.page-faq {
  --faq-panel: rgba(30, 42, 56, 0.78);
  --faq-panel-deep: rgba(11, 15, 20, 0.86);
  --faq-cyan-soft: rgba(0, 229, 255, 0.14);
  --faq-orange-soft: rgba(255, 107, 26, 0.16);
  background: var(--night);
  color: var(--silver);
  font-family: var(--font-body);
  padding-bottom: clamp(48px, 7vw, 96px);
  overflow-x: hidden;
}

.page-faq h1,
.page-faq h2,
.page-faq h3 {
  font-family: var(--font-display);
  color: var(--fog);
  letter-spacing: -0.025em;
  margin: 0;
}

.page-faq h1 {
  font-size: clamp(34px, 5.4vw, 60px);
  line-height: 1.05;
  font-weight: 700;
  margin-top: 14px;
}

.page-faq h2 {
  font-size: clamp(25px, 3.4vw, 40px);
  line-height: 1.14;
  font-weight: 700;
}

.page-faq h3 {
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.3;
  font-weight: 600;
}

.page-faq p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.78;
}

.page-faq a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, 0.35);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-faq a:hover,
.page-faq a:focus-visible {
  color: var(--fog);
  border-bottom-color: var(--orange);
}

.page-faq .sk-crumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  padding: 18px 0 8px;
  color: rgba(199, 208, 217, 0.7);
}

.page-faq .sk-crumbs a {
  border-bottom: none;
  color: rgba(199, 208, 217, 0.7);
}

.page-faq .sk-crumbs a:hover {
  color: var(--cyan);
}

.page-faq .section-head {
  max-width: 74ch;
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-faq .section-head h2 {
  margin: 10px 0 12px;
}

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

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-bottom: clamp(36px, 6vw, 68px);
}

.page-faq .hero-frame {
  position: relative;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  padding: clamp(18px, 3.2vw, 42px);
  background:
    radial-gradient(130% 110% at 100% 0%, rgba(0, 229, 255, 0.13), transparent 58%),
    linear-gradient(158deg, rgba(18, 58, 102, 0.92) 0%, rgba(11, 15, 20, 0.97) 76%);
  overflow: hidden;
}

.page-faq .hero-frame::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  background: repeating-linear-gradient(90deg, var(--cyan) 0 16px, transparent 16px 38px);
  opacity: 0.55;
}

.page-faq .hero-frame__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 38px);
  align-items: center;
}

.page-faq .hero-lede {
  margin-top: 16px;
  max-width: 60ch;
  color: rgba(242, 246, 250, 0.86);
}

.page-faq .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 24px 0 0;
}

.page-faq .hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  list-style: none;
  margin: 26px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--line-soft);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: rgba(199, 208, 217, 0.82);
}

.page-faq .hero-meta .mono {
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--orange);
  margin-right: 6px;
}

.page-faq .media-frame {
  display: block;
  margin: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: linear-gradient(140deg, #123a66, #0b0f14);
}

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

.page-faq .hero-figure {
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
}

/* ---------- 四栏导览 ---------- */
.page-faq .faq-cols {
  padding-bottom: clamp(40px, 6vw, 78px);
}

.page-faq .col-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-faq .col-item {
  position: relative;
  padding: 22px 20px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line-soft);
  background: linear-gradient(165deg, var(--faq-panel), var(--faq-panel-deep));
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: border-color 0.24s var(--ease), transform 0.24s var(--ease);
}

.page-faq .col-item p {
  font-size: 14.5px;
  color: rgba(199, 208, 217, 0.85);
}

.page-faq .col-item__num {
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-faq .col-item__link {
  margin-top: auto;
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  border-bottom: 1px dashed rgba(0, 229, 255, 0.45);
  padding-bottom: 2px;
}

.page-faq .col-item--focus {
  border-color: rgba(0, 229, 255, 0.55);
  background:
    linear-gradient(165deg, rgba(0, 229, 255, 0.14), rgba(11, 15, 20, 0.9) 70%);
  box-shadow: 0 0 0 1px rgba(0, 229, 255, 0.18), 0 18px 44px rgba(0, 0, 0, 0.4);
}

