/**
 * Architecture Visualization Styles
 *
 * Dark glassmorphism aesthetic with animated elements.
 */

/* ===== Variables ===== */
.arch-viz {
    --viz-bg-primary: #0f172a;
    --viz-bg-glass: rgba(30, 41, 59, 0.85);
    --viz-border-glass: rgba(255, 255, 255, 0.1);
    --viz-glow-purple: rgba(124, 58, 237, 0.4);
    --viz-glow-blue: rgba(59, 130, 246, 0.4);
    --viz-glow-pink: rgba(236, 72, 153, 0.3);

    --viz-node-idle: #64748b;
    --viz-node-active: #3b82f6;
    --viz-node-success: #22c55e;

    --viz-edge-idle: rgba(100, 116, 139, 0.3);
    --viz-edge-active: #3b82f6;

    --viz-text-primary: #f1f5f9;
    --viz-text-secondary: #94a3b8;
    --viz-text-muted: #64748b;
}

/* ===== Container ===== */
.arch-viz {
    position: relative;
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 450px;
    max-height: 500px;
    border-radius: 16px;
    overflow: hidden;
    background:
        radial-gradient(circle at 20% 20%, var(--viz-glow-purple) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, var(--viz-glow-blue) 0%, transparent 50%),
        radial-gradient(circle at 50% 100%, var(--viz-glow-pink) 0%, transparent 40%),
        var(--viz-bg-primary);
    box-shadow:
        0 4px 24px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 12px;
    color: var(--viz-text-primary);
}

.arch-viz--minimized {
    max-height: 44px;
}

.arch-viz--minimized .arch-viz__diagram,
.arch-viz--minimized .arch-viz__log {
    display: none;
}

/* ===== Header ===== */
.arch-viz__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 14px;
    background: var(--viz-bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--viz-border-glass);
}

.arch-viz__title {
    font-weight: 600;
    font-size: 13px;
    color: var(--viz-text-primary);
    letter-spacing: 0.02em;
}

.arch-viz__controls {
    display: flex;
    gap: 6px;
}

.arch-viz__btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    padding: 0;
    border: none;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.08);
    color: var(--viz-text-secondary);
    cursor: pointer;
    transition: all 0.15s ease;
}

.arch-viz__btn:hover {
    background: rgba(255, 255, 255, 0.15);
    color: var(--viz-text-primary);
}

.arch-viz__btn:active {
    transform: scale(0.95);
}

.arch-viz--technical .arch-viz__btn--mode {
    background: var(--viz-node-active);
    color: white;
}

/* ===== Diagram ===== */
.arch-viz__diagram {
    position: relative;
    padding: 8px;
}

.arch-viz__svg {
    width: 100%;
    height: auto;
    display: block;
}

/* ===== Nodes ===== */
.arch-viz__node {
    cursor: default;
}

.arch-viz__node-bg {
    fill: var(--viz-bg-glass);
    stroke: var(--viz-border-glass);
    stroke-width: 1;
    transition: all 0.3s ease;
}

.arch-viz__node--active .arch-viz__node-bg {
    fill: rgba(59, 130, 246, 0.2);
    stroke: var(--viz-node-active);
    stroke-width: 2;
}

.arch-viz__node-pulse {
    fill: none;
    stroke: var(--viz-node-active);
    stroke-width: 2;
    opacity: 0;
}

.arch-viz__node--active .arch-viz__node-pulse {
    animation: node-pulse 1s ease-out;
}

@keyframes node-pulse {
    0% {
        r: 24;
        opacity: 0.8;
    }
    100% {
        r: 40;
        opacity: 0;
    }
}

.arch-viz__node-icon {
    stroke: var(--viz-text-secondary);
    transition: stroke 0.3s ease;
}

.arch-viz__node--active .arch-viz__node-icon {
    stroke: var(--viz-node-active);
}

.arch-viz__node-label {
    font-size: 9px;
    fill: var(--viz-text-muted);
    transition: fill 0.3s ease;
}

.arch-viz__node--active .arch-viz__node-label {
    fill: var(--viz-text-primary);
}

/* Technical mode - smaller labels for long filenames */
.arch-viz--technical .arch-viz__node-label {
    font-size: 7px;
}

/* ===== Edges ===== */
.arch-viz__edge {
    stroke: var(--viz-edge-idle);
    stroke-width: 1.5;
    fill: none;
    transition: stroke 0.3s ease;
}

