/* ==========================================================================
   AutoStock Pro - Premium Dark Glassmorphic Design System & Alert Styling
   ========================================================================== */

/* ==========================================================================
   Multi-Theme Style Definitions (CSS Custom Properties & Theme Engines)
   ========================================================================== */

/* 1. Dark Glassmorphic Theme (Default) */
:root,
:root[data-theme="dark"] {
    --bg-dark: #090d16;
    --bg-card: rgba(26, 34, 52, 0.75);
    --bg-card-hover: rgba(34, 45, 68, 0.85);
    --bg-sidebar: #0f172a;
    --bg-header: rgba(15, 23, 42, 0.9);
    --bg-input: #0f172a;
    --bg-input-focus: #1e293b;
    --border-color: rgba(255, 255, 255, 0.12);
    --border-light: rgba(255, 255, 255, 0.25);
    --text-main: #ffffff;
    --text-primary: #f8fafc;
    --text-muted: #cbd5e1;
    --text-subtle: #94a3b8;
    --accent-cyan: #38bdf8;
    --accent-blue: #3b82f6;
    --accent-indigo: #818cf8;
    --status-success: #10b981;
    --status-warning: #f59e0b;
    --status-danger: #ef4444;
    --status-info: #3b82f6;
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.5), 0 8px 10px -6px rgba(0, 0, 0, 0.4);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
}

/* 2. Modern Light Theme */
:root[data-theme="light"] {
    --bg-dark: #f1f5f9;
    --bg-card: #ffffff;
    --bg-card-hover: #f8fafc;
    --bg-sidebar: #ffffff;
    --bg-header: rgba(255, 255, 255, 0.95);
    --bg-input: #ffffff;
    --bg-input-focus: #f8fafc;
    --border-color: #cbd5e1;
    --border-light: #94a3b8;
    --text-main: #0f172a;
    --text-primary: #0f172a;
    --text-muted: #334155;
    --text-subtle: #475569;
    --accent-cyan: #0284c7;
    --accent-blue: #2563eb;
    --accent-indigo: #4f46e5;
    --status-success: #16a34a;
    --status-warning: #d97706;
    --status-danger: #dc2626;
    --status-info: #2563eb;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 20px -5px rgba(0, 0, 0, 0.1);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
}

/* 3. Midnight Cyber Neon Theme */
:root[data-theme="cyber"] {
    --bg-dark: #07040d;
    --bg-card: rgba(26, 14, 46, 0.85);
    --bg-card-hover: rgba(38, 20, 68, 0.95);
    --bg-sidebar: #0f071e;
    --bg-header: rgba(15, 7, 30, 0.95);
    --bg-input: #15092a;
    --bg-input-focus: #261444;
    --border-color: rgba(217, 70, 239, 0.3);
    --border-light: rgba(217, 70, 239, 0.5);
    --text-main: #ffffff;
    --text-primary: #fcf4ff;
    --text-muted: #f472b6;
    --text-subtle: #c084fc;
    --accent-cyan: #e879f9;
    --accent-blue: #a855f7;
    --accent-indigo: #818cf8;
    --status-success: #06b6d4;
    --status-warning: #fb7185;
    --status-danger: #ff0055;
    --status-info: #d946ef;
    --shadow-sm: 0 4px 6px -1px rgba(217, 70, 239, 0.2);
    --shadow-lg: 0 10px 25px -5px rgba(217, 70, 239, 0.3);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
}

/* 4. Royal Emerald Theme */
:root[data-theme="emerald"] {
    --bg-dark: #03120b;
    --bg-card: rgba(10, 36, 24, 0.85);
    --bg-card-hover: rgba(16, 52, 35, 0.95);
    --bg-sidebar: #061c12;
    --bg-header: rgba(6, 28, 18, 0.95);
    --bg-input: #061c12;
    --bg-input-focus: #103423;
    --border-color: rgba(16, 185, 129, 0.3);
    --border-light: rgba(16, 185, 129, 0.5);
    --text-main: #ffffff;
    --text-primary: #ecfdf5;
    --text-muted: #6ee7b7;
    --text-subtle: #34d399;
    --accent-cyan: #34d399;
    --accent-blue: #14b8a6;
    --accent-indigo: #059669;
    --status-success: #10b981;
    --status-warning: #f59e0b;
    --status-danger: #ef4444;
    --status-info: #14b8a6;
    --shadow-sm: 0 4px 6px -1px rgba(16, 185, 129, 0.2);
    --shadow-lg: 0 10px 25px -5px rgba(16, 185, 129, 0.3);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
}

