.page-products {
  --pd-rhythm: clamp(20px, 3vw, 32px);
  background: var(--ink-950);
  color: var(--paper);
  padding-bottom: clamp(40px, 7vw, 84px);
}

.page-products .pd-h1 {
  font-size: clamp(32px, 7.2vw, 60px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--paper);
  margin: 14px 0 18px;
  max-width: 20ch;
}

.page-products .pd-lead {
  color: rgba(232, 230, 225, 0.84);
  max-width: 62ch;
  font-size: clamp(16px, 1.9vw, 19px);
  line-height: 1.75;
  margin: 0;
}

.page-products .pd-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  list-style: none;
  margin: 26px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
}

.page-products .pd-jump__link {
  color: var(--con-400);
  text-decoration: none;
  font-size: 14px;
  letter-spacing: 0.01em;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

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

.page-products .pd-hero__side {
  margin-top: clamp(22px, 3vw, 0px);
}

.page-products .pd-hero__side .card {
  padding: clamp(18px, 2.4vw, 26px);
}

.page-products .pd-facts {
  margin: 12px 0 0;
  display: grid;
  gap: 16px;
}

.page-products .pd-facts__row {
  display: grid;
  gap: 2px;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
}

.page-products .pd-facts__row:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-products .pd-facts__num {
  font-size: clamp(26px, 4vw, 34px);
  color: var(--lime-400);
  line-height: 1;
  letter-spacing: 0.03em;
}

.page-products .pd-facts__label {
  margin: 0;
  color: var(--con-400);
  font-size: 14px;
  line-height: 1.5;
}

/* ---------- 通用小节头 ---------- */
.page-products .pd-sec-head {
  max-width: 66ch;
  margin-bottom: clamp(22px, 3.4vw, 38px);
}

.page-products .pd-sec-head h2 {
  font-size: clamp(24px, 4.4vw, 40px);
  line-height: 1.12;
  letter-spacing: -0.01em;
  font-weight: 700;
  margin: 8px 0 12px;
  color: var(--paper);
}

.page-products .pd-sec-head p {
  margin: 0;
  color: var(--con-400);
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.7;
}

/* ---------- 对照板 ---------- */
.page-products .pd-compare__grid {
  display: grid;
  grid-template-columns: 1fr;
  background: var(--ink-900);
  border: 1px solid var(--line);
  border-radius: 2px;
  overflow: hidden;
}

.page-products .pd-side {
  padding: clamp(20px, 3vw, 36px);
}

.page-products .pd-side + .pd-side {
  border-top: 1px solid var(--con-400);
}

.page-products .pd-side--lime {
  box-shadow: inset 0 3px 0 var(--lime-400);
}

.page-products .pd-side--rust {
  box-shadow: inset 0 3px 0 var(--rust-500);
}

.page-products .pd-side__key {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--con-400);
  margin: 0 0 10px;
}

.page-products .pd-side h3 {
  font-size: clamp(20px, 2.8vw, 26px);
  line-height: 1.2;
  margin: 0 0 12px;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-products .pd-side__desc {
  margin: 0 0 18px;
  color: rgba(232, 230, 225, 0.8);
  line-height: 1.7;
  font-size: 15.5px;
}

.page-products .pd-bullets {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .pd-bullets li {
  position: relative;
  padding-left: 20px;
  color: var(--con-100);
  font-size: 15px;
  line-height: 1.6;
}

.page-products .pd-bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 8px;
  border-radius: 1px;
  background: var(--con-400);
}

.page-products .pd-side--lime .pd-bullets li::before {
  background: var(--lime-400);
}

.page-products .pd-side--rust .pd-bullets li::before {
  background: var(--rust-300);
}

.page-products .pd-side__foot {
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
  font-size: 15px;
}

/* ---------- 功能清单 ---------- */
.page-products .pd-checks {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line);
  border-radius: 2px;
  overflow: hidden;
}

.page-products .pd-check {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding: clamp(16px, 2.4vw, 26px);
  background: var(--ink-900);
  transition: background 0.25s var(--ease);
}

.page-products .pd-check:hover {
  background: var(--ink-800);
}

.page-products .pd-check__box {
  width: 18px;
  height: 18px;
  border: 1px solid var(--lime-400);
  border-radius: 2px;
  position: relative;
  margin-top: 4px;
  flex: 0 0 auto;
}

