/* ==========================================================================
   DESIGN SYSTEM & CSS VARIABLES
   ========================================================================== */
:root {
    color-scheme: dark;
    /* Dark Theme Variables (Minimalist Muted) */
    --bg-primary: #121214;
    --bg-secondary: #18181b;
    --bg-tertiary: #27272a;
    --text-primary: #f4f4f5;
    --text-secondary: #a1a1aa;
    --text-muted: #71717a;
    
    --accent-color: #f4f4f5; /* Off-white for minimal look */
    --accent-hover: #ffffff;
    --accent-glow: rgba(255, 255, 255, 0.03);
    
    --success-color: #52525b; /* Desaturated grey */
    --success-glow: rgba(255, 255, 255, 0.01);
    
    --danger-color: #f43f5e; /* Muted rose red */
    --danger-hover: #e11d48;
    --danger-glow: rgba(244, 63, 94, 0.05);
    
    --border-color: #27272a; /* Zinc-800 */
    --border-focus: #52525b; /* Zinc-600 */
    
    --glass-bg: rgba(24, 24, 27, 0.9);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-blur: blur(8px);
    
    --logo-bg: #27272a;
    
    --grid-color: rgba(255, 255, 255, 0.015);
    --grid-major-color: rgba(255, 255, 255, 0.03);
    
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
    
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    
    --transition-fast: 0.1s ease;
    --transition-normal: 0.2s ease;
    
    --active-bg: rgba(129, 140, 248, 0.15);
    --active-color: #818cf8;
    --active-border: #818cf8;
}

/* Light Theme Overrides (Minimalist Default) */
.light-theme {
    color-scheme: light;
    --bg-primary: #fafafa; /* Very light zinc-50 */
    --bg-secondary: #ffffff; /* Pure white */
    --bg-tertiary: #f4f4f5; /* Zinc-100 */
    --text-primary: #18181b; /* Zinc-900 */
    --text-secondary: #52525b; /* Zinc-600 */
    --text-muted: #a1a1aa; /* Zinc-400 */
    
    --accent-color: #18181b; /* Dark charcoal */
    --accent-hover: #09090b;
    --accent-glow: rgba(0, 0, 0, 0.03);
    
    --border-color: #e4e4e7; /* Zinc-200 */
    --border-focus: #a1a1aa; /* Zinc-400 */
    
    --glass-bg: rgba(255, 255, 255, 0.9);
    --glass-border: rgba(0, 0, 0, 0.06);
    --glass-blur: blur(8px);
    
    --logo-bg: #f4f4f5;
    
    --grid-color: rgba(0, 0, 0, 0.02);
    --grid-major-color: rgba(0, 0, 0, 0.04);
    
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.08);
    
    --active-bg: rgba(79, 70, 229, 0.08);
    --active-color: #4f46e5;
    --active-border: #6366f1;
}

/* ==========================================================================
   RESET & BASE STYLES
   ========================================================================== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    user-select: none;
}

body {
    font-family: 'Inter', 'Sarabun', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    height: 100vh;
    overflow: hidden;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

input, button, select, textarea {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
}

select option {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}

/* ==========================================================================
   LAYOUT STRUCTURE
   ========================================================================== */
.app-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    width: 100vw;
}

/* Header */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 24px;
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    z-index: 10;
    box-shadow: var(--shadow-sm);
    transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

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

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--logo-bg);
    border-radius: var(--border-radius-md);
    color: var(--text-primary);
    font-size: 1.1rem;
    border: 1px solid var(--border-color);
}

.logo-text h1 {
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.logo-text span {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

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

.divider {
    width: 1px;
    height: 24px;
    background-color: var(--border-color);
}

/* Main Area */
.app-main {
    display: flex;
    flex: 1;
    height: calc(100vh - 65px);
    overflow: hidden;
    position: relative;
}

/* ==========================================================================
   SIDEBAR STYLES (COMMON & SPECIFIC)
   ========================================================================== */
aside {
    background-color: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    z-index: 5;
    transition: background-color var(--transition-normal), border-color var(--transition-normal), width var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.sidebar-left {
    width: 320px;
    flex-shrink: 0;
}

/* ==========================================================================
   SIDEBAR TABS SYSTEM
   ========================================================================== */
.sidebar-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
}

.sidebar-tab {
    flex: 1;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    padding: 14px 16px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all var(--transition-fast);
}

.sidebar-tab:hover {
    color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.02);
}

.sidebar-tab.active {
    color: var(--active-color);
    border-bottom-color: var(--active-border);
    background-color: rgba(99, 102, 241, 0.04);
}

.tab-content {
    display: none;
    flex-direction: column;
    flex: 1;
    overflow-y: auto;
}

