.page-faq {
  overflow-x: clip;
}

/* ---------- Hero ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(24px, 4vw, 44px) 0 clamp(34px, 5.5vw, 68px);
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(158deg, var(--ink) 0%, var(--ink) 58%, rgba(18, 48, 42, .92) 100%);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0 0 0 auto;
  width: min(56%, 660px);
  background: linear-gradient(196deg, rgba(198, 255, 61, .08), transparent 62%);
  clip-path: polygon(26% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

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

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  margin-top: clamp(18px, 3vw, 28px);
}

.page-faq .faq-hero h1 {
  margin: 12px 0 0;
  font-size: clamp(32px, 6.4vw, 64px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--paper);
  max-width: 14ch;
}

.page-faq .faq-hero__lead {
  margin: 18px 0 0;
  max-width: 42em;
  font-size: clamp(15px, 1.55vw, 17px);
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 搜索框 ---------- */
.page-faq .faq-search {
  margin-top: clamp(22px, 3vw, 30px);
  max-width: 460px;
}

.page-faq .faq-search__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--muted);
  text-transform: uppercase;
}

.page-faq .faq-search__input {
  width: 100%;
  margin-top: 9px;
  padding: 13px 16px;
  background: rgba(7, 18, 15, .72);
  border: 1px solid var(--line);
  border-radius: 2px;
  color: var(--paper);
  font-family: inherit;
  font-size: 15px;
  line-height: 1.4;
  transition: border-color 220ms var(--ease), background 220ms var(--ease);
}

.page-faq .faq-search__input::placeholder {
  color: rgba(143, 167, 156, .7);
}

.page-faq .faq-search__input:focus {
  outline: none;
  border-color: var(--lime);
  background: rgba(7, 18, 15, .9);
}

.page-faq .faq-search__hint {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--muted);
}

/* ---------- Hero 图 ---------- */
.page-faq .faq-hero__media {
  margin: 0;
  align-self: stretch;
}

.page-faq .faq-hero__media img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- 主体区 ---------- */
.page-faq .faq-body {
  padding: clamp(34px, 5.5vw, 72px) 0 clamp(20px, 3vw, 32px);
}

.page-faq .faq-body__head {
  max-width: 46em;
}

.page-faq .faq-body__head .section__desc {
  margin-top: 10px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
}

/* ---------- 筛选条 ---------- */
.page-faq .faq-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 16px;
  margin-top: clamp(22px, 3vw, 32px);
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-toolbar .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .filter-btn {
  appearance: none;
  -webkit-appearance: none;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  font-family: inherit;
  font-size: 13px;
  line-height: 1.2;
  padding: 9px 16px;
  border-radius: var(--pill);
  cursor: pointer;
  white-space: nowrap;
  transition: background 200ms var(--ease), color 200ms var(--ease), border-color 200ms var(--ease);
}

.page-faq .filter-btn:hover {
  color: var(--paper);
  border-color: var(--lime-line);
}

.page-faq .filter-btn:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

.page-faq .filter-btn.is-active {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--ink);
  font-weight: 600;
}

.page-faq .filter-bar__count {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--muted);
  white-space: nowrap;
  flex: 0 0 auto;
}

/* ---------- 问答列表 ---------- */
.page-faq .faq-list {
  margin-top: clamp(20px, 3vw, 30px);
  display: grid;
  gap: 12px;
}

.page-faq .qa-item {
  min-width: 0;
}

.page-faq .qa-item details {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line);
  transition: border-color 240ms var(--ease), background 240ms var(--ease);
}

.page-faq .qa-item details:hover {
  border-color: var(--lime-line);
  border-left-color: var(--lime-line);
}

.page-faq .qa-item details[open] {
  border-left-color: var(--lime);
  background:
    linear-gradient(180deg, rgba(198, 255, 61, .06), transparent 46%),
    var(--panel);
}

.page-faq .qa-item summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 15px 18px;
  list-style: none;
  cursor: pointer;
  color: var(--paper);
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.55;
  transition: color 200ms var(--ease);
}

