/* Custom Design System & Utility Variables */
:root {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-accent: #f1f5f9;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    
    /* Harmonious Color Palette */
    --color-indigo: #6366f1;
    --color-indigo-hover: #4f46e5;
    --color-teal: #14b8a6;
    --color-teal-hover: #0d9488;
    --color-emerald: #10b981;
    --color-emerald-hover: #059669;
    --color-rose: #f43f5e;
    --color-rose-hover: #e11d48;
    --color-amber: #f59e0b;
    --color-amber-hover: #d97706;
    --color-sky: #0ea5e9;
    
    /* Glassmorphism & Borders */
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.08);
    --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.12), 0 8px 10px -6px rgba(15, 23, 42, 0.12);
    --glass-bg: rgba(255, 255, 255, 0.75);
    --glass-blur: blur(12px);
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-circle: 50%;
    
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', 'Plus Jakarta Sans', sans-serif;
    -webkit-font-smoothing: antialiased;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    overflow: hidden;
    height: 100vh;
    width: 100vw;
}

/* Custom Scrollbars */
.custom-scrollbar::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
.custom-scrollbar::-webkit-scrollbar-track {
    background: transparent;
}
.custom-scrollbar::-webkit-scrollbar-thumb {
    background: var(--text-muted);
    border-radius: 4px;
}
.custom-scrollbar::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* Animations */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-6px); }
    75% { transform: translateX(6px); }
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 0.2; }
    50% { transform: scale(1.1); opacity: 0.6; }
    100% { transform: scale(1); opacity: 0.2; }
}

@keyframes scaleUp {
    from { transform: scale(0.95); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

@keyframes slideIn {
    from { transform: translateY(12px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.animate-shake {
    animation: shake 0.3s ease-in-out;
}

/* Interactive Utilities */
.hidden {
    display: none !important;
}

/* BUTTONS */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 16px;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-block {
    display: flex;
    width: 100%;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.75rem;
}

.btn-primary {
    background-color: var(--color-indigo);
    color: #fff;
}
.btn-primary:hover {
    background-color: var(--color-indigo-hover);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.25);
}

.btn-accent {
    background-color: var(--color-teal);
    color: #fff;
}
.btn-accent:hover {
    background-color: var(--color-teal-hover);
    box-shadow: 0 4px 12px rgba(20, 184, 166, 0.25);
}

.btn-success {
    background-color: var(--color-emerald);
    color: #fff;
}
.btn-success:hover {
    background-color: var(--color-emerald-hover);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.25);
}

.btn-danger {
    background-color: var(--color-rose);
    color: #fff;
}
.btn-danger:hover {
    background-color: var(--color-rose-hover);
    box-shadow: 0 4px 12px rgba(244, 63, 94, 0.25);
}

.btn-outline {
    background-color: transparent;
    border-color: var(--border-color);
    color: var(--text-secondary);
}
.btn-outline:hover {
    background-color: var(--bg-accent);
    color: var(--text-primary);
}

.btn-dark {
    background-color: var(--text-primary);
    color: #fff;
}
.btn-dark:hover {
    background-color: #000;
}

/* PIN SCREEN OVERLAY */
.pin-overlay {
    position: fixed;
    inset: 0;
    background: radial-gradient(circle at center, #1e293b 0%, #0f172a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    transition: opacity var(--transition-normal);
}

.pin-container {
    width: 320px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: var(--glass-blur);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    box-shadow: var(--shadow-xl);
    text-align: center;
    animation: scaleUp var(--transition-normal);
}

.pin-logo {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    background: linear-gradient(135deg, var(--color-indigo) 0%, var(--color-sky) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: #fff;
    box-shadow: 0 8px 16px rgba(99, 102, 241, 0.3);
}

.pin-title {
    color: #fff;
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    margin-bottom: 4px;
}

.pin-subtitle {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-bottom: 24px;
}

