.arch-container {
  --color-primary: #3b82f6;
  --color-primary-glow: rgba(59, 130, 246, 0.18);
  --color-success: #10b981;
  --color-accent: #ef4444;
  --color-purple: #8b5cf6;
  --bg-node: #ffffff;
  --border-node: #e2e8f0;
  --text-main: #1e293b;
  --text-muted: #64748b;

  font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  color: var(--text-main);
  position: relative;
  width: 100%;
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
}

.arch-container * {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

.arch-container .canvas {
  width: 100%;
  height: auto;
  min-height: 560px;
  position: relative;
  overflow: visible;
  padding: 10px 0;
  margin: 0 auto;
  margin-top: 20px;
}

.arch-container .hub-group-background {
  position: absolute;
  border: 2px dashed #cbd5e1;
  background: rgba(248, 250, 252, 0.6);
  border-radius: 44px;
  z-index: 2;
  pointer-events: none;
  box-shadow: inset 0 0 30px rgba(0, 0, 0, 0.02);
}

.arch-container .node-wrapper {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 10;
  transition: all 0.35s cubic-bezier(0.23, 1, 0.32, 1);
}

.arch-container .node-wrapper:hover {
  transform: scale(1.08) translateY(-6px);
  z-index: 40;
}

.arch-container .node-circle {
  width: 50px;
  height: 50px;
  background: var(--bg-node);
  border: 1.5px solid var(--border-node);
  border-radius: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 16px -4px rgba(15, 23, 42, 0.10), 0 2px 6px -2px rgba(15, 23, 42, 0.06);
  transition: all 0.25s ease;
  position: relative;
}

.arch-container .node-hub-sub {
  z-index: 12;
}

.arch-container .node-hub-sub .node-circle {
  width: 40px;
  height: 40px;
  border-radius: 12px;
}

.arch-container .node-hub-sub .node-icon-svg {
  width: 19px;
  height: 19px;
}

.arch-container .node-hub-sub .node-label {
  font-size: 0.64rem;
  font-weight: 800;
}

.arch-container .node-hub-sub .node-sublabel {
  font-size: 0.54rem;
}

.arch-container .node-wrapper:hover .node-circle {
  border-color: var(--color-primary);
  box-shadow: 0 16px 32px -10px var(--color-primary-glow);
}

.arch-container .icon-anim {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.arch-container .icon-anim-solar {
  animation: iconSpin 8s linear infinite;
  transform-origin: 50% 50%;
}

.arch-container .icon-anim-cloud {
  animation: iconFloat 3s ease-in-out infinite;
}

.arch-container .icon-anim-stack {
  animation: iconFloat 2.8s ease-in-out infinite;
}

.arch-container .icon-anim-shield {
  animation: iconPulseScale 2.6s ease-in-out infinite;
  transform-origin: 50% 50%;
}

.arch-container .icon-anim-sparkle {
  animation: iconTwinkle 1.8s ease-in-out infinite;
  transform-origin: 50% 50%;
}

.arch-container .icon-anim-rocket {
  animation: rocketBounce 2.2s ease-in-out infinite;
  transform-origin: 50% 50%;
}

.arch-container .icon-anim-factory .factory-window {
  animation: iconBlink 1.6s ease-in-out infinite;
}

.arch-container .icon-anim-factory .factory-window-2 {
  animation-delay: 0.8s;
}

.arch-container .icon-anim-chart .chart-bar {
  transform-box: fill-box;
  transform-origin: 50% 100%;
  animation: iconBarPulse 1.6s ease-in-out infinite;
}

.arch-container .icon-anim-chart .chart-bar-1 { animation-delay: 0s; }
.arch-container .icon-anim-chart .chart-bar-2 { animation-delay: 0.25s; }
.arch-container .icon-anim-chart .chart-bar-3 { animation-delay: 0.5s; }

.arch-container .icon-anim-cpu .cpu-core {
  transform-box: fill-box;
  transform-origin: 50% 50%;
  animation: iconGlowPulse 1.8s ease-in-out infinite;
}

.arch-container .icon-anim-database .db-top {
  transform-box: fill-box;
  transform-origin: 50% 50%;
  animation: iconDiskPulse 2s ease-in-out infinite;
}

