.page-faq {
  --faq-ink-soft: rgba(244, 241, 234, 0.74);
  --faq-answer: #2F434C;
  --faq-line-base: rgba(107, 122, 128, 0.22);
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(2rem, 5vw, 3.6rem) var(--pad-x) clamp(2.6rem, 6vw, 4.6rem);
  background:
    radial-gradient(120% 90% at 88% 8%, rgba(70, 201, 188, 0.22) 0%, rgba(70, 201, 188, 0) 62%),
    linear-gradient(158deg, var(--ink) 0%, var(--ink-2) 58%, var(--ink-3) 100%);
  color: var(--paper);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -46%;
  width: 62%;
  height: 150%;
  background: radial-gradient(closest-side, rgba(232, 178, 74, 0.16), rgba(232, 178, 74, 0) 72%);
  pointer-events: none;
}

.page-faq .faq-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(1.6rem, 4vw, 3.2rem);
  align-items: center;
  max-width: var(--wrap);
  margin: 0 auto;
}

.page-faq .breadcrumb {
  margin: 0 0 clamp(1.2rem, 3vw, 2rem);
}

.page-faq .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: rgba(244, 241, 234, 0.55);
}

.page-faq .breadcrumb li {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.page-faq .breadcrumb li + li::before {
  content: "/";
  opacity: 0.45;
}

.page-faq .breadcrumb a {
  color: rgba(244, 241, 234, 0.82);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.16s ease, border-color 0.16s ease;
}

.page-faq .breadcrumb a:hover {
  color: var(--aurora-bright);
  border-bottom-color: var(--aurora-bright);
}

.page-faq .faq-hero .eyebrow {
  margin: 0 0 0.7rem;
  color: var(--aurora-bright);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
}

.page-faq .faq-hero h1 {
  margin: 0 0 1.05rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.05rem, 5.4vw, 3.7rem);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-faq .faq-hero-lede {
  max-width: 36em;
  margin: 0;
  font-size: clamp(0.96rem, 1.6vw, 1.06rem);
  line-height: 1.85;
  color: var(--faq-ink-soft);
}

.page-faq .faq-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.8rem;
  margin: clamp(1.4rem, 3vw, 2.1rem) 0 0;
  padding: clamp(1rem, 2.4vw, 1.3rem) 0 0;
  list-style: none;
  border-top: 1px solid rgba(70, 201, 188, 0.22);
}

.page-faq .faq-hero-meta li {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.page-faq .faq-hero-meta strong {
  font-family: var(--font-num);
  font-weight: 800;
  font-size: 1.4rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
  color: var(--gold);
}

.page-faq .faq-hero-meta span {
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: rgba(244, 241, 234, 0.6);
}

.page-faq .faq-hero-media {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid rgba(70, 201, 188, 0.3);
  background: rgba(14, 27, 36, 0.4);
}

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

/* ---------- 主体骨架 ---------- */

.page-faq .faq-body {
  padding: clamp(2.2rem, 5vw, 3.8rem) var(--pad-x) clamp(2.6rem, 6vw, 4.4rem);
  background: var(--paper);
}

.page-faq .faq-shell {
  display: grid;
  gap: clamp(1.6rem, 4vw, 3.2rem);
  max-width: var(--wrap);
  margin: 0 auto;
}

/* ---------- 左侧分类目录 ---------- */

.page-faq .faq-toc {
  align-self: start;
  padding: 1.05rem 0.95rem;
  background: var(--fog);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-lg);
}

.page-faq .faq-toc-title {
  margin: 0 0 0.85rem;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--stone);
}

.page-faq .faq-toc-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(148px, 1fr));
  gap: 0.28rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-toc-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.58rem;
  border: 1px solid transparent;
  border-radius: var(--r-sm);
  color: var(--ink);
  font-size: 0.87rem;
  line-height: 1.35;
  text-decoration: none;
  transition: background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.page-faq .faq-toc-item:hover,
.page-faq .faq-toc-item:focus-visible {
  background: #fff;
  border-color: var(--line-aurora);
  color: var(--aurora-deep);
}

