.page-products {
  --pp-gap: clamp(16px, 2.6vw, 30px);
  --pp-gap-lg: clamp(26px, 4vw, 52px);
  --pp-tree-gap: 10px;
  --pp-dot: #22D3EE;
}

/* ---------- 通用微调 ---------- */
.page-products .note {
  max-width: 34em;
}

.page-products .module__lead {
  max-width: 34em;
  margin-bottom: clamp(18px, 2.6vw, 30px);
  color: var(--mist);
}

.page-products img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid var(--line);
}

.page-products .figure {
  margin: 0 0 clamp(20px, 3vw, 34px);
}

.page-products .figure--wide img {
  width: 100%;
}

.page-products .media__cap {
  display: block;
  margin-top: 10px;
  color: var(--muted);
  font-size: var(--fs-micro);
  letter-spacing: 0.08em;
}

/* ---------- 封面 ---------- */
.page-products .cover .wrap {
  display: flex;
  flex-direction: column;
  gap: clamp(16px, 2.4vw, 26px);
}

.page-products .cover__title {
  margin: 4px 0 0;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.page-products .cover__row {
  display: grid;
  gap: clamp(14px, 2.4vw, 30px);
  grid-template-columns: minmax(0, 1fr);
}

.page-products .cover__lead {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
}

.page-products .cover__lead .lead {
  margin: 0;
  color: var(--paper);
}

.page-products .cover__lead .prose {
  margin: 0;
  color: var(--mist);
}

.page-products .cover__side {
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
}

.page-products .cover__stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-products .cover__stats .stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 16px 18px;
  background: var(--panel);
}

.page-products .cover__stats .stat__num {
  color: var(--cyan);
}

/* ---------- 技能树 ---------- */
.page-products .tree {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--pp-tree-gap);
}

.page-products .tree__item {
  position: relative;
  padding-left: 30px;
}

.page-products .tree__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 26px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  border: 2px solid var(--ridge);
  background: var(--deep);
  z-index: 1;
}

.page-products .tree__item::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 37px;
  bottom: -32px;
  width: 1px;
  background: var(--line);
}

.page-products .tree__item:last-child::after {
  display: none;
}

.page-products .tree__item--turn::before {
  border-color: var(--cyan);
}

.page-products .tree__link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-areas:
    "idx name"
    "idx tag"
    "idx desc";
  align-items: start;
  gap: 2px 14px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  color: inherit;
  text-decoration: none;
  transition: border-color 160ms ease, background-color 160ms ease;
}

.page-products .tree__link:hover {
  border-color: var(--line-strong);
  background: var(--glass-soft);
}

.page-products .tree__idx {
  grid-area: idx;
  align-self: center;
  padding-right: 14px;
  border-right: 1px solid var(--line);
  color: var(--cyan);
  font-size: var(--fs-small);
  letter-spacing: 0.06em;
}

.page-products .tree__body {
  display: contents;
}

.page-products .tree__name {
  grid-area: name;
  font-size: var(--fs-h3);
  font-weight: 700;
  color: var(--paper);
  line-height: 1.4;
}

.page-products .tree__desc {
  grid-area: desc;
  color: var(--muted);
  font-size: var(--fs-micro);
  letter-spacing: 0.05em;
  line-height: 1.7;
}

.page-products .tree__link .ledger-tag {
  grid-area: tag;
  justify-self: start;
  margin-top: 2px;
}

.page-products .tree__foot {
  margin-top: clamp(18px, 2.6vw, 28px);
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: var(--fs-small);
}

/* ---------- 账目标记（本页补充数据项色） ---------- */
.page-products .ledger-tag--data {
  color: var(--ridge);
  border-color: rgba(127, 163, 184, 0.5);
  background: rgba(127, 163, 184, 0.12);
}

/* ---------- 模块通用 ---------- */
.page-products .module {
  border-top: 1px solid var(--line);
}

.page-products .module__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pp-gap-lg);
  align-items: start;
}

.page-products .module__text {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: clamp(16px, 2.2vw, 24px);
}

.page-products .module__text .prose {
  max-width: 34em;
}

.page-products .module__visual {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.page-products .module__visual--plain {
  gap: 0;
}

.page-products .dial {
  margin: 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--glass-soft);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-products .dial__svg {
  width: 100%;
  max-width: 240px;
  height: auto;
  align-self: center;
}

.page-products .dial__cap {
  color: var(--muted);
  font-size: var(--fs-micro);
  letter-spacing: 0.08em;
  text-align: center;
}

/* ---------- 字段清单 ---------- */
.page-products .fields {
  margin: 0;
  border-top: 1px solid var(--line);
}

.page-products .fields__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.page-products .fields__row dt {
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.05em;
  color: var(--cyan);
}

.page-products .fields__row dd {
  margin: 0;
  color: var(--mist);
  font-size: var(--fs-small);
  line-height: 1.85;
}

.page-products .fields--wide {
  margin-top: clamp(20px, 3vw, 32px);
}

/* ---------- 点阵 ---------- */
.page-products .dotfield {
  position: relative;
  height: 190px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background-color: var(--deep);
  background-image: radial-gradient(circle, rgba(127, 163, 184, 0.55) 1.4px, transparent 1.7px);
  background-size: 20px 20px;
  background-position: 10px 10px;
  overflow: hidden;
}

.page-products .dotfield__glow {
  position: absolute;
  inset: 30% 16% 34% 20%;
  background-image: radial-gradient(circle, var(--cyan) 2.4px, transparent 2.7px);
  background-size: 20px 20px;
  background-position: 10px 10px;
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 18%, #000 82%, transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0, #000 18%, #000 82%, transparent 100%);
}

/* ---------- 频次柱带 ---------- */
.page-products .band {
  margin-bottom: clamp(20px, 3vw, 34px);
  padding: 20px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
}

