/* ===== 帮助中心 · 页面专属样式（作用域：.page-faq） ===== */

.page-faq {
  --faq-cell: #0E2135;
  --faq-pad: 18px;
  padding-top: calc(var(--shell-top) + 26px);
  padding-bottom: 88px;
}

.page-faq .faq-crumb-wrap {
  margin-bottom: 22px;
}

/* ---------- 常驻额度条 ---------- */
.page-faq .faq-quota {
  border: 1px solid var(--line);
  border-top: 2px solid var(--bronze);
  background: linear-gradient(180deg, rgba(18, 41, 63, 0.92), rgba(11, 26, 43, 0.92));
  margin-bottom: 34px;
}

.page-faq .faq-quota > summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 16px;
  min-height: 46px;
  padding: 11px 18px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-quota > summary::after {
  content: "展开额度";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--bronze-lit);
  white-space: nowrap;
}

.page-faq .faq-quota[open] > summary::after {
  content: "收起额度";
}

.page-faq .faq-quota-key {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--bronze);
  border-left: 2px solid var(--bronze);
  padding-left: 9px;
}

.page-faq .faq-quota-lead {
  font-size: 13px;
  color: var(--celadon);
}

.page-faq .faq-quota-body {
  border-top: 1px solid var(--line);
  padding: 14px 18px 18px;
}

.page-faq .faq-tier {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-faq .faq-tier-row {
  background: var(--ink);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4px 12px;
  padding: 11px 14px;
  align-items: baseline;
}

@media (min-width: 640px) {
  .page-faq .faq-tier-row {
    grid-template-columns: 84px 130px minmax(0, 1fr);
  }
}

.page-faq .faq-tier-name {
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--paper);
}

.page-faq .faq-tier-num {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--bronze-lit);
}

.page-faq .faq-tier-time {
  grid-column: 1 / -1;
  font-size: 13px;
  color: var(--celadon);
}

@media (min-width: 640px) {
  .page-faq .faq-tier-time {
    grid-column: auto;
    text-align: right;
  }
}

.page-faq .faq-tier-note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--celadon);
}

.page-faq .faq-tier-note a {
  color: var(--bronze-lit);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero-inner {
  display: grid;
  gap: 32px;
  padding-bottom: 46px;
  border-bottom: 1px solid var(--line);
}

@media (min-width: 960px) {
  .page-faq .faq-hero-inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 52px;
    align-items: start;
    padding-bottom: 58px;
  }
}

.page-faq .faq-hero-eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.2em;
  color: var(--bronze);
  border-left: 2px solid var(--bronze);
  padding-left: 10px;
  margin: 0 0 18px;
}

.page-faq .faq-hero h1 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(2rem, 5.4vw, 3.3rem);
  line-height: 1.16;
  letter-spacing: 0.05em;
  color: var(--paper);
  margin: 0 0 20px;
}

.page-faq .faq-hero-lead {
  font-size: 16.5px;
  line-height: 1.8;
  color: rgba(244, 239, 230, 0.84);
  max-width: 36em;
  margin: 0;
}

/* 快捷检索面板 */
.page-faq .faq-lookup {
  border: 1px solid var(--line);
  border-top: 2px solid var(--bronze);
  background: linear-gradient(155deg, var(--deep) 0%, var(--ink) 80%);
  padding: 20px 20px 22px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
}

.page-faq .faq-lookup-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--celadon);
  margin: 0 0 12px;
}

.page-faq .faq-lookup-field {
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--line);
  background: rgba(5, 15, 26, 0.7);
  padding: 11px 12px;
  margin-bottom: 14px;
}

.page-faq .faq-lookup-glyph {
  position: relative;
  flex: none;
  width: 13px;
  height: 13px;
  border: 2px solid var(--bronze-lit);
  border-radius: 50%;
}

.page-faq .faq-lookup-glyph::after {
  content: "";
  position: absolute;
  right: -6px;
  bottom: -3px;
  width: 8px;
  height: 2px;
  background: var(--bronze-lit);
  transform: rotate(45deg);
}

.page-faq .faq-lookup-ph {
  font-size: 13px;
  color: var(--celadon);
}

.page-faq .faq-chips {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 11px;
  border: 1px solid var(--line);
  background: rgba(46, 74, 97, 0.22);
  color: var(--paper);
  font-size: 13px;
  line-height: 1.5;
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-faq .faq-chip .mono {
  color: var(--bronze);
  font-size: 12px;
  letter-spacing: 0.05em;
}

.page-faq .faq-chip:hover,
.page-faq .faq-chip:focus-visible {
  border-color: var(--bronze-lit);
  background: rgba(192, 138, 62, 0.16);
  color: var(--bronze-lit);
}

