/* ====================================================================
   Premium CSS Design System - Grilled Chicken Sales Report SPA
   Aesthetics: Rich Dark Theme first, Glassmorphism, Responsive Grid
   ==================================================================== */

/* Theme Variables & Tokens */
:root {
    /* Fonts */
    --font-outfit: 'Outfit', 'Sarabun', sans-serif;
    
    /* Transitions */
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Layout Sizes */
    --sidebar-width: 320px;
    --navbar-height: 80px;
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
    --border-radius-circle: 50%;
}

/* Dark Theme (Default) */
.dark-theme {
    --bg-app: #090a0f;
    --bg-card: rgba(21, 23, 33, 0.75);
    --bg-sidebar: #0e111a;
    --bg-control: #1a1e2a;
    --bg-control-active: #232a3b;
    --border-color: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(255, 255, 255, 0.15);
    
    /* Text colors */
    --text-title: #ffffff;
    --text-body: #94a3b8;
    --text-muted: #64748b;
    
    /* Brand Colors (Amber to Flame Crimson) */
    --color-primary: #f59e0b; /* Amber */
    --color-primary-hover: #d97706;
    --color-primary-alpha: rgba(245, 158, 11, 0.12);
    --color-accent: #ef4444; /* Flame Crimson */
    
    /* Alerts and Statuses */
    --color-success: #10b981;
    --color-success-alpha: rgba(16, 185, 129, 0.12);
    --color-warning: #f59e0b;
    --color-danger: #ef4444;
    --color-danger-alpha: rgba(239, 68, 68, 0.12);
    --color-info: #3b82f6;
    --color-info-alpha: rgba(59, 130, 246, 0.12);
    
    /* Shadow effects */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.35);
    --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.5);
    --glass-blur: blur(16px);
    
    /* Chart Theme Colors */
    --chart-line: #f59e0b;
    --chart-grid: rgba(255, 255, 255, 0.05);
    
    /* Card Glows */
    --glow-color: rgba(245, 158, 11, 0.2);
    --glow-secondary: rgba(239, 68, 68, 0.15);
}

/* Light Theme */
.light-theme {
    --bg-app: #f4f6fa;
    --bg-card: rgba(255, 255, 255, 0.95);
    --bg-sidebar: #ffffff;
    --bg-control: #f1f5f9;
    --bg-control-active: #e2e8f0;
    --border-color: rgba(15, 23, 42, 0.08);
    --border-hover: rgba(15, 23, 42, 0.18);
    
    /* Text colors */
    --text-title: #0f172a;
    --text-body: #334155;
    --text-muted: #4b5563;
    
    /* Brand Colors */
    --color-primary: #d97706; /* Rich Amber */
    --color-primary-hover: #b45309;
    --color-primary-alpha: rgba(217, 119, 6, 0.1);
    --color-accent: #dc2626; /* Crimson Red */
    
    /* Alerts and Statuses */
    --color-success: #059669;
    --color-success-alpha: rgba(5, 150, 105, 0.1);
    --color-warning: #d97706;
    --color-danger: #dc2626;
    --color-danger-alpha: rgba(220, 38, 38, 0.1);
    --color-info: #2563eb;
    --color-info-alpha: rgba(37, 99, 235, 0.1);
    
    /* Shadow effects */
    --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 8px 30px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 16px 40px rgba(15, 23, 42, 0.12);
    --glass-blur: blur(16px);
    
    /* Chart Theme Colors */
    --chart-line: #d97706;
    --chart-grid: rgba(0, 0, 0, 0.05);
    
    /* Card Glows */
    --glow-color: rgba(217, 119, 6, 0.12);
    --glow-secondary: rgba(220, 38, 38, 0.08);
}

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

body {
    font-family: var(--font-outfit);
    background-color: var(--bg-app);
    color: var(--text-body);
    transition: background-color 0.4s ease, color 0.4s ease;
    overflow: hidden;
    height: 100vh;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--text-title);
    font-weight: 700;
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* App Layout */
.app-layout {
    display: flex;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
}

/* Sidebar Styling */
.sidebar {
    position: relative;
    width: var(--sidebar-width);
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 100;
}

#collapseSidebarBtn {
    display: inline-flex;
    transition: var(--transition-fast);
}

