.page-faq {
  --faq-line-soft: rgba(242, 246, 250, 0.12);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(52px, 8vw, 104px) 0 clamp(34px, 5vw, 60px);
  background:
    radial-gradient(115% 85% at 86% -6%, rgba(53, 196, 255, 0.20), transparent 62%),
    radial-gradient(85% 70% at 4% 6%, rgba(56, 245, 138, 0.14), transparent 58%),
    var(--ink);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 2px;
  background: linear-gradient(90deg, var(--neon), var(--volt) 52%, rgba(255, 194, 75, 0.55));
  opacity: 0.7;
}

.page-faq .faq-hero .wrap {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero__title {
  margin: 16px 0 0;
  max-width: 20ch;
  font-family: var(--display);
  font-size: clamp(2rem, 6.4vw, 4.25rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cloud);
}

.page-faq .faq-hero__lede {
  margin-top: 20px;
  max-width: 60ch;
  color: var(--mist);
}

.page-faq .faq-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-jump a {
  display: inline-block;
  padding: 8px 15px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--mist);
  font-size: 14px;
  text-decoration: none;
  transition: color var(--ease), border-color var(--ease), background var(--ease);
}

.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible {
  color: var(--neon);
  border-color: var(--line-neon);
  background: rgba(56, 245, 138, 0.07);
}

/* ---------- 通用 ---------- */
.page-faq .faq-lead {
  max-width: 58ch;
  color: var(--mist);
}

.page-faq .section h2 {
  margin: 12px 0 0;
  font-family: var(--display);
  font-size: clamp(1.6rem, 4.2vw, 2.6rem);
  line-height: 1.08;
  letter-spacing: -0.015em;
  color: var(--cloud);
}

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

/* ---------- 四步查排名 ---------- */
.page-faq .faq-rank {
  background: var(--ink);
}

.page-faq .steps {
  margin: 40px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 30px;
}

.page-faq .step {
  position: relative;
  padding: 0;
}

.page-faq .step-num {
  position: relative;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: var(--ink-2);
  border: 2px solid var(--line-neon);
  color: var(--neon);
  font-family: var(--mono);
  font-size: 1.05rem;
  font-variant-numeric: tabular-nums;
  transition: transform var(--ease), border-color var(--ease), color var(--ease);
}

.page-faq .step:hover .step-num,
.page-faq .step:focus-within .step-num {
  transform: scale(1.12);
  border-color: var(--amber);
  color: var(--amber);
}

.page-faq .step h3 {
  margin: 16px 0 8px;
  font-family: var(--display);
  font-size: 1.05rem;
  letter-spacing: 0.01em;
  color: var(--cloud);
}

.page-faq .step p {
  margin: 0;
  max-width: 40ch;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.85;
}

@media (min-width: 860px) {
  .page-faq .steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 26px;
  }

  .page-faq .step::after {
    content: "";
    position: absolute;
    top: 26px;
    left: 54px;
    right: -26px;
    height: 2px;
    background: linear-gradient(90deg, rgba(56, 245, 138, 0.62), rgba(53, 196, 255, 0.32));
  }

  .page-faq .step:last-child::after {
    display: none;
  }
}

.page-faq .faq-shot {
  margin: 46px 0 0;
}

.page-faq .faq-shot figcaption {
  margin-top: 14px;
  max-width: 62ch;
  color: var(--mist);
  font-size: 13px;
  letter-spacing: 0.03em;
}

/* ---------- 订阅设置 ---------- */
.page-faq .sub-cards {
  display: grid;
  gap: 18px;
  margin-top: 34px;
}

.page-faq .sub-card {
  padding: 26px 22px 28px;
  background: var(--glass);
  border: 1px solid var(--line-neon);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, var(--cut) 100%, 0 calc(100% - var(--cut)));
  transition: border-color var(--ease), background var(--ease);
}

.page-faq .sub-card:hover {
  border-color: var(--neon);
  background: rgba(56, 245, 138, 0.06);
}

.page-faq .sub-card__no {
  display: block;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--amber);
}

.page-faq .sub-card h3 {
  margin: 14px 0 10px;
  font-family: var(--display);
  font-size: 1.15rem;
  color: var(--cloud);
}

.page-faq .sub-card p {
  margin: 0;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.85;
}

@media (min-width: 780px) {
  .page-faq .sub-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 平板阅读 ---------- */
.page-faq .tablet-grid {
  display: grid;
  gap: 34px;
}

.page-faq .tablet-figure {
  margin: 0;
}

@media (min-width: 900px) {
  .page-faq .tablet-grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: 48px;
    align-items: start;
  }
}

.page-faq .tips {
  margin: 30px 0 0;
  padding: 0 0 0 18px;
  list-style: none;
  display: grid;
  gap: 24px;
  border-left: 1px solid rgba(53, 196, 255, 0.35);
}

.page-faq .tip h3 {
  margin: 0 0 6px;
  font-size: 1.05rem;
  color: var(--cloud);
}

