.page-faq {
  --faq-gap: clamp(24px, 3.5vw, 36px);
  background: var(--ink-900);
  color: var(--mist);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(26px, 5vw, 52px) 0 clamp(38px, 6vw, 68px);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  background:
    radial-gradient(980px 520px at 88% -12%, rgba(10, 108, 255, 0.24), transparent 62%),
    radial-gradient(680px 420px at 4% 4%, rgba(0, 229, 195, 0.09), transparent 60%),
    var(--ink-900);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    0deg,
    rgba(157, 177, 203, 0.045) 0 1px,
    transparent 1px 4px
  );
  opacity: 0.6;
}

.page-faq .faq-hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 46px);
  align-items: start;
}

.page-faq .breadcrumbs {
  font-size: 12.5px;
}

.page-faq .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .breadcrumbs li {
  color: var(--slate);
}

.page-faq .breadcrumbs li + li::before {
  content: "/";
  margin-right: 6px;
  color: rgba(157, 177, 203, 0.45);
}

.page-faq .breadcrumbs a {
  color: var(--slate);
  text-decoration: none;
}

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

.page-faq .breadcrumbs li[aria-current="page"] {
  color: var(--mist);
}

.page-faq .faq-eyebrow {
  margin: 20px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-faq .faq-hero-copy h1 {
  margin: 14px 0 0;
  font-size: clamp(29px, 7vw, 58px);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.page-faq .faq-hero-copy .lede {
  margin: 18px 0 0;
  max-width: 56ch;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.85;
  color: var(--slate);
}

.page-faq .faq-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-faq .faq-readout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.page-faq .reading-card {
  position: relative;
  overflow: hidden;
  padding: 18px 16px 16px;
  background: var(--ink-800);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-faq .reading-card:hover {
  border-color: rgba(0, 229, 195, 0.45);
  transform: translateY(-2px);
}

.page-faq .reading-card::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
}

.page-faq .reading-card--blue::after {
  background: linear-gradient(90deg, var(--cyan), var(--blue-soft));
}

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

.page-faq .reading-num {
  margin: 8px 0 6px;
  font-family: var(--font-mono);
  font-size: clamp(46px, 12vw, 82px);
  line-height: 0.95;
  font-weight: 700;
  letter-spacing: -0.05em;
  color: var(--cyan);
}

.page-faq .reading-card--blue .reading-num {
  color: var(--blue-soft);
}

.page-faq .reading-num span {
  margin-left: 6px;
  font-size: 0.3em;
  letter-spacing: 0;
  color: var(--slate);
}

.page-faq .reading-note {
  margin: 0;
  font-size: 12px;
  line-height: 1.6;
  color: var(--slate);
}

.page-faq .reading-mini {
  grid-column: span 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 14px;
  font-size: 13px;
  color: var(--slate);
  background: rgba(11, 31, 54, 0.62);
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius-md);
}

.page-faq .reading-mini strong {
  font-weight: 700;
  color: var(--cyan);
}

.page-faq .reading-mini--orange {
  border-color: rgba(255, 122, 26, 0.45);
}

.page-faq .reading-mini--orange strong {
  color: var(--orange);
}

.page-faq .faq-hero-figure {
  margin: clamp(26px, 4vw, 42px) 0 0;
}

.page-faq .faq-hero-figure .media-frame,
.page-faq .lookup-figure .media-frame {
  overflow: hidden;
  background: var(--ink-850);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

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

.page-faq .faq-hero-figure figcaption,
.page-faq .lookup-figure figcaption {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--slate);
}

/* ---------- 通用章节 ---------- */
.page-faq .section {
  padding: clamp(44px, 7vw, 82px) 0 0;
}

.page-faq .section-head {
  max-width: 760px;
}

.page-faq .section-kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--blue-soft);
}

.page-faq .section-head .section-title {
  margin: 10px 0 0;
  font-size: clamp(23px, 4.2vw, 40px);
  line-height: 1.16;
  font-weight: 900;
  letter-spacing: -0.02em;
}

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

.page-faq .section a:not(.btn):not(.help-mail) {
  color: var(--blue-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(61, 147, 255, 0.42);
}

.page-faq .section a:not(.btn):not(.help-mail):hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 01 周期刻度 ---------- */
.page-faq .scale-list {
  display: grid;
  gap: 12px;
  margin-top: var(--faq-gap);
}

.page-faq .scale-item {
  padding: 16px 18px 18px;
  background: var(--ink-850);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .scale-item:hover {
  background: var(--ink-800);
  border-color: var(--line-strong);
}

.page-faq .scale-meta {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.page-faq .scale-meta h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 800;
}

.page-faq .scale-value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--cyan);
}

