.page-products {
  --prod-block-gap: clamp(56px, 8vw, 88px);
  --prod-inner-gap: clamp(36px, 6vw, 60px);
  --prod-aside-w: 320px;
}

/* ---------- Hero ---------- */
.page-products .prod-hero {
  position: relative;
  padding: clamp(36px, 6vw, 76px) 0 clamp(28px, 5vw, 52px);
  background:
    radial-gradient(120% 90% at 12% 0%, rgba(34, 224, 255, .10), transparent 62%),
    radial-gradient(90% 70% at 92% 20%, rgba(30, 107, 255, .12), transparent 65%);
}

.page-products .prod-hero h1 {
  margin: 14px 0 0;
  font-size: var(--t-hero);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: -0.03em;
  max-width: 18ch;
}

.page-products .prod-hero__lead {
  margin: 24px 0 0;
  max-width: 66ch;
  color: var(--c-dim);
  font-size: var(--t-body);
  line-height: 1.85;
}

.page-products .prod-hero__facts {
  list-style: none;
  margin: clamp(30px, 4vw, 44px) 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
  grid-template-columns: minmax(0, 1fr);
}

.page-products .prod-fact {
  display: grid;
  gap: 8px;
  padding: 18px 20px;
  background: linear-gradient(180deg, rgba(16, 36, 61, .92), rgba(10, 23, 48, .86));
  border: 1px solid var(--c-grid);
  border-left: 2px solid var(--c-cyan);
  border-radius: var(--r-a) var(--r-b) var(--r-a) var(--r-a);
}

.page-products .prod-fact__v {
  font-family: var(--f-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.6rem, 3.6vw, 2.2rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--c-cyan);
}

.page-products .prod-fact__k {
  font-size: var(--t-sm);
  color: var(--c-dim);
  line-height: 1.6;
}

/* ---------- 布局：左黏性面板 + 右内容流 ---------- */
.page-products .prod-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 5vw, 48px);
  align-items: start;
  padding-bottom: clamp(56px, 8vw, 96px);
}

.page-products .prod-aside {
  display: grid;
  gap: 24px;
  min-width: 0;
}

.page-products .prod-aside__panel {
  padding: 22px 20px 20px;
  border-radius: var(--r-a) var(--r-b) var(--r-a) var(--r-a);
  background: linear-gradient(165deg, rgba(16, 36, 61, .95), rgba(10, 23, 48, .92));
}

.page-products .prod-aside__label {
  margin: 0;
  font-family: var(--f-mono);
  font-size: var(--t-label);
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--c-dim);
}

.page-products .prod-aside__ver {
  margin: 8px 0 0;
  font-family: var(--f-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(2.1rem, 4.6vw, 2.8rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--c-cyan);
  text-shadow: var(--glow-cyan);
}

.page-products .prod-aside__meta {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-products .prod-aside__meta li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 9px;
  border-bottom: 1px solid var(--c-grid);
  font-size: var(--t-sm);
  color: var(--c-dim);
}

.page-products .prod-aside__meta li span:last-child {
  color: var(--c-text);
  font-family: var(--f-mono);
  font-variant-numeric: tabular-nums;
}

.page-products .prod-aside__codes {
  margin-top: 20px;
}

.page-products .prod-code {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: 8px;
  padding: 7px 8px 7px 10px;
  background: rgba(34, 224, 255, .06);
  border: 1px solid var(--c-grid);
  border-radius: var(--r-b);
}

.page-products .prod-code__v {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .02em;
  color: var(--c-mist);
  overflow-wrap: anywhere;
}

.page-products .prod-copy {
  flex: none;
  padding: 3px 9px;
  font-family: var(--f-sans);
  font-size: 11px;
  color: var(--c-dim);
  background: transparent;
  border: 1px solid var(--c-grid);
  border-radius: var(--r-b);
  cursor: pointer;
  transition: color .16s ease, border-color .16s ease;
}

.page-products .prod-copy:hover,
.page-products .prod-copy:focus-visible {
  color: var(--c-cyan);
  border-color: var(--c-cyan);
}

.page-products .prod-copy[data-copied="true"] {
  color: var(--c-ok);
  border-color: var(--c-ok);
}

.page-products .prod-dl {
  display: flex;
  width: 100%;
  justify-content: center;
  margin-top: 12px;
}

/* 锚点索引 */
.page-products .anchor-index {
  padding-top: 4px;
}

.page-products .anchor-index__title {
  margin: 0 0 10px;
  font-family: var(--f-mono);
  font-size: var(--t-label);
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--c-dim);
}