.page-faq .faq-toc-dot {
  flex: 0 0 auto;
  width: 0.48rem;
  height: 0.48rem;
  border-radius: 50%;
  background: var(--faq-dot, var(--aurora));
}

.page-faq .faq-toc-code {
  flex: 0 0 auto;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--stone);
}

.page-faq .faq-toc-name {
  flex: 1 1 auto;
}

.page-faq .faq-toc-item--account,
.page-faq .faq-group--account {
  --faq-dot: var(--glacier);
  --faq-line: rgba(31, 90, 120, 0.36);
}

.page-faq .faq-toc-item--download,
.page-faq .faq-group--download {
  --faq-dot: var(--aurora);
  --faq-line: rgba(47, 167, 155, 0.38);
}

.page-faq .faq-toc-item--member,
.page-faq .faq-group--member {
  --faq-dot: var(--gold);
  --faq-line: rgba(154, 111, 26, 0.34);
}

.page-faq .faq-toc-item--feedback,
.page-faq .faq-group--feedback {
  --faq-dot: var(--maple);
  --faq-line: rgba(176, 51, 44, 0.32);
}

.page-faq .faq-toc-item--version,
.page-faq .faq-group--version {
  --faq-dot: var(--moss);
  --faq-line: rgba(78, 107, 67, 0.34);
}

.page-faq .faq-toc-item--legal,
.page-faq .faq-group--legal {
  --faq-dot: var(--clay);
  --faq-line: rgba(158, 86, 54, 0.32);
}

/* ---------- 问答分组 ---------- */

.page-faq .faq-main {
  min-width: 0;
}

.page-faq .faq-group {
  scroll-margin-top: 100px;
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(2.2rem, 5vw, 3.4rem);
}

.page-faq .faq-group-head {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 1rem;
  padding-bottom: 0.7rem;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-group-num {
  font-size: 1.6rem;
  line-height: 1;
  color: var(--faq-dot, var(--glacier));
}

.page-faq .faq-group-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.2rem, 2.6vw, 1.55rem);
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-faq .faq-group-title::before {
  content: "";
  display: inline-block;
  width: 0.5rem;
  height: 0.5rem;
  margin-right: 0.6rem;
  border-radius: 50%;
  background: var(--faq-dot, var(--aurora));
  vertical-align: middle;
}

/* ---------- 折叠问答 ---------- */

.page-faq .faq-item {
  margin-bottom: 0.6rem;
  background: #fff;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.page-faq .faq-item[open] {
  border-color: var(--line-aurora);
  box-shadow: 0 14px 34px rgba(14, 27, 36, 0.07);
}

.page-faq .faq-q {
  display: flex;
  align-items: center;
  gap: 0.78rem;
  padding: 1rem 1.15rem;
  cursor: pointer;
  list-style: none;
  font-size: 0.98rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink);
  transition: color 0.18s ease;
}

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

.page-faq .faq-q::marker {
  content: "";
}

.page-faq .faq-q:hover {
  color: var(--glacier);
}

.page-faq .faq-q-code {
  flex: 0 0 auto;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--stone);
}

.page-faq .faq-q-text {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .faq-badge {
  flex: 0 0 auto;
  padding: 0.12rem 0.52rem;
  border: 1px solid rgba(232, 178, 74, 0.42);
  border-radius: var(--r-pill);
  background: rgba(232, 178, 74, 0.16);
  color: var(--gold-ink);
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  white-space: nowrap;
}

.page-faq .faq-q-mark {
  flex: 0 0 auto;
  width: 0.56rem;
  height: 0.56rem;
  margin-left: 0.25rem;
  border-right: 2px solid var(--stone);
  border-bottom: 2px solid var(--stone);
  transform: rotate(45deg);
  transition: transform 0.22s ease, border-color 0.22s ease;
}

.page-faq .faq-item[open] .faq-q-mark {
  transform: rotate(225deg);
  border-color: var(--aurora);
}

.page-faq .faq-a {
  margin: 0 1.15rem 0.2rem;
  padding: 0.25rem 0 1.15rem 1.1rem;
  border-left: 2px solid var(--faq-line, var(--faq-line-base));
  color: var(--faq-answer);
  font-size: 0.93rem;
  line-height: 1.9;
}

