.page-faq {
  --guide-pad: clamp(18px, 3.2vw, 30px);
  --guide-gap: clamp(16px, 2.4vw, 26px);
}

.page-faq__top {
  padding-top: clamp(18px, 3vw, 34px);
}

/* ---------- 首屏 ---------- */
.page-faq .guide-hero {
  position: relative;
  margin-top: clamp(16px, 2.6vw, 28px);
  padding: clamp(26px, 4.4vw, 52px) clamp(22px, 4vw, 54px) clamp(34px, 5vw, 60px);
  border: 1px solid var(--line);
  border-radius: 0 var(--r-lg) 0 var(--r-lg);
  background:
    radial-gradient(120% 150% at 100% 0%, rgba(255, 122, 41, 0.15), transparent 56%),
    radial-gradient(90% 130% at 0% 100%, rgba(53, 245, 160, 0.13), transparent 62%),
    linear-gradient(158deg, rgba(13, 31, 66, 0.96), rgba(4, 10, 28, 0.92));
  overflow: hidden;
}

.page-faq .guide-hero::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 12px;
  background-image: repeating-linear-gradient(90deg, rgba(111, 227, 255, 0.3) 0 1px, transparent 1px 16px);
  opacity: 0.75;
  pointer-events: none;
}

.page-faq .guide-hero::after {
  content: "";
  position: absolute;
  top: -60px;
  right: -80px;
  width: 240px;
  height: 240px;
  background: linear-gradient(135deg, rgba(255, 122, 41, 0.35), transparent 68%);
  transform: rotate(24deg);
  pointer-events: none;
}

.page-faq .guide-hero__title {
  position: relative;
  margin: 16px 0 0;
  padding-bottom: 4px;
  font-family: var(--font-title);
  font-size: clamp(32px, 5.4vw, 58px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-faq .guide-hero__lede {
  position: relative;
  margin: clamp(14px, 2vw, 22px) 0 0;
  max-width: 62ch;
  color: var(--muted);
  font-family: var(--font-body);
  font-size: clamp(15.5px, 1.2vw, 17px);
  line-height: 1.8;
}

.page-faq .guide-hero__meta {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(20px, 2.6vw, 28px);
}

/* ---------- 起步三步 ---------- */
.page-faq .guide-steps {
  padding-block: clamp(34px, 6vw, 72px) clamp(8px, 2vw, 20px);
}

.page-faq .guide-steps__track {
  position: relative;
  display: grid;
  gap: var(--guide-gap);
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .guide-step {
  position: relative;
  padding: 22px 20px 24px 22px;
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--neon);
  border-radius: 0 var(--r-md) 0 var(--r-md);
  background: linear-gradient(155deg, rgba(13, 31, 66, 0.78), rgba(8, 21, 50, 0.5));
  transition: border-color 0.24s var(--ease-brand), background 0.24s var(--ease-brand);
}

.page-faq .guide-step:nth-child(2) {
  border-left-color: var(--orange);
}

.page-faq .guide-step:nth-child(3) {
  border-left-color: var(--cyan);
}

.page-faq .guide-step:hover {
  background: linear-gradient(155deg, rgba(13, 31, 66, 0.95), rgba(8, 21, 50, 0.68));
}

.page-faq .guide-step__no {
  display: block;
  font-family: var(--font-data);
  font-size: clamp(28px, 3.6vw, 38px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--neon);
}

.page-faq .guide-step:nth-child(2) .guide-step__no {
  color: var(--orange);
}

.page-faq .guide-step:nth-child(3) .guide-step__no {
  color: var(--cyan);
}

.page-faq .guide-step__title {
  margin: 14px 0 0;
  font-family: var(--font-title);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-faq .guide-step__text {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.78;
}

.page-faq .guide-step__link {
  display: inline-block;
  margin-top: 16px;
  color: var(--neon);
  font-size: 13.5px;
  letter-spacing: 0.04em;
  text-decoration: none;
  border-bottom: 1px solid var(--neon-line);
  padding-bottom: 2px;
  transition: color 0.2s var(--ease-brand), border-color 0.2s var(--ease-brand);
}

.page-faq .guide-step:nth-child(2) .guide-step__link {
  color: var(--orange);
  border-bottom-color: var(--orange-line);
}

.page-faq .guide-step:nth-child(3) .guide-step__link {
  color: var(--cyan);
  border-bottom-color: var(--cyan-line);
}

.page-faq .guide-step__link:hover,
.page-faq .guide-step__link:focus-visible {
  color: var(--text);
}

.page-faq .guide-scale {
  height: 12px;
  margin-top: clamp(24px, 3.4vw, 36px);
  background-image: repeating-linear-gradient(90deg, rgba(111, 227, 255, 0.22) 0 1px, transparent 1px 18px);
  border-top: 1px solid var(--line-soft);
}

/* ---------- 图片 ---------- */
.page-faq .guide-media {
  margin: clamp(26px, 4vw, 46px) 0 0;
}

.page-faq .guide-media img,
.page-faq .guide-band img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: 0 var(--r-md) 0 var(--r-md);
}

.page-faq .guide-media__cap {
  margin-top: 12px;
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.02em;
  line-height: 1.7;
}

.page-faq .guide-band {
  margin: clamp(20px, 3vw, 30px) 0 0;
  opacity: 0.55;
}

/* ---------- 速查区 ---------- */
.page-faq .guide-faq {
  padding-block: clamp(34px, 6vw, 76px) 0;
}

.page-faq .guide-faq__hint {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.page-faq .guide-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-faq .guide-chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.22s var(--ease-brand), background 0.22s var(--ease-brand), color 0.22s var(--ease-brand);
}

