/* ============================================
   D5 · 服务专区 - 专题高端样式
   仅服务于 D5服务专区/ 子目录下的静态页面
   ============================================ */

/* ===== Variables (D5 扩展) ===== */
:root {
  --d5-hero-h: 520px;
  --d5-hero-h-sm: 380px;
  --d5-accent-2: #0891b2;
  --d5-grid-color: rgba(40, 227, 160, 0.06);
  --d5-grid-color-strong: rgba(40, 227, 160, 0.12);
  --d5-mask: linear-gradient(180deg, rgba(5, 15, 31, 0.25) 0%, rgba(5, 15, 31, 0.55) 60%, rgba(5, 15, 31, 0.85) 100%);
}

/* ============================================
   1. 中心首页 / 分类页 - 巨幅 Hero
   ============================================ */
.d5-hero {
  position: relative;
  min-height: var(--d5-hero-h);
  padding: calc(var(--nav-height) + var(--space-3xl)) 0 var(--space-3xl);
  overflow: hidden;
  background: #050f1f;
  isolation: isolate;
}
.d5-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(ellipse at 18% 20%, rgba(40, 227, 160, 0.22) 0%, transparent 55%),
    radial-gradient(ellipse at 82% 70%, rgba(8, 145, 178, 0.28) 0%, transparent 55%),
    linear-gradient(135deg, #050f1f 0%, #0a1b36 50%, #050f1f 100%);
}
.d5-hero-grid {
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image:
    linear-gradient(var(--d5-grid-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--d5-grid-color) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
  opacity: 0.7;
}
.d5-hero-orbit {
  position: absolute;
  right: -120px;
  top: 50%;
  transform: translateY(-50%);
  width: 640px;
  height: 640px;
  z-index: 1;
  opacity: 0.55;
  pointer-events: none;
}
.d5-hero-orbit::before,
.d5-hero-orbit::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid rgba(40, 227, 160, 0.22);
}
.d5-hero-orbit::after {
  inset: 60px;
  border-color: rgba(40, 227, 160, 0.16);
}
.d5-hero-orbit .core {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 180px;
  height: 180px;
  margin: -90px 0 0 -90px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(40, 227, 160, 0.6) 0%, rgba(40, 227, 160, 0) 70%);
  filter: blur(8px);
}
.d5-hero-inner {
  position: relative;
  z-index: 5;
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
  color: #e6f1ff;
}
.d5-hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 6px 14px;
  font-size: 0.75rem;
  color: #28e3a0;
  background: rgba(40, 227, 160, 0.1);
  border: 1px solid rgba(40, 227, 160, 0.3);
  border-radius: var(--radius-full);
  letter-spacing: 0.08em;
  font-family: var(--font-mono);
  margin-bottom: var(--space-lg);
}
.d5-hero-eyebrow .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #28e3a0;
  box-shadow: 0 0 10px #28e3a0;
  animation: d5Pulse 1.8s ease-in-out infinite;
}
@keyframes d5Pulse {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.4); }
}
.d5-hero-title {
  font-size: clamp(2.25rem, 5vw, 3.6rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: #f6fbff;
  margin-bottom: var(--space-md);
  max-width: 880px;
}
.d5-hero-title .accent { color: #28e3a0; }
.d5-hero-sub {
  font-size: clamp(0.95rem, 1.4vw, 1.125rem);
  line-height: 1.7;
  color: rgba(230, 241, 255, 0.78);
  max-width: 720px;
  margin-bottom: var(--space-xl);
}
.d5-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}
.d5-hero-actions .btn-primary {
  background: #28e3a0;
  color: #050f1f;
  padding: 12px 28px;
  font-weight: 600;
}
.d5-hero-actions .btn-primary:hover { background: #4df5b8; color: #050f1f; }
.d5-hero-actions .btn-outline {
  color: #e6f1ff;
  border: 1px solid rgba(230, 241, 255, 0.3);
  padding: 12px 28px;
  background: rgba(255, 255, 255, 0.04);
}
.d5-hero-actions .btn-outline:hover {
  color: #28e3a0;
  border-color: #28e3a0;
  background: rgba(40, 227, 160, 0.08);
}
.d5-hero-breadcrumb {
  font-size: 0.8125rem;
  color: rgba(230, 241, 255, 0.55);
  margin-bottom: var(--space-md);
}
.d5-hero-breadcrumb a { color: rgba(230, 241, 255, 0.7); }
.d5-hero-breadcrumb a:hover { color: #28e3a0; }
.d5-hero-breadcrumb .sep { margin: 0 var(--space-sm); opacity: 0.6; }
.d5-hero-breadcrumb .current { color: #28e3a0; }

/* ===== Hero Meta Bar (位于 Hero 底部的小指标条) ===== */
.d5-hero-meta {
  position: relative;
  z-index: 5;
  margin-top: var(--space-2xl);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  padding: var(--space-lg) var(--space-xl);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(230, 241, 255, 0.08);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(12px);
}
.d5-hero-meta .meta-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.d5-hero-meta .meta-label {
  font-size: 0.75rem;
  color: rgba(230, 241, 255, 0.55);
  letter-spacing: 0.04em;
}
.d5-hero-meta .meta-value {
  font-size: 0.95rem;
  color: #e6f1ff;
  font-weight: 500;
}
.d5-hero-meta .meta-value strong { color: #28e3a0; font-family: var(--font-mono); font-weight: 600; }
@media (max-width: 768px) {
  .d5-hero-meta { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================
   2. 图片占位组件（高端版）
   ============================================ */
.img-ph {
  position: relative;
  width: 100%;
  background:
    linear-gradient(135deg, rgba(8, 145, 178, 0.06) 0%, rgba(40, 227, 160, 0.04) 100%),
    repeating-linear-gradient(45deg, transparent 0 14px, rgba(40, 227, 160, 0.04) 14px 15px);
  border: 1px dashed rgba(8, 145, 178, 0.35);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  color: var(--text-tertiary);
  overflow: hidden;
}
.img-ph::before {
  content: '';
  position: absolute;
  inset: 12px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(8, 145, 178, 0.18);
  pointer-events: none;
}
.img-ph .ph-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: rgba(40, 227, 160, 0.12);
  color: #0891b2;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 4px;
}
.img-ph .ph-icon svg { width: 26px; height: 26px; }
.img-ph .ph-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}
.img-ph .ph-spec {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}
.img-ph .ph-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  padding: 3px 10px;
  font-size: 0.6875rem;
  background: rgba(8, 145, 178, 0.15);
  color: #0891b2;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(8, 145, 178, 0.25);
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}
.img-ph-wide { height: 420px; }
.img-ph-banner { height: 280px; }
.img-ph-square { aspect-ratio: 1 / 1; }
.img-ph-card { height: 220px; }
.img-ph-half { height: 280px; }
.img-ph-thumb { height: 160px; }

