:root {
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 0.75rem;
    --space-lg: 1rem;
    --space-xl: 1.5rem;
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --shadow-card: 0 10px 25px rgba(20, 21, 47, 0.12);
    --secubox-bg: #f5f6fb;
    --secubox-panel: #ffffff;
    --secubox-text: #1f2333;
    --luci-bg: #11131a;
    --luci-panel: #1c1f2b;
    --luci-text: #f5f6fb;
    --accent: #4b6bfb;
    --accent-soft: rgba(75, 107, 251, 0.15);
    --border: rgba(31, 35, 51, 0.1);
}

body.theme-secubox {
    background: var(--secubox-bg);
    color: var(--secubox-text);
}

body.theme-luci {
    background: var(--luci-bg);
    color: var(--luci-text);
}

.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
}

.theme-luci .app-header {
    background: #0d0f16;
}

.app-main {
    padding: 0 2rem 2rem;
}

.panel {
    background: var(--secubox-panel);
    border-radius: 1rem;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid var(--border);
}

.theme-luci .panel {
    background: var(--luci-panel);
    border-color: rgba(255, 255, 255, 0.08);
}

.panel-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.module-grid, .preset-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1rem;
}

.module-card, .preset-card {
    border: 1px solid var(--border);
    border-radius: 0.75rem;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.6);
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.08);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.theme-luci .module-card, .theme-luci .preset-card {
    background: rgba(255, 255, 255, 0.02);
    border-color: rgba(255, 255, 255, 0.08);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.25);
}

.module-card:hover,
.preset-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-card);
}

.btn {
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 999px;
    padding: 0.5rem 1rem;
    cursor: pointer;
    font-weight: 600;
}

.btn.ghost {
    background: transparent;
    color: inherit;
    border: 1px solid var(--border);
}

.chip {
    display: inline-flex;
    align-items: center;
    padding: 0.2rem 0.6rem;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--accent);
    font-size: 0.85rem;
}

.chip.small {
    font-size: 0.75rem;
}

.chip-active {
    background: var(--accent);
    color: white;
}

.pill {
    padding: 0.2rem 0.6rem;
    border-radius: 0.4rem;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pill-stable {
    background: rgba(76, 175, 80, 0.2);
    color: #2e7d32;
}

.pill-beta {
    background: rgba(255, 193, 7, 0.2);
    color: #f57f17;
}

.pill-ok { background: rgba(76, 175, 80, 0.2); color: #2e7d32; }
.pill-warn { background: rgba(255, 152, 0, 0.2); color: #e65100; }

.tag-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.emoji-badge {
    font-size: 1.4rem;
    margin-right: var(--space-sm);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
}

.card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.card-actions {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.action {
    font-size: 0.85rem;
    color: rgba(31, 35, 51, 0.7);
}

.theme-luci .action {
    color: rgba(255, 255, 255, 0.7);
}

.preset-result {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 0.75rem;
    border: 1px dashed var(--border);
}

.custom-run {
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

.custom-run-form {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    margin-top: 0.5rem;
}

.custom-run-form select,
.custom-run-form textarea {
    width: 100%;
    padding: 0.5rem;
    border-radius: 0.5rem;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.7);
}

.theme-luci .custom-run-form select,
.theme-luci .custom-run-form textarea {
    background: rgba(0, 0, 0, 0.2);
    color: inherit;
    border-color: rgba(255, 255, 255, 0.08);
}

.run-result pre {
    background: rgba(0, 0, 0, 0.05);
    padding: 0.75rem;
    border-radius: 0.5rem;
    overflow-x: auto;
}

.theme-luci .run-result pre {
    background: rgba(0, 0, 0, 0.4);
}

.empty-state {
    grid-column: 1 / -1;
    padding: var(--space-xl);
    text-align: center;
    border: 1px dashed var(--border);
    border-radius: var(--radius-lg);
}

.alert.warning {
    border-left: 4px solid #ff9800;
    padding-left: 0.5rem;
    margin-bottom: 0.5rem;
}

.badge {
    padding: 0.2rem 0.6rem;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--accent);
    font-weight: 600;
    margin-right: 0.5rem;
}

.theme-switcher {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* =================================================================
   PHASE 1: New Interactive Components
   ================================================================= */

/* App Layout with Sidebar */
.app-layout {
    display: flex;
    min-height: calc(100vh - 80px);
}

