.page-faq {
  --faq-r: 14px;
  --faq-pad: clamp(18px, 3.6vw, 38px);
  display: block;
  overflow-x: clip;
}

.page-faq .breadcrumbs {
  padding-top: 18px;
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  position: relative;
  padding: clamp(24px, 4.5vw, 56px) 0 clamp(28px, 4.5vw, 52px);
  isolation: isolate;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -32%;
  right: -20%;
  width: min(680px, 82vw);
  height: min(680px, 82vw);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(122, 77, 255, 0.24), transparent 66%);
  z-index: -1;
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: center;
}

.page-faq .faq-hero h1 {
  margin: 10px 0 0;
  font-family: var(--font-title);
  font-size: clamp(2rem, 7vw, 3.4rem);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -0.025em;
  color: var(--cream);
}

.page-faq .faq-hero__lede {
  margin: 18px 0 0;
  max-width: 48ch;
  font-size: var(--f15);
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.page-faq .faq-hero__media {
  margin: 0;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--faq-r);
  background:
    linear-gradient(150deg, rgba(122, 77, 255, 0.18), transparent 58%),
    var(--panel);
  box-shadow: var(--shadow-1);
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  object-fit: cover;
}

.page-faq .faq-hero__media figcaption {
  margin-top: 10px;
  padding: 0 4px 4px;
  font-size: var(--f12);
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--muted);
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 1fr);
  }
  .page-faq .faq-hero__lede {
    font-size: var(--f17);
  }
}

/* ---------- 教程分段 ---------- */

.page-faq .faq-tour {
  padding-block: clamp(30px, 5vw, 62px);
}

.page-faq .faq-tour__head {
  max-width: 62ch;
}

.page-faq .faq-tour__head .prose {
  margin-top: 14px;
  color: var(--muted);
}

.page-faq .faq-seg {
  margin-top: clamp(20px, 3.2vw, 32px);
}

.page-faq .faq-seg__bar {
  display: flex;
  gap: 6px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel);
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

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

.page-faq .faq-seg__btn {
  flex: 0 0 auto;
  appearance: none;
  border: 1px solid transparent;
  background: transparent;
  color: var(--muted);
  font-family: var(--font-title);
  font-size: var(--f13);
  font-weight: 700;
  letter-spacing: 0.01em;
  padding: 10px 14px;
  border-radius: 999px;
  cursor: pointer;
  white-space: nowrap;
  transition: color 0.2s var(--ease), background 0.2s var(--ease),
    border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-faq .faq-seg__btn:hover {
  color: var(--cream);
}

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

.page-faq .faq-seg__btn[aria-selected="true"] {
  background: var(--violet);
  border-color: var(--violet);
  color: var(--cream);
  box-shadow: 0 12px 26px -20px rgba(122, 77, 255, 1);
}

.page-faq .faq-seg__panel {
  margin-top: 16px;
  padding: var(--faq-pad);
  border: 1px solid var(--line);
  border-radius: var(--faq-r);
  background: linear-gradient(180deg, var(--panel), rgba(16, 16, 24, 0.55));
  animation: faq-panel-in 320ms var(--ease) both;
}

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

@keyframes faq-panel-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (min-width: 820px) {
  .page-faq .faq-seg__btn {
    flex: 1 1 0;
    font-size: var(--f15);
    padding: 12px 18px;
  }
}

/* ---------- 面板内部 ---------- */

.page-faq .faq-panel__title {
  margin: 0;
  font-family: var(--font-title);
  font-size: clamp(var(--f20), 3.4vw, var(--f28));
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--cream);
}

.page-faq .faq-panel__desc {
  margin: 10px 0 0;
  max-width: 60ch;
  font-size: var(--f15);
  line-height: 1.8;
  color: var(--muted);
}

.page-faq .faq-panel__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

/* 步骤 */

.page-faq .faq-steps {
  list-style: none;
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(27, 23, 48, 0.5);
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease),
    transform 0.2s var(--ease);
}

.page-faq .faq-step:hover {
  border-color: var(--line-strong);
  background: rgba(27, 23, 48, 0.8);
  transform: translateY(-2px);
}

.page-faq .faq-step__num {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  align-self: start;
  margin-top: 2px;
  border-radius: 999px;
  border: 1px solid rgba(47, 227, 218, 0.5);
  background: var(--cyan-soft);
  color: var(--cyan);
  font-family: var(--font-data);
  font-size: var(--f13);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
}

.page-faq .faq-step__title {
  margin: 0;
  font-size: var(--f17);
  font-weight: 700;
  line-height: 1.4;
  color: var(--cream);
}

.page-faq .faq-step__text {
  margin: 8px 0 0;
  font-size: var(--f15);
  line-height: 1.8;
  color: var(--muted);
}

/* 图片 */

.page-faq .faq-figure {
  margin: clamp(18px, 3vw, 26px) 0 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  background: var(--haze);
}

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

.page-faq .faq-figure figcaption {
  padding: 10px 16px 14px;
  border-top: 1px solid var(--line);
  font-size: var(--f12);
  line-height: 1.6;
  color: var(--muted);
}

