.page-faq {
  --tsx-gap: clamp(2rem, 5vw, 4rem);
  background: var(--ink);
  color: var(--mist);
  font-family: var(--font-body);
}

/* ---------- 首屏横轴 ---------- */
.page-faq .tsx-hero {
  position: relative;
  padding: clamp(1.5rem, 4vw, 2.5rem) 0 clamp(2.25rem, 5vw, 3.75rem);
  background:
    radial-gradient(120% 100% at 80% 0%, rgba(255, 77, 28, 0.2), transparent 60%),
    linear-gradient(180deg, var(--ink-2) 0%, var(--ink) 78%);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-faq .tsx-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--flame) 0%, var(--signal) 52%, var(--steel) 100%);
}

.page-faq .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.8125rem;
  letter-spacing: 0.05em;
  color: var(--stand);
}

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

.page-faq .breadcrumb a:hover,
.page-faq .breadcrumb a:focus-visible {
  color: var(--signal);
}

.page-faq .breadcrumb li[aria-current="page"] {
  color: var(--stand);
}

.page-faq .breadcrumb li + li::before {
  content: "/";
  margin-right: 0.35rem;
  color: rgba(217, 224, 216, 0.35);
}

.page-faq .tsx-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
  margin-top: clamp(1.25rem, 3vw, 2rem);
}

@media (min-width: 900px) {
  .page-faq .tsx-hero-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }
}

.page-faq .tsx-hero h1 {
  margin: 0.5rem 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.9rem, 5.4vw, 3.6rem);
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: var(--mist);
}

.page-faq .tsx-hero-lead {
  margin: 1rem 0 0;
  max-width: 62ch;
  font-size: clamp(0.95rem, 1.6vw, 1.0625rem);
  line-height: 1.85;
  color: rgba(244, 247, 242, 0.8);
}

.page-faq .tsx-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.5rem;
}

.page-faq .tsx-hero-visual {
  min-width: 0;
}

.page-faq .tsx-diagram {
  display: block;
  width: 100%;
  height: auto;
  max-width: 560px;
  margin-inline: auto;
}

/* ---------- 主体两栏 ---------- */
.page-faq .tsx-body {
  padding: var(--tsx-gap) 0 clamp(2rem, 5vw, 3rem);
}

.page-faq .tsx-body-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: start;
  min-width: 0;
}

@media (min-width: 1024px) {
  .page-faq .tsx-body-grid {
    grid-template-columns: 270px minmax(0, 1fr);
  }
}

/* ---------- 左侧检查单 ---------- */
.page-faq .tsx-checklist {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(29, 90, 74, 0.45), rgba(14, 51, 43, 0.72));
  padding: 1.35rem 1.15rem;
  min-width: 0;
}

@media (min-width: 1024px) {
  .page-faq .tsx-checklist {
    position: sticky;
    top: 96px;
  }
}

.page-faq .tsx-checklist-head {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--signal);
}

.page-faq .tsx-checklist-head::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--flame);
  box-shadow: 0 0 0 3px rgba(255, 77, 28, 0.18);
}

.page-faq .tsx-checklist-list {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.3rem;
}

.page-faq .tsx-checklist-list a {
  display: grid;
  grid-template-columns: 2.1rem minmax(0, 1fr);
  gap: 0.2rem 0.7rem;
  padding: 0.6rem 0.7rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  color: var(--mist);
  text-decoration: none;
  transition: background 0.18s ease, border-color 0.18s ease;
}

.page-faq .tsx-checklist-list a:hover,
.page-faq .tsx-checklist-list a:focus-visible {
  background: rgba(232, 255, 58, 0.08);
  border-color: rgba(232, 255, 58, 0.32);
}

.page-faq .tsx-idx {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--signal);
  padding-top: 0.2rem;
}

.page-faq .tsx-label {
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.4;
}

.page-faq .tsx-hint {
  grid-column: 2;
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--stand);
}

.page-faq .tsx-checklist-foot {
  margin: 1rem 0 0;
  padding-top: 0.9rem;
  border-top: 1px dashed var(--line-strong);
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--stand);
}

/* ---------- 右侧答案列 ---------- */
.page-faq .tsx-answers {
  min-width: 0;
}

.page-faq .tsx-block {
  scroll-margin-top: 110px;
  padding: 1.75rem 0 1rem;
  border-top: 1px solid var(--line);
}

.page-faq .tsx-block:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.page-faq .tsx-block-head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.6rem 0.85rem;
  margin-bottom: 1.1rem;
}

.page-faq .tsx-block-num {
  font-family: var(--font-mono);
  font-size: clamp(1.25rem, 2.6vw, 1.6rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--flame);
}

.page-faq .tsx-block-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.25rem, 2.8vw, 1.75rem);
  letter-spacing: -0.01em;
  color: var(--mist);
}

.page-faq .tsx-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.26rem 0.7rem;
  border: 1px solid currentColor;
  border-radius: var(--pill);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  line-height: 1.4;
  white-space: nowrap;
}

