.page-faq {
  --faq-rule: rgba(20, 32, 46, 0.14);
  --faq-soft: rgba(20, 32, 46, 0.72);
  --faq-card: #FFFDF9;
  background-color: var(--kt-cream);
  color: var(--kt-ink);
  font-family: var(--kt-font-body);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}

.page-faq *,
.page-faq *::before,
.page-faq *::after {
  box-sizing: border-box;
}

/* ── 首屏 ── */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: 22px 0 34px;
  border-bottom: 1px solid var(--kt-edge);
  background-color: var(--kt-cream);
  background-image: linear-gradient(180deg, rgba(18, 41, 74, 0.08), rgba(18, 41, 74, 0) 64%);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--kt-edge-soft) 1px, transparent 1px),
    linear-gradient(to bottom, var(--kt-edge-soft) 1px, transparent 1px);
  background-size: 72px 72px;
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(
    90deg,
    var(--kt-flare) 0 20%,
    var(--kt-copper) 20% 40%,
    var(--kt-blue) 40% 60%,
    var(--kt-green) 60% 80%,
    var(--kt-yellow) 80% 100%
  );
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
}

.page-faq .kt-breadcrumb {
  font-family: var(--kt-font-num);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--faq-soft);
  margin-bottom: 20px;
}

.page-faq .kt-breadcrumb ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
}

.page-faq .kt-breadcrumb li + li::before {
  content: "/";
  margin-right: 6px;
  color: var(--kt-rock);
}

.page-faq .kt-breadcrumb a {
  color: var(--kt-clay);
  text-decoration: none;
}

.page-faq .kt-breadcrumb a:hover {
  color: var(--kt-flare);
}

.page-faq .kt-eyebrow {
  font-family: var(--kt-font-num);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--kt-clay);
  margin: 0 0 12px;
}

.page-faq .faq-hero h1 {
  margin: 0 0 16px;
  font-family: var(--kt-font-display);
  font-weight: 800;
  font-size: clamp(28px, 6.4vw, 50px);
  line-height: 1.14;
  letter-spacing: -0.03em;
  max-width: 15em;
}

.page-faq .kt-lead {
  margin: 0;
  max-width: 44em;
  font-size: 16px;
  line-height: 1.78;
  color: var(--faq-soft);
}

.page-faq .faq-metrics {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 12px;
}

.page-faq .faq-metrics li {
  border-top: 2px solid var(--kt-copper);
  padding-top: 10px;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 2px 5px;
}

.page-faq .faq-metric__num {
  font-family: var(--kt-font-num);
  font-size: 32px;
  font-weight: 700;
  line-height: 1;
  color: var(--kt-clay);
}

.page-faq .faq-metric__unit {
  font-family: var(--kt-font-num);
  font-size: 14px;
  color: var(--kt-rock);
}

.page-faq .faq-metric__label {
  flex: 1 0 100%;
  font-size: 12px;
  line-height: 1.5;
  color: var(--faq-soft);
}

/* ── 主体布局 ── */
.page-faq .faq-shell {
  padding-block: 26px 64px;
  display: grid;
  gap: 30px;
}

.page-faq .faq-main {
  min-width: 0;
}

/* ── 筛选条 ── */
.page-faq .faq-filter {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  padding: 14px 16px;
  border: 1px solid var(--kt-edge);
  border-left: 3px solid var(--kt-copper);
  background: rgba(255, 255, 255, 0.55);
}

.page-faq .faq-field {
  display: block;
  min-width: 0;
}

.page-faq .faq-field__label {
  display: block;
  font-family: var(--kt-font-num);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--kt-clay);
  margin-bottom: 6px;
}

.page-faq .faq-field input {
  width: 100%;
  font: inherit;
  font-size: 15px;
  padding: 9px 11px;
  border: 1px solid var(--faq-rule);
  border-radius: var(--kt-r);
  background: #fff;
  color: var(--kt-ink);
}

.page-faq .faq-field input::placeholder {
  color: rgba(20, 32, 46, 0.42);
}

.page-faq .faq-field input:focus-visible {
  outline: 2px solid var(--kt-copper);
  outline-offset: 1px;
}

.page-faq .faq-filter__count {
  margin: 0;
  font-family: var(--kt-font-num);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--faq-soft);
}

