/* ===== 帮助中心 · 页面专属样式 ===== */

#main-content.page-faq {
  padding-top: 0;
  background: var(--tb-deep);
  color: var(--tb-text);
}

/* ---------- 刊头 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--tb-header-h) + 36px) 0 60px;
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(47, 168, 79, 0.18) 0%, rgba(10, 27, 46, 0) 62%),
    linear-gradient(180deg, var(--tb-ink) 0%, var(--tb-deep) 100%);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(124, 147, 170, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124, 147, 170, 0.06) 1px, transparent 1px);
  background-size: 68px 68px;
}

.page-faq .faq-hero > .tb-container {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero .tb-breadcrumb {
  margin-bottom: 26px;
}

.page-faq .faq-hero__title {
  font-family: var(--tb-font-display);
  font-weight: 900;
  font-size: clamp(42px, 9.5vw, 88px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--tb-white);
  margin: 10px 0 20px;
}

.page-faq .faq-hero__lede {
  font-family: var(--tb-font-body);
  font-size: 17px;
  line-height: 1.85;
  max-width: 620px;
  color: var(--tb-text);
  margin: 0 0 34px;
}

.page-faq .faq-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 36px;
  list-style: none;
  margin: 0;
  padding: 22px 0 0;
  border-top: 1px solid var(--tb-line);
}

.page-faq .faq-hero__stats li {
  display: flex;
  align-items: baseline;
  gap: 9px;
  font-size: 14px;
  color: var(--tb-mist);
}

.page-faq .faq-hero__stats .tb-num {
  font-family: var(--tb-font-mono);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--tb-green-lt);
}

/* ---------- 通栏视觉 ---------- */
.page-faq .faq-banner {
  margin: 0;
  display: block;
  line-height: 0;
  background: var(--tb-ink);
}

.page-faq .faq-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  max-height: 420px;
  object-fit: cover;
  opacity: 0.92;
}

/* ---------- 台阶式动线 ---------- */
.page-faq .faq-stairs {
  padding: 76px 0 84px;
  background: var(--tb-deep);
}

.page-faq .faq-sec-head {
  max-width: 640px;
  margin-bottom: 42px;
}

.page-faq .faq-sec-title {
  font-family: var(--tb-font-display);
  font-weight: 800;
  font-size: clamp(28px, 5vw, 44px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--tb-white);
  margin: 10px 0 12px;
}

.page-faq .faq-sec-sub {
  font-size: 16px;
  line-height: 1.8;
  color: var(--tb-mist);
  margin: 0;
}

.page-faq .faq-stair-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-faq .faq-stair a {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 22px 22px;
  background: var(--tb-cream);
  border: 1px solid rgba(30, 23, 18, 0.9);
  border-left-width: 5px;
  text-decoration: none;
  color: var(--tb-brown);
  transition: transform 200ms var(--tb-ease), background 200ms var(--tb-ease);
}

.page-faq .faq-stair--a a { border-left-color: var(--tb-orange); }
.page-faq .faq-stair--b a { border-left-color: var(--tb-green); }
.page-faq .faq-stair--c a { border-left-color: var(--tb-print); }

.page-faq .faq-stair a:hover,
.page-faq .faq-stair a:focus-visible {
  background: #FFFDF6;
  transform: translateX(4px);
}

.page-faq .faq-stair__idx {
  font-family: var(--tb-font-mono);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--tb-print);
  line-height: 1;
}

.page-faq .faq-stair__body {
  display: grid;
  gap: 5px;
}

.page-faq .faq-stair__name {
  font-family: var(--tb-font-display);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.005em;
  color: var(--tb-brown);
}

.page-faq .faq-stair__desc {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(30, 23, 18, 0.68);
}

.page-faq .faq-stair__go {
  font-family: var(--tb-font-mono);
  font-size: 20px;
  color: var(--tb-orange);
  line-height: 1;
}

/* ---------- 奶油纸问答区 ---------- */
.page-faq .faq-flow {
  padding: 68px 0 84px;
  background: var(--tb-cream);
  color: var(--tb-brown);
}

.page-faq .faq-flow__heading {
  font-family: var(--tb-font-display);
  font-weight: 800;
  font-size: clamp(24px, 4.4vw, 34px);
  line-height: 1.15;
  color: var(--tb-brown);
  margin: 0 0 18px;
}

.page-faq .faq-filter {
  padding-bottom: 28px;
  border-bottom: 2px solid rgba(30, 23, 18, 0.85);
  margin-bottom: 52px;
}

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

.page-faq .faq-filter__row .tb-filter__btn {
  font-family: var(--tb-font-body);
  font-size: 14px;
  line-height: 1;
  padding: 11px 16px;
  min-height: 44px;
  background: transparent;
  color: var(--tb-brown);
  border: 1px solid rgba(30, 23, 18, 0.42);
  cursor: pointer;
  transition: background 180ms var(--tb-ease), color 180ms var(--tb-ease), border-color 180ms var(--tb-ease);
}

