.page-products {
  --dl-hair: rgba(29, 62, 92, 0.68);
  --dl-hair-soft: rgba(29, 62, 92, 0.42);
  --dl-panel-bg: linear-gradient(180deg, rgba(12, 33, 54, 0.92), rgba(6, 20, 38, 0.92));
  --dl-gap: 26px;
  display: block;
  overflow-x: hidden;
}

/* ============ 首屏 ============ */
.page-products .dl-hero {
  position: relative;
  padding: 22px 0 52px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(120% 92% at 88% 0%, rgba(23, 185, 120, 0.2), transparent 62%),
    radial-gradient(90% 70% at 6% 100%, rgba(56, 217, 240, 0.12), transparent 60%),
    repeating-linear-gradient(90deg, rgba(29, 62, 92, 0.26) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(0deg, rgba(29, 62, 92, 0.26) 0 1px, transparent 1px 64px),
    linear-gradient(180deg, #0A1B2E 0%, #061426 100%);
}

.page-products .dl-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  margin-top: 22px;
}

@media (min-width: 900px) {
  .page-products .dl-hero-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.6fr);
    gap: 44px;
    align-items: end;
  }
}

.page-products .dl-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--step-11);
  letter-spacing: 0.14em;
  color: var(--green);
}

.page-products .dl-eyebrow-dot {
  width: 7px;
  height: 7px;
  background: var(--live);
  display: inline-block;
}

.page-products .dl-title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(36px, 8.4vw, 72px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-products .dl-lede {
  max-width: 64ch;
  margin: 20px 0 0;
  color: var(--muted);
  font-size: var(--step-17);
  line-height: 1.85;
}

.page-products .dl-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

/* 首屏数据焦点卡 */
.page-products .dl-focus {
  position: relative;
  border: 1px solid var(--line);
  background: var(--dl-panel-bg);
  padding: 22px 22px 16px;
}

.page-products .dl-focus::after {
  content: "";
  position: absolute;
  inset: 10px -10px -10px 10px;
  border: 1px solid var(--dl-hair-soft);
  pointer-events: none;
}

.page-products .dl-focus-label {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--step-11);
  letter-spacing: 0.14em;
  color: var(--green);
}

.page-products .dl-focus-value {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: clamp(36px, 8vw, 52px);
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--amber);
}

.page-products .dl-focus-unit {
  font-size: var(--step-15);
  font-weight: 500;
  color: var(--muted);
}

.page-products .dl-focus-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-products .dl-focus-list li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--dl-hair-soft);
  font-size: var(--step-13);
  color: var(--muted);
}

.page-products .dl-focus-list li:last-child {
  border-bottom: none;
}

.page-products .dl-focus-list li span:last-child {
  color: var(--text);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* ============ 通用区块 ============ */
.page-products .dl-section {
  padding: 62px 0;
  border-bottom: 1px solid var(--dl-hair-soft);
}

.page-products .dl-section--alt {
  background: linear-gradient(180deg, rgba(10, 43, 34, 0.42), rgba(6, 20, 38, 0));
  border-top: 1px solid rgba(23, 185, 120, 0.28);
  border-bottom: 1px solid rgba(23, 185, 120, 0.28);
}

.page-products .dl-head {
  max-width: 74ch;
  margin-bottom: 34px;
}

.page-products .section-title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(25px, 4.6vw, 40px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-products .dl-deck {
  margin: 14px 0 0;
  max-width: 68ch;
  font-size: var(--step-15);
  line-height: 1.85;
  color: var(--muted);
}

/* ============ 01 交付形态 ============ */
.page-products .dl-downloads {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
}

@media (min-width: 940px) {
  .page-products .dl-downloads {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 38px;
    align-items: start;
  }
}

.page-products .dl-file-figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--ink-800);
}

.page-products .dl-file-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .media-caption {
  padding: 12px 16px;
  border-top: 1px solid var(--dl-hair);
  font-size: var(--step-13);
  line-height: 1.7;
  color: var(--muted);
}