.page-faq .faq-filter__count [data-filter-count] {
  font-size: 16px;
  font-weight: 700;
  color: var(--kt-clay);
}

.page-faq .faq-filter__empty {
  grid-column: 1 / -1;
  margin: 0;
  padding: 9px 12px;
  background: rgba(255, 92, 26, 0.1);
  border-left: 2px solid var(--kt-flare);
  font-size: 14px;
  color: var(--faq-soft);
}

/* ── 分组头 ── */
.page-faq .faq-group {
  margin-top: 36px;
  scroll-margin-top: 96px;
}

.page-faq .faq-group__head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--faq-rule);
}

.page-faq .faq-group__head::before {
  content: "";
  flex: 0 0 auto;
  width: 4px;
  height: 22px;
  background: var(--g, var(--kt-copper));
}

.page-faq .faq-group__no {
  margin: 0;
  font-family: var(--kt-font-num);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--kt-rock);
}

.page-faq .faq-group__head h2 {
  margin: 0;
  font-family: var(--kt-font-display);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-faq .faq-group--steps { --g: var(--kt-copper); }
.page-faq .faq-group--score { --g: var(--kt-flare); }
.page-faq .faq-group--form { --g: var(--kt-moss); }
.page-faq .faq-group--poss { --g: var(--kt-blue); }
.page-faq .faq-group--league { --g: var(--kt-yellow); }
.page-faq .faq-group--feedback { --g: var(--kt-clay); }

/* ── 三步卡片 ── */
.page-faq .faq-steps__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin-top: 16px;
}

.page-faq .faq-step {
  display: block;
  position: relative;
  padding: 18px 16px 16px;
  text-decoration: none;
  color: var(--kt-ink);
  background: var(--faq-card);
  border: 1px solid var(--kt-edge);
  border-top: 3px solid var(--step, var(--kt-copper));
  transition: transform 0.18s ease, border-color 0.18s ease;
}

.page-faq .faq-step--1 { --step: var(--kt-flare); }
.page-faq .faq-step--2 { --step: var(--kt-blue); }
.page-faq .faq-step--3 { --step: var(--kt-moss); }

.page-faq .faq-step:hover {
  transform: translateY(-2px);
  border-color: var(--kt-copper);
}

.page-faq .faq-step:focus-visible {
  outline: 2px solid var(--kt-flare);
  outline-offset: 2px;
}

.page-faq .faq-step__no {
  font-family: var(--kt-font-num);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--kt-rock);
}

.page-faq .faq-step h3 {
  margin: 8px 0 8px;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-faq .faq-step p {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--faq-soft);
}

.page-faq .faq-step__go {
  font-family: var(--kt-font-num);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--kt-clay);
}

.page-faq .faq-step:hover .faq-step__go {
  color: var(--kt-flare);
}

/* ── 图 ── */
.page-faq .faq-figure {
  margin: 18px 0 0;
  border: 1px solid var(--kt-edge);
  background: var(--kt-night);
  overflow: hidden;
}

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

.page-faq .faq-figure figcaption {
  padding: 9px 13px;
  font-family: var(--kt-font-num);
  font-size: 11px;
  line-height: 1.6;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.72);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* ── 问答折叠 ── */
.page-faq .qa-list {
  margin-top: 4px;
}

.page-faq .qa {
  border-bottom: 1px solid var(--faq-rule);
  border-left: 2px solid transparent;
  transition: border-color 0.18s ease, background-color 0.18s ease;
}

.page-faq .qa[open] {
  border-left-color: var(--kt-flare);
  background: rgba(18, 41, 74, 0.035);
}

.page-faq .qa summary {
  list-style: none;
  position: relative;
  cursor: pointer;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 14px 40px 14px 14px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
}

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

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

.page-faq .qa summary:hover {
  color: var(--kt-clay);
}

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

.page-faq .qa summary::after {
  content: "+";
  position: absolute;
  right: 12px;
  top: 12px;
  font-family: var(--kt-font-num);
  font-size: 19px;
  line-height: 1;
  color: var(--kt-clay);
}

.page-faq .qa[open] summary::after {
  content: "–";
  color: var(--kt-flare);
}

.page-faq .qa__body {
  padding: 0 40px 16px 14px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--faq-soft);
}

