.page-products {
  --pd-gap: clamp(20px, 3vw, 34px);
  --pd-pad: clamp(18px, 3vw, 32px);
}

.page-products .pd-note {
  color: var(--ink-400);
  font-size: 15px;
  line-height: 1.7;
  max-width: 42ch;
}

/* ---------- 首屏框景 ---------- */
.page-products .pd-hero {
  padding-top: clamp(8px, 2vw, 20px);
}

.page-products .pd-hero__frame {
  position: relative;
  border: 2px solid var(--line-600);
  border-radius: var(--radius);
  background: var(--pitch-900);
  box-shadow: var(--shadow-hard);
  padding: clamp(24px, 5vw, 56px);
}

.page-products .pd-hero__frame::before,
.page-products .pd-hero__frame::after {
  content: "";
  position: absolute;
  width: 20px;
  height: 20px;
  border: 2px solid var(--lime-400);
  pointer-events: none;
}

.page-products .pd-hero__frame::before {
  top: -2px;
  left: -2px;
  border-right: 0;
  border-bottom: 0;
}

.page-products .pd-hero__frame::after {
  right: -2px;
  bottom: -2px;
  border-top: 0;
  border-left: 0;
}

.page-products .pd-hero__grid {
  display: grid;
  gap: var(--pd-gap);
}

.page-products .pd-hero__copy h1 {
  margin: 12px 0 18px;
  font-family: var(--font-head);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.05;
  font-size: clamp(2rem, 7vw, 3.6rem);
  color: var(--ink-50);
}

.page-products .pd-hero__copy .lead {
  color: var(--ink-400);
  max-width: 46ch;
}

.page-products .pd-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .pd-hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-600);
  border: 2px solid var(--line-600);
  border-radius: var(--radius);
  overflow: hidden;
  align-self: start;
}

.page-products .pd-fact {
  background: var(--pitch-800);
  padding: 16px 16px 18px;
}

.page-products .pd-fact dt {
  font-size: 13px;
  color: var(--ink-400);
  letter-spacing: 0.04em;
}

.page-products .pd-fact dd {
  margin: 8px 0 0;
  font-size: 20px;
  color: var(--ink-50);
}

.page-products .pd-fact__n {
  font-size: 26px;
  color: var(--lime-400);
  font-weight: 600;
}

/* ---------- 四条主线 ---------- */
.page-products .pd-lines__frame {
  margin-bottom: var(--pd-gap);
}

.page-products .pd-lines__grid {
  display: grid;
  gap: var(--pd-gap);
}

.page-products .pd-line {
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: transform 160ms var(--ease), border-color 160ms var(--ease);
}

.page-products .pd-line p {
  color: var(--ink-400);
  font-size: 15.5px;
  line-height: 1.75;
  margin: 0;
}

.page-products .pd-line .card__title {
  color: var(--ink-50);
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.1rem, 2.4vw, 1.35rem);
  line-height: 1.25;
  margin: 0;
}

.page-products .pd-line__fit {
  border-left: 3px solid var(--lime-400);
  padding-left: 12px;
  color: var(--lime-200) !important;
  font-size: 14.5px !important;
}

.page-products .pd-line__link {
  margin-top: auto;
  align-self: flex-start;
  color: var(--lime-400);
  font-size: 14px;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
}

.page-products .pd-line__link:hover,
.page-products .pd-line__link:focus-visible {
  border-bottom-color: var(--lime-400);
}

@media (hover: hover) {
  .page-products .pd-line:hover {
    transform: translateY(-4px);
    border-color: var(--lime-400);
  }
}

/* ---------- 轮次评测 ---------- */
.page-products .pd-rounds__grid {
  display: grid;
  gap: var(--pd-gap);
}

.page-products .pd-rounds__intro {
  color: var(--ink-50);
  font-size: 17px;
  line-height: 1.8;
  margin: 0 0 26px;
  max-width: 56ch;
}

.page-products .pd-stages {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
  background: var(--line-600);
  border: 2px solid var(--line-600);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-products .pd-stage {
  background: var(--pitch-900);
  padding: 16px 18px;
}

