.page-faq {
  --faq-hair: 1px solid var(--grid);
}

/* ---------- Hero：命令栏式帮助索引 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(28px, 5vw, 56px) 0 clamp(36px, 6vw, 72px);
  border-bottom: var(--faq-hair);
  background:
    linear-gradient(115deg, rgba(123, 92, 255, .12) 0%, rgba(7, 13, 30, 0) 46%),
    radial-gradient(120% 90% at 88% 0%, rgba(217, 79, 163, .10) 0%, rgba(7, 13, 30, 0) 60%),
    var(--ink);
  overflow: hidden;
}
.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(27, 42, 74, .55) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(27, 42, 74, .55) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .8), transparent 78%);
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .8), transparent 78%);
  pointer-events: none;
}
.page-faq .faq-hero__inner {
  position: relative;
  display: grid;
  gap: clamp(28px, 4vw, 52px);
  grid-template-columns: 1fr;
}
.page-faq .faq-hero__title {
  margin: 18px 0 0;
  font-size: clamp(30px, 5.4vw, 60px);
  line-height: 1.16;
  letter-spacing: .05em;
  font-weight: 900;
  color: var(--mist);
  max-width: 18em;
}
.page-faq .faq-hero__lede {
  margin: 20px 0 0;
  color: var(--silver);
  font-size: 16px;
  line-height: 1.8;
  max-width: 34em;
}
.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}
.page-faq .faq-hero__meta {
  margin: 18px 0 0;
  color: var(--dusk);
  font-size: 12px;
  letter-spacing: .06em;
}

/* 索引卡区 */
.page-faq .faq-index {
  position: relative;
  border: var(--faq-hair);
  background: linear-gradient(160deg, rgba(12, 21, 48, .95), rgba(7, 13, 30, .92));
  padding: clamp(16px, 2.4vw, 24px);
}
.page-faq .faq-index__figure {
  margin: 0 0 clamp(14px, 2vw, 20px);
  border: var(--faq-hair);
  overflow: hidden;
}
.page-faq .faq-index__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(.85) contrast(1.05);
}
.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--grid);
}
.page-faq .faq-index__item a {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "num name"
    "num desc";
  align-items: baseline;
  gap: 2px 14px;
  padding: 16px 14px;
  background: var(--panel);
  text-decoration: none;
  color: var(--mist);
  transition: background .18s ease-out, box-shadow .18s ease-out;
}
.page-faq .faq-index__item a:hover,
.page-faq .faq-index__item a:focus-visible {
  background: #10193a;
  box-shadow: inset 3px 0 0 var(--cyan);
  outline: none;
}
.page-faq .faq-index__num {
  grid-area: num;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1;
  color: var(--violet);
  letter-spacing: .02em;
}
.page-faq .faq-index__item--entry .faq-index__num { color: var(--cyan); }
.page-faq .faq-index__item--feedback .faq-index__num { color: var(--magenta); }
.page-faq .faq-index__name {
  grid-area: name;
  font-weight: 700;
  letter-spacing: .08em;
  font-size: 15px;
}
.page-faq .faq-index__desc {
  grid-area: desc;
  color: var(--silver);
  font-size: 13px;
  line-height: 1.6;
}
.page-faq .faq-index__total {
  margin: 14px 0 0;
  color: var(--dusk);
  font-size: 12px;
  letter-spacing: .04em;
}

/* ---------- 热门问题 ---------- */
.page-faq .faq-hot {
  padding: clamp(40px, 6vw, 72px) 0;
}
.page-faq .faq-hot__grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  grid-template-columns: 1fr;
}
.page-faq .faq-hot__title {
  margin: 14px 0 0;
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1.3;
  letter-spacing: .04em;
  color: var(--mist);
  font-weight: 900;
}
.page-faq .faq-hot__note {
  margin: 14px 0 0;
  color: var(--silver);
  font-size: 15px;
  line-height: 1.8;
}
.page-faq .faq-hot__figure {
  margin-top: 22px;
}
.page-faq .faq-hot__list {
  display: grid;
  gap: 1px;
  background: var(--grid);
  border: var(--faq-hair);
}

