.page-products {
  --sp-border: rgba(122, 143, 160, 0.3);
  --sp-card-bg: linear-gradient(145deg, rgba(245, 247, 250, 0.06) 0%, rgba(245, 247, 250, 0.02) 100%);
  background: var(--deep-navy);
  color: var(--off-white);
}

/* ===== Hero 框景首屏 ===== */
.page-products .sp-hero {
  position: relative;
  overflow: hidden;
  padding: 88px 0 48px;
  background:
    linear-gradient(180deg, rgba(11, 29, 58, 0.25) 0%, var(--deep-navy) 100%),
    repeating-linear-gradient(135deg, rgba(122, 143, 160, 0.06) 0 2px, transparent 2px 12px);
}
.page-products .sp-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 42vw;
  height: 42vw;
  min-height: 280px;
  max-height: 520px;
  background: linear-gradient(135deg, rgba(255, 107, 53, 0.2) 0%, transparent 70%);
  clip-path: polygon(100% 0, 0 100%, 100% 100%);
  pointer-events: none;
}
.page-products .sp-hero-frame {
  position: relative;
  padding: 32px 22px 36px;
  background: rgba(14, 23, 38, 0.62);
  border: 1px solid var(--sp-border);
  border-left: 4px solid var(--electric-orange);
}
.page-products .sp-hero-frame::after {
  content: "SOLUTIONS / 2026";
  position: absolute;
  top: -11px;
  right: 18px;
  background: var(--electric-orange);
  color: var(--deep-navy);
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 7px 10px;
  transform: skewX(-8deg);
  z-index: 1;
}
.page-products .sp-frame-speed {
  position: absolute;
  right: 24px;
  bottom: -1px;
  left: 24px;
  height: 3px;
  background: repeating-linear-gradient(90deg, var(--electric-orange) 0 32px, transparent 32px 48px);
  opacity: 0.6;
}
.page-products .sp-kicker {
  margin: 0 0 12px;
  color: var(--neon-green);
  font-size: 13px;
  letter-spacing: 0.2em;
}
.page-products .sp-hero-title {
  margin: 0 0 20px;
  font-family: var(--font-heading);
  font-size: clamp(2rem, 6vw, 4.25rem);
  line-height: 1.08;
  letter-spacing: 0.01em;
}
.page-products .sp-h1-accent {
  color: var(--electric-orange);
}
.page-products .sp-hero-lead {
  max-width: 58ch;
  margin: 0;
  color: var(--muted-steel);
  font-size: 1rem;
  line-height: 1.8;
}
.page-products .sp-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
  position: relative;
  z-index: 1;
}
.page-products .sp-hero-side {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  display: none;
  flex-direction: column;
  gap: 24px;
  color: var(--muted-steel);
  font-size: 11px;
  letter-spacing: 0.28em;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  opacity: 0.5;
}
.page-products .sp-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 36px 0 0;
  padding: 0;
}
.page-products .sp-stat {
  display: flex;
  flex-direction: column-reverse;
  gap: 4px;
  padding: 14px 16px;
  background: rgba(245, 247, 250, 0.04);
  border: 1px solid var(--sp-border);
  border-radius: var(--radius);
}
.page-products .sp-stat dt {
  color: var(--muted-steel);
  font-size: 0.85rem;
}
.page-products .sp-stat dd {
  margin: 0;
  color: var(--off-white);
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  line-height: 1;
}

/* ===== 功能区通用标题 ===== */
.page-products .sp-head {
  max-width: 740px;
  margin-bottom: 32px;
}
.page-products .sp-head h2 {
  margin: 16px 0 12px;
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.12;
}
.page-products .sp-head p {
  margin: 0;
  color: var(--muted-steel);
  line-height: 1.75;
}