/* 5. Solar Amber Theme */
:root[data-theme="solar"] {
    --bg-dark: #120b04;
    --bg-card: rgba(38, 23, 10, 0.85);
    --bg-card-hover: rgba(56, 34, 15, 0.95);
    --bg-sidebar: #1a1005;
    --bg-header: rgba(26, 16, 5, 0.95);
    --bg-input: #1a1005;
    --bg-input-focus: #38220f;
    --border-color: rgba(245, 158, 11, 0.3);
    --border-light: rgba(245, 158, 11, 0.5);
    --text-main: #ffffff;
    --text-primary: #fffbeb;
    --text-muted: #fcd34d;
    --text-subtle: #fbbf24;
    --accent-cyan: #fbbf24;
    --accent-blue: #ea580c;
    --accent-indigo: #d97706;
    --status-success: #10b981;
    --status-warning: #f59e0b;
    --status-danger: #ef4444;
    --status-info: #f59e0b;
    --shadow-sm: 0 4px 6px -1px rgba(245, 158, 11, 0.2);
    --shadow-lg: 0 10px 25px -5px rgba(245, 158, 11, 0.3);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
}

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

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.5;
    overflow-x: hidden;
    min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    color: var(--text-main);
}

/* ==========================================================================
   Top Header Navigation
   ========================================================================== */
.top-header {
    height: 70px;
    background: var(--bg-header);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 28px;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.brand-icon {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-indigo));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: #fff;
    box-shadow: 0 0 15px rgba(14, 165, 233, 0.4);
}

.brand-text h1 {
    font-size: 20px;
    letter-spacing: -0.5px;
    margin: 0;
    line-height: 1.1;
}

.brand-text h1 span {
    color: var(--accent-cyan);
}

.brand-text p {
    font-size: 11px;
    color: var(--text-muted);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 24px;
}

.system-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--status-success);
    background: rgba(16, 185, 129, 0.1);
    padding: 6px 14px;
    border-radius: 20px;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background-color: var(--status-success);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--status-success);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.95); opacity: 0.8; }
    50% { transform: scale(1.2); opacity: 1; }
    100% { transform: scale(0.95); opacity: 0.8; }
}

/* Alert Notification Bell */
.alert-bell-wrapper {
    position: relative;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--text-main);
    cursor: pointer;
    transition: all 0.2s ease;
}

.alert-bell-wrapper:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--accent-cyan);
    transform: translateY(-2px);
}

.alert-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    background: var(--status-danger);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    min-width: 18px;
    height: 18px;
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
    box-shadow: 0 0 8px rgba(239, 68, 68, 0.6);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 10px;
}

.avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    color: var(--accent-cyan);
}

.user-info {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-size: 13px;
    font-weight: 600;
}

.user-role {
    font-size: 11px;
    color: var(--text-subtle);
}

/* ==========================================================================
   App Layout Grid & Dynamic Resizer System
   ========================================================================== */
body.is-resizing {
    user-select: none !important;
    cursor: col-resize !important;
}

body.is-resizing * {
    user-select: none !important;
}

.app-layout {
    display: flex;
    min-height: calc(100vh - 70px);
    position: relative;
}

.sidebar {
    width: 250px;
    flex-shrink: 0;
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 20px 14px;
    position: sticky;
    top: 70px;
    align-self: flex-start;
    height: calc(100vh - 70px);
    overflow-y: auto;
    overflow-x: hidden;
    z-index: 10;
    transition: width 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar::-webkit-scrollbar {
    width: 4px;
}

