.page-products {
  --pd-pad: 88px;
  --pd-pad-sm: 56px;
  display: block;
  color: var(--white);
  background: var(--ink);
}

/* ============ 首屏 ============ */
.page-products .pd-hero {
  position: relative;
  overflow: hidden;
  padding: 104px 0 var(--pd-pad-sm);
  background:
    radial-gradient(760px 460px at 84% -10%, rgba(200, 255, 61, 0.14), transparent 62%),
    radial-gradient(560px 360px at 8% 110%, rgba(255, 106, 31, 0.12), transparent 66%),
    linear-gradient(180deg, var(--ink) 0%, var(--board) 100%);
  border-bottom: 2px solid var(--line);
}

.page-products .pd-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, rgba(157, 170, 185, 0.08) 1px, transparent 1px),
    linear-gradient(180deg, rgba(157, 170, 185, 0.08) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 84%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 84%);
  pointer-events: none;
}

.page-products .pd-hero .shell {
  position: relative;
  z-index: 1;
}

.page-products .pd-hero__grid {
  display: grid;
  gap: 40px;
  grid-template-columns: 1fr;
  margin-top: 28px;
}

.page-products .pd-hero__copy h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.6rem, 8.4vw, 5.4rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--white);
  margin: 14px 0 22px;
}

.page-products .pd-hero__copy h1 br + * {
  color: var(--lime);
}

.page-products .pd-hero__copy .lede {
  max-width: 34em;
  color: var(--mist);
  font-size: 1.06rem;
}

.page-products .pd-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.page-products .pd-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 32px 0 0;
  padding: 18px 0 0;
  border-top: 2px solid var(--line);
}

.page-products .pd-fact {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-products .pd-fact dt {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--mist);
  text-transform: uppercase;
}

.page-products .pd-fact dd {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--lime);
  line-height: 1;
}

/* 手机外框 */
.page-products .pd-phone {
  margin: 0;
  justify-self: center;
  width: 100%;
  max-width: 360px;
}

.page-products .pd-phone__frame {
  background: var(--board);
  border: 2px solid var(--line-strong);
  box-shadow: 6px 6px 0 var(--grass);
  padding: 14px;
  border-radius: 0;
}

.page-products .pd-phone__head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 12px;
  margin-bottom: 12px;
  border-bottom: 2px solid var(--line);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-products .pd-phone__head-t {
  flex: 1;
  color: var(--white);
  font-weight: 700;
}

.page-products .pd-phone__ver {
  color: var(--lime);
  font-size: 0.82rem;
}

.page-products .pd-pulse {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 3px rgba(200, 255, 61, 0.22);
}

.page-products .pd-phone__frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  background: var(--ink);
  border: 1px solid var(--line);
}

.page-products .pd-phone figcaption {
  margin-top: 12px;
  font-size: 0.78rem;
  color: var(--mist);
  line-height: 1.6;
}

/* ============ 通用章节 ============ */
.page-products .pd-sec {
  padding: var(--pd-pad) 0;
  border-bottom: 2px solid var(--line);
}

.page-products .pd-sec--paper {
  background: var(--paper);
  color: var(--ink);
  border-bottom-color: rgba(7, 12, 20, 0.14);
}

.page-products .pd-sec--paper .chapter__num {
  color: var(--orange);
}

.page-products .pd-sec--paper h2,
.page-products .pd-sec--paper h3 {
  color: var(--ink);
}

.page-products .pd-sec--paper .pd-note {
  color: #3d4a5c;
}

.page-products .pd-sec h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.7rem, 4.2vw, 2.8rem);
  line-height: 1.12;
  letter-spacing: -0.015em;
  color: var(--white);
  margin: 8px 0 18px;
}

.page-products .pd-sec h3 {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--white);
  margin: 0 0 10px;
  line-height: 1.35;
}

.page-products .pd-sec p {
  color: var(--mist);
  line-height: 1.75;
  margin: 0 0 14px;
  max-width: 42em;
}

.page-products .pd-sec--paper p {
  color: #24303f;
}

.page-products .pd-sec .chapter__num {
  font-size: 0.86rem;
  letter-spacing: 0.22em;
  color: var(--orange);
  display: block;
  margin: 0;
}

.page-products .pd-sec .section__head {
  max-width: 780px;
  padding-bottom: 32px;
}

.page-products .pd-note {
  font-size: 0.84rem;
  color: var(--mist);
  line-height: 1.7;
  margin: 6px 0 0;
}