/* ===== 功能矩阵 / 技能树 ===== */
.page-products .sp-dex {
  background: linear-gradient(180deg, var(--deep-navy) 0%, rgba(27, 107, 90, 0.08) 100%);
}
.page-products .sp-dex-inner {
  padding-top: 64px;
  padding-bottom: 64px;
}
.page-products .sp-dex-figure--top {
  margin: 0 0 36px;
}
.page-products .sp-dex-figure img,
.page-products .sp-scenes-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border: 1px solid var(--sp-border);
  border-radius: var(--radius);
  object-fit: cover;
}
.page-products .dex-tree {
  position: relative;
}
.page-products .dex-node {
  position: relative;
  margin-top: 16px;
  background: var(--sp-card-bg);
  border: 1px solid var(--sp-border);
  border-radius: var(--radius);
  transition: border-color var(--transition-fast), transform var(--transition-fast), background var(--transition-fast);
}
.page-products .dex-node:hover {
  border-color: rgba(255, 107, 53, 0.55);
  transform: translateX(4px);
}
.page-products .dex-node--core {
  border-left: 3px solid var(--electric-orange);
}
.page-products .dex-node--api {
  border-left: 3px solid var(--neon-green);
}
.page-products .dex-node--api .dex-index {
  color: var(--neon-green);
}
.page-products .dex-branch {
  margin-left: 6px;
  padding-left: 18px;
  border-left: 2px dashed rgba(122, 143, 160, 0.45);
}
.page-products .dex-branch .dex-node::before {
  content: "";
  position: absolute;
  left: -20px;
  top: 36px;
  width: 16px;
  height: 2px;
  background: var(--electric-orange);
}
.page-products .dex-bridge {
  display: flex;
  align-items: center;
  margin-left: 6px;
  padding: 8px 0 4px 18px;
  border-left: 2px dashed rgba(122, 143, 160, 0.45);
  color: var(--electric-orange);
}
.page-products .dex-bridge svg {
  display: block;
  margin-left: -38px;
}
.page-products .dex-detail summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding: 18px 20px;
  color: var(--off-white);
  cursor: pointer;
  list-style: none;
}
.page-products .dex-detail summary::-webkit-details-marker {
  display: none;
}
.page-products .dex-detail[open] summary {
  border-bottom: 1px solid var(--sp-border);
}
.page-products .dex-index {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  color: var(--electric-orange);
}
.page-products .dex-icon {
  display: flex;
  flex: 0 0 20px;
  color: var(--neon-green);
}
.page-products .dex-name {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  letter-spacing: 0.04em;
}
.page-products .dex-tag {
  margin-left: auto;
  padding: 5px 10px;
  border: 1px solid var(--sp-border);
  border-radius: 999px;
  color: var(--muted-steel);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  white-space: nowrap;
}
.page-products .dex-tag--live {
  color: var(--neon-green);
  border-color: rgba(57, 255, 20, 0.4);
  background: rgba(57, 255, 20, 0.08);
}
.page-products .dex-body {
  padding: 16px 20px 20px;
  color: var(--muted-steel);
  font-size: 0.95rem;
  line-height: 1.75;
}
.page-products .dex-body p {
  margin: 0 0 10px;
}
.page-products .dex-body p:last-child {
  margin: 0;
}
.page-products .dex-node--media {
  display: grid;
  gap: 0;
}
.page-products .dex-node--media .dex-figure {
  margin: 0;
  border-top: 1px solid var(--sp-border);
  border-radius: 0 0 var(--radius) var(--radius);
  overflow: hidden;
}
.page-products .dex-node--media .dex-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

