/* ============================================
   CONFIGURATORE MONOBLOCCHI - STYLES
   app.css - Con supporto Sotto-Configurazioni
   ============================================ */

/* === CSS Variables === */
:root {
    --bg-dark: #0d1117;
    --bg-card: #161b22;
    --bg-card-hover: #1c2128;
    --border-color: #30363d;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --accent-blue: #58a6ff;
    --accent-green: #3fb950;
    --accent-orange: #d29922;
    --accent-red: #f85149;
    --accent-purple: #a371f7;
    --accent-yellow: #f0c000;
    --node-shadow: 0 8px 24px rgba(0,0,0,0.4);
}

/* === Reset & Base === */
* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    margin: 0;
    padding: 0;
    overflow: hidden;
    height: 100vh;
}

/* === Header === */
.main-header {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    padding: 12px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: 60px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
    font-size: 18px;
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.template-badge {
    background: rgba(163, 113, 247, 0.2);
    color: var(--accent-purple);
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
}

.header-actions {
    display: flex;
    gap: 12px;
}

/* === Sidebar === */
.sidebar {
    position: fixed;
    left: 0;
    top: 60px;
    bottom: 0;
    width: 300px;
    background: var(--bg-card);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    z-index: 100;
}

.sidebar-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-tab {
    flex: 1;
    padding: 14px;
    text-align: center;
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    border-bottom: 2px solid transparent;
    transition: all 0.2s;
}

.sidebar-tab:hover {
    color: var(--text-primary);
    background: var(--bg-card-hover);
}

.sidebar-tab.active {
    color: var(--accent-blue);
    border-bottom-color: var(--accent-blue);
}

.sidebar-content {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
}

.sidebar-section {
    margin-bottom: 24px;
}

.sidebar-section-title {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    margin-bottom: 12px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* === Node Palette === */
.node-palette-item {
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px 14px;
    margin-bottom: 8px;
    cursor: grab;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 10px;
}

.node-palette-item:hover {
    border-color: var(--accent-blue);
    transform: translateX(4px);
}

.node-palette-item:active {
    cursor: grabbing;
}

.node-palette-icon {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
}

.node-palette-icon.input {
    background: rgba(88, 166, 255, 0.2);
    color: var(--accent-blue);
}

.node-palette-icon.preset {
    background: rgba(210, 153, 34, 0.2);
    color: var(--accent-orange);
}

.node-palette-icon.calc {
    background: rgba(163, 113, 247, 0.2);
    color: var(--accent-purple);
}

.node-palette-icon.subconfig {
    background: rgba(240, 192, 0, 0.2);
    color: var(--accent-yellow);
}

.node-palette-info {
    flex: 1;
}

.node-palette-name {
    font-weight: 500;
    font-size: 13px;
}

.node-palette-desc {
    font-size: 11px;
    color: var(--text-secondary);
}

/* === Sub-Config List in Sidebar === */
.sub-config-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sub-config-item {
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 10px 12px;
    cursor: grab;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 10px;
}

.sub-config-item:hover {
    border-color: var(--accent-yellow);
    transform: translateX(4px);
}

.sub-config-item:active {
    cursor: grabbing;
}

.sub-config-icon {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
}

.sub-config-info {
    flex: 1;
}

.sub-config-name {
    font-weight: 500;
    font-size: 12px;
}

.sub-config-desc {
    font-size: 10px;
    color: var(--text-secondary);
}

.empty-state-small {
    text-align: center;
    padding: 20px;
    color: var(--text-secondary);
    font-size: 12px;
}

/* === Canvas === */
.canvas-container {
    position: fixed;
    left: 300px;
    top: 60px;
    right: 320px;
    bottom: 0;
    overflow: auto;
    background: 
        radial-gradient(circle at center, rgba(88, 166, 255, 0.03) 0%, transparent 70%),
        linear-gradient(rgba(48, 54, 61, 0.3) 1px, transparent 1px),
        linear-gradient(90deg, rgba(48, 54, 61, 0.3) 1px, transparent 1px);
    background-size: 100% 100%, 20px 20px, 20px 20px;
    background-attachment: local;
}

