.page-faq {
  --faq-hair: rgba(18, 16, 14, .16);
  --faq-hair-dark: rgba(195, 203, 199, .30);
  --faq-hair-dark-2: rgba(195, 203, 199, .16);
  background: var(--paper);
  color: var(--black);
  font-family: var(--font-body);
  line-height: 1.85;
}

.page-faq h1,
.page-faq h2 {
  font-family: var(--font-display);
}

/* ---------- 框景首屏 ---------- */

.page-faq .faq-hero {
  position: relative;
  background: var(--ink-green);
  color: var(--paper);
  padding: calc(var(--header-h) + 2.25rem) 0 3rem;
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 42%;
  background: linear-gradient(205deg, rgba(46, 158, 99, .24), rgba(46, 158, 99, 0) 62%);
  clip-path: polygon(24% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  display: grid;
  gap: 1.9rem;
  align-items: start;
}

.page-faq .faq-hero__inner > * {
  min-width: 0;
}

.page-faq .faq-hero__frame {
  position: relative;
  border: 1px solid var(--faq-hair-dark);
  padding: 1.5rem 1.15rem 1.6rem;
}

.page-faq .faq-hero__frame::before,
.page-faq .faq-hero__frame::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 6px;
  background-image: repeating-linear-gradient(90deg, var(--turf) 0 1px, transparent 1px 13px);
  opacity: .7;
  pointer-events: none;
}

.page-faq .faq-hero__frame::before { top: -3px; }
.page-faq .faq-hero__frame::after { bottom: -3px; }

.page-faq .faq-hero__crumb {
  margin: 0 0 1rem;
  font-size: .76rem;
  letter-spacing: .08em;
}

.page-faq .faq-hero__crumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: .2rem .5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-hero__crumb li {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
}

.page-faq .faq-hero__crumb li + li::before {
  content: "／";
  color: rgba(195, 203, 199, .55);
}

.page-faq .faq-hero__crumb a {
  color: var(--silver);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--t-fast), border-color var(--t-fast);
}

.page-faq .faq-hero__crumb a:hover,
.page-faq .faq-hero__crumb a:focus-visible {
  color: var(--ref-yellow);
  border-bottom-color: var(--ref-yellow);
}

.page-faq .faq-hero__crumb span[aria-current="page"] {
  color: var(--ref-yellow);
}

.page-faq .faq-hero__eyebrow {
  margin: 0;
  font-size: .74rem;
  letter-spacing: .16em;
  color: var(--turf);
}

.page-faq .faq-hero__title {
  margin: .5rem 0 .9rem;
  font-size: clamp(1.9rem, 8vw, 3.3rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-faq .faq-hero__lead {
  margin: 0;
  max-width: 48ch;
  font-size: .97rem;
  line-height: 1.95;
  color: rgba(245, 241, 230, .86);
}

.page-faq .faq-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem 1.7rem;
  margin: 1.4rem 0 0;
  padding: 1rem 0 0;
  list-style: none;
  border-top: 1px solid var(--faq-hair-dark);
}

.page-faq .faq-hero__fact {
  display: flex;
  align-items: baseline;
  gap: .45rem;
}

.page-faq .faq-hero__num {
  font-family: var(--font-data);
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--ref-yellow);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-hero__unit {
  font-size: .78rem;
  letter-spacing: .1em;
  color: var(--silver);
}

.page-faq .faq-hero__figure {
  margin: 0;
}

.page-faq .faq-hero__media {
  overflow: hidden;
  border: 1px solid var(--faq-hair-dark);
  border-radius: var(--radius-card);
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-faq .faq-hero__caption {
  margin: .65rem 0 0;
  font-size: .74rem;
  line-height: 1.7;
  letter-spacing: .06em;
  color: rgba(195, 203, 199, .82);
}

/* ---------- 手册主体 ---------- */

.page-faq .faq-body {
  background: var(--paper);
  padding: 2.25rem 0 1rem;
}

.page-faq .faq-body__grid {
  display: grid;
  gap: 1.75rem;
  align-items: start;
}

.page-faq .faq-body__grid > * {
  min-width: 0;
}

/* 索引栏 */

.page-faq .faq-rail {
  background: var(--ink-green);
  color: var(--paper);
  border-radius: var(--radius-card);
  padding: 1.15rem 1rem 1.25rem;
}