.page-faq .qa__body p {
  margin: 0;
}

.page-faq .qa__body a {
  color: var(--kt-clay);
  text-decoration: underline;
  text-underline-offset: 2px;
  word-break: break-all;
}

.page-faq .qa__body a:hover {
  color: var(--kt-flare);
}

.page-faq .qa__fig {
  font-family: var(--kt-font-num);
  font-weight: 700;
  color: var(--kt-clay);
}

/* ── 底部行动区 ── */
.page-faq .faq-cta {
  margin-top: 22px;
  padding: 18px 16px;
  background: var(--kt-night);
  color: var(--kt-white);
  border-left: 3px solid var(--kt-flare);
}

.page-faq .faq-cta p {
  margin: 0 0 14px;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.82);
}

.page-faq .faq-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-faq .faq-cta .kt-btn {
  text-decoration: none;
  display: inline-block;
  padding: 9px 16px;
  font-size: 14px;
  border-radius: var(--kt-r);
}

.page-faq .faq-cta .kt-btn--primary {
  background: var(--kt-flare);
  color: var(--kt-night);
  border: 1px solid var(--kt-flare);
  font-weight: 700;
}

.page-faq .faq-cta .kt-btn--ghost {
  background: transparent;
  color: var(--kt-copper);
  border: 1px solid var(--kt-edge);
}

.page-faq .faq-cta .kt-btn--primary:hover {
  background: #FF7038;
}

.page-faq .faq-cta .kt-btn--ghost:hover {
  border-color: var(--kt-copper);
  color: var(--kt-white);
}

.page-faq .faq-cta .kt-btn:focus-visible {
  outline: 2px solid var(--kt-copper);
  outline-offset: 2px;
}

/* ── 侧边目录 ── */
.page-faq .faq-index {
  border-top: 2px solid var(--kt-copper);
  padding-top: 12px;
}

.page-faq .faq-index__title {
  margin: 0 0 10px;
  font-family: var(--kt-font-num);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--kt-clay);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-index__list a {
  display: block;
  padding: 6px 10px;
  border: 1px solid var(--faq-rule);
  border-radius: var(--kt-r);
  font-size: 13px;
  color: var(--faq-soft);
  text-decoration: none;
  transition: color 0.16s ease, border-color 0.16s ease;
}

.page-faq .faq-index__list a:hover,
.page-faq .faq-index__list a:focus-visible {
  color: var(--kt-clay);
  border-color: var(--kt-copper);
}

.page-faq .faq-index__list a:focus-visible {
  outline: 2px solid var(--kt-copper);
  outline-offset: 1px;
}

/* ── 断点 ── */
@media (min-width: 640px) {
  .page-faq .faq-hero {
    padding: 26px 0 40px;
  }

  .page-faq .faq-metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
  }

  .page-faq .faq-filter {
    grid-template-columns: minmax(0, 320px) auto 1fr;
  }

  .page-faq .faq-filter__count {
    justify-self: end;
  }
}

@media (min-width: 760px) {
  .page-faq .faq-steps__grid {
    grid-template-columns: 1.32fr 1fr 0.94fr;
    gap: 14px;
  }

  .page-faq .qa summary {
    font-size: 16px;
    padding: 16px 44px 16px 16px;
  }

  .page-faq .qa__body {
    padding: 0 44px 18px 16px;
    font-size: 15px;
  }

  .page-faq .faq-cta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 20px 22px;
  }

  .page-faq .faq-cta p {
    margin: 0;
    max-width: 34em;
  }

  .page-faq .faq-cta__actions {
    flex: 0 0 auto;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-shell {
    grid-template-columns: minmax(0, 1fr) 200px;
    gap: 44px;
    padding-block: 34px 80px;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 92px;
    align-self: start;
  }

  .page-faq .faq-index__list {
    flex-direction: column;
    gap: 0;
  }

  .page-faq .faq-index__list a {
    border: 0;
    border-bottom: 1px solid var(--faq-rule);
    border-radius: 0;
    padding: 9px 0;
  }

  .page-faq .faq-index__list a:hover {
    padding-left: 4px;
  }

  .page-faq .faq-group__head h2 {
    font-size: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-step,
  .page-faq .qa,
  .page-faq .faq-index__list a {
    transition: none;
  }

  .page-faq .faq-step:hover {
    transform: none;
  }
}
<<<END>>>