.page-faq {
  --faq-card: rgba(23, 54, 78, 0.55);
  --faq-ink-soft: rgba(10, 26, 42, 0.74);
}

.page-faq__hero {
  position: relative;
  overflow: hidden;
  padding-top: clamp(26px, 6vw, 52px);
  padding-bottom: clamp(38px, 7vw, 78px);
}

.page-faq__hero::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -18%;
  width: 460px;
  height: 460px;
  background: radial-gradient(circle at 50% 50%, rgba(201, 162, 39, 0.16), transparent 68%);
  pointer-events: none;
}

.page-faq .breadcrumb {
  margin-bottom: clamp(18px, 4vw, 30px);
}

.page-faq__hero h1 {
  margin-top: 14px;
  max-width: 20ch;
}

.page-faq__hero .lede {
  margin-top: 18px;
  max-width: 62ch;
}

.page-faq .faq-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: clamp(26px, 5vw, 40px);
  padding-top: 20px;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-jump__link {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: 0.06em;
  color: var(--mist);
  text-decoration: none;
  padding-bottom: 3px;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .faq-jump__link:hover,
.page-faq .faq-jump__link:focus-visible {
  color: var(--gold-soft);
  border-bottom-color: var(--line);
}

.page-faq .chapter-no {
  margin-bottom: 10px;
}

.page-faq .display-2 {
  max-width: 26ch;
}

.page-faq .body-text {
  margin-top: 16px;
  max-width: 64ch;
}

.page-faq .body-text + .body-text {
  margin-top: 12px;
}

.page-faq .faq-inline-link {
  color: var(--gold-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-inline-link:hover,
.page-faq .faq-inline-link:focus-visible {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

/* 双端分段切换 */
.page-faq .faq-tabs {
  margin-top: clamp(24px, 4vw, 38px);
}

.page-faq .faq-tabs__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.page-faq .faq-tabs__bar {
  display: flex;
  gap: 4px;
  width: 100%;
  max-width: 400px;
  padding: 5px;
  border: 1px solid var(--line);
  background: rgba(10, 26, 42, 0.45);
  border-radius: 2px;
}

.page-faq .faq-tabs__label {
  flex: 1 1 0;
  text-align: center;
  padding: 10px 8px;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: 0.1em;
  color: var(--mist);
  border-radius: 1px;
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}

.page-faq .faq-tabs__label:hover {
  color: var(--gold-soft);
}

.page-faq #device-desktop:checked ~ .faq-tabs__bar .faq-tabs__label--desktop,
.page-faq #device-mobile:checked ~ .faq-tabs__bar .faq-tabs__label--mobile {
  background: var(--gold);
  color: var(--royal-900);
}

.page-faq #device-desktop:focus-visible ~ .faq-tabs__bar .faq-tabs__label--desktop,
.page-faq #device-mobile:focus-visible ~ .faq-tabs__bar .faq-tabs__label--mobile {
  outline: 2px solid var(--gold-soft);
  outline-offset: 2px;
}

.page-faq .faq-tabs__figure {
  margin-top: clamp(20px, 3vw, 28px);
}

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

.page-faq .faq-tabs__panel {
  display: none;
  margin-top: clamp(18px, 3vw, 26px);
}

.page-faq #device-desktop:checked ~ .faq-tabs__panel--desktop,
.page-faq #device-mobile:checked ~ .faq-tabs__panel--mobile {
  display: block;
}

/* 分步卡片 */
.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .faq-steps--paper {
  margin-top: clamp(22px, 4vw, 32px);
  gap: 14px;
}

.page-faq .faq-step {
  position: relative;
  padding: 16px 18px 18px 52px;
  border-left: 1px solid var(--line);
  background: linear-gradient(90deg, var(--faq-card), rgba(10, 26, 42, 0));
}

.page-faq .faq-step__no {
  position: absolute;
  left: 16px;
  top: 17px;
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-faq .faq-step__title {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--step-0);
  line-height: 1.55;
  color: var(--paper);
}

.page-faq .faq-step__text {
  margin: 8px 0 0;
  font-size: var(--step-0);
  line-height: 1.75;
  color: var(--paper-dim);
  max-width: 60ch;
}

.page-faq .band--paper .faq-step {
  background: rgba(255, 255, 255, 0.68);
  border-left: 2px solid var(--gold);
}