.arch-container .icon-anim-rocket .rocket-flame {
  transform-box: fill-box;
  transform-origin: 50% 50%;
  animation: flameFlicker 0.9s ease-in-out infinite;
}

@keyframes iconSpin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes iconFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

@keyframes iconPulseScale {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.14); }
}

@keyframes iconTwinkle {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.22); opacity: 0.55; }
}

@keyframes iconBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.15; }
}

@keyframes iconBarPulse {
  0%, 100% { transform: scaleY(0.55); }
  50% { transform: scaleY(1); }
}

@keyframes iconGlowPulse {
  0%, 100% { opacity: 0.35; filter: drop-shadow(0 0 0 rgba(34, 211, 238, 0)); }
  50% { opacity: 1; filter: drop-shadow(0 0 4px rgba(34, 211, 238, 0.9)); }
}

@keyframes iconDiskPulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

@keyframes rocketBounce {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-3px) rotate(-4deg); }
}

@keyframes flameFlicker {
  0%, 100% { opacity: 1; transform: scale(1); fill: #f97316; }
  50% { opacity: 0.85; transform: scale(0.85); fill: #fbbf24; }
}

.arch-container .node-icon-svg {
  width: 23px;
  height: 23px;
  color: var(--text-muted);
  transition: color 0.25s ease, transform 0.25s ease;
  stroke-width: 2;
}

.arch-container .node-icon-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 3px;
  transition: all 0.25s ease;
}

.arch-container .node-wrapper:hover .node-icon-svg,
.arch-container .node-wrapper:hover .node-icon-img {
  transform: scale(1.08);
}

.arch-container .node-label {
  font-size: 0.7rem;
  font-weight: 800;
  color: var(--text-main);
  text-align: center;
  white-space: nowrap;
  letter-spacing: -0.01em;
  background: #ffffff;
  padding: 0 2px;
  border-radius: 4px;
}

.arch-container .node-sublabel {
  font-size: 0.56rem;
  line-height: 1.25;
  color: var(--text-muted);
  font-weight: 600;
  margin-top: -2px;
  text-align: center;
  max-width: 128px;
  background: #ffffff;
  border-radius: 4px;
  padding: 0 2px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.arch-container .node-hub {
  z-index: 20;
}

.arch-container .node-hub .node-circle {
  width: 82px;
  height: 82px;
  border-radius: 23px;
  background: #ffffff;
  border: 2.5px solid var(--color-primary);
  box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.2);
  animation: hubPulse 3s infinite;
  padding: 8px;
}

@keyframes hubPulse {
  0% { box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.4); }
  70% { box-shadow: 0 0 0 12px rgba(59, 130, 246, 0); }
  100% { box-shadow: 0 0 0 0 rgba(59, 130, 246, 0); }
}

.arch-container .node-hub .node-icon-img {
  padding: 0;
}

.arch-container .node-hub .node-label {
  font-size: 0.76rem;
  margin-top: 1px;
}

.arch-container .connectivity-svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.arch-container .path-line {
  fill: none;
  stroke: #e2e8f0;
  stroke-width: 1.4;
  stroke-dasharray: 4 4;
}

.arch-container .path-line.active {
  stroke: var(--color-primary);
  stroke-opacity: 0.2;
}

.arch-container .path-line.path-highlight {
  stroke-opacity: 0.9;
  stroke: var(--color-primary);
}

.arch-container .node-wrapper.is-related .node-circle {
  border-color: var(--color-primary);
  box-shadow: 0 10px 22px -8px var(--color-primary-glow);
}

.arch-container .particle {
  fill: var(--color-primary);
  opacity: 0.6;
  filter: drop-shadow(0 0 3px var(--color-primary-glow));
}

.arch-container .path-line.active {
  filter: drop-shadow(0 0 2px var(--color-primary-glow));
}

.arch-container .group-tag {
  position: absolute;
  font-size: 0.56rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  background: #f1f5f9;
  padding: 2px 8px;
  border-radius: 4px;
  z-index: 5;
}

.arch-container .node-circle .icon-anim-factory .node-icon-svg {
  color: #475569;
}

