/* ============ 知识库页（page-faq） ============ */

.page-faq {
  padding-bottom: 8px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 28px 0 20px;
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 420px;
  background: radial-gradient(90% 70% at 14% 0%, rgba(124, 255, 178, 0.12), transparent 62%),
    radial-gradient(70% 60% at 96% 10%, rgba(56, 232, 255, 0.08), transparent 60%);
  pointer-events: none;
  z-index: 0;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 30px;
}

.page-faq .faq-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 7.4vw, 54px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--fg);
}

.page-faq .faq-hero__lede {
  margin: 16px 0 0;
  max-width: 34em;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
}

.page-faq .faq-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

.page-faq .faq-jump__link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  background: var(--panel-2);
  color: var(--muted);
  font-size: 14px;
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .faq-jump__link:hover,
.page-faq .faq-jump__link:focus-visible {
  color: var(--mint);
  border-color: rgba(124, 255, 178, 0.5);
  background: rgba(124, 255, 178, 0.06);
  outline: none;
}

/* 概况数据 */
.page-faq .faq-stats {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.page-faq .faq-stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 20px;
  background: var(--panel);
}

.page-faq .faq-stat__num {
  font-size: 32px;
  line-height: 1;
  color: var(--mint);
  letter-spacing: -0.02em;
}

.page-faq .faq-stat__label {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

@media (min-width: 1000px) {
  .page-faq .faq-hero {
    padding: 44px 0 28px;
  }

  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.6fr) minmax(280px, 0.85fr);
    gap: 56px;
    align-items: end;
  }

  .page-faq .faq-stat__num {
    font-size: 36px;
  }
}

/* ---------- 先看三条 ---------- */
.page-faq .faq-quick {
  margin-top: 8px;
}

.page-faq .faq-quick__note {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 14.5px;
}

.page-faq .quick-grid {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}

.page-faq .quick-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 22px 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, rgba(124, 255, 178, 0.07), transparent 58%), var(--panel);
}

.page-faq .quick-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 22px;
  width: 44px;
  height: 2px;
  border-radius: 2px;
  background: var(--mint);
}

.page-faq .quick-card__q {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.55;
  color: var(--fg);
}

.page-faq .quick-card__a {
  margin: 0;
  flex: 1 1 auto;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .quick-card__done {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--mint);
}

.page-faq .quick-card__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 4px rgba(124, 255, 178, 0.14);
}

@media (min-width: 880px) {
  .page-faq .quick-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }
}

/* ---------- 通用内链 ---------- */
.page-faq .inline-link {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-faq .inline-link:hover,
.page-faq .inline-link:focus-visible {
  color: var(--cyan);
  outline: none;
}

/* ---------- 视觉占位 ---------- */
.page-faq .qa-visual-wrap {
  padding-top: 0;
}

.page-faq .qa-visual,
.page-faq .step-two__visual {
  margin: 0;
}

.page-faq .media__img {
  width: 100%;
  height: auto;
  border-radius: var(--r-lg);
  object-fit: cover;
  display: block;
}

/* ---------- 问答分组 ---------- */
.page-faq .qa-section {
  padding-top: 12px;
}

.page-faq .qa-group__head {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-faq .qa-group__kicker {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .qa-group__kicker--blue {
  color: var(--blue);
}

.page-faq .qa-group__kicker--magenta {
  color: var(--magenta);
}

.page-faq .qa-group__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 5vw, 30px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--fg);
}

.page-faq .qa-group__note {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.75;
}

.page-faq .qa-group__foot {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-faq .qa-list {
  margin-top: 22px;
  display: grid;
  gap: 10px;
}

/* 手风琴条目 */
.page-faq .faq-item {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--panel-2);
  overflow: hidden;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .faq-item[open] {
  background: var(--panel);
  border-color: rgba(56, 232, 255, 0.3);
}

.page-faq .faq-item__q {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  min-height: 44px;
  padding: 15px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.65;
  color: var(--fg);
}

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

.page-faq .faq-item__q:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: -3px;
}

.page-faq .faq-item__mark {
  flex: 0 0 auto;
  width: 0;
  height: 0;
  margin-top: 8px;
  border-left: 6px solid var(--mint);
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
  transition: transform 0.2s var(--ease);
}