/* 暗背景占位（用于 hero 内嵌） */
.img-ph-dark {
  background:
    linear-gradient(135deg, rgba(40, 227, 160, 0.08) 0%, rgba(8, 145, 178, 0.06) 100%),
    repeating-linear-gradient(45deg, transparent 0 14px, rgba(255, 255, 255, 0.03) 14px 15px);
  border-color: rgba(40, 227, 160, 0.3);
  color: rgba(230, 241, 255, 0.6);
}
.img-ph-dark .ph-icon { background: rgba(40, 227, 160, 0.18); color: #28e3a0; }
.img-ph-dark .ph-title { color: rgba(230, 241, 255, 0.85); }
.img-ph-dark .ph-spec { color: rgba(230, 241, 255, 0.5); }
.img-ph-dark .ph-tag { background: rgba(40, 227, 160, 0.18); color: #28e3a0; border-color: rgba(40, 227, 160, 0.35); }

/* 占位组件中嵌入实际图片：图片自动覆盖整个占位区域；占位提示元素被遮盖 */
.img-ph > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
  z-index: 2;
  display: block;
}
.img-ph:has(> img) { border-style: solid; border-color: rgba(8, 145, 178, 0.18); }
.img-ph:has(> img)::before { display: none; }
.img-ph > .ph-tag { z-index: 3; backdrop-filter: blur(6px); background: rgba(8, 22, 46, 0.55); color: #28e3a0; border-color: rgba(40, 227, 160, 0.45); }
.img-ph:has(> img) .ph-icon,
.img-ph:has(> img) .ph-title,
.img-ph:has(> img) .ph-spec { display: none; }

/* Hero 背景图支持：通过 --hero-img CSS 变量注入图片，叠加暗色遮罩保证可读性 */
.d5-hero[style*="--hero-img"] .d5-hero-bg,
.d5-hero.has-hero-img .d5-hero-bg {
  background:
    linear-gradient(135deg, rgba(5, 15, 31, 0.82) 0%, rgba(10, 27, 54, 0.55) 50%, rgba(5, 15, 31, 0.85) 100%),
    var(--hero-img) center/cover no-repeat,
    linear-gradient(135deg, #050f1f 0%, #0a1b36 50%, #050f1f 100%);
}
.d5-sub-banner[style*="--hero-img"] .bg,
.d5-sub-banner.has-hero-img .bg {
  background:
    linear-gradient(135deg, rgba(5, 15, 31, 0.85) 0%, rgba(10, 27, 54, 0.6) 50%, rgba(5, 15, 31, 0.88) 100%),
    var(--hero-img) center/cover no-repeat,
    linear-gradient(135deg, #050f1f 0%, #0a1b36 50%, #050f1f 100%);
}

@media (max-width: 768px) {
  .img-ph-wide { height: 260px; }
  .img-ph-banner { height: 200px; }
}

/* ============================================
   3. 三大入口卡片（D5首页）
   ============================================ */
.d5-pillar-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}
.d5-pillar {
  position: relative;
  display: block;
  min-height: 320px;
  padding: 28px 28px 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  background: var(--bg-secondary);
  overflow: hidden;
  text-decoration: none;
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}
.d5-pillar-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform 0.8s ease;
}
.d5-pillar-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(6, 14, 28, 0.15) 0%, rgba(6, 14, 28, 0.55) 40%, rgba(6, 14, 28, 0.92) 100%),
    radial-gradient(ellipse at 80% 0%, rgba(40, 227, 160, 0.18) 0%, transparent 60%);
  pointer-events: none;
}
.d5-pillar:hover {
  transform: translateY(-6px);
  border-color: var(--border-accent);
  box-shadow: 0 20px 50px -10px rgba(8, 145, 178, 0.25);
}
.d5-pillar:hover .d5-pillar-bg { transform: scale(1.06); }

.d5-pillar-num {
  position: absolute;
  right: 22px;
  top: 14px;
  font-family: var(--font-mono, monospace);
  font-size: 5rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.04em;
  color: rgba(255, 255, 255, 0.16);
  pointer-events: none;
  user-select: none;
  z-index: 2;
}
.d5-pillar-body {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 264px;
  gap: 14px;
}
.d5-pillar-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(40, 227, 160, 0.18);
  border: 1px solid rgba(40, 227, 160, 0.4);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
}
.d5-pillar-icon svg { width: 24px; height: 24px; }
.d5-pillar-body h3 {
  font-size: 1.75rem;
  font-weight: 700;
  color: #fff;
  margin: 0;
  letter-spacing: 0.01em;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.55);
}
.d5-pillar-body > p {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.92);
  line-height: 1.75;
  margin: 0;
  flex-grow: 1;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.6);
}
.d5-pillar-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 10px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--accent);
  text-shadow: 0 1px 6px rgba(0, 0, 0, 0.5);
  transition: gap var(--transition-fast);
}
.d5-pillar-cta svg { width: 16px; height: 16px; }
.d5-pillar:hover .d5-pillar-cta { gap: 12px; }

@media (max-width: 1024px) {
  .d5-pillar-grid { grid-template-columns: 1fr; }
  .d5-pillar { min-height: 240px; }
}

/* ============================================
   4. 推荐服务网格（首页底部）
   ============================================ */
.d5-recommend {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}
.d5-rec-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  text-decoration: none;
  transition: all var(--transition-base);
}
.d5-rec-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-accent);
  box-shadow: 0 8px 24px rgba(8, 145, 178, 0.1);
}
.d5-rec-card .ph {
  height: 140px;
  margin: 0;
  border-radius: 0;
  border: none;
  border-bottom: 1px dashed rgba(8, 145, 178, 0.25);
}
.d5-rec-card .body { padding: var(--space-md); }
.d5-rec-card .cat {
  font-size: 0.6875rem;
  font-family: var(--font-mono);
  color: var(--accent);
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}
.d5-rec-card h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.d5-rec-card p {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
@media (max-width: 1024px) { .d5-recommend { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .d5-recommend { grid-template-columns: 1fr; } }

/* ============================================
   5. 详情页：左右分栏布局
   ============================================ */
.d5-detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: var(--space-2xl);
  align-items: flex-start;
}
.d5-detail-main { min-width: 0; }
.d5-detail-aside {
  position: sticky;
  top: calc(var(--nav-height) + var(--space-lg));
  align-self: start;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}
@media (max-width: 1024px) {
  .d5-detail-layout { grid-template-columns: 1fr; }
  .d5-detail-aside { position: static; }
}

/* ===== 模块标题（详情页内通用） ===== */
.d5-block { margin-bottom: var(--space-2xl); }
.d5-block-head {
  display: flex;
  align-items: baseline;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}
.d5-block-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.05em;
  padding: 4px 10px;
  background: var(--accent-dim);
  border-radius: var(--radius-sm);
}
.d5-block-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  position: relative;
  padding-bottom: var(--space-sm);
  letter-spacing: -0.01em;
}
.d5-block-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 36px;
  height: 2px;
  background: var(--accent);
  border-radius: 1px;
}
.d5-block-desc {
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--text-secondary);
  max-width: 880px;
}

