:root {
  --motion-fast: 160ms;
  --motion-base: 240ms;
  --motion-slow: 520ms;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-emphasized: cubic-bezier(0.22, 1, 0.36, 1);
  --reveal-distance: 20px;
  --nav-offset: 5rem; /* 与 h-20 顶栏对齐，供 scroll-margin 使用 */
  --focus-ring: 0 0 0 2px rgba(10, 14, 26, 0.9), 0 0 0 4px rgba(0, 229, 255, 0.85);
}

:focus {
  outline: none;
}

:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

#hero,
#features,
#ecosystem,
#hardware,
#openapi,
#about,
#cases,
#ai-capabilities,
#ai-solutions,
#contact,
#software-ui,
#hardware-products,
#scenarios,
#page-cta {
  scroll-margin-top: var(--nav-offset);
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  box-shadow: var(--focus-ring);
}

.btn-cta,
.btn-cta-ghost,
.btn-cta-nav {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 44px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition:
    background var(--motion-fast) var(--ease-out),
    border-color var(--motion-fast) var(--ease-out),
    color var(--motion-fast) var(--ease-out),
    box-shadow var(--motion-fast) var(--ease-out),
    transform var(--motion-fast) var(--ease-out);
}

.btn-cta {
  padding: 0.85rem 1.75rem;
  border-radius: 9999px;
  border: none;
  color: #0a0e1a;
  background: linear-gradient(90deg, #00e5ff, #00b8d4);
  font-weight: 700;
}

.btn-cta:hover {
  box-shadow: 0 0 36px rgba(0, 229, 255, 0.35);
  transform: translateY(-1px);
}

.btn-cta-ghost {
  padding: 0.85rem 1.75rem;
  border-radius: 9999px;
  border: 1px solid rgba(0, 229, 255, 0.35);
  color: #00e5ff;
  background: transparent;
}

.btn-cta-ghost:hover {
  background: rgba(0, 229, 255, 0.1);
  border-color: rgba(0, 229, 255, 0.55);
}

.btn-cta-nav {
  padding: 0.55rem 1.35rem;
  border-radius: 9999px;
  border: 1px solid rgba(0, 229, 255, 0.4);
  color: #00e5ff;
  background: linear-gradient(90deg, rgba(0, 229, 255, 0.18), rgba(0, 229, 255, 0.08));
  font-size: 0.875rem;
  font-weight: 500;
}

.btn-cta-nav:hover {
  background: rgba(0, 229, 255, 0.22);
  box-shadow: 0 0 20px rgba(0, 229, 255, 0.25);
}

/* 手机端：顶部导航里的“立即咨询”若带 .hidden 则真正隐藏（覆盖 .btn-cta-nav 的 display） */
@media (max-width: 1023px) {
  .btn-cta-nav.hidden {
    display: none !important;
  }

  body {
    padding-bottom: 72px;
  }
}

/* 手机端底部固定“立即咨询”栏（display 由 HTML 的 flex lg:hidden 工具类控制，避免覆盖 lg:hidden） */
.mobile-bottom-cta {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 50;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1rem;
  background: rgba(10, 14, 26, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid rgba(0, 229, 255, 0.18);
}

.mobile-bottom-cta .btn-cta-nav {
  width: 100%;
  max-width: 420px;
  min-height: 48px;
}

@media (prefers-reduced-motion: reduce) {
  .btn-cta:hover,
  .btn-cta-ghost:hover,
  .btn-cta-nav:hover {
    transform: none;
  }
}

.nav-dropdown-trigger.is-current {
  color: #00e5ff;
}

/* ???? ? ???????? Tailwind @theme ??? */
* {
  scrollbar-width: none;
  scrollbar-color: rgba(0, 0, 0, 0.2) transparent;
}

.hero-grid {
  background-image:
    linear-gradient(rgba(0, 229, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

.nav-scrolled {
  background: rgba(10, 14, 26, 0.95) !important;
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 229, 255, 0.1);
}

body.is-mobile-nav-open {
  overflow: hidden;
}

#mobileMenu {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  pointer-events: none;
  transition:
    max-height var(--motion-base) var(--ease-out),
    opacity var(--motion-base) var(--ease-out),
    visibility var(--motion-base);
  visibility: hidden;
}

#mobileMenu.is-open {
  max-height: min(80vh, 640px);
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
  overflow-y: auto;
}

/* ???????? ? mega panel */
.nav-dropdown {
  position: static;
  /* 扩大悬停热区，避免移入面板时穿过空隙误关闭 */
  padding-bottom: 0.85rem;
  margin-bottom: -0.85rem;
}

.nav-dropdown-trigger {
  display: inline;
  appearance: none;
  -webkit-appearance: none;
  background: none;
  border: none;
  padding: 0;
  margin: 0;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 400;
  line-height: 1.25rem;
  letter-spacing: normal;
  color: #d1d5db;
  transition: color 0.3s;
}

.nav-dropdown-trigger:hover,
.nav-dropdown-trigger:focus,
.nav-dropdown-trigger:focus-visible,
.nav-dropdown.is-open .nav-dropdown-trigger {
  outline: none;
}

.nav-dropdown-trigger:hover,
.nav-dropdown.is-open .nav-dropdown-trigger {
  color: #00e5ff;
}

.nav-dropdown-trigger .nav-chevron {
  display: none !important;
}

.nav-dropdown-panel {
  position: absolute;
  top: calc(100% - 0.35rem);
  left: 50%;
  /* Align with page content column (max-w-[1280px]) */
  width: min(1280px, calc(100vw - 3rem));
  transform: translateX(-50%) translateY(10px);
  padding: 0;
  border-radius: 1.25rem;
  border: 1px solid rgba(0, 229, 255, 0.14);
  background:
    radial-gradient(ellipse 80% 60% at 10% 0%, rgba(0, 229, 255, 0.08), transparent 55%),
    radial-gradient(ellipse 60% 50% at 90% 100%, rgba(13, 71, 161, 0.25), transparent 50%),
    rgba(12, 18, 32, 0.97);
  backdrop-filter: blur(28px);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.03) inset,
    0 28px 80px rgba(0, 0, 0, 0.55),
    0 0 60px rgba(0, 229, 255, 0.06);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition:
    opacity var(--motion-base) var(--ease-out),
    transform var(--motion-base) var(--ease-out),
    visibility var(--motion-base);
  z-index: 60;
  overflow: hidden;
}

.nav-dropdown.is-open .nav-dropdown-panel {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.nav-dropdown-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.35rem 1.75rem 1.1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.nav-dropdown-head-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.01em;
}

.nav-dropdown-head-title span {
  color: #00e5ff;
}

.nav-dropdown-head-desc {
  margin-top: 0.25rem;
  font-size: 0.8rem;
  color: rgba(156, 163, 175, 1);
}

.nav-dropdown-head-badge {
  flex-shrink: 0;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(0, 229, 255, 0.28);
  background: rgba(0, 229, 255, 0.08);
  font-size: 0.7rem;
  font-weight: 600;
  color: #00e5ff;
  letter-spacing: 0.04em;
}

.nav-dropdown-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0;
  padding: 0.5rem 0.75rem 0.75rem;
}

@media (max-width: 1100px) {
  .nav-dropdown-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.nav-dropdown-col {
  padding: 0.85rem 0.85rem 0.5rem;
  border-right: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-dropdown-col:last-child {
  border-right: none;
}

.nav-dropdown-col h4 {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: none;
  color: rgba(0, 229, 255, 0.85);
  margin: 0 0 0.75rem 0.15rem;
}

.nav-dropdown-col h4::before {
  content: '';
  width: 0.35rem;
  height: 0.35rem;
  border-radius: 50%;
  background: #00e5ff;
  box-shadow: 0 0 8px rgba(0, 229, 255, 0.7);
}

.nav-dd-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.55rem 0.6rem;
  margin-bottom: 0.2rem;
  border-radius: 0.75rem;
  text-decoration: none;
  color: inherit;
  transition: background 0.2s ease, transform 0.2s ease;
}

.nav-dd-item:hover {
  background: rgba(0, 229, 255, 0.08);
  transform: translateX(2px);
}

.nav-dd-icon {
  flex-shrink: 0;
  width: 2.15rem;
  height: 2.15rem;
  border-radius: 0.65rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(145deg, rgba(0, 229, 255, 0.16), rgba(13, 71, 161, 0.2));
  border: 1px solid rgba(0, 229, 255, 0.18);
  color: #00e5ff;
}

.nav-dd-icon svg,
.nav-dd-icon i {
  width: 1rem;
  height: 1rem;
}

.nav-dd-text {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.nav-dd-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: rgba(243, 244, 246, 1);
  line-height: 1.2;
}

.nav-dd-item:hover .nav-dd-name {
  color: #00e5ff;
}

.nav-dd-desc {
  font-size: 0.7rem;
  color: rgba(107, 114, 128, 1);
  line-height: 1.3;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nav-dropdown-foot {
  display: block;
  margin: 0;
  padding: 0.65rem 1.75rem 0.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  background: linear-gradient(90deg, rgba(0, 229, 255, 0.04), transparent 60%);
}

.nav-dropdown-foot-copy {
  margin: 0;
  font-size: 0.75rem;
  color: rgba(156, 163, 175, 1);
}

.nav-mobile-features {
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.nav-mobile-features-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: none;
  border: none;
  padding: 0.5rem 0;
  color: inherit;
  font: inherit;
  cursor: pointer;
}

.nav-mobile-features-panel {
  display: none;
  padding: 0.35rem 0 0.85rem;
}

.nav-mobile-features.is-open .nav-mobile-features-panel {
  display: block;
}

.nav-mobile-features.is-open .nav-chevron {
  transform: rotate(180deg);
}

.nav-mobile-features-panel .nav-m-group {
  margin-bottom: 0.85rem;
  padding: 0.75rem;
  border-radius: 0.85rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.04);
}

.nav-mobile-features-panel .nav-m-group h4 {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: rgba(0, 229, 255, 0.85);
  margin-bottom: 0.45rem;
}

.nav-mobile-features-panel a {
  display: block;
  padding: 0.4rem 0;
  font-size: 0.9rem;
  color: rgba(209, 213, 219, 1);
  text-decoration: none;
}

.nav-mobile-features-panel a:hover {
  color: #00e5ff;
}

@media (max-width: 1023px) {
  .nav-dropdown-panel {
    display: none;
  }
}

.glow-border {
  border: 1px solid rgba(0, 229, 255, 0.15);
  box-shadow: 0 0 20px rgba(0, 229, 255, 0.05), inset 0 0 20px rgba(0, 229, 255, 0.02);
}

.code-block {
  background: linear-gradient(135deg, #0f1729 0%, #1a2332 100%);
  border: 1px solid rgba(0, 229, 255, 0.2);
}

.section-reveal {
  opacity: 0;
  transform: translateY(var(--reveal-distance));
  transition:
    opacity var(--motion-slow) var(--ease-out),
    transform var(--motion-slow) var(--ease-out);
}

.section-reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-stagger > .reveal-child {
  opacity: 0;
  transform: translateY(calc(var(--reveal-distance) * 0.75));
  transition:
    opacity var(--motion-slow) var(--ease-out),
    transform var(--motion-slow) var(--ease-out);
}

.reveal-stagger.is-visible > .reveal-child:nth-child(1) { transition-delay: 0ms; }
.reveal-stagger.is-visible > .reveal-child:nth-child(2) { transition-delay: 60ms; }
.reveal-stagger.is-visible > .reveal-child:nth-child(3) { transition-delay: 120ms; }
.reveal-stagger.is-visible > .reveal-child:nth-child(4) { transition-delay: 180ms; }
.reveal-stagger.is-visible > .reveal-child:nth-child(5) { transition-delay: 240ms; }
.reveal-stagger.is-visible > .reveal-child:nth-child(6) { transition-delay: 300ms; }
.reveal-stagger.is-visible > .reveal-child:nth-child(n + 7) { transition-delay: 360ms; }

.reveal-stagger.is-visible > .reveal-child {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  :root {
    --motion-fast: 1ms;
    --motion-base: 1ms;
    --motion-slow: 1ms;
    --reveal-distance: 0px;
  }

  .section-reveal,
  .reveal-stagger > .reveal-child {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .animate-hero-float,
  .hero-orb,
  [class*="animate-"] {
    animation: none !important;
  }

  .hero-chart-stagger > * {
    animation: none;
  }

  @media (min-width: 1024px) {
    .hero-dashboard {
      transform: scale(1.04);
    }
  }
}

.module-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 229, 255, 0.4);
  box-shadow: 0 8px 40px rgba(0, 229, 255, 0.1);
}

a.module-card {
  display: block;
  text-decoration: none;
  color: inherit;
  position: relative;
}

/* Homepage feature category tabs */
.feature-tabs-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.55rem;
  margin-bottom: 1.75rem;
}
.feature-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 42px;
  padding: 0.45rem 0.95rem;
  border-radius: 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(17, 24, 39, 0.72);
  color: #9ca3af;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}
.feature-tab i,
.feature-tab svg {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
}
.feature-tab:hover {
  color: #e5e7eb;
  border-color: rgba(0, 229, 255, 0.28);
}
.feature-tab.is-active {
  color: #00e5ff;
  border-color: rgba(0, 229, 255, 0.4);
  background: rgba(0, 229, 255, 0.1);
}
.feature-tab-panel[hidden] {
  display: none;
}
.feature-tab-panel.is-active {
  animation: feature-tab-in 0.28s ease-out;
}
@keyframes feature-tab-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  .feature-tab-panel.is-active { animation: none; }
}
.module-card--primary {
  border-color: rgba(0, 229, 255, 0.32) !important;
  background:
    radial-gradient(ellipse at top right, rgba(0, 229, 255, 0.1), transparent 55%),
    rgba(17, 24, 39, 0.92);
  box-shadow: inset 0 0 0 1px rgba(0, 229, 255, 0.08);
}
.module-card-tag {
  position: absolute;
  top: 0.85rem;
  right: 0.85rem;
  z-index: 1;
  padding: 0.15rem 0.5rem;
  border-radius: 0.4rem;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: #00e5ff;
  border: 1px solid rgba(0, 229, 255, 0.35);
  background: rgba(10, 14, 26, 0.85);
}

