/* ============================================================
   uml.css — Unified Modeling Language page-specific styles
   Archon Specs · 2026
   ============================================================ */

/* ── Category titles ─────────────────────────────────────── */
.uml-category-title {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-secondary, #8b949e);
  margin: 2rem 0 0.75rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--border, #30363d);
}

/* ── Diagram type grid ───────────────────────────────────── */
.uml-diagram-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.uml-diagram-card {
  background: var(--bg-card, #161b22);
  border: 1px solid var(--border, #30363d);
  border-radius: 10px;
  padding: 1rem 1rem 0.85rem;
  position: relative;
  overflow: hidden;
  transition: border-color 0.2s, transform 0.15s, box-shadow 0.2s;
  cursor: default;
}

.uml-diagram-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px;
  height: 100%;
  background: var(--uml-color, #ff5d01);
  border-radius: 10px 0 0 10px;
}

.uml-diagram-card:hover {
  border-color: var(--uml-color, #ff5d01);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.25);
}

.uml-diagram-card.uml-card-active {
  border-color: var(--uml-color, #ff5d01);
  background: color-mix(in srgb, var(--uml-color, #ff5d01) 6%, var(--bg-card, #161b22));
  box-shadow: 0 0 0 1px var(--uml-color, #ff5d01), 0 6px 24px rgba(0,0,0,0.3);
}

.uml-diagram-num {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--uml-color, #ff5d01);
  margin-bottom: 0.35rem;
  font-family: 'JetBrains Mono', monospace;
}

.uml-diagram-name {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary, #e6edf3);
  margin-bottom: 0.3rem;
  line-height: 1.3;
}

.uml-diagram-desc {
  font-size: 0.75rem;
  color: var(--text-secondary, #8b949e);
  line-height: 1.45;
}

/* ── Class diagram spec list ─────────────────────────────── */
.uml-spec-list {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  margin: 1.25rem 0;
}

.uml-spec-item {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.875rem;
  color: var(--text-secondary, #8b949e);
  line-height: 1.45;
}

.uml-spec-icon {
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 0.05rem;
}

/* ── Mermaid diagram frame ───────────────────────────────── */
.uml-diagram-frame {
  border: 1px solid var(--border, #30363d);
  border-radius: 12px;
  overflow: hidden;
  background: #0d1117;
  margin-top: 1.25rem;
}

.uml-frame-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 1rem;
  border-bottom: 1px solid var(--border, #30363d);
  background: #161b22;
  gap: 0.75rem;
}

.uml-frame-title {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary, #8b949e);
  font-family: 'JetBrains Mono', monospace;
}

.uml-frame-badges {
  display: flex;
  gap: 0.4rem;
}

.uml-frame-badge {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  text-transform: uppercase;
}

.uml-badge-orange {
  background: rgba(255, 93, 1, 0.15);
  color: #ff5d01;
  border: 1px solid rgba(255, 93, 1, 0.3);
}

.uml-badge-green {
  background: rgba(63, 185, 80, 0.12);
  color: #3fb950;
  border: 1px solid rgba(63, 185, 80, 0.3);
}

.uml-diagram-frame .mermaid {
  padding: 1.5rem;
  overflow-x: auto;
  display: flex;
  justify-content: center;
}

/* ── 5-step flow strip ───────────────────────────────────── */
.uml-flow-strip {
  display: flex;
  align-items: flex-start;
  gap: 0;
  padding: 1.5rem 0;
  overflow-x: auto;
}

.uml-flow-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  min-width: 110px;
  flex: 1;
}

.uml-flow-icon {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  line-height: 1;
}

.uml-flow-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-primary, #e6edf3);
  margin-bottom: 0.2rem;
  line-height: 1.2;
}

.uml-flow-sub {
  font-size: 0.68rem;
  color: var(--text-secondary, #8b949e);
  line-height: 1.35;
  max-width: 90px;
}

.uml-flow-step-final .uml-flow-label {
  color: #3fb950;
}

.uml-flow-step-final .uml-flow-icon {
  filter: drop-shadow(0 0 6px rgba(63, 185, 80, 0.5));
}

.uml-flow-arrow {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  margin-top: 0.75rem;
  color: var(--text-secondary, #8b949e);
  font-size: 1rem;
  padding: 0 0.25rem;
}