.sidebar::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

body.is-resizing .sidebar {
    transition: none !important;
}

/* Sidebar Drag Splitter / Resizer Handle */
.sidebar-resizer {
    width: 8px;
    cursor: col-resize;
    background: transparent;
    position: sticky;
    top: 70px;
    align-self: flex-start;
    height: calc(100vh - 70px);
    z-index: 90;
    margin-left: -4px;
    margin-right: -4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s ease, box-shadow 0.2s ease;
    user-select: none;
}

.sidebar-resizer::after {
    content: '';
    width: 3px;
    height: 38px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 3px;
    transition: all 0.2s ease;
}

.sidebar-resizer:hover,
.sidebar-resizer.active {
    background: rgba(14, 165, 233, 0.15);
    box-shadow: 0 0 12px rgba(14, 165, 233, 0.3);
}

.sidebar-resizer:hover::after,
.sidebar-resizer.active::after {
    background: var(--accent-cyan);
    height: 54px;
    box-shadow: 0 0 10px var(--accent-cyan);
}

/* Sidebar Header & Collapse Toggle Button */
.sidebar-header-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-title-label {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--text-subtle);
    display: flex;
    align-items: center;
    gap: 8px;
}

.sidebar.collapsed .sidebar-title-label {
    display: none;
}

.sidebar-toggle-btn {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 11px;
    transition: all 0.2s ease;
}

.sidebar-toggle-btn:hover {
    color: var(--accent-cyan);
    border-color: var(--accent-cyan);
    background: rgba(14, 165, 233, 0.1);
    transform: scale(1.08);
}

/* Collapsed Sidebar Mode */
.sidebar.collapsed {
    width: 68px !important;
    padding: 16px 8px;
}

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

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

.sidebar.collapsed .nav-item span:not(.nav-badge) {
    display: none;
}

.sidebar.collapsed .nav-badge {
    position: absolute;
    top: 4px;
    right: 4px;
    font-size: 9px;
    padding: 1px 5px;
}

.sidebar.collapsed .sidebar-footer {
    padding-top: 12px;
}

.sidebar.collapsed .quick-stock-alert-box {
    justify-content: center;
    padding: 10px 4px;
}

.sidebar.collapsed .alert-box-content {
    display: none;
}

.nav-menu {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 16px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
    position: relative;
}

.nav-item i {
    font-size: 16px;
    width: 20px;
    text-align: center;
}

.nav-item:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.04);
}

.nav-item.active {
    color: var(--text-main);
    background: linear-gradient(90deg, rgba(14, 165, 233, 0.15), rgba(14, 165, 233, 0.02));
    border-left: 3px solid var(--accent-cyan);
}

.nav-badge {
    margin-left: auto;
    background: var(--status-danger);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: 10px;
}

.sidebar-footer {
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.quick-stock-alert-box {
    background: rgba(14, 165, 233, 0.08);
    border: 1px solid rgba(14, 165, 233, 0.2);
    border-radius: var(--radius-md);
    padding: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.quick-stock-alert-box i {
    font-size: 24px;
    color: var(--accent-cyan);
}

.alert-box-content strong {
    display: block;
    font-size: 12px;
    color: var(--text-main);
}

.alert-box-content p {
    font-size: 10px;
    color: var(--text-muted);
}

.main-content {
    flex: 1;
    padding: 28px;
    background: radial-gradient(circle at 50% 0%, rgba(14, 165, 233, 0.05), transparent 70%);
}

/* Panel view toggling */
.view-panel {
    display: none;
    animation: fadeIn 0.3s ease;
}

.view-panel.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   Page Headers & Toolbar
   ========================================================================== */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.page-header h2 {
    font-size: 24px;
}

.subtitle {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 2px;
}

.action-buttons {
    display: flex;
    gap: 12px;
}

/* Sub-Tabs Navigation Bar */
.sub-tab-bar {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

.sub-tab-btn {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: 10px 20px;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.sub-tab-btn:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.08);
}

.sub-tab-btn.active {
    background: var(--accent-cyan);
    color: #fff;
    border-color: var(--accent-cyan);
    box-shadow: 0 4px 12px rgba(14, 165, 233, 0.3);
}

/* Inventory Toolbar & Category Pill Bar */
.inventory-toolbar-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 18px 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 24px;
}

