.page-features {
  --pf-glass: color-mix(in srgb, var(--color-surface) 74%, transparent);
  --pf-glass-line: color-mix(in srgb, var(--color-primary-ink) 62%, var(--color-line));
  --pf-glass-deep: color-mix(in srgb, var(--color-contrast-surface) 52%, transparent);
  --pf-glass-deep-line: color-mix(in srgb, var(--color-contrast-accent) 20%, var(--color-contrast-line));

  position: relative;
  background-color: var(--color-surface);
  background-image:
    radial-gradient(circle at 10% 4%, color-mix(in srgb, var(--color-primary) 15%, transparent), transparent 42%),
    radial-gradient(circle at 92% 26%, color-mix(in srgb, var(--color-accent) 12%, transparent), transparent 46%);
  background-repeat: no-repeat;
  padding-bottom: var(--space-8);
  overflow-x: clip;
}

.page-features .pf-crumbs {
  padding-top: var(--space-4);
  padding-bottom: var(--space-2);
}

/* ---------- 首屏 ---------- */
.page-features .pf-hero {
  padding-top: var(--space-2);
  padding-bottom: var(--space-2);
}

.page-features .pf-hero__inner {
  position: relative;
  overflow: hidden;
  padding: var(--space-6) var(--space-3) var(--space-8);
  border-radius: var(--radius-lg);
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  box-shadow: var(--shadow-2);
}

.page-features .pf-hero__inner::before {
  content: "";
  position: absolute;
  inset: -34% -12% auto -32%;
  height: 92%;
  pointer-events: none;
  background:
    radial-gradient(circle at 28% 42%, color-mix(in srgb, var(--color-primary) 58%, transparent), transparent 62%),
    radial-gradient(circle at 80% 16%, color-mix(in srgb, var(--color-accent) 48%, transparent), transparent 58%);
}

.page-features .pf-hero__inner::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 34px;
  pointer-events: none;
  opacity: 0.55;
  background-image: repeating-linear-gradient(90deg, var(--color-contrast-line) 0 1px, transparent 1px 22px);
}

.page-features .pf-hero__eyebrow {
  position: relative;
  margin-bottom: var(--space-3);
}

.page-features .pf-hero__title {
  position: relative;
  margin: 0 0 var(--space-4);
  max-width: 15ch;
  font-family: var(--font-heading);
  font-size: var(--text-display);
  font-weight: var(--weight-heading);
  line-height: 1.04;
  letter-spacing: var(--tracking-heading);
  color: var(--color-primary-ink);
}

.page-features .pf-hero__body {
  position: relative;
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-4);
}

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

.page-features .pf-figures {
  display: grid;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.page-features .pf-figure {
  padding: var(--space-3);
  border-radius: var(--radius-md);
  border: var(--border-thin) solid var(--pf-glass-deep-line);
  background: var(--pf-glass-deep);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.page-features .pf-figure__num {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--color-contrast-accent);
  white-space: nowrap;
}

.page-features .pf-figure__label {
  display: block;
  margin-top: var(--space-2);
  font-size: var(--text-sm);
  line-height: 1.5;
  color: var(--color-contrast-ink);
}

.page-features .pf-hero__media {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-md);
  border: var(--border-thin) solid var(--pf-glass-deep-line);
  background: var(--pf-glass-deep);
}

.page-features .pf-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
}

/* ---------- 能力清单 ---------- */
.page-features .pf-head {
  margin-bottom: var(--space-4);
}

.page-features .pf-head__sub {
  max-width: var(--measure);
}

.page-features .pf-filter {
  margin-bottom: var(--space-4);
}

.page-features .pf-cap-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.page-features .pf-cap-item {
  position: relative;
  padding: var(--space-4) var(--space-3);
  border-radius: var(--radius-lg);
  border: var(--border-thin) solid var(--pf-glass-line);
  background: var(--pf-glass);
  box-shadow: var(--shadow-1);
  backdrop-filter: blur(12px) saturate(1.08);
  -webkit-backdrop-filter: blur(12px) saturate(1.08);
  transition: transform 240ms ease, box-shadow 240ms ease, border-color 240ms ease, background-color 240ms ease;
}

.page-features .pf-cap-item:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent);
  background-color: color-mix(in srgb, var(--color-surface) 84%, transparent);
  box-shadow: var(--shadow-2);
}