/* Navigation Sidebar */
.app-sidebar {
    width: 220px;
    background: var(--secubox-panel);
    border-right: 1px solid var(--border);
    padding: 1.5rem 0;
    flex-shrink: 0;
}

.theme-luci .app-sidebar {
    background: var(--luci-panel);
    border-right-color: rgba(255, 255, 255, 0.08);
}

.nav-menu {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.5rem;
    text-decoration: none;
    color: var(--secubox-text);
    transition: all 0.2s ease;
    position: relative;
}

.theme-luci .nav-link {
    color: var(--luci-text);
}

.nav-link:hover {
    background: rgba(75, 107, 251, 0.1);
}

.nav-link.nav-active {
    background: var(--accent-soft);
    color: var(--accent);
    font-weight: 600;
}

.nav-link.nav-active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--accent);
}

.nav-emoji {
    font-size: 1.25rem;
    line-height: 1;
}

.nav-label {
    font-size: 0.9375rem;
}

/* Update main content area for sidebar layout */
.app-layout .app-main {
    flex: 1;
    padding: 2rem;
    overflow-y: auto;
}

/* Toast Notifications */
.toast {
    position: fixed;
    top: 2rem;
    right: 2rem;
    min-width: 300px;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    background: white;
    border-left: 4px solid var(--accent);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.theme-luci .toast {
    background: var(--luci-panel);
    color: var(--luci-text);
}

.toast-info {
    border-left-color: #4b6bfb;
}

.toast-success {
    border-left-color: #22c55e;
}

.toast-warning {
    border-left-color: #f59e0b;
}

.toast-error {
    border-left-color: #ef4444;
}

/* Dropdown Menus */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 0.5rem;
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.12);
    min-width: 200px;
    z-index: 100;
    padding: 0.5rem;
}

.theme-luci .dropdown-menu {
    background: var(--luci-panel);
    border-color: rgba(255, 255, 255, 0.1);
}

.dropdown-item {
    width: 100%;
    text-align: left;
    padding: 0.625rem 0.75rem;
    border: none;
    background: transparent;
    cursor: pointer;
    border-radius: 0.375rem;
    transition: background 0.15s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
}

.dropdown-item:hover {
    background: rgba(75, 107, 251, 0.1);
}

.dropdown-item-icon {
    font-size: 1rem;
    opacity: 0.7;
}

.dropdown-item-label {
    flex: 1;
}

.dropdown-item-shortcut {
    font-size: 0.75rem;
    opacity: 0.5;
    font-family: monospace;
}

.dropdown-divider {
    height: 1px;
    background: var(--border);
    margin: 0.5rem 0;
}

.dropdown-header {
    padding: 0.5rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    opacity: 0.6;
    letter-spacing: 0.05em;
}

/* Modal Overlay */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.modal-content {
    background: white;
    border-radius: 1rem;
    max-width: 600px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.theme-luci .modal-content {
    background: var(--luci-panel);
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
}

/* Enhanced Card Components */
.card {
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1rem;
    background: rgba(255, 255, 255, 0.6);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    transition: all 0.2s ease;
    position: relative;
}

.theme-luci .card {
    background: rgba(28, 31, 43, 0.8);
    border-color: rgba(255, 255, 255, 0.08);
}

.card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-card);
}

.card-header {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.card-icon {
    flex-shrink: 0;
}

.card-emoji {
    font-size: 1.5rem;
    line-height: 1;
}

.card-title-group {
    flex: 1;
    min-width: 0;
}

.card-title {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.4;
}

.card-subtitle {
    font-size: 0.8125rem;
    opacity: 0.7;
}

.card-body {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    flex: 1;
}

.card-description {
    margin: 0;
    font-size: 0.875rem;
    line-height: 1.5;
    opacity: 0.85;
}

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 0.5rem;
    border-top: 1px solid var(--border);
}

.card-actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

/* Drag-Drop States */
.card-dragging {
    opacity: 0.5;
    transform: scale(0.95);
    cursor: grabbing;
}

.card-drag-over {
    border: 2px dashed var(--accent);
    background: var(--accent-soft);
}

.drag-handle {
    cursor: grab;
    padding: 0.25rem 0.5rem;
    opacity: 0.5;
    user-select: none;
    font-size: 0.875rem;
    line-height: 1;
}