.full-search-box {
    position: relative;
    width: 100%;
}

.full-search-box i {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-subtle);
    font-size: 14px;
}

.full-search-box input {
    width: 100%;
    background: rgba(0, 0, 0, 0.35);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 12px 16px 12px 44px;
    color: var(--text-main);
    font-size: 13px;
    transition: all 0.2s ease;
}

.full-search-box input:focus {
    outline: none;
    border-color: var(--accent-cyan);
    box-shadow: 0 0 12px rgba(14, 165, 233, 0.25);
}

.category-pill-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    transition: all 0.3s ease;
}

.category-pill-bar.expanded {
    max-height: none !important;
    flex-wrap: wrap !important;
    gap: 12px !important;
    padding: 14px;
    background: rgba(14, 165, 233, 0.05);
    border: 1px dashed var(--accent-cyan);
    border-radius: 14px;
    box-shadow: inset 0 0 15px rgba(14, 165, 233, 0.1);
}

.cat-pill {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.cat-pill:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-main);
    transform: translateY(-1px);
}

.cat-pill.active {
    background: var(--accent-cyan);
    color: #fff;
    border-color: var(--accent-cyan);
    font-weight: 700;
    box-shadow: 0 4px 10px rgba(14, 165, 233, 0.4);
}

.edit-cat-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 2px 4px;
    border-radius: 4px;
    margin-left: 2px;
    transition: all 0.2s ease;
    cursor: pointer;
    opacity: 0.6;
}

.edit-cat-btn:hover {
    opacity: 1;
    background: rgba(255, 255, 255, 0.25);
    color: #fff;
    transform: scale(1.15);
}

/* Custom Action Buttons */
.top-action-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.btn-stock-in {
    background: #10b981;
    color: #fff;
    border: none;
    padding: 10px 18px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-stock-in:hover {
    background: #059669;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
}

.btn-stock-out {
    background: #ef4444;
    color: #fff;
    border: none;
    padding: 10px 18px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-stock-out:hover {
    background: #dc2626;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4);
}

.btn-cyan {
    background: #0284c7;
    color: #fff;
    border: none;
    padding: 10px 18px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
}

.btn-cyan:hover {
    background: #0369a1;
}

.search-box {
    position: relative;
    flex: 1;
    max-width: 400px;
}

.search-box i {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-subtle);
}

.search-box input {
    width: 100%;
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 10px 14px 10px 40px;
    color: var(--text-main);
    font-size: 13px;
    transition: all 0.2s ease;
}

.search-box input:focus {
    outline: none;
    border-color: var(--accent-cyan);
    box-shadow: 0 0 10px rgba(14, 165, 233, 0.2);
}

.filter-group {
    display: flex;
    gap: 12px;
}

select, input[type="text"], input[type="number"], input[type="date"], textarea {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    color: var(--text-main);
    font-size: 13px;
}

select:focus, input:focus, textarea:focus {
    outline: none;
    border-color: var(--accent-cyan);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
    color: #fff;
    box-shadow: 0 4px 12px rgba(14, 165, 233, 0.3);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(14, 165, 233, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-main);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
}

.btn-success {
    background: var(--status-success);
    color: #fff;
}

.btn-warning {
    background: var(--status-warning);
    color: #000;
}

.btn-danger {
    background: var(--status-danger);
    color: #fff;
}

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

/* ==========================================================================
   KPI Cards Grid
   ========================================================================== */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 20px;
    margin-bottom: 28px;
}

.kpi-card {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: all 0.25s ease;
    cursor: pointer;
}

.kpi-card:hover {
    transform: translateY(-3px);
    background: var(--bg-card-hover);
    border-color: var(--border-light);
}

.kpi-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
}

.card-stock .kpi-icon {
    background: rgba(14, 165, 233, 0.15);
    color: var(--accent-cyan);
}

.card-warning .kpi-icon {
    background: rgba(245, 158, 11, 0.15);
    color: var(--status-warning);
}

.card-danger .kpi-icon {
    background: rgba(239, 68, 68, 0.15);
    color: var(--status-danger);
}

.card-billing .kpi-icon {
    background: rgba(99, 102, 241, 0.15);
    color: var(--accent-indigo);
}