.arch-container .icon-anim-factory .factory-window {
  stroke: #f59e0b;
  filter: drop-shadow(0 0 2px rgba(245, 158, 11, 0.9));
}

.arch-container .node-circle .icon-anim-database .node-icon-svg {
  color: #2563eb;
}

.arch-container .icon-anim-database .db-top {
  fill: #60a5fa;
  fill-opacity: 0.55;
}

.arch-container .node-circle .icon-anim-cloud .node-icon-svg {
  color: #38bdf8;
}

.arch-container .node-circle .icon-anim-shield .node-icon-svg {
  color: #0ea5e9;
}

.arch-container .node-circle .icon-anim-cpu .node-icon-svg {
  color: #0891b2;
}

.arch-container .icon-anim-cpu .cpu-core {
  fill: #22d3ee;
  fill-opacity: 0.4;
}

.arch-container .node-circle .icon-anim-chart .node-icon-svg {
  color: #10b981;
}

.arch-container .icon-anim-chart .chart-bar-1 { stroke: #34d399; }
.arch-container .icon-anim-chart .chart-bar-2 { stroke: #10b981; }
.arch-container .icon-anim-chart .chart-bar-3 { stroke: #059669; }

.arch-container .node-circle .icon-anim-rocket .node-icon-svg {
  color: #64748b;
}

.arch-container .icon-anim-rocket .rocket-flame {
  fill: #f97316;
  stroke: #ea580c;
}

.arch-container .node-circle .icon-anim-stack .node-icon-svg {
  color: #8b5cf6;
}

.arch-container .node-circle .icon-anim-solar .node-icon-svg {
  color: #f59e0b;
}

.arch-container .icon-anim-solar circle {
  fill: #fde68a;
  fill-opacity: 0.85;
}

.arch-container .node-circle .icon-anim-sparkle .node-icon-svg {
  color: #f59e0b;
}

.arch-container .icon-anim-sparkle path:first-child {
  fill: #fbbf24;
  fill-opacity: 0.55;
}

.arch-container .node-ot .node-circle { border-color: rgba(245, 158, 11, 0.35); background: linear-gradient(150deg, #ffffff 55%, #fff7ed); }
.arch-container .node-it .node-circle { border-color: rgba(37, 99, 235, 0.3); background: linear-gradient(150deg, #ffffff 55%, #eff6ff); }
.arch-container .node-et .node-circle { border-color: rgba(56, 189, 248, 0.32); background: linear-gradient(150deg, #ffffff 55%, #f0f9ff); }
.arch-container .node-app .node-circle { border-color: color-mix(in srgb, var(--node-accent, var(--color-purple)) 45%, var(--border-node)); background: linear-gradient(150deg, #ffffff 55%, color-mix(in srgb, var(--node-accent, var(--color-purple)) 8%, #ffffff)); }

.arch-container .node-ot:hover .node-circle { border-color: #f59e0b; box-shadow: 0 10px 24px -6px rgba(245, 158, 11, 0.35); }
.arch-container .node-it:hover .node-circle { border-color: #2563eb; box-shadow: 0 10px 24px -6px rgba(37, 99, 235, 0.35); }
.arch-container .node-et:hover .node-circle { border-color: #38bdf8; box-shadow: 0 10px 24px -6px rgba(56, 189, 248, 0.35); }
.arch-container .node-app .node-circle { box-shadow: 0 8px 18px -6px color-mix(in srgb, var(--node-accent, var(--color-purple)) 30%, transparent); }
.arch-container .node-app:hover .node-circle { border-color: var(--node-accent, var(--color-purple)); box-shadow: 0 12px 26px -6px color-mix(in srgb, var(--node-accent, var(--color-purple)) 45%, transparent); }
.arch-container .node-app .node-icon-svg { color: var(--node-accent, var(--color-purple)); }

.arch-container .node-hub .node-circle {
  background: radial-gradient(circle at 30% 25%, #ffffff, #eff6ff 70%);
}

.arch-container .node-wrapper.is-hovered .node-label {
  color: var(--color-primary);
}

.neon-title-mark {
  color: #2563eb;
  font-size: 24px;
  filter: drop-shadow(0 0 6px rgba(37, 99, 235, 0.35));
}

