.page-faq {
  --faq-side: 252px;
  --faq-gap: 60px;
  --faq-line: rgba(110, 139, 255, 0.2);
  --faq-line-soft: rgba(110, 139, 255, 0.12);
  color: var(--ice);
}

.page-faq .faq-crumbs {
  padding-top: calc(var(--cmd-h) + 18px);
  font-size: 13px;
  color: var(--slate);
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-faq .faq-crumbs a {
  color: var(--slate);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

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

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  padding: 32px 0 64px;
  background:
    radial-gradient(58% 76% at 4% 0%, rgba(30, 79, 216, 0.34), transparent 62%),
    radial-gradient(42% 62% at 96% 8%, rgba(11, 211, 162, 0.14), transparent 66%);
}

.page-faq .faq-hero__eyebrow {
  margin: 0;
  color: var(--amber);
}

.page-faq .faq-hero__title {
  margin: 18px 0 0;
  font-size: clamp(42px, 11vw, 104px);
  font-weight: 200;
  line-height: 0.96;
  letter-spacing: -0.035em;
  color: var(--ice);
}

.page-faq .faq-hero__title em {
  font-style: normal;
  font-weight: 200;
  color: var(--amber);
}

.page-faq .faq-hero__bold {
  margin: 26px 0 0;
  max-width: 20ch;
  font-size: clamp(19px, 3.2vw, 29px);
  font-weight: 900;
  line-height: 1.32;
  letter-spacing: -0.01em;
  color: var(--ice);
}

.page-faq .faq-hero__sub {
  margin: 18px 0 0;
  max-width: 36em;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(232, 236, 255, 0.74);
}

.page-faq .faq-hero__meta {
  list-style: none;
  margin: 28px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--faq-line-soft);
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  font-size: 13px;
  color: var(--slate);
}

.page-faq .faq-hero__meta .mono {
  color: var(--jade);
  font-size: 15px;
  margin-right: 4px;
}

/* ---------- 双栏骨架 ---------- */

.page-faq .faq-body {
  display: grid;
  gap: 36px;
  padding-bottom: 96px;
}

/* ---------- 左侧任务目录 ---------- */

.page-faq .task-nav {
  border-top: 1px solid var(--faq-line);
  padding-top: 18px;
}

.page-faq .task-nav__title {
  margin: 0 0 14px;
  color: var(--slate);
}

.page-faq .task-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-faq .task-nav__link {
  display: grid;
  grid-template-columns: 12px 26px 1fr;
  align-items: center;
  gap: 10px;
  padding: 10px 10px 10px 4px;
  border-radius: var(--r-s);
  text-decoration: none;
  color: rgba(232, 236, 255, 0.6);
  transition: color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .task-nav__dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: transparent;
  transition: background 0.2s var(--ease), box-shadow 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .task-nav__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--slate);
  transition: color 0.2s var(--ease);
}

.page-faq .task-nav__label {
  font-size: 14.5px;
  line-height: 1.5;
}

.page-faq .task-nav__link:hover {
  color: var(--ice);
  background: rgba(30, 79, 216, 0.16);
}

.page-faq .task-nav__link[aria-current="true"] {
  color: var(--ice);
  background: rgba(30, 79, 216, 0.16);
}

.page-faq .task-nav__link[aria-current="true"] .task-nav__dot {
  border-color: var(--jade);
  background: var(--jade);
  box-shadow: 0 0 0 4px rgba(11, 211, 162, 0.16);
}

.page-faq .task-nav__link[aria-current="true"] .task-nav__num {
  color: var(--jade);
}

.page-faq .faq-side__help {
  display: block;
  margin-top: 22px;
  padding: 16px 18px;
  border-radius: var(--r-m);
  border: 1px solid rgba(245, 184, 65, 0.36);
  background: rgba(245, 184, 65, 0.08);
  text-decoration: none;
  color: rgba(232, 236, 255, 0.72);
  font-size: 13px;
  line-height: 1.6;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .faq-side__help strong {
  display: block;
  margin-top: 4px;
  font-size: 15px;
  font-weight: 700;
  color: var(--amber);
}

.page-faq .faq-side__help:hover {
  background: rgba(245, 184, 65, 0.14);
  border-color: rgba(245, 184, 65, 0.56);
}

/* ---------- 章节 ---------- */

.page-faq .fsec {
  padding-bottom: 68px;
  scroll-margin-top: calc(var(--cmd-h) + 20px);
}

.page-faq .fsec + .fsec {
  border-top: 1px solid var(--faq-line-soft);
  padding-top: 56px;
}

.page-faq .fsec__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
}

.page-faq .fsec__idx {
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--amber);
}

.page-faq .fsec__title {
  margin: 0;
  font-size: clamp(23px, 4.2vw, 33px);
  font-weight: 700;
  line-height: 1.24;
  letter-spacing: -0.015em;
  color: var(--ice);
}

.page-faq .fsec__lead {
  margin: 0 0 28px;
  max-width: 40em;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(232, 236, 255, 0.74);
}

