/* ========================================
   Project & System Manager - Brand Style
   Colors: #2A7DE1, #F47C3C, #8C6FF5, #47CBBE
   ======================================== */

:root {
    /* Brand Colors */
    --color-bg: #F8F9FB;
    --color-text: #0E1B2C;
    --color-component: #2A7DE1;
    --color-action: #F47C3C;
    --color-data: #8C6FF5;
    --color-integration: #47CBBE;

    /* Color Opacity Variants */
    --color-component-10: rgba(42, 125, 225, 0.1);
    --color-component-20: rgba(42, 125, 225, 0.2);
    --color-component-40: rgba(42, 125, 225, 0.4);

    --color-action-10: rgba(244, 124, 60, 0.1);
    --color-action-20: rgba(244, 124, 60, 0.2);
    --color-action-40: rgba(244, 124, 60, 0.4);

    --color-data-10: rgba(140, 111, 245, 0.1);
    --color-data-20: rgba(140, 111, 245, 0.2);
    --color-data-40: rgba(140, 111, 245, 0.4);

    --color-integration-10: rgba(71, 203, 190, 0.1);
    --color-integration-20: rgba(71, 203, 190, 0.2);
    --color-integration-40: rgba(71, 203, 190, 0.4);

    /* UI Colors */
    --color-white: #FFFFFF;
    --color-border: #E5E7EB;
    --color-hover: #F3F4F6;
    --color-shadow: rgba(0, 0, 0, 0.08);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 12px;
    --font-size-sm: 13px;
    --font-size-base: 14px;
    --font-size-lg: 16px;
    --font-size-xl: 20px;
    --font-size-2xl: 24px;

    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 12px;
    --space-lg: 16px;
    --space-xl: 20px;
    --space-2xl: 24px;
    --space-3xl: 32px;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;

    /* Transitions */
    --transition: all 0.2s ease;
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --color-bg: #0F172A;
        --color-text: #F8FAFC;
        --color-white: #1E293B;
        --color-border: #334155;
        --color-hover: #1E293B;
        --color-shadow: rgba(0, 0, 0, 0.3);
    }

    body {
        color-scheme: dark;
    }

    .logo-text {
        background: linear-gradient(135deg, var(--color-text) 0%, var(--color-component) 100%);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }

    #project-canvas {
        background: #0F172A;
        background-image:
            linear-gradient(rgba(42, 125, 225, 0.05) 1px, transparent 1px),
            linear-gradient(90deg, rgba(42, 125, 225, 0.05) 1px, transparent 1px);
    }
}

/* Manual Dark Mode Toggle */
[data-theme="dark"] {
    --color-bg: #0F172A;
    --color-text: #F8FAFC;
    --color-white: #1E293B;
    --color-border: #334155;
    --color-hover: #1E293B;
    --color-shadow: rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] body {
    color-scheme: dark;
}

[data-theme="dark"] .logo-text {
    background: linear-gradient(135deg, var(--color-text) 0%, var(--color-component) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

[data-theme="dark"] #project-canvas {
    background: #0F172A;
    background-image:
        linear-gradient(rgba(42, 125, 225, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(42, 125, 225, 0.05) 1px, transparent 1px);
}

/* ========================================
   Reset & Base Styles
   ======================================== */

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ========================================
   Header
   ======================================== */

.header {
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-lg) var(--space-3xl);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    max-width: 1600px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.logo-image {
    height: 48px;
    width: auto;
    border-radius: var(--radius-sm);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.logo-image:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.logo-text {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-text);
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, var(--color-text) 0%, var(--color-component) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header-actions {
    display: flex;
    gap: var(--space-md);
}

/* ========================================
   Buttons
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    font-size: var(--font-size-sm);
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
}

.btn:active {
    transform: translateY(0);
    transition: transform 0.1s ease;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:active::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: var(--color-component);
    color: var(--color-white);
}

.btn-primary:hover {
    background: #1e6bc9;
}

.btn-secondary {
    background: var(--color-white);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background: var(--color-hover);
}

.toolbar-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
}

.toolbar-btn:hover {
    background: var(--color-hover);
}

.close-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text);
    padding: var(--space-xs);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.close-btn:hover {
    background: var(--color-hover);
}

/* ========================================
   Layout
   ======================================== */

.main-container {
    display: flex;
    height: calc(100vh - 73px);
}

.sidebar-left {
    width: 280px;
    background: var(--color-white);
    border-right: 1px solid var(--color-border);
    overflow-y: auto;
    flex-shrink: 0;
}

.sidebar-right {
    width: 320px;
    background: var(--color-white);
    border-left: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    overflow-y: auto;
}

.canvas-area {
    flex: 1;
    position: relative;
    overflow: hidden;
}

/* ========================================
   Sidebar Sections
   ======================================== */

.sidebar-section {
    padding: var(--space-2xl) var(--space-lg);
    border-bottom: 1px solid var(--color-border);
}