@media (max-width: 900px) {
    #collapseSidebarBtn {
        display: none !important;
    }
}

/* Sidebar Collapsed Styles */
.sidebar.collapsed {
    width: 76px;
}

.sidebar.collapsed .logo span {
    display: none;
}

.sidebar.collapsed .sidebar-header {
    justify-content: center;
    padding: 0;
}

.sidebar.collapsed .logo {
    gap: 0;
}

.sidebar.collapsed #collapseSidebarBtn {
    position: absolute;
    right: -14px;
    top: calc(var(--navbar-height) / 2 - 14px);
    background-color: var(--bg-sidebar);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    width: 28px;
    height: 28px;
    box-shadow: var(--shadow-sm);
    z-index: 101;
}

.sidebar.collapsed #collapseSidebarBtn:hover {
    background-color: var(--bg-control);
    color: var(--color-primary);
}

.sidebar.collapsed .sidebar-content {
    padding: 24px 12px;
}

.sidebar.collapsed .section-title {
    font-size: 0;
    justify-content: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 8px;
    margin-bottom: 4px;
    gap: 0;
}

.sidebar.collapsed .section-title i,
.sidebar.collapsed .section-title svg {
    margin-right: 0 !important;
    width: 18px;
    height: 18px;
}

.sidebar.collapsed .nav-item {
    font-size: 0;
    justify-content: center;
    padding: 12px 0;
    gap: 0;
}

.sidebar.collapsed .nav-item i,
.sidebar.collapsed .nav-item svg {
    margin-right: 0 !important;
    width: 20px;
    height: 20px;
}

.sidebar.collapsed .mode-toggle-container {
    flex-direction: column;
    gap: 8px;
    padding: 4px;
}

.sidebar.collapsed .mode-btn {
    font-size: 0;
    padding: 12px 0;
    justify-content: center;
    gap: 0;
}

.sidebar.collapsed .mode-btn i,
.sidebar.collapsed .mode-btn svg {
    margin-right: 0 !important;
    width: 18px;
    height: 18px;
}

.sidebar.collapsed .user-card-info,
.sidebar.collapsed .sidebar-theme-toggle {
    display: none !important;
}

.sidebar.collapsed #modeSelectorSection,
.sidebar.collapsed #filtersPanelSection,
.sidebar.collapsed #importPanelSection,
.sidebar.collapsed .sidebar-footer {
    display: none !important;
}

.sidebar.collapsed .sidebar-content {
    overflow-x: hidden;
}

.sidebar-header {
    height: var(--navbar-height);
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-color);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 800;
    font-size: 20px;
    color: var(--text-title);
    letter-spacing: 0.5px;
}

.icon-brand {
    color: var(--color-primary);
    filter: drop-shadow(0 0 8px var(--glow-color));
    width: 28px;
    height: 28px;
}

.sidebar-content {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.filter-section {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.section-title {
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 8px;
}

.section-title i {
    width: 15px;
    height: 15px;
}

/* Navigation List inside Sidebar */
.nav-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--border-radius-sm);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    color: var(--text-body);
}

.nav-item i {
    width: 18px;
    height: 18px;
    color: var(--text-muted);
    transition: var(--transition-fast);
}

.nav-item:hover {
    background-color: var(--bg-control);
    color: var(--text-title);
}

.nav-item:hover i {
    color: var(--color-primary);
}

.nav-item.active {
    background-color: var(--color-primary-alpha);
    color: var(--color-primary);
    border-left: 3px solid var(--color-primary);
}

.nav-item.active i {
    color: var(--color-primary);
}

/* Buttons and Controls */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 20px;
    border-radius: var(--border-radius-sm);
    font-family: var(--font-outfit);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    border: none;
    transition: var(--transition-fast);
    outline: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: #ffffff;
    box-shadow: 0 4px 15px var(--glow-color);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--glow-color);
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-outline {
    background: transparent;
    color: var(--text-title);
    border: 1px solid var(--border-color);
}

.btn-outline:hover:not(:disabled),
.btn-outline.active {
    background-color: var(--bg-control-active);
    border-color: var(--border-hover);
}

.btn-accent {
    background-color: var(--color-accent);
    color: #ffffff;
    box-shadow: 0 4px 12px var(--glow-secondary);
}

.btn-accent:hover:not(:disabled) {
    transform: translateY(-2px);
    filter: brightness(1.1);
}

