/* ============================================
   服务项目页专属样式 — page-products
   ============================================ */
.page-products {
  background: var(--color-bg);
}

/* ---------- Hero ---------- */
.page-products .p-hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-primary-deep) 0%, var(--color-purple) 60%, var(--color-dark) 100%);
  color: #ffffff;
  padding: 2rem 0 3rem;
}

.page-products .p-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 44px 44px;
  -webkit-mask-image: radial-gradient(ellipse at 75% 20%, #000 30%, transparent 75%);
  mask-image: radial-gradient(ellipse at 75% 20%, #000 30%, transparent 75%);
  pointer-events: none;
}

.page-products .p-hero-shell {
  position: relative;
  z-index: 1;
}

.page-products .p-breadcrumb {
  margin-bottom: 2rem;
}

.page-products .p-breadcrumb a {
  color: rgba(255, 255, 255, 0.72);
  text-decoration: none;
}

.page-products .p-breadcrumb a:hover {
  color: #ffffff;
  text-decoration: underline;
}

.page-products .p-breadcrumb .breadcrumb-item[aria-current="page"] {
  color: #ffffff;
}

.page-products .p-hero-grid {
  display: grid;
  gap: 2rem;
}

.page-products .p-hero-title .eyebrow {
  color: #fdba74;
  margin-bottom: 0.5rem;
}

.page-products .p-hero-title h1 {
  font-family: var(--font-head);
  font-size: clamp(2.1rem, 6vw, 3.6rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0;
  color: #ffffff;
  text-shadow: 0 4px 30px rgba(2, 6, 23, 0.35);
}

.page-products .p-hero-lead .page-lead {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.05rem;
  line-height: 1.7;
  margin: 0 0 1.5rem;
  max-width: 34em;
}

.page-products .p-hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.22);
  padding-top: 1.25rem;
}

.page-products .p-stat {
  display: flex;
  flex-direction: column;
}

.page-products .p-stat-num {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: #fdba74;
}

.page-products .p-stat-label {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.7;
  color: #ffffff;
}

/* ---------- Section Head ---------- */
.page-products .p-section-head {
  display: grid;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.page-products .p-section-head .eyebrow {
  color: var(--color-primary);
  font-weight: 700;
  letter-spacing: 0.08em;
}

.page-products .p-section-head h2 {
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 3.5vw, 2.2rem);
  line-height: 1.15;
  margin: 0.3rem 0 0;
  color: var(--color-text);
}

.page-products .p-section-desc {
  margin: 0;
  max-width: 42em;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-text-soft);
}

/* ---------- 版本标签页 ---------- */
.page-products .version-tabs {
  position: relative;
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  box-shadow: var(--shadow-soft);
}

.page-products .vt-input {
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
  opacity: 0;
  margin: 0;
  pointer-events: none;
}

.page-products .vt-labels {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-bottom: 2px solid var(--color-line);
}

.page-products .vt-label {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.9rem 1rem;
  background: var(--color-bg-alt);
  border-right: 2px solid var(--color-line);
  cursor: pointer;
  transition: background 0.2s ease;
}

.page-products .vt-label:last-child {
  border-right: none;
}

.page-products .vt-label:hover {
  background: var(--color-bg);
}

.page-products .vt-index {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-muted);
  letter-spacing: 0.1em;
}

.page-products .vt-name {
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text);
}

.page-products .vt-meta {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-muted);
}

.page-products #vt-mobile:checked ~ .vt-labels label[for="vt-mobile"],
.page-products #vt-desktop:checked ~ .vt-labels label[for="vt-desktop"],
.page-products #vt-sub:checked ~ .vt-labels label[for="vt-sub"] {
  background: var(--color-surface);
  box-shadow: inset 0 4px 0 var(--color-accent);
}

.page-products #vt-mobile:checked ~ .vt-labels label[for="vt-mobile"] .vt-index,
.page-products #vt-desktop:checked ~ .vt-labels label[for="vt-desktop"] .vt-index,
.page-products #vt-sub:checked ~ .vt-labels label[for="vt-sub"] .vt-index {
  color: var(--color-accent);
}

.page-products .vt-input:focus-visible ~ .vt-labels label[for="vt-mobile"],
.page-products .vt-input:focus-visible ~ .vt-labels label[for="vt-desktop"],
.page-products .vt-input:focus-visible ~ .vt-labels label[for="vt-sub"] {
  outline: 3px solid var(--color-primary);
  outline-offset: -3px;
}