.page-faq .tip p {
  margin: 0;
  max-width: 56ch;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.85;
}

.page-faq .tablet-cta {
  margin: 32px 0 0;
}

/* ---------- 提醒排查 ---------- */
.page-faq .alert-list {
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .alert-list li {
  display: grid;
  gap: 6px;
  padding: 20px 0;
  border-top: 1px solid var(--faq-line-soft);
}

.page-faq .alert-list li:last-child {
  border-bottom: 1px solid var(--faq-line-soft);
}

.page-faq .alert-key {
  font-family: var(--display);
  font-size: 0.98rem;
  letter-spacing: 0.02em;
  color: var(--amber);
}

.page-faq .alert-list p {
  margin: 0;
  max-width: 62ch;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.85;
}

@media (min-width: 760px) {
  .page-faq .alert-list li {
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 28px;
    align-items: baseline;
  }
}

.page-faq .faq-alert__note {
  margin: 26px 0 0;
  max-width: 66ch;
  padding-left: 16px;
  border-left: 2px solid rgba(255, 194, 75, 0.55);
  color: var(--cloud);
  font-size: 15px;
  line-height: 1.85;
}

/* ---------- 账号与设备 ---------- */
.page-faq .acct-grid {
  display: grid;
  gap: 28px;
  margin-top: 32px;
}

@media (min-width: 820px) {
  .page-faq .acct-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 40px;
  }
}

.page-faq .acct-card {
  padding-top: 20px;
  border-top: 2px solid var(--line);
}

.page-faq .acct-card--neon {
  border-top-color: var(--neon);
}

.page-faq .acct-card--volt {
  border-top-color: var(--volt);
}

.page-faq .acct-card h3 {
  margin: 0 0 10px;
  font-family: var(--display);
  font-size: 1.25rem;
  color: var(--cloud);
}

.page-faq .acct-card p {
  margin: 0;
  max-width: 56ch;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.85;
}

/* ---------- 站内检索 ---------- */
.page-faq .kw-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 28px 0 0;
}

.page-faq .kw {
  display: inline-block;
  padding: 9px 15px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--cloud);
  background: rgba(53, 196, 255, 0.10);
  border: 1px solid rgba(53, 196, 255, 0.42);
  clip-path: polygon(7px 0, 100% 0, 100% calc(100% - 7px), calc(100% - 7px) 100%, 0 100%, 0 7px);
}

.page-faq .faq-search__note {
  margin: 26px 0 0;
  max-width: 64ch;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.85;
}

.page-faq .faq-search__cta {
  margin: 28px 0 0;
}

/* ---------- 常见问题 ---------- */
.page-faq .faq-faq {
  background: var(--ink);
}

.page-faq .faq-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 30px;
}

.page-faq .chipbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .chip-status {
  margin: 0;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-faq .faq-list {
  margin-top: 26px;
  border-top: 1px solid var(--line);
}

.page-faq .faq-item {
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-q {
  position: relative;
  display: block;
  padding: 20px 46px 20px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--serif);
  font-size: 1.12rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--cloud);
  transition: color var(--ease), padding-left var(--ease);
}

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

.page-faq .faq-q::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  bottom: 18px;
  width: 3px;
  background: var(--amber);
  opacity: 0;
  transition: opacity var(--ease);
}

.page-faq .faq-q::after {
  content: "+";
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--mono);
  font-size: 1.35rem;
  line-height: 1;
  color: var(--neon);
  transition: color var(--ease);
}

.page-faq .faq-item[open] .faq-q {
  padding-left: 16px;
  color: var(--amber);
}

.page-faq .faq-item[open] .faq-q::before {
  opacity: 1;
}

.page-faq .faq-item[open] .faq-q::after {
  content: "–";
  color: var(--amber);
}

.page-faq .faq-q:hover {
  color: var(--neon);
}

.page-faq .faq-a {
  padding: 0 0 24px 16px;
}

.page-faq .faq-a p {
  margin: 0;
  max-width: 62ch;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.9;
}

/* ---------- 尾部咨询条 ---------- */
.page-faq .faq-cta {
  padding-top: clamp(30px, 5vw, 50px);
  padding-bottom: clamp(48px, 8vw, 88px);
}

.page-faq .faq-cta__inner {
  display: grid;
  gap: 22px;
  padding: 30px 26px;
  align-items: center;
}

@media (min-width: 800px) {
  .page-faq .faq-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 34px;
  }
}

.page-faq .faq-cta__title {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(1.3rem, 3vw, 1.85rem);
  letter-spacing: -0.01em;
  color: var(--cloud);
}

.page-faq .faq-cta__text {
  margin: 12px 0 0;
  max-width: 54ch;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.85;
}

.page-faq .faq-cta__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 窄屏与动效偏好 ---------- */
@media (max-width: 420px) {
  .page-faq .faq-jump a {
    font-size: 13px;
    padding: 7px 12px;
  }

  .page-faq .kw {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }

  .page-faq .step:hover .step-num,
  .page-faq .step:focus-within .step-num {
    transform: none;
  }
}