/* Binlogic - Layout Systems & Technical Diagrams */

/* ==========================================================================
   Hero Layout & Interactive SVG Data Flow Canvas
   ========================================================================== */
.hero-section {
  position: relative;
  padding-top: calc(var(--header-height) + 3rem);
  padding-bottom: var(--space-2xl);
  min-height: 88vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-xl);
  align-items: center;
}

.hero-content {
  z-index: 2;
}

.hero-cta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 2rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.hero-trust-bar {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-subtle);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--text-secondary);
}

.trust-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

/* SVG Infrastructure Canvas Container */
.infra-diagram-container {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  background: var(--surface-glass);
  border: 1px solid var(--border-cyan);
  border-radius: var(--radius-lg);
  box-shadow: 0 0 40px rgba(0, 240, 255, 0.08);
  padding: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.infra-svg {
  width: 100%;
  height: 100%;
  overflow: visible;
}

/* SVG Elements */
.svg-node {
  fill: var(--surface-card);
  stroke: var(--border-cyan-bright);
  stroke-width: 1.5;
  transition: all var(--transition-fast);
}

.svg-node:hover {
  fill: var(--surface-card-hover);
  stroke: var(--color-primary);
  filter: drop-shadow(0 0 8px var(--color-primary-glow));
}

.svg-node-core {
  fill: rgba(0, 240, 255, 0.12);
  stroke: var(--color-primary);
  stroke-width: 2;
}

.svg-node-title {
  fill: var(--text-main);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  text-anchor: middle;
}

.svg-node-sub {
  fill: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 9px;
  text-anchor: middle;
}

.svg-wire {
  fill: none;
  stroke: var(--border-cyan);
  stroke-width: 1.5;
  stroke-dasharray: 6, 6;
}

.svg-pulse {
  fill: none;
  stroke: var(--color-primary);
  stroke-width: 2.5;
  stroke-linecap: round;
  filter: drop-shadow(0 0 6px var(--color-primary));
}

/* ==========================================================================
   Problem Section Diagram
   ========================================================================== */
.problem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.problem-card-mesh {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.problem-mini-node {
  padding: 1rem;
  background: rgba(13, 18, 31, 0.8);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  font-size: var(--fs-xs);
  font-family: var(--font-mono);
}

.problem-mini-node.fragmented {
  border-color: rgba(ff, 71, 87, 0.3);
  color: #ff7985;
}

.problem-mini-node.unified {
  border-color: var(--border-cyan);
  color: var(--color-primary);
}

/* ==========================================================================
   Capabilities & Products Grid
   ========================================================================== */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

/* ==========================================================================
   Architecture Layer Stack
   ========================================================================== */
.arch-stack {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: var(--space-lg);
}

.arch-layer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.75rem;
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  position: relative;
  transition: all var(--transition-fast);
}

.arch-layer:hover {
  border-color: var(--color-primary);
  background: var(--surface-card-hover);
}

.arch-layer.binlogic-layer {
  background: rgba(0, 240, 255, 0.06);
  border-color: var(--border-cyan);
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.05);
}

.arch-layer-title {
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.arch-layer-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* ==========================================================================
   Support Plans Matrix
   ========================================================================== */
.plans-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.plan-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

.plan-card.popular {
  border-color: var(--color-primary);
  box-shadow: 0 0 30px rgba(0, 240, 255, 0.15);
}

.plan-header {
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 1.25rem;
  margin-bottom: 1.25rem;
}

.plan-features {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: var(--fs-sm);
  color: var(--text-secondary);
}

.feature-item svg {
  color: var(--color-primary);
  flex-shrink: 0;
}