.btn-accent:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.btn-accent-hover:hover {
    background-color: var(--color-danger-alpha);
    color: var(--color-danger);
    border-color: var(--color-danger);
}

.btn-block {
    width: 100%;
}

.btn-sm {
    padding: 8px 12px;
    font-size: 12px;
}

.btn-icon {
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-sm);
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-title);
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-icon:hover {
    background-color: var(--bg-control-active);
    border-color: var(--border-hover);
}

.sidebar-close-btn {
    display: none; /* Mobile only */
}

/* Mode Switcher Buttons */
.mode-toggle-container {
    display: flex;
    background-color: var(--bg-control);
    border-radius: var(--border-radius-sm);
    padding: 4px;
    border: 1px solid var(--border-color);
}

.mode-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 12px;
    border-radius: 6px;
    border: none;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    background-color: transparent;
    cursor: pointer;
    transition: var(--transition-fast);
}

.mode-btn.active {
    background-color: var(--bg-control-active);
    color: var(--text-title);
    box-shadow: var(--shadow-sm);
}

/* Form Styling */
.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-body);
    display: flex;
    align-items: center;
    gap: 6px;
}

.form-control {
    width: 100%;
    height: 44px;
    padding: 0 16px;
    border-radius: var(--border-radius-sm);
    background-color: var(--bg-control);
    border: 1px solid var(--border-color);
    color: var(--text-title);
    font-family: var(--font-outfit);
    font-size: 14px;
    font-weight: 500;
    outline: none;
    transition: var(--transition-fast);
}

.form-control:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-alpha);
}

.textarea-control {
    height: auto;
    padding: 12px 16px;
    resize: none;
}

.custom-date-divider {
    font-size: 11px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    text-align: center;
    margin: 8px 0;
    position: relative;
}

.custom-date-divider::before,
.custom-date-divider::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 20%;
    height: 1px;
    background: var(--border-color);
}
.custom-date-divider::before { left: 0; }
.custom-date-divider::after { right: 0; }

.date-presets {
    display: flex;
    gap: 8px;
}
.date-presets button {
    flex: 1;
}

.db-status-box {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    border-radius: var(--border-radius-sm);
    background-color: var(--bg-control);
    border: 1px solid var(--border-color);
    font-size: 13px;
    font-weight: 600;
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}
.status-indicator.online {
    background-color: var(--color-success);
    box-shadow: 0 0 8px var(--color-success);
}
.status-indicator.offline {
    background-color: var(--color-danger);
    box-shadow: 0 0 8px var(--color-danger);
}

.sidebar-footer {
    padding: 20px 24px;
    border-top: 1px solid var(--border-color);
    font-size: 11px;
    color: var(--text-muted);
    text-align: center;
    line-height: 1.6;
}

.app-version {
    font-weight: 700;
    color: var(--color-primary);
    margin-top: 4px;
}

/* Main Content Workspace */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background-color: var(--bg-app);
}

/* Navbar */
.navbar {
    height: var(--navbar-height);
    padding: 0 32px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: rgba(14, 17, 26, 0.4);
    backdrop-filter: var(--glass-blur);
    z-index: 90;
    flex-shrink: 0;
}

.navbar-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.menu-toggle-btn {
    display: none; /* Mobile only */
}

.navbar-title {
    font-size: 20px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.navbar-subtitle {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
}

.navbar-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* User Profile Badge in Header */
.user-role-badge {
    background-color: var(--bg-control);
    border: 1px solid var(--border-color);
    border-radius: 30px;
    padding: 6px 14px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-title);
}

.user-role-badge i {
    width: 15px;
    height: 15px;
    color: var(--color-primary);
}

.role-tag {
    background-color: var(--color-info-alpha);
    color: var(--color-info);
    border-radius: 12px;
    padding: 2px 8px;
    font-size: 11px;
    font-weight: 700;
}

/* Glowing Demo Badge */
.demo-badge {
    background-color: var(--color-primary-alpha);
    border: 1px solid var(--color-primary);
    border-radius: 30px;
    padding: 8px 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    font-weight: 700;
    color: var(--color-primary);
    box-shadow: 0 0 10px rgba(245, 158, 11, 0.1);
}

