.page-products {
  --dl-line-dark: rgba(247, 244, 236, 0.14);
  --dl-line-light: rgba(42, 31, 23, 0.13);
  --dl-soft: #EFE9DB;
  display: block;
  background: var(--paper);
}

/* ---------- 顶部条 ---------- */
.page-products .dl-topbar {
  background: var(--ink-deep);
  border-bottom: 1px solid var(--dl-line-dark);
}
.page-products .dl-topbar__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.35rem 1.2rem;
  padding: 0.72rem 0;
}
.page-products .breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.8rem;
  color: var(--muted);
}
.page-products .breadcrumbs a {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--fast) var(--ease);
}
.page-products .breadcrumbs a:hover { border-color: var(--flare); }
.page-products .dl-topbar__note {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--muted);
}

/* ---------- 首屏 ---------- */
.page-products .dl-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
  padding: 2.8rem 0 3rem;
}
.page-products .dl-hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid) 1px, transparent 1px);
  background-size: 76px 76px;
  opacity: 0.55;
  pointer-events: none;
  -webkit-mask-image: radial-gradient(circle at 78% 12%, #000 0%, transparent 70%);
  mask-image: radial-gradient(circle at 78% 12%, #000 0%, transparent 70%);
}
.page-products .dl-hero__inner {
  position: relative;
  z-index: 1;
}
.page-products .dl-hero__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.24em;
  color: var(--flare);
}
.page-products .dl-hero h1 {
  margin: 0.9rem 0 1.05rem;
  max-width: 22ch;
  font-size: clamp(1.85rem, 7vw, 3.4rem);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.015em;
}
.page-products .dl-hero__lead {
  margin: 0 0 2.2rem;
  max-width: 62ch;
  font-size: 1rem;
  line-height: 1.9;
  color: rgba(247, 244, 236, 0.8);
}

.page-products .dl-versionrow {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}
.page-products .dl-versioncard {
  position: relative;
  padding: 0.9rem 1rem 1rem 1.15rem;
  background: var(--glass);
  border: 1px solid var(--dl-line-dark);
  border-left-width: 3px;
}
.page-products .dl-versioncard--spring { border-left-color: var(--spring); }
.page-products .dl-versioncard--summer { border-left-color: var(--summer); }
.page-products .dl-versioncard--winter { border-left-color: var(--winter); }
.page-products .dl-versioncard__k {
  margin: 0;
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  color: var(--muted);
}
.page-products .dl-versioncard__v {
  margin: 0.15rem 0 0.3rem;
  font-family: var(--font-mono);
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--flare);
}
.page-products .dl-versioncard__m {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.7;
  color: rgba(247, 244, 236, 0.74);
}

/* ---------- 通用章节头 ---------- */
.page-products .dl-head {
  display: flex;
  align-items: flex-start;
  gap: 0.9rem;
  margin-bottom: 1.8rem;
}
.page-products .dl-head__num {
  flex: 0 0 auto;
  font-size: clamp(2.2rem, 9vw, 3.6rem);
  font-weight: 700;
  line-height: 0.9;
  letter-spacing: -0.04em;
  color: var(--flare);
  opacity: 0.85;
}
.page-products .dl-head__kicker {
  margin: 0 0 0.2rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
}
.page-products .dl-head__title {
  margin: 0;
  font-size: clamp(1.3rem, 4.6vw, 2rem);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -0.01em;
}
.page-products .dl-head--dark .dl-head__title { color: var(--paper); }
.page-products .dl-head--paper .dl-head__num { color: var(--summer); opacity: 1; }
.page-products .dl-head--paper .dl-head__title { color: var(--text-dark); }
.page-products .dl-head--paper .dl-head__kicker { color: rgba(42, 31, 23, 0.5); }