.radial-glow {
  background: radial-gradient(ellipse at center, rgba(0, 229, 255, 0.08) 0%, transparent 70%);
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.3;
}

@keyframes hero-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.animate-hero-float {
  animation: hero-float 5s ease-in-out infinite;
}

.animate-hero-float-delay {
  animation: hero-float 5s ease-in-out 1.2s infinite;
}

/* Hero ?????? */
.hero-dashboard {
  width: 100%;
}

@media (min-width: 1024px) {
  .hero-dashboard {
    transform: scale(1.04);
    transform-origin: center right;
  }

  .hero-dashboard.animate-hero-float {
    animation: hero-float-scaled 5s ease-in-out infinite;
  }
}

@keyframes hero-float-scaled {
  0%, 100% { transform: scale(1.04) translateY(0); }
  50% { transform: scale(1.04) translateY(-8px); }
}

.hero-chart-bars {
  display: flex;
  align-items: flex-end;
  gap: 0.35rem;
  height: 4.5rem;
  padding-top: 0.25rem;
}

.hero-chart-bars span {
  flex: 1;
  border-radius: 0.25rem 0.25rem 0.1rem 0.1rem;
  background: linear-gradient(to top, rgba(0, 229, 255, 0.15), rgba(0, 229, 255, 0.85));
  min-width: 0;
}

.hero-peak-slots {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.35rem;
  height: 4.5rem;
  align-items: end;
}

.hero-peak-slots span {
  display: block;
  width: 100%;
  border-radius: 0.25rem;
  background: rgba(0, 229, 255, 0.12);
  border: 1px solid rgba(0, 229, 255, 0.15);
}

.hero-peak-slots span.is-peak {
  background: rgba(0, 229, 255, 0.55);
  border-color: rgba(0, 229, 255, 0.45);
}

/* 横向条形图（第二屏 · 联动消息量） */
.hero-hbars {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.45rem;
  height: 5rem;
}
.hero-hbars .hrow {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.hero-hbars .hlabel {
  width: 2.4rem;
  flex: 0 0 auto;
  font-size: 0.625rem;
  color: #9ca3af;
  text-align: right;
}
.hero-hbars .htrack {
  flex: 1;
  height: 0.5rem;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 9999px;
  overflow: hidden;
}
.hero-hbars .hbar {
  display: block;
  height: 100%;
  border-radius: 9999px;
  background: linear-gradient(90deg, rgba(0, 229, 255, 0.35), rgba(0, 229, 255, 0.95));
}

/* 环形占比（第二屏 · 联动成功率） */
.hero-donut {
  position: relative;
  width: 5.25rem;
  height: 5.25rem;
  margin: 0.35rem auto 0.25rem;
  border-radius: 50%;
}
.hero-donut::after {
  content: "";
  position: absolute;
  inset: 0.7rem;
  border-radius: 50%;
  background: #0a0e1a;
  z-index: 0;
}
.hero-donut .donut-val {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 2;
}
.hero-donut .donut-val b {
  font-size: 1.05rem;
  font-weight: 800;
  color: #fff;
  line-height: 1;
}
.hero-donut .donut-val small {
  font-size: 0.6rem;
  color: #9ca3af;
  margin-top: 0.15rem;
}

/* 折线面积图（第三屏 · 处置时长走势） */
.hero-area {
  width: 100%;
  height: 4.75rem;
  display: block;
}

/* 多环仪表（第三屏 · 子系统在线率） */
.hero-rings {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.55rem 0.4rem;
  align-items: start;
}
.hero-ring-cell {
  text-align: center;
}
.hero-ring {
  position: relative;
  width: 2.6rem;
  height: 2.6rem;
  margin: 0 auto;
  border-radius: 50%;
}
.hero-ring::after {
  content: "";
  position: absolute;
  inset: 0.32rem;
  border-radius: 50%;
  background: #0a0e1a;
  z-index: 0;
}
.hero-ring b {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.6rem;
  font-weight: 700;
  color: #fff;
  z-index: 1;
}
.hero-ring-label {
  margin-top: 0.2rem;
  font-size: 0.58rem;
  color: #9ca3af;
}

.hero-chart-stagger > * {
  animation: hero-chart-in 0.55s ease both;
}

.hero-chart-stagger > *:nth-child(2) {
  animation-delay: 0.08s;
}

@keyframes hero-chart-in {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 1023px) {
  .hero-dashboard {
    transform: none;
  }

  .hero-chip-desktop-only {
    display: none;
  }
}

/* Hero 轮播（多屏滚动展示） */
.hero-carousel {
  position: relative;
}

.hero-track {
  position: relative;
  width: 100%;
}

.hero-slide {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  width: 100%;
  opacity: 0;
  visibility: hidden;
  transform: translateX(36px);
  transition: opacity .6s var(--ease-out), transform .6s var(--ease-out), visibility .6s;
  pointer-events: none;
}

.hero-slide.is-active {
  position: relative;
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
  pointer-events: auto;
}

.hero-slide > div {
  width: 100%;
}

.hero-controls {
  position: absolute;
  bottom: 1.75rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 0.35rem 0;
}

.hero-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 9999px;
  color: #cbd5e1;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(0, 229, 255, 0.18);
  cursor: pointer;
  transition: color .25s, background .25s, border-color .25s, transform .25s;
}

.hero-arrow:hover {
  color: #04141a;
  background: #00e5ff;
  border-color: #00e5ff;
  transform: scale(1.06);
}

.hero-arrow:focus-visible {
  box-shadow: var(--focus-ring);
}

.hero-dots {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.hero-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 9999px;
  padding: 0;
  background: rgba(203, 213, 225, 0.28);
  border: none;
  cursor: pointer;
  transition: width .35s var(--ease-out), background .35s, box-shadow .35s;
}

.hero-dot.is-active {
  width: 1.5rem;
  background: #00e5ff;
}

.hero-dot:focus-visible {
  box-shadow: var(--focus-ring);
}

@media (max-width: 1023px) {
  .hero-controls {
    bottom: 0.75rem;
    gap: 0.6rem;
  }

  .hero-arrow {
    width: 2rem;
    height: 2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-slide {
    transition: opacity .2s linear;
    transform: none;
  }
}

.case-scene-card {
  position: relative;
  overflow: hidden;
  border-radius: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.06);
  min-height: 220px;
}

.case-scene-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s ease;
}

.case-scene-card:hover img {
  transform: scale(1.05);
}

.case-scene-card .case-scene-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 14, 26, 0.95) 0%, rgba(10, 14, 26, 0.35) 55%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.25rem;
}

.case-card {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  padding: 1.5rem 1.6rem;
  border-radius: 1.15rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(17, 24, 39, 0.72);
  transition:
    border-color var(--motion-fast) var(--ease-out),
    box-shadow var(--motion-fast) var(--ease-out);
}

.case-card:hover {
  border-color: rgba(0, 229, 255, 0.28);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.28);
}

.case-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.02em;
}

.case-card-desc {
  font-size: 0.875rem;
  line-height: 1.65;
  color: #9ca3af;
  flex: 1;
}

.case-card-modules {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.case-card-modules a {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0.2rem 0.65rem;
  border-radius: 9999px;
  border: 1px solid rgba(0, 229, 255, 0.22);
  background: rgba(0, 229, 255, 0.06);
  color: #00e5ff;
  font-size: 0.75rem;
  text-decoration: none;
  transition: background var(--motion-fast) var(--ease-out), border-color var(--motion-fast) var(--ease-out);
}

.case-card-modules a:hover {
  background: rgba(0, 229, 255, 0.14);
  border-color: rgba(0, 229, 255, 0.4);
}

/* Cases enrich */
.case-logo-wall {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.85rem 1.1rem;
  align-items: center;
}
@media (min-width: 768px) {
  .case-logo-wall {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}
@media (min-width: 1024px) {
  .case-logo-wall {
    grid-template-columns: repeat(7, minmax(0, 1fr));
  }
}
.case-logo-wall img {
  width: 100%;
  height: 4.75rem;
  object-fit: contain;
  filter: grayscale(0.2) brightness(0.95);
  opacity: 0.9;
  transition: opacity 0.2s ease, filter 0.2s ease;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 0.75rem;
  padding: 0.35rem 0.45rem;
  border: 1px solid rgba(255, 255, 255, 0.06);
}
@media (min-width: 1024px) {
  .case-logo-wall img {
    height: 5.25rem;
  }
}
.case-logo-wall img:hover {
  opacity: 1;
  filter: none;
}

.case-card {
  padding: 0;
  overflow: hidden;
  gap: 0;
  display: flex;
  flex-direction: column;
}
.case-card-media {
  position: relative;
  flex-shrink: 0;
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.12), rgba(13, 71, 161, 0.35));
  overflow: hidden;
}
.case-card-media::after {
  content: '';
  position: absolute;
  inset: auto 0 0;
  height: 42%;
  background: linear-gradient(to top, rgba(17, 24, 39, 0.55), transparent);
  pointer-events: none;
}
.case-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform 0.55s var(--ease-out, ease);
}
.case-card:hover .case-card-media img {
  transform: scale(1.04);
}
@media (prefers-reduced-motion: reduce) {
  .case-card:hover .case-card-media img {
    transform: none;
  }
}
.case-card-body {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding: 1.15rem 1.25rem 1.3rem;
  flex: 1;
}
.case-card-body h3 {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.4;
}
.case-card-kicker {
  margin: 0;
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: rgba(0, 229, 255, 0.75);
  font-weight: 600;
}
.case-card-meta {
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: #9ca3af;
}
.case-card-meta strong {
  color: #d1d5db;
  font-weight: 600;
}
.case-card .case-card-desc {
  margin: 0;
}
.case-card .case-card-modules {
  margin-top: auto;
  padding-top: 0.35rem;
}
a.case-scene-card {
  display: block;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}
a.case-scene-card:focus-visible {
  outline: 2px solid #00e5ff;
  outline-offset: 2px;
}

/* Featured: keep vertical card rhythm (works in 3-col grids) */
.case-card--featured .case-card-media {
  aspect-ratio: 16 / 9;
}
.case-card--featured .case-card-body {
  padding: 1.15rem 1.25rem 1.35rem;
}
.case-card--featured .case-card-body h3 {
  font-size: 1.05rem;
}
.case-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}
@media (min-width: 768px) {
  .case-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (min-width: 1024px) {
  .case-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
.cases-hero {
  min-height: 72vh;
  min-height: 72dvh;
}
.case-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.35rem;
  margin: 0 0 2rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.case-filters button {
  appearance: none;
  background: none;
  border: none;
  padding: 0.4rem 0;
  margin: 0;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 500;
  color: #9ca3af;
  border-bottom: 2px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.case-filters button:hover {
  color: #e5e7eb;
}
.case-filters button.is-active {
  color: #00e5ff;
  border-bottom-color: #00e5ff;
}
.case-filters button:focus-visible {
  outline: 2px solid #00e5ff;
  outline-offset: 3px;
}
.case-card.is-filtered-out {
  display: none;
}
.case-filter-empty {
  margin: 1.5rem 0 0;
  text-align: center;
  font-size: 0.9rem;
  color: #6b7280;
}
.case-filter-empty[hidden] {
  display: none;
}

/* Site Footer */
.site-footer {
  position: relative;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 4rem 0 0;
  overflow: hidden;
  background: #0a0e1a;
}

.site-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 20%;
  width: 50%;
  height: 180px;
  background: radial-gradient(ellipse at top, rgba(0, 229, 255, 0.06), transparent 70%);
  pointer-events: none;
}

.site-footer-inner {
  position: relative;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.site-footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
}

@media (min-width: 768px) {
  .site-footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem 2rem;
  }
}

@media (min-width: 1024px) {
  .site-footer-grid {
    grid-template-columns: 1.15fr 1.7fr 0.85fr 0.8fr;
    gap: 2.5rem;
  }
}

.site-footer-brand-text {
  margin: 0 0 1.25rem;
  max-width: 22rem;
  font-size: 0.875rem;
  line-height: 1.7;
  color: #6b7280;
}

.site-footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
  text-decoration: none;
  color: #fff;
}

.site-footer-logo-mark {
  width: 2.25rem;
  height: 2.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
}

.site-footer-logo-mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.site-footer-logo-name {
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.site-footer-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 44px;
  padding: 0.55rem 1.35rem;
  border-radius: 9999px;
  border: 1px solid rgba(0, 229, 255, 0.4);
  background: linear-gradient(90deg, rgba(0, 229, 255, 0.18), rgba(0, 229, 255, 0.08));
  color: #00e5ff;
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition:
    background var(--motion-fast) var(--ease-out),
    border-color var(--motion-fast) var(--ease-out),
    color var(--motion-fast) var(--ease-out),
    box-shadow var(--motion-fast) var(--ease-out),
    transform var(--motion-fast) var(--ease-out);
}

.site-footer-cta:hover {
  background: rgba(0, 229, 255, 0.22);
  box-shadow: 0 0 20px rgba(0, 229, 255, 0.25);
}