.neon-title-text {
  color: #495159;
}

.live-badge {
  transition: box-shadow 0.3s ease;
}

.live-dot {
  animation: liveDotPulse 1.8s ease-in-out infinite;
}

@keyframes liveDotPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.55); }
  50% { box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
}

@media (max-width: 900px) {
  .arch-main { padding: 28px 14px !important; }
  .neon-card { padding: 18px !important; border-radius: 18px !important; }
  .arch-header { padding-bottom: 12px !important; margin-bottom: 14px !important; }
  .neon-title { font-size: 20px !important; gap: 6px !important; }
  .neon-title-mark { font-size: 18px !important; }
  #architecture-diagram-container { min-height: 610px !important; padding: 10px 6px !important; border-radius: 16px !important; }

  .arch-container .canvas {
    min-height: 580px;
    margin-top: 8px;
    padding: 4px 0 32px;
  }

  .arch-container .node-wrapper:not(.node-hub):not(.node-hub-sub) .node-circle {
    width: 40px;
    height: 40px;
    border-radius: 11px;
    border-width: 1.5px;
    padding: 0;
  }

  .arch-container .node-wrapper:not(.node-hub):not(.node-hub-sub) .node-icon-svg {
    width: 21px;
    height: 21px;
    stroke-width: 2;
  }

  .arch-container .node-wrapper:not(.node-hub):not(.node-hub-sub) .node-icon-img {
    padding: 4px;
  }

  .arch-container .node-wrapper:not(.node-hub):not(.node-hub-sub) .node-sublabel {
    display: none;
  }

  .arch-container .node-wrapper:not(.node-hub):not(.node-hub-sub) {
    gap: 4px;
  }

  .arch-container .node-wrapper:not(.node-hub):not(.node-hub-sub) .node-label {
    font-size: 0.56rem;
    font-weight: 700;
    letter-spacing: -0.02em;
  }

  .arch-container .node-hub .node-circle {
    width: 68px;
    height: 68px;
    border-radius: 19px;
  }

  .arch-container .node-hub-sub .node-circle {
    width: 36px;
    height: 36px;
  }

  .arch-container .node-hub-sub .node-icon-svg {
    width: 17px;
    height: 17px;
  }
}

@media (max-width: 480px) {
  .arch-main { padding: 18px 10px !important; }
  .neon-card { padding: 12px !important; border-radius: 16px !important; }
  .arch-header { padding-bottom: 10px !important; margin-bottom: 10px !important; }
  .neon-title { font-size: 16px !important; }
  .neon-title-mark { font-size: 15px !important; }
  .live-badge { padding: 6px 8px !important; }
  #architecture-diagram-container { min-height: 520px !important; padding: 8px 4px !important; }

  .arch-container .canvas {
    min-height: 490px;
    padding: 2px 0 28px;
    margin-top: 4px;
  }

  .arch-container .hub-group-background {
    border-radius: 28px;
  }

  .arch-container .node-wrapper {
    gap: 3px;
  }

  .arch-container .node-wrapper:not(.node-hub):not(.node-hub-sub) .node-circle {
    width: 34px;
    height: 34px;
    border-radius: 10px;
  }

  .arch-container .node-wrapper:not(.node-hub):not(.node-hub-sub) .node-icon-svg {
    width: 18px;
    height: 18px;
  }

  .arch-container .node-wrapper:not(.node-hub):not(.node-hub-sub) .node-icon-img {
    padding: 3px;
  }

  .arch-container .node-wrapper:not(.node-hub):not(.node-hub-sub) .node-label {
    font-size: 0.5rem;
    font-weight: 700;
  }

  .arch-container .node-hub .node-circle {
    width: 58px;
    height: 58px;
    border-radius: 16px;
    padding: 6px;
  }

  .arch-container .node-hub .node-label {
    font-size: 0.62rem;
  }

  .arch-container .node-hub-sub .node-circle {
    width: 30px;
    height: 30px;
    border-radius: 9px;
  }

  .arch-container .node-hub-sub .node-icon-svg {
    width: 15px;
    height: 15px;
  }

  .arch-container .node-hub-sub .node-label {
    font-size: 0.54rem;
  }

  .arch-container .particle {
    r: 2;
  }
}