/* ==========================================================================
   SALESFORCE FORM BUILDER - UNIFIED EXPERIENCE DESIGN SYSTEM
   Touch-First, Mobile-Inspired, Cross-Device Consistency
   ========================================================================== */

/* ==========================================================================
   SUBSCRIPTION TIER INDICATOR
   ========================================================================== */

.tier-indicator {
    position: absolute;
    bottom: 20px;
    left: 20px;
    right: 20px;
    background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
    border: 1px solid #d1d5db;
    border-radius: 12px;
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

[data-theme="dark"] .tier-indicator {
    background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
    border-color: #374151;
}

.tier-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    font-size: 14px;
    color: #111827;
}

[data-theme="dark"] .tier-badge {
    color: #f3f4f6;
}

.tier-icon {
    font-size: 16px;
}

.tier-limits {
    font-size: 12px;
    color: #6b7280;
    font-weight: 500;
}

[data-theme="dark"] .tier-limits {
    color: #9ca3af;
}

.tier-upgrade-btn {
    margin-top: 4px;
    padding: 8px 12px;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
}

.tier-upgrade-btn:hover {
    background: linear-gradient(135deg, #5855eb 0%, #7c3aed 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

/* Pro Plan Styles */
.tier-indicator.pro-plan {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border-color: #fbbf24;
}

[data-theme="dark"] .tier-indicator.pro-plan {
    background: linear-gradient(135deg, #78350f 0%, #92400e 100%);
    border-color: #b45309;
}

.tier-indicator.pro-plan .tier-icon {
    filter: hue-rotate(45deg);
}

.tier-indicator.pro-plan .tier-upgrade-btn {
    display: none;
}

.tier-indicator.pro-plan .tier-limits {
    color: #92400e;
    font-weight: 600;
}

[data-theme="dark"] .tier-indicator.pro-plan .tier-limits {
    color: #fbbf24;
}

/* ==========================================================================
   RESTRICTED BUILDING BLOCKS
   ========================================================================== */

.field-block.restricted {
    position: relative;
    opacity: 0.6;
    cursor: not-allowed !important;
}

.field-block.restricted::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1) 0%, rgba(239, 68, 68, 0.05) 100%);
    pointer-events: none;
    border-radius: inherit;
}

.field-block .pro-badge {
    position: absolute;
    top: 4px;
    right: 4px;
    background: linear-gradient(135deg, #f59e0b 0%, #f97316 100%);
    color: white;
    font-size: 9px;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 4px;
    letter-spacing: 0.5px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .field-block .pro-badge {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    color: #78350f;
}

/* ==========================================================================
   VARIABLES MODAL STYLES
   ========================================================================== */

.variables-modal {
    max-width: 900px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
}

.variables-section {
    margin-bottom: 24px;
    padding: 20px;
    background: #f9fafb;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
}

[data-theme="dark"] .variables-section {
    background: #1f2937;
    border-color: #374151;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.section-header h3 {
    margin: 0;
    color: #111827;
    font-size: 18px;
}

[data-theme="dark"] .section-header h3 {
    color: #f3f4f6;
}

.variables-grid {
    display: grid;
    gap: 12px;
}

.variable-item {
    display: grid;
    grid-template-columns: 200px 1fr 80px 40px;
    gap: 12px;
    align-items: center;
    padding: 12px;
    background: white;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
}

[data-theme="dark"] .variable-item {
    background: #111827;
    border-color: #374151;
}

.variable-name {
    font-weight: 600;
    color: #6366f1;
    font-family: monospace;
}

.variable-value {
    color: #374151;
    font-family: monospace;
    font-size: 13px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

[data-theme="dark"] .variable-value {
    color: #d1d5db;
}

.variable-type {
    font-size: 12px;
    padding: 4px 8px;
    background: #e5e7eb;
    border-radius: 4px;
    text-align: center;
    color: #6b7280;
}

[data-theme="dark"] .variable-type {
    background: #374151;
    color: #9ca3af;
}

.variable-delete {
    width: 32px;
    height: 32px;
    border: none;
    background: #ef4444;
    color: white;
    border-radius: 6px;
    cursor: pointer;
    font-size: 20px;
    line-height: 1;
    transition: all 0.2s;
}

.variable-delete:hover {
    background: #dc2626;
    transform: scale(1.1);
}

.empty-variables {
    padding: 24px;
    text-align: center;
    color: #6b7280;
    font-style: italic;
}