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

.page-faq .qa-item summary::marker {
  content: "";
}

.page-faq .qa-item summary:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: -2px;
}

.page-faq .qa-num {
  flex: 0 0 auto;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--lime);
}

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

.page-faq .qa-item summary::after {
  content: "+";
  flex: 0 0 auto;
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 17px;
  font-weight: 400;
  line-height: 1.3;
  color: var(--lime);
  transition: color 200ms var(--ease);
}

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

.page-faq .qa-item__body {
  margin: 0 18px;
  padding: 14px 0 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.8;
}

.page-faq .qa-item__body p {
  margin: 0 0 10px;
}

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

.page-faq .qa-item__body strong {
  color: var(--paper);
  font-weight: 600;
}

/* ---------- 判罚语义色对照 ---------- */
.page-faq .qa-swatch {
  margin-top: 14px;
  padding: 12px 14px;
  display: grid;
  gap: 9px;
  background: rgba(7, 18, 15, .55);
  border: 1px dashed var(--line);
}

.page-faq .qa-swatch__row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
}

.page-faq .qa-swatch__chip {
  flex: 0 0 auto;
  width: 12px;
  height: 12px;
  margin-top: 4px;
  border-radius: 2px;
}

.page-faq .qa-swatch__chip--red {
  background: var(--red);
}

.page-faq .qa-swatch__chip--yellow {
  background: var(--yellow);
}

/* ---------- 判罚信息图 ---------- */
.page-faq .faq-figure {
  padding: 0 0 clamp(28px, 4vw, 48px);
}

.page-faq .faq-figure__frame {
  margin: 0;
}

.page-faq .faq-figure__frame img {
  width: 100%;
  height: auto;
  aspect-ratio: 20 / 9;
  object-fit: cover;
}

/* ---------- 底部咨询区 ---------- */
.page-faq .faq-cta {
  padding: 0 0 clamp(44px, 6.5vw, 84px);
}

.page-faq .faq-cta__panel {
  position: relative;
  display: grid;
  gap: 24px;
  padding: clamp(24px, 4vw, 44px);
  border: 1px solid var(--line);
  border-left: 3px solid var(--lime);
  background:
    linear-gradient(132deg, rgba(198, 255, 61, .1), rgba(18, 48, 42, .75) 58%),
    var(--panel);
  overflow: hidden;
}

.page-faq .faq-cta__panel::after {
  content: "";
  position: absolute;
  right: -90px;
  bottom: -140px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(198, 255, 61, .16), transparent 68%);
  pointer-events: none;
}

.page-faq .faq-cta__copy {
  position: relative;
  z-index: 1;
  min-width: 0;
}

.page-faq .faq-cta__copy h2 {
  margin: 10px 0 0;
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1.18;
  letter-spacing: -0.015em;
  font-weight: 800;
  color: var(--paper);
}

.page-faq .faq-cta__copy p {
  margin: 12px 0 0;
  max-width: 44em;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.78;
}

.page-faq .faq-cta__contact {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .03em;
  color: var(--lime);
}

.page-faq .faq-cta__actions {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-content: center;
}

/* ---------- 中等屏幕 ---------- */
@media (min-width: 760px) {
  .page-faq .filter-bar__count {
    margin-left: 6px;
  }

  .page-faq .qa-item summary {
    padding: 17px 20px;
    font-size: 16px;
  }

  .page-faq .qa-item__body {
    margin: 0 20px;
    padding: 16px 0 20px;
    font-size: 15px;
  }

  .page-faq .faq-cta__panel {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 32px;
  }

  .page-faq .faq-cta__actions {
    flex-direction: column;
    align-items: stretch;
  }
}

/* ---------- 宽屏：非对称两栏 ---------- */
@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    align-items: start;
    gap: clamp(36px, 5vw, 72px);
  }

  .page-faq .faq-hero::before {
    width: min(52%, 620px);
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 20px;
    align-items: start;
  }
}

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq .qa-item details,
  .page-faq .qa-item summary,
  .page-faq .qa-item summary::after,
  .page-faq .filter-btn,
  .page-faq .faq-search__input {
    transition: none;
  }
}