.page-products .pd-stage__k {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 8px;
  color: var(--lime-400);
  font-size: 15px;
}

.page-products .pd-stage__v {
  margin: 0;
  color: var(--ink-400);
  font-size: 15px;
  line-height: 1.75;
}

.page-products .pd-rounds__foot {
  margin: 20px 0 0;
  color: var(--ink-400);
  font-size: 14.5px;
  line-height: 1.7;
}

.page-products .pd-rounds__fig {
  align-self: start;
}

/* ---------- 大屏对比 ---------- */
.page-products .pd-arena__fig {
  margin-bottom: 22px;
}

.page-products .pd-arena__switch {
  margin-bottom: 20px;
}

.page-products .pd-metrics {
  display: grid;
  gap: var(--pd-gap);
}

.page-products .pd-metric {
  display: flex;
  flex-direction: column;
  gap: 10px;
  scroll-margin-top: 120px;
}

.page-products .pd-metric p {
  margin: 0;
  color: var(--ink-400);
  font-size: 15px;
  line-height: 1.7;
}

.page-products .pd-metric .card__title {
  margin: 0;
  color: var(--ink-50);
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 1.25rem;
}

.page-products .pd-bar {
  display: flex;
  gap: 4px;
  margin-top: auto;
  padding-top: 8px;
}

.page-products .pd-bar__home,
.page-products .pd-bar__away {
  height: 10px;
  flex: 1 1 0;
  border-radius: 2px;
}

.page-products .pd-bar__home {
  background: var(--lime-400);
}

.page-products .pd-bar__away {
  background: var(--orange-500);
}

.page-products .pd-legend {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
  margin: 24px 0 0;
  color: var(--ink-400);
  font-size: 14px;
}

.page-products .pd-legend__dot {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 2px;
  margin-right: 6px;
  vertical-align: -1px;
}

.page-products .pd-legend__dot--home {
  background: var(--lime-400);
}

.page-products .pd-legend__dot--away {
  background: var(--orange-500);
}

.page-products .pd-legend__hint {
  color: var(--ink-400);
  flex: 1 1 220px;
}

/* ---------- 案例合集 ---------- */
.page-products .pd-archive__grid {
  display: grid;
  gap: var(--pd-gap);
}

.page-products .pd-archive__sub {
  margin: 0 0 12px;
  color: var(--ink-50);
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.15rem, 2.6vw, 1.5rem);
  line-height: 1.3;
}

.page-products .pd-archive__body p {
  margin: 0 0 16px;
  color: var(--ink-400);
  font-size: 16px;
  line-height: 1.8;
}

.page-products .pd-list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .pd-list li {
  position: relative;
  padding-left: 20px;
  color: var(--ink-50);
  font-size: 15px;
  line-height: 1.7;
}

.page-products .pd-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  background: var(--lime-400);
}

.page-products .pd-list--muted li {
  color: var(--ink-400);
}

.page-products .pd-list--muted li::before {
  background: var(--line-600);
}

/* ---------- 流程 ---------- */
.page-products .pd-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
  background: var(--line-600);
  border: 2px solid var(--line-600);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-products .pd-step {
  background: var(--pitch-900);
  padding: 20px 18px 22px;
  transition: background 160ms var(--ease);
}

.page-products .pd-step__num {
  margin: 0 0 10px;
  color: var(--lime-400);
  font-size: 15px;
  letter-spacing: 0.14em;
}

.page-products .pd-step__t {
  margin: 0 0 8px;
  color: var(--ink-50);
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 1.05rem;
}

.page-products .pd-step p:last-child {
  margin: 0;
  color: var(--ink-400);
  font-size: 14.5px;
  line-height: 1.7;
}

@media (hover: hover) {
  .page-products .pd-step:hover {
    background: var(--pitch-800);
  }
}

/* ---------- 适用场景 ---------- */
.page-products .pd-audience__grid {
  display: grid;
  gap: var(--pd-gap);
}

.page-products .pd-aud {
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: transform 160ms var(--ease), border-color 160ms var(--ease);
}

.page-products .pd-aud p {
  margin: 0;
  color: var(--ink-400);
  font-size: 15px;
  line-height: 1.75;
}