/* ===== 适用场景卡片 ===== */
.d5-scenario {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}
.d5-scenario-item {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}
.d5-scenario-item:hover {
  border-color: var(--border-accent);
  background: rgba(8, 145, 178, 0.02);
}
.d5-scenario-item .num {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: var(--accent-dim);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
}
.d5-scenario-item h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.d5-scenario-item p {
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  line-height: 1.6;
}
@media (max-width: 768px) { .d5-scenario { grid-template-columns: 1fr; } }

/* ===== 能力矩阵（4 列规格说明） ===== */
.d5-matrix {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.d5-matrix .cell {
  background: var(--bg-secondary);
  padding: var(--space-lg) var(--space-md);
}
.d5-matrix .cell .label {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}
.d5-matrix .cell .value {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  font-family: var(--font-mono);
}
.d5-matrix .cell .value.accent { color: var(--accent); }
.d5-matrix .cell .note {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  margin-top: 4px;
}
@media (max-width: 768px) { .d5-matrix { grid-template-columns: repeat(2, 1fr); } }

/* ===== 输入 / 交付 双栏 ===== */
.d5-io {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}
.d5-io-card {
  padding: var(--space-xl);
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}
.d5-io-card .head {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--border-subtle);
}
.d5-io-card .head .ico {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--accent-dim);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
}
.d5-io-card .head h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}
.d5-io-card ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}
.d5-io-card li {
  display: flex;
  gap: var(--space-sm);
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}
.d5-io-card li::before {
  content: '';
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  margin-top: 8px;
}
@media (max-width: 768px) { .d5-io { grid-template-columns: 1fr; } }

/* ===== 技术路线流程 ===== */
.d5-flow {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  counter-reset: flow;
  position: relative;
}
.d5-flow .step {
  position: relative;
  padding: var(--space-lg);
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  margin-right: var(--space-sm);
}
.d5-flow .step:last-child { margin-right: 0; }
.d5-flow .step::after {
  content: '';
  position: absolute;
  right: -16px;
  top: 50%;
  transform: translateY(-50%);
  width: 12px;
  height: 12px;
  border-top: 2px solid var(--border-medium);
  border-right: 2px solid var(--border-medium);
  rotate: 45deg;
  z-index: 1;
}
.d5-flow .step:last-child::after { display: none; }
.d5-flow .step .num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.08em;
  margin-bottom: var(--space-sm);
}
.d5-flow .step h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}
.d5-flow .step p {
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  line-height: 1.6;
}
@media (max-width: 1024px) {
  .d5-flow { grid-template-columns: repeat(2, 1fr); gap: var(--space-md); }
  .d5-flow .step { margin-right: 0; }
  .d5-flow .step::after { display: none; }
}
@media (max-width: 480px) { .d5-flow { grid-template-columns: 1fr; } }

/* ===== 样例展示网格 ===== */
.d5-samples {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}
.d5-samples .sample h5 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: var(--space-sm) 0 4px;
}
.d5-samples .sample p {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  line-height: 1.5;
}
@media (max-width: 1024px) { .d5-samples { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .d5-samples { grid-template-columns: 1fr; } }

/* ===== 常见问题 ===== */
.d5-faq { display: flex; flex-direction: column; gap: var(--space-sm); }
.d5-faq-item {
  padding: var(--space-md) var(--space-lg);
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
}
.d5-faq-item:hover { border-color: var(--border-accent); }
.d5-faq-item summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  list-style: none;
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-primary);
}
.d5-faq-item summary::-webkit-details-marker { display: none; }
.d5-faq-item summary::after {
  content: '+';
  font-size: 1.25rem;
  color: var(--accent);
  font-weight: 400;
  margin-left: var(--space-md);
  transition: transform var(--transition-fast);
}
.d5-faq-item[open] summary::after { content: '−'; }
.d5-faq-item .a {
  margin-top: var(--space-sm);
  padding-top: var(--space-sm);
  border-top: 1px solid var(--border-subtle);
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ============================================
   6. 详情页侧边栏：申请卡片 / 联系卡片
   ============================================ */
.d5-cta-card {
  padding: var(--space-xl);
  background: linear-gradient(135deg, #0a1b36 0%, #050f1f 100%);
  border: 1px solid rgba(40, 227, 160, 0.25);
  border-radius: var(--radius-lg);
  color: #e6f1ff;
  position: relative;
  overflow: hidden;
}
.d5-cta-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 100% 0%, rgba(40, 227, 160, 0.18) 0%, transparent 60%);
  pointer-events: none;
}
.d5-cta-card .eyebrow {
  font-size: 0.6875rem;
  color: #28e3a0;
  letter-spacing: 0.1em;
  font-family: var(--font-mono);
  margin-bottom: var(--space-sm);
  position: relative;
}
.d5-cta-card h4 {
  font-size: 1.125rem;
  font-weight: 600;
  color: #f6fbff;
  margin-bottom: var(--space-sm);
  position: relative;
}
.d5-cta-card p {
  font-size: 0.8125rem;
  color: rgba(230, 241, 255, 0.7);
  line-height: 1.6;
  margin-bottom: var(--space-lg);
  position: relative;
}
.d5-cta-card .acts {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  position: relative;
}
.d5-cta-card .btn-primary {
  background: #28e3a0;
  color: #050f1f;
  font-weight: 600;
  width: 100%;
}
.d5-cta-card .btn-primary:hover { background: #4df5b8; color: #050f1f; }
.d5-cta-card .btn-outline {
  background: transparent;
  border: 1px solid rgba(230, 241, 255, 0.25);
  color: #e6f1ff;
  width: 100%;
}
.d5-cta-card .btn-outline:hover {
  border-color: #28e3a0;
  color: #28e3a0;
  background: rgba(40, 227, 160, 0.08);
}
.d5-cta-card .note {
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid rgba(230, 241, 255, 0.12);
  font-size: 0.75rem;
  color: rgba(230, 241, 255, 0.55);
  line-height: 1.6;
  position: relative;
}

.d5-side-card {
  padding: var(--space-lg);
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}
.d5-side-card h5 {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--border-subtle);
  letter-spacing: 0.04em;
}
.d5-side-list { list-style: none; display: flex; flex-direction: column; gap: var(--space-sm); }
.d5-side-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  padding: 4px 0;
  transition: all var(--transition-fast);
}
.d5-side-list a:hover { color: var(--accent); padding-left: 4px; }
.d5-side-list a::after {
  content: '→';
  color: var(--text-tertiary);
  transition: all var(--transition-fast);
}
.d5-side-list a:hover::after { color: var(--accent); }

.d5-contact {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  font-size: 0.8125rem;
  color: var(--text-secondary);
}
.d5-contact .row {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}
.d5-contact .row svg { width: 14px; height: 14px; color: var(--accent); flex-shrink: 0; }