/* ── Compile mapping table ───────────────────────────────── */
.uml-compile-table {
  border: 1px solid var(--border, #30363d);
  border-radius: 10px;
  overflow: hidden;
}

.uml-compile-header {
  display: grid;
  grid-template-columns: 1.2fr 0.4fr 1.6fr;
  gap: 0;
  background: #161b22;
  border-bottom: 1px solid var(--border, #30363d);
}

.uml-compile-header span {
  padding: 0.55rem 1rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary, #8b949e);
}

.uml-compile-header span:not(:last-child) {
  border-right: 1px solid var(--border, #30363d);
}

.uml-compile-row {
  display: grid;
  grid-template-columns: 1.2fr 0.4fr 1.6fr;
  gap: 0;
  border-bottom: 1px solid var(--border, #30363d);
  transition: background 0.15s;
}

.uml-compile-row:last-child {
  border-bottom: none;
}

.uml-compile-row:hover {
  background: rgba(255, 93, 1, 0.04);
}

.uml-compile-source {
  padding: 0.75rem 1rem;
  font-size: 0.8rem;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-primary, #e6edf3);
  border-right: 1px solid var(--border, #30363d);
  display: flex;
  align-items: center;
}

.uml-compile-arrow {
  padding: 0.75rem 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ff5d01;
  font-size: 0.9rem;
  border-right: 1px solid var(--border, #30363d);
}

.uml-compile-outputs {
  padding: 0.65rem 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  align-items: center;
}

.uml-output-badge {
  font-size: 0.68rem;
  font-family: 'JetBrains Mono', monospace;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  background: rgba(96, 165, 250, 0.1);
  color: #60a5fa;
  border: 1px solid rgba(96, 165, 250, 0.2);
}

.uml-output-badge.badge-green {
  background: rgba(63, 185, 80, 0.1);
  color: #3fb950;
  border-color: rgba(63, 185, 80, 0.25);
}

.uml-output-badge.badge-purple {
  background: rgba(163, 113, 247, 0.1);
  color: #a371f7;
  border-color: rgba(163, 113, 247, 0.25);
}

.uml-output-badge.badge-orange {
  background: rgba(255, 93, 1, 0.1);
  color: #ff5d01;
  border-color: rgba(255, 93, 1, 0.25);
}

/* ── Enforcement gap callout ─────────────────────────────── */
.uml-gap-callout {
  background: rgba(255, 93, 1, 0.06);
  border: 1px solid rgba(255, 93, 1, 0.25);
  border-left: 4px solid #ff5d01;
  border-radius: 8px;
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
}

.uml-gap-callout p {
  margin: 0;
  font-size: 0.925rem;
  color: var(--text-primary, #e6edf3);
  line-height: 1.6;
}

.uml-gap-callout strong {
  color: #ff5d01;
}

/* ── Failure grid (reuses sdlc pattern) ─────────────────── */
/* Uses .failure-grid and .failure-card from sdlc.css */

/* ── Mobile responsive ───────────────────────────────────── */
@media (max-width: 720px) {
  .uml-diagram-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 0.5rem;
  }

  .uml-flow-strip {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .uml-flow-step {
    flex-direction: row;
    text-align: left;
    align-items: center;
    min-width: unset;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border, #30363d);
    gap: 0.75rem;
  }

  .uml-flow-step:last-child {
    border-bottom: none;
  }

  .uml-flow-icon {
    margin-bottom: 0;
    font-size: 1.25rem;
    min-width: 1.75rem;
  }

  .uml-flow-label,
  .uml-flow-sub {
    max-width: unset;
  }

  .uml-flow-arrow {
    display: none;
  }

  .uml-compile-header,
  .uml-compile-row {
    grid-template-columns: 1fr 0.35fr 1.3fr;
  }

  .uml-frame-header {
    flex-wrap: wrap;
    gap: 0.4rem;
  }
}

@media (max-width: 480px) {
  .uml-diagram-grid {
    grid-template-columns: 1fr 1fr;
  }

  .uml-compile-header,
  .uml-compile-row {
    grid-template-columns: 1fr;
  }

  .uml-compile-header span:not(:first-child),
  .uml-compile-arrow {
    display: none;
  }

  .uml-compile-source,
  .uml-compile-outputs {
    border-right: none;
  }

  .uml-compile-source {
    border-bottom: 1px solid var(--border, #30363d);
    font-size: 0.75rem;
  }
}