/* ===== 订阅方案 ===== */
.page-products .sp-plans {
  background: var(--charcoal);
}
.page-products .sp-head--plans {
  margin-bottom: 24px;
}
.page-products .plan-tabs {
  margin: 28px 0 0;
}
.page-products .plan-tabs > input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.page-products .plan-switch {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  border-bottom: 1px solid var(--sp-border);
  scrollbar-width: none;
}
.page-products .plan-switch::-webkit-scrollbar {
  display: none;
}
.page-products .plan-switch label {
  display: inline-block;
  margin-bottom: -1px;
  padding: 14px 22px;
  border-bottom: 3px solid transparent;
  color: var(--muted-steel);
  font-size: 0.95rem;
  white-space: nowrap;
  cursor: pointer;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}
.page-products #plan-free:checked ~ .plan-switch label[for="plan-free"],
.page-products #plan-pro:checked ~ .plan-switch label[for="plan-pro"],
.page-products #plan-team:checked ~ .plan-switch label[for="plan-team"] {
  color: var(--off-white);
  border-bottom-color: var(--electric-orange);
  font-weight: 600;
}
.page-products #plan-free:focus-visible ~ .plan-switch label[for="plan-free"],
.page-products #plan-pro:focus-visible ~ .plan-switch label[for="plan-pro"],
.page-products #plan-team:focus-visible ~ .plan-switch label[for="plan-team"] {
  outline: 3px solid rgba(57, 255, 20, 0.5);
  outline-offset: 2px;
}
.page-products .plan-panel {
  display: none;
  padding: 24px;
  background: var(--sp-card-bg);
  border: 1px solid var(--sp-border);
  border-top: 0;
}
.page-products #plan-free:checked ~ .plan-panel--free,
.page-products #plan-pro:checked ~ .plan-panel--pro,
.page-products #plan-team:checked ~ .plan-panel--team {
  display: block;
}
.page-products .plan-panel-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 16px;
}
.page-products .plan-name {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  letter-spacing: 0.04em;
}
.page-products .plan-price {
  color: var(--neon-green);
  font-size: 1.05rem;
}
.page-products .plan-price strong {
  margin-right: 4px;
  color: var(--off-white);
  font-family: var(--font-heading);
  font-size: 2.4rem;
  line-height: 1;
}
.page-products .plan-panel-head p {
  flex-basis: 100%;
  margin: 0;
  color: var(--muted-steel);
  line-height: 1.7;
}
.page-products .plan-features {
  display: grid;
  gap: 10px;
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}
.page-products .plan-features li {
  position: relative;
  padding-left: 22px;
  color: var(--off-white);
  font-size: 0.95rem;
  line-height: 1.6;
}
.page-products .plan-features li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.58em;
  width: 12px;
  height: 2px;
  background: var(--electric-orange);
  transform: skewX(-20deg);
}
.page-products .plan-table-wrap {
  margin-top: 40px;
  overflow-x: auto;
  background: var(--deep-navy);
  border: 1px solid var(--sp-border);
  border-radius: var(--radius);
}
.page-products .plan-table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.page-products .plan-table th,
.page-products .plan-table td {
  padding: 14px 16px;
  border-bottom: 1px solid rgba(122, 143, 160, 0.16);
  text-align: left;
}
.page-products .plan-table thead th {
  background: rgba(255, 107, 53, 0.08);
  color: var(--off-white);
  font-weight: 600;
  letter-spacing: 0.04em;
}
.page-products .plan-table thead th:nth-child(3),
.page-products .plan-table tbody td:nth-child(3) {
  background: rgba(255, 107, 53, 0.05);
}
.page-products .plan-table thead th:nth-child(4),
.page-products .plan-table tbody td:nth-child(4) {
  background: rgba(57, 255, 20, 0.04);
}
.page-products .plan-table tbody th {
  color: var(--off-white);
  font-weight: 600;
}
.page-products .plan-table tbody tr:hover {
  background: rgba(245, 247, 250, 0.03);
}
.page-products .plan-table tbody tr:last-child th,
.page-products .plan-table tbody tr:last-child td {
  border-bottom: 0;
}
.page-products .plan-cell {
  color: var(--muted-steel);
}
.page-products .plan-cell.yes {
  color: var(--neon-green);
}
.page-products .plan-cell.no {
  color: rgba(122, 143, 160, 0.55);
}

/* ===== 使用场景 ===== */
.page-products .sp-scenes {
  background: var(--deep-navy);
}
.page-products .sp-scenes-figure {
  margin: 0 0 36px;
}
.page-products .scene-grid {
  display: grid;
  gap: 20px;
}
.page-products .scene-card {
  position: relative;
  padding: 28px 24px 24px;
  overflow: hidden;
  background: var(--sp-card-bg);
  border: 1px solid var(--sp-border);
  border-radius: var(--radius);
}
.page-products .scene-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 64px;
  height: 3px;
  background: var(--electric-orange);
  transform: skewX(-20deg);
  transform-origin: left;
}
.page-products .scene-card:nth-child(2)::before {
  background: var(--neon-green);
}
.page-products .scene-card:nth-child(3)::before {
  background: var(--highlight-yellow);
}
.page-products .scene-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  margin-bottom: 16px;
  border: 1px solid var(--sp-border);
  border-radius: 999px;
  background: rgba(255, 107, 53, 0.08);
  color: var(--electric-orange);
}
.page-products .scene-card:nth-child(2) .scene-icon {
  background: rgba(57, 255, 20, 0.06);
  color: var(--neon-green);
}
.page-products .scene-card:nth-child(3) .scene-icon {
  background: rgba(255, 215, 0, 0.08);
  color: var(--highlight-yellow);
}
.page-products .scene-card h3 {
  margin: 0 0 12px;
  font-family: var(--font-heading);
  font-size: 1.2rem;
  letter-spacing: 0.04em;
}
.page-products .scene-card p {
  margin: 0 0 16px;
  color: var(--muted-steel);
  font-size: 0.95rem;
  line-height: 1.75;
}
.page-products .scene-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--off-white);
  font-size: 0.9rem;
  text-decoration-thickness: 2px;
  text-decoration-color: var(--electric-orange);
  text-underline-offset: 5px;
}
.page-products .scene-more:hover {
  color: var(--electric-orange);
}