.page-faq .faq-lookup-note {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--celadon);
}

.page-faq .faq-lookup-note .mono {
  color: var(--bronze-lit);
  font-size: 12px;
}

/* ---------- 区块通用头部 ---------- */
.page-faq .faq-block {
  padding-top: 56px;
}

@media (min-width: 900px) {
  .page-faq .faq-block {
    padding-top: 76px;
  }
}

.page-faq .faq-block-head {
  display: grid;
  gap: 9px;
  max-width: 64ch;
}

.page-faq .faq-block-idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--bronze);
  margin: 0;
}

.page-faq .faq-block-title {
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 3.1vw, 2.1rem);
  font-weight: 700;
  letter-spacing: 0.05em;
  line-height: 1.3;
  color: var(--paper);
  margin: 0;
}

.page-faq .faq-block-desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--celadon);
}

/* ---------- 分类索引 ---------- */
.page-faq .faq-cat-figure {
  margin: 28px 0 0;
  border: 1px solid var(--line);
  background: var(--deep);
  padding: 10px;
}

.page-faq .faq-cat-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .faq-cat-figure .media-caption {
  display: block;
  margin-top: 10px;
  padding: 0 4px;
  font-size: 12.5px;
  color: var(--celadon);
}

.page-faq .faq-cat-grid {
  margin-top: 26px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

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

@media (min-width: 1040px) {
  .page-faq .faq-cat-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-faq .faq-cat {
  background: var(--ink);
  padding: var(--faq-pad);
  display: flex;
  flex-direction: column;
  gap: 8px;
  scroll-margin-top: calc(var(--shell-top) + 24px);
  transition: background var(--dur) var(--ease);
}

.page-faq .faq-cat:hover {
  background: var(--faq-cell);
}

.page-faq .faq-cat-head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 4px 10px;
}

.page-faq .faq-cat-no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--bronze);
  border-left: 2px solid var(--bronze);
  padding-left: 7px;
}

.page-faq .faq-cat-title {
  font-family: var(--font-head);
  font-size: 17.5px;
  font-weight: 700;
  letter-spacing: 0.03em;
  line-height: 1.35;
  color: var(--paper);
  margin: 0;
}

.page-faq .faq-cat-count {
  margin-left: auto;
  flex: none;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--celadon);
  white-space: nowrap;
}

.page-faq .faq-cat-desc {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--celadon);
}

.page-faq .faq-cat-more > summary {
  list-style: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 4px 0;
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--bronze-lit);
}

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

.page-faq .faq-cat-more > summary::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1;
  color: var(--bronze);
}

.page-faq .faq-cat-more[open] > summary::before {
  content: "−";
}

.page-faq .faq-cat-list {
  list-style: none;
  margin: 8px 0 0;
  padding: 10px 0 0;
  display: grid;
  gap: 8px;
  border-top: 1px dashed var(--line);
}

.page-faq .faq-cat-list li {
  display: flex;
  gap: 9px;
  align-items: baseline;
  font-size: 13px;
  line-height: 1.62;
  color: rgba(244, 239, 230, 0.82);
}

.page-faq .faq-cat-list .mono {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--celadon);
}

/* ---------- 高频检索词 ---------- */
.page-faq .faq-hot {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

@media (min-width: 700px) {
  .page-faq .faq-hot {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-hot {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-faq .faq-hot-item {
  background: var(--ink);
  min-width: 0;
}

.page-faq .faq-hot-item a {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 15px 16px;
  text-decoration: none;
  transition: background var(--dur) var(--ease);
}

.page-faq .faq-hot-item a:hover,
.page-faq .faq-hot-item a:focus-visible {
  background: var(--faq-cell);
}

.page-faq .faq-hot-word {
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-faq .faq-hot-code {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--celadon);
}

/* ---------- 报错四段式 ---------- */
.page-faq .faq-err-stack {
  margin-top: 26px;
  display: grid;
  gap: 12px;
}

.page-faq .faq-err {
  border: 1px solid var(--line);
  border-left: 3px solid var(--line);
  background: linear-gradient(180deg, rgba(18, 41, 63, 0.55), rgba(11, 26, 43, 0.9));
  transition: border-left-color var(--dur) var(--ease);
}

.page-faq .faq-err[open] {
  border-left-color: var(--cinnabar);
}

.page-faq .faq-err > summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
}

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

.page-faq .faq-err-code {
  flex: none;
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1;
  color: var(--bronze);
}

.page-faq .faq-err-title {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 15.5px;
  line-height: 1.55;
  color: var(--paper);
}

.page-faq .faq-err-idx {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--celadon);
}