.add-variable-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr auto;
    gap: 12px;
    align-items: end;
}

.sf-connection-status {
    padding: 16px;
    background: #fef3c7;
    border: 1px solid #fbbf24;
    border-radius: 8px;
    margin-bottom: 16px;
}

.connection-check {
    display: flex;
    align-items: center;
    gap: 12px;
}

.connection-check.success {
    color: #059669;
}

.connection-check.error {
    color: #dc2626;
}

.status-icon {
    font-size: 20px;
}

.sf-browser-interface {
    padding: 16px;
    background: white;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
}

[data-theme="dark"] .sf-browser-interface {
    background: #111827;
    border-color: #374151;
}

.field-checkboxes {
    max-height: 200px;
    overflow-y: auto;
    padding: 12px;
    background: #f9fafb;
    border: 1px solid #e5e7eb;
    border-radius: 6px;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 8px;
}

[data-theme="dark"] .field-checkboxes {
    background: #1f2937;
    border-color: #374151;
}

.results-table {
    width: 100%;
    border-collapse: collapse;
}

.results-table th,
.results-table td {
    padding: 8px 12px;
    text-align: left;
    border-bottom: 1px solid #e5e7eb;
}

[data-theme="dark"] .results-table th,
[data-theme="dark"] .results-table td {
    border-color: #374151;
}

.results-table th {
    background: #f3f4f6;
    font-weight: 600;
    color: #111827;
}

[data-theme="dark"] .results-table th {
    background: #1f2937;
    color: #f3f4f6;
}

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

.button-danger {
    background: #ef4444;
    color: white;
}

.button-danger:hover {
    background: #dc2626;
}

/* ==========================================================================
   ALWAYS-VISIBLE ACTIONS BUTTON (MAKE.COM STYLE)
   ========================================================================== */

/* Always-Visible Actions Button Container */
.actions-button-container {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 99999;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', sans-serif;
}

/* Canvas-positioned Actions Button (if needed later) */
.actions-button-container.canvas-actions {
    position: absolute;
    bottom: 20px;
    right: 20px;
    top: auto;
    z-index: 1000;
}

.actions-button {
    display: flex !important;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: #6366f1 !important;
    color: white !important;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
    transition: all 0.2s ease;
    min-width: 120px;
    justify-content: space-between;
}

.actions-button:hover {
    background: #5855eb;
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(99, 102, 241, 0.4);
}

.actions-button:active {
    transform: translateY(0);
}

.actions-icon {
    font-size: 16px;
    flex-shrink: 0;
}

.actions-text {
    flex: 1;
    text-align: left;
}

.actions-arrow {
    font-size: 12px;
    transition: transform 0.2s ease;
}

.actions-dropdown {
    position: absolute;
    bottom: calc(100% + 8px);
    right: 0;
    background: white;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.2s ease;
    min-width: 200px;
    overflow: hidden;
}

.actions-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.actions-button-container:has(.actions-dropdown.active) .actions-arrow {
    transform: rotate(180deg);
}

.actions-menu {
    padding: 8px 0;
}

.actions-item {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    padding: 12px 16px;
    background: none;
    border: none;
    text-align: left;
    font-size: 14px;
    font-weight: 500;
    color: #374151;
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.actions-item:hover {
    background: #f3f4f6;
    color: #111827;
}

.actions-item:active {
    background: #e5e7eb;
}

.actions-divider {
    height: 1px;
    background: #e5e7eb;
    margin: 8px 0;
}

/* Dark theme support */
[data-theme="dark"] .actions-dropdown {
    background: #1f2937;
    border-color: #374151;
}

[data-theme="dark"] .actions-item {
    color: #d1d5db;
}

[data-theme="dark"] .actions-item:hover {
    background: #374151;
    color: #f9fafb;
}

[data-theme="dark"] .actions-divider {
    background: #4b5563;
}

/* Mobile responsive */
@media (max-width: 768px) {
    .actions-button-container {
        top: 10px;
        right: 10px;
    }
    
    .actions-button {
        padding: 10px 12px;
        font-size: 13px;
        min-width: 100px;
    }
    
    .actions-dropdown {
        min-width: 180px;
    }
}

/* ==========================================================================
   UNIFIED DESIGN TOKENS & VARIABLES
   ========================================================================== */