.pin-dots {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 20px;
}

.pin-dot {
    width: 14px;
    height: 14px;
    border-radius: var(--radius-circle);
    border: 2px solid rgba(255, 255, 255, 0.2);
    transition: all var(--transition-fast);
}

.pin-dot.active {
    background-color: var(--color-indigo);
    border-color: var(--color-indigo);
    box-shadow: 0 0 10px var(--color-indigo);
}

.pin-feedback {
    min-height: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 16px;
}
.pin-feedback.error { color: #f87171; }
.pin-feedback.success { color: #34d399; }

.pin-pad {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 24px;
}

.pin-btn {
    height: 54px;
    border-radius: var(--radius-circle);
    border: 1px solid rgba(255, 255, 255, 0.05);
    background: rgba(255, 255, 255, 0.03);
    color: #fff;
    font-size: 1.25rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}
.pin-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}
.pin-btn:active {
    transform: scale(0.9);
}

.pin-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: center;
}
.pin-tip {
    font-size: 0.75rem;
    color: var(--text-muted);
    line-height: 1.4;
}

/* APP MAIN LAYOUT */
.app-layout {
    display: flex;
    flex-direction: column;
    height: 100vh;
    width: 100vw;
}

/* HEADER */
.app-header {
    height: 70px;
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    z-index: 10;
    box-shadow: var(--shadow-sm);
    flex-shrink: 0;
}

.header-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-icon {
    width: 40px;
    height: 40px;
    background-color: var(--color-indigo);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 18px;
    box-shadow: 0 4px 8px rgba(99, 102, 241, 0.15);
}

.brand-text h2 {
    font-size: 1.125rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}
.brand-text span {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.header-nav {
    display: flex;
    background-color: var(--bg-accent);
    padding: 4px;
    border-radius: var(--radius-md);
    gap: 4px;
}

.nav-tab {
    border: none;
    background: transparent;
    padding: 8px 16px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all var(--transition-fast);
}
.nav-tab:hover {
    color: var(--text-primary);
}
.nav-tab.active {
    background-color: var(--bg-secondary);
    color: var(--color-indigo);
    box-shadow: var(--shadow-sm);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.pin-badge {
    background-color: var(--bg-accent);
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

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

/* BODY */
.app-body {
    display: flex;
    flex: 1;
    overflow: hidden;
    position: relative;
}

/* SIDEBAR */
.app-sidebar {
    width: 320px;
    background-color: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    z-index: 5;
    flex-shrink: 0;
}

.sidebar-section {
    padding: 24px;
    border-bottom: 1px solid var(--border-color);
}
.sidebar-section.flex-1 {
    overflow-y: auto;
}

.section-title {
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.goal-picker {
    margin-bottom: 12px;
}

.goal-buttons {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.crud-actions {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 24px;
}

.tip-card {
    border-radius: var(--radius-md);
    padding: 16px;
    font-size: 0.8rem;
    line-height: 1.5;
    border: 1px solid transparent;
}
.tip-card.bg-info {
    background-color: #f0f9ff;
    border-color: #bae6fd;
    color: #0369a1;
}
.tip-card.bg-warning {
    background-color: #fffbeb;
    border-color: #fde68a;
    color: #b45309;
}
.tip-card.bg-success {
    background-color: #f0fdf4;
    border-color: #bbf7d0;
    color: #15803d;
}

.tip-title {
    font-weight: 700;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* LEGEND */
.legend-box {
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
}
.legend-title {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: 12px;
}
.legend-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}
.legend-item:hover {
    background-color: var(--bg-accent);
}
.legend-color {
    width: 12px;
    height: 12px;
    border-radius: var(--radius-circle);
    flex-shrink: 0;
}

/* MAIN CANVAS AREA */
.app-canvas {
    flex: 1;
    position: relative;
    background-color: var(--bg-primary);
}

.canvas-view {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    animation: scaleUp 0.2s ease-out;
}