.page-features .pf-cap-item__head {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.page-features .pf-cap-item__num {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--color-accent);
}

.page-features .pf-cap-item__rule {
  flex: 1 1 auto;
  height: 1px;
  background-image: repeating-linear-gradient(90deg, var(--color-line) 0 1px, transparent 1px 8px);
}

.page-features .pf-cap-item__title {
  margin: 0 0 var(--space-2);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-features .pf-cap-item__for {
  margin: 0 0 var(--space-3);
  padding-left: var(--space-2);
  border-left: var(--border-thin) solid var(--color-accent);
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-ink-soft);
}

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

.page-features .pf-cap-item__list {
  display: grid;
  gap: var(--space-2);
  margin: var(--space-3) 0 0;
  padding: 0;
  list-style: none;
}

.page-features .pf-cap-item__list li {
  position: relative;
  padding-left: var(--space-3);
  font-size: var(--text-sm);
  line-height: 1.65;
  color: var(--color-ink-soft);
}

.page-features .pf-cap-item__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  background: var(--color-accent);
}

.page-features .pf-cap-item__start {
  margin: var(--space-3) 0 0;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  background: var(--color-primary-soft);
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-ink);
}

.page-features .pf-cap-item__start-k {
  display: inline-block;
  margin-right: var(--space-1);
  padding: 2px var(--space-1);
  border-radius: var(--radius-sm);
  background: var(--color-accent);
  color: var(--color-accent-ink);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
}

.page-features .pf-cap-item__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  margin: var(--space-3) 0 0;
  padding: 0;
  list-style: none;
}

.page-features .pf-cap-item__tags li {
  padding: 3px var(--space-2);
  border-radius: var(--radius-pill);
  border: var(--border-thin) solid var(--color-line);
  background: color-mix(in srgb, var(--color-surface-alt) 80%, transparent);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  color: var(--color-ink-muted);
}

/* ---------- 行业分组带 ---------- */
.page-features .pf-band {
  padding: var(--space-6) var(--space-3);
  border-radius: var(--radius-lg);
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  box-shadow: var(--shadow-2);
}

.page-features .pf-band__head {
  margin-bottom: var(--space-4);
}

.page-features .pf-band__title {
  margin: 0 0 var(--space-2);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-primary-ink);
}

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

.page-features .pf-industries {
  display: grid;
  gap: var(--space-2);
}

.page-features .pf-ind {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 168px;
  overflow: hidden;
  padding: var(--space-3);
  border-radius: var(--radius-md);
  border: var(--border-thin) solid var(--color-contrast-line);
  background:
    repeating-linear-gradient(90deg, color-mix(in srgb, var(--color-contrast-line) 55%, transparent) 0 1px, transparent 1px 18px),
    color-mix(in srgb, var(--color-contrast-surface) 62%, transparent);
}

.page-features .pf-ind__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.36;
  filter: grayscale(1) contrast(1.1);
}

.page-features .pf-ind--visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--overlay-scrim);
}

.page-features .pf-ind__body {
  position: relative;
  z-index: 1;
}

.page-features .pf-ind__num {
  display: block;
  margin-bottom: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  color: var(--color-contrast-accent);
}

.page-features .pf-ind__name {
  margin: 0 0 var(--space-1);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-primary-ink);
}

.page-features .pf-ind__meta,
.page-features .pf-ind__use {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-contrast-ink);
}

.page-features .pf-ind__spec {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  color: var(--color-contrast-accent);
}

.page-features .pf-ind__use {
  margin-top: var(--space-1);
  color: var(--color-ink-muted);
}

/* ---------- 库存与起订 ---------- */
.page-features .pf-scope {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-2);
}

.page-features .pf-scope__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-features .pf-scope__scrim {
  position: absolute;
  inset: 0;
  background: var(--overlay-scrim);
}

.page-features .pf-scope__inner {
  position: relative;
  z-index: 1;
  padding: var(--space-6) var(--space-3);
  color: var(--color-contrast-ink);
}

.page-features .pf-scope__title {
  margin: 0 0 var(--space-2);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-primary-ink);
}