.demo-badge i {
    width: 14px;
    height: 14px;
}

.pulse {
    animation: animate-pulse 1.8s infinite;
}

@keyframes animate-pulse {
    0% { transform: scale(0.95); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 1; }
    100% { transform: scale(0.95); opacity: 0.5; }
}

/* Dashboard Scroll Area */
.dashboard-viewport {
    flex: 1;
    overflow-y: auto;
    padding: 32px;
    display: flex;
    flex-direction: column;
    gap: 32px;
}

/* Alert Banner */
.alert-banner {
    background-color: var(--color-danger-alpha);
    border: 1px solid var(--color-danger);
    border-radius: var(--border-radius-md);
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    box-shadow: var(--shadow-sm);
    animation: slideDown 0.3s ease;
}

.alert-demo {
    background-color: var(--color-info-alpha);
    border: 1px solid var(--color-info);
}

.alert-content {
    display: flex;
    align-items: center;
    gap: 16px;
    color: var(--text-title);
}

.alert-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}
.alert-banner h4 {
    font-size: 15px;
    margin-bottom: 2px;
}
.alert-banner p {
    font-size: 13px;
    color: var(--text-body);
}

@keyframes slideDown {
    from { transform: translateY(-10px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

/* KPI Metrics */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.kpi-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    backdrop-filter: var(--glass-blur);
}

.kpi-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: transparent;
    transition: var(--transition-normal);
}

.kpi-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-hover);
    box-shadow: var(--shadow-md);
}

#kpiNetSales:hover::after { background: var(--color-primary); }
#kpiTotalBills:hover::after { background: var(--color-accent); }
#kpiTotalQty:hover::after { background: var(--color-success); }
#kpiAvgValue:hover::after { background: var(--color-info); }
#kpiTotalDiscounts:hover::after { background: var(--color-danger); }
#kpiAvgDiscountRate:hover::after { background: var(--color-primary); }
#kpiOverallAOV:hover::after { background: var(--color-success); }

.kpi-icon-wrapper {
    width: 56px;
    height: 56px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.kpi-icon-wrapper i {
    width: 24px;
    height: 24px;
}

.sales-glow { background-color: var(--color-primary-alpha); color: var(--color-primary); }
.bills-glow { background-color: var(--color-danger-alpha); color: var(--color-accent); }
.qty-glow { background-color: var(--color-success-alpha); color: var(--color-success); }
.avg-glow { background-color: var(--color-info-alpha); color: var(--color-info); }

.kpi-details {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.kpi-title {
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

.kpi-value {
    font-size: 26px;
    font-weight: 800;
    letter-spacing: -0.5px;
    line-height: 1.2;
}

.kpi-change {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 4px;
}

.kpi-change i {
    width: 12px;
    height: 12px;
}

.kpi-change.positive {
    color: var(--color-success);
}

/* Charts Grid */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.chart-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 28px;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    gap: 24px;
    transition: var(--transition-normal);
    backdrop-filter: var(--glass-blur);
}

.chart-card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-md);
}

.chart-card.span-2 {
    grid-column: span 2;
}
.chart-card.span-3 {
    grid-column: span 3;
}

.card-glow-amber:hover {
    box-shadow: 0 10px 40px var(--glow-color);
    border-color: rgba(245, 158, 11, 0.4);
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.chart-title {
    font-size: 16px;
    font-weight: 700;
    letter-spacing: -0.2px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.chart-title i {
    width: 18px;
    height: 18px;
}

.chart-subtitle {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 500;
    margin-top: 2px;
}

.chart-actions {
    display: flex;
    gap: 6px;
}

.chart-wrapper {
    position: relative;
    width: 100%;
    height: 320px;
    flex: 1;
}

.chart-wrapper.large-height {
    height: 400px;
}

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Brand Accent Colors helper */
.color-amber { color: #f59e0b; }
.color-orange { color: #f97316; }
.color-yellow { color: #eab308; }
.color-red { color: #ef4444; }
.color-blue { color: #3b82f6; }
.color-gold { color: #fbbf24; }

/* --------------------------------------------------------------------
   Master Panel & System Configurations Interface
   -------------------------------------------------------------------- */
.master-panel {
    display: flex;
    flex-direction: column;
    gap: 28px;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 32px;
    box-shadow: var(--shadow-sm);
    backdrop-filter: var(--glass-blur);
}

