.page-faq {
  overflow-x: hidden;
  padding-bottom: 3rem;
  color: var(--paper);
}

.page-faq .faq-hero {
  position: relative;
  display: grid;
  gap: 2rem;
  padding: 2.75rem 0 2.5rem;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: min(220px, 46%);
  height: 4px;
  background: linear-gradient(90deg, var(--gold), var(--orange));
  clip-path: polygon(0 0, 100% 0, calc(100% - 16px) 100%, 0 100%);
}

.page-faq .hero-title {
  margin: .7rem 0 1rem;
  font-size: clamp(2rem, 8.4vw, 3.4rem);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: .05em;
  color: var(--paper);
}

.page-faq .faq-hero .lede {
  max-width: 58ch;
  margin: 0;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--paper-dim);
}

.page-faq .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: 1.5rem;
}

.page-faq .hero-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .55rem;
  padding: .9rem;
  border: 2px solid var(--line);
  background: var(--panel);
  box-shadow: 8px 8px 0 rgba(36, 26, 61, .5);
}

.page-faq .fact {
  display: grid;
  gap: .28rem;
  min-width: 0;
}

.page-faq .fact-num {
  font-family: var(--font-mono);
  font-size: clamp(1.15rem, 5vw, 1.7rem);
  line-height: 1;
  letter-spacing: .02em;
  color: var(--gold);
}

.page-faq .fact-label {
  font-size: .72rem;
  line-height: 1.5;
  color: var(--muted);
  word-break: break-word;
}

.page-faq .qa-section {
  padding: 2.75rem 0;
  border-top: 2px solid var(--line);
}

.page-faq .section-head {
  display: grid;
  gap: .55rem;
  margin-bottom: 1.75rem;
}

.page-faq .section-head h2 {
  margin: 0;
  font-size: clamp(1.45rem, 5vw, 2rem);
  font-weight: 900;
  line-height: 1.28;
  letter-spacing: .05em;
  color: var(--paper);
}

.page-faq .section-sub {
  margin: 0;
  max-width: 62ch;
  font-size: .92rem;
  line-height: 1.8;
  color: var(--muted);
}

/* 索引 */
.page-faq .index-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: .75rem;
}

.page-faq .index-card {
  display: grid;
  grid-template-columns: 2.2rem minmax(0, 1fr) auto;
  grid-template-areas:
    "num name count"
    "num desc desc";
  gap: .32rem .7rem;
  padding: .95rem 1rem;
  background: var(--panel);
  border: 2px solid var(--line);
  border-left: 4px solid var(--line);
  color: var(--paper);
  text-decoration: none;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}

.page-faq .index-num {
  grid-area: num;
  padding-top: .2rem;
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .08em;
  color: var(--gold);
}

.page-faq .index-name {
  grid-area: name;
  font-size: 1.02rem;
  font-weight: 800;
  letter-spacing: .04em;
}

.page-faq .index-desc {
  grid-area: desc;
  font-size: .82rem;
  line-height: 1.6;
  color: var(--muted);
}

.page-faq .index-count {
  grid-area: count;
  font-family: var(--font-mono);
  font-size: .72rem;
  white-space: nowrap;
  color: var(--cyan);
}

.page-faq .index-card:hover,
.page-faq .index-card:focus-visible {
  transform: translate(-2px, -3px);
  border-color: var(--gold);
  border-left-color: var(--orange);
  box-shadow: 6px 6px 0 rgba(242, 193, 78, .22);
}

/* 大屏版 */
.page-faq .screen-layout {
  display: grid;
  gap: 1.6rem;
}

.page-faq .screen-figure {
  display: grid;
  gap: .65rem;
  margin: 0;
}

.page-faq .figure-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 2px solid var(--line);
  background: var(--panel);
  object-fit: cover;
}

.page-faq .ruler {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 2px;
  border: 2px solid var(--line);
  background: var(--line);
}

.page-faq .ruler-tick {
  display: grid;
  gap: .2rem;
  padding: .5rem .4rem;
  font-family: var(--font-mono);
  font-size: .78rem;
  text-align: center;
  color: var(--muted);
  background: var(--ink-deep);
  border-top: 3px solid var(--line);
}

.page-faq .ruler-tick--hot {
  color: var(--cyan);
  background: rgba(95, 211, 196, .08);
  border-top-color: var(--cyan);
}