/* ===== 底部 CTA ===== */
.page-products .sp-cta {
  background: var(--soft-black);
}
.page-products .sp-cta-card {
  position: relative;
  padding: 48px 24px 44px;
  overflow: hidden;
  background: linear-gradient(135deg, var(--jewel-burgundy) 0%, rgba(27, 107, 90, 0.55) 55%, var(--deep-navy) 100%);
  border: 1px solid var(--sp-border);
  border-radius: calc(var(--radius) * 2);
}
.page-products .sp-cta-card::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 220px;
  height: 220px;
  background: var(--electric-orange);
  opacity: 0.14;
  clip-path: polygon(100% 0, 100% 100%, 0 0);
}
.page-products .sp-cta-kicker {
  margin: 0 0 8px;
  color: var(--neon-green);
  font-size: 0.85rem;
  letter-spacing: 0.2em;
}
.page-products .sp-cta-card h2 {
  margin: 0 0 16px;
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  line-height: 1.15;
}
.page-products .sp-cta-text {
  max-width: 60ch;
  margin: 0 0 20px;
  color: var(--muted-steel);
  line-height: 1.8;
}
.page-products .sp-cta-contact {
  margin: 0 0 28px;
  padding: 16px 0;
  border-top: 1px solid rgba(122, 143, 160, 0.3);
  border-bottom: 1px solid rgba(122, 143, 160, 0.3);
  color: rgba(245, 247, 250, 0.75);
  font-size: 0.9rem;
  line-height: 1.9;
}
.page-products .sp-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  position: relative;
  z-index: 1;
}

/* ===== 桌面端增强 ===== */
@media (min-width: 768px) {
  .page-products .sp-hero {
    padding-top: 112px;
    padding-bottom: 56px;
  }
  .page-products .sp-hero-frame {
    padding: 40px 32px 44px;
  }
  .page-products .sp-stats {
    grid-template-columns: repeat(6, 1fr);
    gap: 14px;
  }
  .page-products .sp-stat {
    padding: 18px 12px;
  }
  .page-products .sp-stat dd {
    font-size: 1.9rem;
  }
  .page-products .dex-branch {
    margin-left: 24px;
    padding-left: 36px;
  }
  .page-products .dex-branch .dex-node::before {
    left: -38px;
    width: 30px;
  }
  .page-products .dex-bridge {
    margin-left: 24px;
    padding-left: 36px;
  }
  .page-products .dex-bridge svg {
    margin-left: -58px;
  }
  .page-products .plan-panel {
    padding: 32px;
  }
}

@media (min-width: 900px) {
  .page-products .sp-hero-side {
    display: flex;
  }
  .page-products .sp-hero-frame {
    padding-right: 64px;
  }
  .page-products .dex-node--media {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    align-items: stretch;
  }
  .page-products .dex-node--media .dex-detail {
    border-right: 1px solid var(--sp-border);
  }
  .page-products .dex-node--media .dex-figure {
    border-top: 0;
    border-left: 1px solid var(--sp-border);
    border-radius: 0 var(--radius) var(--radius) 0;
  }
  .page-products .dex-node--media .dex-figure img {
    height: 100%;
    min-height: 280px;
  }
  .page-products .scene-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-products .sp-cta-card {
    padding: 56px 40px 52px;
  }
}