/* ============================================
   7. 分类页（精细农林等） - 子服务网格
   ============================================ */
.d5-sub-banner {
  position: relative;
  min-height: var(--d5-hero-h-sm);
  padding: calc(var(--nav-height) + var(--space-2xl)) 0 var(--space-2xl);
  overflow: hidden;
  background: #050f1f;
  display: flex;
  align-items: center;
}
.d5-sub-banner .bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 80% 30%, rgba(40, 227, 160, 0.16) 0%, transparent 55%),
    radial-gradient(ellipse at 15% 80%, rgba(8, 145, 178, 0.22) 0%, transparent 55%),
    linear-gradient(135deg, #050f1f 0%, #0a1b36 100%);
}
.d5-sub-banner .grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--d5-grid-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--d5-grid-color) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
  opacity: 0.5;
}
.d5-sub-banner .inner {
  position: relative;
  z-index: 5;
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
  color: #e6f1ff;
  width: 100%;
}
.d5-sub-banner h1 {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: #f6fbff;
  letter-spacing: -0.02em;
}
.d5-sub-banner p { color: rgba(230, 241, 255, 0.7); max-width: 640px; line-height: 1.7; }

.d5-sub-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}
.d5-sub-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-base);
}
.d5-sub-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-accent);
  box-shadow: 0 16px 40px rgba(8, 145, 178, 0.12);
}
.d5-sub-card .cover { position: relative; }
.d5-sub-card .cover .ph { height: 200px; margin: 0; border: none; border-radius: 0; border-bottom: 1px dashed rgba(8, 145, 178, 0.25); }
.d5-sub-card .body { padding: var(--space-lg); flex-grow: 1; display: flex; flex-direction: column; }
.d5-sub-card .cat {
  font-size: 0.6875rem;
  color: var(--accent);
  font-family: var(--font-mono);
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}
.d5-sub-card h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}
.d5-sub-card p {
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  line-height: 1.6;
  margin-bottom: var(--space-md);
  flex-grow: 1;
}
.d5-sub-card .tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: var(--space-md);
}
.d5-sub-card .tags span {
  font-size: 0.6875rem;
  padding: 2px 10px;
  background: var(--accent-dim);
  color: var(--accent);
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
}
.d5-sub-card .link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent);
  font-size: 0.8125rem;
  font-weight: 500;
  transition: gap var(--transition-fast);
}
.d5-sub-card:hover .link { gap: 12px; }
@media (max-width: 1024px) { .d5-sub-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .d5-sub-grid { grid-template-columns: 1fr; } }

/* ============================================
   8. 详情页底部：申请引导 banner
   ============================================ */
.d5-bottom-cta {
  position: relative;
  margin: var(--space-3xl) 0 0;
  padding: var(--space-2xl);
  background: linear-gradient(135deg, #0a1b36 0%, #050f1f 60%, #0a1b36 100%);
  border-radius: var(--radius-lg);
  color: #e6f1ff;
  overflow: hidden;
}
.d5-bottom-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 100%, rgba(40, 227, 160, 0.2) 0%, transparent 50%),
    radial-gradient(ellipse at 100% 0%, rgba(8, 145, 178, 0.18) 0%, transparent 50%);
}
.d5-bottom-cta .inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xl);
  flex-wrap: wrap;
}
.d5-bottom-cta h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: #f6fbff;
}
.d5-bottom-cta p {
  color: rgba(230, 241, 255, 0.7);
  font-size: 0.95rem;
  line-height: 1.6;
  max-width: 640px;
}
.d5-bottom-cta .acts { display: flex; gap: var(--space-sm); flex-shrink: 0; }
.d5-bottom-cta .btn-primary { background: #28e3a0; color: #050f1f; font-weight: 600; padding: 12px 28px; }
.d5-bottom-cta .btn-primary:hover { background: #4df5b8; color: #050f1f; }
.d5-bottom-cta .btn-outline {
  color: #e6f1ff;
  border: 1px solid rgba(230, 241, 255, 0.3);
  padding: 12px 28px;
  background: rgba(255, 255, 255, 0.04);
}
.d5-bottom-cta .btn-outline:hover { color: #28e3a0; border-color: #28e3a0; background: rgba(40, 227, 160, 0.08); }

/* ============================================
   9. 内嵌锚点导航（详情页快速跳转）
   ============================================ */
.d5-anchor-nav {
  position: sticky;
  top: var(--nav-height);
  z-index: 50;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  margin: 0 0 var(--space-2xl);
}
.d5-anchor-inner {
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-md);
  height: 52px;
  overflow-x: auto;
}
.d5-anchor-inner::-webkit-scrollbar { display: none; }
.d5-anchor-inner a {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
  white-space: nowrap;
  flex-shrink: 0;
}
.d5-anchor-inner a:hover { color: var(--accent); background: var(--accent-dim); }
.d5-anchor-inner a.active { color: var(--accent); background: var(--accent-dim); font-weight: 600; }

/* ============================================
   10. 通用的页面壳：保证顶部留白
   ============================================ */
/* .d5-section {
  padding: var(--space-2xl) 0;
} */
.d5-section-alt {
  background: var(--bg-secondary);
}

/* ============================================
   11. D5 全部分类导航 Catalog
   ============================================ */
.d5-cat-group {
  background: linear-gradient(180deg, rgba(40, 227, 160, 0.04), rgba(40, 227, 160, 0));
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  position: relative;
  overflow: hidden;
}
.d5-cat-group::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0.6;
}
.d5-cat-group-head {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}
.d5-cat-group-head .badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  background: var(--accent-dim);
  color: var(--accent);
  border: 1px solid rgba(40, 227, 160, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  font-weight: 600;
}
.d5-cat-group-head .badge.alt {
  background: rgba(99, 102, 241, 0.1);
  color: #818cf8;
  border-color: rgba(99, 102, 241, 0.3);
}
.d5-cat-group-head h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}
.d5-cat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-md);
}
.d5-cat-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background: var(--bg-primary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  text-decoration: none;
  color: inherit;
  position: relative;
}
.d5-cat-item:hover {
  border-color: var(--accent);
  background: var(--accent-dim);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(40, 227, 160, 0.12);
}
.d5-cat-item .ico {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--accent-dim);
  color: var(--accent);
}
.d5-cat-item .ico svg { width: 22px; height: 22px; }
.d5-cat-item .t {
  flex: 1;
  min-width: 0;
}
.d5-cat-item .t h4 {
  margin: 0 0 2px 0;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
}
.d5-cat-item .t p {
  margin: 0;
  font-size: 0.75rem;
  color: var(--text-secondary);
  line-height: 1.4;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.d5-cat-item .arr {
  font-size: 1.125rem;
  color: var(--text-tertiary);
  transition: all var(--transition-fast);
  flex-shrink: 0;
}
.d5-cat-item:hover .arr {
  color: var(--accent);
  transform: translateX(4px);
}

/* ============================================================
   方案架构图组件 (.d5-arch)
   用于解决方案详情页 #arch 章节展示总体架构分层图
   ============================================================ */
.d5-arch {
  position: relative;
  margin-top: var(--space-lg);
  padding: 20px;
  border-radius: var(--radius-lg);
  background:
    linear-gradient(135deg, rgba(5, 15, 31, 0.92) 0%, rgba(10, 27, 54, 0.88) 60%, rgba(5, 15, 31, 0.95) 100%),
    linear-gradient(135deg, #050f1f 0%, #0a1b36 50%, #050f1f 100%);
  border: 1px solid rgba(40, 227, 160, 0.18);
  box-shadow: 0 12px 40px rgba(5, 15, 31, 0.35), inset 0 1px 0 rgba(40, 227, 160, 0.08);
  color: #e6f1ff;
  overflow: hidden;
}
.d5-arch::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(40, 227, 160, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(40, 227, 160, 0.05) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
  opacity: 0.6;
}
.d5-arch > * { position: relative; z-index: 1; }