.page-faq .band--paper .faq-step__no {
  color: var(--amber-ink);
}

.page-faq .band--paper .faq-step__title {
  color: var(--ink-on-paper);
}

.page-faq .band--paper .faq-step__text {
  color: var(--faq-ink-soft);
}

.page-faq .band--paper .faq-inline-link {
  color: var(--amber-ink);
  border-bottom-color: rgba(138, 106, 18, 0.45);
}

/* 三种查找路径 */
.page-faq .faq-paths {
  display: grid;
  gap: 14px;
  margin-top: clamp(22px, 4vw, 34px);
}

.page-faq .faq-path {
  padding: 20px 18px 22px;
  border-top: 1px solid var(--line);
  background: rgba(23, 54, 78, 0.34);
}

.page-faq .faq-path__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step-1);
  line-height: 1.4;
  color: var(--paper);
}

.page-faq .faq-path__text {
  margin: 10px 0 0;
  font-size: var(--step-0);
  line-height: 1.75;
  color: var(--paper-dim);
}

.page-faq .faq-path__fit {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: 0.04em;
  color: var(--mist);
}

/* 收藏管理 */
.page-faq .faq-saved {
  display: grid;
  gap: clamp(22px, 4vw, 38px);
  align-items: center;
}

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

.page-faq .faq-saved__text .body-text {
  margin-top: 14px;
}

.page-faq .faq-saved__text .btn {
  margin-top: 22px;
}

/* 版本区 */
.page-faq .faq-versions {
  list-style: none;
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-faq .faq-version {
  display: grid;
  gap: 4px 18px;
  padding: 15px 4px;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-version__no {
  font-family: var(--font-mono);
  font-size: var(--step-0);
  letter-spacing: 0.06em;
  color: var(--gold-soft);
}

.page-faq .faq-version__desc {
  font-size: var(--step-0);
  line-height: 1.7;
  color: var(--paper-dim);
}

.page-faq .faq-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 34px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-stat__num {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--step-2);
  letter-spacing: 0.02em;
  color: var(--gold);
}

.page-faq .faq-stat__label {
  display: block;
  margin-top: 6px;
  font-size: var(--step--1);
  color: var(--mist);
}

/* 常见问题手风琴 */
.page-faq .faq-list {
  margin-top: clamp(20px, 4vw, 32px);
  border-top: 1px solid rgba(10, 26, 42, 0.16);
}

.page-faq .faq-item {
  border-bottom: 1px solid rgba(10, 26, 42, 0.16);
}

.page-faq .faq-item__q {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step-0);
  line-height: 1.6;
  color: var(--ink-on-paper);
}

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

.page-faq .faq-item__q::after {
  content: "+";
  margin-left: auto;
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  line-height: 1;
  color: var(--amber-ink);
}

.page-faq .faq-item[open] .faq-item__q::after {
  content: "−";
}

.page-faq .faq-item__q:focus-visible {
  outline: 2px solid var(--amber-ink);
  outline-offset: 3px;
}

.page-faq .faq-item__a {
  padding: 0 0 18px;
}

.page-faq .faq-item__a p {
  margin: 0;
  max-width: 64ch;
  font-size: var(--step-0);
  line-height: 1.78;
  color: var(--faq-ink-soft);
}

/* 联系支持 */
.page-faq .faq-support {
  display: grid;
  gap: clamp(18px, 3vw, 26px);
  margin-top: clamp(22px, 4vw, 34px);
}

.page-faq .faq-support__block {
  padding: 22px 20px 24px;
  border: 1px solid var(--line);
  background: rgba(16, 40, 61, 0.62);
}

.page-faq .faq-support__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-faq .faq-support__value {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  line-height: 1.5;
  color: var(--paper);
  word-break: break-word;
}

.page-faq .faq-support__meta {
  margin: 12px 0 0;
  font-size: var(--step--1);
  line-height: 1.7;
  color: var(--mist);
}

.page-faq #support .body-text:last-of-type {
  margin-top: clamp(22px, 4vw, 30px);
}

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

  .page-faq .faq-version {
    grid-template-columns: 110px minmax(0, 1fr);
    align-items: baseline;
  }

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

@media (min-width: 900px) {
  .page-faq .faq-saved {
    grid-template-columns: 7fr 5fr;
  }

  .page-faq .faq-saved__figure {
    grid-row: 1;
  }

  .page-faq .faq-saved__text {
    grid-row: 1;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-paths {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-tabs__panel .faq-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

