.page-faq {
  --faq-ink-soft: rgba(36, 28, 26, .78);
  --faq-rice-soft: rgba(235, 217, 180, .8);
  --faq-gap: clamp(20px, 3vw, 38px);
  background: var(--warm);
  color: var(--text);
  overflow-x: hidden;
}

.page-faq * {
  box-sizing: border-box;
}

.page-faq h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.6rem, 3.4vw, 2.35rem);
  line-height: 1.24;
  letter-spacing: -.015em;
  margin: 0 0 12px;
  color: var(--text);
}

.page-faq h3 {
  margin: 0;
}

.page-faq .cluster {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

/* ---------- 页首 ---------- */

.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 3vw, 36px) 0 clamp(46px, 6.5vw, 86px);
  color: var(--rice);
  background:
    radial-gradient(115% 90% at 88% 6%, rgba(212, 162, 76, .2), transparent 58%),
    linear-gradient(158deg, var(--teal) 0%, #0B2E2D 44%, var(--ink) 100%);
}

.page-faq .faq-hero::before,
.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--gold-16);
  pointer-events: none;
}

.page-faq .faq-hero::before {
  width: 240px;
  height: 240px;
  right: -62px;
  bottom: -92px;
}

.page-faq .faq-hero::after {
  width: 400px;
  height: 400px;
  right: -140px;
  bottom: -160px;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 52px);
  align-items: center;
}

.page-faq .faq-hero__text {
  min-width: 0;
}

.page-faq .faq-hero .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-bottom: clamp(18px, 3vw, 30px);
  font-size: var(--fs-xs);
  letter-spacing: .06em;
  color: var(--rice-60);
}

.page-faq .faq-hero .breadcrumb a {
  color: var(--rice-60);
  text-decoration: none;
}

.page-faq .faq-hero .breadcrumb a:hover,
.page-faq .faq-hero .breadcrumb a:focus-visible {
  color: var(--gold);
}

.page-faq .faq-hero h1 {
  margin: 0 0 clamp(14px, 2vw, 22px);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.05rem, 5.6vw, 3.5rem);
  line-height: 1.14;
  letter-spacing: -.02em;
  color: #FBF6EC;
}

.page-faq .faq-hero .eyebrow {
  margin-bottom: 14px;
}

.page-faq .faq-hero .lead {
  max-width: 34em;
  margin: 0;
  font-size: var(--fs-base);
  line-height: 1.9;
  color: var(--rice-88);
}

.page-faq .faq-hero__actions {
  margin-top: clamp(22px, 3vw, 32px);
}

.page-faq .faq-hero__figure {
  margin: 0;
  min-width: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--gold-24);
  background: rgba(20, 16, 15, .35);
  box-shadow: 0 28px 64px -34px rgba(0, 0, 0, .78);
}

.page-faq .faq-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- 通用小节头 ---------- */

.page-faq .faq-head {
  max-width: 46em;
  margin-bottom: clamp(24px, 3.4vw, 42px);
}

.page-faq .faq-head .eyebrow {
  margin-bottom: 12px;
}

.page-faq .faq-head__lead {
  margin: 0;
  font-size: var(--fs-base);
  line-height: 1.85;
  color: var(--faq-ink-soft);
}

.page-faq .faq-head--dark h2 {
  color: var(--rice);
}

.page-faq .faq-head--dark .faq-head__lead {
  color: var(--rice-88);
}

/* ---------- 状态时间线 ---------- */

.page-faq .faq-status {
  padding: clamp(44px, 7vw, 86px) 0 clamp(30px, 4vw, 50px);
}

.page-faq .status-line {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-faq .status-line__item {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px 24px;
  background: #fff;
  border: 1px solid var(--line-dark);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-faq .status-line__item::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: var(--gold);
  opacity: .6;
}

.page-faq .status-line__item h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-md);
  line-height: 1.4;
  color: var(--text);
}

.page-faq .status-line__item p {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--faq-ink-soft);
}