/* 顶部/底部用户与基础设施横条 */
.d5-arch-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
  padding: 12px 18px;
  border-radius: var(--radius-md);
  background: linear-gradient(90deg, rgba(40, 227, 160, 0.12) 0%, rgba(8, 145, 178, 0.18) 50%, rgba(40, 227, 160, 0.12) 100%);
  border: 1px dashed rgba(40, 227, 160, 0.35);
  font-size: 0.82rem;
  letter-spacing: 1px;
}
.d5-arch-bar .bar-title {
  color: #28e3a0;
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 2px;
  text-transform: uppercase;
}
.d5-arch-bar .bar-items {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  color: rgba(230, 241, 255, 0.85);
}
.d5-arch-bar .bar-items span { white-space: nowrap; }
.d5-arch-bar .bar-items span + span::before { content: "·"; margin-right: 12px; color: rgba(40, 227, 160, 0.5); }

/* 主体三栏：左规范栏 | 中层叠区 | 右安全栏 */
.d5-arch-frame {
  display: grid;
  grid-template-columns: 56px 1fr 56px;
  gap: 12px;
  margin: 14px 0;
}
.d5-arch-rail {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(40, 227, 160, 0.14) 0%, rgba(8, 145, 178, 0.18) 100%);
  border: 1px solid rgba(40, 227, 160, 0.3);
  position: relative;
}
.d5-arch-rail .rail-text {
  writing-mode: vertical-rl;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 6px;
  color: #28e3a0;
  text-shadow: 0 0 8px rgba(40, 227, 160, 0.3);
}

/* 层堆叠 */
.d5-arch-stack {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.d5-arch-layer {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 12px;
  align-items: stretch;
  padding: 10px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(40, 227, 160, 0.16);
  background: rgba(8, 22, 46, 0.55);
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}
.d5-arch-layer:hover {
  border-color: rgba(40, 227, 160, 0.45);
  transform: translateX(2px);
}

/* 层名标签 */
.d5-arch-layer .layer-label {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, rgba(40, 227, 160, 0.18) 0%, rgba(8, 145, 178, 0.22) 100%);
  border: 1px solid rgba(40, 227, 160, 0.4);
  text-align: center;
  padding: 6px 4px;
}
.d5-arch-layer .layer-label .num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: rgba(230, 241, 255, 0.55);
  letter-spacing: 1px;
}
.d5-arch-layer .layer-label .name {
  font-size: 0.95rem;
  font-weight: 700;
  color: #28e3a0;
  letter-spacing: 2px;
  margin-top: 2px;
  text-shadow: 0 0 6px rgba(40, 227, 160, 0.25);
}
.d5-arch-layer .layer-label .sub {
  font-size: 0.68rem;
  color: rgba(230, 241, 255, 0.45);
  margin-top: 2px;
  letter-spacing: 1px;
}

/* 卡片格子 */
.d5-arch-layer .layer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 6px;
}
.arch-card {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px 6px;
  border-radius: var(--radius-sm);
  background: rgba(40, 227, 160, 0.06);
  border: 1px solid rgba(40, 227, 160, 0.2);
  color: rgba(230, 241, 255, 0.92);
  font-size: 0.78rem;
  text-align: center;
  line-height: 1.3;
  transition: all var(--transition-fast);
  min-height: 38px;
  word-break: break-all;
}
.arch-card:hover {
  background: rgba(40, 227, 160, 0.16);
  border-color: rgba(40, 227, 160, 0.55);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(40, 227, 160, 0.15);
}
.arch-card.strong {
  background: linear-gradient(135deg, rgba(40, 227, 160, 0.22) 0%, rgba(8, 145, 178, 0.28) 100%);
  border-color: rgba(40, 227, 160, 0.55);
  color: #fff;
  font-weight: 600;
}
.arch-card.muted {
  background: rgba(230, 241, 255, 0.04);
  border-color: rgba(230, 241, 255, 0.12);
  color: rgba(230, 241, 255, 0.7);
}

/* 不同层的色调（顶部应用层用品牌色，底部基础设施层用冷青） */
.d5-arch-layer.arch-app   .layer-label { background: linear-gradient(135deg, rgba(40, 227, 160, 0.28) 0%, rgba(40, 227, 160, 0.14) 100%); }
.d5-arch-layer.arch-app   .layer-label .name { color: #4df5b8; }
.d5-arch-layer.arch-svc   .layer-label { background: linear-gradient(135deg, rgba(40, 227, 160, 0.20) 0%, rgba(8, 145, 178, 0.20) 100%); }
.d5-arch-layer.arch-plat  .layer-label { background: linear-gradient(135deg, rgba(8, 145, 178, 0.28) 0%, rgba(8, 145, 178, 0.18) 100%); }
.d5-arch-layer.arch-plat  .layer-label .name { color: #4dd6ec; }
.d5-arch-layer.arch-data  .layer-label { background: linear-gradient(135deg, rgba(8, 145, 178, 0.22) 0%, rgba(8, 109, 178, 0.22) 100%); }
.d5-arch-layer.arch-data  .layer-label .name { color: #4db6ec; }
.d5-arch-layer.arch-infra .layer-label { background: linear-gradient(135deg, rgba(76, 100, 180, 0.22) 0%, rgba(76, 100, 180, 0.12) 100%); }
.d5-arch-layer.arch-infra .layer-label .name { color: #8ea8ff; }

/* 连接箭头 */
.d5-arch-arrow {
  display: flex;
  justify-content: center;
  margin: -2px 0;
  color: rgba(40, 227, 160, 0.35);
  font-size: 0.9rem;
  line-height: 1;
}