:root {
    /* Mobile-Inspired Color System - Consistent Across All Devices */
    --primary-500: #6366f1;
    --primary-400: #818cf8;
    --primary-600: #4f46e5;
    --primary-700: #4338ca;
    
    --secondary-500: #10b981;
    --secondary-400: #34d399;
    --secondary-600: #059669;
    
    --accent-orange: #f59e0b;
    --accent-red: #ef4444;
    --accent-blue: #3b82f6;
    --accent-purple: #8b5cf6;
    
    /* Unified Neutral Palette */
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    
    /* Touch-First Spacing System */
    --space-0: 0;
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;       /* 16px - Base touch-friendly spacing */
    --space-5: 1.25rem;
    --space-6: 1.5rem;     /* 24px - Comfortable touch spacing */
    --space-8: 2rem;       /* 32px - Large touch spacing */
    --space-10: 2.5rem;    /* 40px - XL touch spacing */
    --space-12: 3rem;      /* 48px - XXL touch spacing */
    
    /* Fluid Spacing for Responsive Design */
    --space-fluid-xs: clamp(0.5rem, 1vw, 0.75rem);
    --space-fluid-sm: clamp(0.75rem, 2vw, 1rem);
    --space-fluid-md: clamp(1rem, 3vw, 1.5rem);
    --space-fluid-lg: clamp(1.5rem, 4vw, 2rem);
    --space-fluid-xl: clamp(2rem, 5vw, 3rem);
    
    /* Touch-Optimized Sizing */
    --touch-target-min: 44px;     /* iOS/Android minimum */
    --touch-target-comfortable: 48px;
    --touch-target-generous: 56px;
    
    /* Unified Border Radius System */
    --radius-xs: 0.125rem;   /* 2px */
    --radius-sm: 0.25rem;    /* 4px */
    --radius-md: 0.375rem;   /* 6px */
    --radius-lg: 0.5rem;     /* 8px */
    --radius-xl: 0.75rem;    /* 12px */
    --radius-2xl: 1rem;      /* 16px */
    --radius-3xl: 1.5rem;    /* 24px */
    --radius-full: 9999px;
    
    /* Unified Animation System */
    --transition-micro: 100ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 400ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Elevation System (Mobile-Inspired) */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-floating: 0 8px 32px rgba(99, 102, 241, 0.15);
    
    /* Z-Index System */
    --z-base: 0;
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
    --z-toast: 1080;
    
    /* Unified Typography Scale */
    --text-xs: 0.75rem;      /* 12px */
    --text-sm: 0.875rem;     /* 14px */
    --text-base: 1rem;       /* 16px */
    --text-lg: 1.125rem;     /* 18px */
    --text-xl: 1.25rem;      /* 20px */
    --text-2xl: 1.5rem;      /* 24px */
    --text-3xl: 1.875rem;    /* 30px */
    --text-4xl: 2.25rem;     /* 36px */
    
    /* Font Weights */
    --font-light: 300;
    --font-normal: 400;
    --font-medium: 500;
    --font-semibold: 600;
    --font-bold: 700;
    --font-extrabold: 800;
}

/* ==========================================================================
   UNIFIED BASE STYLES - MOBILE-FIRST APPROACH
   ========================================================================== */

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

html {
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    font-size: var(--text-base);
    font-weight: var(--font-normal);
    line-height: 1.5;
    color: var(--gray-900);
    background-color: var(--gray-50);
    overflow-x: hidden;
    
    /* Touch optimization */
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

/* ==========================================================================
   UNIFIED LAYOUT SYSTEM - ADAPTIVE TO ALL SCREEN SIZES
   ========================================================================== */

.unified-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    min-height: 100dvh; /* Dynamic viewport height for mobile */
    position: relative;
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--gray-100) 100%);
}

/* Main Canvas Area - Always Centered, Always Accessible */
.unified-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: var(--space-fluid-sm);
    max-width: 100%;
    margin: 0 auto;
}

.unified-canvas {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-fluid-md);
    min-height: 60vh;
    background: white;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    margin-bottom: var(--space-6);
    position: relative;
    overflow: hidden;
}

/* Progressive Enhancement for Larger Screens */
@media (min-width: 768px) {
    .unified-main {
        padding: var(--space-6);
    }
    
