.page-faq {
  display: block;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(1.5rem, 4vw, 2.75rem) clamp(2rem, 5vw, 3.5rem);
}
.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -20%;
  right: -12%;
  width: min(80vw, 760px);
  height: min(80vw, 760px);
  background: radial-gradient(circle at 45% 45%, rgba(198, 255, 61, 0.14), rgba(198, 255, 61, 0) 68%);
  pointer-events: none;
}
.page-faq .faq-hero__inner,
.page-faq .faq-hero__stage {
  position: relative;
  z-index: 1;
}
.page-faq .faq-hero__inner .breadcrumb {
  margin-bottom: clamp(1rem, 3vw, 1.75rem);
}
.page-faq .faq-hero__inner .eyebrow {
  margin: 0;
}
.page-faq .faq-hero__inner .h-hero {
  margin: 0.7rem 0 0;
  max-width: 15em;
}
.page-faq .faq-hero__inner .lead {
  margin-top: clamp(1rem, 2.5vw, 1.5rem);
  max-width: 60ch;
  color: rgba(232, 242, 236, 0.8);
}
.page-faq .faq-hero__stage {
  margin-top: clamp(1.75rem, 4.5vw, 3rem);
}
.page-faq .faq-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 主题索引 */
.page-faq .faq-index {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: clamp(1.5rem, 3.5vw, 2.25rem);
}
.page-faq .faq-chip {
  display: inline-flex;
  align-items: baseline;
  gap: 0.5rem;
  padding: 0.55rem 0.95rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(232, 242, 236, 0.04);
  color: var(--white);
  font-size: 0.9rem;
  line-height: 1.4;
  text-decoration: none;
  transition: border-color 0.18s ease, color 0.18s ease, background-color 0.18s ease;
}
.page-faq .faq-chip__num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--lime);
}
.page-faq .faq-chip:hover {
  border-color: var(--lime);
  background: rgba(198, 255, 61, 0.1);
  color: var(--lime);
}
.page-faq .faq-chip:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
}

/* ---------- 分组骨架 ---------- */
.page-faq .faq-zone {
  scroll-margin-top: 6rem;
}
.page-faq .faq-zone--tint {
  background: linear-gradient(180deg, rgba(31, 59, 46, 0.5), rgba(11, 31, 22, 0.08));
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}
.page-faq .faq-group {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
}
.page-faq .faq-group__aside .tag-mono {
  margin: 0;
  color: var(--lime);
}
.page-faq .faq-group__aside .h-section {
  margin: 0.6rem 0 0.8rem;
}
.page-faq .faq-group__note {
  margin: 0;
  color: rgba(232, 242, 236, 0.66);
  font-size: 0.95rem;
  line-height: 1.75;
}
.page-faq .faq-group__list {
  min-width: 0;
}

@media (min-width: 1024px) {
  .page-faq .faq-group {
    grid-template-columns: minmax(230px, 300px) minmax(0, 1fr);
    column-gap: clamp(2rem, 5vw, 4.5rem);
  }
  .page-faq .faq-group__aside {
    position: sticky;
    top: 6rem;
    align-self: start;
  }
}

/* ---------- 折叠问答 ---------- */
.page-faq .faq-item {
  border-top: 1px solid var(--line);
}
.page-faq .faq-item:last-of-type {
  border-bottom: 1px solid var(--line);
}
.page-faq .faq-item > summary {
  position: relative;
  display: block;
  padding: 1.1rem 2.75rem 1.1rem 0;
  cursor: pointer;
  list-style: none;
  color: var(--white);
  font-size: clamp(1rem, 1.6vw, 1.08rem);
  font-weight: 600;
  line-height: 1.55;
  transition: color 0.18s ease;
}
.page-faq .faq-item > summary::-webkit-details-marker {
  display: none;
}
.page-faq .faq-item > summary::marker {
  content: "";
}
.page-faq .faq-item > summary::after {
  content: "";
  position: absolute;
  top: 1.4rem;
  right: 0.5rem;
  width: 0.6rem;
  height: 0.6rem;
  border-right: 2px solid var(--lime);
  border-bottom: 2px solid var(--lime);
  transform: rotate(45deg);
  transition: transform 0.22s ease;
}
.page-faq .faq-item > summary:hover {
  color: var(--lime);
}
.page-faq .faq-item > summary:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}
.page-faq .faq-item[open] > summary {
  color: var(--lime);
}
.page-faq .faq-item[open] > summary::after {
  transform: rotate(-135deg);
}
.page-faq .faq-item__body {
  margin: 0 0 1.35rem 0.15rem;
  padding-left: 1.1rem;
  border-left: 2px solid var(--orange);
  color: rgba(232, 242, 236, 0.8);
  font-size: 0.96rem;
  line-height: 1.8;
}
.page-faq .faq-item__body p {
  margin: 0 0 0.7rem;
}
.page-faq .faq-item__body p:last-child {
  margin-bottom: 0;
}
.page-faq .faq-item__body a {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-faq .faq-item__body a:hover {
  color: var(--lime);
}

