.page-faq {
  --faq-rule: rgba(85, 117, 106, 0.42);
  --faq-rule-dark: rgba(42, 31, 26, 0.16);
  --faq-head-color: var(--cream-bright);
  background: var(--ink-green);
  color: var(--cream);
  font-family: var(--font-sans);
}

.page-faq .faq-wrap {
  width: 100%;
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 0 var(--gutter);
  box-sizing: border-box;
}

.page-faq .faq-eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--lime);
}

.page-faq .faq-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  transition: background var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-faq .faq-btn--lime {
  background: var(--lime);
  color: var(--charcoal);
}

.page-faq .faq-btn--lime:hover {
  background: var(--lime-soft);
  transform: translateY(-2px);
}

.page-faq .faq-tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.page-faq .faq-tag--alert {
  background: var(--orange);
  color: var(--charcoal);
}

.page-faq .faq-tag--muted {
  background: rgba(168, 184, 172, 0.16);
  color: var(--mist);
}

.page-faq .faq-media {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--faq-rule);
  background: var(--charcoal);
}

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

.page-faq .faq-media figcaption {
  padding: 10px 16px 12px;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- hero ---------- */
.page-faq .faq-hero {
  padding: clamp(18px, 3vw, 30px) 0 clamp(46px, 7vw, 92px);
  background:
    repeating-linear-gradient(90deg, rgba(85, 117, 106, 0.22) 0 1px, transparent 1px 88px),
    radial-gradient(120% 80% at 88% 0%, rgba(199, 255, 61, 0.1), transparent 62%),
    var(--ink-green);
}

.page-faq .faq-crumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 clamp(24px, 4vw, 44px);
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

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

.page-faq .faq-crumb a:hover {
  color: var(--lime);
}

.page-faq .faq-crumb [aria-current="page"] {
  color: var(--cream);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(28px, 5vw, 52px);
}

.page-faq .faq-hero h1 {
  margin: 0 0 20px;
  font-size: clamp(29px, 5.4vw, 60px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: var(--cream-bright);
}

.page-faq .faq-lede {
  margin: 0 0 26px;
  max-width: 58ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.88;
  color: rgba(243, 235, 221, 0.84);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 22px;
}

.page-faq .faq-hero__link {
  font-size: 14px;
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(199, 255, 61, 0.45);
  padding-bottom: 2px;
}

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

.page-faq .faq-hero__side {
  display: grid;
  gap: 14px;
}

.page-faq .faq-panel {
  background: rgba(20, 24, 22, 0.74);
  border: 1px solid var(--faq-rule);
  border-radius: var(--radius-lg);
  padding: 22px 24px;
}

.page-faq .faq-panel__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-faq .faq-panel__big {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(26px, 4vw, 34px);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--cream-bright);
}

.page-faq .faq-panel__sub {
  margin: 10px 0 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--mist);
}

.page-faq .faq-panel--stat {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.page-faq .faq-stat__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 700;
  color: var(--lime);
}

.page-faq .faq-stat__cap {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  line-height: 1.55;
  color: var(--mist);
}

/* ---------- 公告栏 ---------- */
.page-faq .faq-notices {
  padding: clamp(46px, 7vw, 92px) 0;
  background: var(--charcoal);
  border-top: 1px solid var(--faq-rule);
  border-bottom: 1px solid var(--faq-rule);
}

.page-faq .faq-section-head {
  max-width: 66ch;
  margin-bottom: clamp(24px, 4vw, 42px);
}

.page-faq .faq-section-head h2 {
  margin: 0 0 14px;
  font-size: clamp(23px, 3.5vw, 36px);
  line-height: 1.28;
  letter-spacing: -0.01em;
  font-weight: 800;
  color: var(--faq-head-color);
}

.page-faq .faq-section-lede {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(243, 235, 221, 0.76);
}

.page-faq .faq-notices__grid {
  display: grid;
  gap: clamp(22px, 3vw, 36px);
}

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

.page-faq .faq-notice {
  padding: 18px 0;
  border-bottom: 1px solid var(--faq-rule);
}

.page-faq .faq-notice__no {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--lime);
}

.page-faq .faq-notice__title {
  margin: 0 0 8px;
  font-size: 15.5px;
  line-height: 1.55;
  font-weight: 700;
  color: var(--cream-bright);
}

.page-faq .faq-notice__meta {
  margin: 0 0 12px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--mist);
}

.page-faq .faq-notices__foot {
  margin: 26px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-faq .faq-notices__foot a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(199, 255, 61, 0.4);
}

/* ---------- 排查区 ---------- */
.page-faq .faq-check {
  padding: clamp(46px, 7vw, 92px) 0;
}