.site-footer-col-title {
  margin: 0 0 1.1rem;
  font-size: 0.8125rem;
  font-weight: 700;
  color: #f3f4f6;
  letter-spacing: 0.02em;
}

.site-footer-products {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem 1.25rem;
}

@media (min-width: 1024px) {
  .site-footer-products {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 1rem 1.25rem;
  }
}

.site-footer-product-group h5 {
  margin: 0 0 0.55rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: #00e5ff;
  opacity: 0.75;
  letter-spacing: 0.04em;
}

.site-footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

/* 快速入口：两列布局 */
.site-footer-quick-col .site-footer-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem 1.25rem;
}

.site-footer-links a {
  font-size: 0.8125rem;
  color: #6b7280;
  text-decoration: none;
  transition: color 0.2s;
}

.site-footer-links a:hover {
  color: #00e5ff;
}

.site-footer-contact {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.site-footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: #6b7280;
  line-height: 1.5;
}

.site-footer-contact svg,
.site-footer-contact i {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
  margin-top: 0.15rem;
  color: rgba(0, 229, 255, 0.55);
}

.site-footer-contact a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s;
}

.site-footer-contact a:hover {
  color: #00e5ff;
}

.site-footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 1.5rem 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 0.85rem;
}

@media (min-width: 768px) {
  .site-footer-bottom {
    flex-direction: row;
  }
}

.site-footer-copy {
  margin: 0;
  font-size: 0.75rem;
  color: #4b5563;
  text-align: center;
}

@media (min-width: 768px) {
  .site-footer-copy {
    text-align: left;
  }
}

.site-footer-legal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
}

.site-footer-legal a {
  font-size: 0.75rem;
  color: #4b5563;
  text-decoration: none;
  transition: color 0.2s;
}

.site-footer-legal a:hover {
  color: #9ca3af;
}

.prose-legal h2 {
  margin: 2rem 0 0.75rem;
  font-size: 1.15rem;
  font-weight: 700;
  color: #f3f4f6;
}

.prose-legal h2:first-child {
  margin-top: 0;
}

.prose-legal p,
.prose-legal li {
  font-size: 0.95rem;
  line-height: 1.75;
  color: #9ca3af;
}

.prose-legal ul {
  margin: 0.5rem 0 0;
  padding-left: 1.25rem;
  list-style: disc;
}

.prose-legal li + li {
  margin-top: 0.4rem;
}

.seo-related-links {
  margin: 0 auto 1.75rem;
  max-width: 36rem;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: #6b7280;
}

.seo-related-links a {
  color: #9ca3af;
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, 0.25);
  transition: color 0.2s, border-color 0.2s;
}

.seo-related-links a:hover {
  color: #00e5ff;
  border-bottom-color: rgba(0, 229, 255, 0.7);
}

/* 产品页底部「选型指引」引导带（P1/P2 优化统一注入） */
.plan-guide-band {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  background: linear-gradient(180deg, rgba(0, 229, 255, 0.05), transparent);
}
.plan-guide-text {
  color: #94a3b8;
  font-size: 0.9375rem;
  line-height: 1.7;
}
.plan-guide-link {
  color: #00e5ff;
  font-weight: 600;
  margin-left: 0.35rem;
  white-space: nowrap;
}
.plan-guide-link:hover {
  text-decoration: underline;
}

.contact-form {
  padding: 1.75rem;
  border-radius: 1.25rem;
  border: 1px solid rgba(0, 229, 255, 0.18);
  background: rgba(12, 18, 32, 0.72);
}

.contact-field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: 0.875rem;
  color: #9ca3af;
}

.contact-field input,
.contact-field textarea {
  min-height: 44px;
  padding: 0.65rem 0.85rem;
  border-radius: 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(10, 14, 26, 0.85);
  color: #fff;
  font: inherit;
  transition: border-color var(--motion-fast) var(--ease-out);
}

.contact-field textarea {
  min-height: 6rem;
  resize: vertical;
}

.contact-field input:focus-visible,
.contact-field textarea:focus-visible {
  border-color: rgba(0, 229, 255, 0.55);
}

.contact-form-status {
  font-size: 0.875rem;
  color: #9ca3af;
  min-height: 1.25rem;
}

.contact-form-status.is-error { color: #f87171; }
.contact-form-status.is-success { color: #34d399; }
.contact-form-status.is-loading { color: #00e5ff; }


/* Solutions dropdown — horizontal row; width/position inherit content-aligned panel */
.nav-dropdown:has(.nav-solutions-panel) {
  position: static; /* same containing block as product mega-menu → align to nav bar center */
}
.nav-solutions-panel {
  padding: 0;
}
.nav-solutions-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 1.15rem 0.7rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.nav-solutions-head-title {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}
.nav-solutions-head-title span {
  color: #00e5ff;
}
.nav-solutions-head-desc {
  margin: 0;
  font-size: 0.75rem;
  color: #9ca3af;
  text-align: right;
}
.nav-solutions-list {
  display: flex;
  flex-direction: row;
  align-items: stretch;
  gap: 0.35rem;
  padding: 0.65rem 0.7rem 0.75rem;
}
.nav-sol-item {
  flex: 1 1 0;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.35rem;
  padding: 0.75rem 0.45rem;
  border-radius: 0.75rem;
  text-decoration: none;
  color: inherit;
  transition: background 0.2s ease;
}
.nav-sol-item:hover,
.nav-sol-item.is-active {
  background: rgba(0, 229, 255, 0.08);
}
.nav-sol-icon {
  flex-shrink: 0;
  width: 2.15rem;
  height: 2.15rem;
  border-radius: 0.65rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(145deg, rgba(0, 229, 255, 0.16), rgba(13, 71, 161, 0.2));
  border: 1px solid rgba(0, 229, 255, 0.18);
  color: #00e5ff;
}
.nav-sol-icon svg,
.nav-sol-icon i {
  width: 1rem;
  height: 1rem;
}
.nav-sol-item:hover .nav-sol-icon,
.nav-sol-item.is-active .nav-sol-icon {
  border-color: rgba(0, 229, 255, 0.35);
  background: linear-gradient(145deg, rgba(0, 229, 255, 0.22), rgba(13, 71, 161, 0.28));
}
.nav-sol-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: #f3f4f6;
}
.nav-sol-item:hover .nav-sol-name,
.nav-sol-item.is-active .nav-sol-name {
  color: #00e5ff;
}
.nav-sol-desc {
  font-size: 0.68rem;
  line-height: 1.35;
  color: #6b7280;
}
.solution-pain-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.solution-pain-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  padding: 1rem 1.1rem;
  border-radius: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    linear-gradient(145deg, rgba(17, 24, 39, 0.9), rgba(17, 24, 39, 0.55));
  color: #d1d5db;
  font-size: 0.9rem;
  line-height: 1.55;
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.solution-pain-list li:hover {
  border-color: rgba(0, 229, 255, 0.28);
  transform: translateX(3px);
}
.solution-pain-list li span:last-child {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.solution-pain-link {
  align-self: flex-start;
  font-size: 0.75rem;
  color: #00e5ff;
  text-decoration: none;
  opacity: 0.85;
  transition: opacity 0.2s ease;
}
.solution-pain-link:hover {
  opacity: 1;
  text-decoration: underline;
}
.solution-pain-icon {
  flex-shrink: 0;
  width: 2.1rem;
  height: 2.1rem;
  border-radius: 0.65rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(145deg, rgba(0, 229, 255, 0.16), rgba(13, 71, 161, 0.22));
  border: 1px solid rgba(0, 229, 255, 0.2);
  color: #00e5ff;
}
.solution-pain-icon svg,
.solution-pain-icon i {
  width: 1rem;
  height: 1rem;
}
.solution-value-panel {
  height: 100%;
  padding: 1.5rem 1.6rem;
  border-radius: 1.15rem;
  border: 1px solid rgba(0, 229, 255, 0.16);
  background:
    radial-gradient(ellipse at top right, rgba(0, 229, 255, 0.1), transparent 55%),
    linear-gradient(160deg, rgba(17, 24, 39, 0.95), rgba(13, 71, 161, 0.18));
}
.solution-value-panel h2 {
  margin: 0 0 0.85rem;
}
.solution-value-prose {
  margin: 0;
  font-size: 1rem;
  line-height: 1.75;
  color: #9ca3af;
}
.solution-section-head {
  text-align: center;
  margin-bottom: 2.75rem;
}
.solution-section-eyebrow {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(0, 229, 255, 0.7);
  margin-bottom: 0.75rem;
}
.case-partners-head {
  text-align: center;
  margin-bottom: 2rem;
}
.case-partners-head .solution-section-eyebrow {
  margin-bottom: 0.55rem;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  color: rgba(0, 229, 255, 0.65);
}
.case-partners-head h2 {
  margin: 0;
  font-size: clamp(1.25rem, 2.2vw, 1.5rem);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.92);
  line-height: 1.35;
}
.case-partners-head p {
  margin: 0.55rem 0 0;
  font-size: 0.875rem;
  font-weight: 400;
  color: #6b7280;
  letter-spacing: 0.02em;
}
.solution-other-links a {
  color: #00e5ff;
  text-decoration: none;
}
.solution-other-links a:hover {
  text-decoration: underline;
}

/* Solutions polish */
.solution-hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  padding: 8rem 0 3.75rem;
  overflow: hidden;
}
.solution-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.solution-hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.04);
  animation: solution-hero- ken 18s ease-out forwards;
}
@keyframes solution-hero-ken {
  from { transform: scale(1.08); }
  to { transform: scale(1.02); }
}
@media (prefers-reduced-motion: reduce) {
  .solution-hero-bg img {
    animation: none;
    transform: scale(1);
  }
}
.solution-hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to top, rgba(10, 14, 26, 0.72) 0%, rgba(10, 14, 26, 0.45) 42%, rgba(10, 14, 26, 0.55) 100%),
    radial-gradient(ellipse at center, rgba(10, 14, 26, 0.35) 0%, rgba(10, 14, 26, 0.72) 72%);
}
.solution-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.solution-hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: clamp(0.8rem, 1.2vw, 0.95rem);
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(0, 229, 255, 0.82);
  margin-bottom: 1.35rem;
}
.solution-hero-eyebrow i,
.solution-hero-eyebrow svg {
  width: 1.15rem;
  height: 1.15rem;
}
.solution-hero-title {
  font-size: clamp(2.75rem, 6vw, 4.25rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.12;
  margin: 0 0 1.35rem;
  max-width: 12em;
}
.solution-hero-lead {
  margin: 0 0 2.25rem;
  max-width: 42rem;
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  line-height: 1.75;
  color: #d1d5db;
}
.solution-hero-inner .flex {
  justify-content: center;
  gap: 1rem;
}
.solution-hero-inner .btn-cta,
.solution-hero-inner .btn-cta-ghost {
  min-height: 52px;
  padding: 1rem 2.15rem;
  font-size: 1.05rem;
}
@media (max-width: 640px) {
  .solution-hero-title {
    font-size: clamp(2.15rem, 9vw, 2.75rem);
  }
  .solution-hero-lead {
    font-size: 1.05rem;
    max-width: 34rem;
  }
  .solution-hero-inner .btn-cta,
  .solution-hero-inner .btn-cta-ghost {
    min-height: 48px;
    padding: 0.9rem 1.6rem;
    font-size: 0.95rem;
  }
}
.solution-scene-grid {
  display: grid;
  gap: 1.35rem;
}
@media (min-width: 768px) {
  .solution-scene-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
  }
}
.solution-scene {
  position: relative;
  padding: 1.45rem 1.4rem 1.45rem 1.5rem;
  border-radius: 1.1rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(165deg, rgba(17, 24, 39, 0.88), rgba(17, 24, 39, 0.45));
  overflow: hidden;
  transition: border-color 0.25s ease, transform 0.25s ease, background 0.25s ease;
}
.solution-scene::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.9rem;
  bottom: 0.9rem;
  width: 3px;
  border-radius: 999px;
  background: linear-gradient(180deg, #00e5ff, rgba(13, 71, 161, 0.2));
}
.solution-scene:hover {
  border-color: rgba(0, 229, 255, 0.28);
  transform: translateY(-3px);
  background: linear-gradient(165deg, rgba(17, 24, 39, 0.95), rgba(13, 71, 161, 0.16));
}
.solution-scene-head {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 0.7rem;
}
.solution-scene-icon {
  flex-shrink: 0;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.7rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #00e5ff;
  background: rgba(0, 229, 255, 0.1);
  border: 1px solid rgba(0, 229, 255, 0.18);
}
.solution-scene-icon svg,
.solution-scene-icon i {
  width: 1.05rem;
  height: 1.05rem;
}
.solution-scene h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
  margin: 0;
}
.solution-scene p {
  margin: 0 0 1rem;
  font-size: 0.9375rem;
  line-height: 1.65;
  color: #9ca3af;
}
.solution-scene-modules {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}
.solution-scene-modules a {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0.2rem 0.7rem;
  border-radius: 9999px;
  border: 1px solid rgba(0, 229, 255, 0.22);
  background: rgba(0, 229, 255, 0.06);
  color: #00e5ff;
  font-size: 0.75rem;
  text-decoration: none;
  transition: background 0.2s ease, border-color 0.2s ease;
}
.solution-scene-modules a:hover {
  background: rgba(0, 229, 255, 0.14);
  border-color: rgba(0, 229, 255, 0.4);
}