.page-faq .scale-item--verify .scale-value {
  color: var(--orange);
}

.page-faq .scale-item--instant .scale-value {
  color: var(--red);
}

.page-faq .scale-track {
  position: relative;
  margin-top: 12px;
  height: 10px;
  overflow: hidden;
  background: rgba(157, 177, 203, 0.12);
  border-radius: var(--pill);
}

.page-faq .scale-track::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    90deg,
    transparent 0,
    transparent calc(10% - 1px),
    rgba(6, 17, 31, 0.6) calc(10% - 1px),
    rgba(6, 17, 31, 0.6) 10%
  );
}

.page-faq .scale-fill {
  display: block;
  height: 100%;
  border-radius: var(--pill);
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  transition: width 0.45s var(--ease);
}

.page-faq .scale-item--30 .scale-fill {
  width: 33%;
}

.page-faq .scale-item--90 .scale-fill {
  width: 100%;
  background: linear-gradient(90deg, var(--blue), var(--blue-soft));
}

.page-faq .scale-item--verify .scale-fill {
  width: 58%;
  background: linear-gradient(90deg, var(--orange), #ffb066);
}

.page-faq .scale-item--instant .scale-fill {
  width: 16%;
  background: var(--red);
}

.page-faq .scale-note {
  margin: 12px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--slate);
}

/* ---------- 02 三步 ---------- */
.page-faq .step-list {
  margin-top: var(--faq-gap);
  border-top: 1px solid var(--line);
}

.page-faq .step {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.page-faq .step-num {
  font-family: var(--font-mono);
  font-size: 26px;
  line-height: 1;
  font-weight: 700;
  color: var(--blue);
}

.page-faq .step-body h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 800;
}

.page-faq .step-body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--slate);
}

.page-faq .step-foot {
  margin: 18px 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--slate);
}

/* ---------- 03 记录字段 ---------- */
.page-faq .field-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin-top: var(--faq-gap);
}

.page-faq .field-card {
  padding: 18px;
  background: linear-gradient(160deg, rgba(11, 31, 54, 0.95), rgba(6, 17, 31, 0.95));
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  transition: border-color var(--dur) var(--ease);
}

.page-faq .field-card:hover {
  border-color: rgba(0, 229, 195, 0.4);
}

.page-faq .field-key {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-faq .field-card p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--slate);
}

/* ---------- 04 现象对照 ---------- */
.page-faq .faq-lookup-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  margin-top: var(--faq-gap);
}

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

.page-faq .fx-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
  border-radius: var(--pill);
}

.page-faq .fx-input:focus-visible ~ .fx-bar {
  outline: 2px solid var(--blue-soft);
  outline-offset: 4px;
}

.page-faq .fx-chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  font-size: 13px;
  color: var(--slate);
  cursor: pointer;
  background: var(--ink-850);
  border: 1px solid var(--line-strong);
  border-radius: var(--pill);
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}

.page-faq .fx-chip:hover {
  color: var(--mist);
  border-color: var(--cyan);
}

.page-faq #fx-all:checked ~ .fx-bar .fx-chip[for="fx-all"],
.page-faq #fx-login:checked ~ .fx-bar .fx-chip[for="fx-login"],
.page-faq #fx-record:checked ~ .fx-bar .fx-chip[for="fx-record"],
.page-faq #fx-adapt:checked ~ .fx-bar .fx-chip[for="fx-adapt"],
.page-faq #fx-download:checked ~ .fx-bar .fx-chip[for="fx-download"] {
  font-weight: 700;
  color: var(--ink-900);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-faq #fx-login:checked ~ .fx-rows article:not([data-cat="login"]),
.page-faq #fx-record:checked ~ .fx-rows article:not([data-cat="record"]),
.page-faq #fx-adapt:checked ~ .fx-rows article:not([data-cat="adapt"]),
.page-faq #fx-download:checked ~ .fx-rows article:not([data-cat="download"]) {
  display: none;
}

.page-faq .fx-head {
  display: none;
}

.page-faq .fx-rows {
  display: grid;
  gap: 10px;
}

.page-faq .fx-row {
  display: grid;
  gap: 0;
  padding: 6px 14px;
  background: var(--ink-850);
  border: 1px solid var(--line);
  border-left: 3px solid transparent;
  border-radius: var(--radius-md);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .fx-row:hover {
  background: var(--ink-800);
  border-color: var(--line-strong);
  border-left-color: var(--cyan);
}

.page-faq .fx-cell {
  position: relative;
  padding: 9px 0 9px 74px;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--mist);
  border-bottom: 1px dashed var(--line);
}