.master-header h2 {
    font-size: 22px;
    font-weight: 800;
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.master-header h2 i {
    color: var(--color-primary);
}
.master-header p {
    font-size: 13px;
    color: var(--text-body);
    margin-top: 4px;
}

.master-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    gap: 16px;
}

.master-tab-btn {
    padding: 12px 20px;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-muted);
    font-family: var(--font-outfit);
    font-weight: 700;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 8px;
    outline: none;
}

.master-tab-btn:hover {
    color: var(--text-title);
}

.master-tab-btn.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

.master-tab-content {
    display: none;
    animation: fadeIn 0.3s ease;
}

.master-tab-content.active {
    display: block;
}

.card-inner {
    padding: 8px 0;
}

.card-inner h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.card-inner h3 i {
    color: var(--color-primary);
    width: 18px;
    height: 18px;
}

.danger-title i {
    color: var(--color-danger) !important;
}

.section-desc {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 24px;
    font-weight: 500;
}

/* Master forms styling */
.settings-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
    max-width: 500px;
}

.flex-row {
    display: flex;
    gap: 40px;
    align-items: flex-start;
}

.user-form-container {
    width: 320px;
    flex-shrink: 0;
    background-color: rgba(0, 0, 0, 0.1);
    padding: 24px;
    border-radius: var(--border-radius-md);
    border: 1px solid var(--border-color);
}

.user-list-container {
    flex: 1;
}

.user-form-container h3,
.user-list-container h3 {
    margin-bottom: 16px;
    font-size: 15px;
}

/* Tables */
.table-wrapper {
    width: 100%;
    overflow-x: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    background-color: rgba(0, 0, 0, 0.08);
}

.user-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 13px;
}

.user-table th {
    background-color: var(--bg-control);
    color: var(--text-title);
    padding: 14px 16px;
    font-weight: 700;
    border-bottom: 1px solid var(--border-color);
}

.user-table td {
    padding: 14px 16px;
    color: var(--text-body);
    border-bottom: 1px solid var(--border-color);
}

.user-table tr:last-child td {
    border-bottom: none;
}

.user-table tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.02);
}

/* Clear Data settings box */
.clear-data-actions {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.clear-box {
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
}

.clear-box.border-top {
    border-top: 1px solid var(--border-color);
    padding-top: 24px;
}

.clear-box h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-title);
}

.danger-desc {
    font-size: 12px;
    color: var(--text-muted);
}

.inline-form {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: 16px;
    max-width: none;
    width: 100%;
}

.inline-form .form-group {
    flex: 1;
    min-width: 180px;
}

/* --------------------------------------------------------------------
   Login Card Overlay and Login Screen
   -------------------------------------------------------------------- */
.login-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(9, 10, 15, 0.85);
    backdrop-filter: blur(12px);
    z-index: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.3s ease;
}

.login-card {
    width: 100%;
    max-width: 420px;
    background-color: var(--bg-sidebar);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 40px;
    display: flex;
    flex-direction: column;
    gap: 28px;
    animation: scaleUp 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.login-header {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.login-logo-icon {
    width: 52px;
    height: 52px;
    color: var(--color-primary);
    filter: drop-shadow(0 0 12px var(--glow-color));
}

.login-header h2 {
    font-size: 24px;
    font-weight: 800;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.login-header p {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.input-with-icon {
    position: relative;
    width: 100%;
}

.input-with-icon i {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--text-muted);
    pointer-events: none;
}

.input-with-icon .form-control {
    padding-left: 48px;
}

.login-hint {
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px dashed var(--border-color);
    border-radius: var(--border-radius-sm);
    padding: 12px 16px;
    font-size: 11px;
    color: var(--text-muted);
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.login-hint code {
    color: var(--color-primary);
    font-weight: 700;
    background-color: var(--bg-control);
    padding: 1px 4px;
    border-radius: 3px;
}

/* Modal Overlay & Upload Window */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(9, 10, 15, 0.8);
    backdrop-filter: blur(8px);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.3s ease;
}

.modal {
    width: 100%;
    max-width: 600px;
    background-color: var(--bg-sidebar);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: scaleUp 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes scaleUp {
    from { transform: scale(0.9); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.modal-header {
    padding: 24px 32px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-size: 18px;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 10px;
}
.modal-title i {
    width: 22px;
    height: 22px;
    color: var(--color-primary);
}

