.page-faq {
  --faq-rail: 292px;
  --faq-fill: 0%;
  --faq-panel: rgba(19, 26, 63, 0.72);
  --faq-panel-solid: rgba(19, 26, 63, 0.94);
  background: var(--pg-night);
  color: var(--pg-text);
  overflow-x: clip;
}

.page-faq .faq-crumb {
  margin: 0 0 clamp(14px, 3vw, 26px);
  font-size: 13px;
}

.page-faq .faq-crumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--pg-muted);
}

.page-faq .faq-crumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--pg-line-strong);
}

.page-faq .faq-crumb a {
  color: var(--pg-muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-faq .faq-crumb a:hover,
.page-faq .faq-crumb a:focus-visible {
  color: var(--pg-cyan);
  border-bottom-color: var(--pg-cyan);
}

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

/* 首屏 */
.page-faq .faq-hero-wrap {
  position: relative;
  padding: clamp(18px, 4vw, 40px) 0 clamp(26px, 5vw, 54px);
  background:
    radial-gradient(110% 85% at 92% 0%, rgba(34, 224, 214, 0.16), transparent 62%),
    radial-gradient(90% 80% at 2% 6%, rgba(74, 91, 255, 0.22), transparent 64%),
    linear-gradient(160deg, var(--pg-night) 0%, #0C1233 62%, var(--pg-canvas) 100%);
}

.page-faq .faq-hero-wrap::after {
  content: "";
  position: absolute;
  inset: auto -10% -40px 40%;
  height: 180px;
  transform: skewY(-6deg);
  background: linear-gradient(90deg, transparent, rgba(43, 58, 168, 0.5), transparent);
  pointer-events: none;
}

.page-faq .faq-hero {
  position: relative;
  display: grid;
  gap: clamp(20px, 4vw, 38px);
  align-items: center;
}

.page-faq .faq-hero h1 {
  margin: 10px 0 0;
  font-size: clamp(27px, 5.6vw, 54px);
  line-height: 1.16;
  letter-spacing: -0.01em;
}

.page-faq .faq-hero .pg-lede {
  margin: clamp(14px, 2.4vw, 20px) 0 0;
  color: var(--pg-muted);
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.85;
  max-width: 40em;
}

.page-faq .faq-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding: 0;
}

.page-faq .faq-hero__stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 12px;
  background: rgba(43, 58, 168, 0.22);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
}

.page-faq .faq-hero__num {
  font-size: clamp(22px, 3.4vw, 30px);
  font-weight: 700;
  color: var(--pg-cyan);
  line-height: 1.2;
}

.page-faq .faq-hero__label {
  font-size: 12px;
  color: var(--pg-muted);
  letter-spacing: 0.04em;
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(18px, 3vw, 26px);
}

.page-faq .faq-hero__media {
  margin: 0;
  position: relative;
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
  border: 1px solid var(--pg-line);
}

/* 六组主题目录 */
.page-faq .faq-board {
  padding: clamp(30px, 5vw, 58px) 0;
  background:
    linear-gradient(180deg, #0E1436 0%, var(--pg-canvas) 100%);
  border-top: 1px solid var(--pg-line);
}

.page-faq .faq-board__head {
  max-width: 44em;
}

.page-faq .faq-board__head h2 {
  margin: 10px 0 0;
  font-size: clamp(23px, 3.6vw, 34px);
  font-weight: 900;
  line-height: 1.24;
}

.page-faq .faq-board__head .faq-board__lead {
  margin: 10px 0 0;
  color: var(--pg-muted);
  font-size: 15px;
  line-height: 1.8;
}

.page-faq .faq-board__list {
  display: grid;
  gap: 10px;
  margin: clamp(20px, 3.4vw, 32px) 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-board__link {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 14px 16px 16px;
  text-decoration: none;
  color: var(--pg-text);
  background: rgba(10, 14, 42, 0.66);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
  border-left: 3px solid rgba(34, 224, 214, 0.32);
  transition: background 200ms ease, transform 200ms ease, border-color 200ms ease;
}

.page-faq .faq-board__link::after {
  content: "";
  grid-column: 1 / -1;
  height: 3px;
  margin-top: 10px;
  background: linear-gradient(
    90deg,
    var(--pg-cyan) 0 var(--faq-fill),
    rgba(168, 178, 216, 0.16) var(--faq-fill) 100%
  );
}

.page-faq .faq-board__link:hover,
.page-faq .faq-board__link:focus-visible {
  background: rgba(43, 58, 168, 0.45);
  border-left-color: var(--pg-coral);
  transform: translateX(4px);
}

