/* ===== 手机版资料下载页 · page-products ===== */
.page-products {
  --pp-split: rgba(201, 162, 74, 0.5);
  --pp-code-bg: rgba(79, 209, 197, 0.12);
  --pp-code-line: rgba(79, 209, 197, 0.4);
}

/* ---- 首屏 ---- */
.page-products .dl-hero {
  position: relative;
  padding: clamp(26px, 4.4vw, 54px) 0 clamp(20px, 3vw, 34px);
}

.page-products .dl-hero::before {
  content: "";
  position: absolute;
  top: -160px;
  left: -12%;
  right: -12%;
  height: 660px;
  background:
    radial-gradient(620px 340px at 14% 18%, rgba(42, 30, 74, 0.78), transparent 72%),
    radial-gradient(520px 320px at 88% 6%, rgba(14, 58, 58, 0.62), transparent 74%);
  pointer-events: none;
}

.page-products .dl-hero-inner {
  position: relative;
  z-index: 1;
}

.page-products .dl-hero .breadcrumb {
  margin-bottom: 20px;
}

.page-products .dl-hero h1 {
  margin: 10px 0 0;
  font-size: clamp(26px, 4.4vw, 48px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.01em;
}

.page-products .dl-hero .lede {
  margin: 16px 0 0;
  max-width: 730px;
}

.page-products .dl-hero-meta {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.page-products .dl-hero-meta span {
  position: relative;
  padding-left: 14px;
}

.page-products .dl-hero-meta span::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 6px;
  height: 1px;
  background: var(--gold-deep);
  transform: translateY(-50%);
}

.page-products .dl-hero-aside {
  display: none;
}

@media (min-width: 1024px) {
  .page-products .dl-hero-inner {
    padding-left: 62px;
  }
  .page-products .dl-hero-aside {
    display: block;
    position: absolute;
    left: 0;
    top: 6px;
    height: 280px;
  }
  .page-products .dl-hero-aside .v-note {
    color: var(--gold-deep);
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.34em;
  }
}

/* ---- 双线路下载台 ---- */
.page-products .dl-deck-section {
  padding: 0 0 clamp(10px, 2vw, 22px);
}

.page-products .dl-deck {
  position: relative;
  margin-top: clamp(24px, 3.4vw, 40px);
  display: grid;
  gap: 20px;
}

.page-products .dl-line {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 22px 20px 26px;
  border-top: 2px solid rgba(201, 162, 74, 0.55);
}

.page-products .dl-line-top {
  display: grid;
  gap: 7px;
}

.page-products .dl-line-tag {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-products .dl-line-name {
  margin: 0;
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-products .dl-line-note {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--muted);
}

.page-products .dl-figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--glass-deep);
}

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

.page-products .dl-figure--band img {
  height: clamp(150px, 21vw, 250px);
}

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

.page-products .dl-spec > div {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 14px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--line-soft);
  font-size: 14.5px;
}

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

.page-products .dl-spec dt {
  color: var(--muted);
  flex: 0 0 auto;
}

.page-products .dl-spec dd {
  margin: 0;
  text-align: right;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
}

.page-products .dl-hash {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  padding: 11px 13px;
  border-radius: var(--radius);
  background: var(--pp-code-bg);
  border: 1px solid var(--pp-code-line);
}

.page-products .dl-hash--panel {
  margin-top: 18px;
}

.page-products .dl-hash-label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--pearl);
  white-space: nowrap;
}

.page-products .copy-value {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: var(--text);
  word-break: break-all;
}

.page-products .dl-hash .copy-value {
  flex: 1 1 160px;
}

.page-products .copy-btn {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  padding: 5px 13px;
  border-radius: 999px;
  border: 1px solid var(--pp-code-line);
  background: rgba(79, 209, 197, 0.12);
  color: var(--pearl);
  cursor: pointer;
  transition: background var(--dur), color var(--dur), border-color var(--dur);
}

