.page-faq {
  background: var(--paper);
  color: var(--text);
}

.page-faq h1,
.page-faq h2,
.page-faq h3 {
  font-family: var(--font-serif);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.page-faq h1 {
  margin: 18px 0 0;
  font-size: clamp(2.15rem, 5.4vw, 4rem);
  font-weight: 800;
  line-height: 1.14;
  color: var(--champagne);
}

.page-faq h2 {
  margin: 14px 0 0;
  font-size: clamp(1.55rem, 3vw, 2.35rem);
  line-height: 1.28;
}

.page-faq h3 {
  margin: 0 0 6px;
  font-size: 1.1rem;
  line-height: 1.5;
  letter-spacing: -0.01em;
}

.page-faq p {
  line-height: 1.85;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(28px, 4vw, 48px) 0 clamp(36px, 5vw, 64px);
  background: var(--ink);
  color: var(--champagne);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  top: -34%;
  right: -14%;
  width: 44vw;
  height: 44vw;
  background: radial-gradient(circle at center, rgba(231, 181, 99, 0.13), transparent 62%);
  pointer-events: none;
}

.page-faq .faq-hero .breadcrumb a {
  color: var(--slate);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-hero .breadcrumb a:hover,
.page-faq .faq-hero .breadcrumb a:focus-visible {
  color: var(--amber);
}

.page-faq .faq-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 40px);
  margin-top: clamp(24px, 4vw, 44px);
}

.page-faq .faq-hero .eyebrow {
  color: var(--amber);
}

.page-faq .faq-hero__intro {
  margin: 22px 0 0;
  max-width: 46ch;
  font-size: clamp(1rem, 1.2vw, 1.075rem);
  color: rgba(247, 243, 234, 0.82);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-faq .faq-hero__quick {
  border: 1px solid var(--line);
  background: rgba(10, 31, 27, 0.55);
  padding: 22px 20px 18px;
}

.page-faq .faq-hero__quick-title {
  margin: 0 0 10px;
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--amber);
}

.page-faq .faq-hero__quick ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-hero__quick li + li {
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-hero__quick a {
  display: block;
  padding: 11px 2px;
  font-size: 15px;
  color: var(--paper);
  text-decoration: none;
  transition: color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-faq .faq-hero__quick a:hover,
.page-faq .faq-hero__quick a:focus-visible {
  color: var(--amber);
  padding-left: 8px;
}

.page-faq .faq-hero__quick-note {
  margin: 16px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--slate);
}

/* ---------- 五步时间轴 ---------- */
.page-faq .faq-timeline {
  padding: 0 0 clamp(56px, 8vw, 104px);
  background: var(--ink);
  color: var(--paper);
}

.page-faq .faq-timeline__media {
  margin: 0 0 clamp(32px, 5vw, 56px);
  border: 1px solid var(--line-soft);
}

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

.page-faq .faq-timeline__media .media-frame__caption {
  margin: 10px 0 0;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--slate);
}

.page-faq .faq-timeline__head {
  display: grid;
  gap: 14px;
}

.page-faq .faq-timeline__head p {
  margin: 0;
  max-width: 62ch;
  color: var(--slate);
}

.page-faq .timeline {
  --progress: 0%;
  margin-top: clamp(26px, 4vw, 44px);
}

.page-faq .timeline:has([data-step-target="step-1"][data-active]) { --progress: 12%; }
.page-faq .timeline:has([data-step-target="step-2"][data-active]) { --progress: 32%; }
.page-faq .timeline:has([data-step-target="step-3"][data-active]) { --progress: 52%; }
.page-faq .timeline:has([data-step-target="step-4"][data-active]) { --progress: 72%; }
.page-faq .timeline:has([data-step-target="step-5"][data-active]) { --progress: 92%; }

.page-faq .timeline__bar {
  position: relative;
  height: 2px;
  margin-bottom: 22px;
  overflow: hidden;
  background: var(--line-soft);
}

.page-faq .timeline__bar span {
  display: block;
  height: 100%;
  width: var(--progress);
  background: linear-gradient(90deg, var(--brass), var(--amber));
  transition: width 260ms var(--ease);
}

.page-faq .timeline__track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(180px, 78%);
  gap: 12px;
  overflow-x: auto;
  padding-bottom: 6px;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

