.page-faq {
  --faq-line: 1px solid var(--grid);
  --faq-gap: clamp(16px, 2.2vw, 24px);
}

/* ---------- 面包屑 ---------- */
.page-faq .breadcrumb {
  margin-top: clamp(14px, 2vw, 24px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-block: clamp(20px, 3vw, 36px) clamp(36px, 5vw, 64px);
}

.page-faq .faq-hero-grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 44px);
  align-items: start;
}

.page-faq .faq-hero-main h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 4.6vw, 56px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--seed-900);
  margin: 10px 0 0;
  max-width: 13em;
  transform: skewX(-2deg);
  transform-origin: 0 50%;
}

.page-faq .faq-lede {
  margin-top: 18px;
  max-width: 34em;
  font-size: clamp(16px, 1.15vw, 17px);
  line-height: 1.78;
  color: var(--seed-600);
}

.page-faq .faq-hero-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-faq .faq-hero-side {
  background: var(--mist);
  border-left: 3px solid var(--kiwi-500);
  padding: clamp(18px, 2.4vw, 26px);
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 40px 40px;
  background-position: -1px -1px;
}

.page-faq .faq-side-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--seed-900);
  background: var(--mist);
  padding-bottom: 2px;
}

.page-faq .faq-side-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--citrus-400);
  flex: none;
}

.page-faq .faq-side-stats {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  background: var(--mist);
}

.page-faq .faq-side-stats li {
  display: grid;
  grid-template-columns: minmax(0, auto) minmax(0, 1fr);
  gap: 2px 14px;
  align-items: baseline;
  padding: 12px 0;
  border-top: var(--faq-line);
}

.page-faq .faq-stat-n {
  font-family: var(--font-mono);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.1;
  color: var(--seed-900);
}

.page-faq .faq-stat-unit {
  font-size: 12px;
  margin-left: 2px;
  color: var(--seed-600);
}

.page-faq .faq-stat-l {
  font-size: 13px;
  line-height: 1.5;
  color: var(--seed-600);
}

/* ---------- 区块通用标题 ---------- */
.page-faq .faq-sec-head {
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-faq .faq-sec-head h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 2.8vw, 34px);
  line-height: 1.28;
  color: var(--seed-900);
  margin: 8px 0 0;
}

.page-faq .faq-sec-head p:not(.idx) {
  margin: 12px 0 0;
  max-width: 36em;
  font-size: 16px;
  line-height: 1.78;
  color: var(--seed-600);
}

/* ---------- 时间线 ---------- */
.page-faq .faq-timeline {
  padding-block: clamp(32px, 5vw, 64px);
}

.page-faq .faq-flow-figure {
  margin: 0 0 clamp(26px, 3.6vw, 44px);
  border: var(--faq-line);
  background: var(--mist);
  overflow: hidden;
}

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

.page-faq .faq-flow-cap {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--seed-600);
  padding: 10px 14px;
  border-top: var(--faq-line);
  background: var(--paper);
}

.page-faq .faq-tl-list {
  list-style: none;
  margin: 0;
  padding: 0 0 0 28px;
  position: relative;
}

.page-faq .faq-tl-list::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--kiwi-500);
}

.page-faq .faq-tl-item {
  position: relative;
  padding-bottom: clamp(20px, 2.8vw, 32px);
}

.page-faq .faq-tl-item:last-child {
  padding-bottom: 0;
}

.page-faq .faq-tl-item::before {
  content: "";
  position: absolute;
  left: -28px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 1px solid var(--kiwi-500);
  background: var(--paper);
  box-sizing: border-box;
}

.page-faq .faq-tl-item.is-current::before {
  background: var(--citrus-400);
  border-color: var(--citrus-400);
}

.page-faq .faq-tl-body h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  line-height: 1.4;
  color: var(--seed-900);
  margin: 4px 0 0;
}

.page-faq .faq-tl-body p:not(.idx):not(.faq-tl-note) {
  margin: 8px 0 0;
  max-width: 42em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--seed-600);
}

.page-faq .faq-tl-note {
  margin: 8px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--kiwi-300);
  font-size: 14px;
  line-height: 1.7;
  color: var(--seed-600);
  max-width: 42em;
}

