/* ==============================================================================
 * CoKi Workflow Editor – CSS
 * Rein Vanilla, keine externen Abhängigkeiten
 * ============================================================================== */

/* --- Layout --- */
.wf-editor-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.6rem 0.75rem;
    background: var(--card-bg, #1e293b);
    border: 1px solid var(--border-color, #334155);
    border-radius: 0.5rem;
    margin-bottom: 0.5rem;
    gap: 0.5rem;
    flex-wrap: wrap;
    color: #e2e8f0;
}

.wf-name-input {
    background: var(--input-bg, #0f172a);
    border: 1px solid var(--border-color, #334155);
    border-radius: 0.375rem;
    color: #f1f5f9;
    padding: 0.4rem 0.75rem;
    font-size: 0.9rem;
    font-weight: 600;
    width: 220px;
}
.wf-name-input::placeholder { color: rgba(148, 163, 184, 0.7); }

.wf-trigger-select {
    background: var(--input-bg, #0f172a);
    border: 1px solid var(--border-color, #334155);
    border-radius: 0.375rem;
    color: #f1f5f9;
    padding: 0.4rem 0.6rem;
    font-size: 0.82rem;
}
.wf-trigger-select option { background: #0f172a; color: #f1f5f9; }

.wf-editor-layout {
    display: grid;
    grid-template-columns: 180px 1fr 240px;
    gap: 0.5rem;
    height: calc(100vh - 250px);
    min-height: 400px;
}

/* --- Palette --- */
.wf-palette {
    background: var(--card-bg, #1e293b);
    border: 1px solid var(--border-color, #334155);
    border-radius: 0.5rem;
    overflow-y: auto;
    padding: 0.5rem;
    color: #e2e8f0;
}

.wf-palette-title {
    font-size: 0.85rem;
    font-weight: 700;
    color: #f1f5f9;
    padding: 0.5rem;
    margin-bottom: 0.25rem;
}

.wf-palette-section {
    font-size: 0.7rem;
    font-weight: 600;
    color: #cbd5e1;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.75rem 0.5rem 0.25rem;
}

.wf-palette-item {
    padding: 0.45rem 0.6rem;
    margin: 0.15rem 0;
    border-radius: 0.375rem;
    font-size: 0.8rem;
    color: #e2e8f0;
    cursor: grab;
    border: 1px solid transparent;
    transition: all 0.12s;
    user-select: none;
}

.wf-palette-item:hover {
    background: rgba(59, 130, 246, 0.1);
    border-color: rgba(59, 130, 246, 0.3);
}

.wf-palette-item:active {
    cursor: grabbing;
    transform: scale(0.95);
}

.wf-palette-item.wf-condition {
    border-left: 3px solid #f59e0b;
}

/* --- Canvas --- */
.wf-canvas-container {
    background: var(--card-bg, #1e293b);
    border: 1px solid var(--border-color, #334155);
    border-radius: 0.5rem;
    position: relative;
    overflow: hidden;
}

.wf-canvas {
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(circle, rgba(100,116,139,0.15) 1px, transparent 1px);
    background-size: 20px 20px;
}

.wf-canvas-hint {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #94a3b8;
    font-size: 0.9rem;
    pointer-events: none;
    opacity: 0.6;
}

/* --- SVG Nodes --- */
.wf-node {
    cursor: move;
    user-select: none;
}

.wf-node rect.wf-node-bg {
    rx: 8;
    ry: 8;
    stroke-width: 1.5;
    transition: stroke 0.15s;
}

.wf-node.selected rect.wf-node-bg {
    stroke: #3b82f6 !important;
    stroke-width: 2.5;
    filter: drop-shadow(0 0 6px rgba(59,130,246,0.4));
}

.wf-node text {
    fill: #f1f5f9;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    pointer-events: none;
}

.wf-node-icon { font-size: 16px; }
.wf-node-label { font-size: 11px; font-weight: 600; }
.wf-node-type { font-size: 9px; fill: #94a3b8 !important; }