.page-faq .fsec__p {
  margin: 0 0 18px;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(232, 236, 255, 0.74);
}

.page-faq .sub-h {
  margin: 32px 0 12px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--ice);
}

.page-faq .fsec__p a,
.page-faq .steps__p a,
.page-faq .path__p a,
.page-faq .qa__a a {
  color: var(--amber);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  text-decoration-color: rgba(245, 184, 65, 0.45);
}

.page-faq .fsec__p a:hover,
.page-faq .steps__p a:hover,
.page-faq .path__p a:hover,
.page-faq .qa__a a:hover {
  color: #ffd27a;
}

/* ---------- 01 前置条件 ---------- */

.page-faq .prep {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .prep__item {
  padding: 22px 20px 24px;
  border-radius: var(--r-m);
  background: linear-gradient(180deg, rgba(18, 48, 107, 0.7), rgba(10, 27, 61, 0.5));
  border: 1px solid var(--faq-line-soft);
}

.page-faq .prep__n {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--jade);
}

.page-faq .prep__h {
  margin: 10px 0 8px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ice);
}

.page-faq .prep__p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(232, 236, 255, 0.7);
}

/* ---------- 02 三条入口 ---------- */

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

.page-faq .path {
  padding: 22px 20px 22px 22px;
  border-radius: var(--r-m);
  background: rgba(18, 48, 107, 0.5);
  border-left: 3px solid var(--blue);
}

.page-faq .path--b {
  border-left-color: var(--jade);
}

.page-faq .path--c {
  border-left-color: var(--rose);
}

.page-faq .path__kicker {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--slate);
}

.page-faq .path__h {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ice);
}

.page-faq .path__p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(232, 236, 255, 0.74);
}

.page-faq .path__check {
  margin: 14px 0 0;
  display: flex;
  align-items: flex-start;
  gap: 9px;
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(232, 236, 255, 0.66);
}

.page-faq .path__check .tag {
  flex: none;
  margin-top: 1px;
}

/* ---------- 03 步骤 ---------- */

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

.page-faq .steps__item {
  position: relative;
  padding-left: 58px;
  padding-bottom: 34px;
}

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

.page-faq .steps__item::before {
  content: "";
  position: absolute;
  left: 19px;
  top: 42px;
  bottom: 4px;
  width: 1px;
  background: linear-gradient(180deg, rgba(110, 139, 255, 0.55), rgba(110, 139, 255, 0.06));
}

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

.page-faq .steps__dot {
  position: absolute;
  left: 0;
  top: 0;
  width: 39px;
  height: 39px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  font-size: 14px;
  color: var(--amber);
  background: var(--ink-950);
  border: 1px solid rgba(245, 184, 65, 0.5);
  box-shadow: 0 0 0 6px rgba(4, 16, 42, 0.9);
}

.page-faq .steps__h {
  margin: 6px 0 10px;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ice);
}

.page-faq .steps__p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(232, 236, 255, 0.74);
}

.page-faq .steps__cue {
  margin: 10px 0 0;
  padding-left: 14px;
  border-left: 2px solid rgba(11, 211, 162, 0.5);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--jade);
}

/* ---------- 图片 ---------- */

.page-faq .faq-figure {
  margin: 28px 0 0;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--r-m);
  border: 1px solid var(--faq-line-soft);
  object-fit: cover;
}

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

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

/* ---------- 图例 ---------- */

.page-faq .legend {
  list-style: none;
  margin: 0;
  padding: 20px 20px;
  display: grid;
  gap: 14px;
  border-radius: var(--r-m);
  background: rgba(4, 16, 42, 0.55);
  border: 1px solid var(--faq-line-soft);
}

.page-faq .legend__item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(232, 236, 255, 0.78);
}

.page-faq .sym {
  flex: none;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  cursor: help;
}

.page-faq .sym--jade {
  color: var(--jade);
  background: rgba(11, 211, 162, 0.16);
}

.page-faq .sym--amber {
  color: var(--amber);
  background: rgba(245, 184, 65, 0.16);
}

.page-faq .sym--rose {
  color: var(--rose);
  background: rgba(232, 83, 140, 0.18);
}

.page-faq .sym--slate {
  color: var(--slate);
  background: rgba(122, 130, 153, 0.2);
}

/* ---------- 04 更新窗口 ---------- */

.page-faq .win-box {
  padding: 22px 20px 8px;
  border-radius: var(--r-m);
  background: rgba(18, 48, 107, 0.42);
  border: 1px solid var(--faq-line-soft);
}

.page-faq .win-box .sub-h {
  margin-top: 0;
}

.page-faq .win-pair {
  display: grid;
  gap: 16px;
  margin-top: 20px;
}

.page-faq .win {
  display: grid;
  gap: 4px;
  border-radius: var(--r-m);
  overflow: hidden;
  align-content: start;
}

.page-faq .win__cell {
  padding: 16px 18px 17px;
  font-size: 13px;
  line-height: 1.65;
  color: rgba(232, 236, 255, 0.8);
}