.page-products .vt-panel {
  display: none;
}

.page-products #vt-mobile:checked ~ .vt-panels .vt-panel:nth-of-type(1),
.page-products #vt-desktop:checked ~ .vt-panels .vt-panel:nth-of-type(2),
.page-products #vt-sub:checked ~ .vt-panels .vt-panel:nth-of-type(3) {
  display: block;
}

/* 面板内部 */
.page-products .vt-inner {
  display: grid;
  gap: 1.75rem;
  padding: 1.5rem;
}

.page-products .vt-media {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 220px;
  padding: 1.25rem;
  border: 2px solid var(--color-line);
  background: linear-gradient(160deg, rgba(37, 99, 235, 0.12), var(--color-bg-alt) 55%);
}

.page-products #vt-panel-desktop .vt-media {
  background: linear-gradient(200deg, rgba(124, 58, 237, 0.15), var(--color-bg-alt) 55%);
}

.page-products .vt-img {
  display: block;
  max-width: 100%;
  height: auto;
  box-shadow: var(--shadow-soft);
}

.page-products .vt-copy {
  align-self: center;
}

.page-products .vt-copy h3 {
  font-family: var(--font-head);
  font-size: 1.3rem;
  line-height: 1.25;
  margin: 0.6rem 0 0.7rem;
  color: var(--color-text);
}

.page-products .vt-p {
  margin: 0;
  line-height: 1.75;
  color: var(--color-text-soft);
}

.page-products .p-feature-list {
  list-style: none;
  margin: 1.2rem 0 0;
  padding: 0;
  border-top: 1px solid var(--color-line);
}

.page-products .p-feature-list li {
  display: flex;
  gap: 0.9rem;
  align-items: baseline;
  padding: 0.72rem 0;
  border-bottom: 1px solid var(--color-line);
  font-size: 0.92rem;
  color: var(--color-text);
}

.page-products .p-feature-list li span {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--color-accent);
}

.page-products .vt-foot {
  margin-top: 1.25rem;
  padding-left: 1rem;
  border-left: 4px solid var(--color-accent);
  font-size: 0.85rem;
  color: var(--color-muted);
}

.page-products .vt-foot .data-text {
  margin-right: 0.4rem;
  font-weight: 700;
  color: var(--color-primary);
}

/* 订阅标签页的双版对照演示 */
.page-products .vt-inner--sync {
  gap: 1.5rem;
}

.page-products .vt-sync {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0.9rem;
  align-items: center;
  padding: 1.25rem;
  border: 2px solid var(--color-line);
  background: linear-gradient(200deg, rgba(124, 58, 237, 0.12), var(--color-bg-alt) 55%);
}

.page-products .vs-col {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  padding: 1rem;
}

.page-products .vs-tag {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
  border-bottom: 1px solid var(--color-line);
  padding-bottom: 0.5rem;
  margin-bottom: 0.6rem;
}

.page-products .vs-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--color-text);
}

.page-products .vs-cable {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--color-primary);
}

.page-products .vs-cable em {
  font-style: normal;
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ---------- 厂商时间线 ---------- */
.page-products .p-vendors {
  background:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    radial-gradient(ellipse at top right, rgba(124, 58, 237, 0.35), transparent 60%),
    var(--color-dark);
  background-size: 48px 48px, 48px 48px, 100% 100%, cover;
  color: rgba(255, 255, 255, 0.85);
}

.page-products .p-vendors .p-section-head .eyebrow {
  color: #fdba74;
}

.page-products .p-vendors .p-section-head h2 {
  color: #ffffff;
}

.page-products .p-vendors .p-section-desc {
  color: rgba(255, 255, 255, 0.7);
}

.page-products .vendor-scroll {
  overflow-x: auto;
  scroll-snap-type: x proximity;
  padding-bottom: 1rem;
  outline: none;
  scrollbar-width: thin;
  scrollbar-color: var(--color-purple) rgba(255, 255, 255, 0.12);
}

.page-products .vendor-track {
  position: relative;
  display: flex;
  gap: 1.25rem;
  min-width: 760px;
  padding: 1rem 0 0.5rem;
}