.canvas {
    position: relative;
    min-width: 2000px;
    min-height: 2000px;
}

/* === SVG Connections === */
.connections-svg {
    position: absolute;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 1;
    overflow: visible;
}

.connection-line {
    fill: none;
    stroke: var(--accent-blue);
    stroke-width: 2;
    opacity: 0.6;
    pointer-events: stroke;
    cursor: pointer;
}

.connection-line:hover {
    stroke-width: 4;
    opacity: 1;
}

.connection-line.temp {
    stroke-dasharray: 8 4;
    animation: dash 0.5s linear infinite;
}

@keyframes dash {
    to {
        stroke-dashoffset: -12;
    }
}

/* === Nodes === */
.node {
    position: absolute;
    width: 240px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--node-shadow);
    z-index: 10;
    transition: box-shadow 0.2s, border-color 0.2s;
}

.node:hover {
    border-color: var(--accent-blue);
}

.node.selected {
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 2px rgba(88, 166, 255, 0.3), var(--node-shadow);
}

.node.dragging {
    z-index: 1000;
    opacity: 0.9;
}

/* Sub-config node special style */
.node.node-subconfig {
    border-color: var(--accent-yellow);
    background: linear-gradient(180deg, var(--bg-card) 0%, rgba(240, 192, 0, 0.05) 100%);
}

.node.node-subconfig:hover {
    border-color: var(--accent-yellow);
    box-shadow: 0 0 0 2px rgba(240, 192, 0, 0.2), var(--node-shadow);
}

.node.node-subconfig.selected {
    border-color: var(--accent-yellow);
    box-shadow: 0 0 0 2px rgba(240, 192, 0, 0.3), var(--node-shadow);
}

.node-header {
    padding: 12px 14px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: move;
    border-radius: 12px 12px 0 0;
}

.node-color-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

.node-title {
    flex: 1;
    font-weight: 600;
    font-size: 13px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.node-menu-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    opacity: 0;
    transition: all 0.2s;
}

.node:hover .node-menu-btn {
    opacity: 1;
}

.node-menu-btn:hover {
    background: var(--bg-dark);
    color: var(--text-primary);
}

.node-body {
    padding: 14px;
}

.node-question {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 10px;
    line-height: 1.4;
}

.node-input {
    width: 100%;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 8px 12px;
    color: var(--text-primary);
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
    transition: border-color 0.2s;
}

.node-input:focus {
    outline: none;
    border-color: var(--accent-blue);
}

.node-input:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.node-select {
    width: 100%;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 8px 12px;
    color: var(--text-primary);
    font-size: 13px;
    cursor: pointer;
}

.node-footer {
    padding: 8px 14px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.node-alias {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    color: var(--accent-purple);
    background: rgba(163, 113, 247, 0.1);
    padding: 2px 8px;
    border-radius: 4px;
}

.node-type-badge {
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 4px;
    text-transform: uppercase;
    font-weight: 600;
}

.node-type-badge.input_numero {
    background: rgba(88, 166, 255, 0.2);
    color: var(--accent-blue);
}

.node-type-badge.input_stringa {
    background: rgba(63, 185, 80, 0.2);
    color: var(--accent-green);
}

.node-type-badge.preset {
    background: rgba(210, 153, 34, 0.2);
    color: var(--accent-orange);
}

.node-type-badge.calcolato {
    background: rgba(163, 113, 247, 0.2);
    color: var(--accent-purple);
}

.node-type-badge.sub_config {
    background: rgba(240, 192, 0, 0.2);
    color: var(--accent-yellow);
}

/* === Sub-Config Link in Node === */
.sub-config-link {
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 10px 12px;
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    transition: all 0.2s;
}

.sub-config-link:hover {
    border-color: var(--accent-yellow);
    background: rgba(240, 192, 0, 0.05);
}

