.page-faq {
  --kf-hair: rgba(201, 162, 75, 0.24);
  --kf-soft: rgba(242, 237, 227, 0.1);
  --kf-panel: rgba(11, 27, 51, 0.62);
  --kf-gap: clamp(18px, 3.2vw, 34px);
  color: var(--paper);
}

.page-faq [hidden] {
  display: none !important;
}

.page-faq [id] {
  scroll-margin-top: calc(var(--header-h) + 26px);
}

/* ---------- Hero ---------- */
.page-faq .kf-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + clamp(40px, 8vw, 84px)) 0 clamp(44px, 7vw, 84px);
  background:
    radial-gradient(112% 86% at 84% 2%, rgba(201, 162, 75, 0.2), transparent 60%),
    radial-gradient(80% 74% at -8% 104%, rgba(60, 110, 145, 0.32), transparent 64%),
    var(--ink-800);
}

.page-faq .kf-hero::before {
  content: "";
  position: absolute;
  top: -14%;
  right: -16%;
  width: min(54vw, 560px);
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-xl);
  background: linear-gradient(140deg, rgba(201, 162, 75, 0.26), rgba(181, 52, 44, 0.16));
  clip-path: polygon(36% 0, 100% 0, 100% 100%, 0 60%);
  transform: rotate(-6deg);
  pointer-events: none;
}

.page-faq .kf-hero-inner {
  position: relative;
  z-index: 1;
}

.page-faq .kf-hero h1 {
  margin: 14px 0 0;
  max-width: 17ch;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2rem, 6.4vw, 4rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
}

.page-faq .kf-hero-lead {
  margin: 18px 0 0;
  max-width: 56ch;
  font-size: clamp(1rem, 2.1vw, 1.12rem);
  line-height: 1.82;
  color: rgba(242, 237, 227, 0.82);
}

.page-faq .kf-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .kf-hero-chip {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding: 7px 16px;
  border: 1px solid var(--kf-hair);
  border-radius: var(--radius-pill);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: var(--note);
}

.page-faq .kf-hero-chip b {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--gold-bright);
}

.page-faq .kf-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

/* ---------- 教程目录 ---------- */
.page-faq .kf-toc-grid {
  display: grid;
  gap: var(--kf-gap);
  margin-top: clamp(22px, 4vw, 40px);
}

.page-faq .kf-toc-figure {
  margin: 0;
}

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

.page-faq .kf-toc-link {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 16px 20px;
  border: 1px solid transparent;
  border-left: 3px solid rgba(201, 162, 75, 0.28);
  border-radius: var(--radius-md);
  background: var(--kf-panel);
  color: var(--paper);
  text-decoration: none;
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.page-faq .kf-toc-link:hover,
.page-faq .kf-toc-link:focus-visible {
  transform: translateX(6px);
  border-color: var(--kf-hair);
  border-left-color: var(--gold);
  background: rgba(20, 41, 74, 0.86);
}

.page-faq .kf-toc-link:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.page-faq .kf-num {
  flex: none;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.12rem;
  line-height: 1.35;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-faq .kf-toc-text {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.page-faq .kf-toc-name {
  font-weight: 800;
  font-size: 1.02rem;
}

.page-faq .kf-toc-desc {
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--note);
}

/* ---------- 折叠段 ---------- */
.page-faq .kf-steps .kf-fold:first-of-type {
  border-top: 1px solid var(--kf-soft);
}

.page-faq .kf-fold {
  border-bottom: 1px solid var(--kf-soft);
}

.page-faq .kf-fold > summary {
  display: flex;
  align-items: baseline;
  gap: clamp(10px, 2vw, 18px);
  padding: clamp(16px, 2.6vw, 24px) 0;
  cursor: pointer;
  list-style: none;
}

.page-faq .kf-fold > summary::-webkit-details-marker {
  display: none;
}

.page-faq .kf-fold > summary::after {
  content: "";
  flex: none;
  align-self: center;
  margin-left: 14px;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--gold);
  border-bottom: 2px solid var(--gold);
  transform: rotate(45deg);
  transition: transform 0.28s ease;
}

.page-faq .kf-fold[open] > summary::after {
  transform: rotate(225deg);
}

.page-faq .kf-fold > summary:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 4px;
  border-radius: var(--radius-md);
}

.page-faq .kf-step-title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.08rem, 2.6vw, 1.36rem);
  line-height: 1.4;
}

.page-faq .kf-step-hint {
  margin-left: auto;
  overflow: hidden;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  white-space: nowrap;
  text-overflow: ellipsis;
  color: var(--note);
}

.page-faq .kf-step-body {
  padding: 2px 0 clamp(22px, 3.4vw, 34px);
}

.page-faq .kf-step-body > p {
  max-width: 78ch;
  margin: 0 0 16px;
  font-size: 0.97rem;
  line-height: 1.85;
  color: rgba(242, 237, 227, 0.82);
}

.page-faq .kf-sub {
  margin: 22px 0 8px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.98rem;
  letter-spacing: 0.03em;
  color: var(--gold-bright);
}

.page-faq .kf-sub:first-child {
  margin-top: 0;
}

.page-faq .kf-inline-link {
  color: var(--gold-bright);
  text-decoration: none;
  border-bottom: 1px solid var(--kf-hair);
}

.page-faq .kf-inline-link:hover,
.page-faq .kf-inline-link:focus-visible {
  border-bottom-color: var(--gold-bright);
}