.arch-viz__edge--active {
    stroke: var(--viz-edge-active);
    stroke-width: 2;
    stroke-dasharray: 8 4;
    animation: edge-flow 0.6s linear infinite;
}

@keyframes edge-flow {
    to {
        stroke-dashoffset: -12;
    }
}

/* ===== Event Log ===== */
.arch-viz__log {
    border-top: 1px solid var(--viz-border-glass);
    background: var(--viz-bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.arch-viz__log-header {
    padding: 8px 14px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--viz-text-muted);
    border-bottom: 1px solid var(--viz-border-glass);
}

.arch-viz__log-entries {
    max-height: 120px;
    overflow-y: auto;
    padding: 4px 0;
}

.arch-viz__log-entries::-webkit-scrollbar {
    width: 4px;
}

.arch-viz__log-entries::-webkit-scrollbar-track {
    background: transparent;
}

.arch-viz__log-entries::-webkit-scrollbar-thumb {
    background: var(--viz-text-muted);
    border-radius: 2px;
}

.arch-viz__log-entry {
    display: flex;
    gap: 10px;
    padding: 6px 14px;
    font-size: 11px;
    color: var(--viz-text-secondary);
    animation: log-entry-appear 0.3s ease;
}

@keyframes log-entry-appear {
    from {
        opacity: 0;
        transform: translateY(-4px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.arch-viz__log-time {
    flex-shrink: 0;
    color: var(--viz-text-muted);
    font-variant-numeric: tabular-nums;
}

.arch-viz__log-desc {
    flex: 1;
}

.arch-viz__log-entry--api_call .arch-viz__log-desc,
.arch-viz__log-entry--api_response .arch-viz__log-desc {
    color: var(--viz-node-active);
}

.arch-viz__log-entry--firebase_write .arch-viz__log-desc,
.arch-viz__log-entry--firebase_read .arch-viz__log-desc {
    color: var(--viz-node-success);
}

.arch-viz__log-entry--error .arch-viz__log-desc {
    color: #ef4444;
}

.arch-viz__log-empty {
    padding: 16px;
    text-align: center;
    color: var(--viz-text-muted);
    font-style: italic;
}

/* ===== Responsive ===== */
@media (max-width: 480px) {
    .arch-viz {
        max-width: 100%;
        border-radius: 0;
    }

    .arch-viz__log-entries {
        max-height: 80px;
    }
}

/* ===== Full-Screen Mode ===== */
.arch-viz--fullscreen {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90vw;
    max-width: 900px;
    height: 85vh;
    max-height: 700px;
    z-index: 2000;
    border-radius: 20px;
    box-shadow:
        0 25px 80px rgba(0, 0, 0, 0.6),
        0 0 100px var(--viz-glow-purple),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

/* Backdrop overlay */
.arch-viz--fullscreen::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: -1;
    transform: translate(calc(50% - 50vw), calc(50% - 50vh));
}

/* Larger diagram in full-screen */
.arch-viz--fullscreen .arch-viz__diagram {
    flex: 1;
    min-height: 300px;
}

.arch-viz--fullscreen .arch-viz__svg {
    width: 100%;
    height: 100%;
}

/* Bigger header in full-screen */
.arch-viz--fullscreen .arch-viz__header {
    padding: 16px 20px;
}

.arch-viz--fullscreen .arch-viz__title {
    font-size: 16px;
}

/* More event log space in full-screen */
.arch-viz--fullscreen .arch-viz__log-entries {
    max-height: 200px;
}

.arch-viz--fullscreen .arch-viz__log-entry {
    padding: 10px 14px;
    font-size: 13px;
}

/* Larger node labels in full-screen */
.arch-viz--fullscreen .arch-viz__node-label {
    font-size: 11px;
}

.arch-viz--fullscreen.arch-viz--technical .arch-viz__node-label {
    font-size: 9px;
}

/* ===== Dragging State ===== */
.arch-viz--dragging {
    opacity: 0.9;
    box-shadow:
        0 12px 40px rgba(0, 0, 0, 0.5),
        0 0 60px var(--viz-glow-purple);
}

.arch-viz__header {
    cursor: move;
    user-select: none;
    -webkit-user-select: none;
    -webkit-user-drag: none;
}

/* Prevent native drag on header contents */
.arch-viz__header * {
    user-select: none;
    -webkit-user-select: none;
    -webkit-user-drag: none;
    pointer-events: none;
}

/* But allow button clicks */
.arch-viz__header .arch-viz__btn {
    pointer-events: auto;
}