.svg-canvas {
    width: 100%;
    height: 100%;
    display: block;
}

/* LIST VIEW STYLE */
#view-list {
    padding: 32px 48px;
    overflow-y: auto;
}

.view-header {
    margin-bottom: 24px;
}
.view-header h1 {
    font-size: 1.875rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--text-primary);
}
.view-desc {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-top: 4px;
}

.tree-container {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.tree-category {
    background-color: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.tree-category-header {
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
}
.tree-category-header h3 {
    font-size: 1rem;
    font-weight: 700;
}
.tree-category-count {
    margin-left: auto;
    background-color: var(--bg-accent);
    color: var(--text-secondary);
    padding: 2px 8px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
}
.tree-category-actions {
    opacity: 0;
    transition: opacity var(--transition-fast);
}
.tree-category-header:hover .tree-category-actions {
    opacity: 1;
}

.tree-subnodes {
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
}

.tree-item {
    padding: 12px 16px 12px 44px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    border-bottom: 1px solid var(--border-color);
    position: relative;
    transition: background var(--transition-fast);
}
.tree-item:last-child {
    border-bottom: none;
}
.tree-item:hover {
    background-color: var(--bg-primary);
}
.tree-item::before {
    content: '';
    position: absolute;
    left: var(--nest-dot-left, 24px);
    top: 50%;
    transform: translateY(-50%);
    width: 7px;
    height: 7px;
    border-radius: var(--radius-circle);
    background-color: var(--text-muted);
    z-index: 1;
}
.tree-item-nested::after {
    content: '';
    position: absolute;
    left: var(--branch-left, 22px);
    top: 0;
    bottom: 50%;
    width: 1px;
    background: #cbd5e1;
}
.tree-item-nested {
    background-color: rgba(148, 163, 184, 0.05);
}
.tree-level-1::before {
    background-color: #818cf8;
}
.tree-level-2::before {
    background-color: #22c55e;
    width: 6px;
    height: 6px;
}
.tree-level-deep::before {
    background-color: #f59e0b;
    width: 5px;
    height: 5px;
}
.tree-task-block {
    border-bottom: 1px solid var(--border-color);
}
.tree-task-block > .tree-item {
    border-bottom: none;
}
.tree-task-block .tree-task-block {
    border-bottom: none;
}
.tree-children {
    border-left: 1px dashed rgba(148, 163, 184, 0.45);
    margin-left: 18px;
}
.tree-item-main {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
    flex: 1;
}
.tree-level-chip {
    flex-shrink: 0;
    font-size: 0.65rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    color: #64748b;
    background: #e2e8f0;
    border-radius: 4px;
    padding: 2px 5px;
}
.tree-level-1 .tree-level-chip {
    color: #4338ca;
    background: rgba(99, 102, 241, 0.15);
}
.tree-level-2 .tree-level-chip {
    color: #15803d;
    background: rgba(34, 197, 94, 0.15);
}
.tree-level-deep .tree-level-chip {
    color: #b45309;
    background: rgba(245, 158, 11, 0.18);
}
.tree-child-count {
    flex-shrink: 0;
    font-size: 0.65rem;
    font-weight: 700;
    color: var(--text-muted);
    background: var(--bg-accent);
    border-radius: 999px;
    padding: 1px 6px;
}
.form-hint {
    margin-top: 6px;
    font-size: 0.75rem;
    color: var(--text-muted);
    line-height: 1.4;
}
.tree-item-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.tree-level-2 .tree-item-label,
.tree-level-deep .tree-item-label {
    font-size: 0.8125rem;
}
.tree-item-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}
.meta-badge {
    font-size: 0.7rem;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 4px;
}
.meta-badge.bg-impact {
    background-color: rgba(99, 102, 241, 0.1);
    color: var(--color-indigo);
}
.meta-badge.bg-effort {
    background-color: rgba(245, 158, 11, 0.1);
    color: var(--color-amber);
}
.tree-item-actions {
    display: flex;
    align-items: center;
    gap: 2px;
    opacity: 0;
    transition: opacity var(--transition-fast);
}
.tree-item-actions-visible {
    opacity: 1;
}
.tree-item:hover .tree-item-actions {
    opacity: 1;
}
.btn-add-under {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    color: var(--color-indigo) !important;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 8px !important;
    border: 1px solid rgba(99, 102, 241, 0.25);
    background: rgba(99, 102, 241, 0.08) !important;
}
.btn-add-under:hover {
    background: rgba(99, 102, 241, 0.16) !important;
}
.btn-add-under-label {
    font-family: 'Outfit', sans-serif;
}
@media (max-width: 720px) {
    .btn-add-under-label {
        display: none;
    }
    .meta-badge {
        display: none;
    }
}