/* Park solution: closed-loop scenes with visuals */
.solution-scene-stack {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}
.solution-scene-row {
  display: grid;
  gap: 1.25rem;
  align-items: center;
  padding: 1.15rem;
  border-radius: 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(17, 24, 39, 0.55);
}
@media (min-width: 900px) {
  .solution-scene-row {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 1.75rem;
    padding: 1.35rem;
  }
  .solution-scene-row--reverse .solution-scene-copy {
    order: 2;
  }
  .solution-scene-row--reverse .solution-scene-visual {
    order: 1;
  }
}
.solution-scene-kicker {
  margin: 0 0 0.45rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: rgba(0, 229, 255, 0.8);
}
.solution-scene-copy h3 {
  margin: 0 0 1rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.02em;
}
.solution-flow {
  list-style: none;
  margin: 0 0 1.15rem;
  padding: 0;
  display: grid;
  gap: 0.55rem;
  counter-reset: step;
}
.solution-flow li {
  position: relative;
  padding-left: 1.85rem;
  font-size: 0.875rem;
  line-height: 1.55;
  color: #9ca3af;
}
.solution-flow li::before {
  content: counter(step);
  counter-increment: step;
  position: absolute;
  left: 0;
  top: 0.05rem;
  width: 1.35rem;
  height: 1.35rem;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
  color: #00e5ff;
  border: 1px solid rgba(0, 229, 255, 0.3);
  background: rgba(0, 229, 255, 0.08);
}

.solution-flow li:not(:last-child)::after {
  content: '';
  position: absolute;
  left: 0.62rem;
  top: 1.45rem;
  width: 2px;
  height: calc(100% - 0.85rem + 0.55rem);
  border-radius: 999px;
  background: linear-gradient(
    180deg,
    transparent 0%,
    rgba(0, 229, 255, 0.2) 25%,
    #00e5ff 50%,
    rgba(0, 229, 255, 0.2) 75%,
    transparent 100%
  );
  background-size: 100% 220%;
  animation: flow-link-shine-v 2.2s linear infinite;
  pointer-events: none;
}
@keyframes flow-link-shine-v {
  from { background-position: 0 120%; }
  to { background-position: 0 -120%; }
}
@media (prefers-reduced-motion: reduce) {
  .solution-flow li:not(:last-child)::after { animation: none; }
}

.solution-scene-row .solution-scene-modules a {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0.15rem 0.6rem;
  border-radius: 0.5rem;
  border: 1px solid rgba(0, 229, 255, 0.22);
  background: rgba(0, 229, 255, 0.06);
  color: #00e5ff;
  font-size: 0.75rem;
  text-decoration: none;
}
.solution-scene-visual {
  position: relative;
  border-radius: 1rem;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.08), rgba(13, 71, 161, 0.28));
}
.solution-scene-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(10, 14, 26, 0.08) 0%, rgba(10, 14, 26, 0.28) 100%);
}
.solution-scene-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform 0.7s ease;
}
.solution-scene-row:hover .solution-scene-visual img {
  transform: scale(1.03);
}

.solution-roadmap-note {
  margin: 1.5rem 0 0;
  text-align: center;
  font-size: 0.875rem;
  color: #6b7280;
}
.solution-roadmap-note a {
  color: #00e5ff;
  text-decoration: none;
}
.solution-roadmap-note a:hover {
  text-decoration: underline;
}

.solution-phase-grid {
  display: grid;
  gap: 1rem;
}
@media (min-width: 768px) {
  .solution-phase-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
.solution-phase {
  position: relative;
  padding: 1.4rem 1.35rem 1.35rem;
  border-radius: 1.1rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(17, 24, 39, 0.78);
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.solution-phase:hover {
  border-color: rgba(0, 229, 255, 0.28);
  transform: translateY(-2px);
}
.solution-phase.is-featured {
  border-color: rgba(0, 229, 255, 0.28);
  background:
    radial-gradient(ellipse at top left, rgba(0, 229, 255, 0.12), transparent 60%),
    rgba(17, 24, 39, 0.88);
}
.solution-phase-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.85rem;
  height: 1.85rem;
  margin-bottom: 0.85rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
  color: #00e5ff;
  border: 1px solid rgba(0, 229, 255, 0.3);
  background: rgba(0, 229, 255, 0.08);
}
.solution-phase-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: #00e5ff;
  margin-bottom: 0.45rem;
}
.solution-phase p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.6;
  color: #9ca3af;
}
.solution-phase-mods {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 0.65rem;
  margin-top: 0.95rem;
}
.solution-phase-mods a {
  font-size: 0.75rem;
  color: #9ca3af;
  text-decoration: none;
  border-bottom: 1px solid rgba(156, 163, 175, 0.35);
  transition: color 0.2s ease, border-color 0.2s ease;
}
.solution-phase-mods a:hover {
  color: #00e5ff;
  border-color: rgba(0, 229, 255, 0.5);
}

@media (min-width: 768px) {
  .solution-phase-grid {
    gap: 1.75rem;
  }
  .solution-phase:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 2.15rem;
    left: calc(100% + 0.4rem);
    width: 0.95rem;
    height: 2px;
    border-radius: 999px;
    background: linear-gradient(
      90deg,
      transparent 0%,
      rgba(0, 229, 255, 0.2) 25%,
      #00e5ff 50%,
      rgba(0, 229, 255, 0.2) 75%,
      transparent 100%
    );
    background-size: 220% 100%;
    animation: flow-link-shine 2.2s linear infinite;
    pointer-events: none;
    z-index: 2;
  }
}
@keyframes flow-link-shine {
  from { background-position: 120% 0; }
  to { background-position: -120% 0; }
}
@media (prefers-reduced-motion: reduce) {
  .solution-phase:not(:last-child)::after { animation: none; }
}

.solution-switcher {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.55rem;
}
.solution-switcher a {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 42px;
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(17, 24, 39, 0.7);
  color: #d1d5db;
  font-size: 0.8125rem;
  text-decoration: none;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}
.solution-switcher a i,
.solution-switcher a svg {
  width: 0.95rem;
  height: 0.95rem;
  color: #00e5ff;
}
.solution-switcher a:hover,
.solution-switcher a.is-current {
  border-color: rgba(0, 229, 255, 0.35);
  color: #00e5ff;
  background: rgba(0, 229, 255, 0.08);
}
.solution-cta-band {
  margin-top: 2rem;
  padding: 2rem 1.5rem;
  border-radius: 1.25rem;
  border: 1px solid rgba(0, 229, 255, 0.16);
  background:
    radial-gradient(ellipse at center, rgba(0, 229, 255, 0.08), transparent 65%),
    rgba(17, 24, 39, 0.75);
  text-align: center;
}


/* Shared flow-link (data path light) */
.flow-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  min-width: 3.25rem;
  flex-shrink: 0;
  pointer-events: none;
}
.flow-link-line {
  display: block;
  width: 100%;
  min-width: 2.5rem;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, transparent, rgba(0, 229, 255, 0.55), transparent);
  position: relative;
  overflow: hidden;
}
.flow-link-line::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, #00e5ff, transparent);
  transform: translateX(-100%);
  animation: flow-link-h 2.2s ease-in-out infinite;
}
@keyframes flow-link-h {
  0% { transform: translateX(-100%); opacity: 0; }
  30% { opacity: 1; }
  100% { transform: translateX(100%); opacity: 0; }
}
.flow-link-tag {
  font-size: 0.65rem;
  font-weight: 600;
  color: rgba(165, 243, 252, 0.9);
  white-space: nowrap;
}
.flow-link--v {
  flex-direction: row;
  min-width: 0;
  width: 100%;
  max-width: 12rem;
}
.flow-link--v .flow-link-line {
  width: 2px;
  min-width: 2px;
  height: 1.75rem;
  background: linear-gradient(180deg, transparent, rgba(0, 229, 255, 0.55), transparent);
}
.flow-link--v .flow-link-line::after {
  background: linear-gradient(180deg, transparent, #00e5ff, transparent);
  animation-name: flow-link-v;
}
@keyframes flow-link-v {
  0% { transform: translateY(-100%); opacity: 0; }
  30% { opacity: 1; }
  100% { transform: translateY(100%); opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .flow-link-line::after { animation: none !important; }
}