.page-products .vendor-track::before {
  content: "";
  position: absolute;
  top: 34px;
  left: 16px;
  right: 16px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-primary) 30%, var(--color-purple) 100%);
  opacity: 0.8;
}

.page-products .v-node {
  position: relative;
  flex: 0 0 220px;
  scroll-snap-align: start;
  padding-top: 3rem;
}

.page-products .v-pin {
  position: absolute;
  top: 12px;
  left: 24px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 5px solid var(--color-dark);
  box-shadow: 0 0 0 2px var(--color-primary);
  z-index: 1;
}

.page-products .v-node--current .v-pin {
  background: var(--color-accent);
  box-shadow: 0 0 0 2px var(--color-accent), 0 0 18px rgba(249, 115, 22, 0.6);
}

.page-products .v-card {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  min-height: 210px;
  padding: 1.25rem;
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  box-shadow: 6px 6px 0 rgba(124, 58, 237, 0.25);
  color: var(--color-text);
}

.page-products .v-node--current .v-card {
  border-color: var(--color-accent);
  box-shadow: 8px 8px 0 rgba(249, 115, 22, 0.3);
}

.page-products .v-num {
  font-size: 2.2rem;
  line-height: 1;
  margin: 0.4rem 0 0;
  color: var(--color-primary);
}

.page-products .v-node--current .v-num {
  color: var(--color-accent);
}

.page-products .v-label {
  font-size: 0.78rem;
  font-family: var(--font-mono);
  color: var(--color-muted);
}

.page-products .v-desc {
  margin: 0.4rem 0 0;
  font-size: 0.86rem;
  line-height: 1.65;
  color: var(--color-text-soft);
}

.page-products .v-cat {
  margin-top: auto;
  padding-top: 0.6rem;
  border-top: 1px solid var(--color-line);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--color-purple);
}

.page-products .vendor-bottom {
  margin-top: 3rem;
  display: grid;
  gap: 1.25rem;
  align-items: start;
  font-size: 0.85rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.72);
}

.page-products .vendor-img {
  display: block;
  width: 100%;
  max-width: 700px;
  height: auto;
  border: 2px solid rgba(255, 255, 255, 0.2);
  grid-column: 1 / -1;
}

.page-products .p-vendors .legend {
  color: rgba(255, 255, 255, 0.8);
}

/* ---------- 订阅服务 ---------- */
.page-products .p-subscription {
  background: var(--color-bg);
}

.page-products .p-sub-editorial {
  align-items: start;
}

.page-products .p-sub-index {
  margin-top: 1.5rem;
  padding: 1.1rem;
  background: var(--color-bg-alt);
  border-left: 4px solid var(--color-purple);
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--color-text-soft);
}

.page-products .p-sub-index .coordinate-index {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-purple);
  margin-bottom: 0.4rem;
}

.page-products .p-sub-index .coordinate-label {
  color: var(--color-text);
}

.page-products .p-sub-block {
  display: grid;
  gap: 1.75rem;
}

.page-products .p-sub-media {
  border: 2px solid var(--color-border);
  box-shadow: var(--shadow-strong);
  overflow: hidden;
}

.page-products .p-sub-img {
  display: block;
  width: 100%;
  max-width: 600px;
  height: auto;
  margin-inline: auto;
}

.page-products .p-sub-body h3 {
  font-family: var(--font-head);
  font-size: 1.35rem;
  margin: 0 0 0.6rem;
  color: var(--color-text);
}

.page-products .p-sub-body p {
  margin: 0 0 1rem;
  max-width: 48em;
  line-height: 1.75;
  color: var(--color-text-soft);
}

.page-products .p-sync-list {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  display: grid;
  gap: 0.65rem;
}

.page-products .p-sync-list li {
  display: flex;
  gap: 0.75rem;
  align-items: baseline;
  font-size: 0.9rem;
  color: var(--color-text);
}

.page-products .sync-check {
  flex: 0 0 12px;
  width: 12px;
  height: 12px;
  background: var(--color-accent);
  box-shadow: 2px 2px 0 rgba(249, 115, 22, 0.3);
  transform: translateY(1px);
}

/* ---------- 下载通道 ---------- */
.page-products .p-download {
  background: var(--color-bg);
}

