.page-faq {
  --faq-mint-ink: #0E7C64;
  --faq-shadow: 4px 4px 0 var(--line);
}

/* ---------- 首屏框景 ---------- */
.page-faq .faq-hero {
  position: relative;
  background: var(--ink);
  color: var(--cream);
  border: 2px solid var(--ink);
  box-shadow: 8px 8px 0 var(--orange);
  padding: 34px 20px 30px;
  margin-top: 8px;
}

.page-faq .faq-hero::before,
.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  width: 16px;
  height: 16px;
  border: 2px solid var(--orange-soft);
  pointer-events: none;
}

.page-faq .faq-hero::before {
  top: 10px;
  left: 10px;
  border-right: 0;
  border-bottom: 0;
}

.page-faq .faq-hero::after {
  right: 10px;
  bottom: 10px;
  border-top: 0;
  border-left: 0;
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 26px;
}

.page-faq .faq-hero .eyebrow {
  margin: 0;
  color: var(--orange-soft);
}

.page-faq .faq-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(27px, 6.4vw, 54px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--cream);
}

.page-faq .faq-hero__intro {
  margin: 20px 0 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.9;
  color: var(--cream);
  opacity: 0.86;
}

.page-faq .faq-hero__meta {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0 0;
  padding: 0;
}

.page-faq .faq-hero__meta li {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  padding: 6px 10px;
  border: 1px solid rgba(247, 241, 228, 0.32);
  color: var(--mint);
}

.page-faq .faq-hero__jump {
  border: 1px solid rgba(247, 241, 228, 0.24);
  background: var(--ink-2);
  padding: 16px;
}

.page-faq .faq-hero__jump-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--orange-soft);
}

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

.page-faq .faq-jump li + li {
  border-top: 1px solid rgba(247, 241, 228, 0.14);
}

.page-faq .faq-jump a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  color: var(--cream);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.5;
  transition: color 0.18s var(--ease), padding-left 0.18s var(--ease);
}

.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible {
  color: var(--orange);
  padding-left: 6px;
}

.page-faq .faq-jump a:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

/* ---------- 通用小节标题 ---------- */
.page-faq .section-head {
  margin: 0 0 26px;
  max-width: 40em;
}

.page-faq .section-head h2 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(23px, 4.4vw, 38px);
  line-height: 1.16;
  letter-spacing: -0.015em;
  color: var(--brown);
}

.page-faq .section-head__lede {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--gray);
}

/* ---------- 三步路径带 ---------- */
.page-faq .path-band {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-faq .path-band__step {
  position: relative;
  padding: 0 0 30px 48px;
}

.page-faq .path-band__step::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 34px;
  bottom: 4px;
  width: 2px;
  background: var(--line);
}

.page-faq .path-band__step:last-child {
  padding-bottom: 0;
}

.page-faq .path-band__step:last-child::before {
  display: none;
}

.page-faq .path-band__num {
  position: absolute;
  left: 0;
  top: 0;
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--ink);
  border: 2px solid var(--ink);
  color: var(--cream);
  font-size: 12px;
  letter-spacing: 0.02em;
}

.page-faq .path-band__title {
  margin: 2px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  line-height: 1.45;
  color: var(--brown);
}

.page-faq .path-band__text {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--gray);
}

.page-faq .path-band__check {
  display: inline-flex;
  align-items: flex-start;
  gap: 7px;
  margin: 12px 0 0;
  padding: 6px 11px;
  background: rgba(43, 217, 180, 0.14);
  border-left: 3px solid var(--mint);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--faq-mint-ink);
}

.page-faq .path-band__tick {
  flex: none;
  color: var(--faq-mint-ink);
  font-weight: 700;
}

/* ---------- 问答区 ---------- */
.page-faq .answers-layout {
  display: grid;
  gap: 30px;
}

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

.page-faq .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 22px;
}

.page-faq .filter-btn {
  appearance: none;
  font-family: var(--font-body);
  font-size: 13.5px;
  font-weight: 700;
  padding: 9px 15px;
  border: 2px solid var(--brown);
  background: var(--cream);
  color: var(--brown);
  cursor: pointer;
  box-shadow: 3px 3px 0 var(--line);
  transition: transform 0.16s var(--ease), box-shadow 0.16s var(--ease),
    background 0.16s var(--ease), color 0.16s var(--ease);
}

.page-faq .filter-btn:hover {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 var(--line);
}

.page-faq .filter-btn:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

.page-faq .filter-btn[aria-pressed="true"] {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--cream);
  box-shadow: 3px 3px 0 var(--orange);
}

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

.page-faq .qa-item {
  border: 2px solid var(--brown);
  border-left-width: 6px;
  border-left-color: var(--ink);
  background: var(--paper);
  box-shadow: var(--faq-shadow);
  transition: box-shadow 0.18s var(--ease);
}

.page-faq .qa-item[data-group="catalog"] {
  border-left-color: var(--orange);
}

.page-faq .qa-item[data-group="resume"] {
  border-left-color: var(--mint);
}

.page-faq .qa-item[data-group="download"] {
  border-left-color: var(--orange-soft);
}

.page-faq .qa-item[data-group="account"] {
  border-left-color: var(--ink-2);
}

.page-faq .qa-item[open] {
  box-shadow: 4px 4px 0 var(--brown);
}

.page-faq .qa-item[hidden] {
  display: none;
}

.page-faq .qa-item summary {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 11px;
  padding: 16px 44px 16px 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .qa-item summary:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: -4px;
}