.sub-config-link-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.sub-config-link-info {
    flex: 1;
}

.sub-config-link-name {
    font-weight: 600;
    font-size: 12px;
}

.sub-config-link-action {
    font-size: 10px;
    color: var(--accent-yellow);
    margin-top: 2px;
}

/* === Node Connectors === */
.node-connector {
    position: absolute;
    width: 14px;
    height: 14px;
    background: var(--bg-card);
    border: 2px solid var(--accent-blue);
    border-radius: 50%;
    cursor: crosshair;
    z-index: 20;
    transition: all 0.2s;
}

.node-connector:hover {
    transform: scale(1.3);
    background: var(--accent-blue);
}

.node-connector.input {
    left: -7px;
    top: 50%;
    transform: translateY(-50%);
}

.node-connector.input:hover {
    transform: translateY(-50%) scale(1.3);
}

.node-connector.output {
    right: -7px;
    top: 50%;
    transform: translateY(-50%);
}

.node-connector.output:hover {
    transform: translateY(-50%) scale(1.3);
}

/* === Properties Panel === */
.properties-panel {
    position: fixed;
    right: 0;
    top: 60px;
    bottom: 0;
    width: 320px;
    background: var(--bg-card);
    border-left: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    z-index: 100;
}

.properties-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.properties-title {
    font-weight: 600;
    font-size: 14px;
}

.properties-content {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
}

.prop-group {
    margin-bottom: 20px;
}

.prop-label {
    display: block;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.prop-input,
.prop-select,
.prop-textarea {
    width: 100%;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 10px 12px;
    color: var(--text-primary);
    font-size: 13px;
    transition: border-color 0.2s;
}

.prop-input:focus,
.prop-select:focus,
.prop-textarea:focus {
    outline: none;
    border-color: var(--accent-blue);
}

.prop-textarea {
    min-height: 80px;
    resize: vertical;
    font-family: 'JetBrains Mono', monospace;
}

.color-picker-wrapper {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.color-picker {
    width: 100%;
    height: 40px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
}

.color-presets {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.color-preset {
    width: 28px;
    height: 28px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    border: 2px solid transparent;
}

.color-preset:hover {
    transform: scale(1.1);
}

.color-preset.active {
    border-color: var(--text-primary);
}

/* === Welcome Screen === */
.welcome-screen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.welcome-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 40px;
    width: 100%;
    max-width: 500px;
    text-align: center;
}

.welcome-title {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.welcome-subtitle {
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.config-list {
    max-height: 300px;
    overflow-y: auto;
    margin-bottom: 24px;
}

.config-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 8px;
    cursor: pointer;
    transition: all 0.2s;
}

.config-item:hover {
    border-color: var(--accent-blue);
    transform: translateX(4px);
}

.config-item-info {
    text-align: left;
}

.config-item-name {
    font-weight: 600;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.config-template-badge {
    color: var(--accent-purple);
    font-size: 12px;
}

.config-item-date {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 4px;
}

.config-item-actions {
    display: flex;
    gap: 8px;
}

.config-item-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 6px 8px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
}

.config-item-btn:hover {
    color: var(--text-primary);
    border-color: var(--accent-blue);
}

.config-item-btn.delete:hover {
    color: var(--accent-red);
    border-color: var(--accent-red);
}

.config-item-btn.wizard {
    background: rgba(63, 185, 80, 0.1);
    border-color: var(--accent-green);
    color: var(--accent-green);
}

.config-item-btn.wizard:hover {
    background: var(--accent-green);
    color: white;
}

.divider {
    display: flex;
    align-items: center;
    gap: 16px;
    color: var(--text-secondary);
    font-size: 12px;
    margin: 24px 0;
}

.divider::before,
.divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-color);
}

/* === Buttons === */
.btn-primary-custom {
    background: var(--accent-blue);
    color: white;
    border: none;
    border-radius: 8px;
    padding: 12px 24px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    width: 100%;
}

.btn-primary-custom:hover {
    background: #4393e6;
    transform: translateY(-1px);
}