.page-faq .ruler-unit {
  font-size: .66rem;
  letter-spacing: .06em;
  color: var(--muted);
}

.page-faq .screen-lead {
  margin: 0 0 1rem;
  font-size: .96rem;
  line-height: 1.85;
  color: var(--paper-dim);
}

.page-faq .bullets {
  list-style: none;
  display: grid;
  gap: .7rem;
  margin: 0 0 1.1rem;
  padding: 0;
}

.page-faq .bullets li {
  position: relative;
  padding-left: 1.15rem;
  font-size: .9rem;
  line-height: 1.8;
  color: var(--paper-dim);
}

.page-faq .bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: .5rem;
  height: 2px;
  background: var(--gold);
}

.page-faq .bullets strong {
  color: var(--paper);
}

.page-faq .screen-foot {
  margin: 1rem 0 0;
  padding: .75rem .9rem;
  border-left: 3px solid var(--orange);
  background: rgba(255, 122, 61, .07);
  font-size: .86rem;
  line-height: 1.75;
  color: var(--paper-dim);
}

/* 第3栏 */
.page-faq .access-layout {
  display: grid;
  gap: 1.5rem;
}

.page-faq .step-row {
  display: grid;
  gap: .75rem;
  margin-bottom: 1.25rem;
}

.page-faq .step-card {
  display: grid;
  gap: .3rem;
  padding: .9rem 1rem;
  border: 2px solid var(--line);
  background: var(--panel);
}

.page-faq .step-card--gold {
  border-color: var(--gold);
  background: var(--panel-2);
  box-shadow: 6px 6px 0 rgba(242, 193, 78, .18);
}

.page-faq .step-num {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--orange);
}

.page-faq .step-title {
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: .03em;
}

.page-faq .step-text {
  font-size: .84rem;
  line-height: 1.65;
  color: var(--muted);
}

.page-faq .access-aside {
  display: grid;
  gap: .8rem;
  align-content: start;
}

.page-faq .access-aside-text {
  margin: 0;
  padding: .75rem .9rem;
  border-left: 3px solid var(--gold);
  background: rgba(242, 193, 78, .07);
  font-size: .85rem;
  line-height: 1.75;
  color: var(--paper-dim);
}

/* 手风琴 */
.page-faq .qa {
  margin-bottom: .7rem;
  border: 2px solid var(--line);
  background: var(--panel);
  transition: border-color var(--dur) var(--ease);
}

.page-faq .qa[open] {
  border-color: rgba(242, 193, 78, .6);
}

.page-faq .qa:target {
  border-color: var(--cyan);
}

.page-faq .qa-summary {
  display: flex;
  align-items: baseline;
  gap: .85rem;
  padding: .95rem 1rem;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .qa-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .08em;
  color: var(--gold);
}

.page-faq .qa-q {
  font-size: .98rem;
  font-weight: 700;
  line-height: 1.6;
  letter-spacing: .02em;
  color: var(--paper);
}

.page-faq .qa-tick {
  position: relative;
  flex: none;
  margin-left: auto;
  width: 16px;
  height: 16px;
  align-self: center;
}

.page-faq .qa-tick::before,
.page-faq .qa-tick::after {
  content: "";
  position: absolute;
  background: var(--orange);
  transition: transform var(--dur) var(--ease);
}

.page-faq .qa-tick::before {
  left: 0;
  top: 7px;
  width: 16px;
  height: 2px;
}

.page-faq .qa-tick::after {
  left: 7px;
  top: 0;
  width: 2px;
  height: 16px;
}

.page-faq .qa[open] .qa-tick::after {
  transform: scaleY(0);
}

.page-faq .qa-body {
  padding: 1rem;
  border-top: 1px solid var(--line);
  font-size: .9rem;
  line-height: 1.8;
  color: var(--paper-dim);
}

.page-faq .qa-body p {
  margin: 0 0 .7rem;
}

.page-faq .qa-steps {
  display: grid;
  gap: .55rem;
  margin: .6rem 0 .8rem;
  padding: 0;
  list-style: none;
  counter-reset: qa-step;
}

.page-faq .qa-steps li {
  display: grid;
  grid-template-columns: 1.9rem minmax(0, 1fr);
  gap: .6rem;
  counter-increment: qa-step;
}

.page-faq .qa-steps li::before {
  content: counter(qa-step, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: .78rem;
  line-height: 1.9;
  color: var(--cyan);
}