.modal-body {
    padding: 32px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    max-height: 70vh;
    overflow-y: auto;
}

/* Dropzone styling */
.dropzone {
    border: 2px dashed var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 40px 24px;
    text-align: center;
    background-color: var(--bg-app);
    cursor: pointer;
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.dropzone:hover,
.dropzone.dragover {
    border-color: var(--color-primary);
    background-color: var(--color-primary-alpha);
}

.dropzone-icon {
    width: 48px;
    height: 48px;
    color: var(--text-muted);
    transition: var(--transition-fast);
}
.dropzone:hover .dropzone-icon,
.dropzone.dragover .dropzone-icon {
    color: var(--color-primary);
    transform: scale(1.1);
}

.dropzone-text {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-title);
}

.dropzone-hint {
    font-size: 12px;
    color: var(--text-muted);
}

.hidden-file-input {
    display: none;
}

/* Selected File Panel */
.selected-file-info {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background-color: var(--bg-control);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    animation: fadeIn 0.3s ease;
}

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

.file-icon {
    width: 28px;
    height: 28px;
    color: var(--color-primary);
}

.file-details {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.file-name {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-title);
    word-break: break-all;
}

.file-size {
    font-size: 12px;
    color: var(--text-muted);
}

.delete-file-btn {
    border-color: transparent;
    color: var(--color-danger);
}
.delete-file-btn:hover {
    background-color: var(--color-danger-alpha);
    border-color: var(--color-danger);
}

/* Modal Tabs & Template Download styling */
.modal-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 8px;
    gap: 8px;
}

.modal-tab-btn {
    flex: 1;
    padding: 12px 16px;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.modal-tab-btn:hover {
    color: var(--text-title);
    background-color: var(--bg-control);
}

.modal-tab-btn.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

/* Template Download Box */
.template-download-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background-color: var(--color-primary-alpha);
    border: 1px dashed var(--color-primary);
    border-radius: var(--border-radius-md);
    margin-bottom: 8px;
    gap: 16px;
    animation: fadeIn 0.3s ease;
}

.template-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
}

.template-title {
    font-size: 14px;
    font-weight: 800;
    color: var(--text-title);
    display: flex;
    align-items: center;
}

.template-desc {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.4;
}

/* Upload Settings Form */
.upload-settings {
    display: flex;
    flex-direction: column;
    gap: 16px;
    border-top: 1px solid var(--border-color);
    padding-top: 24px;
}

.settings-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.radio-group {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.radio-label {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
}

.radio-label input[type="radio"] {
    display: none;
}

.radio-custom {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 2px solid var(--border-color);
    background-color: var(--bg-app);
    display: inline-block;
    position: relative;
    margin-top: 2px;
    flex-shrink: 0;
    transition: var(--transition-fast);
}

.radio-label input[type="radio"]:checked + .radio-custom {
    border-color: var(--color-primary);
}

.radio-label input[type="radio"]:checked + .radio-custom::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--color-primary);
}

.radio-text-wrapper {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.radio-text-wrapper strong {
    font-size: 14px;
    color: var(--text-title);
}

.radio-desc {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.5;
}

/* Progress bar */
.progress-container {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 8px;
}

.progress-bar-wrapper {
    width: 100%;
    height: 8px;
    background-color: var(--bg-app);
    border-radius: 4px;
    overflow: hidden;
}

.progress-bar-fill {
    width: 0%;
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    border-radius: 4px;
    transition: width 0.1s ease;
}

.progress-labels {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    font-weight: 600;
}

.modal-footer {
    padding: 24px 32px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 16px;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    bottom: 32px;
    right: 32px;
    z-index: 300;
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-width: 400px;
}

.toast {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 24px;
    border-radius: var(--border-radius-sm);
    background-color: var(--bg-sidebar);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    color: var(--text-title);
    font-size: 13px;
    font-weight: 600;
    animation: slideInLeft 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    overflow: hidden;
}

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

.toast.toast-success {
    border-left: 4px solid var(--color-success);
}
.toast.toast-error {
    border-left: 4px solid var(--color-danger);
}
.toast.toast-info {
    border-left: 4px solid var(--color-info);
}