.btn-secondary-custom {
    background: var(--bg-dark);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 10px 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-secondary-custom:hover {
    border-color: var(--accent-blue);
    background: var(--bg-card-hover);
}

.btn-icon {
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    border-radius: 6px;
    padding: 8px 10px;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-icon:hover {
    border-color: var(--accent-blue);
    color: var(--text-primary);
}

.btn-danger {
    background: rgba(248, 81, 73, 0.1);
    color: var(--accent-red);
    border: 1px solid rgba(248, 81, 73, 0.3);
}

.btn-danger:hover {
    background: rgba(248, 81, 73, 0.2);
    border-color: var(--accent-red);
}

.btn-ai {
    background: linear-gradient(135deg, #667eea, #764ba2);
    border: none;
    color: white;
    padding: 8px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 12px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s;
}

.btn-ai:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

/* === Modal === */
.modal-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
}

.modal-header {
    border-bottom: 1px solid var(--border-color);
    padding: 20px 24px;
}

.modal-title {
    font-weight: 600;
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    border-top: 1px solid var(--border-color);
    padding: 16px 24px;
}

.btn-close {
    filter: invert(1);
}

/* === Sub-Config Modal List === */
.sub-config-modal-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sub-config-modal-item {
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 14px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    transition: all 0.2s;
}

.sub-config-modal-item:hover {
    border-color: var(--accent-yellow);
    background: rgba(240, 192, 0, 0.05);
}

.sub-config-modal-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.sub-config-modal-info {
    flex: 1;
}

.sub-config-modal-name {
    font-weight: 600;
    font-size: 14px;
}

.sub-config-modal-desc {
    font-size: 12px;
    color: var(--text-secondary);
}

.sub-config-modal-item > i {
    color: var(--text-secondary);
}

/* === Preset Manager === */
.preset-list-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    margin-bottom: 6px;
}

.preset-option-row {
    display: flex;
    gap: 8px;
    margin-bottom: 8px;
    align-items: center;
}

.preset-option-row input {
    flex: 1;
}

/* === AI Modal === */
.ai-input-container {
    position: relative;
}

.ai-textarea {
    width: 100%;
    min-height: 120px;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 16px;
    padding-right: 60px;
    color: var(--text-primary);
    font-size: 14px;
    resize: none;
}

.ai-textarea:focus {
    outline: none;
    border-color: var(--accent-purple);
}

.voice-btn {
    position: absolute;
    right: 12px;
    bottom: 12px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border: none;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    transition: all 0.2s;
}

.voice-btn:hover {
    transform: scale(1.1);
}

.voice-btn.recording {
    background: var(--accent-red);
    animation: pulse 1s infinite;
}

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

.alias-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
}

.alias-chip {
    background: rgba(163, 113, 247, 0.2);
    color: var(--accent-purple);
    padding: 6px 12px;
    border-radius: 20px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.2s;
}

.alias-chip:hover {
    background: rgba(163, 113, 247, 0.4);
}

.ai-result {
    background: rgba(63, 185, 80, 0.1);
    border: 1px solid var(--accent-green);
    border-radius: 8px;
    padding: 16px;
    margin-top: 16px;
    font-family: 'JetBrains Mono', monospace;
}

.ai-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 24px;
    color: var(--text-secondary);
}

.ai-loading .spinner-border {
    width: 24px;
    height: 24px;
}

/* === Context Menu === */
.context-menu {
    position: fixed;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 8px 0;
    min-width: 180px;
    box-shadow: var(--node-shadow);
    z-index: 3000;
    display: none;
}

.context-menu-item {
    padding: 10px 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: var(--text-primary);
}

.context-menu-item:hover {
    background: var(--bg-card-hover);
}

.context-menu-item.danger {
    color: var(--accent-red);
}

.context-menu-divider {
    height: 1px;
    background: var(--border-color);
    margin: 8px 0;
}

/* === Zoom Controls === */
.zoom-controls {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 8px;
    display: flex;
    gap: 4px;
    z-index: 50;
    margin-left: -10px;
}