.page-faq .faq-board__idx {
  color: var(--pg-cyan);
  font-size: 12px;
  letter-spacing: 0.02em;
}

.page-faq .faq-board__name {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-faq .faq-board__count {
  font-size: 12px;
  color: var(--pg-muted);
  white-space: nowrap;
}

/* 双栏 */
.page-faq .faq-layout {
  display: block;
  padding: clamp(30px, 5vw, 60px) 0 clamp(40px, 6vw, 80px);
}

.page-faq .faq-toc {
  margin-bottom: clamp(24px, 4vw, 34px);
  padding: 16px 18px;
  background: var(--faq-panel);
  border-left: 2px solid var(--pg-cyan);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}

.page-faq .faq-toc__list {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.page-faq .faq-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 7px 0;
  color: var(--pg-muted);
  text-decoration: none;
  font-size: 14px;
  border-bottom: 1px solid transparent;
  transition: color 180ms ease, transform 180ms ease;
}

.page-faq .faq-toc__list a .pg-mono {
  color: rgba(34, 224, 214, 0.7);
  font-size: 12px;
}

.page-faq .faq-toc__list a:hover,
.page-faq .faq-toc__list a:focus-visible {
  color: var(--pg-text);
  transform: translateX(4px);
  border-bottom-color: var(--pg-line-strong);
}

.page-faq .faq-toc__note {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--pg-line);
  color: var(--pg-muted);
  font-size: 13px;
  line-height: 1.75;
}

/* 主题分组 */
.page-faq .faq-groups {
  display: grid;
  gap: clamp(30px, 5vw, 54px);
  min-width: 0;
}

.page-faq .faq-group {
  position: relative;
  padding: clamp(18px, 3vw, 28px) 0 0;
  border-top: 1px solid var(--pg-line);
  scroll-margin-top: calc(var(--pg-header-h) + 20px);
}

.page-faq .faq-group--teal {
  border-top-color: rgba(34, 224, 214, 0.38);
}

.page-faq .faq-group--wine {
  border-top-color: rgba(255, 107, 74, 0.4);
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(12px, 2.4vw, 20px);
  align-items: start;
}

.page-faq .faq-group__num {
  font-family: var(--pg-mono);
  font-size: clamp(34px, 7vw, 62px);
  font-weight: 700;
  line-height: 0.95;
  color: rgba(74, 91, 255, 0.42);
  letter-spacing: -0.02em;
}

.page-faq .faq-group--teal .faq-group__num {
  color: rgba(34, 224, 214, 0.38);
}

.page-faq .faq-group--wine .faq-group__num {
  color: rgba(255, 107, 74, 0.4);
}

.page-faq .faq-group__head h2 {
  margin: 0;
  font-size: clamp(21px, 3.4vw, 30px);
  font-weight: 900;
  line-height: 1.24;
}

.page-faq .faq-group__sub {
  margin: 8px 0 0;
  color: var(--pg-muted);
  font-size: 14px;
  line-height: 1.8;
  max-width: 34em;
}

.page-faq .faq-group__media {
  margin: clamp(16px, 3vw, 24px) 0 0;
}

.page-faq .faq-group__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--pg-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.page-faq .faq-group__media .pg-media__caption {
  margin: 8px 0 0;
  color: var(--pg-muted);
  font-size: 12px;
}

/* 五步流程 */
.page-faq .faq-flow {
  position: relative;
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding: 0;
  list-style: none;
  counter-reset: faq-step;
  display: grid;
  gap: 16px;
}

.page-faq .faq-flow::before {
  content: "";
  position: absolute;
  left: 17px;
  top: 14px;
  bottom: 14px;
  border-left: 1px dashed var(--pg-line-strong);
}

.page-faq .faq-flow li {
  position: relative;
  padding-left: 48px;
  color: var(--pg-muted);
  font-size: 14px;
  line-height: 1.8;
}

.page-faq .faq-flow li::before {
  counter-increment: faq-step;
  content: counter(faq-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  font-family: var(--pg-mono);
  font-size: 12px;
  color: var(--pg-cyan);
  background: var(--pg-canvas);
  border: 1px solid rgba(34, 224, 214, 0.48);
  clip-path: polygon(0 0, 100% 0, 100% 72%, 72% 100%, 0 100%);
}