    .unified-canvas {
        min-height: 70vh;
        margin-bottom: var(--space-8);
    }
}

@media (min-width: 1024px) {
    .unified-container {
        padding: var(--space-4);
    }
    
    .unified-main {
        max-width: 1200px;
        padding: var(--space-8);
    }
    
    .unified-canvas {
        min-height: 75vh;
        border-radius: var(--radius-3xl);
        box-shadow: var(--shadow-lg);
    }
}

@media (min-width: 1440px) {
    .unified-main {
        max-width: 1400px;
        padding: var(--space-10);
    }
    
    .unified-canvas {
        min-height: 80vh;
    }
}

/* ==========================================================================
   UNIFIED FLOATING INTERFACE - CONSISTENT ACROSS ALL DEVICES
   ========================================================================== */

/* Main FAB Container - Always Present, Always Accessible */
.unified-fab-system {
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-6);
    z-index: var(--z-fixed);
    display: flex;
    flex-direction: column-reverse;
    align-items: flex-end;
    gap: var(--space-4);
}

/* Primary Action Button */
.unified-fab-main {
    width: var(--touch-target-generous);
    height: var(--touch-target-generous);
    border-radius: var(--radius-full);
    border: none;
    background: linear-gradient(135deg, var(--primary-500), var(--secondary-500));
    color: white;
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
    cursor: pointer;
    box-shadow: var(--shadow-floating);
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.unified-fab-main::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.unified-fab-main:hover::before,
.unified-fab-main:focus::before {
    opacity: 1;
}

.unified-fab-main:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: var(--shadow-2xl);
}

.unified-fab-main:active {
    transform: translateY(-1px) scale(0.98);
}

/* Secondary Action Buttons */
.unified-fab-menu {
    display: flex;
    flex-direction: column-reverse;
    gap: var(--space-3);
    opacity: 0;
    transform: translateY(20px);
    transition: all var(--transition-normal);
    pointer-events: none;
}

.unified-fab-menu.active {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
}

.unified-fab-action {
    width: var(--touch-target-comfortable);
    height: var(--touch-target-comfortable);
    border-radius: var(--radius-full);
    border: none;
    background: white;
    color: var(--gray-700);
    font-size: var(--text-base);
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    border: 2px solid var(--gray-100);
}

.unified-fab-action:hover {
    background: var(--primary-50);
    color: var(--primary-600);
    border-color: var(--primary-200);
    transform: translateY(-1px) scale(1.05);
    box-shadow: var(--shadow-xl);
}

/* Action Tooltips */
.unified-fab-action::after {
    content: attr(data-tooltip);
    position: absolute;
    right: calc(100% + var(--space-3));
    top: 50%;
    transform: translateY(-50%);
    background: var(--gray-900);
    color: white;
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    pointer-events: none;
    z-index: var(--z-tooltip);
}

.unified-fab-action:hover::after {
    opacity: 1;
    visibility: visible;
    transform: translateY(-50%) translateX(-4px);
}

/* Progressive Enhancement for Larger Screens */
@media (min-width: 1024px) {
    .unified-fab-system {
        bottom: var(--space-8);
        right: var(--space-8);
    }
    
    .unified-fab-main {
        width: 64px;
        height: 64px;
        font-size: var(--text-xl);
    }
    
    .unified-fab-action {
        width: 52px;
        height: 52px;
    }
}

/* ==========================================================================
   UNIFIED PANEL SYSTEM - CONSISTENT BEHAVIOR ALL DEVICES
   ========================================================================== */

/* Panel Base Styles */
.unified-panel {
    position: fixed;
    top: 0;
    bottom: 0;
    width: min(90vw, 400px);
    background: white;
    border-radius: var(--radius-2xl) 0 0 var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    border: 1px solid var(--gray-200);
    border-right: none;
    z-index: var(--z-modal);
    transform: translateX(-100%);
    transition: transform var(--transition-normal);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

/* Left Panel (Field Palette) */
.unified-panel-left {
    left: 0;
}

/* Right Panel (Properties) */
.unified-panel-right {
    right: 0;
    left: auto;
    border-radius: 0 var(--radius-2xl) var(--radius-2xl) 0;
    border-left: none;
    border-right: 1px solid var(--gray-200);
    transform: translateX(100%);
}

/* Panel Active States */
.unified-panel.active {
    transform: translateX(0);
}