.page-faq .status-line__item .status-tag {
  align-self: flex-start;
}

/* ---------- 分场景问答 ---------- */

.page-faq .faq-body {
  padding: clamp(30px, 4vw, 56px) 0 clamp(46px, 6.5vw, 88px);
}

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 38px);
  align-items: start;
}

.page-faq .faq-tabs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-tabs [role="tab"] {
  flex: 0 0 auto;
  appearance: none;
  cursor: pointer;
  border: 1px solid var(--line-dark);
  background: transparent;
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: 600;
  line-height: 1;
  padding: 12px 20px;
  border-radius: var(--pill);
  white-space: nowrap;
  transition: background-color .18s ease, color .18s ease, border-color .18s ease;
}

.page-faq .faq-tabs [role="tab"]:hover {
  border-color: var(--cinnabar);
  color: var(--cinnabar);
}

.page-faq .faq-tabs [role="tab"][aria-selected="true"] {
  background: var(--indigo);
  border-color: var(--indigo);
  color: var(--rice);
}

.page-faq .faq-tabs [role="tab"]:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.page-faq .faq-panels {
  min-width: 0;
}

.page-faq .faq-panel {
  padding: 6px clamp(16px, 2.6vw, 30px);
  background: #fff;
  border: 1px solid var(--line-dark);
  border-radius: var(--r-lg);
}

.page-faq .faq-panel[hidden] {
  display: none;
}

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

.page-faq .qa:last-child {
  border-bottom: 0;
}

.page-faq .qa summary {
  position: relative;
  cursor: pointer;
  list-style: none;
  padding: 20px 46px 20px 0;
  font-family: var(--font-display);
  font-size: var(--fs-md);
  font-weight: 700;
  line-height: 1.5;
  color: var(--text);
}

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

.page-faq .qa summary::after {
  content: "";
  position: absolute;
  right: 10px;
  top: 50%;
  width: 11px;
  height: 11px;
  border-right: 2px solid var(--gold);
  border-bottom: 2px solid var(--gold);
  transform: translateY(-70%) rotate(45deg);
  transition: transform .2s ease;
}

.page-faq .qa[open] summary::after {
  transform: translateY(-30%) rotate(-135deg);
}

.page-faq .qa summary:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
  border-radius: var(--r-sm);
}

.page-faq .qa__body {
  max-width: 42em;
  padding: 0 0 22px;
  font-size: var(--fs-sm);
  line-height: 1.9;
  color: var(--faq-ink-soft);
}

.page-faq .qa__body p {
  margin: 0 0 .9em;
}

.page-faq .qa__body p:last-child {
  margin-bottom: 0;
}

.page-faq .qa__body a {
  color: var(--cinnabar);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .qa__body a:hover {
  color: var(--wine);
}

/* ---------- 三步自查 ---------- */

.page-faq .faq-checkup {
  padding: clamp(46px, 7vw, 88px) 0;
  color: var(--rice);
  background:
    radial-gradient(85% 120% at 10% 0%, rgba(212, 162, 76, .18), transparent 62%),
    var(--indigo);
}

.page-faq .steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-faq .steps__item {
  position: relative;
  padding: 24px 20px 26px;
  border: 1px solid var(--gold-24);
  border-radius: var(--r-md);
  background: rgba(235, 217, 180, .05);
}

.page-faq .steps__num {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  letter-spacing: .06em;
  color: var(--gold);
}

.page-faq .steps__item h3 {
  margin-bottom: 10px;
  font-family: var(--font-display);
  font-size: var(--fs-md);
  font-weight: 700;
  line-height: 1.45;
  color: var(--rice);
}

.page-faq .steps__item p {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.85;
  color: var(--faq-rice-soft);
}

/* ---------- 文件格式 ---------- */

.page-faq .faq-format {
  padding: clamp(46px, 7vw, 88px) 0;
}

.page-faq .format-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.page-faq .format-grid__text {
  min-width: 0;
}

.page-faq .format-grid__lead {
  margin: 0 0 clamp(18px, 2.6vw, 26px);
  font-size: var(--fs-base);
  line-height: 1.85;
  color: var(--faq-ink-soft);
}