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

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

.kpi-value {
    font-size: 22px;
    margin: 2px 0;
}

.kpi-subtext {
    font-size: 11px;
    color: var(--text-subtle);
}

.text-warning { color: var(--status-warning) !important; }
.text-danger { color: var(--status-danger) !important; }
.text-success { color: var(--status-success) !important; }
.text-primary { color: var(--accent-cyan) !important; }

/* ==========================================================================
   Dashboard Dual Grid Widgets
   ========================================================================== */
.dashboard-dual-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

@media (max-width: 1024px) {
    .dashboard-dual-grid {
        grid-template-columns: 1fr;
    }
}

.panel-card {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px;
    margin-bottom: 24px;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
}

.card-header h3 {
    font-size: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.link-btn {
    font-size: 12px;
    color: var(--accent-cyan);
    text-decoration: none;
    font-weight: 500;
}

.link-btn:hover {
    text-decoration: underline;
}

/* ==========================================================================
   Data Tables
   ========================================================================== */
.table-responsive {
    overflow-x: auto;
}

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

.data-table th {
    padding: 12px 14px;
    color: var(--text-muted);
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border-color);
    background: rgba(0, 0, 0, 0.2);
}

.data-table td {
    padding: 14px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-main);
    vertical-align: middle;
}

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

/* Status Badges */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    text-transform: capitalize;
}

.badge-success {
    background: rgba(16, 185, 129, 0.15);
    color: var(--status-success);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.15);
    color: var(--status-warning);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.15);
    color: var(--status-danger);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-info {
    background: rgba(59, 130, 246, 0.15);
    color: var(--accent-blue);
    border: 1px solid rgba(59, 130, 246, 0.3);
}

/* ==========================================================================
   Function Alert Feeds & Cards
   ========================================================================== */
.alert-list-container, .alert-feed {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.alert-item {
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--accent-cyan);
    border-radius: var(--radius-sm);
    padding: 14px;
    display: flex;
    align-items: flex-start;
    gap: 14px;
    position: relative;
    transition: all 0.2s ease;
}

.alert-item.unread {
    background: rgba(255, 255, 255, 0.03);
}

.alert-item.severity-critical, .alert-item.severity-danger {
    border-left-color: var(--status-danger);
}

.alert-item.severity-warning {
    border-left-color: var(--status-warning);
}

.alert-item-icon {
    font-size: 20px;
    margin-top: 2px;
}

.severity-critical .alert-item-icon, .severity-danger .alert-item-icon {
    color: var(--status-danger);
}

.severity-warning .alert-item-icon {
    color: var(--status-warning);
}

.alert-item-content {
    flex: 1;
}

.alert-item-title {
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 2px;

}

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

.alert-item-time {
    font-size: 10px;
    color: var(--text-subtle);
    margin-top: 4px;
    display: block;
}

.alert-item-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.alert-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.tab-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.tab-btn:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.1);
}

.tab-btn.active {
    background: var(--accent-cyan);
    color: #fff;
    border-color: var(--accent-cyan);
}

/* Pre-billing Modal Guard Box */
.prebilling-alert-box {
    background: rgba(239, 68, 68, 0.12);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: var(--radius-md);
    padding: 16px;
    margin-bottom: 20px;

}

.prebilling-alert-box .alert-header {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--status-danger);
    font-size: 14px;
    margin-bottom: 8px;
}

.prebilling-alert-box .alert-body {
    font-size: 12px;
    color: #fecdd3;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

/* Global warning top banner */
.global-warning-banner {
    background: linear-gradient(90deg, #b91c1c, #c2410c);
    color: #fff;
    padding: 12px 20px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);

}

.banner-content {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
    font-weight: 500;
}

.banner-btn {
    background: #fff;
    color: #b91c1c;
    border: none;
    padding: 6px 14px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
}

.banner-close {
    background: none;
    border: none;
    color: #fff;
    font-size: 18px;
    cursor: pointer;
}

/* ==========================================================================
   Modals & Overlays
   ========================================================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
    animation: fadeIn 0.2s ease;
}