/* ---------- 术语列表 ---------- */
.page-faq .kf-term-list {
  display: grid;
  gap: 0;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .kf-term-item {
  padding: 13px 0;
  border-bottom: 1px dashed var(--kf-soft);
  font-size: 0.92rem;
  line-height: 1.76;
}

.page-faq .kf-term-code {
  margin-right: 9px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-faq .kf-term-name {
  margin-right: 6px;
  font-weight: 700;
  color: var(--paper);
}

.page-faq .kf-term-text {
  color: rgba(242, 237, 227, 0.72);
}

/* ---------- 桌型对比图 ---------- */
.page-faq .kf-kinds-figure {
  margin: clamp(24px, 4vw, 40px) 0;
}

/* ---------- 小屏端面板 ---------- */
.page-faq .kf-small {
  padding-top: clamp(30px, 5vw, 54px);
}

.page-faq .kf-small-panel {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 4.4vw, 56px);
  border-radius: var(--radius-xl);
  background: linear-gradient(160deg, #F2EDE3 0%, #E6DFD0 100%);
  color: var(--ink-900);
}

.page-faq .kf-small-panel::after {
  content: "";
  position: absolute;
  right: -14%;
  bottom: -42%;
  width: min(46vw, 340px);
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(60, 110, 145, 0.22), transparent 70%);
  pointer-events: none;
}

.page-faq .kf-small-panel > * {
  position: relative;
  z-index: 1;
}

.page-faq .kf-small-kicker {
  margin: 0;
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  color: var(--vermilion);
}

.page-faq .kf-small-title {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.5rem, 3.8vw, 2.2rem);
  line-height: 1.2;
  color: var(--ink-900);
}

.page-faq .kf-small-lead {
  max-width: 62ch;
  margin: 14px 0 22px;
  font-size: 0.96rem;
  line-height: 1.82;
  color: rgba(11, 27, 51, 0.78);
}

.page-faq .kf-small-panel .filter-btn {
  background: rgba(11, 27, 51, 0.05);
  border: 1px solid rgba(11, 27, 51, 0.16);
  color: var(--ink-900);
}

.page-faq .kf-small-panel .filter-btn:hover,
.page-faq .kf-small-panel .filter-btn:focus-visible {
  border-color: var(--gold-deep);
}

.page-faq .kf-small-panel .filter-btn[aria-pressed="true"] {
  background: var(--ink-800);
  border-color: var(--ink-800);
  color: var(--gold-bright);
}

.page-faq .kf-small-list {
  display: grid;
  gap: 0;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .kf-small-list li {
  padding: 12px 0;
  border-bottom: 1px solid rgba(11, 27, 51, 0.13);
  font-size: 0.91rem;
  line-height: 1.74;
  color: rgba(11, 27, 51, 0.8);
}

.page-faq .kf-small-list li b {
  margin-right: 6px;
  color: var(--ink-900);
}

.page-faq .kf-small-code {
  display: inline-block;
  margin-right: 9px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--vermilion);
}

.page-faq .kf-small-foot {
  max-width: 68ch;
  margin: 22px 0 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: rgba(11, 27, 51, 0.78);
}

.page-faq .kf-small-link {
  color: var(--ink-700);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 2px solid var(--gold-deep);
}

.page-faq .kf-small-link:hover,
.page-faq .kf-small-link:focus-visible {
  color: var(--vermilion);
  border-bottom-color: var(--vermilion);
}

/* ---------- 常见问题 ---------- */
.page-faq .kf-faq-list {
  margin-top: clamp(20px, 3vw, 32px);
}

.page-faq .kf-faq-item:first-child {
  border-top: 1px solid var(--kf-soft);
}

.page-faq .kf-q {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(0.98rem, 2.3vw, 1.1rem);
  line-height: 1.5;
}

.page-faq .kf-a {
  padding: 0 0 18px;
}

.page-faq .kf-a p {
  max-width: 76ch;
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.85;
  color: rgba(242, 237, 227, 0.8);
}

/* ---------- 后续指引 ---------- */
.page-faq .kf-next-grid {
  display: grid;
  gap: 14px;
  margin-top: clamp(20px, 3vw, 32px);
}

.page-faq .kf-next-card {
  display: grid;
  gap: 8px;
  padding: 22px 22px 20px;
  border: 1px solid var(--kf-hair);
  border-radius: var(--radius-lg);
  background: var(--kf-panel);
  color: var(--paper);
  text-decoration: none;
  transition: transform 0.28s ease, border-color 0.28s ease, background 0.28s ease;
}

.page-faq .kf-next-card:hover,
.page-faq .kf-next-card:focus-visible {
  transform: translateY(-4px);
  border-color: var(--gold);
  background: rgba(20, 41, 74, 0.88);
  outline: none;
}

.page-faq .kf-next-card:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.page-faq .kf-next-label {
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  color: var(--note);
}

.page-faq .kf-next-title {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.05rem;
  line-height: 1.5;
}

.page-faq .kf-next-arrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--gold);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .kf-term-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(18px, 3vw, 40px);
  }

  .page-faq .kf-small-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(18px, 3vw, 36px);
  }

  .page-faq .kf-next-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-faq .kf-toc-grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .kf-step-hint {
    margin-left: auto;
  }
}

@media (min-width: 1140px) {
  .page-faq .kf-term-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .page-faq .kf-step-hint {
    display: none;
  }

  .page-faq .kf-fold > summary {
    gap: 10px;
  }
}
<<<END>>>