.page-features-advanced {
  display: block;
}

/* ---------- 面包屑 ---------- */
.page-features-advanced .adv-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-1);
  padding-block: var(--space-3) 0;
  font-size: var(--text-sm);
}

.page-features-advanced .adv-crumbs__link {
  color: var(--color-ink-soft);
  text-decoration: none;
  border-bottom: var(--border-thin) solid transparent;
}

.page-features-advanced .adv-crumbs__link:hover,
.page-features-advanced .adv-crumbs__link:focus-visible {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.page-features-advanced .adv-crumbs__sep {
  color: var(--color-line);
}

.page-features-advanced .adv-crumbs__current {
  color: var(--color-ink-muted);
}

/* ---------- 首屏 ---------- */
.page-features-advanced .adv-hero__inner {
  padding-block: var(--space-6) var(--space-8);
}

.page-features-advanced .adv-hero__title {
  margin: var(--space-2) 0 var(--space-4);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-2xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  text-wrap: balance;
}

.page-features-advanced .adv-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-3);
}

.page-features-advanced .adv-hero__lead .lede {
  margin: 0;
  color: var(--color-ink);
  max-width: var(--measure);
}

.page-features-advanced .adv-hero__aside {
  border-top: var(--border-thin) solid var(--color-line);
  padding-top: var(--space-3);
}

.page-features-advanced .adv-hero__note {
  margin: 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-features-advanced .adv-link {
  color: var(--color-ink);
  text-decoration: none;
  border-bottom: var(--border-thick) solid var(--color-primary);
  padding-bottom: 1px;
}

.page-features-advanced .adv-link:hover,
.page-features-advanced .adv-link:focus-visible {
  color: var(--color-primary);
}

.page-features-advanced .adv-link--strong {
  font-weight: 600;
}

/* ---------- 关键数字带 ---------- */
.page-features-advanced .adv-metrics-wrap {
  background: var(--color-contrast-surface);
  padding-block: var(--space-6);
}

.page-features-advanced .adv-metrics {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
}

.page-features-advanced .adv-metric {
  display: grid;
  gap: var(--space-1);
  padding-left: var(--space-3);
  border-left: var(--border-thin) solid var(--color-contrast-line);
}

.page-features-advanced .adv-metric__value {
  font-family: var(--font-mono);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: 1;
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-accent);
  font-variant-numeric: tabular-nums;
}

.page-features-advanced .adv-metric__label {
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
  opacity: 0.82;
}

/* ---------- 条目区块 ---------- */
.page-features-advanced .adv-block {
  border-top: var(--border-thin) solid var(--color-line);
  padding-block: var(--space-8);
}

.page-features-advanced .adv-block:first-of-type {
  border-top: 0;
}

.page-features-advanced .adv-block__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
}

.page-features-advanced .adv-block__mark {
  margin: 0 0 var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.14em;
  color: var(--color-accent);
}

.page-features-advanced .adv-block__title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  text-wrap: balance;
}

.page-features-advanced .adv-block__when {
  margin: 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-muted);
  max-width: 34ch;
}

.page-features-advanced .adv-lead {
  margin: 0 0 var(--space-4);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
  max-width: var(--measure);
}

.page-features-advanced .adv-lead--tight {
  margin-top: var(--space-4);
  margin-bottom: var(--space-4);
  color: var(--color-ink-soft);
}

/* ---------- 步骤 ---------- */
.page-features-advanced .adv-steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-features-advanced .adv-step {
  display: grid;
  grid-template-columns: 2.25rem minmax(0, 1fr);
  column-gap: var(--space-2);
  padding-block: var(--space-3);
  border-top: var(--border-thin) solid var(--color-line);
}

.page-features-advanced .adv-step__num {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  line-height: var(--leading-heading);
  color: var(--color-accent);
  font-variant-numeric: tabular-nums;
}

.page-features-advanced .adv-step__title {
  margin: 0 0 var(--space-1);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--text-base);
  line-height: var(--leading-heading);
  letter-spacing: -0.01em;
  color: var(--color-ink);
}

.page-features-advanced .adv-step__body p {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
  max-width: var(--measure);
}

/* ---------- 图片 ---------- */
.page-features-advanced .adv-figure {
  margin: var(--space-6) 0 0;
  border-top: var(--border-thin) solid var(--color-line);
  padding-top: var(--space-2);
}

.page-features-advanced .adv-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.72) contrast(1.04);
}

.page-features-advanced .adv-figure__cap {
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  line-height: var(--leading-body);
  color: var(--color-ink-muted);
}