.page-faq .timeline__step {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px 16px 20px;
  border: 1px solid var(--line-soft);
  background: rgba(18, 51, 44, 0.55);
  color: var(--paper);
  text-decoration: none;
  scroll-snap-align: start;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease),
    background-color var(--dur) var(--ease);
}

.page-faq .timeline__step::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 12px;
  height: 12px;
  border-top: 1px solid var(--brass);
  border-left: 1px solid var(--brass);
}

.page-faq .timeline__step:hover,
.page-faq .timeline__step:focus-visible,
.page-faq .timeline__step[data-active] {
  border-color: var(--amber);
  background: rgba(18, 51, 44, 0.95);
  transform: translateY(-2px);
  outline-offset: 2px;
}

.page-faq .timeline__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--brass);
  background: var(--ink-deep);
  font-family: var(--font-num);
  font-size: 1.05rem;
  color: var(--amber);
  font-variant-numeric: tabular-nums;
  transition: transform var(--dur) var(--ease), background-color var(--dur) var(--ease),
    color var(--dur) var(--ease);
}

.page-faq .timeline__step:hover .timeline__num,
.page-faq .timeline__step:focus-visible .timeline__num,
.page-faq .timeline__step[data-active] .timeline__num {
  background: var(--amber);
  color: var(--ink);
  transform: scale(1.1);
}

.page-faq .timeline__label {
  font-family: var(--font-serif);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--champagne);
}

.page-faq .timeline__hint {
  font-size: 12.5px;
  color: var(--slate);
}

/* 步骤详情 */
.page-faq .step-list {
  margin-top: clamp(32px, 5vw, 52px);
  border-top: 1px solid var(--line-soft);
}

.page-faq .step-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  padding: clamp(24px, 3.4vw, 38px) 0;
  border-bottom: 1px solid var(--line-soft);
  scroll-margin-top: 96px;
}

.page-faq .step-card--focus {
  padding-left: clamp(14px, 2vw, 22px);
  padding-right: clamp(14px, 2vw, 22px);
  background: linear-gradient(90deg, rgba(231, 181, 99, 0.1), rgba(231, 181, 99, 0) 62%);
  border-bottom-color: var(--line);
}

.page-faq .step-card__num {
  margin: 0;
  font-family: var(--font-num);
  font-size: clamp(1.9rem, 3.4vw, 2.6rem);
  line-height: 1;
  color: var(--brass);
  font-variant-numeric: tabular-nums;
}

.page-faq .step-card__body > p {
  margin: 8px 0 0;
  max-width: 60ch;
  color: rgba(247, 243, 234, 0.78);
}

.page-faq .step-card__flag {
  display: inline-block;
  margin: 0 0 10px;
  padding: 3px 9px;
  background: var(--amber);
  color: var(--ink);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  font-family: var(--font-sans);
}

.page-faq .step-card__link {
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-faq .step-card__link:hover,
.page-faq .step-card__link:focus-visible {
  border-bottom-color: var(--amber);
}

.page-faq .step-card__checks {
  display: grid;
  gap: 14px;
  margin: 18px 0 0;
}

.page-faq .step-card__checks dt {
  margin-bottom: 5px;
  font-family: var(--font-sans);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--amber);
}

.page-faq .step-card__checks dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--slate);
}

.page-faq .step-card__checks dd a {
  color: var(--champagne);
}

/* ---------- 分类四宫格 ---------- */
.page-faq .faq-cats {
  padding: clamp(56px, 8vw, 104px) 0;
  background: var(--paper);
  color: var(--text);
}

.page-faq .faq-cats__head {
  display: grid;
  gap: 14px;
}

.page-faq .faq-cats__head p {
  margin: 0;
  max-width: 60ch;
  color: rgba(27, 43, 51, 0.75);
}

.page-faq .faq-cats__grid {
  display: grid;
  gap: 14px;
  margin-top: clamp(28px, 4vw, 44px);
}