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

@media (min-width: 1180px) {
  .page-faq__hero h1 {
    max-width: 18ch;
  }

  .page-faq .faq-tabs__figure {
    margin-top: 30px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-jump__link,
  .page-faq .faq-tabs__label {
    transition: none;
  }
}



.page-faq {
  --faq-card: rgba(23, 54, 78, 0.55);
  --faq-ink-soft: rgba(10, 26, 42, 0.74);
}

.page-faq__hero {
  position: relative;
  overflow: hidden;
  padding-top: clamp(26px, 6vw, 52px);
  padding-bottom: clamp(38px, 7vw, 78px);
}

.page-faq__hero::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -18%;
  width: 460px;
  height: 460px;
  background: radial-gradient(circle at 50% 50%, rgba(201, 162, 39, 0.16), transparent 68%);
  pointer-events: none;
}

.page-faq .breadcrumb {
  margin-bottom: clamp(18px, 4vw, 30px);
}

.page-faq__hero h1 {
  margin-top: 14px;
  max-width: 20ch;
}

.page-faq__hero .lede {
  margin-top: 18px;
  max-width: 62ch;
}

.page-faq .faq-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: clamp(26px, 5vw, 40px);
  padding-top: 20px;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-jump__link {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: 0.06em;
  color: var(--mist);
  text-decoration: none;
  padding-bottom: 3px;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .faq-jump__link:hover,
.page-faq .faq-jump__link:focus-visible {
  color: var(--gold-soft);
  border-bottom-color: var(--line);
}

.page-faq .chapter-no {
  margin-bottom: 10px;
}

.page-faq .display-2 {
  max-width: 26ch;
}

.page-faq .body-text {
  margin-top: 16px;
  max-width: 64ch;
}

.page-faq .body-text + .body-text {
  margin-top: 12px;
}

.page-faq .faq-inline-link {
  color: var(--gold-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-inline-link:hover,
.page-faq .faq-inline-link:focus-visible {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

.page-faq .faq-tabs {
  margin-top: clamp(24px, 4vw, 38px);
}

.page-faq .faq-tabs__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.page-faq .faq-tabs__bar {
  display: flex;
  gap: 4px;
  width: 100%;
  max-width: 400px;
  padding: 5px;
  border: 1px solid var(--line);
  background: rgba(10, 26, 42, 0.45);
  border-radius: 2px;
}

.page-faq .faq-tabs__label {
  flex: 1 1 0;
  text-align: center;
  padding: 10px 8px;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: 0.1em;
  color: var(--mist);
  border-radius: 1px;
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}

.page-faq .faq-tabs__label:hover {
  color: var(--gold-soft);
}

.page-faq #device-desktop:checked ~ .faq-tabs__bar .faq-tabs__label--desktop,
.page-faq #device-mobile:checked ~ .faq-tabs__bar .faq-tabs__label--mobile {
  background: var(--gold);
  color: var(--royal-900);
}

.page-faq #device-desktop:focus-visible ~ .faq-tabs__bar .faq-tabs__label--desktop,
.page-faq #device-mobile:focus-visible ~ .faq-tabs__bar .faq-tabs__label--mobile {
  outline: 2px solid var(--gold-soft);
  outline-offset: 2px;
}

.page-faq .faq-tabs__figure {
  margin-top: clamp(20px, 3vw, 28px);
}

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

.page-faq .faq-tabs__panel {
  display: none;
  margin-top: clamp(18px, 3vw, 26px);
}

.page-faq #device-desktop:checked ~ .faq-tabs__panel--desktop,
.page-faq #device-mobile:checked ~ .faq-tabs__panel--mobile {
  display: block;
}

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

.page-faq .faq-steps--paper {
  margin-top: clamp(22px, 4vw, 32px);
  gap: 14px;
}

.page-faq .faq-step {
  position: relative;
  padding: 16px 18px 18px 52px;
  border-left: 1px solid var(--line);
  background: linear-gradient(90deg, var(--faq-card), rgba(10, 26, 42, 0));
}

.page-faq .faq-step__no {
  position: absolute;
  left: 16px;
  top: 17px;
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-faq .faq-step__title {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--step-0);
  line-height: 1.55;
  color: var(--paper);
}

.page-faq .faq-step__text {
  margin: 8px 0 0;
  font-size: var(--step-0);
  line-height: 1.75;
  color: var(--paper-dim);
  max-width: 60ch;
}

.page-faq .band--paper .faq-step {
  background: rgba(255, 255, 255, 0.68);
  border-left: 2px solid var(--gold);
}