.page-faq .faq-filter__row .tb-filter__btn:hover {
  border-color: var(--tb-green);
  color: var(--tb-green);
}

.page-faq .faq-filter__row .tb-filter__btn[data-filter-active="true"],
.page-faq .faq-filter__row .tb-filter__btn.is-active {
  background: var(--tb-green);
  border-color: var(--tb-green);
  color: #FFFDF6;
}

.page-faq .faq-filter .tb-filter__meta {
  margin: 16px 0 0;
  font-family: var(--tb-font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--tb-print);
}

/* 分组 */
.page-faq .faq-group {
  margin-top: 68px;
  scroll-margin-top: calc(var(--tb-header-h) + 20px);
}

.page-faq .faq-group:first-of-type {
  margin-top: 0;
}

.page-faq .faq-group__head {
  padding-left: 20px;
  border-left: 4px solid var(--tb-orange);
  margin-bottom: 24px;
}

.page-faq .faq-group--entry .faq-group__head { border-left-color: var(--tb-orange); }
.page-faq .faq-group--mobile .faq-group__head { border-left-color: var(--tb-green); }
.page-faq .faq-group--desktop .faq-group__head { border-left-color: var(--tb-print); }
.page-faq .faq-group--content .faq-group__head { border-left-color: var(--tb-brown); }

.page-faq .faq-group__idx {
  display: block;
  font-family: var(--tb-font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--tb-print);
  margin-bottom: 8px;
}

.page-faq .faq-group__title {
  font-family: var(--tb-font-heading);
  font-weight: 600;
  font-size: clamp(26px, 4.6vw, 38px);
  line-height: 1.16;
  color: var(--tb-brown);
  margin: 0 0 10px;
}

.page-faq .faq-group__desc {
  font-size: 15px;
  line-height: 1.85;
  color: rgba(30, 23, 18, 0.72);
  max-width: 620px;
  margin: 0;
}

.page-faq .faq-group__list {
  display: grid;
  gap: 12px;
}

/* 单条问答 */
.page-faq .faq-q {
  background: #FFFCF4;
  border: 1px solid rgba(30, 23, 18, 0.22);
  border-left: 3px solid rgba(30, 23, 18, 0.22);
  transition: border-color 180ms var(--tb-ease), box-shadow 180ms var(--tb-ease);
}

.page-faq .faq-q:hover {
  border-color: rgba(30, 23, 18, 0.42);
}

.page-faq .faq-q[open] {
  border-left-color: var(--tb-green);
  box-shadow: 0 2px 0 rgba(30, 23, 18, 0.08);
}

.page-faq .faq-q__head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: start;
  gap: 14px;
  padding: 18px 18px;
  min-height: 44px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-q__head::marker {
  content: "";
}

.page-faq .faq-q__num {
  font-family: var(--tb-font-mono);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.6;
  letter-spacing: 0.04em;
  color: var(--tb-print);
}

.page-faq .faq-q__title {
  font-family: var(--tb-font-body);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--tb-brown);
}

.page-faq .faq-q__mark {
  position: relative;
  width: 18px;
  height: 18px;
  margin-top: 6px;
}

.page-faq .faq-q__mark::before,
.page-faq .faq-q__mark::after {
  content: "";
  position: absolute;
  background: var(--tb-brown);
  transition: transform 200ms var(--tb-ease), opacity 200ms var(--tb-ease);
}

.page-faq .faq-q__mark::before {
  left: 0;
  top: 8px;
  width: 18px;
  height: 2px;
}

.page-faq .faq-q__mark::after {
  left: 8px;
  top: 0;
  width: 2px;
  height: 18px;
}

.page-faq .faq-q[open] .faq-q__mark::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-faq .faq-q__body {
  padding: 0 18px 20px 18px;
  margin-top: 2px;
  border-top: 1px dashed rgba(30, 23, 18, 0.2);
  padding-top: 14px;
  font-size: 16px;
  line-height: 1.82;
  color: rgba(30, 23, 18, 0.84);
}

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

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

.page-faq .faq-q__body a {
  color: var(--tb-green);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-q__body a:hover {
  color: var(--tb-orange);
}

.page-faq .faq-q__steps {
  list-style: none;
  margin: 10px 0 10px;
  padding: 0;
  counter-reset: faqstep;
}

.page-faq .faq-q__steps li {
  counter-increment: faqstep;
  position: relative;
  padding-left: 32px;
  margin-bottom: 8px;
  line-height: 1.75;
}

.page-faq .faq-q__steps li:last-child {
  margin-bottom: 0;
}

.page-faq .faq-q__steps li::before {
  content: counter(faqstep);
  position: absolute;
  left: 0;
  top: 4px;
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  font-family: var(--tb-font-mono);
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
  color: var(--tb-orange);
  border: 1px solid var(--tb-orange);
}