.sidebar-title {
    font-size: var(--font-size-sm);
    font-weight: 700;
    color: var(--color-text);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--space-lg);
}

.sidebar-header {
    padding: var(--space-lg);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sidebar-content {
    flex: 1;
    padding: var(--space-lg);
    overflow-y: auto;
}

/* ========================================
   Filters
   ======================================== */

.filter-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.filter-label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.filter-label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 3px;
    background: transparent;
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
    transition: var(--transition);
}

.filter-label:hover {
    background: var(--color-hover);
    transform: translateX(4px);
}

.filter-label:has(.filter-checkbox:checked)::before {
    background: var(--color-component);
}

.filter-label:has(.filter-checkbox:checked) {
    background: rgba(42, 125, 225, 0.05);
}

.filter-checkbox {
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.filter-type-indicator {
    width: 12px;
    height: 12px;
    border-radius: 2px;
}

.filter-text {
    flex: 1;
    font-size: var(--font-size-sm);
    color: var(--color-text);
}

.filter-count {
    font-size: var(--font-size-xs);
    color: #6B7280;
    background: var(--color-hover);
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 600;
}

/* ========================================
   Statistics
   ======================================== */

.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

.stat-item {
    text-align: center;
    padding: var(--space-lg);
    background: var(--color-hover);
    border-radius: var(--radius-lg);
    transition: var(--transition);
    cursor: pointer;
}

.stat-item:hover {
    transform: scale(1.05);
    background: #E5E7EB;
    box-shadow: 0 4px 12px var(--color-shadow);
}

.stat-value {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-text);
}

.stat-label {
    font-size: var(--font-size-xs);
    color: #6B7280;
    margin-top: var(--space-xs);
}

/* ========================================
   Canvas
   ======================================== */

#project-canvas {
    width: 100%;
    height: 100%;
    background: var(--color-white);
    background-image:
        linear-gradient(rgba(42, 125, 225, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(42, 125, 225, 0.03) 1px, transparent 1px);
    background-size: 20px 20px;
    position: relative;
}

.canvas-toolbar {
    position: absolute;
    top: var(--space-lg);
    left: var(--space-lg);
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-sm);
    display: flex;
    gap: var(--space-xs);
    box-shadow: 0 2px 8px var(--color-shadow);
    z-index: 10;
}

.toolbar-divider {
    width: 1px;
    background: var(--color-border);
    margin: 0 var(--space-xs);
}

/* Zoom indicator */
.zoom-indicator {
    position: absolute;
    bottom: var(--space-lg);
    left: var(--space-lg);
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-sm) var(--space-md);
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-text);
    box-shadow: 0 2px 8px var(--color-shadow);
    z-index: 10;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.zoom-indicator svg {
    width: 14px;
    height: 14px;
}

/* Minimap */
.minimap {
    position: absolute;
    bottom: var(--space-lg);
    right: var(--space-lg);
    width: 200px;
    height: 150px;
    background: var(--color-white);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 16px var(--color-shadow);
    overflow: hidden;
    z-index: 10;
    opacity: 0.9;
    transition: var(--transition);
}

.minimap:hover {
    opacity: 1;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.minimap-canvas {
    width: 100%;
    height: 100%;
    background: var(--color-bg);
    cursor: pointer;
}

.minimap-viewport {
    position: absolute;
    border: 2px solid var(--color-component);
    background: rgba(42, 125, 225, 0.1);
    cursor: move;
    pointer-events: all;
}

.minimap-toggle {
    position: absolute;
    top: var(--space-xs);
    right: var(--space-xs);
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: var(--space-xs);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.minimap-toggle:hover {
    background: var(--color-hover);
}

.minimap.collapsed {
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

.minimap.collapsed .minimap-canvas,
.minimap.collapsed .minimap-viewport {
    display: none;
}

/* ========================================
   Project Cards on Canvas
   ======================================== */

.project-node {
    position: absolute;
    background: var(--color-white);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    min-width: 200px;
    max-width: 280px;
    box-shadow: 0 2px 8px var(--color-shadow);
    cursor: move;
    transition: var(--transition);
    user-select: none;
}

.project-node:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    z-index: 10;
}

.project-node.selected {
    border-color: var(--color-component);
    box-shadow: 0 0 0 3px rgba(42, 125, 225, 0.1);
}

.project-node.dragging {
    opacity: 0.8;
    cursor: grabbing;
}

/* Type indicator - colored left border */
.project-node.type-component {
    border-left: 4px solid var(--color-component);
}

.project-node.type-action {
    border-left: 4px solid var(--color-action);
}

.project-node.type-data {
    border-left: 4px solid var(--color-data);
}

.project-node.type-integration {
    border-left: 4px solid var(--color-integration);
}

.project-node-header {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.project-node-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-weight: 700;
    font-size: var(--font-size-lg);
    color: var(--color-white);
}