.tab-content.active {
    display: flex;
}

.sidebar-right {
    width: 340px;
    border-right: none;
    border-left: 1px solid var(--border-color);
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    transition: transform var(--transition-normal), opacity var(--transition-normal);
    transform: translateX(0);
    opacity: 1;
    z-index: 8;
}

.sidebar-right.hidden {
    transform: translateX(100%);
    opacity: 0;
    pointer-events: none;
}

.panel-section {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.panel-section.flex-grow {
    flex: 1;
    overflow-y: auto;
    border-bottom: none;
}

.section-title {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
}

.section-title i {
    color: var(--accent-color);
}

.panel-tip {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 12px;
    line-height: 1.4;
}

/* ==========================================================================
   COMPONENTS: DEVICES SELECTOR
   ========================================================================== */
.device-selector-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.device-selector-item {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 16px 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    cursor: grab;
    transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
}

.device-selector-item:hover {
    transform: translateY(-2px);
    border-color: var(--accent-color);
    box-shadow: var(--shadow-sm);
    background-color: rgba(99, 102, 241, 0.05);
}

.device-selector-item:active {
    cursor: grabbing;
}

.device-preview-icon {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    transition: all var(--transition-fast);
}

.device-selector-item:hover .device-preview-icon {
    background-color: var(--accent-color);
    color: white;
    border-color: transparent;
    box-shadow: 0 4px 10px var(--accent-glow);
}

.device-selector-item span {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-primary);
}

/* Specific colors for previews */
.computer-icon { color: var(--text-secondary); }
.printer-icon { color: var(--text-secondary); }

/* ==========================================================================
   COMPONENTS: FLOOR PLAN CONFIG
   ========================================================================== */
.floorplan-controls {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.floorplan-settings {
    background-color: var(--bg-tertiary);
    padding: 12px;
    border-radius: var(--border-radius-md);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 12px;
    animation: fadeIn var(--transition-normal);
}

.setting-row {
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.setting-row input[type="range"] {
    width: 100%;
    accent-color: var(--accent-color);
    cursor: pointer;
    background-color: var(--bg-secondary);
    height: 6px;
    border-radius: 3px;
    outline: none;
}

/* ==========================================================================
   COMPONENTS: DEVICE SEARCH & LIST
   ========================================================================== */
.search-box {
    position: relative;
    margin-bottom: 12px;
}

.search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 0.9rem;
}

.search-box input {
    width: 100%;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 10px 12px 10px 36px;
    font-size: 0.85rem;
    outline: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.search-box input:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.filter-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    background-color: var(--bg-tertiary);
    border-radius: var(--border-radius-md);
    padding: 4px;
    margin-bottom: 16px;
    border: 1px solid var(--border-color);
}

.filter-tab {
    flex: 1 1 calc(33.33% - 4px);
    min-width: 60px;
    text-align: center;
    background: none;
    border: 1px solid transparent;
    padding: 6px 4px;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--text-secondary);
}

.filter-tab:hover {
    color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.02);
}

.filter-tab.active {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
    border-color: var(--border-color);
}

.device-list-container {
    display: flex;
    flex-direction: column;
    gap: 8px;
    overflow-y: auto;
    flex: 1;
    padding-right: 4px;
}

.no-devices-msg {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 32px 16px;
    color: var(--text-muted);
    text-align: center;
    opacity: 0.7;
}

.no-devices-msg i {
    font-size: 2rem;
}

.no-devices-msg p {
    font-size: 0.8rem;
}

/* Device List Item */
.device-list-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.device-list-item:hover {
    border-color: var(--border-focus);
    background-color: rgba(99, 102, 241, 0.03);
    transform: translateX(2px);
}

.device-list-item.selected {
    border-color: var(--accent-color);
    background-color: rgba(99, 102, 241, 0.08);
    box-shadow: 0 0 0 1px var(--accent-color);
}

.list-item-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-secondary);
    font-size: 0.95rem;
}

.list-item-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
    min-width: 0; /* allows text truncation */
}

.list-item-name {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.list-item-ip {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-family: monospace;
}

.list-item-actions {
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.device-list-item:hover .list-item-actions {
    opacity: 1;
}

.list-item-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    padding: 4px;
    cursor: pointer;
    border-radius: 4px;
    transition: all var(--transition-fast);
}

.list-item-btn:hover {
    color: var(--danger-color);
    background-color: rgba(239, 68, 68, 0.1);
}

/* ==========================================================================
   CANVAS WORKSPACE
   ========================================================================== */
.canvas-workspace {
    flex: 1;
    position: relative;
    overflow: hidden;
    background-color: var(--bg-primary);
    display: flex;
    flex-direction: column;
}

/* Canvas Toolbar */
.canvas-toolbar {
    position: absolute;
    top: 20px;
    left: 20px;
    background-color: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-md);
    padding: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: var(--shadow-md);
    z-index: 7;
}