.zoom-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    padding: 8px 12px;
    cursor: pointer;
    border-radius: 4px;
}

.zoom-btn:hover {
    background: var(--bg-dark);
    color: var(--text-primary);
}

.zoom-level {
    padding: 8px 12px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    color: var(--text-secondary);
}

/* === Toast === */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 3000;
}

.toast {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px 16px;
    margin-top: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
    animation: slideIn 0.3s ease;
}

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

.toast.success {
    border-left: 3px solid var(--accent-green);
}

.toast.error {
    border-left: 3px solid var(--accent-red);
}

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

/* === Empty State === */
.empty-state {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
}

.empty-state i {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
}

/* === Sync Indicator === */
.sync-indicator {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    color: var(--text-secondary);
    padding: 4px 10px;
    background: var(--bg-dark);
    border-radius: 12px;
}

.sync-indicator.synced {
    color: var(--accent-green);
}

.sync-indicator.syncing {
    color: var(--accent-orange);
}

.sync-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
}

.sync-indicator.syncing .sync-dot {
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* === Scrollbar === */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* === Formula Esposta (nel template) === */
.formula-esposta-wrapper {
    padding: 12px;
    background: rgba(163, 113, 247, 0.1);
    border: 1px solid rgba(163, 113, 247, 0.3);
    border-radius: 8px;
}

/* === Formule Richieste (nel modello principale) === */
.formule-richieste-list {
    max-height: 350px;
    overflow-y: auto;
}

.formula-richiesta-item {
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px;
    margin-bottom: 10px;
}

.formula-richiesta-item:last-child {
    margin-bottom: 0;
}

.formula-richiesta-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
}

.formula-richiesta-alias {
    background: linear-gradient(135deg, rgba(163, 113, 247, 0.3), rgba(88, 166, 255, 0.3));
    color: var(--accent-purple);
    padding: 3px 10px;
    border-radius: 4px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    font-weight: 600;
}

.formula-richiesta-titolo {
    color: var(--text-primary);
    font-size: 13px;
    font-weight: 500;
}

.formula-richiesta-desc {
    color: var(--text-secondary);
    font-size: 11px;
    margin-bottom: 8px;
}

.formula-richiesta-input-wrapper {
    display: flex;
    gap: 8px;
}

.formula-richiesta-input-wrapper .prop-input {
    flex: 1;
}

.btn-ai-mini {
    width: 32px;
    height: 32px;
    padding: 0;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border: none;
    border-radius: 6px;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.btn-ai-mini:hover {
    transform: scale(1.05);
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.4);
}

.alias-disponibili-hint {
    padding: 8px 10px;
    background: rgba(88, 166, 255, 0.05);
    border-radius: 6px;
    border: 1px dashed var(--border-color);
}

.alias-chips-small {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-top: 4px;
}

.alias-chip-small {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 10px;
    cursor: pointer;
    transition: all 0.2s;
}

.alias-chip-small:hover {
    border-color: var(--accent-blue);
    color: var(--accent-blue);
}

/* === Formula Esposta Badge nel nodo === */
.node-exposed-badge {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--accent-purple);
    color: white;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    box-shadow: 0 2px 6px rgba(163, 113, 247, 0.4);
}

/* Info box per le formule esposte nel pannello sotto-config */
.exposed-formulas-info {
    background: linear-gradient(135deg, rgba(163, 113, 247, 0.1), rgba(88, 166, 255, 0.1));
    border: 1px solid rgba(163, 113, 247, 0.3);
    border-radius: 8px;
    padding: 12px;
    margin-top: 12px;
}

.exposed-formulas-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    font-weight: 600;
    color: var(--accent-purple);
    margin-bottom: 8px;
}

.exposed-formula-chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 4px 8px;
    font-size: 11px;
    margin: 2px;
}

.exposed-formula-chip .alias {
    font-family: 'JetBrains Mono', monospace;
    color: var(--accent-purple);
}