.page-products .band__svg {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- 按日条带 ---------- */
.page-products .daybar {
  height: 68px;
  margin-bottom: clamp(16px, 2.4vw, 26px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background-color: var(--deep);
  background-image: repeating-linear-gradient(
    90deg,
    rgba(34, 211, 238, 0.85) 0 3px,
    transparent 3px 9px
  );
  -webkit-mask-image: linear-gradient(180deg, transparent 0, #000 20%, #000 80%, transparent 100%);
  mask-image: linear-gradient(180deg, transparent 0, #000 20%, #000 80%, transparent 100%);
}

/* ---------- 折叠组 ---------- */
.page-products .folds {
  margin-top: clamp(22px, 3vw, 34px);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-products .fold {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  overflow: hidden;
}

.page-products .fold__btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 15px 18px;
  border: 0;
  background: transparent;
  color: var(--paper);
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: background-color 160ms ease;
}

.page-products .fold__btn:hover {
  background: var(--glass-soft);
}

.page-products .fold__q {
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: 0.02em;
}

.page-products .fold__sign {
  position: relative;
  flex: none;
  width: 14px;
  height: 14px;
}

.page-products .fold__sign::before,
.page-products .fold__sign::after {
  content: "";
  position: absolute;
  background: var(--cyan);
  transition: transform 160ms ease, opacity 160ms ease;
}

.page-products .fold__sign::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 2px;
}

.page-products .fold__sign::after {
  left: 6px;
  top: 0;
  width: 2px;
  height: 14px;
}

.page-products .fold__btn[aria-expanded="true"] .fold__sign::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-products .fold__panel {
  padding: 0 18px 16px;
  border-top: 1px solid var(--line);
}

.page-products .fold__panel p {
  margin: 14px 0 0;
  max-width: 34em;
  color: var(--mist);
  font-size: var(--fs-small);
  line-height: 1.85;
}

.page-products .fold__btn[aria-expanded="false"] + .fold__panel {
  display: none;
}

/* ---------- 版本刻度 ---------- */
.page-products .verscale {
  list-style: none;
  margin: 0 0 clamp(22px, 3vw, 34px);
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
}

.page-products .verscale__item {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--violet);
  border-radius: var(--radius);
  background: var(--violet-soft);
}

.page-products .verscale__item--now {
  border-left-color: var(--cyan);
  background: var(--glass);
}

.page-products .verscale__no {
  font-size: var(--fs-small);
  letter-spacing: 0.08em;
  color: var(--paper);
}

.page-products .verscale__txt {
  color: var(--mist);
  font-size: var(--fs-micro);
  line-height: 1.7;
}

/* ---------- 对照表 ---------- */
.page-products .table-wrap {
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-products table.data caption {
  text-align: left;
  padding-bottom: 12px;
}

.page-products table.data tbody th {
  color: var(--paper);
  font-weight: 600;
}

.page-products table.data tbody tr {
  transition: background-color 140ms ease, box-shadow 140ms ease;
}

.page-products table.data tbody tr:hover {
  background: var(--glass-soft);
}

.page-products table.data tbody tr[data-ledger="data"]:hover {
  box-shadow: inset 3px 0 0 var(--ridge);
}

.page-products table.data tbody tr[data-ledger="rebate"]:hover {
  box-shadow: inset 3px 0 0 var(--cyan);
}

.page-products table.data tbody tr[data-ledger="points"]:hover {
  box-shadow: inset 3px 0 0 var(--violet);
}

/* ---------- 账目汇总 ---------- */
.page-products .ledger-sum {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-products .ledger-sum__item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 18px;
  background: var(--panel);
  border-left: 3px solid var(--ridge);
}

.page-products .ledger-sum__item--rebate {
  border-left-color: var(--cyan);
}

.page-products .ledger-sum__item--points {
  border-left-color: var(--violet);
}

.page-products .ledger-sum__item--total {
  border-left-color: var(--amber);
}

.page-products .ledger-sum__num {
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  font-weight: 700;
  color: var(--paper);
}

.page-products .ledger-sum__item--rebate .ledger-sum__num {
  color: var(--cyan);
}

.page-products .ledger-sum__item--points .ledger-sum__num {
  color: var(--violet);
}

.page-products .ledger-sum__item--total .ledger-sum__num {
  color: var(--amber);
}

.page-products .ledger-sum__txt {
  color: var(--muted);
  font-size: var(--fs-label);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* ---------- 收尾 ---------- */
.page-products .closing {
  border-top: 1px solid var(--line);
}

.page-products .closing__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 18px;
}

.page-products .closing__note {
  color: var(--muted);
  font-size: var(--fs-small);
}

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

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

  .page-products .fields__row {
    grid-template-columns: minmax(0, 14em) minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }

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

@media (min-width: 900px) {
  .page-products .cover__row {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: start;
  }

  .page-products .cover__side {
    justify-content: flex-end;
    padding-top: 6px;
  }

  .page-products .tree__link {
    grid-template-columns: auto minmax(0, 1fr) auto;
    grid-template-areas: "idx name tag" "idx desc tag";
    align-items: center;
    gap: 4px 18px;
    padding: 18px 22px;
  }

  .page-products .tree__link .ledger-tag {
    align-self: center;
    margin-top: 0;
  }

  .page-products .module__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }

  .page-products .module__grid--rev {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  }

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

  .page-products .verscale__item {
    min-height: 108px;
  }
}

@media (min-width: 1180px) {
  .page-products .cover__stats .stat {
    padding: 20px 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .tree__link,
  .page-products .fold__btn,
  .page-products .fold__sign::before,
  .page-products .fold__sign::after,
  .page-products table.data tbody tr {
    transition: none;
  }
}