.page-products {
  --pp-stroke: rgba(49, 244, 228, 0.5);
  --pp-hover: rgba(49, 244, 228, 0.07);
  color: var(--text);
  padding-bottom: 72px;
}

.page-products .ph {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  padding-top: 22px;
  padding-bottom: 8px;
}

.page-products .ph__lead h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 6vw, 52px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  max-width: 20ch;
}

.page-products .ph__br {
  display: none;
}

.page-products .ph__lede {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
  max-width: 46ch;
}

.page-products .ph__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.page-products .ph__tag {
  display: inline-flex;
  align-items: center;
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel-soft);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-products .ph__tag:hover,
.page-products .ph__tag:focus-visible {
  color: var(--text);
  border-color: var(--pp-stroke);
  background: rgba(49, 244, 228, 0.08);
}

.page-products .sec {
  padding-top: 40px;
}

.page-products .sec + .sec {
  margin-top: 40px;
  border-top: 1px solid var(--line);
}

.page-products .sec__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.page-products .sec__num {
  font-family: var(--font-mono);
  font-size: clamp(26px, 4vw, 42px);
  font-weight: 700;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--pp-stroke);
}

.page-products .sec__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 3.2vw, 30px);
  line-height: 1.3;
  letter-spacing: -0.005em;
}

.page-products .sec__note {
  margin: 0 0 0 auto;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-products .sec__lede {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

.page-products .sec__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 22px;
  margin-top: 24px;
}

.page-products .sec__text-link {
  font-size: 14px;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid rgba(140, 247, 239, 0.35);
  padding-bottom: 2px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

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

.page-products .media {
  margin: 24px 0 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel);
  box-shadow: var(--shadow-card);
}

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

.page-products .media__caption {
  display: block;
  padding: 10px 16px;
  border-top: 1px solid var(--line);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--muted);
  background: var(--ink-1);
}

/* 对比矩阵 */
.page-products .cmp {
  margin-top: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel-soft);
}

.page-products .cmp__row {
  display: grid;
  grid-template-columns: 1fr;
  border-bottom: 1px solid var(--line);
  transition: background-color 0.22s var(--ease);
}

.page-products .cmp__row:last-child {
  border-bottom: 0;
}

.page-products .cmp__row--head {
  display: none;
}

.page-products .cmp__cell {
  padding: 12px 16px;
  border-top: 1px solid var(--line);
  background: var(--ink-1);
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-products .cmp__row > .cmp__cell:first-child {
  border-top: 0;
  background: var(--panel);
}

.page-products .cmp__cell--key {
  color: var(--text);
  font-weight: 700;
}

.page-products .cmp__cell--delta {
  color: var(--amber);
}

.page-products .cmp__cell::before {
  content: attr(data-label);
  display: block;
  margin-bottom: 3px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-products .cmp__row > .cmp__cell:first-child::before {
  display: none;
}

/* 礼包码标签页 */
.page-products .tabs {
  margin-top: 26px;
}

.page-products .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  padding: 5px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel);
}

.page-products .tabs__tab {
  flex: 1 1 0;
  min-width: 0;
  padding: 9px 12px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  text-align: center;
  cursor: pointer;
  transition: background-color 0.22s var(--ease), color 0.22s var(--ease), box-shadow 0.22s var(--ease);
}

.page-products .tabs__tab:hover {
  color: var(--text);
}

.page-products .tabs__tab[aria-selected="true"] {
  color: var(--text);
  background: linear-gradient(135deg, rgba(49, 244, 228, 0.2), rgba(49, 244, 228, 0.05));
  box-shadow: inset 0 0 0 1px rgba(49, 244, 228, 0.45);
}

.page-products .tabs__tab:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-products .tabs__panel {
  margin-top: 18px;
}

.page-products .tabs__panel[hidden] {
  display: none;
}

.page-products .code-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-products .code-cell {
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel-soft);
}

.page-products .code-cell__k {
  display: block;
  margin-bottom: 8px;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.page-products .code-cell p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-products .code-panel--rookie .code-cell__k {
  color: var(--cyan);
}

.page-products .code-panel--return .code-cell__k {
  color: var(--amber);
}

.page-products .code-panel--switch .code-cell__k {
  color: var(--orange);
}

.page-products .callout {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin: 18px 0 0;
  padding: 14px 18px;
  border: 1px dashed rgba(49, 244, 228, 0.35);
  border-left: 2px solid var(--cyan);
  border-radius: var(--radius-sm);
  background: rgba(49, 244, 228, 0.05);
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .callout__k {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-products .callout--warm {
  border-color: rgba(255, 154, 60, 0.35);
  border-left-color: var(--orange);
  background: rgba(255, 154, 60, 0.06);
}

.page-products .callout--warm .callout__k {
  color: var(--orange);
}

/* 包体刻度 */
.page-products .size-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-top: 24px;
}

.page-products .scale {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .scale__item + .scale__item {
  margin-top: 20px;
}

.page-products .scale__top {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}

.page-products .scale__name {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}

.page-products .scale__val {
  font-size: 13px;
  color: var(--mist);
}

.page-products .scale__track {
  position: relative;
  height: 8px;
  margin-top: 10px;
  border-radius: 999px;
  background: var(--ink-1);
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-products .scale__fill {
  display: block;
  height: 100%;
  width: var(--w, 0%);
  border-radius: 999px;
}

.page-products .scale__fill--1 {
  background: linear-gradient(90deg, var(--cyan), rgba(49, 244, 228, 0.35));
}

