.page-faq {
  --faq-line: #1E2836;
  --faq-ink-soft: #A9BAC6;
  display: block;
  padding-bottom: 72px;
}

.page-faq .sheet {
  padding-top: 20px;
}

/* ---------- 面包屑与首屏 ---------- */
.page-faq .crumbs {
  margin-bottom: 20px;
}

.page-faq .faq-hero {
  border-bottom: 1px solid var(--faq-line);
  padding-bottom: 22px;
  margin-bottom: 20px;
}

.page-faq .faq-hero h1 {
  font-family: var(--f-display);
  font-weight: 900;
  font-size: clamp(30px, 7.4vw, 60px);
  line-height: 1.04;
  letter-spacing: -0.03em;
  margin: 0 0 14px;
  max-width: 18ch;
  color: var(--ink);
}

.page-faq .faq-hero__deck {
  margin: 0 0 18px;
  max-width: 62ch;
  font-size: var(--fs-body);
  line-height: 1.78;
  color: var(--ink-dim);
}

.page-faq .faq-hero__meta {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
}

.page-faq .faq-hero__meta li {
  border: 1px solid var(--faq-line);
  border-radius: var(--r-pill);
  background: var(--panel);
  padding: 7px 14px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ink-dim);
}

.page-faq .faq-hero__meta .num {
  font-family: var(--f-mono);
  color: var(--amber);
  font-size: 14px;
  margin: 0 2px;
}

/* ---------- 主轴板 ---------- */
.page-faq .faq-board {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--gap);
  margin-bottom: 26px;
}

.page-faq .faq-axis {
  background: var(--rail);
  border-radius: var(--r-lg);
  padding: 16px;
}

.page-faq .faq-axis__title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-dim);
}

.page-faq .faq-axis__hint {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-dim);
}

.page-faq .faq-seg {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 2px;
  scrollbar-width: none;
}

.page-faq .faq-seg::-webkit-scrollbar {
  display: none;
}

.page-faq .faq-seg .segmented__tab {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font: inherit;
  font-size: 14px;
  white-space: nowrap;
  padding: 11px 18px;
  border-radius: var(--r-pill);
  border: 1px solid var(--faq-line);
  background: var(--panel);
  color: var(--ink-dim);
  cursor: pointer;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease);
}

.page-faq .faq-seg .faq-seg__idx {
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--ink-dim);
}

.page-faq .faq-seg .segmented__tab[aria-selected="true"] {
  background: var(--cyan-deep);
  border-color: var(--cyan);
  color: var(--cyan);
}

.page-faq .faq-seg .segmented__tab[aria-selected="true"] .faq-seg__idx {
  color: var(--amber);
}

.page-faq .faq-seg .segmented__tab:hover {
  border-color: var(--cyan-edge);
  color: var(--ink);
}

.page-faq .faq-seg .segmented__tab:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-faq .faq-panel {
  background: var(--panel);
  border: 1px solid var(--faq-line);
  border-radius: var(--r-xl);
  padding: 20px;
  animation: faq-fade 180ms var(--ease) both;
}

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

.page-faq .faq-panel:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

@keyframes faq-fade {
  from { opacity: 0; }
  to { opacity: 1; }
}

.page-faq .faq-panel__title {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(21px, 3.4vw, 30px);
  line-height: 1.22;
  letter-spacing: -0.02em;
  margin: 0 0 10px;
  color: var(--ink);
  max-width: 24ch;
}

.page-faq .faq-panel__deck {
  margin: 0 0 20px;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-dim);
}

/* ---------- 图形容器 ---------- */
.page-faq .faq-figure {
  margin: 0 0 22px;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--faq-line);
  background: var(--cyan-deep);
}

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

.page-faq .faq-figure--side {
  margin-bottom: 0;
}

.page-faq .faq-figure .mediaframe__cap {
  padding: 10px 14px;
  font-size: 12px;
  line-height: 1.65;
  color: var(--ink-dim);
  border-top: 1px solid var(--faq-line);
  background: var(--panel-2);
}

/* ---------- 步骤条 ---------- */
.page-faq .steps {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
}

.page-faq .steps__item {
  position: relative;
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 14px;
  padding-bottom: 16px;
}