.page-faq .faq-rail__title {
  margin: 0 0 .75rem;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .2em;
  color: var(--turf);
}

.page-faq .faq-rail__index {
  margin: 0 0 .9rem;
  padding: 0;
  list-style: none;
}

.page-faq .faq-rail__index li {
  margin: 0;
}

.page-faq .ht-index__link {
  display: flex;
  align-items: baseline;
  gap: .6rem;
  padding: .5rem .55rem;
  font-size: .86rem;
  color: var(--silver);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color var(--t-fast), border-color var(--t-fast), background-color var(--t-fast);
}

.page-faq .ht-index__link:hover,
.page-faq .ht-index__link:focus-visible {
  color: var(--paper);
  background: rgba(46, 158, 99, .16);
}

.page-faq .ht-index__link[data-current="true"] {
  color: var(--ref-yellow);
  font-weight: 700;
  border-left-color: var(--turf);
  background: rgba(46, 158, 99, .2);
}

.page-faq .ht-index__link:focus-visible {
  outline: 2px solid var(--ref-yellow);
  outline-offset: 2px;
}

.page-faq .ht-index__no {
  font-family: var(--font-data);
  font-size: .72rem;
  letter-spacing: .06em;
  color: var(--turf);
  font-variant-numeric: tabular-nums;
}

.page-faq .ht-index__link[data-current="true"] .ht-index__no {
  color: var(--ref-yellow);
}

.page-faq .faq-rail__note {
  margin: 0;
  padding-top: .8rem;
  border-top: 1px solid var(--faq-hair-dark-2);
  font-size: .72rem;
  line-height: 1.75;
  letter-spacing: .05em;
  color: rgba(195, 203, 199, .78);
}

/* 分组 */

.page-faq .faq-group {
  scroll-margin-top: calc(var(--header-h) + 1.25rem);
}

.page-faq .faq-group__head {
  display: grid;
  gap: .4rem;
  margin-bottom: 1rem;
  padding-top: .85rem;
  border-top: 2px solid var(--ink-green);
}

.page-faq .faq-group__no {
  font-family: var(--font-data);
  font-size: 1.55rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--turf);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-group__title {
  margin: 0;
  font-size: clamp(1.18rem, 4.4vw, 1.68rem);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -.01em;
  color: var(--ink-green);
}

.page-faq .faq-group__meta {
  margin: 0;
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--ink-green-2);
}

/* 问题条目 */

.page-faq .faq-item {
  margin: 0 0 .5rem;
  overflow: hidden;
  background: var(--paper-card);
  border: 1px solid var(--faq-hair);
  border-radius: 10px;
}

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

.page-faq .faq-item[open] {
  border-color: rgba(46, 158, 99, .6);
}

.page-faq .faq-item--open-ended {
  border-style: dashed;
  border-color: rgba(11, 42, 34, .34);
}

.page-faq .faq-item--open-ended[open] {
  border-color: rgba(46, 158, 99, .6);
}

.page-faq .faq-item__summary {
  display: flex;
  gap: .7rem;
  align-items: flex-start;
  padding: .85rem .95rem;
  font-size: .95rem;
  font-weight: 700;
  line-height: 1.62;
  color: var(--ink-green);
  cursor: pointer;
  list-style: none;
  transition: background-color var(--t-fast);
}

.page-faq .faq-item__summary::-webkit-details-marker { display: none; }
.page-faq .faq-item__summary::marker { content: ""; }

.page-faq .faq-item__summary:hover {
  background: rgba(46, 158, 99, .09);
}

.page-faq .faq-item__summary:focus-visible {
  outline: 2px solid var(--ref-yellow);
  outline-offset: -2px;
}

.page-faq .faq-item__no {
  flex: 0 0 auto;
  padding-top: .22rem;
  font-family: var(--font-data);
  font-size: .72rem;
  letter-spacing: .06em;
  color: var(--turf);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-item__q {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .faq-item__sign {
  position: relative;
  flex: 0 0 auto;
  width: 20px;
  height: 20px;
  margin-top: .18rem;
  border: 1px solid var(--line-light);
  border-radius: 4px;
  transition: background-color var(--t-fast), border-color var(--t-fast);
}