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

.page-features .pf-scope__cols {
  display: grid;
  gap: var(--space-4);
}

.page-features .pf-scope__col-title {
  margin: 0 0 var(--space-3);
  padding-bottom: var(--space-1);
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  color: var(--color-contrast-accent);
}

.page-features .pf-scope__row {
  display: grid;
  gap: var(--space-1);
  padding: var(--space-3) 0;
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
}

.page-features .pf-scope__row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-features .pf-scope__row p {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-contrast-ink);
}

.page-features .pf-scope__val {
  justify-self: start;
  padding: 3px var(--space-2);
  border-radius: var(--radius-sm);
  background: var(--color-highlight);
  color: var(--color-contrast-surface);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.02em;
}

/* ---------- 能力与档位衔接 ---------- */
.page-features .pf-bridge {
  display: grid;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-3);
  border-radius: var(--radius-lg);
  border: var(--border-thin) solid var(--pf-glass-line);
  background: var(--pf-glass);
  box-shadow: var(--shadow-1);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.page-features .pf-bridge__lead .section-title {
  margin: 0;
}

.page-features .pf-bridge__body p {
  margin: 0 0 var(--space-3);
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
}

/* ---------- 行动出口 ---------- */
.page-features .pf-exits {
  display: grid;
  gap: var(--space-3);
}

.page-features .pf-exit {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-3);
  border-radius: var(--radius-md);
  border: var(--border-thin) solid var(--pf-glass-line);
  background: var(--pf-glass);
  box-shadow: var(--shadow-1);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.page-features .pf-exit__num {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  line-height: 1;
  color: var(--color-accent);
}

.page-features .pf-exit__title {
  margin: 0;
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-features .pf-exit__text {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-ink-soft);
}

.page-features .pf-exit .btn {
  align-self: flex-start;
  margin-top: auto;
}

.page-features .pf-exits__note {
  margin: var(--space-4) 0 0;
  max-width: var(--measure);
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-ink-soft);
}

.page-features .pf-exits__note a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-features .pf-exits__note a:hover {
  color: var(--color-focus);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-features .pf-figures {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-features .pf-figure:nth-child(2) {
    transform: translateY(10px);
  }

  .page-features .pf-figure:nth-child(3) {
    transform: translateY(-6px);
  }

  .page-features .pf-industries {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-features .pf-hero__inner {
    padding: var(--space-8) var(--space-6) calc(var(--space-8) + var(--space-3));
  }

  .page-features .pf-hero__body {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.85fr);
    align-items: end;
    gap: var(--space-6);
  }

  .page-features .pf-cap-item {
    padding: var(--space-4);
  }

  .page-features .pf-cap-list {
    gap: var(--space-6);
  }

  .page-features .pf-cap-item:nth-child(1) {
    width: 72%;
    margin-inline-start: 0;
  }

  .page-features .pf-cap-item:nth-child(2) {
    width: 68%;
    margin-inline-start: auto;
  }

  .page-features .pf-cap-item:nth-child(3) {
    width: 74%;
    margin-inline-start: 3%;
  }

  .page-features .pf-cap-item:nth-child(4) {
    width: 66%;
    margin-inline-start: auto;
  }

  .page-features .pf-cap-item:nth-child(5) {
    width: 70%;
    margin-inline-start: 7%;
  }

  .page-features .pf-band {
    padding: var(--space-8) var(--space-6);
  }

  .page-features .pf-scope__inner {
    padding: var(--space-8) var(--space-6);
  }

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

  .page-features .pf-bridge {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    align-items: center;
    gap: var(--space-6);
    padding: var(--space-6);
  }

  .page-features .pf-exits {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-4);
  }

  .page-features .pf-exit:nth-child(2) {
    margin-top: var(--space-4);
  }

  .page-features .pf-exit:nth-child(3) {
    margin-top: var(--space-2);
  }
}

@media (min-width: 1040px) {
  .page-features .pf-industries {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-features .pf-ind:nth-child(2),
  .page-features .pf-ind:nth-child(4) {
    margin-top: var(--space-4);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-features .pf-cap-item,
  .page-features .pf-figure {
    transition: none;
  }

  .page-features .pf-figure:nth-child(2),
  .page-features .pf-figure:nth-child(3) {
    transform: none;
  }

  .page-features .pf-cap-item:hover {
    transform: none;
  }
}