/* ---------- 设备选择 ---------- */
.page-products .dl-picker {
  background: var(--ink-deep);
  color: var(--paper);
  padding: 2.8rem 0 3rem;
  border-top: 1px solid var(--dl-line-dark);
}
.page-products .dl-picker .tab-list {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.4rem;
  padding-bottom: 0.3rem;
  overflow-x: auto;
  scrollbar-width: none;
}
.page-products .dl-picker .tab-list::-webkit-scrollbar { display: none; }
.page-products .dl-picker .tab {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.62rem 1.05rem;
  border: 1px solid var(--dl-line-dark);
  background: transparent;
  color: var(--muted);
  font-family: var(--font-sans);
  font-size: 0.92rem;
  font-weight: 700;
  cursor: pointer;
  transition: background var(--fast) var(--ease), color var(--fast) var(--ease), border-color var(--fast) var(--ease);
}
.page-products .dl-picker .tab:hover {
  color: var(--paper);
  border-color: rgba(247, 244, 236, 0.34);
}
.page-products .dl-picker .tab:focus-visible {
  outline: 2px solid var(--flare);
  outline-offset: 2px;
}
.page-products .dl-picker .tab.is-active,
.page-products .dl-picker .tab[aria-selected="true"] {
  color: var(--ink);
}
.page-products .dl-picker .tab.dl-tab--spring.is-active,
.page-products .dl-picker .tab.dl-tab--spring[aria-selected="true"] {
  background: var(--spring);
  border-color: var(--spring);
}
.page-products .dl-picker .tab.dl-tab--summer.is-active,
.page-products .dl-picker .tab.dl-tab--summer[aria-selected="true"] {
  background: var(--summer);
  border-color: var(--summer);
}
.page-products .dl-picker .tab.dl-tab--winter.is-active,
.page-products .dl-picker .tab.dl-tab--winter[aria-selected="true"] {
  background: var(--winter);
  border-color: var(--winter);
  color: var(--paper);
}
.page-products .dl-tab__icon {
  display: inline-block;
  flex: 0 0 auto;
  border: 2px solid currentColor;
  box-sizing: border-box;
}
.page-products .dl-tab__icon--phone {
  width: 9px;
  height: 15px;
  border-radius: 2px;
}
.page-products .dl-tab__icon--tablet {
  width: 15px;
  height: 19px;
  border-radius: 2px;
}
.page-products .dl-tab__icon--web {
  width: 20px;
  height: 14px;
  border-radius: 2px;
  border-bottom-width: 5px;
}

.page-products .dl-picker .tab-panel {
  display: block;
  padding-top: 0.2rem;
  border-top: 1px solid var(--dl-line-dark);
}
.page-products .dl-picker .tab-panel[hidden] { display: none; }
.page-products .dl-picker .tab-panel + .tab-panel { margin-top: 1.6rem; }
.page-products .dl-device__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.1rem;
  margin: 1rem 0 1.1rem;
}
.page-products .dl-device__row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.2rem 0.8rem;
  margin: 0;
  padding: 0.62rem 0;
  border-bottom: 1px solid var(--dl-line-dark);
  font-size: 0.9rem;
  line-height: 1.7;
}
.page-products .dl-device__k {
  flex: 0 0 5.4em;
  color: var(--muted);
  letter-spacing: 0.05em;
}
.page-products .dl-device__v { color: var(--paper); }
.page-products .dl-device__v.num { font-family: var(--font-mono); }
.page-products .dl-device__note {
  margin: 0 0 1.3rem;
  max-width: 66ch;
  font-size: 0.92rem;
  line-height: 1.85;
  color: rgba(247, 244, 236, 0.78);
}
.page-products .dl-device .btn { align-self: flex-start; }

/* ---------- 平板端大屏 ---------- */
.page-products .dl-tablet {
  background: var(--paper);
  color: var(--text-dark);
  padding: 2.8rem 0 3rem;
}
.page-products .dl-tablet__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.8rem;
}
.page-products .dl-tablet__figure {
  margin: 0;
}
.page-products .dl-tablet__lead {
  margin: 0 0 1.4rem;
  font-size: 1rem;
  line-height: 1.9;
  color: rgba(42, 31, 23, 0.86);
}
.page-products .dl-facts {
  list-style: none;
  margin: 0 0 1.4rem;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}
.page-products .dl-fact {
  display: flex;
  align-items: baseline;
  gap: 0.85rem;
  padding: 0.72rem 0.9rem;
  background: var(--dl-soft);
  border-left: 3px solid var(--summer);
}
.page-products .dl-fact__v {
  flex: 0 0 auto;
  font-size: 1.32rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-dark);
  white-space: nowrap;
}
.page-products .dl-fact__t {
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(42, 31, 23, 0.76);
}
.page-products .dl-tablet__note {
  margin: 0;
  padding-top: 1rem;
  border-top: 1px solid var(--dl-line-light);
  font-size: 0.92rem;
  line-height: 1.85;
  color: rgba(42, 31, 23, 0.72);
}