.page-faq .faq-item[open] .faq-item__mark {
  transform: rotate(90deg);
}

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

.page-faq .faq-item__a {
  padding: 4px 20px 24px 36px;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.9;
}

.page-faq .faq-item__a p {
  margin: 0 0 10px;
}

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

@media (min-width: 880px) {
  .page-faq .qa-list--cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }
}

/* ---------- 步骤 2 ---------- */
.page-faq .step-two {
  padding-top: 24px;
}

.page-faq .step-two__head {
  margin-bottom: 20px;
}

.page-faq .step-two__lede {
  margin: 12px 0 0;
  max-width: 36em;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}

.page-faq .step-two__visual {
  margin-bottom: 8px;
}

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

.page-faq .step-item {
  margin: 0;
}

.page-faq .step__check {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-faq .step__row {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) 24px;
  gap: 14px;
  align-items: start;
  padding: 22px 4px;
  border-top: 1px solid var(--line);
  cursor: pointer;
  transition: background 0.2s var(--ease);
}

.page-faq .step-item:last-child .step__row {
  border-bottom: 1px solid var(--line);
}

.page-faq .step__row:hover {
  background: rgba(124, 255, 178, 0.04);
}

.page-faq .step__check:focus-visible + .step__row {
  outline: 2px solid var(--mint);
  outline-offset: 2px;
}

.page-faq .step__num {
  font-size: clamp(52px, 13vw, 112px);
  line-height: 0.82;
  font-weight: 600;
  letter-spacing: -0.05em;
  color: rgba(233, 239, 245, 0.14);
  transition: color 0.2s var(--ease);
}

.page-faq .step__check:checked + .step__row .step__num {
  color: var(--mint);
}

.page-faq .step__main {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 6px;
  min-width: 0;
}

.page-faq .step__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.5;
  color: var(--fg);
}

.page-faq .step__desc,
.page-faq .step__ok {
  display: block;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-faq .step__ok {
  color: rgba(124, 255, 178, 0.85);
}

.page-faq .step__box {
  width: 22px;
  height: 22px;
  margin-top: 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel-2);
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .step__check:checked + .step__row .step__box {
  border-color: var(--mint);
  background: rgba(124, 255, 178, 0.16);
  box-shadow: inset 0 0 0 3px var(--panel);
}

.page-faq .step__check:checked + .step__row {
  background: rgba(124, 255, 178, 0.05);
}

@media (min-width: 900px) {
  .page-faq .step__row {
    grid-template-columns: 190px minmax(0, 1fr) 28px;
    gap: 24px;
    padding: 30px 8px;
  }

  .page-faq .step__main {
    padding-top: 12px;
  }

  .page-faq .step__title {
    font-size: 19px;
  }
}

/* ---------- 回复节奏 ---------- */
.page-faq .reply-band {
  margin-top: 40px;
  padding: 28px 22px;
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  background: linear-gradient(155deg, rgba(56, 232, 255, 0.09), transparent 46%),
    linear-gradient(320deg, rgba(124, 255, 178, 0.08), transparent 40%), var(--panel);
}

.page-faq .reply-band__title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 5vw, 28px);
  letter-spacing: -0.01em;
  color: var(--fg);
}

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

.page-faq .reply-fact {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1 1 170px;
  min-width: 0;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--panel-2);
}

.page-faq .reply-fact b {
  font-size: 24px;
  line-height: 1.1;
  font-weight: 500;
  color: var(--mint);
}

.page-faq .reply-fact span {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-faq .reply-band__text {
  margin: 20px 0 0;
  max-width: 40em;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--muted);
}

.page-faq .reply-band__cta {
  margin-top: 22px;
}

@media (min-width: 880px) {
  .page-faq .reply-band {
    padding: 36px 34px;
    margin-top: 56px;
  }

  .page-faq .reply-band__cta {
    margin-top: 26px;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-jump__link,
  .page-faq .faq-item,
  .page-faq .faq-item__mark,
  .page-faq .step__row,
  .page-faq .step__num,
  .page-faq .step__box {
    transition: none;
  }
}
<<<END>>>
</main>