.page-faq {
  --faq-gap: clamp(20px, 3vw, 32px);
  --faq-radius: 18px;
  --faq-accent-blue: var(--flag-blue);
  --faq-accent-yellow: var(--flag-yellow);
  --faq-accent-green: var(--flag-green);
  --faq-accent-red: var(--flag-red);
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(18px, 3vw, 32px) 0 clamp(36px, 6vw, 64px);
  background:
    radial-gradient(circle at 82% 6%, rgba(59, 130, 246, 0.24), transparent 56%),
    radial-gradient(circle at 8% 88%, rgba(23, 166, 115, 0.14), transparent 52%),
    linear-gradient(180deg, var(--night) 0%, var(--midnight) 100%);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero__stars {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(circle, rgba(247, 250, 255, 0.5) 1px, transparent 1.4px),
    radial-gradient(circle, rgba(169, 184, 204, 0.36) 1px, transparent 1.4px);
  background-size: 140px 140px, 92px 92px;
  background-position: 0 0, 46px 62px;
  opacity: 0.4;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 78%);
}

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

.page-faq .breadcrumbs ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  list-style: none;
  margin: 0 0 clamp(18px, 3vw, 30px);
  padding: 0;
  font-size: 0.84rem;
  color: var(--mist);
}

.page-faq .breadcrumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: rgba(169, 184, 204, 0.5);
}

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

.page-faq .breadcrumbs a:hover {
  color: var(--paper);
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 44px);
  align-items: center;
}

.page-faq .faq-hero__text .eyebrow {
  color: var(--flag-yellow);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.22em;
  margin: 0 0 14px;
}

.page-faq .faq-hero__text .h1 {
  margin: 0 0 18px;
  font-size: clamp(1.9rem, 6vw, 3.6rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: var(--paper);
  text-wrap: balance;
}

.page-faq .faq-hero__text .lede {
  margin: 0 0 24px;
  max-width: 56ch;
  font-size: clamp(1rem, 1.6vw, 1.1rem);
  line-height: 1.85;
  color: rgba(247, 250, 255, 0.82);
}

.page-faq .faq-hero__media {
  margin: 0;
  border: 1px solid var(--line-strong);
  border-radius: var(--faq-radius);
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(3, 10, 18, 0.6);
}

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

.page-faq .faq-hero__media .media-frame__cap,
.page-faq .faq-lookup__media .media-frame__cap {
  padding: 10px 14px;
  font-size: 0.8rem;
  color: var(--mist);
  background: rgba(3, 10, 18, 0.72);
  border-top: 1px solid var(--line);
}

/* ---------- 四类任务 ---------- */
.page-faq .faq-tasks {
  list-style: none;
  margin: clamp(26px, 4vw, 42px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-faq .faq-task {
  --task-accent: var(--faq-accent-blue);
  position: relative;
}

.page-faq .faq-task--yellow { --task-accent: var(--faq-accent-yellow); }
.page-faq .faq-task--green { --task-accent: var(--faq-accent-green); }
.page-faq .faq-task--red { --task-accent: var(--faq-accent-red); }

.page-faq .faq-task__link {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "icon label"
    "icon desc";
  align-items: start;
  column-gap: 12px;
  row-gap: 4px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--task-accent);
  border-radius: 14px;
  background: rgba(12, 35, 64, 0.74);
  color: var(--paper);
  text-decoration: none;
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease), background 0.35s var(--ease);
}

.page-faq .faq-task__link:hover,
.page-faq .faq-task__link:focus-visible {
  transform: translateY(-3px);
  border-color: var(--task-accent);
  background: rgba(12, 35, 64, 0.95);
}

.page-faq .faq-task__icon {
  grid-area: icon;
  width: 26px;
  height: 26px;
  margin-top: 2px;
  color: var(--task-accent);
}

.page-faq .faq-task__label {
  grid-area: label;
  font-weight: 800;
  font-size: 1.02rem;
  letter-spacing: -0.01em;
}

.page-faq .faq-task__desc {
  grid-area: desc;
  font-size: 0.86rem;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 主体分栏 ---------- */
.page-faq .faq-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 48px);
  padding: clamp(32px, 6vw, 72px) 0 clamp(48px, 8vw, 96px);
}

.page-faq .faq-index {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  background: linear-gradient(180deg, rgba(12, 35, 64, 0.8), rgba(6, 22, 43, 0.8));
}

.page-faq .faq-index__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-index__link {
  display: block;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill, 999px);
  font-size: 0.88rem;
  color: var(--mist);
  text-decoration: none;
  transition: color 0.3s var(--ease), border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  color: var(--paper);
  border-color: var(--flag-blue);
  background: rgba(59, 130, 246, 0.16);
}