.page-faq .faq-shell {
  display: grid;
  gap: clamp(22px, 3.5vw, 40px);
}

.page-faq .faq-index {
  border-top: 2px solid var(--lime);
  padding-top: 16px;
}

.page-faq .faq-index__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
}

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

.page-faq .faq-index a {
  display: block;
  padding: 8px 14px;
  border: 1px solid var(--faq-rule);
  border-radius: var(--radius-pill);
  font-size: 13.5px;
  color: rgba(243, 235, 221, 0.82);
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-index a:hover {
  color: var(--lime);
  border-color: var(--lime);
}

.page-faq .faq-flow {
  display: grid;
  gap: clamp(18px, 3vw, 28px);
}

.page-faq .faq-card {
  background: var(--cream);
  color: var(--brown-black);
  border-radius: var(--radius-lg);
  padding: clamp(20px, 3vw, 34px);
  box-shadow: 0 26px 60px -44px rgba(0, 0, 0, 0.95);
}

.page-faq .faq-card__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin-bottom: 20px;
}

.page-faq .faq-card__no {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--ember);
}

.page-faq .faq-card__head h3 {
  flex: 1 1 240px;
  margin: 0;
  font-size: clamp(18px, 2.4vw, 24px);
  line-height: 1.32;
  letter-spacing: -0.01em;
  font-weight: 800;
}

.page-faq .faq-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: faqstep;
  display: grid;
  gap: 16px;
}

.page-faq .faq-steps li {
  position: relative;
  padding-left: 44px;
  counter-increment: faqstep;
}

.page-faq .faq-steps li::before {
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-pill);
  display: grid;
  place-items: center;
  background: var(--brown-black);
  color: var(--lime);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
}

.page-faq .faq-steps strong {
  display: block;
  margin-bottom: 4px;
  font-size: 15px;
  font-weight: 700;
  color: var(--brown-black);
}

.page-faq .faq-steps span {
  display: block;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(42, 31, 26, 0.75);
}

.page-faq .faq-card__foot {
  margin: 20px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--faq-rule-dark);
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(42, 31, 26, 0.7);
}

.page-faq .faq-card__foot a {
  color: var(--ember);
  font-weight: 700;
  text-decoration: none;
}

.page-faq .faq-card__foot a:hover {
  text-decoration: underline;
}

.page-faq .faq-shortcut {
  margin-top: 22px;
  padding: 16px 18px;
  border-radius: var(--radius-md);
  background: var(--lime);
  color: var(--charcoal);
}

.page-faq .faq-shortcut__label {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(20, 24, 22, 0.72);
}

.page-faq .faq-shortcut__text {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--charcoal);
}

.page-faq .faq-shortcut__link {
  display: inline-block;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--brown-black);
  text-decoration: none;
  border-bottom: 2px solid var(--brown-black);
  padding-bottom: 1px;
}

/* ---------- 替代检索 ---------- */
.page-faq .faq-recent {
  padding: clamp(46px, 7vw, 92px) 0;
  border-top: 1px solid var(--faq-rule);
  background: linear-gradient(180deg, rgba(11, 31, 26, 0.95), var(--charcoal));
}

.page-faq .faq-recent__grid {
  display: grid;
  gap: clamp(22px, 3.5vw, 36px);
  grid-template-areas:
    "intro"
    "media"
    "panel";
}

.page-faq .faq-recent__intro {
  grid-area: intro;
}

.page-faq .faq-recent__intro h2 {
  margin: 0 0 16px;
  font-size: clamp(23px, 3.5vw, 36px);
  line-height: 1.28;
  letter-spacing: -0.01em;
  font-weight: 800;
  color: var(--cream-bright);
}

.page-faq .faq-recent__intro p {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.88;
  color: rgba(243, 235, 221, 0.8);
}

.page-faq .faq-note {
  font-size: 13.5px !important;
  color: var(--mist) !important;
  border-left: 2px solid var(--lime);
  padding-left: 14px;
}

.page-faq .faq-recent__panel {
  grid-area: panel;
  background: rgba(20, 24, 22, 0.8);
  border: 1px solid var(--faq-rule);
  border-radius: var(--radius-lg);
  padding: clamp(20px, 3vw, 30px);
}

.page-faq .faq-media--recent {
  grid-area: media;
}

.page-faq .faq-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.page-faq .faq-chip {
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--faq-rule);
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--mist);
  white-space: nowrap;
}

.page-faq .faq-chip--active {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--charcoal);
  font-weight: 700;
}

.page-faq .faq-fields {
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}

.page-faq .faq-fields li {
  display: grid;
  grid-template-columns: 62px 1fr;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px solid var(--faq-rule);
}

.page-faq .faq-fields__k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--lime);
  padding-top: 2px;
}

