.page-faq {
  --faq-card: var(--ink-800);
  --faq-soft: rgba(233, 240, 247, 0.84);
  --faq-rule: rgba(43, 232, 208, 0.45);
  color: var(--paper);
  padding-bottom: 72px;
}

.page-faq .section {
  margin-top: 56px;
}

.page-faq .section:first-of-type {
  margin-top: 32px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  display: grid;
  gap: 26px;
  padding: 20px 0 8px;
}

.page-faq .faq-hero h1 {
  font-size: clamp(30px, 7.4vw, 58px);
  line-height: 1.14;
  font-weight: 900;
  letter-spacing: -0.012em;
  margin: 12px 0 16px;
  max-width: 20ch;
}

.page-faq .faq-hero .lede {
  max-width: 44ch;
  color: var(--faq-soft);
  font-size: 16px;
  line-height: 1.75;
  margin: 0 0 24px;
}

.page-faq .faq-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-faq .faq-hero-aside {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-faq .status-card {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 18px 20px;
  background: var(--faq-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.page-faq .status-card-title {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page-faq .status-card-note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-faq .quick-list {
  list-style: none;
  margin: 0;
  padding: 4px 0 0;
  display: grid;
  gap: 2px;
}

.page-faq .quick-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  color: var(--paper);
  font-size: 14.5px;
  text-decoration: none;
  transition: background 180ms ease, border-color 180ms ease;
}

.page-faq .quick-list a::after {
  content: "→";
  color: var(--aqua);
  font-size: 15px;
}

.page-faq .quick-list a:hover,
.page-faq .quick-list a:focus-visible {
  background: var(--faq-card);
  border-color: var(--line);
}

/* ---------- 检索与分类 ---------- */
.page-faq .finder-head h2,
.page-faq .section-head h2,
.page-faq .account-intro h2,
.page-faq .human-copy h2 {
  font-size: clamp(22px, 4.4vw, 36px);
  line-height: 1.22;
  font-weight: 800;
  margin: 10px 0 12px;
  max-width: 26ch;
}

.page-faq .finder-head p,
.page-faq .section-head p,
.page-faq .account-intro p,
.page-faq .human-copy p {
  max-width: 56ch;
  line-height: 1.75;
  margin: 0;
}

.page-faq .finder-grid {
  display: grid;
  gap: 22px;
  margin-top: 24px;
}

.page-faq .finder-search {
  display: grid;
  gap: 12px;
  align-content: start;
  padding: 22px;
  background: var(--ink-800);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.page-faq .finder-label {
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--aqua);
}

.page-faq .finder-input {
  width: 100%;
  box-sizing: border-box;
  padding: 15px 22px;
  font-size: 15px;
  font-family: var(--font-sans);
  color: var(--paper);
  background: var(--ink-900);
  border: 1px solid var(--line);
  border-radius: var(--pill);
  outline: none;
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

.page-faq .finder-input::placeholder {
  color: rgba(147, 167, 191, 0.75);
}

.page-faq .finder-input:focus-visible {
  border-color: var(--aqua);
  box-shadow: 0 0 0 3px rgba(43, 232, 208, 0.16);
}

.page-faq .finder-hint {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-faq .cat-tabs {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-faq .cat-tab {
  display: inline-flex;
  align-items: center;
  padding: 9px 18px;
  border-radius: var(--pill);
  border: 1px solid var(--line);
  background: var(--ink-900);
  color: var(--paper);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.page-faq .cat-tab:hover,
.page-faq .cat-tab:focus-visible {
  transform: translateY(-1px);
}

.page-faq .cat-tab-entry {
  border-color: rgba(53, 208, 127, 0.6);
  color: var(--foot);
}

.page-faq .cat-tab-watch {
  border-color: rgba(255, 158, 61, 0.6);
  color: var(--basket);
}

.page-faq .cat-tab-export {
  border-color: rgba(232, 255, 77, 0.6);
  color: var(--tennis);
}

.page-faq .figure-block {
  margin: 0;
  display: grid;
  gap: 10px;
}

.page-faq .figure-block .media-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-800);
}

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

.page-faq .figure-block figcaption {
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-faq .cat-legend {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-faq .cat-legend-item {
  padding: 18px 20px;
  background: var(--ink-800);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.page-faq .cat-legend-item h3 {
  margin: 12px 0 8px;
  font-size: 17px;
  font-weight: 700;
}

.page-faq .cat-legend-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 三步自检 ---------- */
.page-faq .entry-grid {
  display: grid;
  gap: 24px;
  margin-top: 26px;
}

.page-faq .steps {
  padding: 22px 20px;
  background: var(--ink-800);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.page-faq .step-meter {
  margin: 6px 8px 22px;
}

.page-faq .meter-track {
  position: relative;
  display: block;
  height: 3px;
  border-radius: var(--pill);
  background: var(--line);
}

.page-faq .meter-node {
  position: absolute;
  top: 50%;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--ink-900);
  border: 2px solid var(--line);
  transform: translate(-50%, -50%);
  transition: background 200ms ease, border-color 200ms ease, box-shadow 200ms ease;
}

.page-faq .node-a { left: 6%; }
.page-faq .node-b { left: 50%; }
.page-faq .node-c { left: 94%; }

.page-faq .steps:has(#step-a:checked) .node-a,
.page-faq .steps:has(#step-b:checked) .node-b,
.page-faq .steps:has(#step-c:checked) .node-c {
  background: var(--aqua);
  border-color: var(--aqua);
  box-shadow: 0 0 0 4px rgba(43, 232, 208, 0.18);
}

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

.page-faq .step {
  position: relative;
}

.page-faq .step-check {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
}

.page-faq .step-body {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: border-color 180ms ease, background 180ms ease;
}