/* ============ 01 移动端 ============ */
.page-products .pd-split {
  display: grid;
  gap: 34px;
  grid-template-columns: 1fr;
}

.page-products .pd-split__lede h2 {
  margin-top: 6px;
}

.page-products .pd-checks {
  list-style: none;
  padding: 0;
  margin: 18px 0 0;
  display: grid;
  gap: 12px;
}

.page-products .pd-checks li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  color: var(--white);
  font-size: 0.95rem;
  line-height: 1.6;
}

.page-products .pd-checks__mark {
  flex: none;
  width: 12px;
  height: 12px;
  margin-top: 6px;
  background: var(--lime);
  box-shadow: 2px 2px 0 var(--grass);
}

.page-products .pd-timeline-card {
  background: var(--board);
  border: 2px solid var(--line-strong);
  box-shadow: 6px 6px 0 var(--grass);
  padding: 24px;
}

.page-products .pd-timeline-card h3 {
  margin: 14px 0 12px;
  color: var(--white);
  font-size: 1.2rem;
}

.page-products .pd-seq {
  list-style: none;
  padding: 0;
  margin: 0;
  border-left: 2px solid rgba(255, 106, 31, 0.4);
}

.page-products .pd-seq li {
  position: relative;
  padding: 10px 0 10px 20px;
  border-bottom: 1px dashed var(--line);
}

.page-products .pd-seq li:last-child {
  border-bottom: none;
}

.page-products .pd-seq li::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 18px;
  width: 12px;
  height: 12px;
  background: var(--orange);
  border-radius: 0;
}

.page-products .pd-seq__t {
  display: inline-block;
  min-width: 58px;
  color: var(--orange);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  margin-right: 10px;
}

.page-products .pd-seq__d {
  color: var(--white);
  font-size: 0.92rem;
  line-height: 1.6;
}

.page-products .pd-timeline-card .pd-note {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 2px solid var(--line);
}

/* ============ 02 电脑端 ============ */
.page-products .pd-wide {
  display: grid;
  gap: 32px;
  grid-template-columns: 1fr;
}

.page-products .pd-wide__fig {
  margin: 0;
  background: var(--white);
  border: 2px solid var(--ink);
  box-shadow: 6px 6px 0 var(--orange);
  overflow: hidden;
}

.page-products .pd-wide__fig img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pd-wide__fig figcaption {
  padding: 10px 14px;
  background: var(--ink);
  color: var(--paper);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

.page-products .pd-wide__body h2 {
  color: var(--ink);
  margin-top: 6px;
}

.page-products .pd-sort {
  margin: 26px 0 8px;
  background: var(--white);
  border: 2px solid var(--ink);
  box-shadow: 6px 6px 0 var(--ink);
  padding: 18px;
}

.page-products .pd-sort__title {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  color: var(--ink);
  margin: 0 0 12px !important;
  text-transform: uppercase;
}

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

.page-products .pd-sort__item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  background: var(--paper);
  border: 2px solid var(--ink);
}

.page-products .pd-sort__item--drop {
  border-left: 6px solid var(--orange);
  background: #fbf6ea;
}

.page-products .pd-sort__handle {
  flex: none;
  width: 22px;
  height: 16px;
  background-image:
    linear-gradient(var(--ink), var(--ink)),
    linear-gradient(var(--ink), var(--ink)),
    linear-gradient(var(--ink), var(--ink));
  background-size: 22px 2px;
  background-position: 0 0, 0 7px, 0 14px;
  background-repeat: no-repeat;
  cursor: grab;
}

.page-products .pd-sort__name {
  flex: 1;
  font-size: 0.92rem;
  color: var(--ink);
  font-weight: 600;
}

/* ============ 03 看板 ============ */
.page-products .pd-sec--boards {
  background: linear-gradient(180deg, var(--ink) 0%, var(--board) 62%, var(--ink) 100%);
}

.page-products .pd-boards__head {
  position: relative;
}

.page-products .pd-boards__head .badge {
  display: inline-block;
  margin-top: 6px;
}

.page-products .pd-boards__lede {
  max-width: 46em;
}

.page-products .pd-band {
  position: relative;
  padding-bottom: 18px;
}

.page-products .pd-band__hint {
  padding-bottom: 10px;
}

.page-products .pd-band__hint .mono {
  font-size: 0.74rem;
  letter-spacing: 0.22em;
  color: var(--mist);
}