.page-faq .cat-card {
  display: block;
  padding: clamp(22px, 3vw, 32px);
  border: 1px solid rgba(126, 148, 163, 0.5);
  background: transparent;
  color: var(--text);
  text-decoration: none;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease),
    background-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-faq .cat-card:hover,
.page-faq .cat-card:focus-visible {
  border-color: var(--amber);
  background: rgba(240, 221, 184, 0.28);
  transform: translateY(-2px);
  box-shadow: 0 18px 40px -28px rgba(12, 38, 33, 0.55);
}

.page-faq .cat-card__count {
  display: block;
  font-family: var(--font-num);
  font-size: clamp(2rem, 3.4vw, 2.6rem);
  line-height: 1;
  color: var(--brass);
  font-variant-numeric: tabular-nums;
}

.page-faq .cat-card h3 {
  margin: 14px 0 8px;
  font-size: 1.15rem;
  color: var(--ink);
}

.page-faq .cat-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(27, 43, 51, 0.72);
}

.page-faq .cat-card__meta {
  display: block;
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--line-ink);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--slate);
}

/* ---------- 登录异常专题 ---------- */
.page-faq .faq-login {
  padding: clamp(56px, 8vw, 104px) 0;
  background: var(--ink-panel);
  color: var(--paper);
}

.page-faq .faq-login__grid {
  display: grid;
  gap: clamp(30px, 4vw, 44px);
}

.page-faq .faq-login__main > p {
  margin: 16px 0 0;
  max-width: 58ch;
  color: var(--slate);
}

.page-faq .login-cases {
  list-style: none;
  margin: clamp(24px, 3vw, 34px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}

.page-faq .login-case {
  padding: 22px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .login-case h3 {
  margin: 0 0 8px;
  font-size: 1.08rem;
  color: var(--champagne);
}

.page-faq .login-case ol {
  margin: 0;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--slate);
}

.page-faq .login-case ol li + li {
  margin-top: 6px;
}

.page-faq .login-case ol li::marker {
  font-family: var(--font-num);
  color: var(--brass);
}

.page-faq .faq-login__media {
  margin: 0;
  border: 1px solid var(--line);
}

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

/* ---------- 自查清单 ---------- */
.page-faq .faq-check {
  padding: clamp(56px, 8vw, 104px) 0;
  background: var(--paper);
  color: var(--text);
}

.page-faq .faq-check__head {
  display: grid;
  gap: 14px;
}

.page-faq .faq-check__head p {
  margin: 0;
  max-width: 62ch;
  color: rgba(27, 43, 51, 0.75);
}

.page-faq .check-list {
  list-style: none;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line-ink);
}

.page-faq .check-list > li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line-ink);
}

.page-faq .check-list__box {
  position: relative;
  width: 22px;
  height: 22px;
  margin-top: 3px;
  border: 1px solid rgba(126, 148, 163, 0.9);
}

.page-faq .check-list__box::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 1px;
  width: 6px;
  height: 12px;
  border-right: 2px solid var(--amber);
  border-bottom: 2px solid var(--amber);
  transform: rotate(42deg) scale(0.4);
  opacity: 0;
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
}

.page-faq .check-list > li:hover .check-list__box::after {
  opacity: 1;
  transform: rotate(42deg) scale(1);
}

.page-faq .check-list h3 {
  margin: 0 0 6px;
  font-size: 1.05rem;
  color: var(--ink);
}

.page-faq .check-list p {
  margin: 0;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(27, 43, 51, 0.74);
}

/* ---------- 高频问答 ---------- */
.page-faq .faq-qa {
  padding: clamp(56px, 8vw, 104px) 0;
  background: var(--champagne);
  color: var(--text);
}

.page-faq .faq-qa__head {
  display: grid;
  gap: 14px;
}

.page-faq .faq-qa__head p {
  margin: 0;
  max-width: 62ch;
  color: rgba(27, 43, 51, 0.78);
}

.page-faq .faq-qa__grid {
  display: grid;
  gap: clamp(28px, 4vw, 40px);
  margin-top: clamp(28px, 4vw, 44px);
}

.page-faq .qa-group {
  scroll-margin-top: 96px;
  padding-top: 18px;
  border-top: 1px solid rgba(12, 38, 33, 0.35);
}

.page-faq .qa-group__title {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 6px;
  font-size: 1.15rem;
  color: var(--ink);
}

.page-faq .qa-group__title .tag {
  padding: 2px 7px;
  border: 1px solid rgba(12, 38, 33, 0.35);
  background: transparent;
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--ink);
}

