.page-products {
  overflow-x: clip;
  --prod-gap: clamp(20px, 3vw, 32px);
}

.page-products :focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

/* ---------- 首屏下载卡 ---------- */
.page-products .dl-hero {
  padding-top: clamp(18px, 3.6vw, 36px);
}

.page-products .dl-hero__grid {
  display: grid;
  gap: var(--prod-gap);
}

@media (min-width: 940px) {
  .page-products .dl-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: start;
  }
}

.page-products .dl-hero__card {
  position: relative;
  border: 2px solid var(--line-teal);
  border-top: 8px solid var(--gold);
  background: var(--night-card);
  box-shadow: var(--shadow-hard-lg);
  padding: clamp(20px, 3.4vw, 42px);
}

.page-products .dl-hero__kicker {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.28em;
  color: var(--gold);
}

.page-products .dl-hero__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.9rem, 6vw, 3.2rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-products .dl-hero__lede {
  margin: 0;
  max-width: 36em;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.85;
}

.page-products .dl-facts {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

@media (min-width: 620px) {
  .page-products .dl-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-products .dl-fact {
  display: flex;
  flex-direction: column;
  gap: 6px;
  border-top: 2px solid var(--line);
  padding-top: 12px;
}

.page-products .dl-fact__num {
  font-family: var(--font-mono);
  font-size: 1.65rem;
  line-height: 1;
  color: var(--teal);
}

.page-products .dl-fact__label {
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--muted);
}

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

.page-products .dl-hero__foot {
  margin: 20px 0 0;
  font-size: 0.84rem;
  line-height: 1.8;
  color: var(--muted);
}

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

.page-products .dl-hero__visual {
  display: grid;
  gap: 14px;
}

.page-products .flow-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.page-products .flow-strip span {
  border: 2px solid var(--line-teal);
  background: rgba(47, 224, 192, 0.08);
  color: var(--teal);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-align: center;
  padding: 10px 4px;
}

/* ---------- 版本对照 ---------- */
.page-products .cmp-figure {
  margin: 0 0 var(--prod-gap);
}

.page-products .cmp-tabs {
  margin-top: 4px;
}

.page-products .table-scroll {
  overflow-x: auto;
  margin-top: 18px;
  border: 2px solid var(--ink);
  background: var(--paper);
  box-shadow: var(--shadow-hard);
}

.page-products .cmp-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 0.92rem;
}

.page-products .cmp-table caption {
  padding: 14px 16px;
  text-align: left;
  font-weight: 700;
  font-size: 0.95rem;
  background: var(--paper-2);
  color: var(--ink);
}

.page-products .cmp-table th,
.page-products .cmp-table td {
  padding: 12px 16px;
  text-align: left;
  vertical-align: top;
  line-height: 1.75;
  border-bottom: 1px solid var(--paper-2);
}

.page-products .cmp-table thead th {
  background: var(--paper-2);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  font-weight: 600;
}

.page-products .cmp-table tbody th {
  width: 26%;
  font-weight: 600;
}

.page-products .cmp-table .is-diff {
  background: rgba(242, 178, 62, 0.38);
  font-weight: 600;
}

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

/* ---------- 收藏页路径 ---------- */
.page-products .path-grid {
  display: grid;
  gap: var(--prod-gap);
}

@media (min-width: 900px) {
  .page-products .path-grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    align-items: start;
  }
}

.page-products .steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 30px;
}

@media (min-width: 820px) {
  .page-products .steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }
}

.page-products .step {
  position: relative;
  border: 2px solid var(--line);
  background: var(--night-card);
  box-shadow: var(--shadow-hard);
  padding: 20px 18px;
}

.page-products .step__num {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  color: var(--gold);
}

.page-products .step__title {
  margin: 0 0 8px;
  font-size: 1.05rem;
  font-weight: 800;
  line-height: 1.45;
  color: var(--paper);
}

.page-products .step__text {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.85;
  color: var(--muted);
}

@media (max-width: 819px) {
  .page-products .step + .step::before {
    content: "↓";
    position: absolute;
    left: 50%;
    top: -24px;
    transform: translateX(-50%);
    color: var(--teal-deep);
    font-size: 1.05rem;
    line-height: 1;
  }
}

@media (min-width: 820px) {
  .page-products .step + .step::before {
    content: "→";
    position: absolute;
    left: -20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--teal-deep);
    font-size: 1.05rem;
    line-height: 1;
  }
}

/* ---------- 下载异常自查 ---------- */
.page-products .check-grid {
  display: grid;
  gap: var(--prod-gap);
}

@media (min-width: 900px) {
  .page-products .check-grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr);
    align-items: start;
  }
}

.page-products .check-item {
  border: 2px solid var(--line);
  background: var(--night-card);
  box-shadow: var(--shadow-hard);
}

.page-products .check-item + .check-item {
  margin-top: 16px;
}

.page-products .check-item summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--paper);
  list-style: none;
}

.page-products .check-item summary::-webkit-details-marker {
  display: none;
}

.page-products .check-item summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1.15rem;
  line-height: 1;
  color: var(--teal);
}

.page-products .check-item[open] summary::after {
  content: "−";
}

.page-products .check-item__idx {
  flex: none;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-products .check-item__body {
  margin: 0;
  padding: 0 18px 18px 46px;
  border-top: 1px solid var(--line-soft);
  padding-top: 14px;
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--muted);
}

.page-products .troubleshoot__note {
  margin: 20px 0 0;
  font-size: 0.86rem;
  line-height: 1.85;
  color: var(--muted);
}

.page-products .troubleshoot__note a {
  color: var(--teal);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 环境与设备要求 ---------- */
.page-products .req-grid {
  display: grid;
  gap: var(--prod-gap);
}

@media (min-width: 900px) {
  .page-products .req-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.72fr);
    align-items: start;
  }
}

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

.page-products .req-item {
  border-left: 4px solid var(--gold);
  border-bottom: 1px solid var(--line-soft);
  padding: 16px 0 16px 18px;
}

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

.page-products .req-item__key {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--teal);
}

.page-products .req-item__val {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 下一步去向 ---------- */
.page-products .next-grid {
  display: grid;
  gap: var(--prod-gap);
}

@media (min-width: 760px) {
  .page-products .next-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-products .next-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 3vw, 30px);
}

.page-products .next-card .btn {
  align-self: flex-start;
  margin-top: 8px;
}

/* ---------- 收束带 ---------- */
.page-products .closing__inner {
  display: grid;
  gap: 22px;
  border: 2px solid var(--line-teal);
  background: var(--indigo-2);
  box-shadow: var(--shadow-hard-lg);
  padding: clamp(20px, 3.4vw, 38px);
}

@media (min-width: 820px) {
  .page-products .closing__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

.page-products .closing__title {
  margin: 0 0 12px;
  font-size: clamp(1.3rem, 3.4vw, 1.9rem);
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-products .closing__text {
  margin: 0;
  max-width: 42em;
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--muted);
}

.page-products .closing__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-products .copy-status {
  width: 100%;
  min-height: 1.2em;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--teal);
}

@media (prefers-reduced-motion: reduce) {
  .page-products [data-reveal] {
    transition: none;
  }
}