/* 分栏资料 */

.page-faq .faq-split {
  display: grid;
  gap: 12px;
  margin-top: clamp(18px, 3vw, 24px);
}

.page-faq .faq-split__col {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(27, 23, 48, 0.5);
}

.page-faq .faq-split__title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  font-size: var(--f17);
  font-weight: 700;
  color: var(--cream);
}

.page-faq .faq-split__title::before {
  content: "";
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--cyan);
}

.page-faq .faq-split__col:nth-child(2) .faq-split__title::before {
  background: var(--orange);
}

.page-faq .faq-facts {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .faq-facts__row {
  display: grid;
  gap: 2px;
}

.page-faq .faq-facts__key {
  font-size: var(--f12);
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-faq .faq-facts__val {
  margin: 0;
  font-size: var(--f15);
  line-height: 1.75;
  color: var(--cream);
}

.page-faq .faq-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-stats li {
  padding: 5px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(6, 6, 11, 0.6);
  font-size: var(--f12);
  line-height: 1.5;
  color: var(--muted);
}

@media (min-width: 560px) {
  .page-faq .faq-facts__row {
    grid-template-columns: 90px minmax(0, 1fr);
    gap: 12px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 16px;
  }
}

/* 纠错清单 */

.page-faq .faq-checklist {
  list-style: none;
  margin: clamp(18px, 3vw, 24px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .faq-checklist li {
  position: relative;
  padding-left: 26px;
  font-size: var(--f15);
  line-height: 1.75;
  color: var(--cream);
}

.page-faq .faq-checklist li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 9px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--orange);
  box-shadow: 0 0 0 3px var(--orange-soft);
}

.page-faq .faq-note {
  margin: clamp(18px, 3vw, 24px) 0 0;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--cyan);
  border-radius: 10px;
  background: rgba(47, 227, 218, 0.06);
  font-size: var(--f15);
  line-height: 1.8;
  color: var(--cream);
}

/* ---------- 常见问题 ---------- */

.page-faq .faq-questions {
  padding-block: clamp(30px, 5vw, 62px);
}

.page-faq .faq-questions__head {
  max-width: 62ch;
}

.page-faq .faq-questions__head .prose {
  margin-top: 14px;
  color: var(--muted);
}

.page-faq .faq-acc {
  display: grid;
  gap: 10px;
  margin-top: clamp(20px, 3.2vw, 30px);
}

.page-faq .faq-acc__item {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(27, 23, 48, 0.42);
  box-shadow: var(--shadow-1);
  overflow: hidden;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .faq-acc__item:hover {
  border-color: var(--line-strong);
}

.page-faq .faq-acc__item[open] {
  border-color: rgba(122, 77, 255, 0.5);
  background: rgba(27, 23, 48, 0.78);
}

.page-faq .faq-acc__q {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  font-size: var(--f15);
  font-weight: 700;
  line-height: 1.5;
  color: var(--cream);
}

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

.page-faq .faq-acc__q::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-data);
  font-size: 20px;
  line-height: 1;
  color: var(--violet);
  transition: color 0.2s var(--ease);
}

.page-faq .faq-acc__item[open] .faq-acc__q::after {
  content: "\2212";
  color: var(--cyan);
}

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

.page-faq .faq-acc__cat {
  flex: none;
  padding: 3px 8px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: rgba(6, 6, 11, 0.7);
  font-size: var(--f12);
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--muted);
}

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

.page-faq .faq-acc__a {
  padding: 0 18px 18px;
  font-size: var(--f15);
  line-height: 1.8;
  color: var(--muted);
}

.page-faq .faq-acc__a p {
  margin: 0;
  max-width: 68ch;
}

/* ---------- 结尾 ---------- */

.page-faq .faq-next {
  padding-block: clamp(30px, 5vw, 60px) clamp(40px, 6vw, 80px);
}

.page-faq .faq-next__inner {
  display: grid;
  gap: 22px;
  padding: var(--faq-pad);
  border: 1px solid var(--line);
  border-radius: var(--faq-r);
  background:
    radial-gradient(120% 160% at 100% 0%, rgba(122, 77, 255, 0.26), transparent 60%),
    linear-gradient(120deg, rgba(255, 123, 46, 0.1), transparent 55%),
    var(--panel);
  box-shadow: var(--shadow-1);
}

.page-faq .faq-next__inner .prose {
  margin-top: 14px;
  max-width: 56ch;
  color: var(--muted);
}

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

@media (min-width: 900px) {
  .page-faq .faq-next__inner {
    grid-template-columns: minmax(0, 1.25fr) auto;
    align-items: center;
    gap: 32px;
  }
  .page-faq .faq-next__actions {
    flex-direction: column;
    align-items: stretch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-seg__panel {
    animation: none;
  }
  .page-faq .faq-step,
  .page-faq .faq-acc__item {
    transition: none;
  }
  .page-faq .faq-step:hover {
    transform: none;
  }
}