/* ============================================================
   ai-architecture.css — AI Architecture page-specific styles
   Archon Specs · 2026
   ============================================================ */

/* ── Two meanings grid ───────────────────────────────────── */
.aia-meaning-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 1.5rem 0;
}

.aia-meaning-card {
  background: var(--bg-card, #161b22);
  border: 1px solid var(--border, #30363d);
  border-radius: 12px;
  padding: 1.5rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.aia-meaning-card.aia-meaning-active {
  border-color: rgba(255, 93, 1, 0.4);
  background: color-mix(in srgb, #ff5d01 5%, var(--bg-card, #161b22));
  box-shadow: 0 0 0 1px rgba(255, 93, 1, 0.2), 0 8px 28px rgba(0,0,0,0.3);
}

.aia-meaning-num {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--text-secondary, #8b949e);
  margin-bottom: 0.5rem;
  font-family: 'JetBrains Mono', monospace;
}

.aia-meaning-num.aia-num-orange {
  color: #ff5d01;
}

.aia-meaning-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary, #e6edf3);
  margin: 0 0 0.75rem;
}

.aia-meaning-desc {
  font-size: 0.875rem;
  color: var(--text-secondary, #8b949e);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.aia-meaning-examples {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.aia-meaning-examples span {
  font-size: 0.7rem;
  padding: 0.25rem 0.55rem;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border, #30363d);
  color: var(--text-secondary, #8b949e);
  font-family: 'JetBrains Mono', monospace;
}

.aia-meaning-footer {
  font-size: 0.78rem;
  color: var(--text-secondary, #8b949e);
  font-style: italic;
  border-top: 1px solid var(--border, #30363d);
  padding-top: 0.75rem;
  margin: 0;
}

/* ── Stat strip ──────────────────────────────────────────── */
.aia-stat-strip {
  display: flex;
  align-items: center;
  background: var(--bg-card, #161b22);
  border: 1px solid var(--border, #30363d);
  border-radius: 12px;
  padding: 1.5rem;
  gap: 1.5rem;
  margin-top: 1.75rem;
  overflow: hidden;
}

.aia-stat {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  text-align: center;
}

.aia-stat-num {
  font-size: 2rem;
  font-weight: 800;
  color: #ff5d01;
  font-family: 'JetBrains Mono', monospace;
  line-height: 1;
}

.aia-stat-label {
  font-size: 0.75rem;
  color: var(--text-secondary, #8b949e);
  line-height: 1.4;
}

.aia-stat-div {
  width: 1px;
  height: 3rem;
  background: var(--border, #30363d);
  flex-shrink: 0;
}

/* ── Compiler diagram ────────────────────────────────────── */
.aia-compiler-diagram {
  display: flex;
  align-items: stretch;
  gap: 0;
  margin: 1.75rem 0;
  border: 1px solid var(--border, #30363d);
  border-radius: 12px;
  overflow: hidden;
}

.aia-compiler-input {
  flex: 1.2;
  padding: 1.25rem;
  background: var(--bg-card, #161b22);
  border-right: 1px solid var(--border, #30363d);
}

.aia-compiler-input-label,
.aia-compiler-output-label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary, #8b949e);
  margin-bottom: 0.75rem;
}

.aia-compiler-pre {
  background: #0d1117;
  border: 1px solid var(--border, #30363d);
  border-radius: 8px;
  padding: 1rem;
  font-size: 0.8rem;
  font-family: 'JetBrains Mono', monospace;
  color: #e6edf3;
  margin: 0;
  white-space: pre-wrap;
  line-height: 1.6;
}

.aia-compiler-arrow {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 0.75rem;
  background: color-mix(in srgb, #ff5d01 8%, #0d1117);
  min-width: 120px;
  text-align: center;
}

.aia-compiler-arrow-line {
  width: 1px;
  flex: 1;
  background: rgba(255, 93, 1, 0.3);
}

.aia-compiler-arrow-label {
  font-size: 0.72rem;
  font-weight: 700;
  color: #ff5d01;
  line-height: 1.4;
}

.aia-compiler-arrow-label span {
  font-weight: 400;
  color: var(--text-secondary, #8b949e);
  display: block;
  margin-top: 0.25rem;
  font-size: 0.65rem;
}

.aia-compiler-outputs {
  flex: 1.4;
  padding: 1.25rem;
  background: var(--bg-card, #161b22);
  border-left: 1px solid var(--border, #30363d);
}

.aia-compiler-output-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.aia-compiler-out {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-primary, #e6edf3);
  background: rgba(63, 185, 80, 0.07);
  border: 1px solid rgba(63, 185, 80, 0.2);
  border-radius: 6px;
  padding: 0.5rem 0.65rem;
}

.aia-compiler-out-icon {
  font-size: 1rem;
  flex-shrink: 0;
}

/* ── Agent pipeline ──────────────────────────────────────── */
.aia-agent-pipeline {
  margin: 1.5rem 0;
  position: relative;
}

.aia-agent-row {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.aia-agent-connector {
  position: absolute;
  left: 20px;
  top: 44px;
  width: 2px;
  height: calc(100% - 20px);
  background: var(--border, #30363d);
  z-index: 0;
}

.aia-agent-connector.aia-connector-first {
  top: 44px;
}

.aia-agent-connector.aia-connector-last {
  display: none;
}

.aia-agent-node {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--agent-color, #ff5d01) 15%, #161b22);
  border: 2px solid var(--agent-color, #ff5d01);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
  margin-top: 1px;
  box-shadow: 0 0 12px color-mix(in srgb, var(--agent-color, #ff5d01) 25%, transparent);
}