.page-faq .win__cell strong {
  display: block;
  margin-bottom: 5px;
  font-size: 14.5px;
  font-weight: 700;
}

.page-faq .win__cell--pre {
  background: rgba(11, 211, 162, 0.14);
}

.page-faq .win__cell--pre strong {
  color: var(--jade);
}

.page-faq .win__cell--gap {
  background: rgba(245, 184, 65, 0.15);
}

.page-faq .win__cell--gap strong {
  color: var(--amber);
}

.page-faq .win__cell--post {
  background: rgba(30, 79, 216, 0.24);
}

.page-faq .win__cell--post strong {
  color: #9db4ff;
}

/* ---------- 05 折叠问答 ---------- */

.page-faq .qa-list {
  display: grid;
  gap: 10px;
}

.page-faq .qa {
  border-radius: var(--r-m);
  background: rgba(18, 48, 107, 0.44);
  border: 1px solid var(--faq-line-soft);
  overflow: hidden;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .qa[open] {
  background: rgba(18, 48, 107, 0.72);
  border-color: var(--faq-line);
}

.page-faq .qa__q {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 14.5px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--ice);
}

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

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

.page-faq .qa__cat {
  flex: none;
  padding: 3px 8px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  line-height: 1.6;
}

.page-faq .qa__cat--entry {
  color: #9db4ff;
  background: rgba(30, 79, 216, 0.28);
}

.page-faq .qa__cat--range {
  color: var(--jade);
  background: rgba(11, 211, 162, 0.14);
}

.page-faq .qa__cat--state {
  color: var(--amber);
  background: rgba(245, 184, 65, 0.15);
}

.page-faq .qa__cat--fav {
  color: var(--rose);
  background: rgba(232, 83, 140, 0.16);
}

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

.page-faq .qa__chev {
  flex: none;
  width: 16px;
  height: 16px;
  color: var(--slate);
  transition: transform 0.22s var(--ease), color 0.22s var(--ease);
}

.page-faq .qa[open] .qa__chev {
  transform: rotate(90deg);
  color: var(--amber);
}

.page-faq .qa__a {
  padding: 0 16px 18px;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(232, 236, 255, 0.76);
}

.page-faq .qa__a p {
  margin: 0 0 10px;
}

.page-faq .qa__a p:last-child {
  margin-bottom: 0;
}

/* ---------- 06 人工协助 ---------- */

.page-faq .help-card {
  padding: 24px 20px;
  border-radius: var(--r-l);
  background: linear-gradient(152deg, rgba(245, 184, 65, 0.13), rgba(30, 79, 216, 0.16) 58%, rgba(11, 211, 162, 0.1));
  border: 1px solid rgba(245, 184, 65, 0.3);
}

.page-faq .help-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .help-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(232, 236, 255, 0.78);
}

.page-faq .help-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: var(--amber);
  transform: rotate(45deg);
}

.page-faq .help-list strong {
  color: var(--ice);
  font-weight: 700;
}

.page-faq .help-list .mono {
  color: var(--jade);
  font-size: 13.5px;
}

.page-faq .help-contact {
  margin: 22px 0 0;
  padding-top: 18px;
  border-top: 1px solid rgba(232, 236, 255, 0.14);
  display: grid;
  gap: 10px;
}

.page-faq .help-contact__row {
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.page-faq .help-contact__label {
  flex: none;
  width: 42px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--slate);
}

.page-faq .help-contact__value {
  font-size: 14px;
  line-height: 1.6;
  color: var(--ice);
  word-break: break-word;
}

.page-faq .help-note {
  margin: 16px 0 18px;
  font-size: 13px;
  line-height: 1.75;
  color: rgba(232, 236, 255, 0.62);
}

/* ---------- 断点 ---------- */

@media (min-width: 680px) {
  .page-faq .prep {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .legend {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 26px;
  }

  .page-faq .paths {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-faq .path--a {
    grid-column: span 6;
  }

  .page-faq .path--b,
  .page-faq .path--c {
    grid-column: span 3;
  }

  .page-faq .win-pair {
    grid-template-columns: 1fr 1.15fr;
    align-items: start;
  }

  .page-faq .help-card {
    padding: 30px 28px;
  }

  .page-faq .faq-hero {
    padding: 44px 0 76px;
  }
}

@media (min-width: 760px) {
  .page-faq .prep {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 920px) {
  .page-faq .faq-body {
    grid-template-columns: var(--faq-side) minmax(0, 1fr);
    gap: var(--faq-gap);
    align-items: start;
  }

  .page-faq .faq-side {
    position: sticky;
    top: calc(var(--cmd-h-compact) + 26px);
  }

  .page-faq .faq-hero__title {
    max-width: 15ch;
  }

  .page-faq .fsec {
    padding-bottom: 84px;
  }

  .page-faq .fsec + .fsec {
    padding-top: 68px;
  }

  .page-faq .steps__item {
    padding-left: 64px;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-hero__title {
    max-width: 13ch;
  }
}
<<<END>>>