.toolbar-divider {
    width: 1px;
    height: 20px;
    background-color: var(--border-color);
    margin: 0 4px;
}

/* Container & Interactive Grid */
.canvas-container {
    width: 100%;
    height: 100%;
    overflow: auto;
    position: relative;
    cursor: grab;
    display: flex;
    align-items: center;
    justify-content: center;
}

.canvas-container:active {
    cursor: grabbing;
}

.canvas-grid {
    position: relative;
    width: 2000px;
    height: 2000px;
    background-color: var(--bg-primary);
    transform-origin: center center;
    transition: transform 0.05s ease-out;
    box-shadow: 0 0 100px rgba(0, 0, 0, 0.5);
    overflow: hidden;
}

/* CSS Grid Lines */
.canvas-grid.show-grid {
    background-image: 
        linear-gradient(to right, var(--grid-color) 1px, transparent 1px),
        linear-gradient(to bottom, var(--grid-color) 1px, transparent 1px),
        linear-gradient(to right, var(--grid-major-color) 1px, transparent 1px),
        linear-gradient(to bottom, var(--grid-major-color) 1px, transparent 1px);
    background-size: 20px 20px, 20px 20px, 100px 100px, 100px 100px;
}

/* Floorplan Image Background Layer */
.floorplan-bg {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 1000px;
    height: 700px;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.8;
    pointer-events: none;
    z-index: 1;
    transition: opacity var(--transition-normal);
}

.devices-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
}

/* Status Bar at Bottom */
.canvas-status-bar {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border-top: 1px solid var(--glass-border);
    padding: 8px 20px;
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-secondary);
    z-index: 6;
}

#canvas-zoom-indicator {
    font-weight: 600;
}

/* ==========================================================================
   PLACED DEVICES ON CANVAS
   ========================================================================== */
.placed-device {
    position: absolute;
    width: 64px;
    height: 64px;
    border-radius: var(--border-radius-md);
    background-color: var(--bg-secondary);
    border: 2px solid var(--border-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: move;
    transform: translate(-32px, -32px); /* Center device on position coordinate */
    z-index: 10;
    box-shadow: var(--shadow-sm);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
}

.placed-device:hover {
    border-color: var(--border-focus);
    box-shadow: var(--shadow-md);
    background-color: var(--bg-tertiary);
}

.placed-device.selected {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px var(--border-focus);
    background-color: var(--bg-tertiary);
    z-index: 15;
}

.placed-device.dragging {
    opacity: 0.6;
    box-shadow: var(--shadow-lg);
    cursor: grabbing;
}

/* Placed Device Icon */
.device-icon-wrapper {
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 36px;
    transition: transform var(--transition-fast);
}

.placed-device:hover .device-icon-wrapper {
    transform: scale(1.1);
}

.placed-device.type-computer .device-icon-wrapper { color: var(--text-secondary); }
.placed-device.type-printer .device-icon-wrapper { color: var(--text-secondary); }

/* Placed Device Label Overlay */
.device-label {
    position: absolute;
    top: 70px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-focus);
    padding: 6px 10px;
    border-radius: var(--border-radius-sm);
    font-size: 0.85rem;
    color: var(--text-primary);
    white-space: nowrap;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    pointer-events: none;
    z-index: 12;
}

.device-label-name {
    font-weight: 700;
}

.device-label-ip {
    font-family: monospace;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--active-color);
    background-color: var(--active-bg);
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    margin-top: 3px;
    display: inline-block;
}

/* Drag overlay helper when dragging from selector */
.drag-ghost {
    width: 64px;
    height: 64px;
    border-radius: var(--border-radius-md);
    background-color: var(--accent-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    opacity: 0.8;
    pointer-events: none;
    position: absolute;
    z-index: 100;
    box-shadow: var(--shadow-lg);
}

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

.properties-header h3 {
    font-size: 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

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

.prop-device-preview {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    margin-bottom: 24px;
    padding: 16px;
    background-color: var(--bg-tertiary);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
}

.prop-preview-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

.prop-device-preview.type-computer .prop-preview-icon { color: var(--text-secondary); }
.prop-device-preview.type-printer .prop-preview-icon { color: var(--text-secondary); }

.prop-device-preview h4 {
    font-size: 0.95rem;
    font-weight: 600;
}

.badge {
    display: inline-block;
    padding: 4px 8px;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

/* Forms */
.form-group {
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group label .required {
    color: var(--danger-color);
}

.form-group input, .form-group textarea {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 12px;
    font-size: 0.9rem;
    outline: none;
    transition: all var(--transition-fast);
    font-family: inherit;
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.form-group input:focus, .form-group textarea:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group input[readonly] {
    background-color: rgba(255, 255, 255, 0.02);
    border-color: var(--border-color);
    color: var(--text-muted);
    cursor: not-allowed;
}