.drag-handle:hover {
    opacity: 1;
}

.drag-handle:active {
    cursor: grabbing;
}

/* Sortable zones */
.sortable-ghost {
    opacity: 0.4;
}

.sortable-chosen {
    cursor: grabbing;
}

/* Profile boards (Kanban-style) */
.profile-board {
    background: var(--secubox-panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1rem;
    min-height: 300px;
}

.theme-luci .profile-board {
    background: var(--luci-panel);
    border-color: rgba(255, 255, 255, 0.08);
}

.profile-modules {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    min-height: 200px;
    padding: 0.5rem;
}

/* Template builder canvas */
.template-canvas {
    background: rgba(75, 107, 251, 0.05);
    border: 2px dashed var(--border);
    border-radius: var(--radius-lg);
    min-height: 400px;
    padding: 1.5rem;
}

.canvas-dropzone {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

/* ===== Workspace Styles ===== */

.workspace-container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    padding: 0;
}

.workspace-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem;
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: 1rem;
}

.project-selector {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.project-dropdown {
    padding: 0.625rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: white;
    font-size: 1rem;
    min-width: 250px;
    font-family: inherit;
}

.project-info {
    display: flex;
    gap: 1rem;
    align-items: center;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.project-url {
    font-weight: 500;
}

.device-count {
    padding-left: 1rem;
    border-left: 1px solid var(--border);
}

.status-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-weight: 500;
    text-transform: uppercase;
    font-size: 0.75rem;
    background: var(--accent-bg, #f3f4f6);
    color: var(--accent, #6b7280);
}

.status-badge.production {
    background: #10b981;
    color: white;
}

.status-badge.staging {
    background: #f59e0b;
    color: white;
}

.status-badge.development {
    background: #3b82f6;
    color: white;
}

.status-badge.personal {
    background: #8b5cf6;
    color: white;
}

.workspace-tabs {
    display: flex;
    gap: 0.5rem;
    border-bottom: 2px solid var(--border);
    padding: 0;
    margin-bottom: 1.5rem;
}

.workspace-tabs button {
    padding: 0.75rem 1.5rem;
    border: none;
    background: none;
    cursor: pointer;
    border-bottom: 3px solid transparent;
    transition: all 0.2s;
    font-weight: 500;
    color: var(--text-muted);
    font-size: 0.95rem;
    font-family: inherit;
}

.workspace-tabs button.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

.workspace-tabs button:hover:not(:disabled) {
    color: var(--accent);
    background: var(--hover-bg, rgba(75, 107, 251, 0.05));
}

.workspace-tabs button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.workspace-content {
    min-height: 500px;
}

.tab-panel {
    animation: fadeIn 0.2s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Module Kit Cards */
.kit-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
    padding: 0;
}

.kit-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    transition: all 0.2s;
}

.kit-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
    border-color: var(--accent);
}

.kit-header {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.kit-emoji {
    font-size: 2rem;
    line-height: 1;
}

.kit-stats {
    display: flex;
    gap: 1rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.kit-modules-count {
    font-size: 0.875rem;
}

.kit-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}

/* Device Grid */
.device-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
    padding: 0;
}

.device-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    transition: all 0.2s;
}

.device-card:hover {
    box-shadow: var(--shadow-sm);
}

.device-status {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-right: 0.5rem;
}

.device-status.online {
    background: #10b981;
}

.device-status.offline {
    background: #ef4444;
}

/* Composer Canvas */
.composer-container {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 1.5rem;
    height: 600px;
}

.module-palette {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1rem;
    overflow-y: auto;
}

.composer-canvas {
    background: var(--bg-secondary, #f9fafb);
    border: 2px dashed var(--border);
    border-radius: var(--radius-lg);
    position: relative;
    overflow: hidden;
}

/* Stat Cards */
.stat-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1rem;
    text-align: center;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Category chips in workspace */
.chip-active {
    background: var(--accent);
    color: white;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .app-layout {
        flex-direction: column;
    }

    .app-sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--border);
    }

    .nav-menu {
        flex-direction: row;
        overflow-x: auto;
        padding: 0 1rem;
    }

    .nav-link {
        flex-direction: column;
        gap: 0.25rem;
        padding: 0.75rem 1rem;
        white-space: nowrap;
    }

    .nav-label {
        font-size: 0.75rem;
    }

    .toast {
        left: 1rem;
        right: 1rem;
        top: 1rem;
        min-width: 0;
    }
}