/* ---------- 手势翻页 ---------- */
.page-products .dl-gesture {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
  padding: 2.8rem 0 3rem;
}
.page-products .dl-gesture__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: 0.4;
  pointer-events: none;
  -webkit-mask-image: radial-gradient(circle at 20% 80%, #000 0%, transparent 68%);
  mask-image: radial-gradient(circle at 20% 80%, #000 0%, transparent 68%);
}
.page-products .dl-gesture__inner { position: relative; z-index: 1; }
.page-products .dl-gesture__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.6rem;
}
.page-products .dl-gesture__figure { margin: 0; }

.page-products .dl-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.15rem;
  counter-reset: none;
}
.page-products .dl-step {
  display: flex;
  gap: 0.95rem;
  padding: 0.95rem 1rem;
  border: 1px solid transparent;
  border-bottom: 1px solid var(--dl-line-dark);
  transition: background var(--mid) var(--ease), border-color var(--mid) var(--ease);
}
.page-products .dl-step:hover,
.page-products .dl-step:focus-within {
  background: var(--glass);
  border-color: rgba(215, 255, 63, 0.35);
}
.page-products .dl-step__i {
  flex: 0 0 auto;
  width: 2rem;
  height: 2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ink);
  background: var(--muted);
  transition: background var(--mid) var(--ease);
}
.page-products .dl-step:hover .dl-step__i,
.page-products .dl-step:focus-within .dl-step__i {
  background: var(--flare);
}
.page-products .dl-step__t {
  margin: 0 0 0.3rem;
  font-size: 1rem;
  font-weight: 800;
  line-height: 1.5;
  color: var(--paper);
}
.page-products .dl-step__d {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.85;
  color: rgba(247, 244, 236, 0.74);
}

/* ---------- 筛选面板 ---------- */
.page-products .dl-filter {
  background: var(--paper);
  color: var(--text-dark);
  padding: 2.8rem 0 3rem;
}
.page-products .dl-filter__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.8rem;
}
.page-products .dl-filter__lead {
  margin: 0 0 1.3rem;
  font-size: 1rem;
  line-height: 1.9;
  color: rgba(42, 31, 23, 0.86);
}
.page-products .dl-filter__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 1.3rem;
}
.page-products .dl-filter__chips .chip {
  padding: 0.36rem 0.85rem;
  border: 1px solid var(--dl-line-light);
  font-size: 0.84rem;
  color: rgba(42, 31, 23, 0.72);
}
.page-products .dl-filter__chips .chip.is-active {
  border-color: var(--autumn);
  background: rgba(242, 183, 5, 0.18);
  color: var(--text-dark);
  font-weight: 700;
}
.page-products .dl-filter__list {
  list-style: none;
  margin: 0 0 1.3rem;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}
.page-products .dl-filter__list li {
  position: relative;
  padding-left: 1.25rem;
  font-size: 0.93rem;
  line-height: 1.85;
  color: rgba(42, 31, 23, 0.78);
}
.page-products .dl-filter__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 7px;
  height: 7px;
  background: var(--spring);
}
.page-products .dl-filter__list strong {
  color: var(--text-dark);
  font-weight: 700;
}
.page-products .dl-filter__save {
  margin: 0;
  padding: 0.9rem 1rem;
  background: var(--dl-soft);
  border-left: 3px solid var(--winter);
  font-size: 0.9rem;
  line-height: 1.85;
  color: rgba(42, 31, 23, 0.8);
}
.page-products .dl-filter__figure { margin: 0; }