.page-faq .guide-chip:hover,
.page-faq .guide-chip:focus-visible {
  border-color: var(--neon-line);
  background: var(--neon-soft);
  color: var(--neon);
}

.page-faq .guide-groups {
  display: grid;
  gap: var(--guide-gap);
  margin-top: clamp(24px, 3.6vw, 42px);
}

.page-faq .guide-group {
  padding: var(--guide-pad);
  border: 1px solid var(--line-soft);
  border-radius: 0 var(--r-lg) 0 var(--r-lg);
  background: linear-gradient(180deg, rgba(13, 31, 66, 0.6), rgba(8, 21, 50, 0.34));
  scroll-margin-top: 110px;
  min-width: 0;
}

.page-faq .guide-group__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .guide-group__title {
  margin: 0;
  font-family: var(--font-title);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
}

/* ---------- 问答条目 ---------- */
.page-faq .guide-q {
  margin-top: 12px;
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--line);
  border-radius: 0 var(--r-md) 0 var(--r-md);
  background: rgba(4, 10, 28, 0.55);
  transition: border-color 0.22s var(--ease-brand), background 0.22s var(--ease-brand);
}

.page-faq .guide-q:hover {
  border-color: var(--line);
}

.page-faq .guide-q[open] {
  border-color: var(--line);
  border-left-color: var(--neon);
  background: rgba(13, 31, 66, 0.82);
}

.page-faq .guide-q__q {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  color: var(--text);
  font-size: 15.5px;
  line-height: 1.6;
}

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

.page-faq .guide-q__q:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: -2px;
}

.page-faq .guide-q__idx {
  flex: none;
  font-family: var(--font-data);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-faq .guide-q[open] .guide-q__idx {
  color: var(--neon);
}

.page-faq .guide-q__text {
  min-width: 0;
  flex: 1 1 auto;
}

.page-faq .guide-q__sign {
  position: relative;
  flex: none;
  width: 14px;
  height: 14px;
  margin-left: auto;
}

.page-faq .guide-q__sign::before,
.page-faq .guide-q__sign::after {
  content: "";
  position: absolute;
  background: var(--neon);
}

.page-faq .guide-q__sign::before {
  left: 0;
  right: 0;
  top: 50%;
  height: 2px;
  transform: translateY(-50%);
}

.page-faq .guide-q__sign::after {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  transform: translateX(-50%);
  transition: transform 0.22s var(--ease-brand);
}

.page-faq .guide-q[open] .guide-q__sign::after {
  transform: translateX(-50%) scaleY(0);
}

.page-faq .guide-q__a {
  padding: 0 16px 18px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.82;
}

.page-faq .guide-q__a p {
  margin: 0;
  max-width: 62ch;
}

.page-faq .guide-q__a a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan-line);
}

.page-faq .guide-q__a a:hover,
.page-faq .guide-q__a a:focus-visible {
  color: var(--text);
}

/* ---------- 还没解决 ---------- */
.page-faq .guide-help {
  margin-top: clamp(28px, 4vw, 50px);
  padding: clamp(26px, 4vw, 48px);
  border: 1px solid var(--orange-line);
  border-radius: 0 var(--r-lg) 0 var(--r-lg);
  background:
    radial-gradient(120% 150% at 0% 0%, rgba(255, 122, 41, 0.16), transparent 62%),
    linear-gradient(160deg, rgba(13, 31, 66, 0.9), rgba(4, 10, 28, 0.9));
  scroll-margin-top: 110px;
}

.page-faq .guide-help__title {
  margin: 14px 0 0;
  font-family: var(--font-title);
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-faq .guide-help__text {
  margin: 16px 0 0;
  max-width: 64ch;
}

.page-faq .guide-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 30px);
}

.page-faq .guide-help__note {
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.8;
}

.page-faq .guide-help__note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan-line);
}

.page-faq .guide-help__note a:hover,
.page-faq .guide-help__note a:focus-visible {
  color: var(--text);
}

/* ---------- 中等宽度 ---------- */
@media (min-width: 760px) {
  .page-faq .guide-faq .bs-section__head {
    align-items: flex-end;
    gap: 24px;
  }

  .page-faq .guide-help__body {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    grid-template-areas:
      "eyebrow eyebrow"
      "title title"
      "text actions"
      "note note";
    column-gap: clamp(24px, 4vw, 48px);
    align-items: start;
  }

  .page-faq .guide-help__body > .bs-eyebrow {
    grid-area: eyebrow;
  }

  .page-faq .guide-help__title {
    grid-area: title;
  }

  .page-faq .guide-help__text {
    grid-area: text;
  }

  .page-faq .guide-help__actions {
    grid-area: actions;
    margin-top: 16px;
  }

  .page-faq .guide-help__note {
    grid-area: note;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 960px) {
  .page-faq .guide-steps__track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(20px, 2.4vw, 28px);
    padding-top: 22px;
  }

  .page-faq .guide-steps__track::before {
    content: "";
    position: absolute;
    top: 0;
    left: 1%;
    right: 1%;
    height: 1px;
    background: linear-gradient(90deg, var(--neon), rgba(255, 122, 41, 0.75) 52%, var(--cyan));
  }

  .page-faq .guide-groups {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
    gap: clamp(20px, 2.6vw, 32px);
  }

  .page-faq .guide-group:first-child {
    grid-column: 1 / -1;
  }

  .page-faq .guide-group:first-child .guide-q__a {
    max-width: 92ch;
  }

  .page-faq .guide-q__q {
    padding: 16px 18px;
    font-size: 16px;
  }

  .page-faq .guide-q__a {
    padding: 0 18px 20px 52px;
  }
}

/* ---------- 降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq .guide-step,
  .page-faq .guide-chip,
  .page-faq .guide-q,
  .page-faq .guide-q__sign::after {
    transition: none;
  }
}