/* 响应式 */
@media (max-width: 768px) {
  .d5-arch { padding: 14px; }
  .d5-arch-frame { grid-template-columns: 40px 1fr 40px; gap: 8px; }
  .d5-arch-rail .rail-text { letter-spacing: 4px; font-size: 0.72rem; }
  .d5-arch-layer { grid-template-columns: 80px 1fr; padding: 8px; gap: 8px; }
  .d5-arch-layer .layer-label .name { font-size: 0.82rem; letter-spacing: 1px; }
  .d5-arch-layer .layer-grid { grid-template-columns: repeat(auto-fit, minmax(80px, 1fr)); gap: 4px; }
  .arch-card { font-size: 0.7rem; padding: 6px 4px; min-height: 32px; }
  .d5-arch-bar { gap: 10px; padding: 10px 12px; font-size: 0.74rem; }
}
@media (max-width: 480px) {
  .d5-arch-frame { grid-template-columns: 32px 1fr 32px; }
  .d5-arch-layer .layer-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================================
   智慧时空大数据平台架构图 (.d5-arch-platform)
   按平台层次：应用层 / 服务层 / 数据层 / 云原生服务层 / 设施层
   ============================================================ */
.d5-arch-platform {
  position: relative;
  margin-top: var(--space-lg);
  padding: 18px;
  border-radius: var(--radius-lg);
  background:
    linear-gradient(135deg, rgba(5, 15, 31, 0.92) 0%, rgba(10, 27, 54, 0.88) 60%, rgba(5, 15, 31, 0.95) 100%),
    linear-gradient(135deg, #050f1f 0%, #0a1b36 50%, #050f1f 100%);
  border: 1px solid rgba(40, 227, 160, 0.18);
  box-shadow: 0 12px 40px rgba(5, 15, 31, 0.35), inset 0 1px 0 rgba(40, 227, 160, 0.08);
  color: #e6f1ff;
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow: hidden;
}
.d5-arch-platform::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(40, 227, 160, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(40, 227, 160, 0.05) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
  opacity: 0.6;
}
.d5-arch-platform > * { position: relative; z-index: 1; }

.pf-row {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 10px;
  align-items: stretch;
  padding: 10px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(40, 227, 160, 0.16);
  background: rgba(8, 22, 46, 0.55);
  transition: border-color var(--transition-fast);
}
.pf-row:hover { border-color: rgba(40, 227, 160, 0.45); }
.pf-label {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, rgba(40, 227, 160, 0.20) 0%, rgba(8, 145, 178, 0.22) 100%);
  border: 1px solid rgba(40, 227, 160, 0.4);
  font-size: 0.95rem;
  font-weight: 700;
  color: #28e3a0;
  letter-spacing: 3px;
  text-shadow: 0 0 6px rgba(40, 227, 160, 0.25);
  text-align: center;
  padding: 8px 4px;
  line-height: 1.4;
}
.pf-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}

.pf-card {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px 6px;
  border-radius: var(--radius-sm);
  background: rgba(40, 227, 160, 0.06);
  border: 1px solid rgba(40, 227, 160, 0.2);
  color: rgba(230, 241, 255, 0.92);
  font-size: 0.8rem;
  text-align: center;
  line-height: 1.3;
  min-height: 40px;
  transition: all var(--transition-fast);
}
.pf-card:hover {
  background: rgba(40, 227, 160, 0.16);
  border-color: rgba(40, 227, 160, 0.55);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(40, 227, 160, 0.15);
}

.pf-grid { display: grid; gap: 6px; }
.pf-grid-2 { grid-template-columns: repeat(2, 1fr); }
.pf-grid-3 { grid-template-columns: repeat(3, 1fr); }
.pf-grid-4 { grid-template-columns: repeat(4, 1fr); }
.pf-grid-5 { grid-template-columns: repeat(5, 1fr); }
.pf-grid-7 { grid-template-columns: repeat(7, 1fr); }

.pf-svc-top {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  background: linear-gradient(90deg, rgba(40, 227, 160, 0.12) 0%, rgba(8, 145, 178, 0.18) 50%, rgba(40, 227, 160, 0.12) 100%);
  border: 1px solid rgba(40, 227, 160, 0.35);
  font-size: 0.8rem;
  color: #4df5b8;
  font-weight: 600;
  letter-spacing: 2px;
  text-align: center;
}

.pf-svc-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr 1.4fr 1fr;
  gap: 6px;
  align-items: stretch;
}
.pf-svc-mid {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.pf-engine {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 6px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(40, 227, 160, 0.25);
  background: rgba(8, 22, 46, 0.65);
  flex: 1;
  min-width: 0;
}
.pf-engine-title {
  text-align: center;
  font-size: 0.78rem;
  font-weight: 600;
  color: #4df5b8;
  padding: 4px 4px;
  background: linear-gradient(135deg, rgba(40, 227, 160, 0.18) 0%, rgba(8, 145, 178, 0.22) 100%);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(40, 227, 160, 0.35);
  margin-bottom: 2px;
  letter-spacing: 1px;
  line-height: 1.2;
}
.pf-engine-items {
  display: grid;
  gap: 4px;
  flex: 1;
  align-content: start;
}
.pf-engine.col-2 .pf-engine-items { grid-template-columns: repeat(2, 1fr); }
.pf-engine.col-1 .pf-engine-items { grid-template-columns: 1fr; }
.pf-engine.col-3 .pf-engine-items { grid-template-columns: repeat(3, 1fr); }
.pf-engine.col-4 .pf-engine-items { grid-template-columns: repeat(4, 1fr); }
.pf-mini.full { grid-column: 1 / -1; }
.pf-mini {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px 4px;
  border-radius: var(--radius-sm);
  background: rgba(40, 227, 160, 0.06);
  border: 1px solid rgba(40, 227, 160, 0.18);
  color: rgba(230, 241, 255, 0.9);
  font-size: 0.7rem;
  text-align: center;
  line-height: 1.25;
  min-height: 26px;
  transition: all var(--transition-fast);
}
.pf-mini:hover {
  background: rgba(40, 227, 160, 0.16);
  border-color: rgba(40, 227, 160, 0.5);
  color: #fff;
}

/* 功能模块 - 双区块布局（网页版 / 移动版 等） */
.pf-fn-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.pf-section {
  padding: 8px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(40, 227, 160, 0.25);
  background: rgba(8, 22, 46, 0.5);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.pf-section-title {
  text-align: center;
  font-size: 0.85rem;
  font-weight: 600;
  color: #4dd6ec;
  padding: 6px 4px;
  background: linear-gradient(90deg, rgba(40, 227, 160, 0.12), rgba(8, 145, 178, 0.18));
  border-radius: var(--radius-sm);
  border: 1px solid rgba(40, 227, 160, 0.35);
  letter-spacing: 1px;
}
.pf-section-body {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 6px;
  align-items: stretch;
}
.pf-section-mid {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}
.pf-section-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}

.pf-db-bar {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 10px;
  align-items: center;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  background: rgba(8, 145, 178, 0.18);
  border: 1px solid rgba(40, 227, 160, 0.3);
}
.pf-db-label {
  font-weight: 700;
  color: #4dd6ec;
  font-size: 0.88rem;
  letter-spacing: 2px;
  text-align: center;
}
.pf-db-text {
  font-size: 0.78rem;
  color: rgba(230, 241, 255, 0.88);
}