/* ---------- 三端对照 ---------- */
.page-products .dl-matrix {
  position: relative;
  overflow: hidden;
  background: var(--ink-deep);
  color: var(--paper);
  padding: 2.8rem 0 3rem;
}
.page-products .dl-matrix__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.42;
  pointer-events: none;
  -webkit-mask-image: radial-gradient(circle at 60% 40%, #000 0%, transparent 78%);
  mask-image: radial-gradient(circle at 60% 40%, #000 0%, transparent 78%);
}
.page-products .dl-matrix__inner { position: relative; z-index: 1; }
.page-products .dl-matrix__wide { margin: 0 0 2rem; }
.page-products .dl-matrix__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.6rem;
  align-items: start;
}
.page-products .dl-phone {
  margin: 0;
  max-width: 230px;
}
.page-products .dl-matrix__tablewrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--dl-line-dark);
}
.page-products .dl-matrix__table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 0.88rem;
}
.page-products .dl-matrix__table caption { text-align: left; }
.page-products .dl-matrix__table thead th {
  padding: 0.8rem 0.9rem;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--flare);
  background: rgba(247, 244, 236, 0.05);
  border-bottom: 1px solid var(--dl-line-dark);
  white-space: nowrap;
}
.page-products .dl-matrix__table tbody th {
  padding: 0.8rem 0.9rem;
  text-align: left;
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--paper);
  border-bottom: 1px solid var(--dl-line-dark);
}
.page-products .dl-matrix__table tbody td {
  padding: 0.8rem 0.9rem;
  border-bottom: 1px solid var(--dl-line-dark);
  color: rgba(247, 244, 236, 0.82);
}
.page-products .dl-matrix__table tbody tr:last-child th,
.page-products .dl-matrix__table tbody tr:last-child td { border-bottom: 0; }
.page-products .dl-mark {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
}
.page-products .dl-mark::before {
  content: "";
  flex: 0 0 auto;
  width: 12px;
  height: 12px;
  box-sizing: border-box;
}
.page-products .dl-mark--full::before { background: var(--spring); }
.page-products .dl-mark--part::before { background: var(--autumn); }
.page-products .dl-mark--none { color: var(--muted); }
.page-products .dl-mark--none::before {
  background: transparent;
  border: 1.5px solid rgba(143, 167, 154, 0.7);
}
.page-products .dl-matrix__hint {
  margin: 1.8rem 0 0;
  max-width: 72ch;
  font-size: 0.92rem;
  line-height: 1.9;
  color: rgba(247, 244, 236, 0.76);
}
.page-products .dl-matrix__hint a {
  color: var(--flare);
  text-decoration: none;
  border-bottom: 1px solid rgba(215, 255, 63, 0.45);
  transition: border-color var(--fast) var(--ease);
}
.page-products .dl-matrix__hint a:hover { border-color: var(--flare); }

