.page-faq {
  --faq-body: #22322C;
  --faq-card: #F7FAF7;
  --faq-gap: 14px;
  --faq-accent: #2FE3C6;
}

.page-faq img {
  max-width: 100%;
  height: auto;
}

/* ---------- 页头 ---------- */
.page-faq .faq-head {
  position: relative;
  overflow: hidden;
  padding: 30px 0 52px;
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(47, 227, 198, 0.16), transparent 58%),
    linear-gradient(165deg, #06231F 0%, #0C3A32 72%, #0A2E28 100%);
}

.page-faq .faq-head::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg,
    var(--cyan) 0 20%,
    var(--amber) 20% 27%,
    transparent 27%);
  opacity: .85;
}

.page-faq .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 13px;
  color: rgba(237, 242, 238, .58);
}

.page-faq .breadcrumb li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-faq .breadcrumb li + li::before {
  content: "/";
  color: rgba(185, 200, 192, .45);
}

.page-faq .breadcrumb a {
  color: var(--cyan);
  text-decoration: none;
  transition: color 180ms var(--ease);
}

.page-faq .breadcrumb a:hover,
.page-faq .breadcrumb a:focus-visible {
  color: var(--cyan-soft);
}

.page-faq .breadcrumb li[aria-current="page"] {
  color: rgba(237, 242, 238, .82);
}

.page-faq .faq-head-grid {
  display: grid;
  gap: 30px;
}

.page-faq .faq-head-copy .eyebrow {
  margin: 0;
  color: var(--cyan);
}

.page-faq .faq-head h1 {
  margin: 10px 0 16px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(32px, 6.4vw, 60px);
  line-height: 1.08;
  letter-spacing: -0.012em;
  color: var(--ivory);
  text-wrap: balance;
}

.page-faq .faq-lede {
  max-width: 56ch;
  margin: 0 0 26px;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(247, 250, 247, .78);
}

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

.page-faq .faq-head-media {
  margin: 0;
  align-self: center;
}

.page-faq .faq-head-media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  object-fit: cover;
  filter: saturate(.82) hue-rotate(-6deg);
}

/* ---------- 控制台 ---------- */
.page-faq .faq-console {
  padding: 44px 0 70px;
  background: var(--paper);
}

.page-faq .faq-console .rule-label {
  margin-bottom: 20px;
}

.page-faq .faq-console-grid {
  display: grid;
  gap: 26px;
}

/* ---------- 左侧索引 ---------- */
.page-faq .faq-index {
  align-self: start;
  padding: 22px 20px 20px;
  border-radius: var(--radius);
  background: linear-gradient(150deg, #06231F 0%, #0C3A32 100%);
  box-shadow: 0 18px 40px -30px rgba(6, 35, 31, .9);
}

.page-faq .faq-index-title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: .01em;
  color: var(--cyan-soft);
}

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

.page-faq .faq-index-link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border-left: 2px solid transparent;
  border-radius: 6px;
  color: rgba(247, 250, 247, .74);
  font-size: 14px;
  text-decoration: none;
  transition: background 180ms var(--ease), color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-faq .faq-index-link:hover,
.page-faq .faq-index-link:focus-visible {
  background: rgba(47, 227, 198, .1);
  color: var(--ivory);
}

.page-faq .faq-index-link.is-active,
.page-faq .faq-index-link[aria-current="true"] {
  background: rgba(47, 227, 198, .14);
  border-left-color: var(--cyan);
  color: var(--ivory);
}

.page-faq .faq-index-no {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .06em;
  color: var(--cyan);
}

.page-faq .faq-index-text {
  min-width: 0;
}

.page-faq .faq-index-note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(47, 227, 198, .2);
  font-size: 13px;
  color: rgba(237, 242, 238, .52);
}

/* ---------- 答案区 ---------- */
.page-faq .faq-answers {
  display: grid;
  gap: 36px;
  min-width: 0;
}

.page-faq .faq-group {
  --group-accent: var(--line);
  display: grid;
  gap: 12px;
  padding-left: 16px;
  border-left: 3px solid var(--group-accent);
  min-width: 0;
}