/* Panel Headers */
.unified-panel-header {
    padding: var(--space-6);
    background: linear-gradient(135deg, var(--gray-50), white);
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.unified-panel-title {
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
    color: var(--gray-900);
    margin: 0;
}

.unified-panel-close {
    width: var(--touch-target-min);
    height: var(--touch-target-min);
    border: none;
    border-radius: var(--radius-full);
    background: var(--gray-100);
    color: var(--gray-600);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.unified-panel-close:hover {
    background: var(--gray-200);
    color: var(--gray-800);
    transform: scale(1.05);
}

/* Panel Content */
.unified-panel-content {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-4);
    
    /* Custom scrollbar */
    scrollbar-width: thin;
    scrollbar-color: var(--gray-300) transparent;
}

.unified-panel-content::-webkit-scrollbar {
    width: 6px;
}

.unified-panel-content::-webkit-scrollbar-track {
    background: transparent;
}

.unified-panel-content::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: var(--radius-full);
}

/* Panel Backdrop */
.unified-panel-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(2px);
    z-index: calc(var(--z-modal) - 1);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.unified-panel-backdrop.active {
    opacity: 1;
    visibility: visible;
}

/* Progressive Enhancement for Desktop */
@media (min-width: 1200px) {
    .unified-panel {
        width: min(35vw, 450px);
        position: relative;
        transform: translateX(0);
        border-radius: var(--radius-2xl);
        border: 1px solid var(--gray-200);
        box-shadow: var(--shadow-lg);
        z-index: var(--z-base);
    }
    
    .unified-panel-right {
        border: 1px solid var(--gray-200);
    }
    
    .unified-panel-backdrop {
        display: none;
    }
    
    /* Desktop layout adjustment */
    .unified-container {
        display: grid;
        grid-template-columns: minmax(300px, 400px) 1fr minmax(300px, 400px);
        grid-template-rows: 1fr;
        gap: var(--space-6);
        padding: var(--space-6);
    }
    
    .unified-main {
        grid-column: 2;
        max-width: none;
        padding: 0;
    }
    
    .unified-panel-left {
        grid-column: 1;
        position: relative;
    }
    
    .unified-panel-right {
        grid-column: 3;
        position: relative;
    }
}

/* ==========================================================================
   UNIFIED COMPONENT SYSTEM - TOUCH-FIRST, SCALABLE
   ========================================================================== */

/* Unified Button System */
.unified-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    min-height: var(--touch-target-min);
    border: 1px solid transparent;
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
    user-select: none;
    -webkit-user-select: none;
}

/* Button Variants */
.unified-btn-primary {
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    color: white;
    box-shadow: var(--shadow-sm);
}

.unified-btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.unified-btn-secondary {
    background: white;
    color: var(--gray-700);
    border-color: var(--gray-300);
    box-shadow: var(--shadow-xs);
}

.unified-btn-secondary:hover {
    background: var(--gray-50);
    border-color: var(--gray-400);
    box-shadow: var(--shadow-sm);
    transform: translateY(-1px);
}

.unified-btn-danger {
    background: linear-gradient(135deg, var(--accent-red), #dc2626);
    color: white;
    box-shadow: var(--shadow-sm);
}

/* Unified Input System */
.unified-input {
    width: 100%;
    padding: var(--space-4);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    font-size: var(--text-base);
    font-family: inherit;
    background: white;
    transition: all var(--transition-fast);
    min-height: var(--touch-target-min);
}

.unified-input:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

/* Unified Card System */
.unified-card {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.unified-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.unified-card-header {
    padding: var(--space-6);
    background: linear-gradient(135deg, var(--gray-50), white);
    border-bottom: 1px solid var(--gray-200);
}

.unified-card-content {
    padding: var(--space-6);
}

/* ==========================================================================
   UNIFIED MODAL SYSTEM - CONSISTENT ACROSS ALL DEVICES
   ========================================================================== */

.unified-modal {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.unified-modal.active {
    opacity: 1;
    visibility: visible;
}

.unified-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
}

.unified-modal-content {
    position: relative;
    width: 100%;
    max-width: min(90vw, 600px);
    max-height: min(90vh, 800px);
    background: white;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    border: 1px solid var(--gray-200);
    overflow: hidden;
    transform: scale(0.9);
    transition: transform var(--transition-normal);
}

