/* ===== 问题排查页 · page-faq ===== */

.page-faq {
  --faq-rail: 244px;
}

.page-faq .breadcrumbs {
  padding: 22px 0 0;
  font-size: 13px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-intro {
  padding: 30px 0 34px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-intro__coord {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--kiwi-dark);
}

.page-faq .faq-intro h1 {
  margin: 0 0 18px;
  max-width: 760px;
  font-size: clamp(27px, 4.6vw, 42px);
  line-height: 1.2;
  letter-spacing: -0.012em;
  font-weight: 800;
  color: var(--seed);
}

.page-faq .faq-intro__lead {
  max-width: 660px;
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--graphite);
}

.page-faq .faq-banner {
  margin: 34px 0 0;
}

/* ---------- 区块标题体系 ---------- */
.page-faq .faq-sec__coord {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--graphite);
  text-transform: uppercase;
}

.page-faq .faq-sec__coord::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--kiwi);
  flex: none;
}

.page-faq .faq-sec__title {
  margin: 12px 0 10px;
  font-size: clamp(20px, 3vw, 27px);
  line-height: 1.3;
  letter-spacing: -0.008em;
  font-weight: 800;
  color: var(--seed);
}

.page-faq .faq-sec__desc {
  margin: 0;
  max-width: 640px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--graphite);
}

.page-faq .faq-sec {
  padding: 54px 0 0;
}

.page-faq .faq-sec__more {
  margin: 28px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--graphite);
}

.page-faq .faq-sec__more a {
  color: var(--kiwi-dark);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 209, 138, 0.5);
}

.page-faq .faq-sec__more a:hover {
  color: var(--seed);
  border-bottom-color: var(--seed);
}

/* ---------- 快速自查 ---------- */
.page-faq .selfcheck-band {
  margin-top: 50px;
  padding: 34px 0 10px;
  border-top: 3px solid var(--kiwi);
  background: linear-gradient(180deg, rgba(47, 209, 138, 0.07), rgba(47, 209, 138, 0) 150px);
}

.page-faq .quick-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 26px;
}

.page-faq .quick-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 20px 20px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  box-shadow: var(--shadow-1);
  overflow: hidden;
}

.page-faq .quick-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--kiwi);
}

.page-faq .quick-card:nth-child(2)::before { background: var(--electric); }
.page-faq .quick-card:nth-child(3)::before { background: var(--violet); }
.page-faq .quick-card:nth-child(4)::before { background: var(--warn); }

.page-faq .quick-card__coord {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--graphite);
}

.page-faq .quick-card__q {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--seed);
}

.page-faq .quick-card__a {
  flex: 1;
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--graphite);
}

.page-faq .quick-card__step {
  margin: 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--kiwi-dark);
}

/* ---------- 双栏：目录 + 问答 ---------- */
.page-faq .qa-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin-top: 54px;
}

.page-faq .faq-toc {
  padding: 18px 16px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  box-shadow: var(--shadow-1);
}

.page-faq .faq-toc .toc__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--graphite);
}

.page-faq .faq-toc .toc__list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-faq .faq-toc .toc__link {
  display: block;
  padding: 8px 10px;
  border-left: 2px solid transparent;
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--graphite);
  text-decoration: none;
  transition: color 0.18s var(--ease), background 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-faq .faq-toc .toc__link:hover {
  color: var(--seed);
  background: var(--paper);
}

.page-faq .faq-toc .toc__link[aria-current="true"],
.page-faq .faq-toc .toc__link.is-active {
  color: var(--seed);
  font-weight: 600;
  border-left-color: var(--kiwi);
  background: rgba(47, 209, 138, 0.09);
}

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

.page-faq .faq-body > .faq-sec:first-child {
  padding-top: 44px;
}

/* ---------- 问答条目 ---------- */
.page-faq .qa-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 26px;
}

.page-faq .qa {
  position: relative;
  padding-left: 18px;
  background: var(--white);
  border: 1px solid var(--line);
  border-left: 0;
  border-radius: 0 var(--radius-m) var(--radius-m) 0;
  box-shadow: var(--shadow-1);
}

.page-faq .qa::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--kiwi);
  transition: width 0.18s var(--ease);
}

.page-faq .qa[open]::before {
  width: 4px;
}

.page-faq .qa__q {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 18px 18px 0;
  list-style: none;
  cursor: pointer;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--seed);
}

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

.page-faq .qa__q::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 400;
  line-height: 1.25;
  color: var(--kiwi-dark);
  transition: transform 0.2s var(--ease);
}

