/* FLLM:CUSTOM_CSS_OK — explicit FLLM custom-CSS exemption per .aiad/policies/fllm-universal-enforcement.policy.md. See file body for class-by-class rationale. */
/* Diagram Toggle Component
 * Provides Source/Interactive toggle for Mermaid diagrams
 */

.diagram-toggle-wrapper {
    margin: 2rem 0;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 0.5rem;
    overflow: hidden;
    background: #0d1117;
}

.diagram-toggle-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.03);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.diagram-toggle-label {
    font-size: 0.75rem;
    font-weight: 500;
    color: #6b7280;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.diagram-toggle-buttons {
    display: flex;
    gap: 0.25rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 0.375rem;
    padding: 0.125rem;
}

.diagram-toggle-btn {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 500;
    color: #6b7280;
    background: transparent;
    border: none;
    border-radius: 0.25rem;
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.diagram-toggle-btn:hover {
    color: #d1d5db;
    background: rgba(255, 255, 255, 0.05);
}

.diagram-toggle-btn.active {
    color: #f9fafb;
    background: rgba(255, 255, 255, 0.1);
}

.diagram-toggle-btn svg {
    width: 0.875rem;
    height: 0.875rem;
    margin-right: 0.25rem;
    flex-shrink: 0;
}

.diagram-toggle-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* Views */
.diagram-view {
    min-height: 4rem;
}

.diagram-view.hidden {
    display: none;
}

.diagram-source pre {
    margin: 0 !important;
    border: none !important;
    border-radius: 0 !important;
}

.diagram-interactive {
    padding: 1.5rem;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow-x: auto;
}

.diagram-interactive .mermaid {
    width: 100%;
    text-align: center;
}

.diagram-interactive .mermaid svg {
    max-width: 100%;
    height: auto;
}

/* Global mermaid SVG scaling — fixes mobile overflow on standalone mermaid
 * blocks (e.g. homepage 3NL architecture diagram in index.html line 391).
 * Without this, Mermaid CDN renders SVG at intrinsic width which exceeds
 * viewport on screens <375px, causing horizontal page scroll.
 * Added 2026-05-05 (iter-3 of /archer-supreme proceed cycle). */
.mermaid svg {
    max-width: 100%;
    height: auto;
}

/* Mermaid rendered state */
.mermaid-rendered {
    min-height: 100px;
}

/* Error state */
.mermaid-error {
    padding: 1rem;
    text-align: center;
    color: #6b7280;
    font-size: 0.8125rem;
}

/* Loading state */
.mermaid:not([data-processed]):not(.mermaid-rendered) {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100px;
    color: #6b7280;
    font-size: 0.8125rem;
}

/* Responsive */
@media (max-width: 640px) {
    .diagram-toggle-bar {
        padding: 0.375rem 0.75rem;
    }

    .diagram-toggle-btn {
        padding: 0.25rem 0.5rem;
        font-size: 0.6875rem;
    }

    .diagram-toggle-btn svg {
        display: none;
    }

    .diagram-interactive {
        padding: 1rem;
    }
}