.page-faq .faq-a p {
  margin: 0;
}

/* ---------- 有帮助标记 ---------- */

.page-faq .faq-vote {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 0.85rem;
  padding: 0.32rem 0.8rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-pill);
  font-size: 0.76rem;
  letter-spacing: 0.03em;
  color: var(--stone);
  cursor: pointer;
  user-select: none;
  transition: border-color 0.18s ease, color 0.18s ease, background-color 0.18s ease;
}

.page-faq .faq-vote:hover {
  border-color: var(--line-aurora);
  color: var(--aurora-deep);
}

.page-faq .faq-vote-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-faq .faq-vote-idle,
.page-faq .faq-vote-done {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

.page-faq .faq-vote-done {
  display: none;
  color: var(--moss-deep);
  font-weight: 600;
}

.page-faq .faq-vote-input:checked ~ .faq-vote-idle {
  display: none;
}

.page-faq .faq-vote-input:checked ~ .faq-vote-done {
  display: inline-flex;
}

.page-faq .faq-vote:has(.faq-vote-input:checked) {
  border-color: var(--moss);
  background: rgba(124, 154, 110, 0.12);
  color: var(--moss-deep);
}

.page-faq .faq-vote-input:focus-visible ~ .faq-vote-idle {
  outline: 2px solid var(--aurora);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- 流程图 ---------- */

.page-faq .faq-figure {
  margin: 1.3rem 0 1.5rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--fog);
}

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

.page-faq .faq-figure figcaption {
  padding: 0.72rem 1.05rem;
  border-top: 1px solid var(--line-soft);
  font-size: 0.78rem;
  line-height: 1.7;
  color: var(--stone);
}

/* ---------- 收束区块 ---------- */

.page-faq .faq-next {
  scroll-margin-top: 100px;
  padding: clamp(1.6rem, 4vw, 2.5rem);
  border-radius: var(--r-lg);
  background:
    radial-gradient(110% 130% at 92% 0%, rgba(70, 201, 188, 0.2) 0%, rgba(70, 201, 188, 0) 60%),
    linear-gradient(150deg, var(--ink) 0%, var(--ink-3) 100%);
  color: rgba(244, 241, 234, 0.8);
}

.page-faq .faq-next .eyebrow {
  margin: 0 0 0.6rem;
  color: var(--gold);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
}

.page-faq .faq-next h2 {
  margin: 0 0 0.8rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.35rem, 3vw, 1.95rem);
  letter-spacing: -0.015em;
  color: var(--paper);
}

.page-faq .faq-next p {
  max-width: 44em;
  margin: 0 0 1.3rem;
  font-size: 0.94rem;
  line-height: 1.85;
}

.page-faq .faq-next-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-faq .faq-hero-meta {
    gap: 0.6rem 2.6rem;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: 1.15fr 1fr;
  }

  .page-faq .faq-hero-media {
    border-radius: var(--r-lg);
  }
}

@media (min-width: 960px) {
  .page-faq .faq-shell {
    grid-template-columns: 232px minmax(0, 1fr);
  }

  .page-faq .faq-toc {
    position: sticky;
    top: 96px;
    padding: 1.15rem 0.85rem;
  }

  .page-faq .faq-toc-list {
    grid-template-columns: 1fr;
    gap: 0.2rem;
  }

  .page-faq .faq-toc-item {
    font-size: 0.9rem;
  }

  .page-faq .faq-next {
    grid-column: 1 / -1;
  }
}

@media (max-width: 560px) {
  .page-faq .faq-q {
    gap: 0.6rem;
    padding: 0.9rem 0.95rem;
    font-size: 0.93rem;
  }

  .page-faq .faq-a {
    margin: 0 0.95rem 0.2rem;
    padding: 0.2rem 0 1rem 0.9rem;
    font-size: 0.9rem;
    line-height: 1.85;
  }

  .page-faq .faq-badge {
    display: none;
  }

  .page-faq .faq-hero-meta {
    gap: 0.9rem 1.6rem;
  }

  .page-faq .faq-hero-meta strong {
    font-size: 1.2rem;
  }
}