/* ---------- 折叠问答条目 ---------- */
.page-faq .qa {
  background: var(--panel);
  border: 1px solid transparent;
  transition: background .2s ease-out, border-color .2s ease-out;
}
.page-faq .qa + .qa { border-top: var(--faq-hair); }
.page-faq .qa__q {
  position: relative;
  cursor: pointer;
  list-style: none;
  padding: 16px 46px 16px 16px;
  color: var(--mist);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  letter-spacing: .02em;
}
.page-faq .qa__q::-webkit-details-marker { display: none; }
.page-faq .qa__q::after {
  content: "";
  position: absolute;
  right: 20px;
  top: 50%;
  width: 9px;
  height: 9px;
  border-right: 1.5px solid var(--cyan);
  border-bottom: 1.5px solid var(--cyan);
  transform: translateY(-70%) rotate(45deg);
  transition: transform .18s ease-out;
}
.page-faq .qa[open] > .qa__q::after {
  transform: translateY(-30%) rotate(-135deg);
}
.page-faq .qa__q:hover { background: #10193a; }
.page-faq .qa__q:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 2px var(--cyan);
}
.page-faq .qa[open] {
  background: #0e1734;
  border-color: rgba(123, 92, 255, .45);
}
.page-faq .qa[open] > .qa__q { color: var(--mist); }
.page-faq .qa__a {
  padding: 0 46px 18px 16px;
  color: var(--silver);
  font-size: 15px;
  line-height: 1.82;
}
.page-faq .qa__a p { margin: 0; }

/* ---------- 三类问答分组 ---------- */
.page-faq .faq-group {
  padding: clamp(36px, 5vw, 64px) 0;
  border-top: var(--faq-hair);
}
.page-faq .faq-group--alt {
  background: linear-gradient(180deg, rgba(12, 21, 48, .65), rgba(7, 13, 30, 0));
}
.page-faq .faq-group__inner {
  display: grid;
  gap: clamp(22px, 3.4vw, 44px);
  grid-template-columns: 1fr;
}
.page-faq .faq-group__title {
  margin: 14px 0 0;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.3;
  letter-spacing: .04em;
  color: var(--mist);
  font-weight: 900;
}
.page-faq .faq-group__intro {
  margin: 14px 0 0;
  color: var(--silver);
  font-size: 15px;
  line-height: 1.8;
}
.page-faq .faq-group__body {
  border: var(--faq-hair);
  background: var(--panel);
}
.page-faq .qa--flat { background: transparent; }
.page-faq .qa--flat[open] { background: rgba(123, 92, 255, .07); border-color: transparent; }
.page-faq .qa--flat + .qa--flat { border-top: var(--faq-hair); }
.page-faq .faq-group__more {
  display: block;
  padding: 16px;
  border-top: var(--faq-hair);
  background: rgba(100, 232, 217, .05);
  color: var(--cyan);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .04em;
  text-decoration: none;
  transition: background .18s ease-out;
}
.page-faq .faq-group__more:hover,
.page-faq .faq-group__more:focus-visible {
  background: rgba(100, 232, 217, .12);
  outline: none;
}