.btn-icon {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    font-size: 1rem;
    border-radius: 4px;
    transition: all var(--transition-fast);
}
.btn-icon:hover {
    color: var(--color-indigo);
    background-color: var(--bg-accent);
}
.btn-icon.text-danger:hover {
    color: var(--color-rose);
}

.empty-state {
    padding: 24px;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.875rem;
    font-style: italic;
}

/* D3 GRAPH VIEWS GRAPHICS */
.node-circle {
    stroke-width: 3px;
    stroke: #ffffff;
    cursor: pointer;
    transition: filter var(--transition-fast), stroke var(--transition-fast), stroke-width var(--transition-fast);
}
.node-circle:hover {
    filter: brightness(1.05) drop-shadow(0 4px 12px rgba(0,0,0,0.15));
    stroke-width: 4px;
}
.node-circle.connect-selected {
    stroke: #4f46e5 !important;
    stroke-width: 6px !important;
    filter: drop-shadow(0 0 0 4px rgba(99, 102, 241, 0.55)) drop-shadow(0 4px 10px rgba(79, 70, 229, 0.35));
}

.link-line {
    stroke-linecap: round;
    transition: stroke-width var(--transition-fast), stroke var(--transition-fast);
}
.link-wrap.link-custom:hover .link-line-custom {
    stroke: #ef4444;
    stroke-width: 3.5px;
}
.link-hit {
    pointer-events: stroke;
}

.connect-mode-hint {
    margin: 8px 0 12px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.node-label {
    font-family: 'Outfit', sans-serif;
    pointer-events: none;
    fill: var(--text-primary);
    paint-order: stroke;
    stroke: #ffffff;
    stroke-width: 4px;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* D3 prioritisation matrix overlay */
.matrix-divider {
    stroke: var(--text-muted);
    stroke-width: 2px;
    stroke-dasharray: 6 6;
}
.matrix-bg-quad {
    fill-opacity: 0.03;
}
.matrix-label-quad {
    font-size: 0.75rem;
    font-weight: 700;
    fill: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    pointer-events: none;
}

/* D3 comfort zones rings */
.comfort-zone-ring {
    fill-opacity: 0.015;
    stroke-width: 2px;
    stroke-dasharray: 4 4;
}
.comfort-zone-label {
    font-size: 0.7rem;
    font-weight: 800;
    fill: var(--text-muted);
    letter-spacing: 2px;
    text-transform: uppercase;
    pointer-events: none;
}

/* TOOLTIP */
.custom-tooltip {
    position: absolute;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    pointer-events: none;
    opacity: 0;
    z-index: 50;
    transition: opacity var(--transition-fast);
    max-width: 260px;
    line-height: 1.35;
}
.custom-tooltip .tooltip-reason {
    font-weight: 500;
    color: var(--text-secondary);
}

/* FORM ELEMENTS */
.form-group {
    margin-bottom: 16px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.form-row {
    display: flex;
    gap: 12px;
}
.form-row .form-group {
    flex: 1;
}
.form-control {
    width: 100%;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 0.875rem;
    outline: none;
    transition: all var(--transition-fast);
}
.form-control:focus {
    border-color: var(--color-indigo);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}
.color-input {
    height: 40px;
    padding: 2px;
    cursor: pointer;
}