.page-faq .qa[open] .qa__q::after {
  content: "\2013";
}

.page-faq .qa__q:hover {
  color: var(--kiwi-dark);
}

.page-faq .qa__body {
  padding: 16px 20px 20px 0;
  border-top: 1px solid var(--line);
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--graphite);
}

.page-faq .qa__body p {
  margin: 0 0 12px;
}

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

.page-faq .qa__body a {
  color: var(--kiwi-dark);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 209, 138, 0.5);
}

.page-faq .qa__body a:hover {
  color: var(--seed);
  border-bottom-color: var(--seed);
}

.page-faq .qa__verdict {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 12px 14px;
  margin: 0 0 14px;
  background: var(--paper);
  border-left: 2px solid var(--electric);
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  color: var(--seed);
  font-weight: 600;
}

.page-faq .qa__verdict .k {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--kiwi-dark);
}

/* ---------- 步骤条 ---------- */
.page-faq .steps {
  counter-reset: step;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 14px 0 0;
  padding: 0;
}

.page-faq .steps li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 13px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--graphite);
}

.page-faq .steps li::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--kiwi-dark);
}

/* ---------- 区块内配图 ---------- */
.page-faq .faq-figure {
  margin: 28px 0 4px;
}

/* ---------- 反馈区 ---------- */
.page-faq .feedback-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 26px;
}

.page-faq .feedback-card {
  padding: 22px 20px;
  background: var(--deep);
  border-radius: var(--radius-m);
  box-shadow: var(--shadow-2);
}

.page-faq .feedback-card__k {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--electric);
}

.page-faq .feedback-card__v {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.5;
  color: var(--white);
  word-break: break-word;
}

.page-faq .feedback-card__d {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(246, 248, 246, 0.66);
}

.page-faq .prep {
  margin-top: 22px;
  padding: 24px 22px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  box-shadow: var(--shadow-1);
}

.page-faq .prep__title {
  margin: 0 0 16px;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--seed);
}

.page-faq .prep__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.page-faq .prep__list li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--graphite);
}

.page-faq .prep__n {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--kiwi-dark);
}

.page-faq .prep__note {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: 13px;
  line-height: 1.75;
  color: var(--graphite);
}

/* ---------- 术语表 ---------- */
.page-faq .glossary {
  margin-top: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow-1);
}

.page-faq .glossary__caption {
  padding: 14px 16px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--graphite);
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.page-faq .glossary .data-table {
  width: 100%;
  border-collapse: collapse;
}

.page-faq .glossary .data-table th,
.page-faq .glossary .data-table td {
  padding: 13px 16px;
  text-align: left;
  vertical-align: top;
  font-size: 14px;
  line-height: 1.7;
}

.page-faq .glossary .data-table tbody th {
  width: 34%;
  font-weight: 600;
  color: var(--seed);
}

.page-faq .glossary .data-table tbody td {
  color: var(--graphite);
}

.page-faq .glossary .data-table tbody tr:nth-child(even) {
  background: rgba(13, 20, 18, 0.028);
}

.page-faq .glossary .data-table tbody tr + tr th,
.page-faq .glossary .data-table tbody tr + tr td {
  border-top: 1px solid var(--line);
}

.page-faq .term {
  position: relative;
  display: inline-block;
  border-bottom: 1px dashed var(--kiwi-dark);
  cursor: help;
  outline-offset: 3px;
}

.page-faq .term__tip {
  position: absolute;
  left: 0;
  bottom: calc(100% + 8px);
  width: 230px;
  padding: 10px 12px;
  background: var(--seed);
  color: rgba(246, 248, 246, 0.9);
  font-size: 12.5px;
  font-weight: 400;
  line-height: 1.7;
  border-radius: var(--radius-s);
  box-shadow: var(--shadow-2);
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  pointer-events: none;
  transition: opacity 0.18s var(--ease), transform 0.18s var(--ease), visibility 0.18s;
  z-index: 6;
}

.page-faq .term:hover .term__tip,
.page-faq .term:focus-visible .term__tip,
.page-faq .term:focus-within .term__tip {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-faq .quick-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-faq .prep__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 20px;
  }

  .page-faq .steps {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 10px;
  }
}

@media (min-width: 1000px) {
  .page-faq .qa-layout {
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: 104px;
  }

  .page-faq .faq-body > .faq-sec:first-child {
    padding-top: 0;
  }

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

@media (min-width: 1200px) {
  .page-faq .faq-intro h1 {
    max-width: 820px;
  }

  .page-faq .qa__q {
    font-size: 16px;
  }

  .page-faq .qa__body {
    font-size: 15px;
  }
}
<<<END>>>