/* ---------- 提交路径 ---------- */
.page-faq .faq-submit {
  padding: clamp(36px, 5vw, 64px) 0;
}
.page-faq .faq-submit__inner {
  display: grid;
  gap: clamp(24px, 3.6vw, 44px);
  grid-template-columns: 1fr;
}
.page-faq .faq-submit__text h2 {
  margin: 14px 0 0;
  font-size: clamp(24px, 3.2vw, 32px);
  line-height: 1.3;
  letter-spacing: .04em;
  color: var(--mist);
  font-weight: 900;
}
.page-faq .faq-submit__text > p {
  margin: 14px 0 0;
  color: var(--silver);
  font-size: 15px;
  line-height: 1.8;
}
.page-faq .faq-submit__steps {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-faq .faq-submit__steps li {
  position: relative;
  padding-left: 46px;
  color: var(--silver);
  font-size: 15px;
  line-height: 1.7;
}
.page-faq .faq-submit__steps strong { color: var(--mist); font-weight: 700; }
.page-faq .faq-submit__step {
  position: absolute;
  left: 0;
  top: 0;
  color: var(--violet);
  font-size: 13px;
  letter-spacing: .08em;
}
.page-faq .faq-submit__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}
.page-faq .faq-submit__panel {
  padding: clamp(20px, 3vw, 28px);
  background:
    radial-gradient(120% 100% at 100% 0%, rgba(123, 92, 255, .20), rgba(12, 21, 48, 0) 68%),
    var(--panel);
}
.page-faq .faq-submit__big {
  margin: 16px 0 0;
  font-size: clamp(38px, 7vw, 60px);
  line-height: 1;
  letter-spacing: .02em;
  color: var(--magenta);
}
.page-faq .faq-submit__caption {
  margin: 8px 0 0;
  color: var(--silver);
  font-size: 13px;
}
.page-faq .faq-submit__facts {
  list-style: none;
  margin: 20px 0 0;
  padding: 18px 0 0;
  border-top: var(--faq-hair);
  display: grid;
  gap: 10px;
  color: var(--silver);
  font-size: 13.5px;
  line-height: 1.6;
}
.page-faq .faq-submit__facts .mono { color: var(--mist); }

/* ---------- 补记同步 ---------- */
.page-faq .faq-sync {
  padding: clamp(36px, 5vw, 60px) 0 clamp(48px, 6vw, 80px);
  border-top: var(--faq-hair);
}
.page-faq .faq-sync__inner {
  display: grid;
  gap: clamp(16px, 3vw, 32px);
  grid-template-columns: 1fr;
  align-items: start;
}
.page-faq .faq-sync__mark {
  display: flex;
  align-items: center;
  gap: 14px;
}
.page-faq .faq-sync__mark::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 4px rgba(255, 180, 102, .16);
}
.page-faq .faq-sync__mark .mono {
  color: var(--amber);
  font-size: 12px;
  letter-spacing: .16em;
}
.page-faq .faq-sync__text h2 {
  margin: 12px 0 0;
  font-size: clamp(21px, 2.8vw, 27px);
  line-height: 1.4;
  letter-spacing: .03em;
  color: var(--mist);
  font-weight: 900;
}
.page-faq .faq-sync__text p {
  margin: 14px 0 0;
  color: var(--silver);
  font-size: 15px;
  line-height: 1.8;
}
.page-faq .faq-sync__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-index__list {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-faq .faq-index__item a {
    grid-template-columns: 1fr;
    grid-template-areas:
      "num"
      "name"
      "desc";
    align-content: start;
    min-height: 148px;
  }
  .page-faq .faq-submit__steps {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-faq .faq-sync__inner {
    grid-template-columns: auto 1fr;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: 1.05fr .95fr;
    align-items: start;
  }
  .page-faq .faq-hot__grid {
    grid-template-columns: .78fr 1.22fr;
    align-items: start;
  }
  .page-faq .faq-group__inner {
    grid-template-columns: 300px 1fr;
    align-items: start;
  }
  .page-faq .faq-group__head {
    position: sticky;
    top: 24px;
  }
  .page-faq .faq-submit__inner {
    grid-template-columns: 1.15fr .85fr;
    align-items: start;
  }
  .page-faq .qa__q { padding: 18px 52px 18px 20px; }
  .page-faq .qa__a { padding: 0 52px 20px 20px; }
}
<<<END>>>