.page-faq {
  --faq-orange: #FF6B4A;
  --faq-pink: #FFB6C1;
  --faq-yellow: #FFE135;
  --faq-mint: #98FF98;
  --faq-blue: #00BFFF;
  --faq-violet: #DA70D6;
  --faq-red: #FF0000;
  --faq-ink: #222222;
  --faq-line: #333333;
  --faq-cream: #FFF8E7;
  --faq-white: #FFFFFF;
  --faq-cyan: #00D4FF;
  --faq-font-mono: "Courier New", Courier, "Nimbus Mono PS", monospace;
  --faq-container: 1200px;
  background: var(--faq-cream);
  color: var(--faq-ink);
}

/* 面包屑 */
.page-faq .breadcrumb {
  max-width: var(--faq-container);
  margin: 0 auto;
  padding: 16px 24px 0;
}

.page-faq .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 4px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  line-height: 1.5;
}

.page-faq .breadcrumb li {
  display: flex;
  align-items: center;
  gap: 4px;
}

.page-faq .breadcrumb li + li::before {
  content: "/";
  font-family: var(--faq-font-mono);
  color: var(--faq-line);
  opacity: 0.4;
  margin: 0 4px;
}

.page-faq .breadcrumb a,
.page-faq .breadcrumb span {
  color: var(--faq-ink);
  text-decoration: none;
}

.page-faq .breadcrumb a:hover {
  color: var(--faq-red);
  text-decoration: underline;
}

.page-faq .breadcrumb [aria-current="page"] {
  font-weight: 700;
}

/* 首屏 hero */
.page-faq .faq-hero {
  max-width: var(--faq-container);
  margin: 0 auto;
  padding: 32px 24px 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-faq .faq-hero__kicker,
.page-faq .faq-feedback__kicker {
  display: inline-block;
  font-family: var(--faq-font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  padding: 4px 12px;
  background: var(--faq-ink);
  color: var(--faq-white);
  margin-bottom: 12px;
}

.page-faq .faq-hero__title {
  margin: 0;
  font-size: 28px;
  line-height: 1.25;
  font-weight: 900;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
  max-width: 10em;
}

.page-faq .faq-hero__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  max-width: 44em;
}

.page-faq .faq-hero__hl {
  background: linear-gradient(transparent 60%, var(--faq-yellow) 60%);
  font-weight: 700;
}

.page-faq .faq-hero__meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  background: var(--faq-white);
  border: 3px solid var(--faq-line);
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.16);
  padding: 16px;
}

.page-faq .faq-hero__meta-card {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 12px 10px;
  background: var(--faq-mint);
  border-bottom: 3px solid var(--faq-line);
}

.page-faq .faq-hero__meta-card:nth-child(2) {
  background: var(--faq-blue);
  color: var(--faq-white);
}

.page-faq .faq-hero__meta-card:nth-child(3) {
  background: var(--faq-yellow);
}

.page-faq .faq-hero__meta-card--hot {
  background: var(--faq-pink) !important;
  color: var(--faq-ink);
}

.page-faq .faq-hero__meta-num {
  font-family: var(--faq-font-mono);
  font-size: 30px;
  font-weight: 800;
  line-height: 1;
}

.page-faq .faq-hero__meta-label {
  font-size: 13px;
  font-weight: 600;
  line-height: 1.4;
}

/* 常见问题布局 */
.page-faq .faq-layout {
  padding: 40px 0 0;
}

.page-faq .faq-layout__note {
  font-size: 14px;
  line-height: 1.7;
  margin: 12px 0;
}

.page-faq .faq-layout__note-tags {
  margin: 16px 0;
}

.page-faq .faq-layout__note-link a {
  color: var(--faq-ink);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: var(--faq-red);
  text-decoration-thickness: 2px;
}

.page-faq .faq-layout__note-link a:hover {
  color: var(--faq-red);
}

/* 折叠面板组 */
.page-faq .faq-panels {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 24px;
}