.type-component .project-node-icon {
    background: var(--color-component);
}

.type-action .project-node-icon {
    background: var(--color-action);
}

.type-data .project-node-icon {
    background: var(--color-data);
}

.type-integration .project-node-icon {
    background: var(--color-integration);
}

.project-node-title {
    flex: 1;
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-text);
    margin: 0 0 var(--space-xs) 0;
    word-wrap: break-word;
}

.project-node-subtitle {
    font-size: var(--font-size-xs);
    color: #6B7280;
    margin: 0;
}

.project-node-body {
    margin-bottom: var(--space-md);
}

.project-node-description {
    font-size: var(--font-size-sm);
    color: #6B7280;
    line-height: 1.5;
    margin: 0 0 var(--space-sm) 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.project-node-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    font-size: var(--font-size-xs);
    color: #6B7280;
}

.project-node-info-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.project-node-info-label {
    font-weight: 600;
}

.project-node-footer {
    display: flex;
    gap: var(--space-xs);
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-border);
}

.project-node-status {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: 12px;
    flex: 1;
}

.project-node-status.status-online {
    background: rgba(16, 185, 129, 0.1);
    color: #059669;
}

.project-node-status.status-stopped {
    background: rgba(239, 68, 68, 0.1);
    color: #DC2626;
}

.project-node-status.status-unknown {
    background: rgba(107, 114, 128, 0.1);
    color: #6B7280;
}

.status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

.status-online .status-dot {
    background: #059669;
    animation: pulse 2s infinite;
}

.status-stopped .status-dot {
    background: #DC2626;
}

.status-unknown .status-dot {
    background: #6B7280;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.1);
    }
}

/* Global status indicators */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 4px 10px;
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: 12px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.status-badge-success {
    background: rgba(16, 185, 129, 0.1);
    color: #059669;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.status-badge-error {
    background: rgba(239, 68, 68, 0.1);
    color: #DC2626;
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.status-badge-warning {
    background: rgba(245, 158, 11, 0.1);
    color: #D97706;
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.status-badge-info {
    background: rgba(42, 125, 225, 0.1);
    color: #1e6bc9;
    border: 1px solid rgba(42, 125, 225, 0.2);
}

.status-badge-default {
    background: rgba(107, 114, 128, 0.1);
    color: #6B7280;
    border: 1px solid rgba(107, 114, 128, 0.2);
}

/* Connection points for linking projects */
.project-node-connection-point {
    position: absolute;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-white);
    border: 2px solid var(--color-border);
    cursor: crosshair;
    transition: var(--transition);
}

.project-node-connection-point:hover {
    border-color: var(--color-component);
    transform: scale(1.3);
}

.project-node-connection-point.top {
    top: -6px;
    left: 50%;
    transform: translateX(-50%);
}

.project-node-connection-point.right {
    top: 50%;
    right: -6px;
    transform: translateY(-50%);
}

.project-node-connection-point.bottom {
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%);
}

.project-node-connection-point.left {
    top: 50%;
    left: -6px;
    transform: translateY(-50%);
}

/* ========================================
   Empty State
   ======================================== */

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-3xl);
    text-align: center;
    color: #9CA3AF;
}

.empty-state svg {
    margin-bottom: var(--space-lg);
}

.empty-state p {
    font-size: var(--font-size-sm);
}

/* ========================================
   Modal
   ======================================== */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal.active {
    display: flex;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(14, 27, 44, 0.6);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    padding: var(--space-2xl);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-text);
}

.modal-form {
    padding: var(--space-2xl);
}

.form-group {
    margin-bottom: var(--space-lg);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

.form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
}

.form-input {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    font-size: var(--font-size-base);
    font-family: var(--font-family);
    color: var(--color-text);
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-component);
    box-shadow: 0 0 0 3px rgba(42, 125, 225, 0.1);
}

.form-input::placeholder {
    color: #9CA3AF;
}

.modal-actions {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-2xl);
}

.modal-actions .btn {
    flex: 1;
}

/* ========================================
   Toast Notifications
   ======================================== */

.toast-container {
    position: fixed;
    bottom: var(--space-2xl);
    right: var(--space-2xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    z-index: 2000;
}

.toast {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    box-shadow: 0 8px 24px var(--color-shadow);
    min-width: 300px;
    display: flex;
    align-items: center;
    gap: var(--space-md);
    animation: toastSlideIn 0.3s ease-out;
}

@keyframes toastSlideIn {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.toast.success {
    border-left: 3px solid #10B981;
}

.toast.error {
    border-left: 3px solid #EF4444;
}

.toast.info {
    border-left: 3px solid var(--color-component);
}

/* ========================================
   Responsive
   ======================================== */

@media (max-width: 1024px) {
    .sidebar-left {
        width: 240px;
    }
    
    .sidebar-right {
        width: 280px;
    }
}

@media (max-width: 768px) {
    .main-container {
        flex-direction: column;
    }
    
    .sidebar-left,
    .sidebar-right {
        width: 100%;
        height: auto;
        max-height: 300px;
    }
}