/* Ecosystem page */
.eco-hero-bg::after {
  background:
    linear-gradient(to top, rgba(10, 14, 26, 0.92) 0%, rgba(10, 14, 26, 0.6) 42%, rgba(10, 14, 26, 0.7) 100%),
    radial-gradient(ellipse at center, rgba(10, 14, 26, 0.32) 0%, rgba(10, 14, 26, 0.78) 72%);
}
.eco-hero-stage {
  gap: 0;
}
.eco-diagram {
  display: grid;
  grid-template-columns: 1fr auto auto auto 1fr;
  align-items: center;
  gap: 0.65rem 0.75rem;
  width: min(920px, 100%);
  margin-top: 2.75rem;
  padding: 1.25rem 1rem;
  border-radius: 1.25rem;
  border: 1px solid rgba(0, 229, 255, 0.16);
  background: rgba(10, 14, 26, 0.55);
  backdrop-filter: blur(12px);
}
.eco-diagram-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.55rem;
}
.eco-diagram-node {
  min-height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.7rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(17, 24, 39, 0.85);
  color: #d1d5db;
  font-size: 0.8rem;
  font-weight: 600;
}
.eco-diagram-hub {
  position: relative;
  min-width: 8.5rem;
  padding: 1.1rem 1rem;
  border-radius: 1rem;
  border: 1px solid rgba(0, 229, 255, 0.4);
  background: linear-gradient(160deg, rgba(0, 229, 255, 0.16), rgba(13, 71, 161, 0.35));
  text-align: center;
}
.eco-diagram-hub strong {
  display: block;
  font-size: 0.95rem;
  color: #fff;
}
.eco-diagram-hub em {
  display: block;
  margin-top: 0.2rem;
  font-style: normal;
  font-size: 0.7rem;
  color: rgba(0, 229, 255, 0.9);
}
.eco-diagram-hub-pulse {
  position: absolute;
  inset: -6px;
  border-radius: 1.15rem;
  border: 1px solid rgba(0, 229, 255, 0.35);
  animation: eco-pulse 2.4s ease-out infinite;
  pointer-events: none;
}
@keyframes eco-pulse {
  0% { opacity: 0.7; transform: scale(0.98); }
  100% { opacity: 0; transform: scale(1.08); }
}
@media (prefers-reduced-motion: reduce) {
  .eco-diagram-hub-pulse { animation: none; }
}
@media (max-width: 700px) {
  .eco-diagram {
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }
  .eco-diagram-hub { justify-self: center; }
  .eco-diagram > .flow-link {
    justify-self: center;
    flex-direction: row;
    min-width: 0;
    width: 100%;
    max-width: 12rem;
  }
  .eco-diagram > .flow-link .flow-link-line {
    width: 2px;
    min-width: 2px;
    height: 1.75rem;
    background: linear-gradient(180deg, transparent, rgba(0, 229, 255, 0.55), transparent);
  }
  .eco-diagram > .flow-link .flow-link-line::after {
    background: linear-gradient(180deg, transparent, #00e5ff, transparent);
    animation-name: flow-link-v;
  }
}
.eco-platform-grid {
  display: grid;
  gap: 1.1rem;
}
.eco-platform-grid--three {
  margin-top: 1.1rem;
}
@media (min-width: 768px) {
  .eco-platform-grid--three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
.eco-platform-card {
  position: relative;
  padding: 1.5rem 1.35rem 1.4rem;
  border-radius: 1.15rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(165deg, rgba(17, 24, 39, 0.92), rgba(17, 24, 39, 0.5));
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.eco-platform-card:hover {
  border-color: rgba(0, 229, 255, 0.3);
  transform: translateY(-3px);
}
.eco-platform-card--ding,
.eco-platform-card--featured {
  border-color: rgba(0, 137, 255, 0.35);
  background:
    radial-gradient(ellipse at top right, rgba(0, 137, 255, 0.16), transparent 55%),
    linear-gradient(165deg, rgba(17, 24, 39, 0.95), rgba(17, 24, 39, 0.55));
}
.eco-platform-card--featured {
  display: grid;
  gap: 1.25rem;
  padding: 1.75rem 1.5rem;
  margin-bottom: 0;
}
@media (min-width: 900px) {
  .eco-platform-card--featured {
    grid-template-columns: 1.35fr 1fr;
    align-items: stretch;
  }
}
.eco-platform-featured-main { position: relative; }
.eco-platform-featured-side {
  display: none;
}
@media (min-width: 900px) {
  .eco-platform-featured-side {
    display: flex;
    align-items: center;
  }
}
.eco-ding-panel {
  width: 100%;
  min-height: 220px;
  padding: 1rem;
  border-radius: 1rem;
  border: 1px solid rgba(0, 137, 255, 0.25);
  background: rgba(8, 16, 32, 0.9);
}
.eco-ding-bar {
  height: 10px;
  width: 42%;
  border-radius: 999px;
  background: rgba(0, 137, 255, 0.55);
  margin-bottom: 1rem;
}
.eco-ding-row {
  height: 36px;
  border-radius: 0.55rem;
  background: rgba(255, 255, 255, 0.06);
  margin-bottom: 0.55rem;
}
.eco-ding-row--accent {
  background: linear-gradient(90deg, rgba(0, 137, 255, 0.28), rgba(0, 229, 255, 0.08));
  border: 1px solid rgba(0, 137, 255, 0.25);
}
.eco-ding-chips {
  display: flex;
  gap: 0.45rem;
  margin-top: 0.85rem;
}
.eco-ding-chips span {
  width: 2.5rem;
  height: 0.55rem;
  border-radius: 999px;
  background: rgba(0, 229, 255, 0.25);
}
.eco-platform-badge {
  position: absolute;
  top: 0;
  right: 0;
  font-size: 0.68rem;
  font-weight: 600;
  color: #00e5ff;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  border: 1px solid rgba(0, 229, 255, 0.3);
  background: rgba(0, 229, 255, 0.08);
}
.eco-platform-card--featured .eco-platform-badge {
  top: 0;
  right: 0;
}
.eco-platform-icon {
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  box-shadow: 0 0 24px rgba(0, 229, 255, 0.12);
}
.eco-platform-icon span {
  color: #fff;
  font-size: 1.25rem;
  font-weight: 700;
}
.eco-platform-card h3 {
  margin: 0 0 0.55rem;
  font-size: 1.15rem;
  font-weight: 700;
}
.eco-platform-card--featured h3 {
  font-size: 1.45rem;
}
.eco-platform-desc {
  margin: 0 0 0.95rem;
  font-size: 0.875rem;
  line-height: 1.65;
  color: #9ca3af;
}
.eco-platform-points {
  margin: 0 0 1rem;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.eco-platform-points--row {
  display: grid;
  gap: 0.45rem;
}
@media (min-width: 700px) {
  .eco-platform-points--row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
.eco-platform-points li {
  position: relative;
  padding-left: 0.9rem;
  font-size: 0.8rem;
  color: #d1d5db;
  line-height: 1.45;
}
.eco-platform-points li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.45rem;
  width: 0.35rem;
  height: 0.35rem;
  border-radius: 999px;
  background: #00e5ff;
}
.eco-module-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}
.eco-module-links a {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0.15rem 0.65rem;
  border-radius: 999px;
  border: 1px solid rgba(0, 229, 255, 0.22);
  background: rgba(0, 229, 255, 0.06);
  color: #00e5ff;
  font-size: 0.75rem;
  text-decoration: none;
  transition: background 0.2s ease, border-color 0.2s ease;
}
.eco-module-links a:hover {
  background: rgba(0, 229, 255, 0.14);
  border-color: rgba(0, 229, 255, 0.4);
}
.eco-hw-cats {
  display: grid;
  gap: 1.1rem;
}
@media (min-width: 900px) {
  .eco-hw-cats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
.eco-hw-cat {
  padding: 1.4rem 1.25rem 1.3rem;
  border-radius: 1.15rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(165deg, rgba(17, 24, 39, 0.92), rgba(17, 24, 39, 0.5));
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.eco-hw-cat:hover {
  border-color: rgba(0, 229, 255, 0.28);
  transform: translateY(-2px);
}
.eco-hw-cat-head {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.eco-hw-cat-icon {
  flex-shrink: 0;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 0.7rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #00e5ff;
  border: 1px solid rgba(0, 229, 255, 0.22);
  background: rgba(0, 229, 255, 0.08);
}
.eco-hw-cat-icon i,
.eco-hw-cat-icon svg {
  width: 1.1rem;
  height: 1.1rem;
}
.eco-hw-cat-head h3 {
  margin: 0 0 0.25rem;
  font-size: 1.05rem;
  font-weight: 700;
}
.eco-hw-cat-head p {
  margin: 0;
  font-size: 0.8rem;
  color: #9ca3af;
  line-height: 1.45;
}
.eco-hw-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-bottom: 1rem;
}
.eco-hw-item {
  padding: 0.7rem 0.8rem;
  border-radius: 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(10, 14, 26, 0.45);
}
.eco-hw-item strong {
  display: block;
  margin-bottom: 0.25rem;
  font-size: 0.875rem;
  color: #fff;
}
.eco-hw-item span {
  display: block;
  font-size: 0.78rem;
  line-height: 1.5;
  color: #9ca3af;
}
.eco-protocol {
  margin-top: 1.75rem;
  padding: 1.5rem 1.5rem 1.4rem;
  border-radius: 1.15rem;
  border: 1px solid rgba(0, 229, 255, 0.16);
  background:
    radial-gradient(ellipse at top left, rgba(0, 229, 255, 0.08), transparent 55%),
    rgba(17, 24, 39, 0.8);
}
.eco-protocol h3 {
  margin: 0 0 0.55rem;
  font-size: 1.1rem;
  font-weight: 700;
}
.eco-protocol p {
  margin: 0 0 1rem;
  font-size: 0.9rem;
  line-height: 1.7;
  color: #9ca3af;
}
.eco-protocol-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.eco-protocol-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0.2rem 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(0, 229, 255, 0.22);
  background: rgba(0, 229, 255, 0.06);
  color: #00e5ff;
  font-size: 0.75rem;
}
.eco-value-grid {
  display: grid;
  gap: 1rem;
}
@media (min-width: 768px) {
  .eco-value-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
.eco-value-card {
  padding: 1.4rem 1.35rem;
  border-radius: 1.1rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(17, 24, 39, 0.78);
}
.eco-value-num {
  display: inline-block;
  margin-bottom: 0.75rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: #00e5ff;
}
.eco-value-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  font-weight: 700;
}
.eco-value-card p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.65;
  color: #9ca3af;
}
.eco-teaser-grid {
  display: grid;
  gap: 1rem;
}
@media (min-width: 768px) {
  .eco-teaser-grid {
    grid-template-columns: 1fr 1fr;
  }
}
.eco-teaser-card {
  display: block;
  padding: 1.75rem 1.6rem;
  border-radius: 1.2rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(160deg, rgba(17, 24, 39, 0.92), rgba(13, 71, 161, 0.18));
  text-decoration: none;
  color: inherit;
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.eco-teaser-card:hover {
  border-color: rgba(0, 229, 255, 0.35);
  transform: translateY(-3px);
}
.eco-teaser-card h3 {
  margin: 0 0 0.55rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
}
.eco-teaser-card p {
  margin: 0 0 1rem;
  font-size: 0.9rem;
  line-height: 1.65;
  color: #9ca3af;
}
.eco-teaser-card span {
  font-size: 0.85rem;
  color: #00e5ff;
}

/* About page */
.about-hero {
  min-height: 72vh;
  min-height: 72dvh;
}
.about-visual {
  position: relative;
  border-radius: 1.25rem;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.08), rgba(13, 71, 161, 0.28));
}
.about-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.about-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 14, 26, 0.35), transparent 55%);
  pointer-events: none;
}
.about-strength {
  padding: 1.5rem;
  border-radius: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(17, 24, 39, 0.72);
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.about-strength:hover {
  border-color: rgba(0, 229, 255, 0.28);
  transform: translateY(-2px);
}
@media (prefers-reduced-motion: reduce) {
  .about-strength:hover {
    transform: none;
  }
}
.about-strength-icon {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  background: rgba(0, 229, 255, 0.1);
  color: #00e5ff;
}
.about-strength-icon i,
.about-strength-icon svg {
  width: 1.35rem;
  height: 1.35rem;
}
.about-strength h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
}
.about-strength p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.65;
  color: #6b7280;
}
.about-culture {
  display: grid;
  gap: 2rem;
  padding: 2rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
@media (min-width: 1024px) {
  .about-culture {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.4fr);
    align-items: end;
    gap: 3rem;
  }
}
.about-culture-motto {
  margin: 0.75rem 0 0;
  font-size: 1.05rem;
  color: #00e5ff;
  letter-spacing: 0.06em;
}
.about-culture-values {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem 1.5rem;
}
@media (min-width: 768px) {
  .about-culture-values {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}
.about-culture-values li {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding-left: 0.85rem;
  border-left: 2px solid rgba(0, 229, 255, 0.45);
}
.about-culture-values strong {
  font-size: 1rem;
  color: #fff;
}
.about-culture-values span {
  font-size: 0.8125rem;
  line-height: 1.5;
  color: #6b7280;
}
.about-cap-grid {
  display: grid;
  gap: 0.75rem;
}
@media (min-width: 768px) {
  .about-cap-grid {
    grid-template-columns: 1fr 1fr;
  }
}
.about-cap-link {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  column-gap: 1rem;
  align-items: center;
  padding: 1.25rem 1.35rem;
  border-radius: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(17, 24, 39, 0.55);
  text-decoration: none;
  transition: border-color 0.25s ease, background 0.25s ease, transform 0.25s ease;
}
.about-cap-link:hover {
  border-color: rgba(0, 229, 255, 0.35);
  background: rgba(0, 229, 255, 0.05);
  transform: translateX(4px);
}
@media (prefers-reduced-motion: reduce) {
  .about-cap-link:hover {
    transform: none;
  }
}
.about-cap-label {
  grid-column: 1;
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
}
.about-cap-desc {
  grid-column: 1;
  margin-top: 0.25rem;
  font-size: 0.875rem;
  color: #6b7280;
}
.about-cap-arrow {
  grid-column: 2;
  grid-row: 1 / span 2;
  color: #00e5ff;
  font-size: 1.25rem;
  opacity: 0.7;
  transition: opacity 0.2s ease, transform 0.2s ease;
}
.about-cap-link:hover .about-cap-arrow {
  opacity: 1;
  transform: translateX(3px);
}
.about-logo-wall {
  max-width: 100%;
}
.about-contact {
  display: grid;
  gap: 2.5rem;
  padding: 2.5rem;
  border-radius: 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    radial-gradient(ellipse at top right, rgba(0, 229, 255, 0.08), transparent 55%),
    rgba(17, 24, 39, 0.65);
}
@media (min-width: 1024px) {
  .about-contact {
    grid-template-columns: minmax(0, 1.15fr) auto minmax(0, 1.15fr);
    gap: 2.25rem 2.75rem;
    padding: 3rem;
    align-items: center;
  }
}
.about-contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.about-contact-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.9rem;
  color: #9ca3af;
}
.about-contact-list i,
.about-contact-list svg {
  width: 1rem;
  height: 1rem;
  margin-top: 0.15rem;
  flex-shrink: 0;
  color: #00e5ff;
}
.about-contact-list a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}
.about-contact-list a:hover {
  color: #00e5ff;
}
.about-contact-qr {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  text-align: center;
}
.about-contact-qr__frame {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem;
  border-radius: 0.75rem;
  background:
    radial-gradient(circle at 50% 45%, rgba(0, 229, 255, 0.12), transparent 62%),
    #0b1220;
  border: 1px solid rgba(0, 229, 255, 0.22);
  box-shadow: 0 0 28px rgba(0, 229, 255, 0.1);
}
.about-contact-qr__frame img {
  display: block;
  width: 132px;
  height: auto;
  border-radius: 0.3rem;
}
.about-contact-qr__caption {
  margin: 0;
  font-size: 0.78rem;
  color: #94a3b8;
  letter-spacing: 0.02em;
}
.about-contact-cta h3 {
  margin: 0 0 0.75rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
}
.about-contact-cta p {
  margin: 0 0 1.5rem;
  font-size: 0.9rem;
  line-height: 1.65;
  color: #9ca3af;
}