.page-products .copy-btn:hover {
  background: rgba(79, 209, 197, 0.26);
}

.page-products .copy-btn.is-copied {
  background: var(--pearl);
  border-color: var(--pearl);
  color: var(--ink);
}

@media (min-width: 900px) {
  .page-products .dl-deck {
    grid-template-columns: 1fr 1fr;
    gap: 0;
  }
  .page-products .dl-deck::after {
    content: "";
    position: absolute;
    top: 10px;
    bottom: 10px;
    left: 50%;
    width: 1px;
    transform: translateX(-50%);
    background: linear-gradient(180deg, transparent, var(--pp-split) 12%, var(--pp-split) 88%, transparent);
  }
  .page-products .dl-line {
    padding: 26px 34px 30px;
  }
}

/* ---- 通用列表 ---- */
.page-products .dl-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .dl-list li {
  position: relative;
  padding-left: 17px;
  font-size: 15.5px;
  line-height: 1.74;
  color: var(--text);
}

.page-products .dl-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 1px;
  background: var(--gold-deep);
  transform: rotate(45deg);
}

/* ---- 01 下载前确认 ---- */
.page-products .block-head {
  margin-bottom: clamp(24px, 3vw, 38px);
}

.page-products .dl-check-grid {
  align-items: start;
}

.page-products .dl-check-card {
  display: grid;
  gap: 14px;
  padding: 24px 22px 26px;
}

.page-products .dl-check-card h3 {
  margin: 0;
  font-size: 19px;
  font-weight: 700;
}

/* ---- 02 线路对照 ---- */
.page-products .dl-compare {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(20, 48, 74, 0.28);
}

.page-products .dl-compare table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 15px;
}

.page-products .dl-compare-caption {
  text-align: left;
  padding: 16px 20px 6px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-products .dl-compare th,
.page-products .dl-compare td {
  padding: 14px 20px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line-soft);
  line-height: 1.68;
}

.page-products .dl-compare thead th {
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--gold);
  background: rgba(11, 27, 43, 0.55);
  border-bottom: 1px solid var(--line);
}

.page-products .dl-compare tbody th {
  font-weight: 500;
  color: var(--muted);
  white-space: nowrap;
  width: 112px;
}

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

.page-products .dl-offline {
  margin-top: clamp(24px, 3vw, 38px);
  display: grid;
  gap: 20px;
}

.page-products .dl-offline-copy h3 {
  margin: 0 0 12px;
  font-size: 20px;
  font-weight: 700;
}

.page-products .dl-offline-copy p {
  margin: 0 0 12px;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--text);
}

.page-products .dl-offline-copy p:last-child {
  margin-bottom: 0;
}

@media (min-width: 860px) {
  .page-products .dl-offline {
    grid-template-columns: 0.85fr 1.15fr;
    gap: 34px;
    align-items: center;
  }
}

/* ---- 03 批次与校验 ---- */
.page-products .dl-verify-grid {
  display: grid;
  gap: 22px;
}

.page-products .dl-batch h3,
.page-products .dl-verify-panel h3,
.page-products .dl-resume h3,
.page-products .dl-cadence h3 {
  margin: 0 0 14px;
  font-size: 20px;
  font-weight: 700;
}

.page-products .dl-batch-sample {
  margin: 0 0 18px;
  font-family: var(--font-num);
  font-size: clamp(52px, 10vw, 94px);
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.05em;
  color: var(--gold);
}

.page-products .dl-batch-copy {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 18px;
  padding: 12px 14px;
  border-radius: var(--radius);
  background: var(--pp-code-bg);
  border: 1px solid var(--pp-code-line);
}

.page-products .dl-batch-copy-label {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.12em;
  color: var(--pearl);
}

.page-products .dl-inline-link {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