/* MODALS LAYOUT */
.modal-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 500;
    animation: scaleUp 0.15s ease-out;
}

.modal-card {
    background-color: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 440px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.modal-header h3 {
    font-size: 1.125rem;
    font-weight: 800;
    color: var(--text-primary);
}
.btn-close {
    background: transparent;
    border: none;
    font-size: 1.125rem;
    cursor: pointer;
    color: var(--text-muted);
}
.btn-close:hover {
    color: var(--text-primary);
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    padding: 16px 24px;
    background-color: var(--bg-accent);
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* Server Invite & PIN Updates Layout Additions */
.text-center { text-align: center !important; }
.font-bold { font-weight: 700 !important; }
.text-lg { font-size: 1.25rem !important; }
.font-mono { font-family: monospace !important; }
.text-danger { color: var(--color-rose) !important; }
.text-success { color: var(--color-emerald) !important; }
.text-white { color: #ffffff !important; }
.bg-transparent { background-color: transparent !important; }
.border-white { border-color: rgba(255, 255, 255, 0.4) !important; }
.mb-4 { margin-bottom: 16px !important; }
.mt-2 { margin-top: 8px !important; }
.mt-4 { margin-top: 16px !important; }
.mr-1 { margin-right: 4px !important; }
.ml-2 { margin-left: 8px !important; }
.mr-auto { margin-right: auto !important; }

/* Custom invite screen text input focus */
#invite-register-pin:focus {
    border-color: #ffffff !important;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.2) !important;
}
#force-new-pin {
    letter-spacing: 0.5rem;
    padding-left: 1.5rem;
}
#invite-register-pin {
    letter-spacing: 0.5rem;
    padding-left: 1.5rem;
}

/* Utility classes referenced by markup */
.flex { display: flex; }
.flex-col { display: flex; flex-direction: column; }
.gap-2 { gap: 0.5rem; }
.text-sm { font-size: 0.875rem; }
.text-secondary { color: var(--text-secondary); }
.cursor-grab { cursor: grab; }
.cursor-crosshair { cursor: crosshair; }
.sidebar-section.flex-1 {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
}

/* AI Coach */
.ai-coach-heading {
    text-transform: none;
    letter-spacing: 0.04em;
    font-size: 0.8rem;
}
.ai-coach-panel.ai-disabled {
    opacity: 0.72;
}
.ai-coach-desc {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin: 0 0 12px;
    line-height: 1.45;
}
.ai-prompt {
    resize: vertical;
    min-height: 72px;
}
.ai-status {
    margin-top: 8px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    min-height: 1.1em;
}
.ai-status.working { color: var(--color-indigo); }
.ai-status.error { color: var(--color-rose); }
.ai-status.ok { color: #15803d; }
.ai-expand-target {
    margin-bottom: 12px;
}
.ai-expand-target label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}
.ai-expand-empty {
    font-size: 0.75rem;
    color: var(--text-muted);
}
.modal-card-wide {
    max-width: 560px;
    width: min(560px, 92vw);
}
.ai-preview-note {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
}
.ai-preview-content {
    max-height: 50vh;
    overflow: auto;
}
.ai-preview-block {
    margin-bottom: 14px;
}
.ai-preview-block h4 {
    font-size: 1.05rem;
    margin: 0 0 8px;
}
.ai-preview-block h5 {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    margin: 0 0 8px;
}
.ai-preview-block ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.ai-preview-block li {
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.875rem;
}
.ai-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-right: 8px;
}
.ai-meta {
    color: var(--text-muted);
    font-size: 0.75rem;
    margin-left: 6px;
}
.ai-preview-model {
    margin-top: 10px;
    font-size: 0.7rem;
    color: var(--text-muted);
}