.page-faq .qa-note {
  margin: 0 0 .75rem;
  padding: .6rem .8rem;
  border-left: 3px solid var(--wine);
  background: rgba(90, 31, 46, .28);
  font-size: .83rem;
  line-height: 1.7;
  color: var(--paper-dim);
}

.page-faq .qa-anchor {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .06em;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px dashed var(--line);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

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

/* 版本三问 */
.page-faq .pick-grid {
  display: grid;
  gap: .9rem;
}

.page-faq .pick {
  padding: 1.1rem;
  border: 2px solid var(--line);
  border-top: 4px solid var(--cyan);
  background: var(--panel);
}

.page-faq .pick:nth-child(2) {
  border-top-color: var(--gold);
}

.page-faq .pick:nth-child(3) {
  border-top-color: var(--orange);
}

.page-faq .pick-num {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .12em;
  color: var(--muted);
}

.page-faq .pick-q {
  margin: .55rem 0 .55rem;
  font-size: 1.02rem;
  line-height: 1.45;
  letter-spacing: .03em;
  color: var(--paper);
}

.page-faq .pick-a {
  margin: 0;
  font-size: .88rem;
  line-height: 1.8;
  color: var(--paper-dim);
}

.page-faq .pick-foot,
.page-faq .help-foot {
  margin: 1.5rem 0 0;
  font-size: .88rem;
  line-height: 1.85;
  color: var(--muted);
}

/* 海外 */
.page-faq .overseas-list {
  display: grid;
  gap: .75rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .overseas-list li {
  display: grid;
  grid-template-columns: 2.2rem minmax(0, 1fr);
  gap: .9rem;
  padding: .95rem 1rem;
  border: 2px solid var(--line);
  background: linear-gradient(180deg, rgba(11, 59, 58, .55), rgba(11, 59, 58, .05));
}

.page-faq .ov-num {
  padding-top: .2rem;
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .08em;
  color: var(--cyan);
}

.page-faq .overseas-list h3 {
  margin: 0 0 .35rem;
  font-size: .98rem;
  line-height: 1.5;
  letter-spacing: .03em;
  color: var(--paper);
}

.page-faq .overseas-list p {
  margin: 0;
  font-size: .87rem;
  line-height: 1.8;
  color: var(--paper-dim);
}

/* 人工协助 */
.page-faq .help-grid {
  display: grid;
  gap: .9rem;
}

.page-faq .help-card {
  padding: 1.1rem;
  border: 2px solid var(--line);
  border-bottom: 4px solid var(--gold);
  background: var(--panel);
}

.page-faq .help-label {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .18em;
  color: var(--muted);
}

.page-faq .help-value {
  display: block;
  margin: .55rem 0 .5rem;
  font-family: var(--font-mono);
  font-size: .92rem;
  line-height: 1.55;
  letter-spacing: .02em;
  color: var(--gold);
  word-break: break-word;
}

.page-faq .help-value--text {
  font-family: var(--font-sans);
  font-size: .9rem;
  letter-spacing: .02em;
  color: var(--paper);
}

.page-faq .help-text {
  margin: 0;
  font-size: .84rem;
  line-height: 1.75;
  color: var(--muted);
}

/* 行内链接 */
.page-faq .inline-link {
  color: var(--gold);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color var(--dur) var(--ease);
}

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

@media (min-width: 640px) {
  .page-faq .index-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

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

@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1fr) 250px;
    align-items: end;
    gap: 2.5rem;
    padding: 3.5rem 0 3rem;
  }

  .page-faq .hero-facts {
    grid-template-columns: 1fr;
    gap: .9rem;
    padding: 1.1rem;
    box-shadow: 10px 10px 0 rgba(36, 26, 61, .55);
  }

  .page-faq .qa-section {
    padding: 4rem 0;
  }

  .page-faq .screen-layout {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: start;
    gap: 2.25rem;
  }

  .page-faq .access-layout {
    grid-template-columns: minmax(0, 1fr) 300px;
    align-items: start;
    gap: 2.25rem;
  }

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

@media (min-width: 1120px) {
  .page-faq .index-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .index-card,
  .page-faq .qa,
  .page-faq .qa-tick::before,
  .page-faq .qa-tick::after,
  .page-faq .qa-anchor,
  .page-faq .inline-link {
    transition: none;
  }

  .page-faq .index-card:hover,
  .page-faq .index-card:focus-visible {
    transform: none;
  }
}