.page-products .anchor-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-products .anchor-index__link {
  display: block;
  padding: 8px 10px 8px 14px;
  font-size: var(--t-sm);
  color: var(--c-dim);
  text-decoration: none;
  border-left: 2px solid var(--c-grid);
  transition: color .16s ease, border-color .16s ease, background .16s ease;
}

.page-products .anchor-index__link:hover,
.page-products .anchor-index__link:focus-visible {
  color: var(--c-text);
  border-left-color: var(--c-mist);
}

.page-products .anchor-index__link[aria-current="location"] {
  color: var(--c-cyan);
  border-left-color: var(--c-cyan);
  background: rgba(34, 224, 255, .07);
}

/* ---------- 内容流区块 ---------- */
.page-products .prod-flow {
  min-width: 0;
}

.page-products .prod-block + .prod-block {
  margin-top: var(--prod-block-gap);
  padding-top: var(--prod-inner-gap);
  border-top: 1px solid var(--c-grid);
}

.page-products .prod-block__idx {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 10px;
  font-family: var(--f-mono);
  font-size: var(--t-label);
  letter-spacing: .14em;
  color: var(--c-cyan);
}

.page-products .prod-block__idx::after {
  content: "";
  flex: 1 1 auto;
  height: 1px;
  background: linear-gradient(90deg, var(--c-grid), transparent);
}

.page-products .prod-block__title {
  margin: 0 0 14px;
  font-size: var(--t-2);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.page-products .prod-block__lead {
  margin: 0 0 30px;
  max-width: 64ch;
  font-size: var(--t-body);
  line-height: 1.85;
  color: var(--c-dim);
}

.page-products .prod-subtitle {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 34px 0 14px;
  font-size: var(--t-3);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-products .prod-subtitle::before {
  content: "";
  width: 8px;
  height: 8px;
  border: 1.5px solid var(--c-cyan);
  border-radius: var(--r-b);
}

.page-products .prod-body {
  margin: 0;
  font-size: var(--t-body);
  line-height: 1.85;
  color: var(--c-dim);
  max-width: 64ch;
}

.page-products .prod-body a,
.page-products .prod-note a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 224, 255, .35);
}

.page-products .prod-body a:hover,
.page-products .prod-note a:hover {
  border-bottom-color: var(--c-cyan);
}

.page-products .prod-note {
  margin: 18px 0 0;
  padding: 14px 16px;
  max-width: 68ch;
  font-size: var(--t-sm);
  line-height: 1.8;
  color: var(--c-dim);
  background: rgba(16, 36, 61, .55);
  border-left: 2px solid var(--c-warm);
  border-radius: var(--r-b) var(--r-a) var(--r-a) var(--r-b);
}

/* 安装步骤 */
.page-products .prod-steps {
  list-style: none;
  counter-reset: pstep;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .prod-steps li {
  counter-increment: pstep;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  font-size: var(--t-body);
  line-height: 1.75;
  color: var(--c-dim);
}

.page-products .prod-steps li::before {
  content: counter(pstep, decimal-leading-zero);
  font-family: var(--f-mono);
  font-size: 12px;
  line-height: 1;
  text-align: center;
  padding: 6px 0;
  color: var(--c-cyan);
  border: 1px solid var(--c-grid);
  border-radius: var(--r-b);
}

/* 图片容器 */
.page-products .media-frame {
  margin: 26px 0 0;
}

.page-products .media-frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--r-a) var(--r-b) var(--r-a) var(--r-a);
  border: 1px solid var(--c-grid);
}

.page-products .media-frame__caption {
  margin-top: 10px;
  font-size: var(--t-sm);
  line-height: 1.7;
  color: var(--c-dim);
}

/* 表格 */
.page-products .prod-table-scroll {
  margin-top: 10px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--c-grid);
  border-radius: var(--r-a) var(--r-b) var(--r-a) var(--r-a);
  background: rgba(16, 36, 61, .45);
}

.page-products .prod-price {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
}

.page-products .prod-price__cap {
  padding: 16px 18px 4px;
  text-align: left;
  font-family: var(--f-mono);
  font-size: var(--t-label);
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--c-dim);
}

.page-products .prod-price th,
.page-products .prod-price td {
  padding: 14px 18px;
  text-align: left;
  border-bottom: 1px solid var(--c-grid);
  font-size: 15px;
  white-space: nowrap;
}

.page-products .prod-price thead th {
  font-family: var(--f-mono);
  font-size: var(--t-label);
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--c-dim);
}

.page-products .prod-price tbody th {
  font-weight: 700;
  color: var(--c-text);
}

.page-products .prod-price tbody tr:last-child th,
.page-products .prod-price tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .prod-price .num,
.page-products .prod-price .price {
  font-family: var(--f-mono);
  font-weight: 600;
}