/* ========== 带左右轨道 / 类目网格 / 服务总线 / 数据共享交换 等扩展组件 ========== */
.pf-with-rails .pf-frame {
  display: grid;
  grid-template-columns: 44px 1fr 130px;
  gap: 8px;
  align-items: stretch;
}
.pf-with-rails .pf-stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
}
.pf-rail-l {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: linear-gradient(180deg, rgba(40, 227, 160, 0.20) 0%, rgba(8, 145, 178, 0.22) 100%);
  border: 1px solid rgba(40, 227, 160, 0.4);
}
.pf-rail-text {
  writing-mode: vertical-rl;
  text-orientation: upright;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 4px;
  color: #28e3a0;
  text-shadow: 0 0 6px rgba(40, 227, 160, 0.25);
}
.pf-rail-r {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}
.pf-rail-title {
  text-align: center;
  font-size: 0.85rem;
  font-weight: 700;
  color: #28e3a0;
  padding: 8px 4px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, rgba(40, 227, 160, 0.20) 0%, rgba(8, 145, 178, 0.22) 100%);
  border: 1px solid rgba(40, 227, 160, 0.4);
  letter-spacing: 2px;
}
.pf-user {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 0.76rem;
  color: rgba(230, 241, 255, 0.92);
  padding: 6px 4px;
  border-radius: var(--radius-sm);
  background: rgba(40, 227, 160, 0.08);
  border: 1px solid rgba(40, 227, 160, 0.25);
  line-height: 1.3;
  transition: all var(--transition-fast);
}
.pf-user:hover {
  background: rgba(40, 227, 160, 0.18);
  border-color: rgba(40, 227, 160, 0.55);
  color: #fff;
}

/* 类目网格（应用层/支撑层等）：可自定义列宽 */
.pf-cat-grid {
  display: grid;
  gap: 6px;
  align-items: stretch;
}
.pf-app-grid { grid-template-columns: 1fr 1.4fr 1.3fr 1fr 1fr 1.3fr; }
.pf-supp-grid { grid-template-columns: 2fr 1.1fr 1fr 1.1fr 4fr; }

/* 服务总线条（中央粗体标题 + 两侧药丸式按钮） */
.pf-bus-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  background: rgba(8, 145, 178, 0.18);
  border: 1px solid rgba(40, 227, 160, 0.3);
}
.pf-bus-pill {
  flex: 1;
  text-align: center;
  font-size: 0.74rem;
  color: rgba(230, 241, 255, 0.88);
  padding: 4px 8px;
  border-radius: var(--radius-full);
  background: rgba(40, 227, 160, 0.08);
  border: 1px solid rgba(40, 227, 160, 0.25);
}
.pf-bus-label {
  flex: 0 0 auto;
  text-align: center;
  font-size: 0.92rem;
  font-weight: 700;
  color: #4dd6ec;
  letter-spacing: 2px;
  padding: 0 8px;
}

/* 数据层：主体 + 右侧"数据共享交换"竖条 */
.pf-data-frame {
  display: grid;
  grid-template-columns: 1fr 50px;
  gap: 6px;
  align-items: stretch;
}
.pf-data-main {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}
.pf-data-side {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: linear-gradient(180deg, rgba(40, 227, 160, 0.18) 0%, rgba(8, 145, 178, 0.22) 100%);
  border: 1px solid rgba(40, 227, 160, 0.4);
  padding: 8px 4px;
}
.pf-data-side .pf-rail-text { letter-spacing: 4px; font-size: 0.82rem; color: #4dd6ec; }

/* 数据层 — 5 个数据库卡片 */
.pf-data-dbs { grid-template-columns: repeat(5, 1fr); }
.pf-db-card {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 6px;
  border-radius: var(--radius-sm);
  background: rgba(40, 227, 160, 0.06);
  border: 1px solid rgba(40, 227, 160, 0.2);
}
.pf-db-card-title {
  text-align: center;
  font-size: 0.78rem;
  font-weight: 600;
  color: #4df5b8;
  padding: 4px;
  background: linear-gradient(135deg, rgba(40, 227, 160, 0.18) 0%, rgba(8, 145, 178, 0.22) 100%);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(40, 227, 160, 0.35);
  letter-spacing: 1px;
}
.pf-db-card-text {
  font-size: 0.7rem;
  color: rgba(230, 241, 255, 0.82);
  line-height: 1.6;
  padding: 4px 2px;
}

/* 流程条：数据接入 → 数据汇聚 → 数据处理 → 数据存储 */
.pf-flow-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  background: linear-gradient(90deg, rgba(40, 227, 160, 0.12), rgba(8, 145, 178, 0.18));
  border: 1px solid rgba(40, 227, 160, 0.3);
}
.pf-flow-item {
  flex: 1;
  text-align: center;
  font-size: 0.82rem;
  font-weight: 600;
  color: #4dd6ec;
  letter-spacing: 1px;
}
.pf-flow-arrow {
  flex: 0 0 auto;
  color: rgba(40, 227, 160, 0.55);
  font-size: 1rem;
  font-weight: bold;
}

@media (max-width: 1024px) {
  .pf-svc-grid { grid-template-columns: 1fr 1fr; }
  .pf-grid-7 { grid-template-columns: repeat(4, 1fr); }
  .pf-grid-5 { grid-template-columns: repeat(3, 1fr); }
  .pf-fn-grid { grid-template-columns: 1fr; }
  .pf-with-rails .pf-frame { grid-template-columns: 36px 1fr 110px; }
  .pf-app-grid { grid-template-columns: repeat(3, 1fr); }
  .pf-supp-grid { grid-template-columns: repeat(2, 1fr); }
  .pf-data-dbs { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
  .d5-arch-platform { padding: 14px; }
  .pf-row { grid-template-columns: 64px 1fr; padding: 8px; gap: 8px; }
  .pf-label { font-size: 0.82rem; letter-spacing: 1px; padding: 6px 2px; }
  .pf-svc-grid { grid-template-columns: 1fr; }
  .pf-grid-7 { grid-template-columns: repeat(3, 1fr); }
  .pf-grid-5 { grid-template-columns: repeat(2, 1fr); }
  .pf-grid-3 { grid-template-columns: repeat(2, 1fr); }
  .pf-section-body { grid-template-columns: 1fr; }
  .pf-section-row { grid-template-columns: 1fr; }
  .pf-engine.col-2 .pf-engine-items { grid-template-columns: repeat(2, 1fr); }
  .pf-engine.col-3 .pf-engine-items { grid-template-columns: repeat(2, 1fr); }
  .pf-engine.col-4 .pf-engine-items { grid-template-columns: repeat(2, 1fr); }
  .pf-with-rails .pf-frame { grid-template-columns: 32px 1fr 96px; gap: 6px; }
  .pf-app-grid { grid-template-columns: repeat(2, 1fr); }
  .pf-supp-grid { grid-template-columns: 1fr; }
  .pf-data-dbs { grid-template-columns: repeat(2, 1fr); }
  .pf-bus-bar { flex-wrap: wrap; gap: 4px; padding: 6px 8px; }
  .pf-flow-row { flex-wrap: wrap; gap: 4px; }
  .pf-flow-arrow { display: none; }
}
@media (max-width: 480px) {
  .pf-grid-7 { grid-template-columns: repeat(2, 1fr); }
  .pf-grid-5 { grid-template-columns: repeat(2, 1fr); }
  .pf-engine.col-2 .pf-engine-items { grid-template-columns: 1fr; }
  .pf-engine.col-3 .pf-engine-items { grid-template-columns: 1fr; }
  .pf-engine.col-4 .pf-engine-items { grid-template-columns: 1fr; }
  .pf-with-rails .pf-frame { grid-template-columns: 28px 1fr 80px; }
  .pf-app-grid { grid-template-columns: 1fr; }
  .pf-data-dbs { grid-template-columns: 1fr; }
}