.page-faq .faq-panel {
  background: var(--faq-white);
  border: 3px solid var(--faq-line);
  box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.12);
}

.page-faq .faq-panel + .faq-panel {
  margin-top: 0;
}

.page-faq .faq-panel__sum {
  cursor: pointer;
  padding: 16px 52px 16px 16px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  list-style: none;
  position: relative;
  transition: background-color 0.2s ease, color 0.2s ease;
}

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

.page-faq .faq-panel__sum::before {
  content: "Q";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  font-family: var(--faq-font-mono);
  font-size: 12px;
  font-weight: 800;
  color: var(--faq-white);
  background: var(--faq-red);
  margin-right: 10px;
  flex-shrink: 0;
}

.page-faq .faq-panel__sum::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--faq-font-mono);
  font-size: 22px;
  font-weight: 700;
  line-height: 1;
  color: var(--faq-line);
  transition: transform 0.2s ease;
}

.page-faq .faq-panel[open] .faq-panel__sum::after {
  transform: translateY(-50%) rotate(45deg);
  color: var(--faq-red);
}

.page-faq .faq-panel__sum:hover {
  background: var(--faq-yellow);
}

.page-faq .faq-panel[open] .faq-panel__sum {
  background: var(--faq-yellow);
  border-bottom: 3px solid var(--faq-line);
}

.page-faq .faq-panel__body {
  padding: 14px 16px 16px 50px;
  font-size: 14px;
  line-height: 1.7;
}

.page-faq .faq-panel__body p {
  margin: 0;
}

.page-faq .faq-panel__body strong {
  background: var(--faq-mint);
  padding: 0 4px;
}

.page-faq .faq-panel:nth-child(1) .faq-panel__sum {
  background: var(--faq-mint);
}

.page-faq .faq-panel:nth-child(2) .faq-panel__sum {
  background: var(--faq-blue);
  color: var(--faq-white);
}

.page-faq .faq-panel:nth-child(2) .faq-panel__sum::after {
  color: var(--faq-white);
}

.page-faq .faq-panel:nth-child(3) .faq-panel__sum {
  background: var(--faq-pink);
}

.page-faq .faq-panel:nth-child(4) .faq-panel__sum {
  background: var(--faq-violet);
  color: var(--faq-white);
}

.page-faq .faq-panel:nth-child(4) .faq-panel__sum::after {
  color: var(--faq-white);
}

.page-faq .faq-panel:nth-child(5) .faq-panel__sum {
  background: var(--faq-yellow);
}

.page-faq .faq-panel:nth-child(6) .faq-panel__sum {
  background: var(--faq-mint);
}

/* 步骤带区块 */
.page-faq .faq-steps-section {
  background: var(--faq-orange);
  margin-top: 56px;
  padding: 48px 0;
  border-top: 3px solid var(--faq-line);
  border-bottom: 3px solid var(--faq-line);
  position: relative;
}

.page-faq .faq-steps-section::before {
  content: "HOW TO USE";
  position: absolute;
  top: 10px;
  right: 16px;
  font-family: var(--faq-font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--faq-ink);
  opacity: 0.5;
  writing-mode: vertical-rl;
}

.page-faq .faq-steps__header {
  display: flex;
  flex-direction: column-reverse;
  gap: 12px;
  margin-bottom: 32px;
}

.page-faq .faq-steps__lead {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  max-width: 40em;
}

.page-faq .faq-steps-section .section-title {
  display: inline-block;
  background: var(--faq-ink);
  color: var(--faq-white);
  padding: 6px 14px;
  font-size: 24px;
  font-weight: 900;
  margin: 0;
  position: relative;
}

.page-faq .faq-steps-section .section-title::before {
  content: attr(data-no);
  background: var(--faq-red);
  color: var(--faq-white);
  font-family: var(--faq-font-mono);
  font-size: 22px;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px 10px;
  margin-right: 10px;
}

.page-faq .faq-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: faq-step;
}

.page-faq .faq-step {
  background: var(--faq-white);
  border: 3px solid var(--faq-line);
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.2);
  padding: 18px 16px;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "icon icon"
    "index title"
    "text text";
  gap: 6px 14px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
  position: relative;
}