/* 组内插图 */
.page-faq .faq-inline-figure {
  margin: 0 0 24px;
  border: 1px solid rgba(30, 23, 18, 0.22);
  background: #FFFCF4;
  padding: 10px;
}

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

.page-faq .faq-inline-figure__cap {
  font-family: var(--tb-font-body);
  font-size: 13px;
  line-height: 1.7;
  color: rgba(30, 23, 18, 0.68);
  padding: 10px 4px 2px;
  border-top: 1px solid rgba(30, 23, 18, 0.16);
  margin-top: 10px;
}

/* ---------- 兜底与速查 ---------- */
.page-faq .faq-fallback {
  padding: 76px 0 88px;
  background: linear-gradient(180deg, var(--tb-deep) 0%, var(--tb-ink) 100%);
}

.page-faq .faq-fallback__grid {
  display: grid;
  gap: 36px;
}

.page-faq .faq-fallback__title {
  font-family: var(--tb-font-display);
  font-weight: 800;
  font-size: clamp(28px, 5vw, 44px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--tb-white);
  margin: 10px 0 14px;
}

.page-faq .faq-fallback__text {
  font-size: 16px;
  line-height: 1.85;
  color: var(--tb-text);
  max-width: 560px;
  margin: 0;
}

.page-faq .faq-fallback__channels {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-faq .faq-channel {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  border-left: 3px solid var(--tb-orange);
  background: rgba(242, 236, 223, 0.05);
}

.page-faq .faq-channel__label {
  font-family: var(--tb-font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--tb-green-lt);
}

.page-faq .faq-channel__value {
  font-family: var(--tb-font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--tb-white);
  word-break: break-word;
}

.page-faq .faq-channel__note {
  font-size: 14px;
  line-height: 1.75;
  color: var(--tb-mist);
  margin: 2px 0 0;
}

.page-faq .faq-channel__note a {
  color: var(--tb-green-lt);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-channel__note a:hover {
  color: var(--tb-orange);
}

.page-faq .faq-quick {
  margin-top: 56px;
  padding-top: 30px;
  border-top: 1px solid var(--tb-line);
}

.page-faq .faq-quick__title {
  font-family: var(--tb-font-heading);
  font-weight: 600;
  font-size: 20px;
  line-height: 1.3;
  color: var(--tb-white);
  margin: 0 0 18px;
}

.page-faq .faq-quick__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

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

.page-faq .faq-quick__list a {
  display: block;
  padding: 15px 4px;
  min-height: 44px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--tb-text);
  text-decoration: none;
  transition: color 180ms var(--tb-ease), padding-left 180ms var(--tb-ease);
}

.page-faq .faq-quick__list a:hover,
.page-faq .faq-quick__list a:focus-visible {
  color: var(--tb-green-lt);
  padding-left: 12px;
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-hero {
    padding: calc(var(--tb-header-h) + 52px) 0 76px;
  }

  .page-faq .faq-banner img {
    max-height: 520px;
  }

  .page-faq .faq-stair a {
    padding: 26px 30px;
    gap: 22px;
  }

  .page-faq .faq-stair__name {
    font-size: 23px;
  }

  .page-faq .faq-stair__desc {
    font-size: 15px;
  }

  .page-faq .faq-q__head {
    padding: 20px 24px;
    gap: 18px;
  }

  .page-faq .faq-q__body {
    padding: 16px 24px 24px;
  }

  .page-faq .faq-quick__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 32px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-stairs {
    padding: 96px 0 104px;
  }

  .page-faq .faq-stair--a a { width: 100%; }
  .page-faq .faq-stair--b a { width: 84%; margin-left: 8%; }
  .page-faq .faq-stair--c a { width: 68%; margin-left: 16%; }

  .page-faq .faq-flow {
    padding: 84px 0 100px;
  }

  .page-faq .faq-group {
    margin-top: 84px;
  }

  .page-faq .faq-group__head {
    padding-left: 26px;
  }

  .page-faq .faq-group__list {
    gap: 14px;
  }

  .page-faq .faq-inline-figure {
    float: none;
    max-width: 720px;
    margin: 0 0 32px;
  }

  .page-faq .faq-fallback {
    padding: 96px 0 104px;
  }

  .page-faq .faq-fallback__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 64px;
    align-items: start;
  }

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

@media (min-width: 1180px) {
  .page-faq .faq-group__list {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-faq .faq-stair--b a { width: 78%; margin-left: 11%; }
  .page-faq .faq-stair--c a { width: 60%; margin-left: 20%; }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-stair a,
  .page-faq .faq-q,
  .page-faq .faq-q__mark::before,
  .page-faq .faq-q__mark::after,
  .page-faq .faq-filter__row .tb-filter__btn,
  .page-faq .faq-quick__list a {
    transition: none;
  }

  .page-faq .faq-stair a:hover,
  .page-faq .faq-stair a:focus-visible {
    transform: none;
  }
}
<<<END>>>