.page-faq .format-grid__figure {
  margin: 0;
  min-width: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--gold-24);
}

.page-faq .format-grid__figure img {
  display: block;
  width: 100%;
  height: auto;
}

.page-faq .format-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-dark);
}

.page-faq .format-list__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line-dark);
}

.page-faq .format-list__key {
  font-family: var(--font-display);
  font-size: var(--fs-base);
  font-weight: 700;
  color: var(--text);
}

.page-faq .format-list__val {
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--faq-ink-soft);
}

/* ---------- 授权与转载 ---------- */

.page-faq .faq-license {
  padding: 0 0 clamp(46px, 6.5vw, 86px);
}

.page-faq .license-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 42px);
  padding: clamp(26px, 4vw, 50px);
  border-radius: var(--r-lg);
  color: var(--rice);
  background: var(--wine);
}

.page-faq .license-card__intro {
  min-width: 0;
}

.page-faq .license-card h2 {
  color: var(--rice);
}

.page-faq .license-card__lead {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.85;
  color: var(--faq-rice-soft);
}

.page-faq .license-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-faq .license-list li {
  padding-left: 16px;
  border-left: 2px solid var(--gold-45);
}

.page-faq .license-list strong {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-display);
  font-size: var(--fs-base);
  font-weight: 700;
  color: var(--rice);
}

.page-faq .license-list p {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--faq-rice-soft);
}

.page-faq .license-list a {
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .license-list a:hover {
  color: #FBF6EC;
}

/* ---------- 联系支持 ---------- */

.page-faq .faq-help {
  padding: clamp(42px, 6vw, 78px) 0;
  color: var(--rice);
  background: linear-gradient(118deg, var(--ink) 0%, var(--teal) 100%);
}

.page-faq .faq-help__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.4vw, 46px);
  align-items: center;
}

.page-faq .faq-help__inner > div {
  min-width: 0;
}

.page-faq .faq-help h2 {
  color: var(--rice);
}

.page-faq .faq-help__lead {
  margin: 0 0 12px;
  font-size: var(--fs-base);
  line-height: 1.85;
  color: var(--rice-88);
}

.page-faq .faq-help .btn {
  margin-top: 10px;
}

.page-faq .faq-help__panel {
  padding: clamp(20px, 3vw, 32px);
  border: 1px solid var(--gold-24);
  border-radius: var(--r-lg);
  background: rgba(235, 217, 180, .05);
}

.page-faq .faq-help__label {
  margin: 0 0 8px;
  font-size: var(--fs-xs);
  letter-spacing: .14em;
  color: var(--rice-60);
}

.page-faq .faq-help__mail {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: clamp(.95rem, 2.4vw, 1.2rem);
  line-height: 1.4;
  color: var(--gold);
  word-break: break-all;
}

.page-faq .faq-help__meta {
  margin: 0 0 8px;
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--faq-rice-soft);
}

.page-faq .faq-help__meta:last-child {
  margin-bottom: 0;
}

/* ---------- 媒体查询 ---------- */

@media (min-width: 640px) {
  .page-faq .format-list__row {
    grid-template-columns: 180px minmax(0, 1fr);
    gap: 22px;
    align-items: baseline;
  }
}

@media (min-width: 720px) {
  .page-faq .status-line {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 880px) {
  .page-faq .license-card {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
    align-items: start;
  }

  .page-faq .faq-help__inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  }
}

@media (min-width: 900px) {
  .page-faq .faq-layout {
    grid-template-columns: 238px minmax(0, 1fr);
    gap: clamp(24px, 3vw, 46px);
  }

  .page-faq .faq-tabs {
    position: sticky;
    top: 96px;
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-tabs [role="tab"] {
    width: 100%;
    text-align: left;
    padding: 14px 22px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.34fr) minmax(0, .9fr);
  }

  .page-faq .format-grid {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  }

  .page-faq .format-grid__figure {
    order: -1;
  }
}

@media (min-width: 1120px) {
  .page-faq .status-line {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa summary::after,
  .page-faq .faq-tabs [role="tab"] {
    transition: none;
  }
}