.page-products .pd-check__box::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 5px;
  height: 10px;
  border-right: 2px solid var(--lime-400);
  border-bottom: 2px solid var(--lime-400);
  transform: rotate(45deg);
}

.page-products .pd-check h3 {
  font-size: 17px;
  margin: 0 0 6px;
  color: var(--paper);
  letter-spacing: 0.01em;
}

.page-products .pd-check p {
  margin: 0;
  color: var(--con-400);
  font-size: 15px;
  line-height: 1.68;
}

/* ---------- 版本列表 ---------- */
.page-products .pd-versions__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 40px);
}

.page-products .pd-versions__list {
  border-top: 1px solid var(--line);
}

.page-products .pd-ver {
  border-bottom: 1px solid var(--line);
}

.page-products .pd-ver__btn {
  display: grid;
  grid-template-columns: 60px minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 18px 4px;
  text-align: left;
  background: transparent;
  border: 0;
  cursor: pointer;
  color: var(--paper);
  transition: background 0.25s var(--ease);
}

.page-products .pd-ver__btn:hover {
  background: rgba(18, 48, 36, 0.6);
}

.page-products .pd-ver__btn:focus-visible {
  outline: 2px solid var(--lime-400);
  outline-offset: -2px;
}

.page-products .pd-ver__no {
  font-size: 15px;
  letter-spacing: 0.08em;
  color: var(--lime-400);
}

.page-products .pd-ver__main {
  display: block;
  min-width: 0;
}

.page-products .pd-ver__title {
  display: block;
  font-size: clamp(15px, 1.9vw, 18px);
  font-weight: 600;
  line-height: 1.4;
}

.page-products .pd-ver__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.page-products .pd-ver__body {
  padding: 0 4px 20px 78px;
}

.page-products .pd-ver__body p {
  margin: 0;
  color: var(--con-400);
  font-size: 15px;
  line-height: 1.72;
  max-width: 62ch;
}

.page-products .pd-versions__aside .media {
  margin: 0;
}

/* ---------- 订阅流程 ---------- */
.page-products .pd-steps {
  list-style: none;
  margin: 0 0 clamp(26px, 4vw, 44px);
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2vw, 20px);
  counter-reset: pd-step;
}

.page-products .pd-step {
  position: relative;
  overflow: hidden;
  padding: 22px 18px 20px;
  background: var(--ink-900);
  border: 1px solid var(--line);
  border-radius: 2px;
  transition: border-color 0.25s var(--ease);
}

.page-products .pd-step:hover {
  border-color: var(--lime-400);
}

.page-products .pd-step::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 36px;
  height: 2px;
  background: var(--lime-400);
}

.page-products .pd-step__no {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--lime-400);
}

.page-products .pd-step h3 {
  font-size: 17px;
  margin: 10px 0 8px;
  color: var(--paper);
}

.page-products .pd-step p {
  margin: 0;
  color: var(--con-400);
  font-size: 15px;
  line-height: 1.68;
}

.page-products .pd-setup__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 28px);
}

.page-products .pd-count {
  padding: clamp(22px, 3vw, 34px);
  border-radius: 2px;
  background: var(--con-100);
  color: var(--ink-950);
}

.page-products .pd-count__key {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--con-700);
  margin: 0 0 18px;
}

.page-products .pd-count__rows {
  display: flex;
  flex-wrap: wrap;
  gap: 22px 40px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line-dark);
}

.page-products .pd-count .stat__num {
  display: block;
  font-size: clamp(30px, 4.6vw, 42px);
  line-height: 1;
  letter-spacing: 0.03em;
  color: var(--ink-950);
}

.page-products .pd-count .stat__label {
  display: block;
  margin-top: 8px;
  font-size: 13.5px;
  color: var(--con-700);
  letter-spacing: 0.01em;
}

.page-products .pd-count__text {
  margin: 18px 0 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--con-700);
  max-width: 46ch;
}

.page-products .pd-count__media {
  margin: 0;
}

/* ---------- 订阅预览带 ---------- */
.page-products .pd-belt {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  padding: 4px 4px 18px;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -ms-overflow-style: none;
  border-top: 1px solid var(--line);
}

.page-products .pd-belt::-webkit-scrollbar {
  display: none;
}

.page-products .pd-belt:focus-visible {
  outline: 2px solid var(--lime-400);
  outline-offset: 6px;
}

