.page-faq .kb-hero {
  padding: clamp(18px, 4vw, 40px) 0 clamp(22px, 4vw, 38px);
}

.page-faq .kb-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-style: italic;
  letter-spacing: -0.035em;
  line-height: 0.98;
  font-size: clamp(2.3rem, 7vw, 4.6rem);
  color: var(--paper);
}

.page-faq .kb-hero__lede {
  max-width: 62ch;
  margin: 18px 0 0;
  color: var(--mute);
  font-size: clamp(0.98rem, 1.7vw, 1.1rem);
  line-height: 1.8;
}

.page-faq .kb-status {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 22px;
  margin: 24px 0 0;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  background: var(--ink-2);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--cyan-soft);
}

.page-faq .kb-status .status {
  color: var(--lime);
}

.page-faq .kb-status .dot {
  margin-right: 6px;
}

.page-faq .kb-hero__media {
  margin-top: 26px;
  border: 1px solid var(--line);
}

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

.page-faq .kb-layout {
  align-items: start;
}

/* ---------- 左侧三步战术板 ---------- */

.page-faq .kb-board {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--ink-2) 0%, var(--ink) 100%);
  padding: 20px 18px 22px;
}

.page-faq .kb-board__title {
  margin: 8px 0 14px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.32rem;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .kb-steps {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
}

.page-faq .kb-step {
  border-top: 1px solid var(--line);
}

.page-faq .kb-steps > li:first-child > .kb-step {
  border-top: 0;
}

.page-faq .kb-step > summary {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 14px 0 12px;
  cursor: pointer;
  list-style: none;
}

.page-faq .kb-step > summary::-webkit-details-marker {
  display: none;
}

.page-faq .kb-step > summary::after {
  content: "＋";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--cyan);
  transition: color 0.2s var(--ease);
}

.page-faq .kb-step[open] > summary::after {
  content: "－";
  color: var(--lime);
}

.page-faq .kb-step__num {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-faq .kb-step[open] .kb-step__num {
  color: var(--lime);
}

.page-faq .kb-step__name {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 800;
  font-size: 1.08rem;
  letter-spacing: -0.015em;
  color: var(--paper);
}

.page-faq .kb-step__panel {
  margin: 0 0 14px;
  padding-left: 12px;
  border-left: 1px solid var(--line);
}

.page-faq .kb-step__panel p {
  margin: 0;
  color: var(--mute);
  font-size: 0.9rem;
  line-height: 1.72;
}

.page-faq .kb-step__panel .kb-step__label {
  margin: 10px 0 2px;
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan-soft);
}

/* ---------- 右侧问答 ---------- */

.page-faq .kb-cats {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 22px;
}

.page-faq .kb-cats a {
  display: inline-block;
  padding: 7px 13px;
  border: 1px solid var(--line);
  color: var(--cyan-soft);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  text-decoration: none;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-faq .kb-cats a:hover,
.page-faq .kb-cats a:focus-visible {
  border-color: var(--orange);
  color: var(--paper);
}

.page-faq .kb-group {
  margin: 0 0 clamp(30px, 5vw, 48px);
  scroll-margin-top: 104px;
}

.page-faq .kb-group__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding-bottom: 12px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.page-faq .kb-group__head h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(1.15rem, 2.6vw, 1.62rem);
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .kb-figure {
  margin: 0 0 18px;
  border: 1px solid var(--line);
}

.page-faq .kb-item {
  border: 1px solid var(--line);
  background: var(--ink-2);
  margin-bottom: 10px;
  transition: border-color 0.2s var(--ease);
}

.page-faq .kb-item:hover {
  border-color: rgba(45, 226, 230, 0.45);
}

.page-faq .kb-item[open] {
  border-color: rgba(45, 226, 230, 0.6);
}

.page-faq .kb-item > summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}

.page-faq .kb-item > summary::-webkit-details-marker {
  display: none;
}

.page-faq .kb-item > summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-faq .kb-item .tag {
  flex: 0 0 auto;
  margin-top: 2px;
}

.page-faq .kb-item__q {
  flex: 1 1 auto;
  color: var(--paper);
  font-size: 0.97rem;
  font-weight: 600;
  line-height: 1.55;
}

.page-faq .kb-item > summary::after {
  flex: 0 0 auto;
  content: "＋";
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.4;
  color: var(--cyan);
  transition: color 0.2s var(--ease);
}

.page-faq .kb-item[open] > summary::after {
  content: "－";
  color: var(--orange);
}

.page-faq .kb-item__a {
  padding: 0 16px 16px;
}

.page-faq .kb-item__a p {
  margin: 0;
  color: var(--mute);
  font-size: 0.92rem;
  line-height: 1.78;
}

.page-faq .kb-item__a a {
  color: var(--cyan-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .kb-item__a a:hover,
.page-faq .kb-item__a a:focus-visible {
  color: var(--orange);
}

/* ---------- 人工接手 ---------- */

.page-faq .kb-out {
  border: 1px solid var(--line);
  background: linear-gradient(135deg, var(--ink-2) 0%, var(--ink-3) 100%);
  padding: clamp(18px, 3vw, 26px);
}

.page-faq .kb-out__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-faq .kb-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .kb-list li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 9px;
  color: var(--mute);
  font-size: 0.92rem;
  line-height: 1.7;
}

.page-faq .kb-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 2px;
  background: var(--cyan);
}

.page-faq .kb-out__note {
  margin: 12px 0 0;
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--cyan-soft);
  word-break: break-all;
}

.page-faq .kb-out__hint {
  margin: 10px 0 0;
  color: var(--mute);
  font-size: 0.85rem;
  line-height: 1.72;
}

.page-faq .kb-out__hint a {
  color: var(--cyan-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .kb-out__hint a:hover,
.page-faq .kb-out__hint a:focus-visible {
  color: var(--orange);
}

/* ---------- 响应式 ---------- */

@media (max-width: 520px) {
  .page-faq .kb-status {
    font-size: 11px;
    gap: 8px 14px;
  }

  .page-faq .kb-item > summary {
    padding: 12px;
    gap: 10px;
  }

  .page-faq .kb-item__a {
    padding: 0 12px 14px;
  }

  .page-faq .kb-item__q {
    font-size: 0.93rem;
  }
}

@media (min-width: 760px) {
  .page-faq .kb-out__grid {
    grid-template-columns: 1.25fr 0.75fr;
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-faq .kb-board {
    position: sticky;
    top: 96px;
  }

  .page-faq .kb-hero h1 {
    max-width: 18ch;
  }
}