.form-row {
    display: flex;
    gap: 12px;
}

.form-group.half {
    flex: 1;
}

.validation-msg {
    font-size: 0.72rem;
    display: none;
    animation: fadeIn var(--transition-fast);
}

.validation-msg.error {
    color: var(--danger-color);
}

.validation-msg.show {
    display: block;
}

#prop-ip {
    font-family: monospace;
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--active-color);
    background-color: var(--active-bg);
    border: 1px dashed var(--active-border);
    padding: 10px 12px;
    letter-spacing: 0.5px;
    border-radius: var(--border-radius-md);
    transition: all var(--transition-fast);
}

#prop-ip:focus {
    border-color: var(--active-color);
    box-shadow: 0 0 0 3px rgba(129, 140, 248, 0.25);
    background-color: var(--bg-tertiary);
}

#prop-notes {
    font-size: 1.05rem;
    font-weight: 500;
    line-height: 1.4;
    padding: 10px 12px;
    background-color: var(--bg-tertiary);
    border: 1px dashed var(--border-color);
    border-radius: var(--border-radius-md);
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

#prop-notes:focus {
    border-color: var(--active-color);
    box-shadow: 0 0 0 3px rgba(129, 140, 248, 0.25);
    background-color: var(--bg-secondary);
}

.properties-actions {
    margin-top: 32px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* ==========================================================================
   BUTTONS & COMMON UI
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border-radius: var(--border-radius-md);
    font-size: 0.85rem;
    font-weight: 600;
    padding: 10px 16px;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

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

.btn-primary {
    background: linear-gradient(135deg, var(--accent-color), #818cf8);
    color: white;
    box-shadow: 0 4px 12px var(--accent-glow);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--accent-hover), #6366f1);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px var(--accent-glow);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background-color: var(--bg-tertiary);
    border-color: var(--border-color);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background-color: var(--border-focus);
    border-color: var(--accent-color);
    color: white;
}

.btn-danger {
    background-color: var(--danger-color);
    color: white;
    box-shadow: 0 4px 12px var(--danger-glow);
}

.btn-danger:hover {
    background-color: var(--danger-hover);
    box-shadow: 0 6px 16px var(--danger-glow);
    transform: translateY(-1px);
}

.btn-danger:active {
    transform: translateY(0);
}

.btn-danger-outline {
    background: none;
    border: 1px solid var(--danger-color);
    color: var(--danger-color);
}

.btn-danger-outline:hover {
    background-color: var(--danger-color);
    color: white;
    box-shadow: 0 4px 12px var(--danger-glow);
}

.btn-icon {
    width: 38px;
    height: 38px;
    border-radius: var(--border-radius-md);
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0;
}

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

.btn-icon.active {
    background-color: var(--active-bg);
    color: var(--active-color);
    border-color: var(--active-border);
    box-shadow: 0 0 8px rgba(99, 102, 241, 0.15);
}

.btn-icon-only {
    background: none;
    border: none;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

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

.btn-upload {
    background-color: var(--bg-tertiary);
    border: 1px dashed var(--border-color);
    color: var(--text-secondary);
    padding: 16px;
    border-radius: var(--border-radius-md);
    cursor: pointer;
}

.btn-upload:hover {
    border-color: var(--accent-color);
    color: var(--text-primary);
    background-color: rgba(99, 102, 241, 0.02);
}

/* ==========================================================================
   TOAST NOTIFICATIONS
   ========================================================================== */
.toast-container {
    position: absolute;
    bottom: 48px;
    right: 24px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 100;
    pointer-events: none;
}

.toast {
    background-color: var(--bg-secondary);
    border-left: 4px solid var(--accent-color);
    border-radius: var(--border-radius-sm);
    padding: 14px 20px;
    min-width: 280px;
    max-width: 400px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
    pointer-events: auto;
    animation: slideInLeft 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.toast.success { border-left-color: var(--success-color); }
.toast.error { border-left-color: var(--danger-color); }
.toast.info { border-left-color: var(--accent-color); }

.toast-icon {
    font-size: 1.1rem;
}
.toast.success .toast-icon { color: var(--success-color); }
.toast.error .toast-icon { color: var(--danger-color); }
.toast.info .toast-icon { color: var(--accent-color); }

.toast-message {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-primary);
    flex: 1;
}

.toast-close {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.9rem;
    padding: 2px;
}

.toast-close:hover {
    color: var(--text-primary);
}

/* ==========================================================================
   KEYFRAME ANIMATIONS
   ========================================================================== */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}

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

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

/* Custom Scrollbar for better UI */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