@media (hover: hover) and (min-width: 900px) {
  .page-faq .faq-tl-note {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    margin-top: 0;
    transition: max-height 220ms var(--ease), opacity 200ms var(--ease), margin-top 200ms var(--ease);
  }

  .page-faq .faq-tl-item:hover .faq-tl-note,
  .page-faq .faq-tl-item:focus-within .faq-tl-note {
    max-height: 6em;
    opacity: 1;
    margin-top: 10px;
  }
}

/* ---------- 同步记录 ---------- */
.page-faq .faq-log {
  background: var(--mist);
  padding-block: clamp(32px, 5vw, 64px);
}

.page-faq .faq-log .filter-bar {
  margin-bottom: clamp(16px, 2.4vw, 24px);
}

.page-faq .faq-log-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 2px solid var(--seed-900);
}

.page-faq .faq-log-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 4px 14px;
  padding: 16px 0;
  border-bottom: var(--faq-line);
}

.page-faq .faq-log-id {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--kiwi-800);
  grid-column: 1 / -1;
}

.page-faq .faq-log-desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--seed-900);
}

.page-faq .faq-log-gap {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--coral-500);
  grid-column: 1 / -1;
}

.page-faq .faq-log-state {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--kiwi-800);
  justify-self: end;
  align-self: start;
  padding: 2px 8px;
  border: 1px solid var(--kiwi-800);
}

.page-faq .faq-log-foot {
  margin: 22px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--seed-600);
}

.page-faq .faq-log-foot a {
  color: var(--kiwi-800);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 字段问答 ---------- */
.page-faq .faq-fields {
  padding-block: clamp(36px, 5.5vw, 72px);
}

.page-faq .faq-fields-grid {
  display: grid;
  gap: clamp(24px, 3.6vw, 48px);
  align-items: start;
}

.page-faq .faq-fields-aside h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 2.8vw, 34px);
  line-height: 1.28;
  color: var(--seed-900);
  margin: 8px 0 0;
}

.page-faq .faq-fields-aside p:not(.idx) {
  margin: 12px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--seed-600);
}

.page-faq .faq-pitch-figure {
  margin: 22px 0 0;
  border: var(--faq-line);
  background: var(--mist);
  overflow: hidden;
}

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

.page-faq .faq-pitch-figure figcaption {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: 0.04em;
  color: var(--seed-600);
  padding: 10px 12px;
  border-top: var(--faq-line);
  background: var(--paper);
}

/* ---------- 问答面板 ---------- */
.page-faq .qa {
  border-top: var(--faq-line);
  background: transparent;
}

.page-faq .faq-qa-list .qa:last-child {
  border-bottom: var(--faq-line);
}

.page-faq .qa summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.55;
  color: var(--seed-900);
  transition: color 200ms var(--ease);
}

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

.page-faq .qa summary:hover {
  color: var(--kiwi-800);
}

.page-faq .qa summary:focus-visible {
  outline: 2px solid var(--kiwi-800);
  outline-offset: 2px;
}

.page-faq .qa-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--kiwi-500);
  padding-top: 5px;
}

.page-faq .qa-sign {
  position: relative;
  flex: none;
  width: 18px;
  height: 18px;
  margin-top: 4px;
  margin-left: auto;
}

.page-faq .qa-sign::before,
.page-faq .qa-sign::after {
  content: "";
  position: absolute;
  background: var(--seed-600);
  transition: transform 200ms var(--ease), background-color 200ms var(--ease);
}

.page-faq .qa-sign::before {
  left: 0;
  top: 8px;
  width: 18px;
  height: 1.5px;
}

.page-faq .qa-sign::after {
  left: 8px;
  top: 0;
  width: 1.5px;
  height: 18px;
}

.page-faq .qa[open] .qa-sign::after {
  transform: scaleY(0);
}

.page-faq .qa[open] .qa-sign::before {
  background: var(--kiwi-500);
}

.page-faq .qa[open] {
  box-shadow: inset 2px 0 0 var(--kiwi-500);
  padding-left: 12px;
}