.page-products .download-layout {
  display: grid;
  gap: 2.5rem;
}

.page-products .download-cards {
  display: grid;
  gap: 1.5rem;
}

.page-products .d-card {
  position: relative;
  display: flex;
  flex-direction: column;
  box-shadow: 8px 8px 0 rgba(249, 115, 22, 0.18);
}

.page-products .d-card-head h3 {
  font-family: var(--font-head);
  font-size: 1.2rem;
  margin: 0.65rem 0 0.3rem;
  color: var(--color-text);
}

.page-products .d-card-head p {
  margin: 0;
  font-size: 0.88rem;
  color: var(--color-muted);
}

.page-products .d-list {
  list-style: none;
  margin: 1.2rem 0;
  padding: 1.1rem 0 0.4rem;
  border-top: 1px solid var(--color-line);
  flex: 1;
}

.page-products .d-list li {
  position: relative;
  padding: 0.45rem 0 0.45rem 1.5rem;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--color-text-soft);
}

.page-products .d-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  font-family: var(--font-mono);
  color: var(--color-accent);
  font-weight: 700;
}

.page-products .d-btn {
  position: relative;
  margin-top: auto;
}

.page-products .d-qr {
  position: absolute;
  bottom: calc(100% + 14px);
  right: 0;
  z-index: 10;
  width: 132px;
  padding: 10px;
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  box-shadow: 6px 6px 0 rgba(2, 6, 23, 0.16);
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
  pointer-events: none;
}

.page-products .d-btn:hover .d-qr,
.page-products .d-btn:focus .d-qr {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.page-products .d-qr::before {
  content: "";
  display: block;
  height: 104px;
  border: 2px solid var(--color-border);
  background-color: var(--color-surface);
  background-image:
    linear-gradient(90deg, var(--color-dark) 25%, transparent 25%),
    linear-gradient(0deg, var(--color-dark) 25%, transparent 25%),
    radial-gradient(circle at 25% 25%, var(--color-purple) 4px, transparent 4px),
    radial-gradient(circle at 75% 70%, var(--color-primary) 4px, transparent 4px),
    radial-gradient(circle at 70% 30%, var(--color-accent) 3px, transparent 3px);
  background-size: 20px 20px, 20px 20px, 40px 40px, 40px 40px, 40px 40px;
  margin-bottom: 8px;
}

.page-products .d-qr::after {
  content: "官方下载指引";
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-align: center;
  color: var(--color-text);
}

.page-products .download-note {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  align-items: flex-start;
}

.page-products .d-img {
  display: block;
  width: 100%;
  max-width: 400px;
  height: auto;
  border: 2px solid var(--color-border);
  box-shadow: var(--shadow-soft);
}

.page-products .d-note-text {
  margin: 0;
  max-width: 30em;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--color-text-soft);
}

.page-products .d-note-text .data-text {
  display: block;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.2rem;
}

/* ---------- 响应式 ---------- */
@media (min-width: 768px) {
  .page-products .p-hero {
    padding: 3rem 0 4rem;
  }

  .page-products .p-hero-grid {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: end;
    gap: 3rem;
  }

  .page-products .p-hero-lead .page-lead {
    margin-bottom: 2rem;
  }

  .page-products .p-section-head {
    grid-template-columns: 1fr 0.85fr;
    align-items: end;
    gap: 2rem;
  }

  .page-products .vt-labels {
    gap: 0;
  }

  .page-products .vt-label {
    padding: 1.1rem 1.25rem;
  }

  .page-products .vt-inner {
    grid-template-columns: minmax(240px, 340px) 1fr;
    gap: 2rem;
    padding: 2rem;
  }

  .page-products .vt-media {
    min-height: 320px;
  }

  .page-products .vt-copy h3 {
    font-size: 1.5rem;
  }

  .page-products .vendor-bottom {
    grid-template-columns: 1fr 240px;
    gap: 1rem;
  }

  .page-products .p-sub-block {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
    gap: 2rem;
  }

  .page-products .download-cards {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .download-layout {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 2rem;
  }
}

@media (min-width: 1024px) {
  .page-products .vt-inner {
    grid-template-columns: 300px 1fr;
    gap: 2.5rem;
    padding: 2.5rem;
  }

  .page-products .vt-inner--sync {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .vendor-track {
    min-width: 920px;
  }

  .page-products .v-node {
    flex-basis: 240px;
  }

  .page-products .d-card {
    padding: 2rem;
  }
}