/* ---------- 纠错流程 ---------- */
.page-faq .faq-fix {
  display: grid;
  gap: clamp(1.25rem, 3vw, 2rem);
  margin-top: clamp(1.75rem, 4.5vw, 3rem);
}
.page-faq .faq-fix__media {
  margin: 0;
}
.page-faq .faq-fix__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}
.page-faq .faq-fix__steps h3 {
  margin: 0 0 1rem;
  color: var(--white);
  font-size: clamp(1.15rem, 2.2vw, 1.5rem);
  font-weight: 700;
  line-height: 1.4;
}
.page-faq .faq-flow {
  counter-reset: faq-step;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}
.page-faq .faq-flow__step {
  position: relative;
  padding: 1.1rem 1.15rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-organic);
  background: rgba(232, 242, 236, 0.045);
  color: rgba(232, 242, 236, 0.82);
  font-size: 0.94rem;
  line-height: 1.75;
}
.page-faq .faq-flow__step::before {
  counter-increment: faq-step;
  content: "0" counter(faq-step);
  display: block;
  margin-bottom: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--orange);
}
.page-faq .faq-flow__step strong {
  display: block;
  margin-bottom: 0.3rem;
  color: var(--white);
}

@media (min-width: 900px) {
  .page-faq .faq-fix {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: start;
  }
}

/* ---------- 联系支持 ---------- */
.page-faq .faq-contact {
  margin-top: clamp(1.25rem, 3vw, 2rem);
}
.page-faq .faq-contact .panel-paper {
  padding: clamp(1.4rem, 4vw, 2.75rem);
  border-radius: var(--radius-organic);
  color: #1a2620;
}
.page-faq .faq-contact__grid {
  display: grid;
  gap: clamp(1.1rem, 3vw, 1.75rem);
}
.page-faq .faq-contact__cell {
  min-width: 0;
}
.page-faq .faq-contact__key {
  margin: 0 0 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #4a5a52;
}
.page-faq .faq-contact__val {
  margin: 0;
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  font-weight: 600;
  line-height: 1.6;
  color: #0b1f16;
  word-break: break-word;
}
.page-faq .faq-contact__val a {
  color: #0b1f16;
  text-decoration: none;
  border-bottom: 2px solid rgba(255, 107, 53, 0.7);
}
.page-faq .faq-contact__val a:hover {
  color: #b8481f;
  border-bottom-color: #b8481f;
}
.page-faq .faq-contact__note {
  margin: clamp(1.25rem, 3vw, 1.75rem) 0 0;
  padding-top: clamp(1rem, 2.5vw, 1.35rem);
  border-top: 1px solid rgba(11, 31, 22, 0.15);
  font-size: 0.92rem;
  line-height: 1.75;
  color: #3b4a43;
}
.page-faq .faq-contact__note a {
  color: #1d4f9c;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-faq .faq-contact__note a:hover {
  color: #b8481f;
}

@media (min-width: 768px) {
  .page-faq .faq-contact__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(1.5rem, 4vw, 3rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-chip,
  .page-faq .faq-item > summary,
  .page-faq .faq-item > summary::after {
    transition: none;
  }
}