.page-faq .faq-index__link[aria-current="true"] {
  color: var(--ink);
  background: var(--flag-yellow);
  border-color: var(--flag-yellow);
  font-weight: 700;
}

.page-faq .faq-index__hint {
  margin: 16px 0 0;
  font-size: 0.8rem;
  line-height: 1.7;
  color: rgba(169, 184, 204, 0.8);
}

/* ---------- 问答分组 ---------- */
.page-faq .faq-group {
  scroll-margin-top: 110px;
  padding-top: 6px;
  margin-bottom: clamp(38px, 6vw, 68px);
}

.page-faq .faq-group:last-of-type {
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-faq .faq-group__head {
  padding-bottom: 18px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-group__head .tag {
  display: inline-block;
  margin-bottom: 12px;
}

.page-faq .faq-group__head .h2 {
  margin: 0 0 10px;
  font-size: clamp(1.35rem, 3vw, 1.85rem);
  line-height: 1.25;
  letter-spacing: -0.015em;
  font-weight: 900;
  color: var(--paper);
}

.page-faq .faq-group__lede {
  margin: 0;
  max-width: 62ch;
  font-size: 0.96rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-item {
  margin-top: 12px;
  padding: 0 clamp(14px, 2vw, 22px);
  border: 1px solid var(--line);
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(12, 35, 64, 0.86), rgba(6, 22, 43, 0.86));
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.page-faq .faq-item[open] {
  border-color: rgba(59, 130, 246, 0.5);
  background: linear-gradient(180deg, rgba(12, 35, 64, 0.98), rgba(6, 22, 43, 0.98));
}

.page-faq .faq-item > summary {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
  font-weight: 700;
  font-size: clamp(0.98rem, 1.6vw, 1.05rem);
  line-height: 1.55;
  color: var(--paper);
}

.page-faq .faq-item > summary::-webkit-details-marker {
  display: none;
}

.page-faq .faq-item > summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1.3rem;
  line-height: 1;
  color: var(--flag-blue);
  transition: transform 0.3s var(--ease);
}

.page-faq .faq-item[open] > summary::after {
  content: "\2212";
}

.page-faq .faq-item__num {
  flex: 0 0 auto;
  font-size: 0.82rem;
  color: var(--flag-yellow);
  letter-spacing: 0.04em;
}

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

.page-faq .faq-item__body {
  padding: 0 0 20px 0;
  border-top: 1px dashed var(--line);
  padding-top: 14px;
}

.page-faq .faq-item__body p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.85;
  color: rgba(247, 250, 255, 0.78);
}

.page-faq .faq-item__body a {
  color: var(--flag-blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-item__body a:hover {
  color: var(--flag-yellow);
}

/* ---------- 补查步骤 + 图 ---------- */
.page-faq .faq-lookup {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 28px);
  margin: 22px 0 6px;
  padding: clamp(18px, 3vw, 26px);
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  background:
    linear-gradient(140deg, rgba(244, 183, 64, 0.12), transparent 58%),
    rgba(12, 35, 64, 0.7);
}

.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-steps__item {
  position: relative;
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.page-faq .faq-steps__item:not(:last-child)::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 34px;
  bottom: -12px;
  width: 1px;
  background: linear-gradient(180deg, rgba(244, 183, 64, 0.6), transparent);
}

.page-faq .faq-steps__no {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 31px;
  height: 31px;
  border-radius: 50%;
  background: var(--flag-yellow);
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 700;
}

.page-faq .faq-steps__text {
  font-size: 0.95rem;
  line-height: 1.75;
  color: rgba(247, 250, 255, 0.86);
  padding-top: 4px;
}

.page-faq .faq-lookup__media {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: var(--ink);
}

/* ---------- 收尾 ---------- */
.page-faq .faq-next {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  align-items: center;
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--line-strong);
  border-radius: var(--faq-radius);
  background: linear-gradient(120deg, rgba(59, 130, 246, 0.16), rgba(6, 22, 43, 0.9) 62%);
}

.page-faq .faq-next__text .h3 {
  margin: 0 0 8px;
  font-size: clamp(1.15rem, 2.4vw, 1.4rem);
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .faq-next__text p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-faq .faq-tasks {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

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

  .page-faq .faq-lookup {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
    align-items: center;
  }

  .page-faq .faq-next {
    grid-template-columns: minmax(0, 1fr) auto;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-tasks {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-body {
    grid-template-columns: 232px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 96px;
  }

  .page-faq .faq-index__list {
    flex-direction: column;
    flex-wrap: nowrap;
  }

  .page-faq .faq-index__link {
    border-radius: 10px;
  }
}
<<<END>>>