.page-products .pd-band__track {
  list-style: none;
  margin: 0;
  padding: 6px var(--gutter) 22px;
  display: flex;
  gap: 18px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--orange) transparent;
}

.page-products .pd-band__track::-webkit-scrollbar {
  height: 8px;
}

.page-products .pd-band__track::-webkit-scrollbar-thumb {
  background: var(--orange);
}

.page-products .pd-band__track::-webkit-scrollbar-track {
  background: var(--line);
}

.page-products .pd-board {
  flex: 0 0 84%;
  min-width: 260px;
  scroll-snap-align: start;
  background: var(--board);
  border: 2px solid var(--line-strong);
  border-top-width: 6px;
  box-shadow: 6px 6px 0 var(--grass);
  padding: 22px 22px 24px;
  display: flex;
  flex-direction: column;
}

.page-products .pd-board--lime { border-top-color: var(--lime); }
.page-products .pd-board--orange { border-top-color: var(--orange); }
.page-products .pd-board--cyan { border-top-color: var(--cyan); }

.page-products .pd-board__idx {
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  color: var(--mist);
  margin: 0 0 8px !important;
}

.page-products .pd-board h3 {
  color: var(--white);
  font-size: 1.18rem;
  margin: 0 0 12px;
}

.page-products .pd-board p {
  color: var(--mist);
  font-size: 0.92rem;
  line-height: 1.68;
  margin: 0 0 12px;
}

.page-products .pd-board__use {
  margin-top: auto !important;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  color: var(--cyan) !important;
  font-size: 0.82rem !important;
}

.page-products .pd-board__hero {
  margin: 26px 0 0;
  border: 2px solid var(--line-strong);
  box-shadow: 6px 6px 0 var(--grass);
  background: var(--board);
}

.page-products .pd-board__hero img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pd-board__hero figcaption {
  padding: 10px 14px;
  font-size: 0.78rem;
  color: var(--mist);
  border-top: 2px solid var(--line);
}

/* ============ 04 多端衔接 ============ */
.page-products .pd-sec--commute {
  background: var(--board);
}

.page-products .pd-commute {
  display: grid;
  gap: 34px;
  grid-template-columns: 1fr;
}

.page-products .pd-commute__fig {
  margin: 0;
  position: relative;
  border: 2px solid var(--line-strong);
  box-shadow: 6px 6px 0 var(--grass);
  overflow: hidden;
}

.page-products .pd-commute__fig img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pd-commute__fig::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(47, 224, 220, 0.18), transparent 62%);
  pointer-events: none;
}

.page-products .pd-commute__facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 22px 0 0;
  padding-top: 18px;
  border-top: 2px solid var(--line);
}

.page-products .pd-commute__facts dt {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--mist);
  text-transform: uppercase;
  margin-bottom: 6px;
}

.page-products .pd-commute__facts dd {
  font-size: 1.36rem;
  font-weight: 700;
  color: var(--cyan);
  line-height: 1;
}

/* ============ 05 数据节奏 ============ */
.page-products .pd-clock {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}

.page-products .pd-clock__item {
  background: var(--board);
  border: 2px solid var(--line);
  border-left: 6px solid var(--orange);
  box-shadow: 6px 6px 0 var(--grass);
  padding: 20px 20px 22px;
}

.page-products .pd-clock__t {
  display: block;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--orange);
  margin-bottom: 8px;
}

.page-products .pd-clock__item h3 {
  color: var(--white);
  font-size: 1.02rem;
  margin: 0 0 8px;
}

.page-products .pd-clock__item p {
  margin: 0 !important;
  font-size: 0.9rem;
}

/* ============ 06 版本演进 ============ */
.page-products .pd-sec--timeline {
  background: var(--ink);
}

.page-products .pd-road {
  list-style: none;
  padding: 0;
  margin: 26px 0 0;
  display: grid;
  gap: 22px;
  grid-template-columns: 1fr;
  position: relative;
}

.page-products .pd-road__node {
  position: relative;
  padding: 18px 18px 20px;
  background: var(--board);
  border: 2px solid var(--line);
  box-shadow: 6px 6px 0 var(--grass);
}

.page-products .pd-road__node--now {
  border-color: var(--lime);
  box-shadow: 6px 6px 0 var(--grass), 0 0 0 1px rgba(200, 255, 61, 0.35) inset;
}