.page-products .dl-rails {
  display: flex;
  flex-direction: column;
}

.page-products .dl-rail {
  position: relative;
  padding: 22px 0 22px 20px;
  border-top: 1px solid var(--dl-hair);
}

.page-products .dl-rail:last-child {
  border-bottom: 1px solid var(--dl-hair);
}

.page-products .dl-rail::before {
  content: "";
  position: absolute;
  left: 0;
  top: 24px;
  width: 3px;
  height: 22px;
  background: var(--green);
}

.page-products .dl-rail-no {
  position: absolute;
  right: 0;
  top: 20px;
  font-family: var(--font-mono);
  font-size: var(--step-13);
  letter-spacing: 0.12em;
  color: var(--line);
}

.page-products .dl-rail-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-products .dl-rail-title {
  margin: 0 8px 0 0;
  font-family: var(--font-display);
  font-size: var(--step-20);
  font-weight: 700;
  color: var(--text);
}

.page-products .dl-rail-desc {
  margin: 10px 0 0;
  max-width: 60ch;
  font-size: var(--step-13);
  line-height: 1.75;
  color: var(--muted);
}

.page-products .dl-rail-fields {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

@media (min-width: 620px) {
  .page-products .dl-rail-fields {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 24px;
  }
}

.page-products .dl-rail-fields li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 6px 0;
  border-bottom: 1px dotted var(--dl-hair);
  font-size: var(--step-13);
  color: var(--muted);
}

.page-products .dl-rail-fields li span:first-child {
  font-family: var(--font-mono);
  color: var(--cyan);
}

/* 格式示例 */
.page-products .dl-format-block {
  margin-top: 40px;
  border-top: 1px solid var(--dl-hair);
  padding-top: 26px;
}

.page-products .dl-switch {
  margin-bottom: 16px;
}

.page-products .dl-code {
  margin: 0;
  padding: 16px 18px;
  background: var(--ink-950);
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: var(--step-13);
  line-height: 1.75;
  white-space: pre;
  overflow-x: auto;
}

/* ============ 02 订阅粒度 ============ */
.page-products .dl-scale-stage {
  border: 1px solid var(--line);
  background: rgba(12, 33, 54, 0.55);
}

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

.page-products .dl-spec-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 5px;
  padding: 15px 18px;
  border-bottom: 1px solid var(--dl-hair);
}

.page-products .dl-spec-row:last-child {
  border-bottom: none;
}

@media (min-width: 700px) {
  .page-products .dl-spec-row {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}

.page-products .dl-spec-row dt {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--step-11);
  letter-spacing: 0.12em;
  color: var(--green);
}

.page-products .dl-spec-row dd {
  margin: 0;
  font-size: var(--step-15);
  line-height: 1.75;
  color: var(--text);
}

.page-products .dl-band-figure {
  margin: 32px 0 0;
  border: 1px solid var(--line);
  background: var(--ink-800);
  position: relative;
}

.page-products .dl-band-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .dl-band-figure::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 20, 38, 0.1), rgba(6, 20, 38, 0.72));
  pointer-events: none;
}

.page-products .dl-band-figure .media-caption {
  position: relative;
}

/* ============ 03 面板字段 ============ */
.page-products .dl-panels {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

@media (min-width: 980px) {
  .page-products .dl-panels {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 36px;
  }
}

.page-products .dl-panel {
  border: 1px solid var(--line);
  background: var(--dl-panel-bg);
  padding: 22px;
  margin-bottom: 22px;
}

.page-products .dl-panel:last-of-type {
  margin-bottom: 0;
}

.page-products .dl-panel-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--dl-hair);
}

.page-products .dl-panel-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--step-20);
  font-weight: 700;
  color: var(--text);
}

.page-products .dl-panel-ver {
  flex: none;
  font-family: var(--font-mono);
  font-size: var(--step-11);
  letter-spacing: 0.1em;
  color: var(--amber);
  border: 1px solid rgba(255, 176, 32, 0.45);
  padding: 3px 8px;
}