/* Node types */
.wf-node-trigger rect.wf-node-bg { fill: #064e3b; stroke: #10b981; }
.wf-node-action rect.wf-node-bg { fill: #1e3a5f; stroke: #3b82f6; }
.wf-node-condition rect.wf-node-bg { fill: #451a03; stroke: #f59e0b; }

/* Ports */
.wf-port {
    cursor: crosshair;
    transition: r 0.15s;
}

.wf-port:hover {
    r: 6;
}

.wf-port-out { fill: #3b82f6; }
.wf-port-in { fill: #64748b; }
.wf-port-true { fill: #10b981; }
.wf-port-false { fill: #ef4444; }

/* Connections */
.wf-connection {
    fill: none;
    stroke: #64748b;
    stroke-width: 2;
    marker-end: url(#arrowhead);
    transition: stroke 0.15s;
}

.wf-connection:hover {
    stroke: #3b82f6;
    stroke-width: 2.5;
    cursor: pointer;
}

.wf-connection-temp {
    fill: none;
    stroke: #3b82f6;
    stroke-width: 2;
    stroke-dasharray: 6 3;
    pointer-events: none;
    opacity: 0.7;
}

/* Delete button on connection hover */
.wf-conn-delete {
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.15s;
}

.wf-connection:hover + .wf-conn-delete,
.wf-conn-delete:hover {
    opacity: 1;
}

/* --- Properties Panel --- */
.wf-properties {
    background: var(--card-bg, #1e293b);
    border: 1px solid var(--border-color, #334155);
    border-radius: 0.5rem;
    overflow-y: auto;
    color: #e2e8f0;
}

.wf-prop-group {
    padding: 0.75rem;
    border-bottom: 1px solid var(--border-color, #334155);
}

.wf-prop-label {
    font-size: 0.72rem;
    font-weight: 600;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    margin-bottom: 0.35rem;
}

.wf-prop-input {
    width: 100%;
    padding: 0.4rem 0.6rem;
    background: var(--input-bg, #0f172a);
    border: 1px solid var(--border-color, #334155);
    border-radius: 0.375rem;
    color: #f1f5f9;
    font-size: 0.82rem;
    box-sizing: border-box;
}
.wf-prop-input::placeholder { color: rgba(148, 163, 184, 0.7); }
.wf-prop-input option { background: #0f172a; color: #f1f5f9; }

.wf-prop-input:focus {
    outline: none;
    border-color: var(--primary, #3b82f6);
}

.wf-prop-textarea {
    min-height: 60px;
    resize: vertical;
    font-family: monospace;
    font-size: 0.78rem;
}

/* --- Templates Grid --- */
.wf-templates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}

.wf-template-card {
    background: var(--card-bg, #1e293b);
    border: 1px solid var(--border-color, #334155);
    border-radius: 0.5rem;
    padding: 1.25rem;
    cursor: pointer;
    transition: border-color 0.15s, transform 0.15s;
}

.wf-template-card:hover {
    border-color: var(--primary, #3b82f6);
    transform: translateY(-2px);
}

.wf-template-name {
    font-size: 1rem;
    font-weight: 600;
    color: #f1f5f9;
    margin-bottom: 0.35rem;
}

.wf-template-desc {
    font-size: 0.82rem;
    color: #94a3b8;
    margin-bottom: 0.75rem;
}

.wf-template-tags {
    display: flex;
    gap: 0.35rem;
    flex-wrap: wrap;
}

.wf-template-tag {
    padding: 0.1rem 0.45rem;
    border-radius: 9999px;
    font-size: 0.68rem;
    background: rgba(59, 130, 246, 0.15);
    color: #60a5fa;
}

/* --- Modal --- */
.wf-modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
}

.wf-modal-content {
    background: var(--card-bg, #1e293b);
    border: 1px solid var(--border-color, #334155);
    border-radius: 0.75rem;
    width: min(90vw, 700px);
    max-height: 80vh;
    overflow: hidden;
}