/* OpenAPI page */
.openapi-hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  opacity: 0.18;
  background-image:
    linear-gradient(rgba(0, 229, 255, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 255, 0.07) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 20%, transparent 75%);
  animation: openapi-grid-drift 28s linear infinite;
  pointer-events: none;
}
.openapi-hero-bg::after {
  z-index: 1;
  background:
    linear-gradient(to top, rgba(10, 14, 26, 0.9) 0%, rgba(10, 14, 26, 0.52) 42%, rgba(10, 14, 26, 0.6) 100%),
    radial-gradient(ellipse at center, rgba(10, 14, 26, 0.3) 0%, rgba(10, 14, 26, 0.75) 72%);
}
@keyframes openapi-grid-drift {
  from { background-position: 0 0, 0 0; }
  to { background-position: 48px 48px, 48px 48px; }
}
@media (prefers-reduced-motion: reduce) {
  .openapi-hero-bg::before { animation: none; }
}
.openapi-hero-stage {
  gap: 0;
}
.openapi-hero-stage .solution-hero-title {
  max-width: 14em;
}
.openapi-diagram {
  display: grid;
  grid-template-columns: 1fr auto auto auto 1fr;
  align-items: center;
  gap: 0.65rem 0.75rem;
  width: min(980px, 100%);
  margin-top: 2.75rem;
  padding: 1.35rem 1.1rem 1.2rem;
  border-radius: 1.25rem;
  border: 1px solid rgba(0, 229, 255, 0.16);
  background: rgba(10, 14, 26, 0.55);
  backdrop-filter: blur(12px);
  animation: openapi-diagram-in 0.9s ease-out both;
  animation-delay: 0.15s;
}
@keyframes openapi-diagram-in {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}
.openapi-diagram-lane {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  min-width: 0;
}
.openapi-diagram-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(0, 229, 255, 0.75);
  text-align: center;
}
.openapi-diagram-nodes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}
.openapi-diagram-node {
  min-height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 0.4rem;
  border-radius: 0.7rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(17, 24, 39, 0.85);
  color: #d1d5db;
  font-size: 0.78rem;
  font-weight: 600;
  text-align: center;
}
.openapi-diagram-flow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  min-width: 3.5rem;
}
.openapi-diagram-flow-line {
  display: block;
  width: 100%;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, transparent, rgba(0, 229, 255, 0.55), transparent);
  position: relative;
  overflow: hidden;
}
.openapi-diagram-flow-line::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, #00e5ff, transparent);
  transform: translateX(-100%);
  animation: openapi-flow 2.2s ease-in-out infinite;
}
@keyframes openapi-flow {
  0% { transform: translateX(-100%); opacity: 0; }
  30% { opacity: 1; }
  100% { transform: translateX(100%); opacity: 0; }
}
.openapi-diagram-flow-tag {
  font-size: 0.65rem;
  font-weight: 600;
  color: rgba(165, 243, 252, 0.9);
  white-space: nowrap;
}
.openapi-diagram-hub {
  position: relative;
  min-width: 8.8rem;
  padding: 1.15rem 1rem;
  border-radius: 1rem;
  border: 1px solid rgba(0, 229, 255, 0.4);
  background: linear-gradient(160deg, rgba(0, 229, 255, 0.16), rgba(13, 71, 161, 0.35));
  text-align: center;
}
.openapi-diagram-hub strong {
  display: block;
  font-size: 0.95rem;
  color: #fff;
}
.openapi-diagram-hub em {
  display: block;
  margin-top: 0.25rem;
  font-style: normal;
  font-size: 0.7rem;
  color: rgba(0, 229, 255, 0.9);
}
.openapi-diagram-hub-pulse {
  position: absolute;
  inset: -6px;
  border-radius: 1.15rem;
  border: 1px solid rgba(0, 229, 255, 0.35);
  animation: eco-pulse 2.4s ease-out infinite;
  pointer-events: none;
}
@media (prefers-reduced-motion: reduce) {
  .openapi-diagram { animation: none; }
  .openapi-diagram .flow-link-line::after,
  .openapi-diagram-hub-pulse { animation: none; }
}
@media (max-width: 900px) {
  .openapi-diagram {
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }
  .openapi-diagram-hub { justify-self: center; }
  .openapi-diagram > .flow-link {
    flex-direction: row;
    min-width: 0;
    width: 100%;
    max-width: 12rem;
    justify-self: center;
  }
  .openapi-diagram > .flow-link .flow-link-line {
    width: 2px;
    min-width: 2px;
    height: 1.75rem;
    background: linear-gradient(180deg, transparent, rgba(0, 229, 255, 0.55), transparent);
  }
  .openapi-diagram > .flow-link .flow-link-line::after {
    background: linear-gradient(180deg, transparent, #00e5ff, transparent);
    animation-name: flow-link-v;
  }
}
.openapi-app-grid {
  display: grid;
  gap: 1rem;
}
@media (min-width: 700px) {
  .openapi-app-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (min-width: 1100px) {
  .openapi-app-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
.openapi-app-card {
  padding: 1.4rem 1.3rem 1.25rem;
  border-radius: 1.1rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(17, 24, 39, 0.72);
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.openapi-app-card:hover {
  border-color: rgba(0, 229, 255, 0.3);
  transform: translateY(-2px);
}
.openapi-app-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.7rem;
  display: grid;
  place-items: center;
  margin-bottom: 0.85rem;
  background: rgba(0, 229, 255, 0.1);
  color: #00e5ff;
}
.openapi-app-icon i,
.openapi-app-icon svg {
  width: 1.15rem;
  height: 1.15rem;
}
.openapi-app-card h3 {
  margin: 0 0 0.45rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
}
.openapi-app-card p {
  margin: 0 0 0.85rem;
  font-size: 0.88rem;
  line-height: 1.6;
  color: #9ca3af;
}
.openapi-app-card a {
  font-size: 0.85rem;
  color: #00e5ff;
  text-decoration: none;
}
.openapi-app-card a:hover {
  text-decoration: underline;
}
.openapi-integrate {
  margin-top: 1.75rem;
  padding: 1.35rem 1.4rem;
  border-radius: 1.1rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(160deg, rgba(17, 24, 39, 0.85), rgba(13, 71, 161, 0.16));
}
.openapi-integrate h3 {
  margin: 0 0 0.85rem;
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
}
.openapi-integrate-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}
.openapi-integrate-tags span {
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(0, 229, 255, 0.28);
  color: #a5f3fc;
  font-size: 0.8rem;
}
.openapi-hw-steps {
  display: grid;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
@media (min-width: 900px) {
  .openapi-hw-steps {
    grid-template-columns: 1fr auto 1fr auto 1fr;
    align-items: center;
  }
  .openapi-hw-steps > .flow-link {
    justify-self: center;
  }
}
@media (max-width: 899px) {
  .openapi-hw-steps > .flow-link {
    justify-self: center;
    flex-direction: row;
    width: 100%;
    max-width: 8rem;
  }
  .openapi-hw-steps > .flow-link .flow-link-line {
    width: 2px;
    min-width: 2px;
    height: 1.5rem;
    background: linear-gradient(180deg, transparent, rgba(0, 229, 255, 0.55), transparent);
  }
  .openapi-hw-steps > .flow-link .flow-link-line::after {
    background: linear-gradient(180deg, transparent, #00e5ff, transparent);
    animation-name: flow-link-v;
  }
}
.openapi-hw-step {
  padding: 1.35rem 1.25rem;
  border-radius: 1.1rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(17, 24, 39, 0.72);
}
.openapi-hw-num {
  display: inline-block;
  margin-bottom: 0.65rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: #00e5ff;
}
.openapi-hw-step h3 {
  margin: 0 0 0.45rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
}
.openapi-hw-step p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.6;
  color: #9ca3af;
}
.openapi-hw-link {
  margin: 1rem 0 0;
}
.openapi-hw-link a {
  color: #00e5ff;
  font-size: 0.9rem;
  text-decoration: none;
}
.openapi-hw-link a:hover {
  text-decoration: underline;
}
.openapi-cap-grid {
  display: grid;
  gap: 1.5rem;
}
@media (min-width: 1000px) {
  .openapi-cap-grid {
    grid-template-columns: 1fr 1.1fr;
    align-items: start;
  }
}
.openapi-cap-list {
  display: grid;
  gap: 1rem;
}
.openapi-cap-item {
  display: flex;
  gap: 0.9rem;
  padding: 1.1rem 1rem;
  border-radius: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(17, 24, 39, 0.65);
}
.openapi-cap-icon {
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 0.7rem;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  background: rgba(0, 229, 255, 0.1);
  color: #00e5ff;
}
.openapi-cap-icon i,
.openapi-cap-icon svg {
  width: 1.1rem;
  height: 1.1rem;
}
.openapi-cap-item h4 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
}
.openapi-cap-item p {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.6;
  color: #9ca3af;
}


/* Homepage eco + openapi connect */
.home-connect-track {
  display: grid;
  gap: 1rem;
  align-items: stretch;
}
@media (min-width: 900px) {
  .home-connect-track {
    grid-template-columns: 1fr auto 1fr auto 1fr;
    align-items: center;
    gap: 0.75rem 0.65rem;
  }
  .home-connect-track > .flow-link {
    justify-self: center;
  }
}
@media (max-width: 899px) {
  .home-connect-track > .flow-link {
    justify-self: center;
  }
  .home-connect-track > .flow-link:not(.flow-link--v) {
    flex-direction: row;
    min-width: 0;
    width: 100%;
    max-width: 10rem;
  }
  .home-connect-track > .flow-link:not(.flow-link--v) .flow-link-line {
    width: 2px;
    min-width: 2px;
    height: 1.5rem;
    background: linear-gradient(180deg, transparent, rgba(0, 229, 255, 0.55), transparent);
  }
  .home-connect-track > .flow-link:not(.flow-link--v) .flow-link-line::after {
    background: linear-gradient(180deg, transparent, #00e5ff, transparent);
    animation-name: flow-link-v;
  }
}
.home-connect-track .eco-teaser-card {
  height: 100%;
}

/* About capability track */
.about-cap-track {
  display: grid;
  gap: 0.75rem;
  align-items: stretch;
}
@media (min-width: 900px) {
  .about-cap-track {
    grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
    align-items: center;
    gap: 0.55rem;
  }
  .about-cap-track > .flow-link {
    justify-self: center;
  }
  .about-cap-track .about-cap-link {
    height: 100%;
  }
}
@media (max-width: 899px) {
  .about-cap-track > .flow-link {
    justify-self: center;
    flex-direction: row;
    width: 100%;
    max-width: 8rem;
  }
  .about-cap-track > .flow-link .flow-link-line {
    width: 2px;
    min-width: 2px;
    height: 1.35rem;
    background: linear-gradient(180deg, transparent, rgba(0, 229, 255, 0.55), transparent);
  }
  .about-cap-track > .flow-link .flow-link-line::after {
    background: linear-gradient(180deg, transparent, #00e5ff, transparent);
    animation-name: flow-link-v;
  }
}

/* 字体回退：Plus Jakarta Sans 已自托管(assets/fonts)，中文显式回退到系统字体栈，去掉无法加载的 Noto Sans SC */
:root{
  --font-body:'Plus Jakarta Sans',-apple-system,BlinkMacSystemFont,'PingFang SC','Microsoft YaHei','Hiragino Sans GB',sans-serif;
  --font-sans:'Plus Jakarta Sans',-apple-system,BlinkMacSystemFont,'PingFang SC','Microsoft YaHei','Hiragino Sans GB',sans-serif;
  --font-display:'Plus Jakarta Sans',-apple-system,BlinkMacSystemFont,'PingFang SC','Microsoft YaHei','Hiragino Sans GB',sans-serif;
}

/* ===== 新闻动态模块（自含样式，不依赖未编译的 Tailwind 任意值类）===== */
.max-w-\[1200px\]{max-width:1200px;margin-left:auto;margin-right:auto;}
.max-w-\[820px\]{max-width:820px;margin-left:auto;margin-right:auto;}

.news-page-title{font-size:2.25rem;line-height:1.15;font-weight:800;letter-spacing:-0.02em;margin-bottom:1rem;}
.news-page-sub{color:#9ca3af;font-size:1.125rem;max-width:42rem;line-height:1.7;margin-bottom:0;}

.news-filters{display:flex;flex-wrap:wrap;gap:0.75rem;margin-bottom:2.5rem;}
.news-chip{font-size:0.875rem;color:#9ca3af;background:rgba(255,255,255,0.04);border:1px solid rgba(0,229,255,0.12);padding:0.4rem 1rem;border-radius:9999px;cursor:pointer;transition:all .25s;}
.news-chip:hover{color:#fff;border-color:rgba(0,229,255,0.4);}
.news-chip.active{color:#04141a;background:#00e5ff;border-color:#00e5ff;font-weight:600;}

.news-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5rem;}
.news-card{display:block;background:rgba(255,255,255,0.03);border:1px solid rgba(0,229,255,0.1);border-radius:1rem;padding:1.5rem;transition:all .3s;}
.news-card:hover{border-color:rgba(0,229,255,0.4);background:rgba(255,255,255,0.06);}
.news-card-meta{display:flex;align-items:center;gap:0.75rem;margin-bottom:1rem;}
.news-cat{display:inline-flex;align-items:center;font-size:0.75rem;font-weight:600;padding:0.2rem 0.6rem;border-radius:9999px;line-height:1.4;}
.cat-product{background:rgba(34,211,238,0.15);color:#67e8f9;}
.cat-case{background:rgba(74,222,128,0.15);color:#86efac;}
.cat-eco{background:rgba(129,140,248,0.15);color:#a5b4fc;}
.cat-insight{background:rgba(251,191,36,0.15);color:#fcd34d;}
.cat-company{background:rgba(192,132,252,0.15);color:#d8b4fe;}
.cat-event{background:rgba(251,113,133,0.15);color:#fda4af;}
.news-date{font-size:0.875rem;color:#6b7280;}
.news-card-title{font-size:1.25rem;font-weight:700;margin-bottom:0.5rem;transition:color .3s;line-height:1.4;color:#fff;}
.news-card:hover .news-card-title{color:#00e5ff;}
.news-card-excerpt{font-size:0.875rem;color:#9ca3af;line-height:1.7;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.news-card-more{display:inline-flex;align-items:center;gap:0.25rem;margin-top:1rem;font-size:0.875rem;color:#00e5ff;}

.news-breadcrumb{font-size:0.875rem;color:#6b7280;display:flex;align-items:center;gap:0.5rem;flex-wrap:wrap;}
.news-breadcrumb a{color:#9ca3af;transition:color .2s;}
.news-breadcrumb a:hover{color:#00e5ff;}
.news-breadcrumb .current{color:#d1d5db;}
.news-article-meta{display:flex;align-items:center;gap:0.75rem;margin-bottom:1rem;}
.news-article-title{font-size:1.875rem;line-height:1.25;font-weight:800;letter-spacing:-0.01em;margin-bottom:1.5rem;color:#fff;}
.news-article-foot{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-top:3rem;padding-top:2rem;border-top:1px solid rgba(0,229,255,0.1);flex-wrap:wrap;}
.news-back{display:inline-flex;align-items:center;gap:0.25rem;font-size:0.875rem;color:#00e5ff;}

.article-body{color:#cbd5e1;font-size:1rem;line-height:1.9;}
.article-body p{margin-bottom:1.25rem;}
.article-body h3{font-size:1.25rem;font-weight:700;color:#fff;margin:2rem 0 0.75rem;}