.page-faq .faq-item__sign::before,
.page-faq .faq-item__sign::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--ink-green-2);
  transition: transform var(--t-fast), opacity var(--t-fast);
}

.page-faq .faq-item__sign::before {
  width: 10px;
  height: 2px;
  transform: translate(-50%, -50%);
}

.page-faq .faq-item__sign::after {
  width: 2px;
  height: 10px;
  transform: translate(-50%, -50%);
}

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

.page-faq .faq-item[open] .faq-item__sign::before {
  background: var(--paper);
}

.page-faq .faq-item[open] .faq-item__sign::after {
  opacity: 0;
  transform: translate(-50%, -50%) scaleY(.2);
}

.page-faq .faq-item__body {
  padding: .95rem 1rem 1.15rem;
  background: var(--paper);
  border-top: 1px dashed var(--faq-hair);
  font-size: .92rem;
  line-height: 1.9;
  color: rgba(18, 16, 14, .86);
}

.page-faq .faq-item__body p {
  margin: 0 0 .7rem;
}

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

.page-faq .faq-item__body a {
  color: var(--ink-green-2);
  text-decoration: none;
  border-bottom: 1px solid rgba(20, 80, 60, .35);
  transition: color var(--t-fast), border-color var(--t-fast);
}

.page-faq .faq-item__body a:hover,
.page-faq .faq-item__body a:focus-visible {
  color: var(--wine);
  border-bottom-color: var(--wine);
}

/* 状态图例 */

.page-faq .faq-legend {
  display: grid;
  gap: .42rem;
  margin: .2rem 0 .8rem;
  padding: 0;
  list-style: none;
}

.page-faq .faq-legend__row {
  display: grid;
  grid-template-columns: 1.1rem minmax(0, 1fr);
  gap: .55rem;
  align-items: start;
  font-size: .88rem;
  line-height: 1.8;
}

.page-faq .faq-legend__row strong {
  color: var(--ink-green);
}

.page-faq .faq-legend__dot {
  width: .72rem;
  height: .72rem;
  margin-top: .52rem;
  border-radius: 2px;
}

.page-faq .faq-legend__dot--red { background: var(--injury-red); }
.page-faq .faq-legend__dot--turf { background: var(--turf); }
.page-faq .faq-legend__dot--yellow { background: var(--ref-yellow); }
.page-faq .faq-legend__dot--silver {
  background: var(--silver);
  border: 1px solid var(--faq-hair);
}

/* 排查步骤 */

.page-faq .faq-steps {
  display: grid;
  gap: .55rem;
  margin: .8rem 0 .6rem;
  padding: 0;
  list-style: none;
  counter-reset: faqstep;
}

.page-faq .faq-steps__item {
  position: relative;
  min-height: 1.6rem;
  padding-left: 2.15rem;
  font-size: .88rem;
  line-height: 1.78;
  color: rgba(18, 16, 14, .84);
}

.page-faq .faq-steps__item::before {
  counter-increment: faqstep;
  content: counter(faqstep);
  position: absolute;
  left: 0;
  top: .12rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  background: var(--ink-green-2);
  color: var(--paper);
  font-family: var(--font-data);
  font-size: .74rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-steps__item--key::before {
  background: var(--injury-red);
}

/* 分组之间的窄色带 */

.page-faq .faq-sep {
  height: 14px;
  margin: 2rem 0 1.9rem;
  background: var(--turf);
  clip-path: polygon(0 5px, 100% 0, 100% calc(100% - 5px), 0 100%);
}

.page-faq .faq-sep--wine { background: var(--wine); }
.page-faq .faq-sep--indigo { background: var(--indigo); }

.page-faq .faq-sep--mix {
  background: linear-gradient(90deg,
    var(--ref-yellow) 0 16%,
    var(--injury-red) 16% 31%,
    var(--turf) 31% 100%);
}

/* ---------- 横向图位 ---------- */

.page-faq .faq-plate {
  background: var(--paper);
  padding: .5rem 0 2.75rem;
}

.page-faq .faq-plate__figure {
  margin: 0;
}

.page-faq .faq-plate__media {
  overflow: hidden;
  border: 1px solid var(--faq-hair);
  border-radius: var(--radius-card);
}

.page-faq .faq-plate__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-faq .faq-plate__caption {
  margin: .65rem 0 0;
  font-size: .74rem;
  line-height: 1.7;
  letter-spacing: .06em;
  color: rgba(18, 16, 14, .6);
}