/* ---------- 版本记录 ---------- */
.page-products .dl-log {
  background: var(--paper);
  color: var(--text-dark);
  padding: 2.8rem 0 3rem;
}
.page-products .dl-log__intro {
  margin: 0 0 1.8rem;
  max-width: 66ch;
  font-size: 0.96rem;
  line-height: 1.9;
  color: rgba(42, 31, 23, 0.78);
}
.page-products .dl-log__list {
  display: grid;
  gap: 0.1rem;
  border-top: 1px solid var(--dl-line-light);
}
.page-products .dl-log__item {
  border-bottom: 1px solid var(--dl-line-light);
}
.page-products .dl-log__head {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.95rem 0.2rem;
  cursor: pointer;
  list-style: none;
  transition: background var(--fast) var(--ease);
}
.page-products .dl-log__head::-webkit-details-marker { display: none; }
.page-products .dl-log__head:hover { background: var(--dl-soft); }
.page-products .dl-log__head:focus-visible {
  outline: 2px solid var(--summer);
  outline-offset: -2px;
}
.page-products .dl-log__dot {
  flex: 0 0 auto;
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.page-products .dl-log__dot--spring { background: var(--spring); }
.page-products .dl-log__dot--summer { background: var(--summer); }
.page-products .dl-log__dot--autumn { background: var(--autumn); }
.page-products .dl-log__dot--winter { background: var(--winter); }
.page-products .dl-log__ver {
  flex: 0 0 auto;
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-dark);
}
.page-products .dl-log__name {
  font-size: 0.88rem;
  color: rgba(42, 31, 23, 0.62);
}
.page-products .dl-log__chev {
  margin-left: auto;
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  border-right: 2px solid rgba(42, 31, 23, 0.4);
  border-bottom: 2px solid rgba(42, 31, 23, 0.4);
  transform: rotate(45deg) translate(-2px, -2px);
  transition: transform var(--fast) var(--ease);
}
.page-products .dl-log__item[open] .dl-log__chev {
  transform: rotate(-135deg) translate(-2px, -2px);
}
.page-products .dl-log__body {
  padding: 0 0.2rem 1.1rem 2.1rem;
}
.page-products .dl-log__body p {
  margin: 0;
  max-width: 68ch;
  font-size: 0.92rem;
  line-height: 1.9;
  color: rgba(42, 31, 23, 0.76);
}
.page-products .dl-log__tail {
  margin: 1.8rem 0 0;
  max-width: 68ch;
  font-size: 0.92rem;
  line-height: 1.9;
  color: rgba(42, 31, 23, 0.74);
}
.page-products .dl-log__tail a {
  color: var(--text-dark);
  text-decoration: none;
  border-bottom: 2px solid var(--summer);
  transition: border-color var(--fast) var(--ease);
}
.page-products .dl-log__tail a:hover { border-color: var(--spring); }

/* ---------- 底部行动 ---------- */
.page-products .dl-cta {
  background: var(--ink);
  color: var(--paper);
  padding: 3rem 0 3.4rem;
}
.page-products .dl-cta__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.6rem;
  align-items: center;
}
.page-products .dl-cta__title {
  margin: 0 0 0.7rem;
  font-size: clamp(1.35rem, 5vw, 2rem);
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -0.01em;
}
.page-products .dl-cta__desc {
  margin: 0;
  max-width: 56ch;
  font-size: 0.94rem;
  line-height: 1.9;
  color: rgba(247, 244, 236, 0.76);
}
.page-products .dl-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .dl-versionrow {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-products .dl-device__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 0 1.6rem;
  }
  .page-products .dl-device__row {
    flex-direction: column;
    gap: 0.15rem;
  }
  .page-products .dl-device__k { flex: none; }
  .page-products .dl-cta__inner {
    grid-template-columns: 1.4fr auto;
  }
}

@media (min-width: 900px) {
  .page-products .dl-hero { padding: 4rem 0 4.4rem; }
  .page-products .dl-tablet,
  .page-products .dl-filter,
  .page-products .dl-gesture,
  .page-products .dl-matrix,
  .page-products .dl-log,
  .page-products .dl-picker { padding: 4rem 0 4.2rem; }
  .page-products .dl-hero__lead { font-size: 1.06rem; }

  .page-products .dl-tablet__layout {
    grid-template-columns: 1.05fr 1fr;
    gap: 2.6rem;
    align-items: start;
  }
  .page-products .dl-filter__layout {
    grid-template-columns: 1fr 1.05fr;
    gap: 2.6rem;
    align-items: start;
  }
  .page-products .dl-gesture__layout {
    grid-template-columns: 1fr 1.1fr;
    gap: 2.6rem;
    align-items: start;
  }
  .page-products .dl-matrix__layout {
    grid-template-columns: 230px 1fr;
    gap: 2.2rem;
  }
  .page-products .dl-filter__figure { order: 2; }
  .page-products .dl-filter__copy { order: 1; }

  .page-products .dl-head { gap: 1.4rem; margin-bottom: 2.2rem; }
}

@media (min-width: 1120px) {
  .page-products .dl-hero h1 { font-size: 3.5rem; }
  .page-products .dl-tablet__layout { gap: 3.2rem; }
}

@media (prefers-reduced-motion: reduce) {
  .page-products * {
    transition-duration: 1ms !important;
  }
}
</main>