.toast-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}
.toast.toast-success .toast-icon { color: var(--color-success); }
.toast.toast-error .toast-icon { color: var(--color-danger); }
.toast.toast-info .toast-icon { color: var(--color-info); }

/* Helper classes */
.hidden {
    display: none !important;
}

/* Responsive Breakpoints */
@media (max-width: 1400px) {
    .charts-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .chart-card.span-3 {
        grid-column: span 2;
    }
}

@media (max-width: 1100px) {
    .kpi-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .flex-row {
        flex-direction: column;
        gap: 32px;
    }
    .user-form-container {
        width: 100%;
    }
}

@media (max-width: 900px) {
    .sidebar {
        position: fixed;
        left: 0;
        top: 0;
        bottom: 0;
        transform: translateX(-100%);
        box-shadow: var(--shadow-lg);
    }
    
    .sidebar.mobile-open {
        transform: translateX(0);
    }
    
    .sidebar-close-btn {
        display: inline-flex;
    }
    
    .menu-toggle-btn {
        display: inline-flex;
    }
    
    .navbar {
        padding: 0 24px;
    }
    
    .dashboard-viewport {
        padding: 24px;
    }
}

@media (max-width: 600px) {
    .kpi-grid {
        grid-template-columns: 1fr;
    }
    
    .charts-grid {
        grid-template-columns: 1fr;
    }
    
    .chart-card.span-2,
    .chart-card.span-3 {
        grid-column: span 1;
    }
    
    .navbar-right .user-role-badge,
    .navbar-right .demo-badge {
        display: none !important; /* Hide badge on tiny screens to save space */
    }
    
    .navbar-title {
        font-size: 16px;
    }
    
    .modal {
        border-radius: 0;
        height: 100vh;
        max-height: 100vh;
    }
    
    .modal-body {
        max-height: none;
        flex: 1;
    }
    .inline-form {
        flex-direction: column;
        align-items: stretch;
    }
    .inline-form button {
        width: 100%;
        margin-top: 8px;
    }
    .master-tabs {
        flex-wrap: wrap;
        gap: 4px;
    }
    .master-tab-btn {
        padding: 10px 12px;
        font-size: 12px;
    }
}

/* Premium Global Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(9, 10, 15, 0.65);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.loading-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.light-theme .loading-overlay {
    background-color: rgba(244, 246, 250, 0.65);
}

.loading-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 32px 48px;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    animation: scaleIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.loading-text {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-title);
    letter-spacing: 0.5px;
    margin: 0;
}

/* Spinner Animation */
.spinner-box {
    width: 50px;
    height: 50px;
    position: relative;
}

.double-bounce1, .double-bounce2 {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: var(--color-primary);
    opacity: 0.6;
    position: absolute;
    top: 0;
    left: 0;
    animation: sk-bounce 2.0s infinite ease-in-out;
}

.double-bounce2 {
    animation-delay: -1.0s;
    background-color: var(--color-accent);
}

@keyframes sk-bounce {
    0%, 100% { 
        transform: scale(0.0);
    } 50% { 
        transform: scale(1.0);
    }
}

@keyframes scaleIn {
    from {
        transform: scale(0.9);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

/* Login DB Status Badge Styles */
.login-db-status {
    margin-top: 10px;
    display: flex;
    justify-content: center;
}

.db-status-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    font-size: 11px;
    font-weight: 600;
    border-radius: 20px;
    border: 1px solid transparent;
    transition: all 0.3s ease;
    letter-spacing: 0.5px;
}

.db-status-badge .icon-sm {
    width: 13px;
    height: 13px;
}

.db-status-badge.online {
    background-color: rgba(16, 185, 129, 0.1);
    color: #10b981;
    border-color: rgba(16, 185, 129, 0.25);
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.05);
}

.light-theme .db-status-badge.online {
    background-color: rgba(5, 150, 105, 0.08);
    color: #059669;
    border-color: rgba(5, 150, 105, 0.2);
}

.db-status-badge.offline {
    background-color: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
    border-color: rgba(245, 158, 11, 0.25);
    box-shadow: 0 0 10px rgba(245, 158, 11, 0.05);
}

.light-theme .db-status-badge.offline {
    background-color: rgba(217, 119, 6, 0.08);
    color: #d97706;
    border-color: rgba(217, 119, 6, 0.2);
}