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

.page-products .dl-verify-panel {
  padding: 24px 22px 26px;
  border-radius: var(--radius-lg);
  background: rgba(14, 58, 58, 0.42);
  border: 1px solid rgba(201, 162, 74, 0.24);
}

.page-products .dl-verify-steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .dl-verify-steps li {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--line-soft);
}

.page-products .dl-verify-steps li:first-child {
  padding-top: 4px;
}

.page-products .dl-verify-steps li:last-child {
  padding-bottom: 4px;
  border-bottom: none;
}

.page-products .dl-verify-steps p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--text);
}

.page-products .dl-step-no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold);
  padding-top: 6px;
}

.page-products .dl-resume {
  margin-top: clamp(24px, 3vw, 38px);
  padding: 22px 24px 24px;
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  border-left: 3px solid var(--pearl);
  background: rgba(79, 209, 197, 0.08);
}

@media (min-width: 900px) {
  .page-products .dl-verify-grid {
    grid-template-columns: 0.86fr 1.14fr;
    gap: 34px;
    align-items: start;
  }
}

/* ---- 04 安装与更新 ---- */
.page-products .dl-install-grid {
  display: grid;
  gap: 30px;
}

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

.page-products .dl-step {
  position: relative;
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 16px;
  margin-left: 8px;
  padding: 0 0 26px 22px;
  border-left: 1px dashed rgba(201, 162, 74, 0.3);
}

.page-products .dl-step:last-child {
  padding-bottom: 4px;
  border-left-color: transparent;
}

.page-products .dl-step::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 8px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--gold-deep);
  box-shadow: 0 0 0 4px rgba(201, 162, 74, 0.14);
}

.page-products .dl-step-idx {
  font-family: var(--font-num);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: 0.06em;
  line-height: 1.2;
  color: var(--gold);
}

.page-products .dl-step-body h3 {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
}

.page-products .dl-step-body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.74;
  color: var(--muted);
}

.page-products .dl-install-fail {
  margin-top: clamp(24px, 3vw, 38px);
  padding: 6px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(20, 48, 74, 0.26);
}

.page-products .dl-cadence {
  margin-top: clamp(24px, 3vw, 38px);
  padding-top: 24px;
  border-top: 1px dashed var(--line);
  max-width: 780px;
}

.page-products .dl-cadence p {
  margin: 0 0 12px;
  font-size: 15.5px;
  line-height: 1.76;
  color: var(--text);
}

.page-products .dl-cadence p:last-child {
  margin-bottom: 0;
}

@media (min-width: 900px) {
  .page-products .dl-install-grid {
    grid-template-columns: 1.2fr 0.8fr;
    gap: 42px;
    align-items: start;
  }
}

/* ---- 05 常见问题 ---- */
.page-products .dl-faq-list {
  border-top: 1px solid var(--line-soft);
}

.page-products .dl-faq {
  padding: 4px 0;
  border-bottom: 1px solid var(--line-soft);
}

/* ---- 结尾引导 ---- */
.page-products .dl-help {
  padding: 0 0 clamp(56px, 7vw, 96px);
}

.page-products .dl-help-wrap {
  display: grid;
  gap: 24px;
  padding: clamp(26px, 3.6vw, 42px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background:
    radial-gradient(420px 220px at 88% 8%, rgba(79, 209, 197, 0.16), transparent 70%),
    linear-gradient(120deg, rgba(42, 30, 74, 0.62), rgba(14, 58, 58, 0.5));
}

.page-products .dl-help-title {
  margin: 0 0 10px;
  font-size: clamp(20px, 2.4vw, 27px);
  font-weight: 800;
  line-height: 1.3;
}

.page-products .dl-help-wrap p {
  margin: 0;
  max-width: 640px;
  font-size: 15px;
  line-height: 1.76;
  color: var(--muted);
}

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

@media (min-width: 860px) {
  .page-products .dl-help-wrap {
    grid-template-columns: 1fr auto;
    align-items: center;
  }
}