.page-faq .faq-fields__v {
  font-size: 13.5px;
  line-height: 1.65;
  color: rgba(243, 235, 221, 0.8);
}

/* ---------- 反馈 ---------- */
.page-faq .faq-feedback {
  padding: clamp(46px, 7vw, 92px) 0;
  background: var(--charcoal);
}

.page-faq .faq-feedback__grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}

.page-faq .faq-feedback h2 {
  margin: 0;
  font-size: clamp(23px, 3.5vw, 36px);
  line-height: 1.28;
  letter-spacing: -0.01em;
  font-weight: 800;
  color: var(--cream-bright);
}

.page-faq .faq-checklist {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 13px;
}

.page-faq .faq-checklist li {
  display: grid;
  grid-template-columns: 30px 1fr;
  gap: 12px;
  font-size: 14.5px;
  line-height: 1.72;
  color: rgba(243, 235, 221, 0.82);
}

.page-faq .faq-checklist span {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--orange);
  padding-top: 3px;
}

.page-faq .faq-channels {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-faq .faq-channel {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  padding: 18px 20px;
  border-radius: var(--radius-md);
  background: rgba(11, 31, 26, 0.82);
  border: 1px solid var(--faq-rule);
}

.page-faq .faq-channel__k {
  width: 100%;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-faq .faq-channel__v {
  flex: 1 1 200px;
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--cream-bright);
  word-break: break-all;
}

.page-faq .faq-channel__v--mono {
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.page-faq .faq-copy {
  padding: 7px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--lime);
  background: transparent;
  color: var(--lime);
  font-family: var(--font-sans);
  font-size: 12.5px;
  font-weight: 700;
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-faq .faq-copy:hover,
.page-faq .faq-copy[data-copied="true"] {
  background: var(--lime);
  color: var(--charcoal);
}

.page-faq .faq-channel__note {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.72;
  color: var(--mist);
}

.page-faq .faq-channel__link {
  justify-self: start;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--orange);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 122, 61, 0.45);
  padding-bottom: 2px;
}

.page-faq .faq-channel__link:hover {
  color: var(--ember);
}

/* ---------- 常见问题 ---------- */
.page-faq .faq-topics {
  --faq-head-color: var(--brown-black);
  padding: clamp(46px, 7vw, 92px) 0;
  background: var(--cream);
  color: var(--brown-black);
}

.page-faq .faq-topics .faq-eyebrow {
  color: var(--ember);
}

.page-faq .faq-topics .faq-section-lede {
  color: rgba(42, 31, 26, 0.72);
}

.page-faq .faq-topics__grid {
  display: grid;
  gap: 16px;
}

.page-faq .faq-topic {
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--cream-bright);
  border: 1px solid var(--faq-rule-dark);
  border-radius: var(--radius-lg);
}

.page-faq .faq-topic h3 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 800;
  color: var(--brown-black);
}

.page-faq .faq-topic__no {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: var(--radius-pill);
  background: var(--brown-black);
  color: var(--lime);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
}

.page-faq .faq-q {
  border-top: 1px solid var(--faq-rule-dark);
  padding: 4px 0;
}

.page-faq .faq-q summary {
  position: relative;
  padding: 12px 30px 12px 0;
  list-style: none;
  cursor: pointer;
  font-size: 14.5px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--brown-black);
}

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

.page-faq .faq-q summary::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  color: var(--ember);
}

.page-faq .faq-q[open] summary::after {
  content: "–";
}

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

.page-faq .faq-q p {
  margin: 0 0 14px;
  font-size: 13.5px;
  line-height: 1.82;
  color: rgba(42, 31, 26, 0.76);
}

.page-faq .faq-topics__foot {
  margin: 26px 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(42, 31, 26, 0.72);
}

.page-faq .faq-topics__foot a {
  color: var(--ember);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid rgba(217, 84, 43, 0.4);
}

.page-faq .faq-topics__foot a:hover {
  border-bottom-color: var(--ember);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-fields li {
    grid-template-columns: 78px 1fr;
  }

  .page-faq .faq-feedback__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
  }

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

@media (min-width: 880px) {
  .page-faq .faq-notices__grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr);
    align-items: end;
  }

  .page-faq .faq-recent__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    grid-template-areas:
      "intro panel"
      "media panel";
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-shell {
    grid-template-columns: 236px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 32px;
  }

  .page-faq .faq-index ul {
    display: grid;
    gap: 2px;
  }

  .page-faq .faq-index a {
    padding: 9px 10px;
    border-color: transparent;
    border-radius: var(--radius-sm);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-btn,
  .page-faq .faq-copy,
  .page-faq .faq-index a {
    transition: none;
  }

  .page-faq .faq-btn--lime:hover {
    transform: none;
  }
}