.page-products .pd-road__dot {
  position: absolute;
  top: -9px;
  left: 18px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--orange);
  border: 2px solid var(--ink);
}

.page-products .pd-road__node--now .pd-road__dot {
  background: var(--lime);
}

.page-products .pd-road__ver {
  font-size: 1.32rem;
  font-weight: 700;
  color: var(--white);
  margin: 6px 0 4px !important;
}

.page-products .pd-road__label {
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  color: var(--lime);
  margin: 0 0 12px !important;
  text-transform: uppercase;
}

.page-products .pd-road__node--now .pd-road__label {
  color: var(--orange);
}

.page-products .pd-road__desc {
  margin: 0 !important;
  font-size: 0.9rem;
  line-height: 1.7;
}

/* ============ 07 上手路径 ============ */
.page-products .pd-sec--start {
  background: var(--board);
}

.page-products .pd-start {
  display: grid;
  gap: 18px;
  grid-template-columns: 1fr;
}

.page-products .pd-start__card {
  background: var(--ink);
  border: 2px solid var(--line-strong);
  border-bottom: 6px solid var(--lime);
  box-shadow: 6px 6px 0 var(--grass);
  padding: 22px 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-products .pd-start__card--b {
  border-bottom-color: var(--cyan);
}

.page-products .pd-start__card--c {
  border-bottom-color: var(--orange);
}

.page-products .pd-start__idx {
  font-size: 0.74rem;
  letter-spacing: 0.22em;
  color: var(--mist);
  margin: 0 !important;
}

.page-products .pd-start__card h3 {
  color: var(--white);
  font-size: 1.12rem;
  margin: 0 !important;
}

.page-products .pd-start__card p {
  font-size: 0.9rem;
  margin: 0 !important;
}

.page-products .pd-link {
  margin-top: auto;
  color: var(--lime);
  font-weight: 700;
  text-decoration: none;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  border-bottom: 2px solid transparent;
  align-self: flex-start;
  padding-bottom: 2px;
  transition: border-color 0.18s ease, color 0.18s ease;
}

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

/* ============ 尾段 ============ */
.page-products .pd-tail {
  padding: var(--pd-pad-sm) 0 var(--pd-pad);
  background:
    linear-gradient(180deg, var(--ink) 0%, var(--board) 100%);
  border-bottom: 2px solid var(--line);
}

.page-products .pd-tail__grid {
  display: grid;
  gap: 30px;
  grid-template-columns: 1fr;
}

.page-products .pd-tail__fig {
  margin: 0;
  border: 2px solid var(--line-strong);
  box-shadow: 6px 6px 0 var(--grass), 0 0 0 1px rgba(255, 106, 31, 0.18) inset;
  overflow: hidden;
}

.page-products .pd-tail__fig img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .pd-tail__copy h2 {
  color: var(--white);
  font-size: clamp(1.5rem, 3.6vw, 2.2rem);
  line-height: 1.15;
  margin: 8px 0 14px;
}

.page-products .pd-tail__copy p {
  color: var(--mist);
  line-height: 1.75;
  max-width: 40em;
}

/* ============ 响应式 ============ */
@media (min-width: 640px) {
  .page-products .pd-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

  .page-products .pd-board {
    flex: 0 0 46%;
  }
}

@media (min-width: 900px) {
  .page-products .pd-hero {
    padding-top: 128px;
    padding-bottom: 84px;
  }

  .page-products .pd-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
    align-items: center;
    margin-top: 36px;
  }

  .page-products .pd-split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
    align-items: start;
  }

  .page-products .pd-wide {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: 48px;
    align-items: start;
  }

  .page-products .pd-commute {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 48px;
    align-items: center;
  }

  .page-products .pd-clock {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pd-road {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
  }

  .page-products .pd-road::before {
    content: "";
    position: absolute;
    top: 22px;
    left: 6%;
    right: 6%;
    height: 2px;
    background: linear-gradient(90deg, var(--orange), var(--lime));
    opacity: 0.42;
    z-index: 0;
  }

  .page-products .pd-road__node {
    z-index: 1;
    margin-top: 26px;
  }

  .page-products .pd-road__dot {
    top: -34px;
  }

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

  .page-products .pd-tail__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: 48px;
    align-items: center;
  }

  .page-products .pd-board {
    flex: 0 0 32%;
  }
}

@media (min-width: 1200px) {
  .page-products .pd-board {
    flex: 0 0 26%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pd-link {
    transition: none;
  }
}
</main>
<<<END>>>