.page-products .dl-panel-note {
  margin: 14px 0 0;
  font-size: var(--step-13);
  line-height: 1.75;
  color: var(--muted);
}

.page-products .dl-kv-list {
  margin-top: 4px;
}

.page-products .dl-kv {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px dashed var(--dl-hair);
}

.page-products .dl-kv:last-child {
  border-bottom: none;
}

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

@media (min-width: 620px) {
  .page-products .dl-kv {
    grid-template-columns: minmax(0, 1fr) auto;
    column-gap: 18px;
    align-items: baseline;
  }

  .page-products .dl-kv-tip {
    grid-column: 1 / -1;
  }
}

.page-products .dl-kv-key {
  font-family: var(--font-mono);
  font-size: var(--step-13);
  color: var(--cyan);
  word-break: break-word;
}

.page-products .dl-kv-val {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: var(--step-17);
  color: var(--amber);
  text-align: left;
}

@media (min-width: 620px) {
  .page-products .dl-kv-val {
    text-align: right;
  }
}

.page-products .dl-kv-tip {
  font-size: var(--step-13);
  line-height: 1.75;
  color: var(--muted);
  transition: color 140ms linear;
}

.page-products .dl-kv:hover .dl-kv-tip,
.page-products .dl-kv:focus-within .dl-kv-tip {
  color: var(--text);
}

.page-products .dl-align {
  margin-top: 24px;
  padding: 18px 20px;
  border: 1px solid rgba(56, 217, 240, 0.36);
  background: rgba(56, 217, 240, 0.06);
}

.page-products .dl-align-key {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--step-11);
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-products .dl-align-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 14px;
}

.page-products .dl-align-cell {
  font-family: var(--font-mono);
  font-size: var(--step-13);
  color: var(--text);
  border: 1px solid var(--line);
  background: rgba(6, 20, 38, 0.72);
  padding: 7px 11px;
}

.page-products .dl-align-sep {
  color: var(--amber);
  font-size: var(--step-17);
  line-height: 1;
}

.page-products .dl-align-note {
  margin: 14px 0 0;
  font-size: var(--step-13);
  line-height: 1.75;
  color: var(--muted);
}

.page-products .dl-panel-aside {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.page-products .dl-aside-figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--ink-800);
}

.page-products .dl-aside-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ============ 04 轮换明细 ============ */
.page-products .dl-rotation-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
}

@media (min-width: 980px) {
  .page-products .dl-rotation-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 38px;
    align-items: start;
  }
}

.page-products .dl-table-wrap {
  border: 1px solid var(--line);
  background: rgba(6, 20, 38, 0.6);
  overflow-x: auto;
}

.page-products .dl-table-caption {
  padding: 12px 14px 0;
  text-align: left;
  font-family: var(--font-sans);
  font-size: var(--step-11);
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-products .dl-table {
  width: 100%;
  min-width: 420px;
  border-collapse: collapse;
  font-size: var(--step-13);
}

.page-products .dl-table th,
.page-products .dl-table td {
  padding: 11px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--dl-hair);
}

.page-products .dl-table thead th {
  font-family: var(--font-sans);
  font-size: var(--step-11);
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--green);
  border-bottom: 1px solid var(--line);
}

.page-products .dl-table tbody th {
  font-family: var(--font-mono);
  font-weight: 400;
  color: var(--cyan);
  white-space: nowrap;
}

.page-products .dl-table tbody td {
  color: var(--text);
  line-height: 1.6;
}

.page-products .dl-table tbody tr:last-child th,
.page-products .dl-table tbody tr:last-child td {
  border-bottom: none;
}

.page-products .dl-filter-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
}

.page-products .dl-filter-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  margin-bottom: 10px;
  padding: 12px 14px;
  border-left: 2px solid rgba(23, 185, 120, 0.55);
  background: rgba(10, 43, 34, 0.34);
}

.page-products .dl-filter-name {
  font-family: var(--font-sans);
  font-size: var(--step-11);
  letter-spacing: 0.12em;
  color: var(--green);
}