.aia-agent-node-icon {
  line-height: 1;
}

.aia-agent-content {
  flex: 1;
  background: var(--bg-card, #161b22);
  border: 1px solid var(--border, #30363d);
  border-radius: 10px;
  padding: 1.1rem 1.25rem;
  margin-bottom: 1.25rem;
}

.aia-agent-phase {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary, #8b949e);
  margin-bottom: 0.3rem;
}

.aia-agent-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary, #e6edf3);
  margin: 0 0 0.6rem;
}

.aia-agent-desc {
  font-size: 0.875rem;
  color: var(--text-secondary, #8b949e);
  line-height: 1.6;
  margin-bottom: 0.75rem;
}

.aia-agent-output {
  font-size: 0.78rem;
  color: var(--text-secondary, #8b949e);
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border, #30363d);
  border-radius: 6px;
  padding: 0.55rem 0.75rem;
  font-family: 'JetBrains Mono', monospace;
  line-height: 1.5;
}

.aia-output-label {
  font-weight: 700;
  color: #3fb950;
  margin-right: 0.4rem;
  font-family: inherit;
}

/* ── Compare table ───────────────────────────────────────── */
.aia-compare-table {
  border: 1px solid var(--border, #30363d);
  border-radius: 12px;
  overflow: hidden;
  margin: 1.5rem 0;
}

.aia-compare-header {
  display: grid;
  grid-template-columns: 1.2fr 1.3fr 1.5fr;
  background: #161b22;
  border-bottom: 1px solid var(--border, #30363d);
}

.aia-compare-header span {
  padding: 0.6rem 1rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary, #8b949e);
}

.aia-compare-header span.aia-compare-archon {
  color: #ff5d01;
}

.aia-compare-row {
  display: grid;
  grid-template-columns: 1.2fr 1.3fr 1.5fr;
  border-bottom: 1px solid var(--border, #30363d);
  transition: background 0.15s;
}

.aia-compare-row:last-child {
  border-bottom: none;
}

.aia-compare-row:hover {
  background: rgba(255, 93, 1, 0.03);
}

.aia-compare-aspect,
.aia-compare-tool,
.aia-compare-archon {
  padding: 0.75rem 1rem;
  font-size: 0.825rem;
  line-height: 1.4;
  border-right: 1px solid var(--border, #30363d);
}

.aia-compare-archon {
  border-right: none;
}

.aia-compare-aspect {
  color: var(--text-primary, #e6edf3);
  font-weight: 600;
}

.aia-compare-tool {
  color: var(--text-secondary, #8b949e);
}

.aia-compare-archon {
  color: var(--text-primary, #e6edf3);
}

.aia-compare-tool.aia-compare-no {
  color: #8b949e;
}

.aia-compare-tool.aia-compare-no::before {
  content: '✗ ';
  color: #f85149;
}

.aia-compare-archon.aia-compare-yes::before {
  content: '✓ ';
  color: #3fb950;
}

/* ── Pattern grid ────────────────────────────────────────── */
.aia-pattern-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 1.5rem 0;
}

.aia-pattern-card {
  background: var(--bg-card, #161b22);
  border: 1px solid var(--border, #30363d);
  border-radius: 10px;
  padding: 1.25rem;
  transition: border-color 0.2s, transform 0.15s;
}

.aia-pattern-card:hover {
  border-color: rgba(255, 93, 1, 0.35);
  transform: translateY(-2px);
}

.aia-pattern-icon {
  font-size: 1.5rem;
  margin-bottom: 0.65rem;
}

.aia-pattern-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary, #e6edf3);
  margin: 0 0 0.5rem;
}

.aia-pattern-desc {
  font-size: 0.825rem;
  color: var(--text-secondary, #8b949e);
  line-height: 1.55;
  margin-bottom: 0.75rem;
}

.aia-pattern-tag {
  font-size: 0.68rem;
  font-style: italic;
  color: #ff5d01;
  opacity: 0.85;
}

/* ── Mobile responsive ───────────────────────────────────── */
@media (max-width: 720px) {
  .aia-meaning-grid {
    grid-template-columns: 1fr;
  }

  .aia-stat-strip {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .aia-stat-div {
    width: 100%;
    height: 1px;
  }

  .aia-compiler-diagram {
    flex-direction: column;
  }

  .aia-compiler-input,
  .aia-compiler-outputs {
    border-right: none;
    border-left: none;
  }

  .aia-compiler-arrow {
    flex-direction: row;
    min-width: unset;
    padding: 0.75rem 1rem;
    gap: 0.75rem;
  }

  .aia-compiler-arrow-line {
    width: auto;
    height: 1px;
    flex: 1;
  }

  .aia-compiler-output-grid {
    grid-template-columns: 1fr;
  }

  .aia-compare-header,
  .aia-compare-row {
    grid-template-columns: 1fr 1fr;
  }

  .aia-compare-header span.aia-compare-tool,
  .aia-compare-row .aia-compare-tool {
    display: none;
  }

  .aia-compare-aspect {
    border-right: 1px solid var(--border, #30363d);
  }

  .aia-pattern-grid {
    grid-template-columns: 1fr;
  }

  .aia-agent-connector {
    display: none;
  }
}

@media (max-width: 480px) {
  .aia-compare-header,
  .aia-compare-row {
    grid-template-columns: 1fr;
  }

  .aia-compare-aspect {
    border-right: none;
    font-size: 0.75rem;
    padding-bottom: 0.25rem;
    color: var(--text-secondary, #8b949e);
  }

  .aia-compare-archon {
    padding-top: 0;
  }
}