.page-faq .col-item--focus .col-item__num {
  color: var(--orange);
}

/* ---------- 第3栏 ---------- */
.page-faq .faq-col3 {
  padding: clamp(34px, 6vw, 74px) 0;
  background:
    linear-gradient(180deg, rgba(11, 15, 20, 0.94), rgba(8, 26, 47, 0.96));
  border-top: 1px solid var(--line-cyan);
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .col3-head {
  display: flex;
  gap: clamp(14px, 2.4vw, 30px);
  align-items: flex-start;
  margin-bottom: clamp(22px, 3.5vw, 36px);
}

.page-faq .col3-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(64px, 12vw, 140px);
  line-height: 0.78;
  color: transparent;
  -webkit-text-stroke: 2px rgba(0, 229, 255, 0.6);
  text-stroke: 2px rgba(0, 229, 255, 0.6);
  flex: 0 0 auto;
}

.page-faq .col3-head__text {
  max-width: 68ch;
}

.page-faq .col3-head__text h2 {
  margin: 10px 0 12px;
}

.page-faq .col3-head__text p {
  color: rgba(199, 208, 217, 0.9);
}

.page-faq .col3-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 32px);
}

.page-faq .col3-sub {
  font-size: 14px;
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--silver);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 26px;
  position: relative;
}

.page-faq .timeline::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 8px;
  bottom: 10px;
  width: 2px;
  background: linear-gradient(180deg, var(--cyan), rgba(0, 229, 255, 0.08));
}

.page-faq .timeline li {
  position: relative;
  padding-bottom: 18px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-faq .timeline li::before {
  content: "";
  position: absolute;
  left: -26px;
  top: 5px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--night);
  border: 2px solid var(--cyan);
  box-sizing: border-box;
}

.page-faq .timeline li.timeline__last::before {
  border-color: var(--orange);
  background: var(--orange);
}

.page-faq .timeline strong {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  color: var(--fog);
  letter-spacing: -0.01em;
}

.page-faq .timeline span {
  font-size: 14.5px;
  line-height: 1.72;
  color: rgba(199, 208, 217, 0.86);
}

.page-faq .col3-note {
  margin-top: 6px;
  padding: 14px 16px;
  border-left: 3px solid var(--orange);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  background: rgba(255, 107, 26, 0.08);
  font-size: 14px;
  color: rgba(242, 246, 250, 0.82);
}

.page-faq .table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius-md);
  border: 1px solid var(--line-soft);
  background: rgba(8, 26, 47, 0.6);
}

.page-faq .sk-table {
  width: 100%;
  min-width: 540px;
  border-collapse: collapse;
  font-size: 13.5px;
}

.page-faq .table-caption {
  caption-side: top;
  text-align: left;
  padding: 12px 14px 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: rgba(199, 208, 217, 0.6);
}

.page-faq .sk-table th,
.page-faq .sk-table td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line-soft);
  vertical-align: top;
}

.page-faq .sk-table thead th {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cyan);
  background: rgba(0, 229, 255, 0.06);
  white-space: nowrap;
}

.page-faq .sk-table tbody th {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--fog);
  white-space: nowrap;
}

.page-faq .sk-table tbody td {
  color: rgba(199, 208, 217, 0.86);
}

.page-faq .sk-table tbody tr {
  transition: background-color 0.2s var(--ease);
}

.page-faq .sk-table tbody tr:hover {
  background: rgba(0, 229, 255, 0.08);
}

.page-faq .col3-figure {
  margin-top: 18px;
}

/* ---------- 换设备重登 ---------- */
.page-faq .faq-relogin {
  padding: clamp(40px, 6vw, 78px) 0 clamp(34px, 5vw, 60px);
}