.unified-modal.active .unified-modal-content {
    transform: scale(1);
}

/* ==========================================================================
   UNIFIED RESPONSIVE SYSTEM - SMOOTH TRANSITIONS
   ========================================================================== */

/* Touch Optimization for All Interactive Elements */
@media (hover: none) and (pointer: coarse) {
    .unified-btn,
    .unified-fab-action,
    .unified-fab-main {
        min-height: var(--touch-target-generous);
    }
    
    /* Remove hover effects on touch devices */
    .unified-btn:hover,
    .unified-card:hover,
    .unified-fab-action:hover {
        transform: none;
    }
}

/* Keyboard Navigation Enhancement */
.unified-btn:focus-visible,
.unified-input:focus-visible,
.unified-fab-action:focus-visible {
    outline: 2px solid var(--primary-500);
    outline-offset: 2px;
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* High Contrast Support */
@media (prefers-contrast: high) {
    .unified-btn-primary {
        background: var(--primary-700);
        border: 2px solid var(--gray-900);
    }
    
    .unified-input {
        border-width: 3px;
    }
}

/* ==========================================================================
   DARK MODE SUPPORT
   ========================================================================== */

[data-theme="dark"] {
    --gray-50: #0f172a;
    --gray-100: #1e293b;
    --gray-200: #334155;
    --gray-300: #475569;
    --gray-400: #64748b;
    --gray-500: #94a3b8;
    --gray-600: #cbd5e1;
    --gray-700: #e2e8f0;
    --gray-800: #f1f5f9;
    --gray-900: #f8fafc;
}

[data-theme="dark"] body {
    color: var(--gray-900);
    background-color: var(--gray-50);
}

[data-theme="dark"] .unified-canvas {
    background: var(--gray-100);
    border-color: var(--gray-300);
}

[data-theme="dark"] .unified-panel,
[data-theme="dark"] .unified-modal-content,
[data-theme="dark"] .unified-card {
    background: var(--gray-100);
    border-color: var(--gray-300);
}

/* ==========================================================================
   UNIFIED FIELD INTERACTIONS AND VISUAL STATES
   ========================================================================== */

/* Field Palette Styling */
.field-palette-unified {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--space-3);
}

.field-palette-unified .field-block {
    padding: var(--space-4);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-2);
    min-height: var(--touch-target-generous);
    position: relative;
    overflow: hidden;
    background: white;
}

.field-palette-unified .field-block::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.8), transparent);
    transition: left var(--transition-slow);
}

.field-palette-unified .field-block:hover::before {
    left: 100%;
}

.field-palette-unified .field-block:hover {
    border-color: var(--primary-300);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: var(--primary-50);
}

.field-palette-unified .field-block:active {
    transform: translateY(0px) scale(0.98);
}

.field-palette-unified .field-icon {
    font-size: 1.5rem;
    margin-bottom: var(--space-1);
}

.field-palette-unified .field-label {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--gray-700);
}

/* Drag states */
.field-palette-unified .field-block.dragging {
    opacity: 0.5;
    transform: scale(1.05);
    z-index: var(--z-modal);
}

/* Form Canvas Drag States */
.unified-canvas.drag-over {
    border: 3px dashed var(--primary-500);
    background: var(--primary-50);
}

.unified-canvas.drag-over::after {
    content: '📋 Drop field here to add it to your form';
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
    color: var(--primary-700);
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-2xl);
}

/* Unified Form Fields */
.unified-form-fields {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
    padding: var(--space-6);
    min-height: 200px;
}

.unified-field-wrapper {
    position: relative;
    transition: all var(--transition-normal);
    border-radius: var(--radius-xl);
    border: 2px solid transparent;
    padding: var(--space-4);
    background: white;
}

.unified-field-wrapper:hover {
    border-color: var(--gray-300);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.unified-field-wrapper.selected {
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
    background: var(--primary-50);
}

.unified-field-wrapper.selected::after {
    content: 'Selected';
    position: absolute;
    top: var(--space-2);
    right: var(--space-2);
    background: var(--primary-500);
    color: white;
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--font-bold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Field Controls */
.unified-field-controls {
    opacity: 0;
    transition: opacity var(--transition-fast);
    display: flex;
    gap: var(--space-2);
    margin-top: var(--space-3);
}