.page-faq .faq-flow li strong {
  color: var(--pg-text);
  font-weight: 700;
}

/* 设置对照网格 */
.page-faq .faq-settings {
  display: grid;
  gap: 10px;
  margin: clamp(16px, 3vw, 24px) 0 0;
}

.page-faq .faq-settings__item {
  padding: 14px 16px;
  background: rgba(15, 59, 58, 0.5);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
  border-left: 2px solid rgba(34, 224, 214, 0.4);
}

.page-faq .faq-settings__count {
  display: block;
  font-size: 12px;
  color: var(--pg-cyan);
  letter-spacing: 0.02em;
}

.page-faq .faq-settings__item h3 {
  margin: 4px 0 6px;
  font-size: 16px;
  font-weight: 900;
  color: var(--pg-text);
}

.page-faq .faq-settings__item p {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--pg-muted);
}

/* 问答折叠 */
.page-faq .faq-qa {
  margin-top: 12px;
  padding: 14px 16px;
  background: var(--faq-panel);
  border-left: 3px solid rgba(168, 178, 216, 0.24);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
  transition: background 220ms ease, border-color 220ms ease;
}

.page-faq .faq-qa[open] {
  background: var(--faq-panel-solid);
  border-left-color: var(--pg-cyan);
}

.page-faq .faq-qa summary {
  position: relative;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 700;
  color: var(--pg-text);
  line-height: 1.65;
}

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

.page-faq .faq-qa summary::before {
  content: "+";
  flex: 0 0 auto;
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  margin-top: 2px;
  font-family: var(--pg-mono);
  font-size: 14px;
  color: var(--pg-cyan);
  background: rgba(34, 224, 214, 0.12);
  border: 1px solid rgba(34, 224, 214, 0.42);
}

.page-faq .faq-qa[open] summary::before {
  content: "−";
}

.page-faq .faq-qa summary:focus-visible {
  outline: 2px solid var(--pg-cyan);
  outline-offset: 3px;
}

.page-faq .faq-qa__body {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed var(--pg-line);
  color: var(--pg-muted);
  font-size: 14px;
  line-height: 1.85;
}

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

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

.page-faq .faq-qa__body ul,
.page-faq .faq-qa__body ol {
  margin: 0 0 10px;
  padding-left: 20px;
  display: grid;
  gap: 6px;
}

.page-faq .faq-qa__body li {
  line-height: 1.75;
}

.page-faq .faq-qa__body a {
  color: var(--pg-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 224, 214, 0.5);
}

.page-faq .faq-qa__body a:hover,
.page-faq .faq-qa__body a:focus-visible {
  color: var(--pg-text);
  border-bottom-color: var(--pg-text);
}

/* 联系收尾 */
.page-faq .faq-contact {
  padding: clamp(22px, 4vw, 36px);
  background:
    radial-gradient(120% 100% at 100% 0%, rgba(255, 107, 74, 0.18), transparent 60%),
    linear-gradient(150deg, var(--pg-wine-zone) 0%, #241541 100%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
  scroll-margin-top: calc(var(--pg-header-h) + 20px);
}

.page-faq .faq-contact h2 {
  margin: 10px 0 0;
  font-size: clamp(21px, 3.6vw, 30px);
  font-weight: 900;
  line-height: 1.26;
}

.page-faq .faq-contact__lead {
  margin: 10px 0 0;
  color: var(--pg-muted);
  font-size: 14px;
  line-height: 1.8;
  max-width: 40em;
}

.page-faq .faq-contact__grid {
  display: grid;
  gap: 12px;
  margin: clamp(16px, 3vw, 24px) 0 0;
}

.page-faq .faq-contact__item {
  padding: 14px 16px;
  background: rgba(10, 14, 42, 0.5);
  border-left: 2px solid rgba(34, 224, 214, 0.44);
}

.page-faq .faq-contact__label {
  display: block;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--pg-cyan);
}

.page-faq .faq-contact__value {
  margin: 6px 0 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--pg-text);
  word-break: break-word;
}

.page-faq .faq-contact__hint {
  margin: 6px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--pg-muted);
}

.page-faq .faq-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(16px, 3vw, 22px);
}

@media (min-width: 600px) {
  .page-faq .faq-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

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

@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
  }

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

@media (min-width: 1000px) {
  .page-faq .faq-layout {
    display: grid;
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    gap: clamp(24px, 3.4vw, 48px);
    align-items: start;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: calc(var(--pg-header-h) + 18px);
    margin-bottom: 0;
  }

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

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

@media (min-width: 1200px) {
  .page-faq .faq-hero__media {
    transform: translateY(-8px);
  }
}