/* ---------- 教练履历字段 ---------- */
.page-features-advanced .adv-fields {
  display: grid;
  gap: 0;
}

.page-features-advanced .adv-field {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px;
  padding-block: var(--space-2);
  border-top: var(--border-thin) solid var(--color-line);
  transition: background-color 140ms ease;
}

.page-features-advanced .adv-field:last-child {
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-features-advanced .adv-field:hover,
.page-features-advanced .adv-field:focus-within {
  background: var(--color-surface-alt);
}

.page-features-advanced .adv-field__name {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
  letter-spacing: 0.02em;
  cursor: help;
  outline-offset: 2px;
}

.page-features-advanced .adv-field__name:focus-visible {
  outline: var(--border-thick) solid var(--color-focus);
}

.page-features-advanced .adv-field__value {
  font-size: var(--text-base);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-features-advanced .adv-field__tip {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  margin: 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-muted);
  transition: max-height 180ms ease, opacity 180ms ease;
}

.page-features-advanced .adv-field:hover .adv-field__tip,
.page-features-advanced .adv-field:focus-within .adv-field__tip {
  max-height: 7em;
  opacity: 1;
}

/* ---------- 战术要点块 ---------- */
.page-features-advanced .adv-points {
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-features-advanced .adv-point {
  border-top: var(--border-thin) solid var(--color-line);
}

.page-features-advanced .adv-point__summary {
  display: grid;
  grid-template-columns: 2.25rem minmax(0, 1fr) 1.25rem;
  align-items: baseline;
  column-gap: var(--space-2);
  padding-block: var(--space-3);
  cursor: pointer;
  list-style: none;
}

.page-features-advanced .adv-point__summary::-webkit-details-marker {
  display: none;
}

.page-features-advanced .adv-point__summary::after {
  content: "+";
  justify-self: end;
  font-family: var(--font-mono);
  font-size: var(--text-base);
  color: var(--color-accent);
}

.page-features-advanced .adv-point[open] > .adv-point__summary::after {
  content: "–";
}

.page-features-advanced .adv-point__summary:hover .adv-point__label,
.page-features-advanced .adv-point__summary:focus-visible .adv-point__label {
  color: var(--color-primary);
}

.page-features-advanced .adv-point__summary:focus-visible {
  outline: var(--border-thick) solid var(--color-focus);
  outline-offset: 2px;
}

.page-features-advanced .adv-point__num {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  font-variant-numeric: tabular-nums;
}

.page-features-advanced .adv-point__label {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--text-base);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-features-advanced .adv-point__body {
  padding: 0 var(--space-2) var(--space-3) 2.25rem;
}

.page-features-advanced .adv-point__body p {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
  max-width: var(--measure);
}

/* ---------- 出口区块 ---------- */
.page-features-advanced .adv-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
}

.page-features-advanced .adv-split__title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
  color: var(--color-accent);
}

.page-features-advanced .adv-list {
  margin: 0;
}

.page-features-advanced .adv-list .list-rule__item {
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-features-advanced .adv-exit {
  margin-top: var(--space-6);
  padding: var(--space-4);
  background: var(--color-primary-soft);
  border-left: var(--border-thick) solid var(--color-primary);
}

.page-features-advanced .adv-exit__text {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
  max-width: var(--measure);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-features-advanced .adv-metrics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-features-advanced .adv-block__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    column-gap: var(--space-6);
  }

  .page-features-advanced .adv-field {
    grid-template-columns: 9.5rem minmax(0, 1fr);
    column-gap: var(--space-3);
  }

  .page-features-advanced .adv-field__tip {
    grid-column: 2;
  }

  .page-features-advanced .adv-split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: var(--space-6);
  }
}

@media (min-width: 900px) {
  .page-features-advanced .adv-hero__title {
    font-size: var(--text-3xl);
  }

  .page-features-advanced .adv-grid--hero {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    column-gap: var(--space-6);
  }

  .page-features-advanced .adv-hero__aside {
    border-top: 0;
    border-left: var(--border-thin) solid var(--color-line);
    padding-top: 0;
    padding-left: var(--space-3);
  }

  .page-features-advanced .adv-block {
    padding-block: var(--section-y-lg);
  }

  .page-features-advanced .adv-block__title {
    font-size: var(--text-2xl);
  }

  .page-features-advanced .adv-figure--wide {
    max-width: none;
  }
}

@media (hover: none) {
  .page-features-advanced .adv-field__tip {
    max-height: none;
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-features-advanced .adv-field,
  .page-features-advanced .adv-field__tip {
    transition: none;
  }
}