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

/* ==========================================================================
   WALLS & PARTITIONS STYLING
   ========================================================================== */
.placed-wall {
    position: absolute;
    background-color: var(--text-secondary);
    border-radius: 4px;
    cursor: move;
    z-index: 8; /* below devices, above floorplan */
    border: 1px solid var(--border-color);
    transition: background-color var(--transition-fast), box-shadow var(--transition-fast);
}

.placed-wall:hover {
    background-color: var(--text-primary);
    box-shadow: var(--shadow-sm);
}

.placed-wall.selected {
    background-color: var(--accent-color);
    box-shadow: 0 0 0 2px var(--border-focus);
    z-index: 9;
}

.placed-wall.dragging {
    opacity: 0.6;
}

/* Resize Handles */
.placed-wall .resize-handle {
    position: absolute;
    width: 12px;
    height: 12px;
    background-color: var(--bg-secondary);
    border: 2px solid var(--accent-color);
    border-radius: 50%;
    z-index: 20;
    cursor: pointer;
    display: none;
    box-shadow: var(--shadow-sm);
}

.placed-wall.selected:not(.multi-selected) .resize-handle {
    display: block;
}

.placed-wall .resize-handle-start {
    left: -6px;
    top: 50%;
    transform: translateY(-50%);
    cursor: move;
}

.placed-wall .resize-handle-end {
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    cursor: move;
}

/* Sidebar Preview adjustment */
.wall-icon-h i {
    transform: scaleX(1.6);
    color: var(--text-secondary);
}

.wall-icon-v i {
    transform: scaleX(1.6) rotate(90deg);
    color: var(--text-secondary);
}

/* ==========================================================================
   HEADER FLOOR SELECTOR STYLING
   ========================================================================== */
.header-floor-manager {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0 16px;
}

.floor-selector-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 8px 14px;
    height: 38px;
}

.floor-selector-wrapper .select-icon {
    margin-right: 8px;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.floor-select {
    background: none;
    border: none;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    outline: none;
    cursor: pointer;
    padding-right: 12px;
}

/* ==========================================================================
   FLOOR MANAGER MODAL DIALOG
   ========================================================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(2px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 200;
    transition: opacity var(--transition-normal);
}

.modal-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.modal-container {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    width: 440px;
    max-width: 90%;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    animation: modalFadeIn 0.25s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes modalFadeIn {
    from { opacity: 0; transform: translateY(12px) scale(0.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

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

.modal-header h3 {
    font-size: 0.95rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.modal-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.modal-floor-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: 240px;
    overflow-y: auto;
    padding-right: 4px;
}

.modal-floor-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
}

.modal-floor-input {
    flex: 1;
    background: none;
    border: none;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    outline: none;
    padding: 2px 0;
    border-bottom: 1px dashed transparent;
}

.modal-floor-input:focus {
    border-bottom-color: var(--border-focus);
}

.modal-floor-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 6px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.modal-floor-btn:hover {
    color: var(--text-primary);
    background-color: var(--border-color);
}

.modal-floor-btn.delete-floor {
    color: var(--danger-color);
}

.modal-floor-btn.delete-floor:hover {
    color: var(--danger-hover);
    background-color: rgba(244, 63, 94, 0.1);
}

/* ==========================================================================
   PLACED TEXT LABELS STYLING
   ========================================================================== */
.placed-text {
    position: absolute;
    cursor: move;
    padding: 6px 12px;
    border: 1px dashed transparent;
    border-radius: var(--border-radius-sm);
    color: var(--text-primary);
    font-family: inherit;
    font-weight: 600;
    white-space: nowrap;
    z-index: 9; /* below devices, above walls */
    transform: translate(-50%, -50%); /* center on coordinates */
    transition: background-color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
    text-shadow: 0 0 4px var(--bg-primary), 0 0 4px var(--bg-primary);
}

.placed-text:hover {
    border-color: var(--border-focus);
    background-color: rgba(255, 255, 255, 0.04);
}

.light-theme .placed-text:hover {
    background-color: rgba(0, 0, 0, 0.02);
}

.placed-text.selected {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--accent-color);
    box-shadow: 0 0 0 2px var(--border-focus);
}

.placed-text.style-box {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    text-shadow: none; /* No shadow needed when boxed */
}

.placed-text.style-box:hover {
    border-color: var(--border-focus);
    background-color: var(--bg-tertiary);
}

.placed-text.style-box.selected {
    border-color: var(--accent-color);
    background-color: var(--bg-tertiary);
    box-shadow: 0 0 0 2px var(--border-focus);
}

.inline-text-input {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--accent-color);
    color: var(--text-primary);
    border-radius: var(--border-radius-sm);
    padding: 2px 6px;
    font-family: inherit;
    font-weight: inherit;
    font-size: inherit;
    outline: none;
    text-align: center;
}