/* ---------- 收束区 ---------- */

.page-faq .faq-connect {
  position: relative;
  background: var(--ink-green);
  color: var(--paper);
  padding: 2.6rem 0 3rem;
}

.page-faq .faq-connect::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  background-image: repeating-linear-gradient(90deg, var(--turf) 0 2px, transparent 2px 12px);
  opacity: .8;
}

.page-faq .faq-connect__panel {
  display: grid;
  gap: 1.3rem;
  padding: 1.4rem 1.15rem 1.5rem;
  background: var(--ink-green-2);
  border: 1px solid var(--faq-hair-dark-2);
  border-radius: var(--radius-card);
}

.page-faq .faq-connect__title {
  margin: 0 0 .75rem;
  font-size: clamp(1.3rem, 5vw, 1.95rem);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -.01em;
  color: var(--ref-yellow);
}

.page-faq .faq-connect__text {
  margin: 0;
  max-width: 54ch;
  font-size: .94rem;
  line-height: 1.9;
  color: rgba(245, 241, 230, .9);
}

.page-faq .faq-connect__list {
  display: grid;
  gap: .35rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-connect__list li {
  position: relative;
  padding-left: 1rem;
  font-size: .86rem;
  line-height: 1.75;
  color: var(--silver);
}

.page-faq .faq-connect__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: .4rem;
  height: .4rem;
  border-radius: 50%;
  background: var(--turf);
}

.page-faq .faq-connect__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  margin-top: 1.15rem;
}

.page-faq .faq-contact {
  display: grid;
  gap: .5rem;
  align-content: start;
  padding: 1.1rem 1rem 1.2rem;
  background: rgba(11, 42, 34, .55);
  border: 1px solid var(--faq-hair-dark-2);
  border-radius: var(--radius-card);
}

.page-faq .faq-contact__label {
  margin: 0 0 .15rem;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .2em;
  color: var(--turf);
}

.page-faq .faq-contact__line {
  margin: 0;
  font-size: .86rem;
  line-height: 1.75;
  color: rgba(245, 241, 230, .92);
  word-break: break-word;
}

.page-faq .faq-contact__line span {
  font-family: var(--font-data);
  font-size: .84rem;
  color: var(--silver);
}

.page-faq .faq-contact__note {
  margin-top: .55rem;
  padding-top: .7rem;
  border-top: 1px solid var(--faq-hair-dark-2);
}

/* ---------- 断点 ---------- */

@media (min-width: 700px) {
  .page-faq .faq-hero__frame {
    padding: 1.9rem 1.75rem 2rem;
  }

  .page-faq .faq-group__head {
    grid-template-columns: auto minmax(0, 1fr);
    align-items: baseline;
    column-gap: 1.1rem;
  }

  .page-faq .faq-group__no {
    grid-row: span 2;
    font-size: 2.1rem;
  }

  .page-faq .faq-group__meta {
    grid-column: 2;
  }

  .page-faq .faq-item__summary {
    padding: 1rem 1.15rem;
    font-size: 1rem;
  }

  .page-faq .faq-item__body {
    padding: 1.1rem 1.3rem 1.3rem;
    font-size: .94rem;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding: calc(var(--header-h) + 3.25rem) 0 4rem;
  }

  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 2.75rem;
    align-items: center;
  }

  .page-faq .faq-hero__frame {
    padding: 2.2rem 2rem 2.3rem;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-body {
    padding: 3rem 0 1.5rem;
  }

  .page-faq .faq-body__grid {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 2.6rem;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: calc(var(--header-h) + 1.25rem);
    padding: 1.35rem 1.15rem 1.4rem;
  }

  .page-faq .faq-connect__panel {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: 1.6rem 2.4rem;
    padding: 1.9rem 1.8rem 2rem;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-hero__title {
    font-size: 3.5rem;
  }

  .page-faq .faq-sep {
    margin: 2.6rem 0 2.4rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .ht-index__link,
  .page-faq .faq-item__summary,
  .page-faq .faq-item__sign,
  .page-faq .faq-item__sign::before,
  .page-faq .faq-item__sign::after,
  .page-faq .faq-item__body a,
  .page-faq .faq-hero__crumb a {
    transition: none;
  }
}