.page-faq .steps__item:not(:last-child)::before {
  content: "";
  position: absolute;
  left: 17px;
  top: 38px;
  bottom: 2px;
  width: 1px;
  background: linear-gradient(180deg, var(--cyan-edge), transparent);
}

.page-faq .steps__dot {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--cyan-edge);
  background: var(--cyan-deep);
  color: var(--cyan);
  font-size: 13px;
  letter-spacing: 0.02em;
}

.page-faq .steps__title {
  margin: 6px 0 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
}

.page-faq .steps__body p {
  margin: 0 0 8px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-dim);
  max-width: 62ch;
}

.page-faq .steps__check {
  border-left: 2px solid var(--amber);
  padding: 2px 0 2px 12px;
  color: var(--faq-ink-soft) !important;
  font-size: 14px !important;
}

.page-faq .steps__check .mono {
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--amber);
  margin-right: 8px;
}

/* ---------- 折叠问答 ---------- */
.page-faq .faq-folds {
  display: grid;
  gap: var(--gap);
}

.page-faq .faq-fold {
  border: 1px solid var(--faq-line);
  border-radius: var(--r-md);
  background: var(--void);
  padding: 0 16px;
  margin-top: var(--gap);
}

.page-faq .faq-folds .faq-fold {
  margin-top: 0;
}

.page-faq .faq-fold summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 22px;
  align-items: center;
  column-gap: 12px;
  padding: 15px 0;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-fold summary::after {
  content: "+";
  grid-column: 2;
  grid-row: 1 / span 2;
  justify-self: end;
  font-family: var(--f-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cyan);
}

.page-faq .faq-fold[open] summary::after {
  content: "–";
}

.page-faq .faq-fold summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: var(--r-md);
}

.page-faq .faq-fold__q {
  grid-column: 1;
  grid-row: 1;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink);
}

.page-faq .faq-fold__a {
  grid-column: 1;
  grid-row: 2;
  margin-top: 4px;
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--cyan);
}

.page-faq .faq-fold__body {
  border-top: 1px solid var(--faq-line);
  padding: 14px 0 16px;
}

.page-faq .faq-fold__body p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-dim);
  max-width: 64ch;
}

.page-faq .faq-fold__body a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 口径类：双列 ---------- */
.page-faq .faq-duo {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

.page-faq .faq-prepare {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-prepare li {
  background: var(--panel-2);
  border: 1px solid var(--faq-line);
  border-radius: var(--r-md);
  padding: 13px 16px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-dim);
}

.page-faq .faq-prepare .mono {
  display: block;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--amber);
  margin-bottom: 6px;
}

.page-faq .faq-note {
  margin: 0 0 22px;
  padding: 14px 16px;
  border-left: 2px solid var(--cyan);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  background: linear-gradient(90deg, rgba(0, 229, 208, 0.09), rgba(0, 229, 208, 0) 70%);
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink);
  max-width: 64ch;
}

.page-faq .faq-sub {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0 0 12px;
  padding-left: 12px;
  border-left: 3px solid var(--violet);
}

.page-faq .faq-pairs {
  margin: 0 0 20px;
  display: grid;
  gap: 10px;
}

.page-faq .faq-pairs dt {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.page-faq .faq-pairs dd {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-dim);
  border-left: 1px solid var(--faq-line);
  padding-left: 12px;
  max-width: 62ch;
}

.page-faq .faq-src {
  margin: 0;
  font-size: 12px;
  line-height: 1.6;
  color: var(--ink-dim);
}

/* ---------- 估算类 ---------- */
.page-faq .faq-causes {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--gap);
  margin-bottom: 22px;
}

.page-faq .faq-cause {
  background: var(--panel-2);
  border: 1px solid var(--faq-line);
  border-radius: var(--r-lg);
  padding: 16px;
}

.page-faq .faq-cause__idx {
  margin: 0 0 10px;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--magenta);
}

.page-faq .faq-cause__title {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
}

.page-faq .faq-cause p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-dim);
}

.page-faq .faq-range {
  margin: 0 0 22px;
  padding: 16px;
  border: 1px solid var(--faq-line);
  border-radius: var(--r-lg);
  background: var(--void);
}