.placed-text.dragging {
    opacity: 0.6;
}

.placed-text.size-small {
    font-size: 12px;
}

.placed-text.size-medium {
    font-size: 16px;
}

.placed-text.size-large {
    font-size: 24px;
    font-weight: 700;
}

.text-icon i {
    color: var(--text-secondary);
}

.drawing-mode {
    cursor: crosshair !important;
}

.device-selector-item.active {
    background-color: var(--active-bg);
    border-color: var(--active-color);
    color: var(--active-color);
    box-shadow: 0 0 8px var(--accent-glow);
}

.device-selector-item.active .device-preview-icon {
    background-color: var(--active-color);
    color: var(--bg-secondary);
    border-color: transparent;
}

/* ==========================================================================
   DOORS STYLING
   ========================================================================== */
.placed-door {
    position: absolute;
    cursor: move;
    z-index: 10;
    transition: background-color var(--transition-fast), box-shadow var(--transition-fast);
}

.placed-door:hover {
    box-shadow: var(--shadow-sm);
}

.placed-door.selected {
    box-shadow: 0 0 0 1px rgba(99, 102, 241, 0.3);
    z-index: 11;
}

.placed-door .resize-handle {
    position: absolute;
    width: 12px;
    height: 12px;
    background-color: var(--bg-secondary);
    border: 2px solid var(--accent-color);
    border-radius: 50%;
    z-index: 20;
    cursor: pointer;
    display: none;
    box-shadow: var(--shadow-sm);
}

.placed-door.selected:not(.multi-selected) .resize-handle {
    display: block;
}

.placed-door .resize-handle-start {
    left: -6px;
    top: -2px;
    cursor: move;
}

.placed-door .resize-handle-end {
    right: -6px;
    top: -2px;
    cursor: move;
}

.placed-door.dragging {
    opacity: 0.6;
}

.door-icon i {
    color: var(--text-secondary);
}

/* ==========================================================================
   MULTI-SELECTION & DEVICE RESIZING STYLING
   ========================================================================== */
.selection-box {
    position: absolute;
    border: 1.5px dashed var(--active-color);
    background-color: rgba(99, 102, 241, 0.08);
    pointer-events: none;
    z-index: 1000;
    display: none;
}

.placed-device .resize-handle-device {
    position: absolute;
    right: -6px;
    bottom: -6px;
    width: 12px;
    height: 12px;
    background-color: var(--bg-secondary);
    border: 2px solid var(--accent-color);
    border-radius: 50%;
    z-index: 20;
    cursor: se-resize;
    display: none;
    box-shadow: var(--shadow-sm);
}

.placed-device.selected:not(.multi-selected) .resize-handle-device {
    display: block;
}/* ==========================================================================
   DROPDOWN EXPORT MENU
   ========================================================================== */
.dropdown-export {
    position: relative;
    display: inline-block;
}

.dropdown-menu {
    display: none;
    position: absolute;
    right: 0;
    top: 100%;
    margin-top: 6px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 100;
    min-width: 210px;
    padding: 6px 0;
    animation: fadeIn var(--transition-fast);
}

.dropdown-menu.show {
    display: block;
}

.dropdown-item {
    width: 100%;
    background: none;
    border: none;
    padding: 10px 16px;
    text-align: left;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: all var(--transition-fast);
}

.dropdown-item:hover {
    background-color: var(--bg-tertiary);
    color: var(--active-color);
}

.dropdown-item i {
    width: 16px;
    text-align: center;
    color: var(--text-secondary);
}

.dropdown-item:hover i {
    color: var(--active-color);
}

/* ==========================================================================
   VIEW TOGGLE SWITCHER (Header Toggles)
   ========================================================================== */
.header-view-toggle {
    display: flex;
    gap: 4px;
    background-color: var(--bg-tertiary);
    padding: 4px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    margin: 0 16px;
}

.btn-toggle {
    background: transparent;
    border: none;
    padding: 6px 14px;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all var(--transition-fast);
}

.btn-toggle:hover {
    color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.02);
}

.light-theme .btn-toggle:hover {
    background-color: rgba(0, 0, 0, 0.02);
}

.btn-toggle.active {
    background-color: var(--bg-secondary);
    color: var(--active-color);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    font-weight: 600;
}

/* ==========================================================================
   CLOUD SYNC STATUS INDICATOR
   ========================================================================== */
.cloud-sync-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    width: 36px;
    height: 36px;
    border-radius: var(--border-radius-md);
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.cloud-sync-indicator:hover {
    color: var(--text-primary);
    border-color: var(--border-focus);
}

.cloud-sync-indicator.synced {
    color: #10b981;
}

.cloud-sync-indicator.syncing {
    color: var(--active-color);
    animation: pulseSync 1.5s infinite;
}