.page-faq .fx-cell:last-child {
  border-bottom: 0;
}

.page-faq .fx-cell::before {
  content: attr(data-label);
  position: absolute;
  left: 0;
  top: 11px;
  width: 62px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--slate);
}

.page-faq .fx-cell--key {
  font-weight: 700;
}

.page-faq .lookup-figure {
  margin: 0;
}

/* ---------- 05 五级适配 ---------- */
.page-faq .adapt-list {
  display: grid;
  gap: 10px;
  margin-top: var(--faq-gap);
}

.page-faq .adapt-item {
  overflow: hidden;
  background: var(--ink-850);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  transition: border-color var(--dur) var(--ease);
}

.page-faq .adapt-item[open] {
  border-color: rgba(10, 108, 255, 0.5);
}

.page-faq .adapt-item summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 15px 18px;
  font-size: 15.5px;
  font-weight: 800;
  cursor: pointer;
  list-style: none;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
}

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

.page-faq .adapt-item summary:hover {
  background: rgba(10, 108, 255, 0.07);
}

.page-faq .adapt-item summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--blue-soft);
}

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

.page-faq .adapt-item[open] summary {
  color: var(--cyan);
  background: rgba(10, 108, 255, 0.08);
}

.page-faq .adapt-idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--blue-soft);
}

.page-faq .adapt-body {
  padding: 4px 18px 18px;
}

.page-faq .adapt-body p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--slate);
}

.page-faq .adapt-body strong {
  font-weight: 700;
  color: var(--mist);
}

.page-faq .adapt-foot {
  margin: 16px 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--slate);
}

/* ---------- 06 找人工 ---------- */
.page-faq .faq-help {
  padding-bottom: clamp(20px, 4vw, 44px);
}

.page-faq .faq-help-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  margin-top: var(--faq-gap);
}

.page-faq .help-prep {
  display: grid;
  gap: 8px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .help-prep li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate);
}

.page-faq .help-prep li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 8px;
  height: 2px;
  background: var(--cyan);
}

.page-faq .help-card {
  display: grid;
  gap: 10px;
  padding: 24px 22px;
  background: var(--ink-800);
  border: 1px solid rgba(255, 122, 26, 0.35);
  border-radius: var(--radius-lg);
}

.page-faq .help-mail {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--mist);
  text-decoration: none;
  word-break: break-all;
  border-bottom: 1px solid rgba(0, 229, 195, 0.42);
  justify-self: start;
}

.page-faq .help-mail:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-faq .help-tel {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 22px;
  letter-spacing: 0.02em;
  color: var(--cyan);
}

.page-faq .help-note {
  margin: 4px 0 8px;
  font-size: 13px;
  line-height: 1.78;
  color: var(--slate);
}

.page-faq .help-card .btn {
  justify-self: start;
}

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

@media (min-width: 960px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  }

  .page-faq .step-list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    border-top: 0;
  }

  .page-faq .step {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
    padding: 22px 20px;
    background: var(--ink-850);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
  }

  .page-faq .step:hover {
    background: var(--ink-800);
    border-color: rgba(0, 229, 195, 0.4);
  }

  .page-faq .step-foot {
    margin-top: 20px;
  }

  .page-faq .fx-head,
  .page-faq .fx-row {
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1.05fr) minmax(0, 1.4fr) minmax(0, 1fr);
  }

  .page-faq .fx-head {
    gap: 0;
    padding: 0 14px;
    margin-bottom: 4px;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.12em;
    color: var(--slate);
  }

  .page-faq .fx-head span {
    padding: 0 14px 10px;
    border-bottom: 1px solid var(--line-strong);
  }

  .page-faq .fx-row {
    padding: 2px 14px;
  }

  .page-faq .fx-cell {
    padding: 14px;
    border-bottom: 0;
    border-left: 1px solid var(--line);
  }

  .page-faq .fx-cell::before {
    display: none;
  }

  .page-faq .fx-cell:first-child {
    border-left: 0;
  }

  .page-faq .fx-cell:last-child {
    font-size: 12.5px;
    color: var(--slate);
  }

  .page-faq .faq-help-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
    gap: 32px;
  }
}

@media (min-width: 1080px) {
  .page-faq .field-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-lookup-grid {
    grid-template-columns: minmax(0, 1fr) 262px;
    align-items: start;
    gap: 26px;
  }

  .page-faq .lookup-figure {
    position: sticky;
    top: 96px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .reading-card,
  .page-faq .scale-fill,
  .page-faq .step,
  .page-faq .fx-row,
  .page-faq .fx-chip,
  .page-faq .adapt-item summary {
    transition: none;
  }

  .page-faq .reading-card:hover {
    transform: none;
  }
}
<<<PAGE_CSS_DONE>>>