/* ============================================
   WORKFLOW DIAGRAM - PROFESSIONAL NODE STYLES
   ============================================ */

/* Variables CSS pour les couleurs par type */
.workflow-node {
    --node-accent-color: #6c757d;
    --node-header-bg: #f8f9fa;
    --node-body-bg: #ffffff;
    --node-border-color: #dee2e6;
    --node-shadow: 0 2px 8px rgba(0,0,0,0.12);
    --node-shadow-hover: 0 4px 16px rgba(0,0,0,0.18);
}

/* Structure de base du node */
.workflow-node {
    position: relative;
    min-width: 180px;
    max-width: 280px;
    border-radius: 8px;
    background: var(--node-body-bg);
    border: 1px solid var(--node-border-color);
    box-shadow: var(--node-shadow);
    transition: box-shadow 0.2s ease, transform 0.15s ease;
    overflow: visible;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.workflow-node:hover {
    box-shadow: var(--node-shadow-hover);
    transform: translateY(-2px);
}

.workflow-node.selected,
.workflow-node:focus {
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.25), var(--node-shadow-hover);
}

/* Header du node */
.workflow-node .node-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 12px;
    background: var(--node-header-bg);
    border-bottom: 1px solid var(--node-border-color);
    border-top: 3px solid var(--node-accent-color);
}

.workflow-node .node-type-badge {
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--node-accent-color);
    background: rgba(0,0,0,0.05);
    padding: 2px 6px;
    border-radius: 3px;
}

.workflow-node .node-icon {
    font-size: 14px;
    color: var(--node-accent-color);
    opacity: 0.9;
}

/* Corps du node */
.workflow-node .node-body {
    padding: 12px;
}

.workflow-node .node-title {
    font-size: 13px;
    font-weight: 600;
    color: #212529;
    line-height: 1.3;
    margin-bottom: 4px;
    word-wrap: break-word;
}

.workflow-node .node-description {
    font-size: 11px;
    color: #6c757d;
    line-height: 1.4;
    margin-top: 6px;
    padding-top: 6px;
    border-top: 1px dashed #e9ecef;
    word-wrap: break-word;
    max-height: 40px;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ============================================
   STYLES PAR TYPE DE NODE
   ============================================ */

/* START - Vert */
.workflow-node.node-start {
    --node-accent-color: #28a745;
    --node-header-bg: #e8f5e9;
    --node-border-color: #c3e6cb;
}

.workflow-node.node-start .node-type-badge {
    background: rgba(40, 167, 69, 0.15);
}

/* END - Rouge */
.workflow-node.node-end {
    --node-accent-color: #dc3545;
    --node-header-bg: #fce4e4;
    --node-border-color: #f5c6cb;
}

.workflow-node.node-end .node-type-badge {
    background: rgba(220, 53, 69, 0.15);
}

/* PROCESS - Bleu */
.workflow-node.node-process {
    --node-accent-color: #007bff;
    --node-header-bg: #e3f2fd;
    --node-border-color: #b8daff;
}

.workflow-node.node-process .node-type-badge {
    background: rgba(0, 123, 255, 0.15);
}

/* DECISION - Orange/Jaune */
.workflow-node.node-decision {
    --node-accent-color: #fd7e14;
    --node-header-bg: #fff8e1;
    --node-border-color: #ffeeba;
}

.workflow-node.node-decision .node-type-badge {
    background: rgba(253, 126, 20, 0.15);
}

/* APPROVAL - Violet */
.workflow-node.node-approval {
    --node-accent-color: #6f42c1;
    --node-header-bg: #f3e5f5;
    --node-border-color: #d4c4e8;
}

.workflow-node.node-approval .node-type-badge {
    background: rgba(111, 66, 193, 0.15);
}

/* DEFAULT - Gris */
.workflow-node.node-default {
    --node-accent-color: #6c757d;
    --node-header-bg: #f8f9fa;
    --node-border-color: #dee2e6;
}

/* ============================================
   PORTS - CONNECTEURS
   ============================================ */

.workflow-node .diagram-port {
    position: absolute !important;
    width: 14px !important;
    height: 14px !important;
    border-radius: 50% !important;
    background-color: #ffffff !important;
    border: 3px solid var(--node-accent-color) !important;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2) !important;
    transition: transform 0.15s ease, background-color 0.15s ease, box-shadow 0.15s ease !important;
    z-index: 10;
    cursor: crosshair;
}

.workflow-node .diagram-port:hover {
    background-color: var(--node-accent-color) !important;
    box-shadow: 0 2px 8px rgba(0,0,0,0.3) !important;
}

/* Positionnement des ports */
.workflow-node .diagram-port.port-top {
    top: -7px !important;
    left: 50% !important;
    transform: translateX(-50%);
}

.workflow-node .diagram-port.port-bottom {
    bottom: -7px !important;
    top: auto !important;
    left: 50% !important;
    transform: translateX(-50%);
}

.workflow-node .diagram-port.port-left {
    left: -7px !important;
    top: 50% !important;
    transform: translateY(-50%);
}

.workflow-node .diagram-port.port-right {
    right: -7px !important;
    left: auto !important;
    top: 50% !important;
    transform: translateY(-50%);
}

/* Hover avec scale pour les ports */
.workflow-node .diagram-port.port-top:hover,
.workflow-node .diagram-port.port-bottom:hover {
    transform: translateX(-50%) scale(1.2);
}

.workflow-node .diagram-port.port-left:hover,
.workflow-node .diagram-port.port-right:hover {
    transform: translateY(-50%) scale(1.2);
}