/* wwwroot/css/network.css */

/* ── WRAPPER ──────────────────────────────────────────────────────── */
.network-section {
  padding: var(--sp-24) 0;
}
.network-section__header {
  text-align: center;
  margin-bottom: var(--sp-12);
}
.network-section__label { margin-bottom: var(--sp-3); }
.network-section__heading { margin-top: var(--sp-3); }

/* ── SVG CANVAS + NODE OVERLAY ────────────────────────────────────── */
.net-wrap {
  position: relative;
  width: 100%;
  max-width: 700px;
  margin: 0 auto;
  /* 500/700 = 71.4% — maintains exact 700×500 aspect ratio at any width */
  padding-bottom: 71.4%;
  height: 0;
}
.net-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
}

/* ── CONNECTION LINES ─────────────────────────────────────────────── */
.net-line {
  stroke: var(--c-navy-mid);
  stroke-width: 1;
  transition: stroke var(--dur-base) var(--ease),
              stroke-width var(--dur-base) var(--ease),
              opacity var(--dur-base) var(--ease);
}
.net-line.is-active {
  stroke: var(--c-core);
  stroke-width: 1.5;
}
.net-line.is-dim { opacity: 0.2; }

/* ── FLOW DOTS ────────────────────────────────────────────────────── */
.net-flow {
  fill: var(--c-core);
  opacity: 0.4;
}

/* ── CORE NODE ────────────────────────────────────────────────────── */
.net-core {
  position: absolute;
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}
.net-core__ring {
  position: absolute;
  border-radius: 50%;
  border: 0.5px solid var(--c-core);
  pointer-events: none;
}
.net-core__ring--1 { width: 28px;  height: 28px;  opacity: 0.8; }
.net-core__ring--2 { width: 44px;  height: 44px;  opacity: 0.4;
  animation: coreRingPulse 3s ease-in-out infinite; }
.net-core__ring--3 { width: 64px;  height: 64px;  opacity: 0.15;
  animation: coreRingPulse 3s ease-in-out infinite 1s; }
@keyframes coreRingPulse {
  0%, 100% { transform: scale(1);   opacity: 0.15; }
  50%       { transform: scale(1.1); opacity: 0.3;  }
}
.net-core__dot {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--c-core);
  box-shadow: 0 0 12px var(--c-core);
  position: relative;
  z-index: 1;
}
.net-core__label {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  font-size: 8px;
  font-weight: 500;
  letter-spacing: 2px;
  color: var(--c-core);
  white-space: nowrap;
  text-transform: uppercase;
}

/* ── PRODUCT NODES ────────────────────────────────────────────────── */
.net-node {
  position: absolute;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  z-index: 2;
}
.net-node__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1.5px solid var(--c-storm-1);
  transition: border-color var(--dur-base) var(--ease),
              background var(--dur-base) var(--ease),
              transform var(--dur-base) var(--ease),
              box-shadow var(--dur-base) var(--ease);
}
.net-node:hover .net-node__dot,
.net-node.is-active .net-node__dot {
  border-color: var(--c-core);
  background: var(--c-core);
  transform: scale(1.4);
  box-shadow: 0 0 10px var(--c-core);
}
.net-node.is-dim .net-node__dot {
  border-color: var(--c-navy-mid);
  opacity: 0.35;
}
.net-node__label {
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color var(--dur-base) var(--ease);
  white-space: nowrap;
}
.net-node:hover .net-node__label,
.net-node.is-active .net-node__label { color: var(--c-ice); }
.net-node.is-dim .net-node__label    { color: var(--text-subtle); opacity: 0.5; }

/* ── DETAIL PANEL ─────────────────────────────────────────────────── */
.net-detail {
  max-width: 480px;
  margin: var(--sp-8) auto 0;
  background: var(--bg-card);
  border: 0.5px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  opacity: 0;
  transform: translateY(8px);
  pointer-events: none;
  transition: opacity var(--dur-base) var(--ease),
              transform var(--dur-base) var(--ease);
}
.net-detail.is-open {
  opacity: 1;
  transform: none;
  pointer-events: auto;
}
.net-detail__inner {
  padding: var(--sp-8);
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
}
.net-detail__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.net-detail__close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 14px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  transition: color var(--dur-fast) var(--ease);
}
.net-detail__close:hover { color: var(--text-primary); }
.net-detail__title {
  font-size: var(--text-xl);
  font-weight: 500;
  color: var(--text-secondary);
}
.net-detail__desc {
  font-size: var(--text-base);
  color: var(--text-body);
  line-height: 1.8;
}
.net-detail__tech {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
}
.net-detail__link {
  align-self: flex-start;
  margin-top: var(--sp-2);
  font-size: var(--text-sm);
  color: var(--c-core);
  padding: 0;
}
.net-detail__link:hover { color: var(--c-ice); }

/* ── LIGHT MODE ────────────────────────────────────────────────────── */
[data-theme="light"] .net-line        { stroke: var(--border-color); }
[data-theme="light"] .net-line.is-active { stroke: var(--accent); }
[data-theme="light"] .net-flow        { fill: var(--accent); }
[data-theme="light"] .net-core__ring  { border-color: var(--accent); }
[data-theme="light"] .net-core__dot   { background: var(--accent); box-shadow: none; }
[data-theme="light"] .net-core__label { color: var(--accent); }
[data-theme="light"] .net-node__dot   { background: var(--bg-card); border-color: var(--border-mid); }

/* ── RESPONSIVE ────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .net-node__label { font-size: 8px; letter-spacing: 1px; }
  .net-core__label { font-size: 7px; }
}
@media (max-width: 480px) {
  .net-node__dot   { width: 10px; height: 10px; }
  .net-core__dot   { width: 12px; height: 12px; }
  .net-node__label { font-size: 7px; letter-spacing: 0.5px; }
}