.page-faq .faq-group--bookmark { --group-accent: var(--cyan); }
.page-faq .faq-group--refresh  { --group-accent: var(--amber); }
.page-faq .faq-group--filter   { --group-accent: var(--indigo); }
.page-faq .faq-group--display  { --group-accent: var(--flame); }
.page-faq .faq-group--report   { --group-accent: var(--teal-ink); }
.page-faq .faq-group--contact  { --group-accent: var(--wine); }

.page-faq .faq-group-title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 600;
  letter-spacing: .005em;
  color: var(--ink-900);
}

.page-faq .faq-group-mark {
  display: inline-grid;
  place-items: center;
  min-width: 26px;
  padding: 2px 8px;
  border-radius: 5px;
  background: var(--ink-800);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--cyan);
}

/* ---------- 问答条目 ---------- */
.page-faq .faq-entry {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--faq-card);
  overflow: hidden;
  transition: border-color 200ms var(--ease), box-shadow 200ms var(--ease);
}

.page-faq .faq-entry:hover {
  border-color: rgba(11, 107, 91, .45);
}

.page-faq .faq-entry[data-open] {
  border-color: var(--teal-ink);
  box-shadow: 0 14px 30px -24px rgba(6, 35, 31, .8);
}

.page-faq .faq-entry[data-open] .faq-q-state {
  background: var(--teal-ink);
  box-shadow: 0 0 0 4px rgba(11, 107, 91, .16);
}

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

.page-faq .faq-q-btn {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 17px 20px;
  border: 0;
  background: none;
  font: inherit;
  font-size: 16.5px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: var(--ink-900);
  cursor: pointer;
  transition: background 180ms var(--ease);
}

.page-faq .faq-q-btn:hover {
  background: rgba(47, 227, 198, .07);
}

.page-faq .faq-q-btn:focus-visible {
  outline: 2px solid var(--teal-ink);
  outline-offset: -3px;
}

.page-faq .faq-q-no {
  padding: 3px 8px;
  border-radius: 5px;
  background: rgba(11, 107, 91, .1);
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: .04em;
  color: var(--teal-ink);
}

.page-faq .faq-q-text {
  min-width: 0;
}

.page-faq .faq-q-state {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--line);
  transition: background 180ms var(--ease), box-shadow 180ms var(--ease);
}

.page-faq .faq-a {
  padding: 16px 20px 22px;
  border-top: 1px solid rgba(185, 200, 192, .55);
  color: var(--faq-body);
  font-size: 16px;
  line-height: 1.85;
}

.page-faq .faq-a p {
  margin: 0 0 12px;
  max-width: 68ch;
}

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

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

.page-faq .faq-a a:hover {
  color: var(--ink-900);
}

.page-faq .faq-mono {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 500;
  color: var(--ink-900);
  word-break: break-all;
}

.page-faq .faq-entry.is-collapsed [data-disclosure-panel],
.page-faq .faq-entry [data-disclosure-panel][hidden] {
  display: none;
}

/* ---------- 步骤图 ---------- */
.page-faq .faq-steps-figure {
  margin: 18px 0 0;
}

.page-faq .faq-steps-figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid rgba(185, 200, 192, .7);
}

.page-faq .faq-steps-figure .media-caption {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--muted);
}

/* ---------- 桌面布局 ---------- */
@media (min-width: 900px) {
  .page-faq .faq-head {
    padding: 42px 0 68px;
  }

  .page-faq .faq-head-grid {
    grid-template-columns: minmax(0, 1.14fr) minmax(0, 1fr);
    gap: 52px;
    align-items: center;
  }

  .page-faq .faq-console {
    padding: 56px 0 88px;
  }

  .page-faq .faq-console-grid {
    grid-template-columns: 286px minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--header-h) + 22px);
  }

  .page-faq .faq-answers {
    gap: 44px;
  }

  .page-faq .faq-group {
    padding-left: 22px;
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-console-grid {
    grid-template-columns: 320px minmax(0, 1fr);
    gap: 56px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-entry,
  .page-faq .faq-q-btn,
  .page-faq .faq-q-state,
  .page-faq .faq-index-link,
  .page-faq .breadcrumb a {
    transition: none;
  }
}