.page-faq {
  --faq-num-w: 46px;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-top: 30px;
  padding-bottom: 56px;
}

.page-faq .faq-hero::before {
  content: "";
  display: block;
  height: 4px;
  border-radius: 3px;
  margin-bottom: 26px;
  background: linear-gradient(
    90deg,
    var(--teal-900) 0%,
    var(--teal-700) 30%,
    var(--flag-green) 54%,
    var(--brass) 76%,
    var(--flag-red) 100%
  );
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 30px;
  margin-top: 26px;
}

.page-faq .faq-hero__eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--brass);
}

.page-faq .faq-hero h1 {
  margin: 12px 0 20px;
  max-width: 16em;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(30px, 6.6vw, 58px);
  line-height: 1.18;
  letter-spacing: 0.03em;
  color: var(--teal-900);
}

.page-faq .faq-hero__lede {
  margin: 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.95;
  color: var(--ink-soft);
}

/* 分类索引 */
.page-faq .faq-index {
  position: relative;
  padding: 18px 18px 12px;
  background: var(--parchment);
  border: 1px solid var(--line);
  border-top: 3px solid var(--brass);
  box-shadow: 5px 5px 0 rgba(215, 203, 180, 0.55);
}

.page-faq .faq-index__title {
  margin: 0 0 10px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: 0.1em;
  color: var(--teal-900);
}

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

.page-faq .faq-index__list li + li {
  border-top: 1px dashed var(--line);
}

.page-faq .faq-index__list a {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 6px;
  padding: 9px 2px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink);
  text-decoration: none;
  transition: color 0.16s ease-out, transform 0.16s ease-out;
}

.page-faq .faq-index__list a:hover {
  color: var(--teal-700);
  transform: translateX(2px);
}

.page-faq .faq-index__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--brass);
  padding-top: 3px;
}

/* 首屏图 */
.page-faq .faq-hero__media {
  margin: 38px 0 0;
  border: 1px solid var(--line);
  background: var(--parchment);
  padding: 6px;
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 16 / 9;
}

.page-faq .kit-media__caption {
  padding: 10px 6px 2px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* ---------- 章节 ---------- */
.page-faq .faq-section {
  padding-top: 46px;
  padding-bottom: 8px;
}

.page-faq .faq-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 18px;
  margin-bottom: 22px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--teal-900);
}

.page-faq .faq-head__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--brass);
}

.page-faq .faq-head__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(22px, 3.6vw, 30px);
  line-height: 1.35;
  letter-spacing: 0.05em;
  color: var(--teal-900);
}

.page-faq .faq-head__note {
  flex: 1 1 22em;
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink-soft);
}

/* ---------- 折叠条目 ---------- */
.page-faq .faq-list {
  border-top: 1px solid var(--line);
}

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

.page-faq .faq-fold .kit-fold__head {
  display: grid;
  grid-template-columns: var(--faq-num-w) minmax(0, 1fr);
  column-gap: 10px;
  align-items: start;
  width: 100%;
  padding: 17px 4px 17px 0;
  background: transparent;
  border: 0;
  text-align: left;
  cursor: pointer;
  color: var(--ink);
  font-family: var(--font-sans);
  transition: color 0.18s ease-out, background-color 0.18s ease-out;
}

.page-faq .faq-fold .kit-fold__head:hover {
  color: var(--teal-700);
  background: rgba(168, 203, 214, 0.14);
}

.page-faq .faq-fold .kit-fold__head:focus-visible {
  outline: 2px solid var(--brass);
  outline-offset: 2px;
}

.page-faq .faq-fold .kit-fold__marker {
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--brass);
  transition: color 0.18s ease-out;
}

.page-faq .faq-fold[data-open] .kit-fold__marker {
  color: var(--flag-green);
}

.page-faq .faq-fold .kit-fold__title {
  font-size: 17px;
  font-weight: 500;
  line-height: 1.65;
  color: inherit;
}

/* 答案双栏：左步骤、右入口 */
.page-faq .faq-fold .kit-fold__panel {
  padding: 0 0 24px 0;
}

.page-faq .faq-answer {
  display: grid;
  gap: 18px;
  padding-top: 2px;
}

.page-faq .faq-steps {
  position: relative;
  margin: 0;
  padding: 4px 0 4px 26px;
  list-style: none;
}

.page-faq .faq-steps::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--brass), rgba(192, 138, 46, 0.12));
}

.page-faq .faq-steps li {
  position: relative;
  padding-bottom: 12px;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--ink);
}

.page-faq .faq-steps li:last-child {
  padding-bottom: 0;
}

.page-faq .faq-steps li::before {
  content: "";
  position: absolute;
  left: -23px;
  top: 12px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--brass);
}