.page-faq .step-body:hover {
  border-color: var(--faq-rule);
}

.page-faq .step-box {
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  margin-top: 1px;
  display: grid;
  place-items: center;
  border: 1.5px solid var(--line);
  border-radius: 7px;
  color: var(--ink-900);
  background: var(--ink-900);
  transition: background 180ms ease, border-color 180ms ease;
}

.page-faq .step-box svg {
  opacity: 0;
  transition: opacity 160ms ease;
}

.page-faq .step-check:checked + .step-body {
  background: rgba(43, 232, 208, 0.06);
}

.page-faq .step-check:checked + .step-body .step-box {
  background: var(--aqua);
  border-color: var(--aqua);
}

.page-faq .step-check:checked + .step-body .step-box svg {
  opacity: 1;
}

.page-faq .step-check:focus-visible + .step-body .step-box {
  outline: 2px solid var(--aqua);
  outline-offset: 2px;
}

.page-faq .step-copy {
  display: grid;
  gap: 6px;
}

.page-faq .step-title {
  font-size: 15.5px;
  font-weight: 700;
}

.page-faq .step-desc {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-faq .steps-msg {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-faq .steps-msg .msg-done {
  display: none;
  color: var(--aqua);
}

.page-faq .steps:has(#step-a:checked):has(#step-b:checked):has(#step-c:checked) .msg-todo {
  display: none;
}

.page-faq .steps:has(#step-a:checked):has(#step-b:checked):has(#step-c:checked) .msg-done {
  display: inline;
}

/* ---------- 手风琴问答 ---------- */
.page-faq .faq-list {
  margin-top: 26px;
  display: grid;
  gap: 10px;
}

.page-faq .faq-item {
  background: var(--ink-800);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  transition: border-color 180ms ease;
}

.page-faq .faq-item[open] {
  border-color: var(--aqua);
}

.page-faq .faq-q {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 18px;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.6;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-q::after {
  content: "+";
  margin-left: auto;
  flex: 0 0 auto;
  font-family: var(--font-num);
  font-size: 22px;
  line-height: 1;
  color: var(--aqua);
}

.page-faq .faq-item[open] .faq-q::after {
  content: "–";
}

.page-faq .faq-q:focus-visible {
  outline: 2px solid var(--aqua);
  outline-offset: -2px;
  border-radius: var(--radius-md);
}

.page-faq .faq-a {
  padding: 0 18px 18px;
  border-top: 1px solid rgba(30, 53, 85, 0.7);
  margin-top: 2px;
}

.page-faq .faq-a p {
  margin: 14px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--faq-soft);
  max-width: 62ch;
}

.page-faq .faq-a a {
  color: var(--aqua);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 关注与提醒 ---------- */
.page-faq .account-grid {
  display: grid;
  gap: 8px;
}

.page-faq .account-intro {
  padding: 22px 20px 8px;
  border-left: 3px solid var(--aqua);
  border-radius: 4px;
}

.page-faq .account-intro p + p {
  margin-top: 12px;
}

.page-faq .account-intro a {
  color: var(--aqua);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .account-grid .faq-list {
  margin-top: 18px;
}

/* ---------- 联系人工 ---------- */
.page-faq .human-card {
  display: grid;
  gap: 22px;
  padding: 26px 22px;
  background: linear-gradient(150deg, var(--raise) 0%, var(--ink-800) 62%);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

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

.page-faq .human-card .contact-item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding: 14px 16px;
  background: rgba(10, 20, 36, 0.7);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.page-faq .human-card .contact-label {
  flex: 0 0 100%;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-faq .human-card .contact-value {
  font-size: 15px;
  font-weight: 600;
  word-break: break-all;
}

.page-faq .human-card .copy-btn {
  margin-left: auto;
  padding: 8px 16px;
  font-size: 13.5px;
  font-weight: 600;
  font-family: var(--font-sans);
  color: var(--aqua);
  background: transparent;
  border: 1px solid rgba(43, 232, 208, 0.5);
  border-radius: var(--pill);
  cursor: pointer;
  transition: background 180ms ease, color 180ms ease;
}

.page-faq .human-card .copy-btn:hover,
.page-faq .human-card .copy-btn:focus-visible {
  background: rgba(43, 232, 208, 0.14);
}

.page-faq .human-card .copy-btn[data-copied] {
  color: var(--ink-900);
  background: var(--aqua);
  border-color: var(--aqua);
}

.page-faq .human-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .cat-legend {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .human-card {
    padding: 32px 30px;
  }

  .page-faq .human-card .contact-item {
    flex-wrap: nowrap;
  }

  .page-faq .human-card .contact-label {
    flex: 0 0 auto;
    min-width: 72px;
  }
}

@media (min-width: 960px) {
  .page-faq .section {
    margin-top: 84px;
  }

  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 48px;
    align-items: start;
    padding: 32px 0 12px;
  }

  .page-faq .finder-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 32px;
    align-items: stretch;
  }

  .page-faq .finder-search {
    padding: 28px;
  }

  .page-faq .entry-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 32px;
    align-items: start;
  }

  .page-faq .steps {
    padding: 28px 26px;
  }

  .page-faq .account-grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: 36px;
    align-items: start;
  }

  .page-faq .account-intro {
    padding: 6px 0 0 22px;
  }

  .page-faq .account-grid .faq-list {
    margin-top: 0;
  }

  .page-faq .human-card {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 32px 44px;
  }

  .page-faq .human-actions {
    grid-column: 1 / -1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .cat-tab,
  .page-faq .step-body,
  .page-faq .faq-item,
  .page-faq .finder-input {
    transition: none;
  }

  .page-faq .cat-tab:hover,
  .page-faq .cat-tab:focus-visible {
    transform: none;
  }
}