.page-products .scale__fill--2 {
  background: linear-gradient(90deg, var(--mist), rgba(49, 244, 228, 0.4));
}

.page-products .scale__fill--3 {
  background: linear-gradient(90deg, var(--amber), var(--orange));
}

.page-products .scale__hint {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-products .size-figure {
  margin-top: 0;
}

/* 配置卡 */
.page-products .spec-acc {
  margin-top: 22px;
}

.page-products .acc {
  margin-top: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel-soft);
  overflow: hidden;
}

.page-products .acc__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}

.page-products .acc__summary::-webkit-details-marker {
  display: none;
}

.page-products .acc__summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--cyan);
  line-height: 1;
}

.page-products .acc[open] .acc__summary::after {
  content: "–";
}

.page-products .acc[open] .acc__summary {
  border-bottom: 1px solid var(--line);
  background: rgba(49, 244, 228, 0.05);
}

.page-products .acc__body {
  padding: 16px 18px 18px;
}

.page-products .acc__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-products .spec {
  margin: 0;
}

.page-products .spec__row {
  display: grid;
  grid-template-columns: 5.5em 1fr;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px dashed rgba(30, 65, 89, 0.9);
}

.page-products .spec__row:last-child {
  border-bottom: 0;
}

.page-products .spec dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mist);
  padding-top: 3px;
}

.page-products .spec dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
}

.page-products .spec__tip {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--amber);
}

/* 决策分支 */
.page-products .sec--glow {
  padding: 28px 18px 32px;
  border-radius: var(--radius);
  background:
    radial-gradient(620px 300px at 82% 0%, rgba(49, 244, 228, 0.1), transparent 70%),
    radial-gradient(420px 260px at 6% 100%, rgba(255, 154, 60, 0.08), transparent 70%);
}

.page-products .tree {
  margin-top: 24px;
}

.page-products .tree__root {
  display: inline-block;
  margin: 0 0 20px;
  padding: 9px 18px;
  border: 1px solid var(--pp-stroke);
  border-radius: 999px;
  background: rgba(49, 244, 228, 0.08);
  color: var(--text);
  font-size: 13px;
  letter-spacing: 0.04em;
}

.page-products .tree__list {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0 0 0 22px;
}

.page-products .tree__list::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 6px;
  bottom: 26px;
  width: 1px;
  background: linear-gradient(180deg, rgba(49, 244, 228, 0.7), rgba(49, 244, 228, 0.06));
}

.page-products .tree__item {
  position: relative;
}

.page-products .tree__item + .tree__item {
  margin-top: 12px;
}

.page-products .tree__item::before {
  content: "";
  position: absolute;
  left: -17px;
  top: 26px;
  width: 14px;
  height: 1px;
  background: rgba(49, 244, 228, 0.45);
}

.page-products .tree__card {
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel-soft);
  transition: border-color 0.22s var(--ease), background-color 0.22s var(--ease);
}

.page-products .tree__card:hover {
  border-color: var(--pp-stroke);
  background: var(--panel);
}

.page-products .tree__key {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-products .tree__title {
  margin: 6px 0 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 800;
  color: var(--text);
}

.page-products .tree__desc {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .tree__link {
  display: inline-block;
  margin-top: 12px;
  font-size: 13px;
  font-weight: 500;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid rgba(140, 247, 239, 0.35);
  padding-bottom: 2px;
}

.page-products .tree__link:hover,
.page-products .tree__link:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* 常见疑问 */
.page-products .faq {
  margin-top: 22px;
}

.page-products .faq .acc {
  margin-top: 10px;
}

@media (min-width: 700px) {
  .page-products .ph {
    grid-template-columns: 1.15fr 1fr;
    gap: 40px;
    align-items: start;
    padding-top: 30px;
  }

  .page-products .ph__br {
    display: inline;
  }

  .page-products .sec {
    padding-top: 52px;
  }

  .page-products .sec + .sec {
    margin-top: 52px;
  }

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

  .page-products .size-wrap {
    grid-template-columns: 1.4fr 0.9fr;
    align-items: start;
    gap: 32px;
  }

  .page-products .sec--glow {
    padding: 34px 28px 40px;
  }
}

@media (min-width: 900px) {
  .page-products .cmp__row {
    grid-template-columns: 0.9fr 1.35fr 1.35fr 1.1fr;
  }

  .page-products .cmp__row--head {
    display: grid;
  }

  .page-products .cmp__cell {
    padding: 16px 18px;
    border-top: 0;
    border-left: 1px solid var(--line);
    background: var(--ink-1);
    font-size: 14px;
  }

  .page-products .cmp__cell:first-child {
    border-left: 0;
  }

  .page-products .cmp__row > .cmp__cell:first-child {
    background: var(--ink-1);
  }

  .page-products .cmp__cell::before {
    display: none;
  }

  .page-products .cmp__row--head .cmp__cell {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--mist);
    background: var(--panel);
  }

  .page-products .cmp__row--head .cmp__cell--delta {
    color: var(--amber);
  }

  .page-products .cmp__row:not(.cmp__row--head):hover .cmp__cell {
    background: var(--pp-hover);
  }

  .page-products .tree__list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 22px;
    padding-left: 24px;
  }

  .page-products .tree__item + .tree__item {
    margin-top: 0;
  }

  .page-products .tree__list::before {
    left: 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .ph__tag,
  .page-products .cmp__row,
  .page-products .tabs__tab,
  .page-products .tree__card,
  .page-products .sec__text-link,
  .page-products .tree__link {
    transition: none;
  }
}
<<<END>>>

.page-products {
  --w: 1rem;
}