.page-products .pd-aud .card__title {
  margin: 0;
  color: var(--ink-50);
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 1.15rem;
  line-height: 1.3;
}

.page-products .pd-aud__out {
  margin-top: auto !important;
  padding-top: 12px;
  border-top: 2px dashed var(--line-600);
  color: var(--lime-200) !important;
  font-size: 14.5px !important;
}

@media (hover: hover) {
  .page-products .pd-aud:hover {
    transform: translateY(-4px);
    border-color: var(--orange-500);
  }
}

/* ---------- 版本更新 ---------- */
.page-products .pd-version__fig {
  margin-bottom: var(--pd-gap);
}

.page-products .pd-version__grid {
  display: grid;
  gap: var(--pd-gap);
}

.page-products .pd-version__col {
  border: 2px solid var(--line-600);
  border-radius: var(--radius);
  padding: var(--pd-pad);
  background: var(--pitch-900);
}

.page-products .pd-version__col--now {
  border-color: var(--lime-400);
  box-shadow: var(--shadow-hard);
}

.page-products .pd-version__k {
  margin: 0 0 16px;
}

.page-products .pd-version__col .pd-list {
  margin-bottom: 0;
}

.page-products .pd-version__foot {
  margin: 26px 0 0;
  color: var(--ink-400);
  font-size: 14.5px;
  line-height: 1.8;
  max-width: 68ch;
}

.page-products .pd-version__foot a {
  color: var(--lime-400);
  text-decoration: none;
  border-bottom: 1px solid var(--line-600);
}

.page-products .pd-version__foot a:hover,
.page-products .pd-version__foot a:focus-visible {
  border-bottom-color: var(--lime-400);
}

/* ---------- 尾部收束 ---------- */
.page-products .pd-tail__box {
  display: grid;
  gap: 20px;
  border: 2px solid var(--line-600);
  border-radius: var(--radius);
  background: var(--pitch-800);
  padding: clamp(22px, 4vw, 40px);
  box-shadow: var(--shadow-hard);
}

.page-products .pd-tail__box h2 {
  margin: 0 0 10px;
  color: var(--ink-50);
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.4rem, 3.4vw, 2rem);
  line-height: 1.2;
}

.page-products .pd-tail__box p {
  margin: 0;
  color: var(--ink-400);
  font-size: 15.5px;
  line-height: 1.75;
  max-width: 52ch;
}

.page-products .pd-tail__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-products .pd-lines__grid,
  .page-products .pd-metrics,
  .page-products .pd-audience__grid,
  .page-products .pd-version__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pd-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .pd-hero__grid {
    grid-template-columns: 7fr 5fr;
    align-items: start;
    gap: clamp(28px, 4vw, 56px);
  }

  .page-products .pd-rounds__grid {
    grid-template-columns: 7fr 5fr;
    align-items: start;
    gap: clamp(28px, 4vw, 52px);
  }

  .page-products .pd-archive__grid {
    grid-template-columns: 6fr 6fr;
    align-items: start;
    gap: clamp(28px, 4vw, 48px);
  }

  .page-products .pd-lines__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: var(--pd-gap);
    row-gap: clamp(20px, 2.4vw, 30px);
  }

  .page-products .pd-line:nth-child(1) {
    grid-column: 1 / 7;
  }

  .page-products .pd-line:nth-child(2) {
    grid-column: 8 / 13;
    margin-top: 42px;
  }

  .page-products .pd-line:nth-child(3) {
    grid-column: 1 / 6;
  }

  .page-products .pd-line:nth-child(4) {
    grid-column: 7 / 13;
    margin-top: 42px;
  }

  .page-products .pd-metrics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .pd-audience__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .pd-steps {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-products .pd-tail__box {
    grid-template-columns: 8fr 4fr;
    align-items: center;
    gap: clamp(24px, 3vw, 44px);
  }

  .page-products .pd-tail__cta {
    justify-content: flex-end;
  }
}

@media (min-width: 1100px) {
  .page-products .pd-archive__grid {
    grid-template-columns: 7fr 5fr;
  }
}
<<<END>>>