@keyframes pulseSync {
    0% { opacity: 0.6; }
    50% { opacity: 1; }
    100% { opacity: 0.6; }
}

.sync-dot {
    position: absolute;
    bottom: 6px;
    right: 6px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--text-muted);
    border: 1.5px solid var(--bg-tertiary);
}

.cloud-sync-indicator.synced .sync-dot {
    background-color: #10b981;
}

.cloud-sync-indicator.syncing .sync-dot {
    background-color: var(--active-color);
}

/* ==========================================================================
   USER PROFILE PANEL & DROPDOWN
   ========================================================================== */
.user-profile-panel {
    position: relative;
    display: flex;
    align-items: center;
    cursor: pointer;
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 2px solid var(--border-color);
    background-color: var(--bg-tertiary);
    transition: all var(--transition-fast);
}

.user-profile-panel:hover .user-avatar {
    border-color: var(--active-border);
}

.user-profile-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    width: 220px;
    background-color: var(--glass-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-lg);
    display: none;
    flex-direction: column;
    z-index: 100;
    padding: 6px 0;
}

.user-profile-panel:hover .user-profile-dropdown,
.user-profile-panel:focus-within .user-profile-dropdown {
    display: flex;
}

.user-profile-info {
    padding: 12px 16px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.user-profile-info #user-display-name {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
}

.user-profile-info #user-email {
    font-size: 0.75rem;
    color: var(--text-secondary);
    word-break: break-all;
}

.dropdown-divider {
    height: 1px;
    background-color: var(--border-color);
    margin: 6px 0;
}

.user-profile-dropdown .dropdown-item {
    font-size: 0.8rem;
    padding: 8px 16px;
}

.user-profile-dropdown .dropdown-item.text-danger {
    color: var(--danger-color);
}

.user-profile-dropdown .dropdown-item.text-danger:hover {
    background-color: rgba(244, 63, 94, 0.08);
}

/* ==========================================================================
   DASHBOARD VIEW STYLES
   ========================================================================== */
.dashboard-view {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-primary);
    z-index: 50;
    overflow-y: auto;
    padding: 24px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    animation: dbFadeIn 0.2s ease-out;
}

.dashboard-view.hidden {
    display: none !important;
}

@keyframes dbFadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}

.dashboard-container {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 24px;
    padding-bottom: 40px;
}

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

.dashboard-header h2 {
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0;
}

.db-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
}

.db-stat-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg, 12px);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

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

.db-stat-icon {
    width: 44px;
    height: 44px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.db-stat-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.db-stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.db-stat-val {
    font-size: 1.45rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.db-layout-grid {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

@media (min-width: 1024px) {
    .db-layout-grid {
        display: grid;
        grid-template-columns: 1fr 1.5fr;
        align-items: start;
    }
}

.db-panel {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg, 12px);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.db-panel-header {
    padding: 14px 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
}

.db-panel-header h3 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
}

.db-panel-body {
    padding: 16px 20px;
    overflow-x: auto;
}

.db-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
    text-align: left;
}

.db-table th {
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 2px solid var(--border-color);
    padding: 10px 12px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.db-table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
    vertical-align: middle;
}

.db-table tbody tr:hover {
    background-color: var(--bg-tertiary);
}

.db-search-box {
    position: relative;
    width: 220px;
}

.db-search-box input {
    width: 100%;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 6px 12px 6px 28px;
    color: var(--text-primary);
    font-size: 0.8rem;
    outline: none;
    transition: border-color 0.15s ease;
}

.db-search-box input:focus {
    border-color: var(--active-color);
}

.db-search-box .search-icon {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 0.8rem;
    pointer-events: none;
}

.badge-duplicate-ip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background-color: rgba(244, 63, 94, 0.1);
    color: var(--danger-color);
    border: 1px solid rgba(244, 63, 94, 0.2);
    border-radius: 4px;
    padding: 2px 6px;
    font-size: 0.7rem;
    font-weight: 600;
    margin-left: 6px;
}

.btn-db-goto {
    width: 28px;
    height: 28px;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-db-goto:hover {
    transform: scale(1.08);
}

/* ==========================================================================
   LOGIN SCREEN WALL (PEA Theme: Purple, White & Gold)
   ========================================================================== */
.login-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: #0c0812; /* Dark purple tinted black */
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    overflow: hidden;
    font-family: "Inter", "Sarabun", sans-serif;
    color: #f5f3f7;
    transition: background-color var(--transition-normal);
}

.light-theme .login-screen {
    background-color: #f7f5fa; /* Soft light purple-tinted white */
    color: #1c1822;
}

.login-background-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(123, 31, 162, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(123, 31, 162, 0.04) 1px, transparent 1px);
    background-size: 50px 50px;
    background-position: center;
    pointer-events: none;
}

