.page-faq {
  --faq-gap: clamp(1.5rem, 4vw, 3.25rem);
  --faq-panel: var(--ink-800);
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-faq .tut-hero {
  position: relative;
  padding: clamp(1.5rem, 4.5vw, 3rem) 0 clamp(1.5rem, 4vw, 2.5rem);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(120% 135% at 88% 0%, rgba(0, 229, 201, .12), transparent 55%),
    radial-gradient(90% 120% at 2% 100%, rgba(255, 106, 43, .09), transparent 58%),
    linear-gradient(180deg, var(--ink-900) 0%, var(--ink-800) 100%);
  overflow: hidden;
}

.page-faq .tut-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), var(--orange), transparent);
  opacity: .55;
  pointer-events: none;
}

.page-faq .tut-hero .breadcrumb {
  margin-bottom: clamp(1rem, 3vw, 1.75rem);
}

.page-faq .tut-hero .kicker {
  color: var(--cyan);
}

.page-faq .tut-hero h1 {
  margin: .55rem 0 1rem;
  font-size: clamp(1.85rem, 6vw, 3.6rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -.015em;
  max-width: 22ch;
}

.page-faq .tut-hero .lede {
  margin: 0;
  max-width: 60ch;
  color: var(--paper-dim);
  font-size: clamp(.95rem, 1.6vw, 1.05rem);
  line-height: 1.78;
}

.page-faq .tut-chips {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}

.page-faq .tut-chips a {
  display: inline-block;
  padding: .5rem .9rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  color: var(--paper-dim);
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .05em;
  text-decoration: none;
  transition: color .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
}

.page-faq .tut-chips a:hover,
.page-faq .tut-chips a:focus-visible {
  color: var(--ink-900);
  background: var(--cyan);
  border-color: var(--cyan);
}

/* ---------- 主体双栏 ---------- */
.page-faq .tut-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--faq-gap);
  padding-top: clamp(1.5rem, 4vw, 2.75rem);
  padding-bottom: clamp(2.5rem, 7vw, 5rem);
}

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

@media (min-width: 1000px) {
  .page-faq .tut-body {
    grid-template-columns: 216px minmax(0, 1fr);
    align-items: start;
  }
}

/* ---------- 目录 ---------- */
.page-faq .tut-toc {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--faq-panel);
  padding: 1rem;
}

@media (min-width: 1000px) {
  .page-faq .tut-toc {
    position: sticky;
    top: 5.25rem;
  }
}

.page-faq .tut-toc__title {
  margin: 0 0 .7rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-faq .tut-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .1rem;
}

@media (min-width: 620px) and (max-width: 999px) {
  .page-faq .tut-toc__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-faq .tut-toc__list {
    grid-template-columns: minmax(0, 1fr);
  }
}

.page-faq .tut-toc__link {
  display: block;
  padding: .45rem .55rem;
  border-left: 2px solid transparent;
  border-radius: var(--radius-sm);
  color: var(--paper-dim);
  font-size: .88rem;
  line-height: 1.5;
  text-decoration: none;
  transition: color .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
}

.page-faq .tut-toc__link:hover,
.page-faq .tut-toc__link:focus-visible {
  color: var(--paper);
  border-left-color: var(--cyan);
  background: rgba(0, 229, 201, .07);
}

.page-faq .tut-toc__num {
  margin-right: .4rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--moss);
}

.page-faq .tut-toc__foot {
  margin: .9rem 0 0;
  padding-top: .8rem;
  border-top: 1px solid var(--line);
  font-size: .78rem;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 章节 ---------- */
.page-faq .sec {
  scroll-margin-top: 5.5rem;
  margin-bottom: clamp(2.5rem, 6vw, 4.25rem);
}

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

.page-faq .sec__head {
  display: flex;
  align-items: baseline;
  gap: .7rem;
  padding-bottom: .75rem;
  border-bottom: 1px solid var(--line-accent);
  margin-bottom: 1rem;
}

.page-faq .sec__num {
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .1em;
  color: var(--orange);
}

.page-faq .sec__title {
  margin: 0;
  font-size: clamp(1.3rem, 3.2vw, 1.85rem);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -.01em;
}

.page-faq .sec__note {
  margin: 0 0 1.25rem;
  max-width: 66ch;
  color: var(--mist);
  font-size: .9rem;
  line-height: 1.72;
}

.page-faq .sec__note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 201, .4);
}

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

/* ---------- 图 ---------- */
.page-faq .figure {
  margin: 0 0 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--faq-panel);
  overflow: hidden;
}