.page-faq .qa-body {
  padding: 0 0 18px 34px;
  max-width: 36em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--seed-600);
}

.page-faq .qa-body a {
  color: var(--kiwi-800);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 两端对照 ---------- */
.page-faq .faq-devices {
  background: var(--mist);
  padding-block: clamp(32px, 5vw, 64px);
}

.page-faq .faq-cmp {
  border-top: 2px solid var(--seed-900);
}

.page-faq .faq-cmp-head {
  display: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--seed-600);
  padding-bottom: 10px;
  border-bottom: var(--faq-line);
}

.page-faq .faq-cmp-row {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: var(--faq-line);
}

.page-faq .faq-cmp-k {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  line-height: 1.5;
  color: var(--seed-900);
}

.page-faq .faq-cmp-v {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--seed-600);
}

.page-faq .faq-cmp-v::before {
  content: attr(data-label);
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--kiwi-800);
  margin-bottom: 2px;
}

/* ---------- 导出与账号 ---------- */
.page-faq .faq-ops {
  padding-block: clamp(36px, 5.5vw, 72px);
}

.page-faq .faq-qa-list--ops {
  max-width: 62em;
}

/* ---------- 联系条 ---------- */
.page-faq .faq-contact {
  margin-top: clamp(32px, 5vw, 64px);
  background: var(--mist);
  clip-path: polygon(0 32px, 100% 0, 100% 100%, 0 100%);
  padding: calc(clamp(44px, 6vw, 80px) + 32px) 0 clamp(36px, 5vw, 64px);
  border-top: 1px solid var(--grid);
}

.page-faq .faq-contact-inner {
  display: grid;
  gap: clamp(24px, 3.4vw, 44px);
  align-items: start;
}

.page-faq .faq-contact-copy h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 2.8vw, 34px);
  line-height: 1.28;
  color: var(--seed-900);
  margin: 8px 0 0;
}

.page-faq .faq-contact-copy p:not(.idx) {
  margin: 12px 0 0;
  max-width: 32em;
  font-size: 16px;
  line-height: 1.78;
  color: var(--seed-600);
}

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

.page-faq .faq-contact-list li {
  display: grid;
  gap: 2px;
  padding: 12px 0;
  border-top: var(--faq-line);
}

.page-faq .faq-contact-k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--kiwi-800);
}

.page-faq .faq-contact-v {
  font-size: 15px;
  line-height: 1.65;
  color: var(--seed-900);
  overflow-wrap: anywhere;
}

.page-faq .faq-contact-foot {
  margin: 26px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--seed-600);
}

.page-faq .faq-contact-foot a {
  color: var(--kiwi-800);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 桌面端 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-log-item {
    grid-template-columns: 76px minmax(0, 1fr) 104px 84px;
    gap: 0 18px;
    align-items: baseline;
  }

  .page-faq .faq-log-id,
  .page-faq .faq-log-gap {
    grid-column: auto;
  }

  .page-faq .faq-log-gap {
    text-align: right;
  }

  .page-faq .faq-cmp-head {
    display: grid;
    grid-template-columns: minmax(0, 3fr) minmax(0, 4fr) minmax(0, 4fr);
    gap: 0 18px;
  }

  .page-faq .faq-cmp-row {
    grid-template-columns: minmax(0, 3fr) minmax(0, 4fr) minmax(0, 4fr);
    gap: 0 18px;
    align-items: baseline;
    padding: 16px 0;
  }

  .page-faq .faq-cmp-v::before {
    display: none;
  }

  .page-faq .faq-contact-list li {
    grid-template-columns: minmax(0, 7em) minmax(0, 1fr);
    gap: 0 16px;
    align-items: baseline;
  }

  .page-faq .qa-body {
    padding-left: 34px;
  }
}

@media (min-width: 920px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-faq .faq-fields-grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  }

  .page-faq .faq-fields-aside {
    position: sticky;
    top: calc(var(--header-h-slim) + 20px);
  }

  .page-faq .faq-pitch-figure {
    max-width: 340px;
  }

  .page-faq .faq-contact-inner {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }
}