.page-faq .faq-step:hover {
  transform: translateY(-4px);
  box-shadow: 10px 12px 0 rgba(0, 0, 0, 0.2);
  background: var(--faq-mint);
}

.page-faq .faq-step__icon {
  grid-area: icon;
  width: 48px;
  height: 48px;
  background: var(--faq-ink);
  color: var(--faq-white);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 4px;
}

.page-faq .faq-step__icon svg {
  display: block;
}

.page-faq .faq-step__index {
  grid-area: index;
  align-self: end;
  font-family: var(--faq-font-mono);
  font-size: 13px;
  font-weight: 800;
  color: var(--faq-red);
  letter-spacing: 0.04em;
}

.page-faq .faq-step__title {
  grid-area: title;
  align-self: end;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.3;
  margin: 0;
}

.page-faq .faq-step__text {
  grid-area: text;
  font-size: 14px;
  line-height: 1.65;
  margin: 0;
}

.page-faq .faq-steps__note {
  margin-top: 28px;
  display: flex;
  justify-content: flex-end;
}

.page-faq .faq-steps__badge {
  display: inline-block;
  background: var(--faq-yellow);
  font-size: 13px;
  font-weight: 700;
  padding: 6px 14px;
  border: 2px solid var(--faq-line);
  box-shadow: -4px 4px 0 rgba(0, 0, 0, 0.2);
  transform: rotate(-2deg);
}

/* 异常排查表格 */
.page-faq .faq-table-section {
  padding: 56px 0 0;
}

.page-faq .faq-table__head {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
}

.page-faq .faq-table-section .section-title {
  display: inline-block;
  background: var(--faq-ink);
  color: var(--faq-white);
  padding: 6px 14px;
  font-size: 24px;
  font-weight: 900;
  margin: 0;
  position: relative;
}

.page-faq .faq-table-section .section-title::before {
  content: attr(data-no);
  background: var(--faq-red);
  color: var(--faq-white);
  font-family: var(--faq-font-mono);
  font-size: 22px;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px 10px;
  margin-right: 10px;
}

.page-faq .faq-table__lead {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  max-width: 48em;
}

.page-faq .faq-table-wrap {
  overflow-x: auto;
  border: 3px solid var(--faq-line);
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.12);
  background: var(--faq-white);
}

.page-faq .faq-cmp-table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  font-size: 14px;
  line-height: 1.55;
}

.page-faq .faq-cmp-table th,
.page-faq .faq-cmp-table td {
  text-align: left;
  padding: 13px 14px;
  vertical-align: top;
}

.page-faq .faq-cmp-table th {
  background: var(--faq-ink);
  color: var(--faq-white);
  font-weight: 800;
  font-size: 15px;
  white-space: nowrap;
}

.page-faq .faq-cmp-table th:nth-child(2),
.page-faq .faq-cmp-table td:nth-child(2) {
  background: rgba(0, 191, 255, 0.06);
}

.page-faq .faq-cmp-table th:nth-child(3),
.page-faq .faq-cmp-table td:nth-child(3) {
  background: rgba(255, 6, 0, 0.06);
}

.page-faq .faq-cmp-table tbody tr:nth-child(odd) {
  background: var(--faq-mint);
}

.page-faq .faq-cmp-table tbody tr:nth-child(even) {
  background: var(--faq-cream);
}

.page-faq .faq-cmp-table tbody tr:nth-child(3n) {
  background: var(--faq-pink);
}

.page-faq .faq-cmp-table tbody tr:nth-child(4n) {
  background: var(--faq-blue);
  color: var(--faq-white);
}

.page-faq .faq-cmp-table tbody tr:nth-child(5n) {
  background: var(--faq-violet);
  color: var(--faq-white);
}

.page-faq .faq-cmp-table tbody tr:nth-child(4n) td:nth-child(2),
.page-faq .faq-cmp-table tbody tr:nth-child(5n) td:nth-child(2) {
  background: transparent;
}