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

.page-faq .figure__cap {
  padding: .7rem .95rem;
  border-top: 1px solid var(--line);
  font-size: .81rem;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 步骤 ---------- */
.page-faq .steps {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-faq .step {
  display: grid;
  grid-template-columns: 2.1rem minmax(0, 1fr);
  gap: .85rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--line);
}

@media (min-width: 640px) {
  .page-faq .step {
    grid-template-columns: 3rem minmax(0, 1fr);
    gap: 1.25rem;
    padding: 1.3rem 0;
  }
}

.page-faq .step__num {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  line-height: 1.45;
  color: var(--cyan);
  letter-spacing: .02em;
}

@media (min-width: 640px) {
  .page-faq .step__num {
    font-size: 1.45rem;
  }
}

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

.page-faq .step__title {
  margin: 0 0 .35rem;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper);
}

.page-faq .step__text {
  margin: 0;
  color: var(--paper-dim);
  font-size: .93rem;
  line-height: 1.75;
}

.page-faq .step__text a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 201, .4);
}

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

/* ---------- 回到顶部 ---------- */
.page-faq .totop {
  margin: 1.1rem 0 0;
}

.page-faq .totop a {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .06em;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px dashed rgba(154, 167, 184, .5);
  padding-bottom: 1px;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-faq .totop a::before {
  content: "↑ ";
  color: var(--cyan);
}

.page-faq .totop a:hover,
.page-faq .totop a:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--cyan);
}

/* ---------- 折叠问答 ---------- */
.page-faq .acc-group {
  margin-top: 1.5rem;
}

.page-faq .acc-group__title {
  margin: 0 0 .7rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--moss);
}

.page-faq .acc {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--faq-panel);
}

.page-faq .acc + .acc {
  margin-top: .5rem;
}

.page-faq .acc > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .85rem 1rem;
  font-size: .93rem;
  font-weight: 600;
  line-height: 1.55;
  color: var(--paper);
  cursor: pointer;
  list-style: none;
  transition: color .2s var(--ease);
}

.page-faq .acc > summary::-webkit-details-marker {
  display: none;
}

.page-faq .acc > summary::after {
  content: "＋";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1;
  color: var(--cyan);
}

.page-faq .acc[open] > summary::after {
  content: "－";
  color: var(--orange);
}

.page-faq .acc > summary:hover,
.page-faq .acc > summary:focus-visible {
  color: var(--cyan);
}

.page-faq .acc[open] {
  border-color: var(--line-accent);
}

.page-faq .acc__body {
  padding: 0 1rem 1rem;
  color: var(--paper-dim);
  font-size: .91rem;
  line-height: 1.78;
}

.page-faq .acc__body p {
  margin: 0 0 .55rem;
}

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

/* ---------- 图表 ---------- */
.page-faq .chart {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--faq-panel);
  padding: clamp(.75rem, 2vw, 1.15rem);
}

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

.page-faq .chart__legend {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.1rem;
  margin-top: .9rem;
  padding-top: .8rem;
  border-top: 1px solid var(--line);
  font-size: .78rem;
  color: var(--mist);
}

.page-faq .chart__legend span {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
}

.page-faq .swatch {
  display: inline-block;
  width: .72rem;
  height: .72rem;
  border-radius: 2px;
}

.page-faq .swatch--low {
  background: var(--moss);
  opacity: .55;
}

.page-faq .swatch--mid {
  background: var(--cyan);
  opacity: .45;
}

.page-faq .swatch--high {
  background: var(--orange);
  opacity: .9;
}

.page-faq .swatch--mark {
  background: transparent;
  border: 2px solid var(--orange);
  border-radius: 50%;
}

.page-faq .axis {
  margin-top: 1.25rem;
  display: grid;
  gap: 0;
}

.page-faq .axis__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: .25rem;
  padding: .75rem 0;
  border-bottom: 1px dashed var(--line);
  font-size: .92rem;
}

@media (min-width: 640px) {
  .page-faq .axis__row {
    grid-template-columns: 4rem minmax(0, 1fr);
    gap: 1rem;
  }
}

.page-faq .axis__key {
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .08em;
  color: var(--clay);
}

.page-faq .axis__val {
  color: var(--paper-dim);
  line-height: 1.75;
}

/* ---------- 清单 ---------- */
.page-faq .checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .7rem;
}

.page-faq .checklist li {
  position: relative;
  padding-left: 1.6rem;
  color: var(--paper-dim);
  font-size: .93rem;
  line-height: 1.75;
}

.page-faq .checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .6em;
  width: .5rem;
  height: .5rem;
  border-radius: 50%;
  background: var(--turf);
  box-shadow: 0 0 0 3px rgba(63, 163, 77, .18);
}