/* ===== 新闻详情页优化（语义化，零依赖未编译 Tailwind）===== */
.article-breadcrumb{margin-bottom:1.5rem;}
.article-progress{position:fixed;top:0;left:0;height:3px;width:0;background:linear-gradient(90deg,#00e5ff,#22d3ee);z-index:60;transition:width .12s linear;}
.article-detail{max-width:820px;margin:0 auto;padding:7rem 1.5rem 4rem;}
.article-hero{padding-bottom:1.5rem;}
.article-meta-row{display:flex;align-items:center;flex-wrap:wrap;gap:0.5rem;margin-bottom:1.25rem;font-size:0.875rem;}
.article-dot{color:#475569;}
.article-meta-item{color:#9ca3af;}
.article-title{font-size:2rem;line-height:1.25;font-weight:800;letter-spacing:-0.01em;color:#fff;margin-bottom:1.25rem;}
.article-lead{font-size:1.05rem;line-height:1.8;color:#cbd5e1;}
.article-cover{margin:0 0 2.5rem;}
.article-cover-inner{position:relative;border-radius:1rem;padding:3rem 2rem;overflow:hidden;min-height:170px;display:flex;flex-direction:column;justify-content:flex-end;}
.article-cover-cat{font-size:0.8rem;font-weight:600;color:rgba(255,255,255,.85);margin-bottom:0.5rem;}
.article-cover-title{font-size:1.5rem;font-weight:800;color:#fff;line-height:1.3;max-width:92%;}
.article-cover-inner::after{content:"";position:absolute;inset:0;background:radial-gradient(120% 120% at 100% 0%,rgba(255,255,255,.18),transparent 60%);pointer-events:none;}
.cat-bg-product{background:linear-gradient(135deg,#0e7490,#0891b2);}
.cat-bg-case{background:linear-gradient(135deg,#047857,#10b981);}
.cat-bg-eco{background:linear-gradient(135deg,#4338ca,#6366f1);}
.cat-bg-insight{background:linear-gradient(135deg,#b45309,#f59e0b);}
.cat-bg-company{background:linear-gradient(135deg,#7c3aed,#a855f7);}
.cat-bg-event{background:linear-gradient(135deg,#be123c,#f43f5e);}
.article-content{} /* 容器，样式随父级 */
.article-body{color:#cbd5e1;font-size:1.05rem;line-height:1.95;}
.article-body p{margin-bottom:1.4rem;}
.article-body h2{font-size:1.5rem;font-weight:800;color:#fff;margin:2.5rem 0 1rem;letter-spacing:-0.01em;}
.article-body h3{font-size:1.2rem;font-weight:700;color:#fff;margin:2rem 0 0.75rem;}
.article-body strong{color:#fff;font-weight:700;}
.article-body a{color:#00e5ff;text-decoration:underline;text-underline-offset:3px;}
.article-body ul,.article-body ol{margin:0 0 1.4rem 1.2rem;}
.article-body li{margin-bottom:0.5rem;}
.article-body ul li{list-style:disc;}
.article-body ol li{list-style:decimal;}
.article-body blockquote{border-left:3px solid #00e5ff;padding:0.6rem 0 0.6rem 1.25rem;margin:1.6rem 0;color:#e2e8f0;font-size:1.1rem;font-style:italic;background:rgba(0,229,255,.04);border-radius:0 .5rem .5rem 0;}
.article-body img{max-width:100%;border-radius:.75rem;margin:1.5rem 0;}
.article-body figure{margin:1.5rem 0;}
.article-body figcaption{font-size:.85rem;color:#64748b;text-align:center;margin-top:.5rem;}
.article-callout{margin:2rem 0;padding:1.25rem 1.5rem;border-radius:.75rem;background:rgba(0,229,255,.06);border:1px solid rgba(0,229,255,.18);}
.article-callout-label{font-size:.8rem;font-weight:700;color:#67e8f9;letter-spacing:.05em;margin-bottom:.5rem;}
.article-callout p{margin:0;color:#cbd5e1;font-size:.95rem;line-height:1.7;}
.article-share{display:flex;align-items:center;gap:.75rem;margin:2.5rem 0 1rem;flex-wrap:wrap;}
.article-share-label{font-size:.9rem;color:#94a3b8;}
.share-btn{display:inline-flex;align-items:center;gap:.4rem;font-size:.85rem;color:#cbd5e1;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);padding:.45rem .9rem;border-radius:9999px;cursor:pointer;transition:all .25s;}
.share-btn:hover{border-color:rgba(0,229,255,.4);color:#00e5ff;}
.share-btn svg{width:16px;height:16px;}
.author-card{display:flex;align-items:center;gap:1rem;margin:2.5rem 0;padding:1.25rem 1.5rem;border-radius:1rem;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);}
.author-avatar{width:48px;height:48px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;color:#04141a;background:linear-gradient(135deg,#00e5ff,#22d3ee);flex:0 0 auto;}
.author-name{font-weight:700;color:#fff;margin-bottom:.2rem;}
.author-desc{font-size:.85rem;color:#94a3b8;line-height:1.5;}
.related-articles{margin:3rem 0 2rem;}
.related-title{font-size:1.35rem;font-weight:800;color:#fff;margin-bottom:1.25rem;}
.related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:1rem;}
.related-card{display:block;background:rgba(255,255,255,.03);border:1px solid rgba(0,229,255,.1);border-radius:.75rem;padding:1.1rem;transition:all .3s;}
.related-card:hover{border-color:rgba(0,229,255,.4);background:rgba(255,255,255,.06);}
.related-card .rc-meta{display:flex;align-items:center;gap:.5rem;margin-bottom:.6rem;}
.related-card .rc-title{font-size:1rem;font-weight:700;color:#fff;line-height:1.4;transition:color .3s;}
.related-card:hover .rc-title{color:#00e5ff;}
.related-card .rc-excerpt{font-size:.82rem;color:#94a3b8;line-height:1.6;margin-top:.5rem;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.article-foot-actions{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-top:2.5rem;padding-top:2rem;border-top:1px solid rgba(0,229,255,.1);flex-wrap:wrap;}
.news-cta-title{font-size:1.875rem;line-height:1.25;font-weight:800;letter-spacing:-0.02em;margin-bottom:1rem;}
@media (max-width:640px){
  .article-title{font-size:1.6rem;}
  .article-cover-inner{padding:2rem 1.25rem;min-height:140px;}
  .related-grid{grid-template-columns:1fr;}
}

/* ===== 转化页：预约演示 / 版本方案（语义化，零未编译 Tailwind 依赖）===== */
.conv-wrap{max-width:1120px;margin:0 auto;padding:0 1.5rem;}
.conv-hero{padding:8rem 0 3.25rem;text-align:center;}
.conv-hero .section-eyebrow{display:inline-block;margin-bottom:1rem;}
.conv-title{font-size:2.5rem;line-height:1.15;font-weight:800;letter-spacing:-0.02em;margin-bottom:1rem;}
.conv-sub{color:#9ca3af;font-size:1.125rem;max-width:44rem;margin:0 auto;line-height:1.7;}

/* 预约演示 双栏 */
.demo-layout{display:grid;grid-template-columns:1fr;gap:2.5rem;align-items:start;padding-bottom:5rem;}
@media(min-width:992px){.demo-layout{grid-template-columns:1.05fr 1fr;gap:3rem;}}
.demo-aside-title{font-size:1.25rem;font-weight:700;margin-bottom:1.25rem;color:#fff;}
.demo-aside-list{display:flex;flex-direction:column;gap:1.1rem;}
.demo-aside-item{display:flex;gap:0.85rem;align-items:flex-start;}
.demo-aside-icon{flex:0 0 auto;width:2.25rem;height:2.25rem;border-radius:0.75rem;display:flex;align-items:center;justify-content:center;background:rgba(0,229,255,0.12);color:#00e5ff;}
.demo-aside-icon svg{width:1.25rem;height:1.25rem;}
.demo-aside-item h4{font-size:1rem;font-weight:600;color:#fff;margin-bottom:0.2rem;}
.demo-aside-item p{font-size:0.875rem;color:#9ca3af;line-height:1.6;}
.demo-contact-note{margin-top:1.5rem;padding-top:1.25rem;border-top:1px solid rgba(0,229,255,0.12);font-size:0.875rem;color:#9ca3af;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1.25rem 1.5rem;}
.demo-contact-note__info{display:flex;flex-direction:column;gap:0.4rem;min-width:0;}
.demo-contact-note a{color:#00e5ff;}
.demo-contact-note__qr{display:flex;flex-direction:column;align-items:center;gap:0.55rem;text-align:center;margin-left:auto;}
.demo-contact-note__qr-frame{display:flex;align-items:center;justify-content:center;padding:0.45rem;border-radius:0.65rem;background:radial-gradient(circle at 50% 45%,rgba(0,229,255,0.12),transparent 62%),#0b1220;border:1px solid rgba(0,229,255,0.22);box-shadow:0 0 24px rgba(0,229,255,0.1);}
.demo-contact-note__qr-frame img{display:block;width:112px;height:auto;border-radius:0.25rem;}
.demo-contact-note__qr-caption{margin:0;font-size:0.75rem;color:#94a3b8;}
@media(max-width:520px){
  .demo-contact-note{justify-content:center;text-align:center;}
  .demo-contact-note__info{align-items:center;width:100%;}
  .demo-contact-note__qr{margin-left:0;}
}
.demo-form-card .contact-form{box-shadow:0 24px 60px -34px rgba(0,229,255,0.35);}
.demo-form-head{margin-bottom:1.25rem;}
.demo-form-head h3{font-size:1.25rem;font-weight:700;color:#fff;margin-bottom:0.35rem;}
.demo-form-head p{font-size:0.875rem;color:#9ca3af;}
.req{color:#f87171;}
.field-gap{margin-top:1rem;}
.contact-field-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem;}
@media(max-width:520px){.contact-field-row{grid-template-columns:1fr;}}
.demo-form-card .btn-cta{width:100%;justify-content:center;margin-top:1.25rem;}
.demo-form-card .contact-form-status{margin-top:0.75rem;}
.demo-opt{color:#64748b;font-weight:400;font-size:0.8rem;}
.demo-modules{margin-top:0.1rem;}
.demo-chips{display:flex;flex-wrap:wrap;gap:0.6rem;}
.demo-chip{position:relative;display:inline-flex;align-items:center;gap:0.45rem;padding:0.5rem 0.9rem;border-radius:9999px;border:1px solid rgba(255,255,255,0.14);background:rgba(10,14,26,0.6);color:#cbd5e1;font-size:0.875rem;line-height:1.2;cursor:pointer;user-select:none;transition:border-color var(--motion-fast) var(--ease-out),background var(--motion-fast) var(--ease-out),color var(--motion-fast) var(--ease-out);}
.demo-chip input{position:absolute;opacity:0;width:0;height:0;}
.demo-chip .dot{flex:0 0 auto;width:0.5rem;height:0.5rem;border-radius:9999px;background:rgba(255,255,255,0.25);transition:background var(--motion-fast) var(--ease-out);}
.demo-chip:hover{border-color:rgba(0,229,255,0.4);color:#fff;}
.demo-chip:has(input:checked){border-color:rgba(0,229,255,0.7);background:rgba(0,229,255,0.12);color:#fff;}
.demo-chip:has(input:checked) .dot{background:#00e5ff;}

/* 自定义下拉（园区类型） */
.demo-select{position:relative;width:100%;}
.demo-select-trigger{display:flex;align-items:center;justify-content:space-between;width:100%;min-height:44px;padding:0.65rem 0.85rem;border-radius:0.75rem;border:1px solid rgba(255,255,255,0.12);background:rgba(10,14,26,0.85);color:#fff;font:inherit;font-size:0.95rem;line-height:1.4;text-align:left;cursor:pointer;transition:border-color var(--motion-fast) var(--ease-out),background var(--motion-fast) var(--ease-out);}
.demo-select-trigger:hover{border-color:rgba(0,229,255,0.35);background:rgba(10,14,26,0.95);}
.demo-select-trigger:focus-visible,.demo-select.is-open .demo-select-trigger{border-color:rgba(0,229,255,0.55);outline:none;}
.demo-select-text.is-placeholder{color:#94a3b8;}
.demo-select-arrow{display:inline-block;width:0;height:0;border-left:5px solid transparent;border-right:5px solid transparent;border-top:5px solid rgba(255,255,255,0.55);transition:transform var(--motion-fast) var(--ease-out);}
.demo-select.is-open .demo-select-arrow{transform:rotate(180deg);}
.demo-select-dropdown{position:absolute;top:calc(100% + 6px);left:0;right:0;z-index:50;max-height:240px;overflow-y:auto;margin:0;padding:0.35rem;list-style:none;border-radius:0.75rem;border:1px solid rgba(0,229,255,0.25);background:rgba(12,18,32,0.98);box-shadow:0 16px 40px -12px rgba(0,0,0,0.55);opacity:0;visibility:hidden;transform:translateY(-6px);pointer-events:none;transition:opacity var(--motion-fast) var(--ease-out),visibility var(--motion-fast) var(--ease-out),transform var(--motion-fast) var(--ease-out);}
.demo-select.is-open .demo-select-dropdown{opacity:1;visibility:visible;transform:translateY(0);pointer-events:auto;}
.demo-select-dropdown li{padding:0.6rem 0.75rem;border-radius:0.5rem;color:#cbd5e1;font-size:0.9rem;line-height:1.4;cursor:pointer;user-select:none;transition:background var(--motion-fast) var(--ease-out),color var(--motion-fast) var(--ease-out);}
.demo-select-dropdown li:hover,.demo-select-dropdown li.is-focused{background:rgba(0,229,255,0.12);color:#fff;}
.demo-select-dropdown li.is-selected{background:rgba(0,229,255,0.18);color:#00e5ff;}
.demo-select-dropdown li.is-selected::before{content:"";display:inline-block;width:0.4rem;height:0.4rem;margin-right:0.45rem;border-radius:9999px;background:#00e5ff;vertical-align:middle;}
.demo-select-dropdown li[data-value=""]{color:#64748b;}
.demo-select-dropdown li[data-value=""].is-selected{color:#00e5ff;}
.demo-select-dropdown::-webkit-scrollbar{width:6px;}
.demo-select-dropdown::-webkit-scrollbar-thumb{background:rgba(255,255,255,0.15);border-radius:9999px;}
.demo-select-dropdown::-webkit-scrollbar-thumb:hover{background:rgba(255,255,255,0.25);}