/* ============================================
   卫星数据订购页 —— 紧凑数据类型表 & 能力/场景网格
   ============================================ */
.so-dt-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: var(--space-lg);
}
.so-dt-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 16px 18px 14px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition-fast), background var(--transition-fast), transform var(--transition-fast);
}
.so-dt-card:hover {
  border-color: var(--accent);
  background: var(--bg-tertiary);
  transform: translateY(-1px);
}
.so-dt-card-head {
  display: flex;
  align-items: center;
  gap: 12px;
}
.so-dt-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--accent-dim);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.so-dt-icon svg { width: 20px; height: 20px; }
.so-dt-title { flex: 1; min-width: 0; }
.so-dt-title h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 2px;
  line-height: 1.3;
}
.so-dt-sub {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  letter-spacing: 0.02em;
}
.so-dt-badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 500;
  line-height: 1.5;
  white-space: nowrap;
  flex-shrink: 0;
  border: 1px solid transparent;
}
.so-dt-badge svg { width: 11px; height: 11px; }
.so-dt-badge.warn {
  color: #ff9f43;
  background: rgba(255, 159, 67, 0.12);
  border-color: rgba(255, 159, 67, 0.35);
}
.so-dt-badge.ok {
  color: var(--accent);
  background: var(--accent-dim);
  border-color: rgba(40, 227, 160, 0.35);
}
.so-dt-badge.info {
  color: #5aa9ff;
  background: rgba(90, 169, 255, 0.12);
  border-color: rgba(90, 169, 255, 0.35);
}
.so-dt-text {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}
.so-dt-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 2px;
}
.so-dt-chip {
  font-size: 0.7rem;
  color: var(--text-tertiary);
  padding: 2px 8px;
  border-radius: 6px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  font-family: var(--font-mono, inherit);
}
.so-dt-chip.res {
  color: var(--accent);
  background: var(--accent-dim);
  border-color: rgba(40, 227, 160, 0.25);
  font-weight: 500;
}

.so-cap-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: var(--space-lg);
}
.so-cap-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px 16px;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
}
.so-cap-letter {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--accent-dim);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}
.so-cap-item h4 { font-size: 0.875rem; margin: 0 0 4px; color: var(--text-primary); }
.so-cap-item p  { font-size: 0.8rem; color: var(--text-tertiary); line-height: 1.5; margin: 0; }

.so-scene-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: var(--space-md);
}
.so-scene-card {
  padding: 14px 16px;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  display: flex;
  gap: 14px;
  align-items: flex-start;
  transition: border-color var(--transition-fast), background var(--transition-fast);
}
.so-scene-card:hover { border-color: var(--accent); background: var(--bg-tertiary); }
.so-scene-num {
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--accent);
  opacity: 0.35;
  line-height: 1;
  flex-shrink: 0;
  font-family: var(--font-mono, monospace);
  padding-top: 2px;
}
.so-scene-card h4 { font-size: 0.875rem; margin: 0 0 5px; color: var(--text-primary); }
.so-scene-card p  { font-size: 0.8rem; color: var(--text-tertiary); line-height: 1.55; margin: 0; }

@media (max-width: 640px) {
  .so-dt-grid { grid-template-columns: 1fr; }
  .so-cap-grid, .so-scene-grid { grid-template-columns: 1fr; }
}

/* ===== 服务价格 / 计费说明模块 ===== */
.d5-pricing {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 0;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.04);
}
.d5-pricing::before {
  content: '';
  position: absolute;
  top: -60px; left: -40px;
  width: 280px; height: 280px;
  background: radial-gradient(circle, var(--accent-dim) 0%, transparent 70%);
  opacity: 0.9;
  pointer-events: none;
}
.d5-pricing::after {
  content: '';
  position: absolute;
  bottom: -80px; right: -60px;
  width: 260px; height: 260px;
  background: radial-gradient(circle, var(--accent-dim) 0%, transparent 70%);
  opacity: 0.5;
  pointer-events: none;
}
.d5-price-main {
  padding: var(--space-xl);
  position: relative;
  z-index: 1;
  border-right: 1px dashed var(--border-subtle);
}
.d5-price-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: var(--accent-dim);
  color: var(--accent);
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-md);
}
.d5-price-amount {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: var(--space-sm);
}
.d5-price-amount .currency {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--accent);
}
.d5-price-amount .num {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-primary);
  font-family: var(--font-mono);
  line-height: 1;
}
.d5-price-amount .unit {
  font-size: 0.95rem;
  color: var(--text-secondary);
}
.d5-price-sub {
  font-size: 0.875rem;
  color: var(--text-tertiary);
  margin-bottom: var(--space-lg);
}
.d5-price-tiers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
}
.d5-price-tier {
  padding: var(--space-md);
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}
.d5-price-tier:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}
.d5-price-tier .t-label {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  margin-bottom: 4px;
}
.d5-price-tier .t-value {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  font-family: var(--font-mono);
}
.d5-price-tier .t-note {
  font-size: 0.7rem;
  color: var(--text-tertiary);
  margin-top: 2px;
}

.d5-price-side {
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 1;
}
.d5-price-side h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--border-subtle);
}
.d5-price-side ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  flex: 1;
}
.d5-price-side li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  padding: 6px 0;
  border-bottom: 1px dashed var(--border-subtle);
}
.d5-price-side li:last-child { border-bottom: none; }
.d5-price-side li .k { color: var(--text-tertiary); }
.d5-price-side li .v {
  color: var(--accent);
  font-family: var(--font-mono);
  font-weight: 600;
}

.d5-price-actions {
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}
.d5-price-actions .btn-buy {
  width: 100%;
  padding: 12px var(--space-lg);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-align: center;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  position: relative;
  box-shadow: 0 4px 14px rgba(40, 227, 160, 0.25);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
.d5-price-actions .btn-buy::before {
  content: '';
  display: inline-block;
  width: 14px;
  height: 14px;
  background: currentColor;
  -webkit-mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><circle cx='9' cy='21' r='1'/><circle cx='20' cy='21' r='1'/><path d='M1 1h4l2.68 13.39a2 2 0 0 0 2 1.61h9.72a2 2 0 0 0 2-1.61L23 6H6'/></svg>") center/contain no-repeat;
          mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><circle cx='9' cy='21' r='1'/><circle cx='20' cy='21' r='1'/><path d='M1 1h4l2.68 13.39a2 2 0 0 0 2 1.61h9.72a2 2 0 0 0 2-1.61L23 6H6'/></svg>") center/contain no-repeat;
}
.d5-price-actions .btn-buy:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 22px rgba(40, 227, 160, 0.38);
}

@media (max-width: 900px) {
  .d5-pricing { grid-template-columns: 1fr; }
  .d5-price-main { border-right: none; border-bottom: 1px dashed var(--border-subtle); }
  .d5-price-tiers { grid-template-columns: 1fr; }
}