.page-products .dl-filter-desc {
  font-size: var(--step-15);
  line-height: 1.75;
  color: var(--text);
}

.page-products .dl-rotation-figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--ink-800);
}

.page-products .dl-rotation-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ============ 05 版本轨迹 ============ */
.page-products .dl-track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.page-products .dl-track-node {
  position: relative;
  padding: 0 0 26px 26px;
  border-left: 1px solid var(--dl-hair);
}

.page-products .dl-track-node:last-child {
  padding-bottom: 0;
}

.page-products .dl-track-node::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 5px;
  width: 9px;
  height: 9px;
  background: var(--green);
}

.page-products .dl-track-ver {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--step-11);
  letter-spacing: 0.14em;
  color: var(--amber);
}

.page-products .dl-track-title {
  margin: 5px 0 0;
  font-family: var(--font-display);
  font-size: var(--step-17);
  font-weight: 700;
  color: var(--text);
}

.page-products .dl-track-desc {
  margin: 8px 0 0;
  max-width: 62ch;
  font-size: var(--step-13);
  line-height: 1.78;
  color: var(--muted);
}

@media (min-width: 1024px) {
  .page-products .dl-track {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    column-gap: 0;
  }

  .page-products .dl-track-node {
    padding: 24px 18px 0 0;
    border-left: none;
    border-top: 2px solid var(--dl-hair);
  }

  .page-products .dl-track-node::before {
    left: 0;
    top: -6px;
  }

  .page-products .dl-track-desc {
    max-width: none;
  }
}

.page-products .dl-inline-link {
  margin: 30px 0 0;
  font-size: var(--step-15);
  line-height: 1.8;
  color: var(--muted);
}

.page-products .dl-inline-link a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .dl-inline-link a:hover {
  color: var(--amber);
}

/* ============ 06 订阅管理 ============ */
.page-products .dl-accordion {
  border-top: 1px solid var(--line);
}

.page-products .dl-accordion .accordion-item {
  border-bottom: 1px solid var(--dl-hair);
  border-left: 3px solid transparent;
  transition: border-color 160ms linear;
}

.page-products .dl-accordion .accordion-item:has(.accordion-trigger[aria-expanded="true"]) {
  border-left-color: var(--amber);
}

.page-products .dl-accordion .accordion-trigger {
  position: relative;
  width: 100%;
  padding: 18px 46px 18px 18px;
  border: none;
  background: none;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: var(--step-17);
  line-height: 1.5;
  color: var(--text);
}

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

.page-products .dl-accordion .accordion-trigger::after {
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: var(--step-20);
  line-height: 1;
  color: var(--cyan);
}

.page-products .dl-accordion .accordion-trigger[aria-expanded="true"]::after {
  content: "−";
  color: var(--amber);
}

.page-products .dl-accordion .accordion-panel {
  padding: 0 18px 20px;
  font-size: var(--step-15);
  line-height: 1.85;
  color: var(--muted);
}

.page-products .dl-accordion .accordion-panel p {
  margin: 0;
  max-width: 74ch;
}

/* ============ 结尾通道 ============ */
.page-products .dl-band {
  border-bottom: none;
  background: linear-gradient(120deg, rgba(23, 185, 120, 0.14), rgba(56, 217, 240, 0.08) 55%, transparent);
  border-top: 1px solid rgba(23, 185, 120, 0.3);
}

.page-products .dl-band-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  align-items: center;
}

@media (min-width: 860px) {
  .page-products .dl-band-inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 40px;
  }
}

.page-products .dl-band-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 3.6vw, 32px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-products .dl-band-text {
  margin: 12px 0 0;
  max-width: 64ch;
  font-size: var(--step-15);
  line-height: 1.85;
  color: var(--muted);
}

.page-products .dl-band-text a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .dl-band-text a:hover {
  color: var(--amber);
}

.page-products .dl-band-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (min-width: 860px) {
  .page-products .dl-band-actions {
    justify-content: flex-end;
  }
}