.page-faq .faq-cmp-table tbody tr:nth-child(4n) td:nth-child(3),
.page-faq .faq-cmp-table tbody tr:nth-child(5n) td:nth-child(3) {
  background: transparent;
}

.page-faq .faq-cmp-table td {
  border-bottom: 1px solid rgba(0, 0, 0, 0.12);
}

.page-faq .faq-cmp-table tbody tr:hover {
  outline: 2px solid var(--faq-yellow);
  outline-offset: -2px;
}

/* 反馈处理时效 */
.page-faq .faq-timeline-section {
  background: var(--faq-yellow);
  margin-top: 56px;
  padding: 48px 0;
  border-top: 3px solid var(--faq-line);
  border-bottom: 3px solid var(--faq-line);
}

.page-faq .faq-feedback {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-faq .faq-feedback__desc {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.7;
  max-width: 38em;
}

.page-faq .faq-feedback__contact {
  background: var(--faq-white);
  border: 3px solid var(--faq-line);
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.16);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-faq .faq-feedback__row {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--faq-line);
}

.page-faq .faq-feedback__label {
  font-family: var(--faq-font-mono);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--faq-line);
  opacity: 0.7;
}

.page-faq .faq-feedback__value {
  font-size: 15px;
  font-weight: 700;
  color: var(--faq-ink);
  text-decoration: none;
  word-break: break-all;
}

.page-faq .faq-feedback__value[href] {
  text-decoration: underline;
  text-decoration-color: var(--faq-red);
  text-underline-offset: 3px;
}

.page-faq .faq-feedback__value[href]:hover {
  color: var(--faq-red);
}

.page-faq .faq-feedback__btn {
  align-self: flex-start;
  margin-top: 6px;
}

.page-faq .btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  font-size: 15px;
  font-weight: 800;
  border: 3px solid var(--faq-line);
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}

.page-faq .btn--primary {
  background: var(--faq-red);
  color: var(--faq-white);
  box-shadow: 4px 4px 0 var(--faq-ink);
}

.page-faq .btn--primary:hover {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 var(--faq-ink);
  background: #d50000;
}

.page-faq .faq-feedback__bottom {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.page-faq .faq-feedback__gauge {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas:
    "label val"
    "bar bar";
  gap: 8px 12px;
  align-items: center;
  background: rgba(255, 255, 255, 0.5);
  border: 2px solid var(--faq-line);
  padding: 14px;
}

.page-faq .faq-feedback__gauge-label {
  grid-area: label;
  font-size: 14px;
  font-weight: 700;
}

.page-faq .faq-feedback__gauge-val {
  grid-area: val;
  font-family: var(--faq-font-mono);
  font-size: 15px;
  font-weight: 800;
  color: var(--faq-red);
}

.page-faq .faq-feedback__gauge .gauge-bar {
  grid-area: bar;
  height: 14px;
  background: var(--faq-white);
  border: 2px solid var(--faq-line);
  overflow: hidden;
}

.page-faq .faq-feedback__gauge .gauge-fill {
  display: block;
  height: 100%;
}

.page-faq .faq-feedback__gauge .gauge-fill--red {
  background: repeating-linear-gradient(45deg, var(--faq-red), var(--faq-red) 8px, #d50000 8px, #d50000 16px);
}

.page-faq .faq-feedback__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
  border: 2px solid var(--faq-line);
  white-space: nowrap;
}

.page-faq .tag--blue {
  background: var(--faq-blue);
  color: var(--faq-white);
}

.page-faq .tag--mint {
  background: var(--faq-mint);
}

.page-faq .tag--yellow {
  background: var(--faq-yellow);
}

.page-faq .tag--violet {
  background: var(--faq-violet);
  color: var(--faq-white);
}

.page-faq .tag--pink {
  background: var(--faq-pink);
}

.page-faq .tag--hot {
  background: #FFA500;
  color: var(--faq-white);
  position: relative;
}