.page-products .pd-slot {
  flex: 0 0 auto;
  width: 168px;
  scroll-snap-align: start;
  background: var(--ink-900);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 16px 16px 18px;
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.page-products .pd-slot:hover {
  border-color: var(--lime-400);
  background: var(--ink-800);
}

.page-products .pd-slot__no {
  display: block;
  font-size: 22px;
  line-height: 1;
  letter-spacing: 0.05em;
  color: var(--lime-400);
}

.page-products .pd-slot__proj {
  display: block;
  margin-top: 14px;
  font-size: 16px;
  font-weight: 600;
  color: var(--paper);
}

.page-products .pd-slot__lg {
  display: block;
  margin-top: 4px;
  font-size: 13.5px;
  color: var(--con-400);
}

.page-products .pd-slot__state {
  display: inline-block;
  margin-top: 14px;
}

.page-products .pd-belt__note {
  max-width: 74ch;
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line-soft);
  font-size: 15px;
  line-height: 1.72;
  color: var(--con-400);
}

/* ---------- 提醒节奏 ---------- */
.page-products .pd-cadence__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2vw, 20px);
}

.page-products .pd-cad {
  padding: clamp(20px, 2.6vw, 30px);
  background: var(--ink-900);
  border: 1px solid var(--line);
  border-top: 2px solid var(--rust-500);
  border-radius: 2px;
}

.page-products .pd-cad__key {
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--rust-300);
  margin: 0 0 12px;
}

.page-products .pd-cad h3 {
  font-size: clamp(18px, 2.2vw, 21px);
  margin: 0 0 10px;
  color: var(--paper);
}

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

/* ---------- 规则索引 ---------- */
.page-products .pd-rules {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2vw, 20px);
}

.page-products .pd-rule {
  padding: 20px 18px;
  background: var(--ink-900);
  border: 1px solid var(--line);
  border-left: 2px solid var(--rust-500);
  border-radius: 2px;
  transition: border-left-color 0.25s var(--ease);
}

.page-products .pd-rule:hover {
  border-left-color: var(--lime-400);
}

.page-products .pd-rule h3 {
  font-size: 16.5px;
  margin: 0 0 12px;
  color: var(--paper);
}

.page-products .pd-rule ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-products .pd-rule li {
  position: relative;
  padding-left: 16px;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--con-400);
}

.page-products .pd-rule li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 1px;
  background: var(--con-400);
}

.page-products .pd-rules__media {
  margin: clamp(24px, 4vw, 40px) 0 0;
}

/* ---------- 结尾横幅 ---------- */
.page-products .pd-banner .media {
  margin: 0;
}

.page-products .pd-cta {
  margin-top: clamp(26px, 4vw, 44px);
  padding: clamp(24px, 3.4vw, 42px);
  background: var(--ink-800);
  border: 1px solid var(--line);
  border-radius: 2px;
}

.page-products .pd-cta__body {
  max-width: 68ch;
}

.page-products .pd-cta h2 {
  font-size: clamp(22px, 3.6vw, 32px);
  line-height: 1.18;
  margin: 0 0 14px;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-products .pd-cta p {
  margin: 0;
  color: rgba(232, 230, 225, 0.82);
  font-size: 15.5px;
  line-height: 1.75;
}

.page-products .pd-cta__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

/* ---------- 图片通用微调 ---------- */
.page-products .media__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-products .pd-checks {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .pd-check--wide {
    grid-column: 1 / -1;
  }

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

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

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

@media (min-width: 900px) {
  .page-products .pd-compare__grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .pd-side + .pd-side {
    border-top: 0;
    border-left: 1px solid var(--con-400);
  }

  .page-products .pd-hero__side {
    margin-top: 0;
    padding-left: clamp(0px, 2vw, 24px);
  }

  .page-products .pd-setup__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: stretch;
  }
}

@media (min-width: 1024px) {
  .page-products .pd-versions__grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.9fr);
    align-items: start;
  }

  .page-products .pd-steps {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products .pd-rules {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products .pd-slot {
    width: 184px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pd-jump__link,
  .page-products .pd-check,
  .page-products .pd-ver__btn,
  .page-products .pd-step,
  .page-products .pd-slot,
  .page-products .pd-rule {
    transition: none;
  }
}