.light-theme .login-background-grid {
    background-image: 
        linear-gradient(rgba(123, 31, 162, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(123, 31, 162, 0.06) 1px, transparent 1px);
}

.login-glow-orb {
    position: absolute;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(147, 51, 234, 0.12) 0%, rgba(212, 175, 55, 0.03) 45%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 1;
}

.light-theme .login-glow-orb {
    background: radial-gradient(circle, rgba(147, 51, 234, 0.08) 0%, rgba(212, 175, 55, 0.02) 45%, transparent 70%);
}

.login-card {
    position: relative;
    z-index: 10;
    width: 100%;
    max-width: 440px;
    padding: 40px;
    background-color: rgba(20, 16, 28, 0.75);
    backdrop-filter: blur(25px);
    border: 1px solid rgba(147, 51, 234, 0.2); /* Muted purple border */
    border-top: 1px solid rgba(212, 175, 55, 0.4); /* Gold top border accent */
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4), 0 0 40px rgba(123, 31, 162, 0.1);
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 20px;
    box-sizing: border-box;
    transition: transform 0.3s ease;
}

.login-card:hover {
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5), 0 0 50px rgba(123, 31, 162, 0.15);
}

.light-theme .login-card {
    background-color: rgba(255, 255, 255, 0.85);
    border: 1px solid rgba(123, 31, 162, 0.12);
    border-top: 2px solid #d4af37; /* PEA Gold solid accent */
    box-shadow: 0 20px 40px rgba(123, 31, 162, 0.05), 0 0 30px rgba(123, 31, 162, 0.02);
}

.login-logo {
    width: 68px;
    height: 68px;
    border-radius: 50%;
    background: linear-gradient(135deg, #7b1fa2, #9c27b0); /* PEA Purple */
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.9rem;
    margin: 0 auto 5px auto;
    box-shadow: 0 8px 20px rgba(123, 31, 162, 0.4);
    border: 2px solid #d4af37; /* Gold rim border */
}

.login-card h2 {
    font-size: 1.65rem;
    font-weight: 700;
    margin: 0;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, #ffffff 60%, #e6c575 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.light-theme .login-card h2 {
    background: linear-gradient(135deg, #7b1fa2 60%, #b8923a 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.login-subtitle {
    font-size: 0.85rem;
    color: #bfaac9;
    margin: -10px 0 10px 0;
    line-height: 1.4;
    font-weight: 500;
}

.light-theme .login-subtitle {
    color: #7b1fa2;
}

.login-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
    text-align: left;
    background-color: rgba(12, 8, 20, 0.4);
    padding: 18px;
    border-radius: 12px;
    border: 1px solid rgba(147, 51, 234, 0.1);
}

.light-theme .login-features {
    background-color: rgba(123, 31, 162, 0.02);
    border: 1px solid rgba(123, 31, 162, 0.05);
}

.login-feature-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.82rem;
    line-height: 1.4;
    color: #d1cbd6;
}

.light-theme .login-feature-item {
    color: #3b3644;
}

.login-feature-item i {
    color: #d4af37; /* PEA Gold checkmarks */
    font-size: 0.95rem;
    margin-top: 1px;
    text-shadow: 0 0 8px rgba(212, 175, 55, 0.4);
}

.login-action-container {
    margin-top: 10px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-items: center;
}

.login-action-container p {
    font-size: 0.82rem;
    color: #bfaac9;
    margin: 0;
    line-height: 1.4;
}

.light-theme .login-action-container p {
    color: #70677c;
}

#login-google-btn-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 44px;
    padding: 2px;
    border-radius: 24px;
    background: linear-gradient(135deg, rgba(147, 51, 234, 0.3), rgba(212, 175, 55, 0.3));
    box-shadow: 0 4px 12px rgba(123, 31, 162, 0.15);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

#login-google-btn-wrapper:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(123, 31, 162, 0.25);
    background: linear-gradient(135deg, rgba(147, 51, 234, 0.5), rgba(212, 175, 55, 0.5));
}

.login-footer {
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-top: 10px;
    border-top: 1px solid rgba(147, 51, 234, 0.1);
    padding-top: 16px;
}

.light-theme .login-footer {
    border-top: 1px solid rgba(123, 31, 162, 0.08);
}

.credit-text {
    font-family: monospace;
    font-size: 0.75rem;
    color: #7c7489;
    letter-spacing: 0.5px;
    transition: color 0.2s ease;
}

.credit-text:hover {
    color: #d4af37; /* Turn gold on hover! */
    text-shadow: 0 0 6px rgba(212, 175, 55, 0.3);
}

.light-theme .credit-text {
    color: #9c93a8;
}

.light-theme .credit-text:hover {
    color: #7b1fa2;
    text-shadow: none;
}