.page-faq .step-track {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: step;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-faq .step-track li {
  position: relative;
  padding: 18px 18px 18px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line-soft);
  background: linear-gradient(160deg, rgba(18, 58, 102, 0.5), rgba(11, 15, 20, 0.82));
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-faq .step-track li::before {
  counter-increment: step;
  content: "0" counter(step);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-faq .step-track h3 {
  font-size: 17px;
}

.page-faq .step-track p {
  font-size: 14.5px;
  color: rgba(199, 208, 217, 0.85);
}

.page-faq .relogin-note {
  margin-top: 18px;
  padding: 16px 18px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 200, 87, 0.4);
  background: rgba(255, 200, 87, 0.08);
}

.page-faq .relogin-note p {
  font-size: 14.5px;
  color: rgba(242, 246, 250, 0.9);
}

.page-faq .relogin-note strong {
  color: var(--amber);
  font-weight: 600;
}

/* ---------- 本地中心 ---------- */
.page-faq .faq-locals {
  padding-bottom: clamp(40px, 6vw, 78px);
}

.page-faq .local-card {
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-soft);
  padding: clamp(22px, 3.2vw, 40px);
  background:
    radial-gradient(100% 120% at 0% 0%, rgba(0, 229, 255, 0.1), transparent 60%),
    linear-gradient(150deg, rgba(30, 42, 56, 0.9), rgba(11, 15, 20, 0.92));
}

.page-faq .local-card__head {
  max-width: 68ch;
}

.page-faq .local-card__head h2 {
  margin: 10px 0 12px;
}

.page-faq .local-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
}

.page-faq .local-pills li {
  padding: 7px 15px;
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--fog);
  background: rgba(18, 58, 102, 0.7);
  border: 1px solid rgba(0, 229, 255, 0.28);
}

.page-faq .local-rules {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-faq .local-rules li {
  padding-left: 16px;
  border-left: 2px solid rgba(0, 229, 255, 0.45);
}

.page-faq .local-rules h3 {
  font-size: 16.5px;
  margin-bottom: 6px;
}

.page-faq .local-rules p {
  font-size: 14.5px;
  color: rgba(199, 208, 217, 0.85);
}

/* ---------- 常见问题 ---------- */
.page-faq .faq-list-wrap {
  padding-bottom: clamp(36px, 5vw, 64px);
}

.page-faq .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-bottom: 20px;
}

.page-faq .sk-chip {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line-soft);
  background: rgba(30, 42, 56, 0.7);
  color: var(--silver);
  cursor: pointer;
  transition: background-color 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-faq .sk-chip:hover,
.page-faq .sk-chip:focus-visible {
  border-color: rgba(0, 229, 255, 0.55);
  color: var(--fog);
}

.page-faq .sk-chip[aria-pressed="true"] {
  background: var(--faq-cyan-soft);
  border-color: var(--cyan);
  color: var(--cyan);
}

.page-faq .faq-items {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-faq .faq-item {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  background: linear-gradient(160deg, rgba(30, 42, 56, 0.72), rgba(11, 15, 20, 0.78));
  overflow: hidden;
  transition: border-color 0.22s var(--ease);
}

.page-faq .faq-item[open] {
  border-color: rgba(0, 229, 255, 0.45);
  background: linear-gradient(160deg, rgba(0, 229, 255, 0.09), rgba(11, 15, 20, 0.85));
}

.page-faq .faq-item summary {
  position: relative;
  cursor: pointer;
  list-style: none;
  padding: 16px 52px 16px 18px;
  font-family: var(--font-display);
  font-size: clamp(15.5px, 1.9vw, 18px);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--fog);
  line-height: 1.45;
}

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

.page-faq .faq-item summary::after {
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--cyan);
}

.page-faq .faq-item[open] summary::after {
  content: "–";
  color: var(--orange);
}

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

.page-faq .faq-item__body {
  padding: 0 18px 18px;
  border-top: 1px solid var(--line-soft);
  margin-top: 0;
  padding-top: 14px;
}

.page-faq .faq-item__body p {
  font-size: 14.5px;
  color: rgba(199, 208, 217, 0.88);
}

