.page-faq {
  padding: 26px clamp(16px, 4vw, 56px) 88px;
  max-width: 1240px;
  margin-inline: auto;
  color: var(--text);
  font-family: var(--font-body);
}

.page-faq img {
  max-width: 100%;
  height: auto;
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  padding-top: 12px;
}

.page-faq .faq-hero h1 {
  margin: 14px 0 0;
  max-width: 20ch;
  font-size: clamp(30px, 5.4vw, 54px);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-faq .faq-hero__lede {
  margin: 18px 0 0;
  max-width: 64ch;
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .faq-hero__band {
  margin-top: 34px;
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}

.page-faq .band-login,
.page-faq .band-rank,
.page-faq .band-report {
  border: 1px solid var(--ink-line);
  border-radius: var(--radius-a);
  background: var(--ink-800);
  padding: 18px 20px;
  transition: transform var(--dur) ease, border-color var(--dur) ease;
}

.page-faq .band-login:hover,
.page-faq .band-rank:hover,
.page-faq .band-report:hover {
  transform: translateY(-2px);
  border-color: var(--lime);
}

.page-faq .band-login {
  border-left: 3px solid var(--orange);
  background: linear-gradient(150deg, var(--ink-800), var(--ink-850));
}

.page-faq .band-login__tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-faq .band-login__text {
  margin: 10px 0 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--text);
}

.page-faq .band-login__link {
  margin-top: 16px;
}

.page-faq .band-rank__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px dashed var(--ink-line);
  padding-bottom: 10px;
}

.page-faq .band-rank__title {
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--text);
}

.page-faq .band-rank__hint {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
}

.page-faq .rank-snap {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq .rank-snap__row {
  display: grid;
  grid-template-columns: 32px 1fr auto;
  align-items: center;
  gap: 10px;
  border-bottom: 1px dashed var(--ink-line);
  padding-bottom: 7px;
}

.page-faq .rank-snap__row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-faq .rank-snap__no {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--lime);
}

.page-faq .rank-snap__pts {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
}

.page-faq .band-report__label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-faq .band-report__score {
  display: block;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: clamp(28px, 5vw, 40px);
  font-weight: 700;
  line-height: 1;
  color: var(--lime);
}

.page-faq .band-report__text {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 主体双栏 ---------- */

.page-faq .faq-layout {
  margin-top: 56px;
  display: grid;
  gap: 34px;
  grid-template-columns: 1fr;
}

.page-faq .faq-index__title {
  margin: 0 0 14px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-faq .faq-index__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-left: -1px;
  padding: 10px 12px;
  border-left: 2px solid var(--ink-line);
  color: var(--muted);
  font-size: 15px;
  text-decoration: none;
  transition: color var(--dur) ease, border-color var(--dur) ease, background-color var(--dur) ease;
}

.page-faq .faq-index__list a:hover,
.page-faq .faq-index__list a:focus-visible {
  color: var(--text);
  border-left-color: var(--lime);
  background: rgba(182, 255, 60, 0.07);
}

.page-faq .faq-index__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--lime);
}

.page-faq .faq-index__note {
  margin: 18px 0 0;
  padding-left: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

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

.page-faq .faq-group + .faq-group {
  margin-top: 62px;
  padding-top: 4px;
  border-top: 1px dashed var(--ink-line);
}

.page-faq .qa-list {
  margin-top: 22px;
  display: grid;
  gap: 12px;
}

/* ---------- 问答条目 ---------- */

.page-faq .qa-item {
  border: 1px solid var(--ink-line);
  border-left: 3px solid var(--ink-line);
  border-radius: var(--radius-b);
  background: var(--ink-800);
  overflow: hidden;
  transition: border-color var(--dur) ease, background-color var(--dur) ease;
}

.page-faq .qa-item[open] {
  border-left-color: var(--lime);
  background: linear-gradient(118deg, rgba(182, 255, 60, 0.06), transparent 44%), var(--ink-800);
}

.page-faq .qa-item__q {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 17px 20px;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--text);
  cursor: pointer;
  list-style: none;
}

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

.page-faq .qa-item__q::before {
  content: "+";
  flex: none;
  width: 16px;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1.35;
  text-align: center;
  color: var(--lime);
}

.page-faq .qa-item[open] .qa-item__q::before {
  content: "–";
  color: var(--orange);
}

.page-faq .qa-item__q:hover {
  color: var(--lime-soft);
}

.page-faq .qa-item__a {
  padding: 0 20px 22px 48px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .qa-item__a p {
  margin: 0;
}

/* ---------- 步骤与要点 ---------- */

.page-faq .step-list {
  list-style: none;
  counter-reset: faqstep;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 11px;
}

.page-faq .step-list > li {
  position: relative;
  counter-increment: faqstep;
  padding-left: 40px;
}

.page-faq .step-list > li::before {
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  padding: 1px 6px;
  border: 1px solid var(--ink-line);
  border-radius: 6px 2px 6px 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--lime);
  transition: border-color var(--dur) ease, color var(--dur) ease, background-color var(--dur) ease;
}

.page-faq .step-list > li:hover::before {
  border-color: var(--lime);
  color: var(--ink-900);
  background: var(--lime);
}

.page-faq .qa-bullets {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 8px;
}

.page-faq .qa-bullets li::marker {
  color: var(--lime);
}

.page-faq .qa-note {
  margin-top: 14px;
  padding: 10px 14px;
  border-left: 2px solid var(--orange);
  border-radius: 0 var(--radius-b) var(--radius-b) 0;
  background: rgba(255, 138, 43, 0.08);
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text);
}

.page-faq .qa-cta {
  margin-top: 16px;
}

/* ---------- 图片 ---------- */

.page-faq .faq-media {
  margin: 18px 0;
  overflow: hidden;
  border-radius: var(--radius-a);
}

.page-faq .faq-media img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--ink-line);
  border-radius: var(--radius-a);
  object-fit: cover;
}

.page-faq .faq-media .media-caption {
  margin-top: 8px;
}

/* ---------- 桌面布局 ---------- */

@media (min-width: 900px) {
  .page-faq .faq-hero__band {
    grid-template-columns: 1.3fr 1fr 0.95fr;
    align-items: stretch;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-layout {
    grid-template-columns: 244px minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 28px;
  }

  .page-faq .faq-media--right {
    width: 68%;
    margin-left: auto;
  }
}

@media (max-width: 480px) {
  .page-faq .qa-item__a {
    padding: 0 16px 20px 16px;
  }

  .page-faq .qa-item__q {
    padding: 15px 16px;
    font-size: 15.5px;
  }

  .page-faq .step-list > li {
    padding-left: 34px;
  }
}