.page-faq .checklist strong {
  color: var(--paper);
  font-weight: 700;
}

/* ---------- 约赛流程 ---------- */
.page-faq .join-flow {
  margin-top: 1.5rem;
  padding: 1.15rem 1.15rem 1.05rem;
  border: 1px solid var(--line);
  border-left: 3px solid var(--turf);
  border-radius: var(--radius);
  background: linear-gradient(120deg, rgba(63, 163, 77, .09), transparent 62%), var(--faq-panel);
}

.page-faq .join-flow__title {
  margin: 0 0 .7rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--turf);
}

.page-faq .join-flow__list {
  margin: 0;
  padding: 0 0 0 1.15rem;
  display: grid;
  gap: .5rem;
  color: var(--paper-dim);
  font-size: .92rem;
  line-height: 1.72;
}

.page-faq .join-flow__list .data-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--orange);
  font-weight: 600;
}

.page-faq .join-flow__foot {
  margin: .9rem 0 0;
  padding-top: .8rem;
  border-top: 1px dashed var(--line);
  font-size: .87rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-faq .join-flow__foot .data-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--paper);
  font-weight: 600;
}

.page-faq .join-flow__foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 201, .4);
}

.page-faq .join-flow__foot a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 求助 ---------- */
.page-faq .help-card {
  padding: clamp(1.1rem, 3vw, 1.6rem);
  border: 1px solid var(--line-accent);
  border-radius: var(--radius);
  background:
    radial-gradient(120% 130% at 100% 0%, rgba(0, 229, 201, .10), transparent 58%),
    linear-gradient(160deg, rgba(255, 106, 43, .06), transparent 60%),
    var(--faq-panel);
}

.page-faq .help-card__lead {
  margin: 0 0 1.1rem;
  max-width: 62ch;
  color: var(--paper-dim);
  font-size: .94rem;
  line-height: 1.78;
}

.page-faq .help-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .75rem;
}

.page-faq .help-list li {
  display: grid;
  grid-template-columns: 1fr;
  gap: .15rem;
  padding-bottom: .7rem;
  border-bottom: 1px dashed var(--line);
}

.page-faq .help-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

@media (min-width: 640px) {
  .page-faq .help-list li {
    grid-template-columns: 5rem minmax(0, 1fr);
    gap: 1rem;
    align-items: baseline;
  }
}

.page-faq .help-list__k {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .08em;
  color: var(--clay);
}

.page-faq .help-list__v {
  color: var(--paper);
  font-size: .95rem;
  line-height: 1.6;
  text-decoration: none;
  word-break: break-word;
}

a.help-list__v {
  border-bottom: 1px solid rgba(0, 229, 201, .35);
}

a.help-list__v:hover,
a.help-list__v:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-faq .help-card__note {
  margin: 1.1rem 0 0;
  padding-top: .85rem;
  border-top: 1px solid var(--line);
  font-size: .83rem;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 相关入口 ---------- */
.page-faq .more-links {
  margin-top: 1.25rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: .6rem;
}

@media (min-width: 720px) {
  .page-faq .more-links {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-faq .more-link {
  display: grid;
  gap: .25rem;
  padding: .95rem 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--faq-panel);
  text-decoration: none;
  transition: border-color .2s var(--ease), background .2s var(--ease), transform .2s var(--ease);
}

.page-faq .more-link:hover,
.page-faq .more-link:focus-visible {
  border-color: var(--line-accent);
  background: var(--ink-700);
  transform: translateY(-2px);
}

.page-faq .more-link__title {
  font-size: .93rem;
  font-weight: 700;
  color: var(--paper);
  line-height: 1.5;
}

.page-faq .more-link__sub {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .05em;
  color: var(--mist);
}

/* ---------- 动效 ---------- */
.page-faq [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .5s var(--ease), transform .5s var(--ease);
}

.page-faq [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

.page-faq [data-reveal="1"] { transition-delay: .07s; }
.page-faq [data-reveal="2"] { transition-delay: .14s; }
.page-faq [data-reveal="3"] { transition-delay: .21s; }
.page-faq [data-reveal="4"] { transition-delay: .28s; }
.page-faq [data-reveal="5"] { transition-delay: .35s; }

@media (prefers-reduced-motion: reduce) {
  .page-faq [data-reveal],
  .page-faq [data-reveal].is-visible {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-faq .more-link {
    transition: none;
  }

  .page-faq .more-link:hover,
  .page-faq .more-link:focus-visible {
    transform: none;
  }
}
<<<END>>>