.page-faq .qa-item__index {
  flex: none;
  padding-top: 3px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--gray);
}

.page-faq .qa-item__q {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16px;
  line-height: 1.55;
  color: var(--brown);
}

.page-faq .qa-item__sign {
  position: absolute;
  top: 20px;
  right: 18px;
  width: 16px;
  height: 16px;
}

.page-faq .qa-item__sign::before,
.page-faq .qa-item__sign::after {
  content: "";
  position: absolute;
  background: var(--orange);
}

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

.page-faq .qa-item__sign::after {
  left: 7px;
  top: 0;
  width: 2px;
  height: 16px;
  transition: transform 0.2s var(--ease);
}

.page-faq .qa-item[open] .qa-item__sign::after {
  transform: rotate(90deg);
}

.page-faq .qa-item__body {
  padding: 0 18px 20px 16px;
  border-top: 1px dashed var(--line);
}

.page-faq .qa-item__body p {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.95;
  color: var(--brown);
}

/* ---------- 旁注栏 ---------- */
.page-faq .answers-aside {
  display: grid;
  gap: 20px;
  min-width: 0;
}

.page-faq .aside-card {
  border: 2px solid var(--brown);
  background: var(--cream);
  padding: 16px;
  box-shadow: 5px 5px 0 var(--line);
}

.page-faq .aside-card--dark {
  background: var(--ink);
  border-color: var(--ink);
  box-shadow: 5px 5px 0 var(--orange-soft);
}

.page-faq .aside-card__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--orange);
}

.page-faq .aside-card .field-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.6;
}

.page-faq .aside-card .field-row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-faq .aside-card .field-row__k {
  color: var(--gray);
}

.page-faq .aside-card .field-row__v {
  color: var(--brown);
  font-weight: 700;
}

.page-faq .aside-steps {
  list-style: none;
  counter-reset: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-faq .aside-steps li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--cream);
}

.page-faq .aside-steps .mono {
  flex: none;
  font-size: 11px;
  letter-spacing: 0.06em;
  padding: 2px 6px;
  border: 1px solid rgba(247, 241, 228, 0.3);
  color: var(--orange-soft);
}

.page-faq .img-frame__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

/* ---------- 人工介入面板 ---------- */
.page-faq .help-panel {
  background: var(--ink);
  border: 2px solid var(--ink);
  color: var(--cream);
  padding: 30px 20px;
  box-shadow: 8px 8px 0 var(--orange-soft);
}

.page-faq .help-panel__grid {
  display: grid;
  gap: 28px;
}

.page-faq .help-panel .eyebrow {
  margin: 0;
  color: var(--orange-soft);
}

.page-faq .help-panel h2 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 4.2vw, 36px);
  line-height: 1.18;
  letter-spacing: -0.015em;
  color: var(--cream);
}

.page-faq .help-panel__lede {
  margin: 16px 0 0;
  max-width: 32em;
  font-size: 15.5px;
  line-height: 1.9;
  color: rgba(247, 241, 228, 0.82);
}

.page-faq .help-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .help-list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(247, 241, 228, 0.92);
}

.page-faq .help-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  background: var(--orange);
}

.page-faq .help-panel__side {
  border: 1px solid rgba(247, 241, 228, 0.22);
  background: var(--ink-2);
  padding: 18px;
}

.page-faq .help-panel__side-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--mint);
}

.page-faq .help-panel__side .field-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 0;
  border-bottom: 1px solid rgba(247, 241, 228, 0.16);
  font-size: 14px;
  line-height: 1.6;
}

.page-faq .help-panel__side .field-row__k {
  color: rgba(247, 241, 228, 0.72);
}

.page-faq .help-panel__side .field-row__v {
  color: var(--cream);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.page-faq .help-panel__note {
  margin: 14px 0 16px;
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(247, 241, 228, 0.74);
}

.page-faq .help-panel__side .btn {
  display: inline-block;
  width: 100%;
  text-align: center;
}

.page-faq .help-panel__links {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.85;
  color: rgba(247, 241, 228, 0.7);
}

.page-faq .help-panel__links a {
  color: var(--orange-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 177, 131, 0.5);
}

.page-faq .help-panel__links a:hover,
.page-faq .help-panel__links a:focus-visible {
  color: var(--cream);
  border-bottom-color: var(--cream);
}

/* ---------- 媒体查询 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-hero {
    padding: 40px 32px 34px;
  }

  .page-faq .help-panel {
    padding: 36px 32px;
  }

  .page-faq .answers-aside {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }
}

@media (min-width: 860px) {
  .page-faq .path-band {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 26px;
  }

  .page-faq .path-band__step {
    padding: 0;
  }

  .page-faq .path-band__step::before {
    display: none;
  }

  .page-faq .path-band__step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 17px;
    left: 40px;
    right: 6px;
    height: 2px;
    background: repeating-linear-gradient(
      to right,
      var(--line) 0 8px,
      transparent 8px 14px
    );
  }

  .page-faq .path-band__num {
    position: static;
    margin-bottom: 16px;
  }

  .page-faq .help-panel__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.85fr);
    gap: 36px;
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 0.75fr);
    gap: 40px;
    align-items: start;
  }

  .page-faq .faq-hero {
    padding: 46px 40px 40px;
  }
}

@media (min-width: 980px) {
  .page-faq .answers-layout {
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 40px;
    align-items: start;
  }

  .page-faq .answers-aside {
    position: sticky;
    top: 24px;
    grid-template-columns: minmax(0, 1fr);
  }
}
<<<END>>>