@media (max-width: 620px) {
  .page-faq .faq-err > summary {
    flex-wrap: wrap;
    gap: 8px 12px;
  }

  .page-faq .faq-err-title {
    order: 3;
    flex-basis: 100%;
  }

  .page-faq .faq-err-idx {
    margin-left: auto;
  }
}

.page-faq .faq-err-body {
  border-top: 1px dashed var(--line);
  padding: 18px 18px 20px;
  display: grid;
  gap: 15px;
}

.page-faq .faq-err-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  color: var(--ink);
  background: var(--celadon);
  padding: 2px 8px;
  margin-right: 10px;
  vertical-align: 2px;
}

.page-faq .faq-err-phase {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(244, 239, 230, 0.86);
}

.page-faq .faq-err-steps {
  list-style: none;
  counter-reset: faqstep;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-faq .faq-err-steps li {
  counter-increment: faqstep;
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 10px;
  font-size: 14px;
  line-height: 1.74;
  color: rgba(244, 239, 230, 0.84);
}

.page-faq .faq-err-steps li::before {
  content: counter(faqstep, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--bronze);
  padding-top: 4px;
}

.page-faq .faq-err-path {
  margin: 0;
  padding-left: 13px;
  border-left: 2px solid var(--cinnabar);
  font-size: 14px;
  line-height: 1.78;
  color: rgba(244, 239, 230, 0.86);
}

.page-faq .faq-err-path a {
  color: var(--bronze-lit);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 安装与升级 ---------- */
.page-faq .faq-install {
  margin-top: 26px;
  display: grid;
  gap: 30px;
}

@media (min-width: 880px) {
  .page-faq .faq-install {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 48px;
    align-items: start;
  }
}

.page-faq .faq-install-prose p {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(244, 239, 230, 0.84);
}

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

.page-faq .faq-install-prose a {
  color: var(--bronze-lit);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-spec {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-faq .faq-spec li {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.7;
}

.page-faq .faq-spec-k {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--bronze);
}

.page-faq .faq-spec-v {
  color: rgba(244, 239, 230, 0.86);
}

/* ---------- 两跳路径 ---------- */
.page-faq .faq-route {
  margin-top: 26px;
  display: grid;
  gap: 28px;
  align-items: center;
}

@media (min-width: 880px) {
  .page-faq .faq-route {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: 48px;
  }
}

.page-faq .faq-route-fig {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--deep);
  padding: 10px;
}

.page-faq .faq-route-fig img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .faq-route-svg {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.page-faq .faq-route-line {
  fill: none;
  stroke: var(--line);
  stroke-width: 2;
  stroke-linejoin: miter;
}

.page-faq .faq-route-dot-a {
  fill: var(--bronze-lit);
}

.page-faq .faq-route-dot-b {
  fill: var(--cinnabar);
}

.page-faq .faq-route-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  fill: var(--celadon);
}

.page-faq .faq-route-steps {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-route-steps li {
  display: grid;
  grid-template-columns: 66px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-route-steps li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-faq .faq-route-step-no {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--bronze);
  padding-top: 3px;
}

.page-faq .faq-route-step-text {
  font-size: 14px;
  line-height: 1.78;
  color: rgba(244, 239, 230, 0.86);
}

.page-faq .faq-route-step-text .mono {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--bronze-lit);
}

.page-faq .faq-route-note {
  margin: 20px 0 0;
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--celadon);
}

.page-faq .faq-route-note a {
  color: var(--bronze-lit);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 变更记录 ---------- */
.page-faq .faq-log-cap {
  caption-side: top;
  text-align: left;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--celadon);
  padding-bottom: 10px;
}

.page-faq .data-table td.mono {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--bronze-lit);
  white-space: nowrap;
}

.page-faq .faq-log-note {
  margin: 18px 0 0;
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--celadon);
}

.page-faq .faq-log-note a {
  color: var(--bronze-lit);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 交互与动效降级 ---------- */
.page-faq .faq-cat-more > summary:focus-visible,
.page-faq .faq-err > summary:focus-visible,
.page-faq .faq-quota > summary:focus-visible,
.page-faq .faq-chip:focus-visible,
.page-faq .faq-hot-item a:focus-visible {
  outline: 2px solid var(--bronze-lit);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}

@media (max-width: 480px) {
  .page-faq {
    --faq-pad: 15px;
  }

  .page-faq .faq-err-code {
    font-size: 22px;
  }

  .page-faq .faq-spec li {
    grid-template-columns: 76px minmax(0, 1fr);
    gap: 10px;
  }

  .page-faq .faq-route-steps li {
    grid-template-columns: 1fr;
    gap: 6px;
  }
}