__panel--mobile {
  display: block;
}

.page-faq .fq-steps {
  list-style: none;
  counter-reset: fqstep;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .fq-steps li {
  position: relative;
  padding: 14px 16px 14px 56px;
  background: var(--milk);
  border: 1px solid var(--mist);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  line-height: 1.78;
  color: var(--fq-body);
}

.page-faq .fq-steps li::before {
  counter-increment: fqstep;
  content: counter(fqstep, decimal-leading-zero);
  position: absolute;
  left: 14px;
  top: 14px;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--flame);
}

.page-faq .fq-steps li::after {
  content: "";
  position: absolute;
  left: 17px;
  top: 38px;
  bottom: 12px;
  width: 2px;
  background: var(--mist);
}

.page-faq .fq-steps li:last-child::after {
  display: none;
}

/* ---------- 栏目定位图 ---------- */
.page-faq .fq-map {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

.page-faq .fq-map__cell {
  display: block;
  padding: 16px 16px 18px;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  background: var(--ink-stand);
  color: var(--warm);
  text-decoration: none;
  transition: transform 0.26s var(--ease), background 0.26s var(--ease),
    border-color 0.26s var(--ease);
}

.page-faq .fq-map__cell:hover,
.page-faq .fq-map__cell:focus-visible {
  transform: translateY(-3px);
  background: var(--moss);
  border-color: var(--flame);
}

.page-faq .fq-map__k {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  color: var(--amber);
}

.page-faq .fq-map__t {
  display: block;
  margin-top: 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  line-height: 1.3;
}

.page-faq .fq-map__d {
  display: block;
  margin-top: 8px;
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--fq-ink-soft);
}

/* ---------- 数据行 ---------- */
.page-faq .fq-datarows {
  margin-top: 20px;
  border-top: 1px solid var(--mist);
}

.page-faq .fq-datarows .data-row {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--mist);
}

.page-faq .fq-datarows .data-key {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: var(--metal);
}

.page-faq .fq-datarows .data-val {
  font-size: 0.96rem;
  line-height: 1.8;
  color: var(--fq-body);
}

/* ---------- 规则案例 ---------- */
.page-faq .fq-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.page-faq .fq-chip {
  padding: 7px 14px;
  border-radius: var(--pill);
  border: 1px solid var(--mist);
  background: var(--warm);
  font-size: 0.84rem;
  line-height: 1.5;
  color: var(--ink-night);
}

.page-faq .fq-ruleparts {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .fq-ruleparts li {
  padding: 15px 16px;
  border-left: 4px solid var(--flame);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  background: var(--milk);
}

.page-faq .fq-ruleparts h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink-night);
}

.page-faq .fq-ruleparts p {
  margin: 6px 0 0;
  font-size: 0.92rem;
  line-height: 1.78;
  color: var(--fq-soft);
}

/* ---------- 联系客服 ---------- */
.page-faq .fq-support {
  display: grid;
  gap: 18px;
  margin-top: 22px;
}

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

.page-faq .fq-prep li {
  padding: 14px 16px;
  border: 1px solid var(--mist);
  border-radius: var(--radius-md);
  background: var(--milk);
}

.page-faq .fq-prep strong {
  display: block;
  font-size: 0.98rem;
  color: var(--ink-night);
}

.page-faq .fq-prep span {
  display: block;
  margin-top: 5px;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--fq-soft);
}

.page-faq .fq-contact-card {
  padding: 20px;
  border-radius: var(--radius-lg);
  background: var(--ink-night);
  color: var(--warm);
}

.page-faq .fq-contact-card h3 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--milk);
}

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

.page-faq .fq-contact-list li {
  display: grid;
  gap: 3px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(217, 222, 217, 0.22);
}

.page-faq .fq-contact-list .contact-label {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  color: var(--metal);
}

.page-faq .fq-contact-list .contact-value {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--milk);
  word-break: break-word;
}

.page-faq .fq-contact-note {
  margin: 14px 0 16px;
  font-size: 0.86rem;
  line-height: 1.75;
  color: var(--fq-ink-soft);
}

/* ---------- 结尾入口卡 ---------- */
.page-faq .fq-cta {
  margin-top: 36px;
  padding-top: 26px;
  border-top: 1px solid var(--mist);
}

.page-faq .fq-cta__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 3.4vw, 1.5rem);
  font-weight: 800;
  color: var(--ink-night);
}

.page-faq .fq-cta__grid {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

.page-faq .fq-cta__card {
  display: block;
  padding: 16px 18px 18px;
  border-radius: 4px var(--radius-md) var(--radius-md) var(--radius-md);
  background: var(--moss);
  color: var(--warm);
  text-decoration: none;
  transition: transform 0.24s var(--ease), background 0.24s var(--ease);
}

.page-faq .fq-cta__card:hover,
.page-faq .fq-cta__card:focus-visible {
  transform: translateY(-3px);
  background: var(--ink-stand);
}

.page-faq .fq-cta__k {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  color: var(--amber);
}

.page-faq .fq-cta__t {
  display: block;
  margin-top: 8px;
  font-size: 0.96rem;
  line-height: 1.65;
  color: var(--milk);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-faq .fq-hero {
    padding: 26px 0 8px;
  }

  .page-faq .fq-first {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
    gap: 24px;
  }

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

  .page-faq .fq-datarows .data-row {
    grid-template-columns: 120px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }

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

  .page-faq .fq-support {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }

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

@media (min-width: 1024px) {
  .page-faq .fq-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
    gap: 40px;
  }

  .page-faq .fq-shell {
    grid-template-columns: var(--fq-rail) minmax(0, 1fr);
    gap: 48px;
    align-items: start;
  }

  .page-faq .fq-rail {
    position: sticky;
    top: 96px;
  }

  .page-faq .fq-sec {
    padding: 34px 0 10px;
  }

  .page-faq .fq-map {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-faq .fq-map__cell {
    grid-column: span 2;
  }

  .page-faq .fq-map__cell--lead,
  .page-faq .fq-map__cell--tail {
    grid-column: span 3;
  }

  .page-faq .fq-sec__lede {
    max-width: 68ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .fq-map__cell,
  .page-faq .fq-cta__card,
  .page-faq .check-label,
  .page-faq .fq-progress__seg {
    transition: none;
  }

  .page-faq .fq-map__cell:hover,
  .page-faq .fq-map__cell:focus-visible,
  .page-faq .fq-cta__card:hover,
  .page-faq .fq-cta__card:focus-visible {
    transform: none;
  }
}