.page-faq .sk-empty {
  margin-top: 16px;
  padding: 16px 18px;
  border-radius: var(--radius-md);
  border: 1px dashed rgba(255, 200, 87, 0.5);
  background: rgba(255, 200, 87, 0.07);
  font-size: 14px;
  color: rgba(242, 246, 250, 0.85);
}

/* ---------- 收尾 ---------- */
.page-faq .faq-cta {
  padding-bottom: clamp(20px, 4vw, 40px);
}

.page-faq .cta-card {
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 107, 26, 0.35);
  padding: clamp(22px, 3.2vw, 40px);
  background:
    radial-gradient(120% 130% at 100% 100%, rgba(255, 107, 26, 0.16), transparent 62%),
    linear-gradient(150deg, rgba(18, 58, 102, 0.85), rgba(11, 15, 20, 0.94));
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  align-items: center;
}

.page-faq .cta-card__text h2 {
  margin-bottom: 10px;
}

.page-faq .cta-card__text p {
  max-width: 62ch;
  color: rgba(242, 246, 250, 0.86);
}

.page-faq .cta-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.page-faq .copy-btn {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  border: 1px dashed rgba(0, 229, 255, 0.5);
  background: transparent;
  color: var(--cyan);
  cursor: pointer;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-faq .copy-btn:hover,
.page-faq .copy-btn:focus-visible {
  background: rgba(0, 229, 255, 0.1);
  color: var(--fog);
}

.page-faq .copy-btn[data-state="ok"] {
  border-color: var(--green);
  color: var(--green);
  border-style: solid;
}

.page-faq .sk-btn {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  padding: 11px 22px;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  background: var(--orange);
  color: var(--night);
  font-weight: 700;
  cursor: pointer;
  display: inline-block;
  border-bottom: 1px solid transparent;
}

.page-faq .sk-btn:hover,
.page-faq .sk-btn:focus-visible {
  color: var(--night);
  border-bottom-color: transparent;
  filter: brightness(1.08);
}

.page-faq .sk-btn--ghost,
.page-faq .sk-btn--quiet {
  background: transparent;
  color: var(--cyan);
  border: 1px solid rgba(0, 229, 255, 0.5);
  font-weight: 500;
}

.page-faq .sk-btn--quiet {
  color: var(--silver);
  border-color: var(--line-soft);
}

.page-faq .sk-btn--ghost:hover,
.page-faq .sk-btn--ghost:focus-visible {
  color: var(--fog);
  border-color: var(--cyan);
  background: rgba(0, 229, 255, 0.1);
}

.page-faq .sk-btn--quiet:hover,
.page-faq .sk-btn--quiet:focus-visible {
  color: var(--fog);
  border-color: rgba(199, 208, 217, 0.5);
  background: rgba(199, 208, 217, 0.1);
}

.page-faq .sk-btn:focus-visible,
.page-faq .sk-chip:focus-visible,
.page-faq .copy-btn:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

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

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

@media (min-width: 900px) {
  .page-faq .hero-frame__grid {
    grid-template-columns: 1.06fr 0.94fr;
  }
  .page-faq .cta-card {
    grid-template-columns: 1.25fr 0.75fr;
  }
  .page-faq .cta-card__actions {
    justify-content: flex-end;
  }
  .page-faq .col3-grid {
    grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-faq .col-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-faq .step-track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-faq .local-rules {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 480px) {
  .page-faq .hero-frame {
    padding: 16px;
  }
  .page-faq .col3-num {
    font-size: 56px;
  }
  .page-faq .hero-meta {
    gap: 8px 16px;
    font-size: 12.5px;
  }
  .page-faq .faq-item summary {
    padding: 14px 46px 14px 15px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .col-item,
  .page-faq .faq-item,
  .page-faq .sk-table tbody tr,
  .page-faq .sk-chip,
  .page-faq .copy-btn,
  .page-faq a {
    transition: none;
  }
}