/* 版本方案 */
.plans-grid{display:grid;grid-template-columns:1fr;gap:1.5rem;padding-bottom:0.75rem;}
@media(min-width:768px){.plans-grid{grid-template-columns:repeat(3,1fr);}}
.version-card{display:flex;flex-direction:column;background:rgba(255,255,255,0.03);border:1px solid rgba(0,229,255,0.12);border-radius:1.25rem;padding:1.75rem;transition:transform .35s var(--ease-out),border-color .3s,background .3s,box-shadow .3s;position:relative;}
.version-card::before{content:"";position:absolute;inset:0 0 auto 0;height:3px;background:linear-gradient(90deg,transparent,rgba(0,229,255,0.5),transparent);opacity:0;transition:opacity .35s;border-radius:1.25rem 1.25rem 0 0;}
.version-card:hover{transform:translateY(-6px);border-color:rgba(0,229,255,0.4);background:rgba(255,255,255,0.05);box-shadow:0 30px 60px -34px rgba(0,229,255,0.35);}
.version-card:hover::before{opacity:1;}
.version-card.featured{border-color:rgba(0,229,255,0.55);background:rgba(0,229,255,0.06);box-shadow:0 26px 64px -36px rgba(0,229,255,0.45);}
.version-card.featured::before{opacity:1;background:linear-gradient(90deg,transparent,#00e5ff,transparent);}
.version-flag{position:absolute;top:-0.8rem;left:50%;transform:translateX(-50%);background:#00e5ff;color:#04141a;font-size:0.75rem;font-weight:700;padding:0.25rem 0.85rem;border-radius:9999px;white-space:nowrap;}
.version-head{display:flex;align-items:center;gap:0.85rem;margin-bottom:0.7rem;}
.version-ico{flex:0 0 auto;width:2.75rem;height:2.75rem;border-radius:0.85rem;display:flex;align-items:center;justify-content:center;background:rgba(0,229,255,0.12);color:#00e5ff;}
.version-ico svg{width:1.4rem;height:1.4rem;}
.version-badge{display:inline-block;font-size:0.72rem;color:#67e8f9;margin-bottom:0.1rem;}
.version-name{font-size:1.5rem;font-weight:800;color:#fff;line-height:1.1;}
.version-audience{font-size:0.875rem;color:#9ca3af;margin-bottom:1.1rem;line-height:1.55;}
.version-price{display:flex;flex-direction:column;gap:0.15rem;font-size:0.875rem;color:#cbd5e1;margin-bottom:1.25rem;padding-bottom:1.25rem;border-bottom:1px solid rgba(255,255,255,0.08);}
.vp-label{font-size:0.7rem;color:#64748b;text-transform:uppercase;letter-spacing:0.08em;}
.vp-value{font-size:0.95rem;color:#e2e8f0;font-weight:600;}
.version-list{list-style:none;display:flex;flex-direction:column;gap:0.7rem;margin-bottom:1.5rem;flex:1;}
.version-list li{display:flex;gap:0.55rem;align-items:flex-start;font-size:0.9rem;color:#cbd5e1;line-height:1.5;}
.version-list svg{color:#34d399;width:1.1rem;height:1.1rem;flex:0 0 auto;margin-top:0.15rem;}
.version-cta .btn-cta,.version-cta .btn-cta-ghost{width:100%;justify-content:center;}
.plans-note{text-align:center;color:#94a3b8;font-size:0.875rem;padding:0.75rem 0 3rem;}

/* 选型指引 */
.plans-guide{padding-bottom:1.5rem;}
.guide-grid{display:grid;grid-template-columns:1fr;gap:1.1rem;}
@media(min-width:768px){.guide-grid{grid-template-columns:repeat(3,1fr);}}
.guide-card{display:flex;flex-direction:column;gap:0.5rem;background:rgba(255,255,255,0.03);border:1px solid rgba(0,229,255,0.10);border-radius:1rem;padding:1.4rem;transition:border-color .3s,background .3s,transform .3s;}
.guide-card:hover{border-color:rgba(0,229,255,0.4);background:rgba(255,255,255,0.05);transform:translateY(-4px);}
.guide-ico{flex:0 0 auto;width:2.5rem;height:2.5rem;border-radius:0.75rem;display:flex;align-items:center;justify-content:center;background:rgba(0,229,255,0.12);color:#00e5ff;margin-bottom:0.3rem;}
.guide-ico svg{width:1.3rem;height:1.3rem;}
.guide-card h3{font-size:1.05rem;font-weight:700;color:#fff;}
.guide-card p{font-size:0.875rem;color:#9ca3af;line-height:1.6;flex:1;}
.guide-link{font-size:0.85rem;font-weight:600;color:#00e5ff;margin-top:0.4rem;}
.guide-foot{text-align:center;color:#94a3b8;font-size:0.9rem;margin-top:1.5rem;}
.guide-foot a{color:#00e5ff;font-weight:600;}

/* 对比表 */
.compare-title{font-size:1.5rem;font-weight:700;color:#fff;margin:2.5rem 0 1.25rem;}
.compare-wrap{overflow-x:auto;padding-bottom:1rem;-webkit-overflow-scrolling:touch;}
.compare-table{width:100%;min-width:640px;border-collapse:collapse;font-size:0.9rem;table-layout:fixed;}
.compare-table th,.compare-table td{padding:0.9rem 1rem;text-align:left;border-bottom:1px solid rgba(255,255,255,0.08);}
.compare-table thead th{font-size:1rem;color:#fff;font-weight:700;background:rgba(0,229,255,0.05);}
.compare-table thead th:first-child{border-top-left-radius:0.75rem;}
.compare-table thead th:last-child{border-top-right-radius:0.75rem;}
/* 维度列固定占比，三档版本列等宽 */
.compare-table thead th:first-child{width:26%;}
.compare-table thead th:nth-child(2),
.compare-table thead th:nth-child(3),
.compare-table thead th:nth-child(4){width:24.667%;}
.compare-table tbody th{color:#9ca3af;font-weight:500;}
.compare-table td{color:#cbd5e1;}
.compare-table td svg{width:1.1rem;height:1.1rem;vertical-align:-0.2rem;}
.compare-table .is-hl{background:rgba(0,229,255,0.10);}
.compare-table thead th.is-hl{color:#67e8f9;background:rgba(0,229,255,0.16);}
.compare-table .yes{color:#34d399;font-weight:600;}
.compare-table .yes svg{color:#34d399;}
.compare-table .no{color:#64748b;}
.compare-table .no svg{color:#64748b;}

/* FAQ */
.plans-faq{padding-bottom:1rem;}
.faq-list{display:flex;flex-direction:column;gap:0.75rem;}
.faq-item{background:rgba(255,255,255,0.03);border:1px solid rgba(0,229,255,0.10);border-radius:0.85rem;padding:0 1.1rem;transition:border-color .3s;}
.faq-item[open]{border-color:rgba(0,229,255,0.35);}
.faq-item summary{cursor:pointer;list-style:none;padding:1.05rem 0;font-size:0.95rem;font-weight:600;color:#e2e8f0;display:flex;justify-content:space-between;align-items:center;gap:1rem;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"";flex:0 0 auto;width:1.1rem;height:1.1rem;background:currentColor;-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E") center/contain no-repeat;mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E") center/contain no-repeat;color:#00e5ff;transition:transform .3s;}
.faq-item[open] summary::after{transform:rotate(180deg);}
.faq-item p{padding:0 0 1.1rem;font-size:0.875rem;color:#9ca3af;line-height:1.7;}

/* Hero 标签 */
.conv-hero-tags{display:flex;flex-wrap:wrap;gap:0.75rem;justify-content:center;margin-top:1.75rem;}
.conv-tag{display:inline-flex;align-items:center;gap:0.4rem;font-size:0.85rem;color:#cbd5e1;background:rgba(0,229,255,0.06);border:1px solid rgba(0,229,255,0.15);border-radius:9999px;padding:0.4rem 0.9rem;}
.conv-tag svg{width:1rem;height:1rem;color:#34d399;}

/* AI 算法标签 */
.algo-tags{display:flex;flex-wrap:wrap;gap:0.4rem;margin-top:0.5rem;}
.algo-tag{display:inline-flex;align-items:center;font-size:0.72rem;line-height:1.2;color:#cbd5e1;background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.08);border-radius:0.4rem;padding:0.25rem 0.55rem;}

/* 转化页底部 */
.conv-foot{padding:4rem 0 5rem;text-align:center;}
.conv-foot .conv-sub{margin-bottom:1.5rem;}

#plans-cards{scroll-margin-top:6rem;}

/* Homepage feature compact wall (replaces tabbed module grid) */
.feature-wall-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}
@media (min-width: 768px) {
  .feature-wall-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (min-width: 1024px) {
  .feature-wall-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); }
}
.module-mini {
  display: flex;
  align-items: center;
  gap: 0.95rem;
  padding: 1.55rem 1.3rem;
  border-radius: 0.75rem;
  background: rgba(17, 24, 39, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.06);
  text-decoration: none;
  color: inherit;
  position: relative;
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}
.module-mini:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 229, 255, 0.4);
  box-shadow: 0 8px 30px rgba(0, 229, 255, 0.1);
}
.module-mini-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 0.6rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 229, 255, 0.12);
}
.module-mini-icon i,
.module-mini-icon svg {
  width: 1.2rem;
  height: 1.2rem;
  color: #00e5ff;
}
.module-mini-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.module-mini-name {
  font-size: 1rem;
  font-weight: 600;
  color: #e5e7eb;
}
.module-mini-desc {
  font-size: 0.78rem;
  color: #9ca3af;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* 版本方案 / 新闻动态 页背景差异化（顶部淡色晕，与全站纯深色页区分） */
body.page-bg-plans {
  background-color: #0a0e1a;
  background-image: radial-gradient(1100px 520px at 50% -8%, rgba(0, 229, 255, 0.10), transparent 62%);
  background-repeat: no-repeat;
  background-attachment: fixed;
}
body.page-bg-news {
  background-color: #0a0e1a;
  background-image: radial-gradient(1100px 520px at 50% -8%, rgba(124, 92, 255, 0.12), transparent 62%);
  background-repeat: no-repeat;
  background-attachment: fixed;
}

/* —— 定时微信二维码弹层（深色玻璃 · 居中呼吸感） —— */
.sy-qr-popup {
  position: fixed;
  inset: 0;
  z-index: 100000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.28s ease, visibility 0.28s ease;
}

.sy-qr-popup.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.sy-qr-popup__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(2, 8, 23, 0.82);
  border: 0;
  padding: 0;
  cursor: pointer;
}

.sy-qr-popup__panel {
  position: relative;
  z-index: 1;
  width: min(92vw, 360px);
  border-radius: 1.15rem;
  padding: 1.45rem 1.3rem 1.25rem;
  background:
    radial-gradient(120% 80% at 50% -10%, rgba(0, 229, 255, 0.16), transparent 55%),
    linear-gradient(165deg, #121a2b, #070b14);
  border: 1px solid rgba(148, 163, 184, 0.16);
  box-shadow: 0 28px 60px rgba(0, 0, 0, 0.55);
  transform: scale(0.94);
  transition: transform 0.28s ease;
  overflow: hidden;
}

.sy-qr-popup__panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 10%;
  right: 10%;
  height: 2px;
  border-radius: 9999px;
  background: linear-gradient(90deg, transparent, #00e5ff, transparent);
  opacity: 0.85;
  pointer-events: none;
}

.sy-qr-popup.is-open .sy-qr-popup__panel {
  transform: scale(1);
}

.sy-qr-popup__header {
  text-align: center;
  margin-bottom: 1.05rem;
  padding-right: 0.5rem;
}

.sy-qr-popup__brand {
  margin: 0 0 0.45rem;
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: #00e5ff;
}

.sy-qr-popup__title {
  margin: 0 0 0.35rem;
  font-size: 1.35rem;
  font-weight: 700;
  color: #f8fafc;
  line-height: 1.3;
}

.sy-qr-popup__desc {
  margin: 0;
  font-size: 0.78rem;
  color: #94a3b8;
  line-height: 1.5;
}

.sy-qr-popup__qr-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  width: fit-content;
  margin: 0 auto;
  padding: 0.55rem;
  border-radius: 0.65rem;
  background:
    radial-gradient(circle at 50% 45%, rgba(0, 229, 255, 0.12), transparent 62%),
    #0b1220;
  border: 1px solid rgba(0, 229, 255, 0.2);
  box-shadow: 0 0 28px rgba(0, 229, 255, 0.12);
}

.sy-qr-popup__img {
  display: block;
  width: min(58vw, 168px);
  height: auto;
  border-radius: 0.3rem;
}

.sy-qr-popup__foot {
  margin: 1rem 0 0;
  text-align: center;
  font-size: 0.75rem;
  color: #64748b;
}

.sy-qr-popup__close {
  position: absolute;
  top: 0.6rem;
  right: 0.6rem;
  width: 1.85rem;
  height: 1.85rem;
  padding: 0;
  border-radius: 9999px;
  border: 1px solid rgba(148, 163, 184, 0.25);
  background: transparent;
  color: #94a3b8;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

.sy-qr-popup__close svg {
  width: 0.85rem;
  height: 0.85rem;
  display: block;
  flex-shrink: 0;
}

.sy-qr-popup__close:hover,
.sy-qr-popup__close:focus-visible {
  color: #f8fafc;
  border-color: rgba(0, 229, 255, 0.45);
  outline: 2px solid #00e5ff;
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  .sy-qr-popup,
  .sy-qr-popup__panel {
    transition: none;
  }

  .sy-qr-popup__panel {
    transform: none;
  }
}