.page-faq .tsx-chip--ok {
  color: var(--signal);
}

.page-faq .tsx-chip--warn {
  color: var(--flame);
}

.page-faq .tsx-chip--info {
  color: var(--steel);
}

/* ---------- 问答组 ---------- */
.page-faq .tsx-qa {
  border-bottom: 1px solid var(--line);
}

.page-faq .tsx-qa:last-child {
  border-bottom: 0;
}

.page-faq .tsx-qa-q {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
}

.page-faq .tsx-trigger {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr) 24px;
  gap: 0.7rem;
  align-items: start;
  width: 100%;
  padding: 1.05rem 0.2rem;
  border: 0;
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--mist);
  font-family: var(--font-body);
  font-size: clamp(0.9688rem, 1.8vw, 1.0625rem);
  font-weight: 600;
  line-height: 1.6;
  text-align: left;
  cursor: pointer;
  transition: color 0.18s ease, background 0.18s ease;
}

.page-faq .tsx-trigger:hover {
  background: rgba(91, 143, 168, 0.1);
}

.page-faq .tsx-trigger:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}

.page-faq .tsx-trigger[aria-expanded="true"] {
  color: var(--signal);
}

.page-faq .tsx-qa-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1.95;
  letter-spacing: 0.04em;
  color: var(--stand);
}

.page-faq .tsx-trigger[aria-expanded="true"] .tsx-qa-num {
  color: var(--flame);
}

.page-faq .disclosure-icon {
  position: relative;
  width: 24px;
  height: 24px;
  margin-top: 0.18rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--pill);
  color: var(--steel);
  transition: border-color 0.18s ease, color 0.18s ease;
}

.page-faq .tsx-trigger[aria-expanded="true"] .disclosure-icon {
  border-color: rgba(232, 255, 58, 0.55);
  color: var(--signal);
}

.page-faq .disclosure-icon::before,
.page-faq .disclosure-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: currentColor;
  transform: translate(-50%, -50%);
}

.page-faq .disclosure-icon::before {
  width: 10px;
  height: 1.5px;
}

.page-faq .disclosure-icon::after {
  width: 1.5px;
  height: 10px;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.page-faq .tsx-trigger[aria-expanded="true"] .disclosure-icon::after {
  opacity: 0;
  transform: translate(-50%, -50%) scaleY(0.2);
}

.page-faq .tsx-panel-inner {
  padding: 0.1rem 1rem 1.4rem 3.1rem;
  font-size: 0.9688rem;
  line-height: 1.9;
  color: rgba(244, 247, 242, 0.82);
}

.page-faq .tsx-panel-inner p {
  margin: 0 0 0.85rem;
  max-width: 64ch;
}

.page-faq .tsx-panel-inner p:last-child {
  margin-bottom: 0;
}

.page-faq .tsx-panel-inner a {
  color: var(--signal);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .tsx-panel-inner a:hover {
  color: var(--flame);
}

@media (max-width: 720px) {
  .page-faq .tsx-panel-inner {
    padding-left: 0.2rem;
  }

  .page-faq .tsx-trigger {
    grid-template-columns: 2rem minmax(0, 1fr) 24px;
    gap: 0.55rem;
  }
}

/* ---------- 图文 ---------- */
.page-faq .tsx-figure {
  margin: 1.5rem 0 1.75rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--ink-2);
  max-width: 100%;
}

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

.page-faq .tsx-figure .media-caption {
  display: block;
  padding: 0.8rem 1.1rem;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--stand);
  background: var(--ink-2);
}

/* ---------- 联系支持 ---------- */
.page-faq .tsx-support {
  border-top: 1px solid var(--line);
}

.page-faq .tsx-support-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border-radius: var(--radius-lg);
  border-top: 4px solid var(--flame);
  background: var(--mist);
  color: var(--ink);
}

@media (min-width: 860px) {
  .page-faq .tsx-support-card {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 0.8fr);
    gap: 2rem;
  }
}

.page-faq .tsx-support-copy {
  min-width: 0;
}

.page-faq .tsx-support-card h3 {
  margin: 0 0 0.7rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.15rem, 2.4vw, 1.45rem);
  line-height: 1.28;
  color: var(--ink);
}

.page-faq .tsx-support-copy > p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: #223a33;
  max-width: 60ch;
}

.page-faq .tsx-support-list {
  list-style: none;
  margin: 1.1rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
  border-top: 1px dashed rgba(7, 31, 26, 0.18);
  padding-top: 1rem;
}

.page-faq .tsx-support-list li {
  display: grid;
  grid-template-columns: 5.2rem minmax(0, 1fr);
  gap: 0.25rem 0.8rem;
  align-items: baseline;
  font-size: 0.9375rem;
}

.page-faq .tsx-support-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--stand);
}

.page-faq .tsx-support-value {
  color: #10312a;
  word-break: break-word;
}

.page-faq .tsx-support-aside {
  align-self: start;
  min-width: 0;
}

.page-faq .tsx-support-note {
  margin: 0.9rem 0 0;
  font-size: 0.8125rem;
  line-height: 1.85;
  color: #3d5850;
}

.page-faq .tsx-support-note a {
  color: var(--flame-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (max-width: 480px) {
  .page-faq .tsx-support-list li {
    grid-template-columns: 1fr;
    gap: 0.15rem;
  }
}