.page-faq .faq-range__head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--ink-dim);
}

.page-faq .faq-range__bar {
  position: relative;
  height: 8px;
  margin-top: 10px;
  border-radius: var(--r-pill);
  background: var(--rail);
  overflow: hidden;
}

.page-faq .faq-range__fill {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 3%;
  width: 76%;
  border-radius: var(--r-pill);
  background: linear-gradient(90deg, var(--cyan), var(--amber));
}

/* ---------- 未解决通道 ---------- */
.page-faq .faq-ask {
  background: var(--panel);
  border: 1px solid var(--faq-line);
  border-radius: var(--r-xl);
  padding: 22px 20px;
}

.page-faq .faq-ask__title {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(20px, 3.2vw, 28px);
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin: 0 0 18px;
  max-width: 26ch;
}

.page-faq .faq-ask__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
}

.page-faq .faq-ask__lead {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-dim);
  max-width: 58ch;
}

.page-faq .faq-ask__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq .faq-ask__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-dim);
}

.page-faq .faq-ask__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-faq .faq-ask__col--contact {
  border-radius: var(--r-lg);
  background: var(--void);
  border: 1px solid var(--faq-line);
  padding: 16px;
}

.page-faq .faq-ask__channel {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-dim);
}

.page-faq .faq-ask__channel + .copycap {
  margin-bottom: 16px;
}

.page-faq .faq-ask__hours,
.page-faq .faq-ask__bound {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-dim);
}

.page-faq .faq-ask__bound {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-ask__bound a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .copycap {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font: inherit;
  font-size: 14px;
  color: var(--cyan);
  background: var(--cyan-deep);
  border: 1px solid var(--cyan-edge);
  border-radius: var(--r-pill);
  padding: 9px 16px;
  cursor: pointer;
  transition: border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}

.page-faq .copycap:hover {
  border-color: var(--cyan);
}

.page-faq .copycap:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-faq .copycap.is-done {
  color: var(--amber);
  border-color: var(--amber);
}

.page-faq .copycap .copycap__text {
  font-family: var(--f-mono);
  letter-spacing: 0.01em;
}

.page-faq .faq-ask__links {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-ask__links a {
  display: inline-block;
  border: 1px solid var(--faq-line);
  border-radius: var(--r-pill);
  padding: 8px 15px;
  font-size: 13px;
  color: var(--ink-dim);
  text-decoration: none;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-faq .faq-ask__links a:hover {
  color: var(--cyan);
  border-color: var(--cyan-edge);
}

/* ---------- 平板 ---------- */
@media (min-width: 768px) {
  .page-faq .sheet {
    padding-top: 28px;
  }

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

  .page-faq .faq-ask__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 320px);
    gap: var(--gutter);
  }

  .page-faq .faq-ask {
    padding: 28px 26px;
  }
}

/* ---------- 桌面：左轴 + 右板 ---------- */
@media (min-width: 1000px) {
  .page-faq .faq-board {
    grid-template-columns: 236px minmax(0, 1fr);
    align-items: start;
    gap: var(--gutter);
  }

  .page-faq .faq-axis {
    position: sticky;
    top: calc(var(--bar-h) + 20px);
    padding: 20px 18px;
  }

  .page-faq .faq-seg {
    flex-direction: column;
    overflow: visible;
  }

  .page-faq .faq-seg .segmented__tab {
    width: 100%;
    justify-content: flex-start;
    border-radius: var(--r-md);
    padding: 13px 16px;
  }

  .page-faq .faq-panel {
    padding: 30px 32px;
  }

  .page-faq .faq-duo {
    grid-template-columns: minmax(0, 1fr) 268px;
    align-items: start;
  }

  .page-faq .faq-figure--side {
    margin-top: 4px;
  }
}

@media (min-width: 1240px) {
  .page-faq .faq-board {
    grid-template-columns: 260px minmax(0, 1fr);
  }

  .page-faq .faq-hero {
    padding-bottom: 30px;
    margin-bottom: 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-panel {
    animation: none;
  }

  .page-faq .faq-seg .segmented__tab,
  .page-faq .copycap,
  .page-faq .faq-ask__links a {
    transition: none;
  }
}
<<<END>>>