.page-faq .faq-side {
  padding: 14px 16px;
  background: var(--parchment);
  border-left: 3px solid var(--brass);
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-faq .faq-side p {
  margin: 0 0 12px;
}

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

/* 印刷标签样式入口 */
.page-faq .faq-link {
  display: inline-block;
  padding: 5px 11px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 3px solid var(--teal-700);
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--ink);
  text-decoration: none;
  transition: border-color 0.16s ease-out, background-color 0.16s ease-out, color 0.16s ease-out;
}

.page-faq .faq-link::after {
  content: "";
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--teal-700);
  white-space: nowrap;
}

.page-faq .faq-link:hover {
  border-left-color: var(--brass);
  background: var(--parchment);
  color: var(--teal-900);
}

.page-faq .faq-link:hover::after {
  content: " · " attr(data-hint);
}

/* 章节回退 */
.page-faq .faq-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin: 20px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  text-decoration: none;
  transition: color 0.16s ease-out;
}

.page-faq .faq-back::before {
  content: "↑";
  font-size: 13px;
}

.page-faq .faq-back:hover {
  color: var(--brass);
}

/* ---------- 数字卡 ---------- */
.page-faq .faq-stats {
  display: grid;
  gap: 14px;
  margin: 2px 0 30px;
}

.page-faq .faq-fold.faq-stat {
  border-bottom: 0;
}

.page-faq .faq-fold.faq-stat .kit-fold__head {
  grid-template-columns: minmax(0, 1fr);
  row-gap: 6px;
  padding: 20px 18px;
  background: var(--parchment);
  border: 1px solid var(--line);
  border-top: 3px solid var(--brass);
  transition: transform 0.18s ease-out, box-shadow 0.18s ease-out;
}

.page-faq .faq-fold.faq-stat .kit-fold__head:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-1);
  background: var(--parchment);
}

.page-faq .faq-stat__num {
  font-family: var(--font-mono);
  font-size: clamp(28px, 7vw, 42px);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: 0.01em;
  color: var(--teal-900);
}

.page-faq .faq-stat__cap {
  font-size: 14px;
  font-weight: 400;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-faq .faq-fold.faq-stat .kit-fold__panel {
  margin-top: -1px;
  padding: 14px 18px 18px;
  background: var(--parchment);
  border: 1px solid var(--line);
  border-top: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-faq .faq-stat .kit-fold__panel p {
  margin: 0;
}

/* ---------- 账号章节配图 ---------- */
.page-faq .faq-account__figure {
  margin: 0 0 30px;
  padding: 6px;
  border: 1px solid var(--line);
  background: var(--parchment);
}

.page-faq .faq-account__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

/* ---------- 收尾 ---------- */
.page-faq .faq-outro {
  display: grid;
  gap: 18px;
  margin: 58px auto 76px;
  padding: 30px 24px;
  background: linear-gradient(135deg, var(--teal-900) 0%, var(--teal-700) 100%);
  color: var(--paper);
}

.page-faq .faq-outro h2 {
  margin: 0 0 10px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(20px, 3.2vw, 27px);
  line-height: 1.4;
  letter-spacing: 0.04em;
  color: var(--paper);
}

.page-faq .faq-outro p {
  margin: 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.9;
  color: rgba(245, 241, 232, 0.84);
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-answer {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    column-gap: 32px;
    align-items: start;
  }

  .page-faq .faq-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-faq .faq-outro {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    padding: 34px 36px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding-top: 42px;
    padding-bottom: 68px;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.42fr) minmax(0, 0.58fr);
    column-gap: 52px;
    align-items: start;
    margin-top: 34px;
  }

  .page-faq .faq-hero__media {
    margin-top: 48px;
  }

  .page-faq .faq-section {
    padding-top: 58px;
  }

  .page-faq .faq-account__figure {
    max-width: 58%;
    margin-left: auto;
  }

  .page-faq .faq-fold .kit-fold__head {
    padding: 19px 6px 19px 0;
  }

  .page-faq .faq-fold .kit-fold__title {
    font-size: 18px;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-head__note {
    text-align: right;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-fold .kit-fold__head,
  .page-faq .faq-fold .kit-fold__marker,
  .page-faq .faq-fold.faq-stat .kit-fold__head,
  .page-faq .faq-index__list a,
  .page-faq .faq-link,
  .page-faq .faq-back {
    transition: none;
  }

  .page-faq .faq-index__list a:hover,
  .page-faq .faq-fold.faq-stat .kit-fold__head:hover {
    transform: none;
  }
}