.page-products .prod-price .price {
  color: var(--c-warm);
}

.page-products .prod-price .quota {
  color: var(--c-cyan);
}

.page-products .prod-price .plain {
  color: var(--c-dim);
  white-space: normal;
}

.page-products .prod-price tbody tr {
  transition: background .16s ease;
}

.page-products .prod-price tbody tr:hover {
  background: rgba(34, 224, 255, .06);
}

.page-products .prod-price tbody tr:hover th:first-child {
  box-shadow: inset 2px 0 0 var(--c-cyan);
}

/* 权益差异 */
.page-products .prod-perks {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
  grid-template-columns: minmax(0, 1fr);
}

.page-products .prod-perks li {
  padding: 18px 20px;
  background: rgba(10, 23, 48, .7);
  border: 1px solid var(--c-grid);
  border-top: 2px solid var(--c-cyan);
  border-radius: var(--r-b) var(--r-a) var(--r-a) var(--r-a);
}

.page-products .prod-perks li:nth-child(2) {
  border-top-color: var(--c-mist);
}

.page-products .prod-perks li:nth-child(3) {
  border-top-color: var(--c-warm);
}

.page-products .prod-perks__t {
  margin: 0 0 8px;
  font-size: var(--t-3);
  font-weight: 700;
}

.page-products .prod-perks__d {
  margin: 0;
  font-size: var(--t-sm);
  line-height: 1.75;
  color: var(--c-dim);
}

/* 额度规则 */
.page-products .prod-rules {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--c-grid);
}

.page-products .prod-rules li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 4px;
  border-bottom: 1px solid var(--c-grid);
}

.page-products .prod-rules__k {
  font-size: var(--t-sm);
  color: var(--c-dim);
}

.page-products .prod-rules__v {
  font-size: var(--t-3);
  font-weight: 700;
  color: var(--c-cyan);
  letter-spacing: -0.01em;
}

/* 状态清单 */
.page-products .prod-status {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .prod-status li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 12px 14px;
  font-size: var(--t-sm);
  line-height: 1.7;
  color: var(--c-dim);
  background: rgba(16, 36, 61, .5);
  border: 1px solid var(--c-grid);
  border-radius: var(--r-b) var(--r-a) var(--r-a) var(--r-b);
}

.page-products .prod-status strong {
  color: var(--c-text);
  font-weight: 700;
  flex: none;
}

.page-products .prod-status .status-dot {
  flex: none;
  transform: translateY(-1px);
}

/* 升级网格 */
.page-products .prod-upgrade-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: 8px;
}

.page-products .prod-up {
  padding: 20px 22px;
  background: linear-gradient(180deg, rgba(16, 36, 61, .8), rgba(10, 23, 48, .68));
  border: 1px solid var(--c-grid);
  border-radius: var(--r-a) var(--r-b) var(--r-a) var(--r-a);
}

.page-products .prod-up__t {
  margin: 0 0 8px;
  font-size: var(--t-3);
  font-weight: 700;
}

.page-products .prod-up__d {
  margin: 0;
  font-size: var(--t-sm);
  line-height: 1.8;
  color: var(--c-dim);
}

/* 行动区 */
.page-products .prod-cta {
  margin-top: var(--prod-block-gap);
  padding: clamp(26px, 5vw, 44px);
  border: 1px solid var(--c-grid);
  border-radius: var(--r-a) var(--r-b) var(--r-a) var(--r-a);
  background:
    radial-gradient(90% 120% at 0% 0%, rgba(30, 107, 255, .22), transparent 60%),
    radial-gradient(80% 120% at 100% 100%, rgba(255, 138, 61, .14), transparent 62%),
    rgba(10, 23, 48, .8);
}

.page-products .prod-cta__t {
  margin: 0 0 12px;
  font-size: var(--t-2);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.page-products .prod-cta__d {
  margin: 0;
  max-width: 60ch;
  font-size: var(--t-body);
  line-height: 1.85;
  color: var(--c-dim);
}

.page-products .prod-cta__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

/* ---------- 媒体查询 ---------- */
@media (min-width: 640px) {
  .page-products .prod-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

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

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

@media (min-width: 1024px) {
  .page-products .prod-layout {
    grid-template-columns: var(--prod-aside-w) minmax(0, 1fr);
    gap: clamp(40px, 4.5vw, 60px);
  }

  .page-products .prod-aside {
    position: sticky;
    top: 96px;
    align-self: start;
  }

  .page-products .prod-block__lead {
    margin-bottom: 34px;
  }
}
</style>