.page-faq .qa-item {
  border-bottom: 1px solid rgba(12, 38, 33, 0.24);
}

.page-faq .qa-item summary {
  position: relative;
  cursor: pointer;
  list-style: none;
  padding: 15px 38px 15px 14px;
  border-left: 2px solid transparent;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--ink);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

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

.page-faq .qa-item summary::after {
  content: "\002B";
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-num);
  font-size: 1.15rem;
  color: var(--brass);
}

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

.page-faq .qa-item summary:hover,
.page-faq .qa-item summary:focus-visible {
  border-left-color: var(--brass);
  background: rgba(255, 255, 255, 0.28);
}

.page-faq .qa-item[open] > summary {
  border-left-color: var(--amber);
  background: rgba(255, 255, 255, 0.34);
}

.page-faq .qa-item p {
  margin: 0;
  padding: 0 16px 18px 16px;
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(27, 43, 51, 0.84);
}

/* ---------- 提交与联系 ---------- */
.page-faq .faq-submit {
  padding: clamp(56px, 8vw, 96px) 0;
  background: var(--ink);
  color: var(--paper);
}

.page-faq .faq-submit__panel {
  display: grid;
  gap: clamp(28px, 4vw, 44px);
  padding: clamp(26px, 4vw, 48px);
}

.page-faq .faq-submit__prep > p {
  margin: 14px 0 0;
  max-width: 52ch;
  color: var(--slate);
}

.page-faq .prep-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
}

.page-faq .prep-list li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 10px 0;
  border-top: 1px solid var(--line-soft);
  font-size: 14.5px;
  line-height: 1.7;
  color: rgba(247, 243, 234, 0.85);
}

.page-faq .prep-list span {
  font-family: var(--font-num);
  font-size: 1rem;
  color: var(--amber);
}

.page-faq .faq-submit__contact {
  border-top: 1px solid var(--line);
  padding-top: 22px;
}

.page-faq .faq-submit__contact h3 {
  margin: 0 0 14px;
  color: var(--champagne);
}

.page-faq .faq-submit__contact p {
  margin: 0 0 14px;
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--slate);
}

.page-faq .faq-submit__contact strong {
  display: block;
  margin-top: 5px;
  font-family: var(--font-num);
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--paper);
  word-break: break-all;
}

.page-faq .faq-submit__note {
  margin: 18px 0 0;
  font-size: 13px;
  letter-spacing: 0;
  line-height: 1.75;
  color: var(--slate);
}

.page-faq .faq-submit__contact .btn {
  margin-top: 16px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-cats__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-faq .step-card__checks {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 780px) {
  .page-faq .step-card {
    grid-template-columns: 92px minmax(0, 1fr);
    gap: 26px;
  }
}

@media (min-width: 860px) {
  .page-faq .faq-qa__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(32px, 4vw, 56px);
  }

  .page-faq .faq-submit__panel {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(36px, 5vw, 64px);
  }

  .page-faq .faq-submit__contact {
    border-top: 0;
    border-left: 1px solid var(--line);
    padding-top: 0;
    padding-left: clamp(18px, 3vw, 28px);
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(40px, 6vw, 88px);
    align-items: end;
  }

  .page-faq .faq-login__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(40px, 5vw, 68px);
    align-items: start;
  }

  .page-faq .timeline__track {
    grid-auto-flow: row;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    overflow: visible;
    padding-bottom: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .timeline__bar span,
  .page-faq .timeline__step,
  .page-faq .timeline__num,
  .page-faq .cat-card,
  .page-faq .check-list__box::after,
  .page-faq .qa-item summary,
  .page-faq .faq-hero__quick a {
    transition: none;
  }

  .page-faq .timeline__step:hover,
  .page-faq .timeline__step:focus-visible,
  .page-faq .timeline__step[data-active],
  .page-faq .cat-card:hover,
  .page-faq .cat-card:focus-visible {
    transform: none;
  }

  .page-faq .timeline__step:hover .timeline__num,
  .page-faq .timeline__step:focus-visible .timeline__num,
  .page-faq .timeline__step[data-active] .timeline__num {
    transform: none;
  }
}
<<<END>>>