.wf-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-color, #334155);
}

.wf-modal-header h3 {
    margin: 0;
    font-size: 1rem;
    color: #f1f5f9;
}

.wf-modal-header button {
    background: none;
    border: none;
    color: #94a3b8;
    font-size: 1.2rem;
    cursor: pointer;
}

/* --- Responsive --- */
@media (max-width: 900px) {
    .wf-editor-layout {
        grid-template-columns: 1fr;
        height: auto;
    }
    .wf-palette { display: flex; flex-wrap: wrap; gap: 0.25rem; }
    .wf-palette-section { width: 100%; }
    .wf-canvas-container { height: 50vh; }
}

/* --- Btn helpers --- */
.btn-success {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    border: none;
    padding: 0.4rem 0.8rem;
    border-radius: 0.375rem;
    cursor: pointer;
    font-size: 0.82rem;
}

.btn-success:hover { opacity: 0.9; }
.btn-sm { padding: 0.35rem 0.7rem; font-size: 0.8rem; }

/* --- Modul-Zuordnung im Editor --- */
.wf-module-assign {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-left: 0.75rem;
    padding-left: 0.75rem;
    border-left: 1px solid #334155;
}

.wf-module-assign-label {
    font-size: 0.72rem;
    font-weight: 600;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    white-space: nowrap;
}

.wf-module-tags {
    display: flex;
    gap: 0.25rem;
    flex-wrap: wrap;
}

.wf-module-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.2rem 0.5rem;
    border-radius: 9999px;
    font-size: 0.7rem;
    font-weight: 500;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.12s;
    user-select: none;
    background: rgba(100, 116, 139, 0.15);
    color: #94a3b8;
}

.wf-module-tag.active {
    background: rgba(59, 130, 246, 0.2);
    color: #60a5fa;
    border-color: rgba(59, 130, 246, 0.4);
}

.wf-module-tag:hover {
    background: rgba(59, 130, 246, 0.12);
    color: #93c5fd;
}

/* --- Workflow-Launcher (Button in Modulen) --- */
.wf-launcher-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.75rem;
    border-radius: 0.375rem;
    font-size: 0.82rem;
    font-weight: 500;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.25);
    color: #a5b4fc;
    cursor: pointer;
    transition: all 0.15s;
    position: relative;
}

.wf-launcher-btn:hover {
    background: rgba(99, 102, 241, 0.18);
    border-color: rgba(99, 102, 241, 0.4);
    color: #c7d2fe;
}

.wf-launcher-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: #6366f1;
    color: white;
    font-size: 0.6rem;
    font-weight: 700;
    border-radius: 50%;
    width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.wf-launcher-dropdown {
    position: absolute;
    top: calc(100% + 4px);
    right: 0;
    min-width: 280px;
    background: #1e293b;
    border: 1px solid #334155;
    border-radius: 0.5rem;
    box-shadow: 0 8px 24px rgba(0,0,0,0.4);
    z-index: 1000;
    display: none;
    overflow: hidden;
}

.wf-launcher-dropdown.open { display: block; }

.wf-launcher-dropdown-header {
    padding: 0.6rem 0.75rem;
    border-bottom: 1px solid #334155;
    font-size: 0.8rem;
    font-weight: 600;
    color: #e2e8f0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.wf-launcher-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    cursor: pointer;
    transition: background 0.1s;
    color: #e2e8f0;
    font-size: 0.82rem;
    border-bottom: 1px solid rgba(51, 65, 85, 0.5);
}

.wf-launcher-item:last-child { border-bottom: none; }
.wf-launcher-item:hover { background: rgba(59, 130, 246, 0.08); }

.wf-launcher-item-icon {
    width: 28px;
    height: 28px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    background: rgba(99, 102, 241, 0.12);
    flex-shrink: 0;
}

.wf-launcher-item-name { font-weight: 500; color: #f1f5f9; }
.wf-launcher-item-trigger { font-size: 0.7rem; color: #64748b; }

.wf-launcher-empty {
    padding: 1.5rem;
    text-align: center;
    color: #64748b;
    font-size: 0.82rem;
}