.page-faq .band--paper .faq-step__no {
  color: var(--amber-ink);
}

.page-faq .band--paper .faq-step__title {
  color: var(--ink-on-paper);
}

.page-faq .band--paper .faq-step__text {
  color: var(--faq-ink-soft);
}

.page-faq .band--paper .faq-inline-link {
  color: var(--amber-ink);
  border-bottom-color: rgba(138, 106, 18, 0.45);
}

.page-faq .faq-paths {
  display: grid;
  gap: 14px;
  margin-top: clamp(22px, 4vw, 34px);
}

.page-faq .faq-path {
  padding: 20px 18px 22px;
  border-top: 1px solid var(--line);
  background: rgba(23, 54, 78, 0.34);
}

.page-faq .faq-path__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step-1);
  line-height: 1.4;
  color: var(--paper);
}

.page-faq .faq-path__text {
  margin: 10px 0 0;
  font-size: var(--step-0);
  line-height: 1.75;
  color: var(--paper-dim);
}

.page-faq .faq-path__fit {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-faq .faq-saved {
  display: grid;
  gap: clamp(22px, 4vw, 38px);
  align-items: center;
}

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

.page-faq .faq-saved__text .body-text {
  margin-top: 14px;
}

.page-faq .faq-saved__text .btn {
  margin-top: 22px;
}

.page-faq .faq-versions {
  list-style: none;
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-faq .faq-version {
  display: grid;
  gap: 4px 18px;
  padding: 15px 4px;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-version__no {
  font-family: var(--font-mono);
  font-size: var(--step-0);
  letter-spacing: 0.06em;
  color: var(--gold-soft);
}

.page-faq .faq-version__desc {
  font-size: var(--step-0);
  line-height: 1.7;
  color: var(--paper-dim);
}

.page-faq .faq-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 34px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-stat__num {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--step-2);
  letter-spacing: 0.02em;
  color: var(--gold);
}

.page-faq .faq-stat__label {
  display: block;
  margin-top: 6px;
  font-size: var(--step--1);
  color: var(--mist);
}

.page-faq .faq-list {
  margin-top: clamp(20px, 4vw, 32px);
  border-top: 1px solid rgba(10, 26, 42, 0.16);
}

.page-faq .faq-item {
  border-bottom: 1px solid rgba(10, 26, 42, 0.16);
}

.page-faq .faq-item__q {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step-0);
  line-height: 1.6;
  color: var(--ink-on-paper);
}

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

.page-faq .faq-item__q::after {
  content: "+";
  margin-left: auto;
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  line-height: 1;
  color: var(--amber-ink);
}

.page-faq .faq-item[open] .faq-item__q::after {
  content: "−";
}

.page-faq .faq-item__q:focus-visible {
  outline: 2px solid var(--amber-ink);
  outline-offset: 3px;
}

.page-faq .faq-item__a {
  padding: 0 0 18px;
}

.page-faq .faq-item__a p {
  margin: 0;
  max-width: 64ch;
  font-size: var(--step-0);
  line-height: 1.78;
  color: var(--faq-ink-soft);
}

.page-faq .faq-support {
  display: grid;
  gap: clamp(18px, 3vw, 26px);
  margin-top: clamp(22px, 4vw, 34px);
}

.page-faq .faq-support__block {
  padding: 22px 20px 24px;
  border: 1px solid var(--line);
  background: rgba(16, 40, 61, 0.62);
}

.page-faq .faq-support__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-faq .faq-support__value {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  line-height: 1.5;
  color: var(--paper);
  word-break: break-word;
}

.page-faq .faq-support__meta {
  margin: 12px 0 0;
  font-size: var(--step--1);
  line-height: 1.7;
  color: var(--mist);
}

.page-faq #support .body-text:last-of-type {
  margin-top: clamp(22px, 4vw, 30px);
}

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

  .page-faq .faq-version {
    grid-template-columns: 110px minmax(0, 1fr);
    align-items: baseline;
  }

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

@media (min-width: 900px) {
  .page-faq .faq-saved {
    grid-template-columns: 7fr 5fr;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-paths {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-tabs__panel .faq-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

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

@media (min-width: 1180px) {
  .page-faq__hero h1 {
    max-width: 18ch;
  }

  .page-faq .faq-tabs__figure {
    margin-top: 30px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-jump__link,
  .page-faq .faq-tabs__label {
    transition: none;
  }
}