.unified-field-wrapper:hover .unified-field-controls,
.unified-field-wrapper.selected .unified-field-controls {
    opacity: 1;
}

.unified-field-control {
    width: var(--touch-target-min);
    height: var(--touch-target-min);
    border: none;
    border-radius: var(--radius-md);
    background: var(--gray-100);
    color: var(--gray-600);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    font-size: var(--text-sm);
}

.unified-field-control:hover {
    background: var(--primary-100);
    color: var(--primary-700);
    transform: scale(1.05);
}

/* Properties Panel Styling */
.unified-properties {
    padding: var(--space-4);
}

.unified-properties .unified-card {
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
}

.unified-properties .unified-card:hover {
    box-shadow: var(--shadow-md);
}

/* Enhanced Input Styling for Properties */
.unified-properties .unified-input:focus {
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

/* Animation for adding fields */
@keyframes fieldAdded {
    0% {
        transform: scale(0.8);
        opacity: 0;
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.unified-field-wrapper.newly-added {
    animation: fieldAdded var(--transition-slow) ease-out;
}

/* Loading states */
.unified-loading {
    position: relative;
    overflow: hidden;
}

.unified-loading::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.6), transparent);
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* Enhanced FAB Styling */
.unified-fab-main {
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.unified-fab-main.active {
    background: linear-gradient(135deg, var(--accent-red), #dc2626);
}

/* Tooltip improvements */
.unified-fab-action::after {
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: var(--shadow-lg);
}

/* Enhanced empty states */
.empty-canvas-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 400px;
    text-align: center;
    padding: var(--space-8);
    border: 2px dashed var(--gray-300);
    border-radius: var(--radius-2xl);
    background: var(--gray-50);
}

/* Panel animation improvements */
.unified-panel {
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.unified-panel.active {
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

/* Connection status styling */
.connection-status {
    padding: var(--space-3);
    border-radius: var(--radius-lg);
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
}

.connection-status .status-indicator {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.connection-status .status-indicator.connected {
    color: var(--secondary-700);
}

.connection-status .status-indicator.connected .status-dot {
    background: var(--secondary-500);
    animation: pulse 2s infinite;
}

.connection-status .status-indicator.disconnected {
    color: var(--gray-600);
}

.connection-status .status-indicator.disconnected .status-dot {
    background: var(--gray-400);
}

.connection-status .status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

/* Enhanced responsive behavior */
@media (max-width: 480px) {
    .field-palette-unified {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-2);
    }
    
    .field-palette-unified .field-block {
        padding: var(--space-3);
        min-height: 80px;
    }
    
    .field-palette-unified .field-icon {
        font-size: 1.25rem;
    }
    
    .field-palette-unified .field-label {
        font-size: var(--text-xs);
    }
    
    .unified-form-fields {
        gap: var(--space-4);
        padding: var(--space-4);
    }
    
    .unified-field-wrapper {
        padding: var(--space-3);
    }
}

@media (max-width: 768px) {
    .unified-properties {
        padding: var(--space-3);
    }
    
    .unified-fab-system {
        bottom: var(--space-4);
        right: var(--space-4);
    }
    
    .unified-fab-main {
        width: var(--touch-target-comfortable);
        height: var(--touch-target-comfortable);
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    .unified-field-wrapper.selected {
        border-width: 3px;
        border-color: var(--primary-700);
    }
    
    .field-palette-unified .field-block:hover {
        border-color: var(--primary-700);
        border-width: 3px;
    }
}

/* ==========================================================================
   PRINT STYLES
   ========================================================================== */

@media print {
    .unified-fab-system,
    .unified-panel,
    .unified-modal {
        display: none !important;
    }
    
    .unified-canvas {
        box-shadow: none !important;
        border: 2px solid #000 !important;
        border-radius: 0 !important;
    }
}

/* Mobile-specific canvas positioning fixes */
@media (max-width: 768px) {
    /* Fix canvas positioning on mobile */
    .unified-container {
        min-height: 100vh;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .unified-main {
        padding: var(--space-2);
        padding-top: var(--space-3);
    }
    
    .unified-canvas {
        min-height: calc(100vh - 200px); /* Account for nav and spacing */
        margin-bottom: var(--space-2);
    }
    
    /* Ensure FAB doesn't push content */
    .unified-fab-system {
        bottom: var(--space-4);
        right: var(--space-4);
    }
}