/* 底部装饰 */
.page-faq .faq-deco {
  padding: 48px 24px 64px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: center;
  justify-content: center;
  position: relative;
  max-width: 1200px;
}

.page-faq .faq-deco__wave {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  width: 100%;
  position: relative;
}

.page-faq .faq-deco__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--faq-blue);
  display: inline-block;
  margin: 2px;
}

.page-faq .faq-deco__dot:nth-child(3n) {
  background: var(--faq-violet);
}

.page-faq .faq-deco__dot:nth-child(4n) {
  background: var(--faq-yellow);
}

.page-faq .faq-deco__dot:nth-child(5n) {
  background: var(--faq-pink);
}

.page-faq .faq-deco__line {
  display: inline-block;
  width: 100%;
  max-width: 340px;
  height: 6px;
  background: repeating-linear-gradient(45deg, var(--faq-line), var(--faq-line) 8px, transparent 8px, transparent 16px);
}

.page-faq .faq-deco__img {
  display: block;
  max-width: 100%;
  height: auto;
  border: 3px solid var(--faq-line);
  box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.16);
}

.page-faq .faq-deco__img--rasp {
  border-color: var(--faq-violet);
}

/* 共享工具类补充 */
.page-faq .section-title {
  display: inline-block;
  background: var(--faq-ink);
  color: var(--faq-white);
  padding: 6px 14px;
  font-size: 24px;
  font-weight: 900;
  margin: 0;
  position: relative;
}

.page-faq .section-title::before {
  content: attr(data-no);
  background: var(--faq-red);
  color: var(--faq-white);
  font-family: var(--faq-font-mono);
  font-size: 22px;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px 10px;
  margin-right: 10px;
}

.page-faq .split-grid__note .section-title {
  background: var(--faq-blue);
}

.page-faq .split-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-faq .split-grid__note::before {
  content: "FAQ-INDEX";
  display: block;
  font-family: var(--faq-font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--faq-line);
  opacity: 0.6;
  margin-bottom: 8px;
}

.page-faq .split-grid__note .tag-cluster {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .split-grid__note .note-link {
  display: inline-block;
  margin-top: 8px;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-faq .sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* 响应式：平板 */
@media (min-width: 640px) {
  .page-faq .faq-hero {
    grid-template-columns: 1.4fr 1fr;
    align-items: end;
  }

  .page-faq .faq-hero__title {
    font-size: 34px;
  }

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

  .page-faq .faq-step {
    grid-template-columns: 48px 1fr;
    grid-template-areas:
      "icon index"
      "icon title"
      "text text";
  }

  .page-faq .faq-step__icon {
    grid-row: span 2;
    margin-bottom: 0;
  }

  .page-faq .faq-feedback {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

  .page-faq .faq-feedback__bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }

  .page-faq .faq-feedback__gauge {
    min-width: 340px;
  }

  .page-faq .faq-deco {
    flex-direction: row;
  }
}

/* 响应式：桌面 */
@media (min-width: 960px) {
  .page-faq .faq-layout {
    padding: 64px 0 0;
  }

  .page-faq .split-grid {
    grid-template-columns: 280px 1fr;
    gap: 48px;
    align-items: start;
  }

  .page-faq .split-grid__note {
    position: sticky;
    top: 24px;
    padding-bottom: 24px;
  }

  .page-faq .faq-panels {
    margin-top: 0;
  }

  .page-faq .faq-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
  }

  .page-faq .faq-step {
    padding: 20px 18px;
  }

  .page-faq .faq-steps__header {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .page-faq .faq-table-section {
    padding: 64px 0 0;
  }

  .page-faq .faq-table-section .section-title {
    display: inline-block;
  }

  .page-faq .faq-cmp-table {
    font-size: 15px;
  }

  .page-faq .faq-timeline-section {
    padding: 64px 0;
  }

  .page-faq .faq-feedback__row {
    flex-direction: row;
    justify-content: space-between;
    align-items: baseline;
  }

  .page-faq .faq-deco {
    justify-content: flex-start;
  }
}