.modal-container {
    background: #111827;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 700px;
    max-height: 92vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
    overflow: hidden;
    position: relative;
    resize: both;
    min-width: 480px;
    min-height: 350px;
    transition: max-width 0.15s ease, width 0.15s ease;
}

.modal-container.maximized {
    width: 98vw !important;
    height: 96vh !important;
    max-width: 98vw !important;
    max-height: 96vh !important;
    resize: none !important;
    border-radius: 6px;
}

.modal-lg {
    max-width: 1180px;
    width: 95vw;
}

#khReportDateInput {
    color: #000000 !important;
    background-color: #ffffff !important;
    color-scheme: light !important;
    font-weight: 800 !important;
    font-size: 13px !important;
    padding: 3px 8px !important;
    border: 1px solid #000000 !important;
    border-radius: 4px !important;
    cursor: pointer !important;
}

#khReportDateInput::-webkit-calendar-picker-indicator {
    filter: none !important;
    cursor: pointer !important;
}

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

.modal-maximize-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 16px;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 4px;
    transition: color 0.15s ease, background 0.15s ease;
}

.modal-maximize-btn:hover {
    color: var(--accent-cyan);
    background: rgba(14, 165, 233, 0.15);
}

.modal-header {
    padding: 18px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(255, 255, 255, 0.02);
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 24px;
    cursor: pointer;
}

.modal-close:hover {
    color: var(--text-main);
}

.modal-body {
    padding: 24px;
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
    background: rgba(0, 0, 0, 0.2);
}

/* Form Grids */
.form-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-grid-3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 16px;
}

.margin-top {
    margin-top: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
}

.invoice-items-section {
    margin-top: 24px;
    border-top: 1px solid var(--border-color);
    padding-top: 16px;
}

.section-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.invoice-summary-grid {
    display: flex;
    gap: 24px;
    margin-top: 20px;
}

.summary-box {
    width: 280px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.summary-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
}

.summary-row.grand-total {
    border-top: 1px solid var(--border-color);
    padding-top: 10px;
    font-size: 16px;
    color: var(--accent-cyan);
}

.hidden {
    display: none !important;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 9999;
}

.toast {
    background: #1e293b;
    border: 1px solid var(--border-light);
    border-left: 4px solid var(--accent-cyan);
    color: var(--text-main);
    padding: 14px 20px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
    animation: slideInRight 0.3s ease;
}

.toast-success { border-left-color: var(--status-success); }
.toast-warning { border-left-color: var(--status-warning); }
.toast-danger { border-left-color: var(--status-danger); }

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

/* Table Column Resizer Handle */
.data-table th {
    position: relative;
    user-select: none;
}

.col-resizer {
    position: absolute;
    top: 0;
    right: 0;
    width: 6px;
    height: 100%;
    cursor: col-resize;
    user-select: none;
    z-index: 5;
}

.col-resizer::after {
    content: '';
    position: absolute;
    right: 2px;
    top: 20%;
    bottom: 20%;
    width: 2px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 1px;
    transition: background 0.2s ease, height 0.2s ease, box-shadow 0.2s ease;
}

.col-resizer:hover::after,
.col-resizer.active::after {
    background: var(--accent-cyan);
    box-shadow: 0 0 8px var(--accent-cyan);
    top: 10%;
    bottom: 10%;
    width: 3px;
}

/* ==========================================================================
   Record Stock In (Receive) Modal Custom Styling
   ========================================================================== */
.modal-stock-in-container {
    width: 680px;
    max-width: 95vw;
    background: #070d19;
    border: 1px solid rgba(59, 130, 246, 0.25);
    border-radius: var(--radius-md);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.75), 0 0 30px rgba(14, 165, 233, 0.15);
    overflow: hidden;
}

.stock-in-header {
    background: rgba(15, 23, 42, 0.95);
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-color);
}

.stock-in-header h3 {
    font-size: 17px;
    font-weight: 600;
    color: var(--text-main);
    display: flex;
    align-items: center;
}

.stock-in-body {
    padding: 24px 28px;
    background: #070d19;
}

.stock-in-form-row {
    display: grid;
    grid-template-columns: 210px 1fr;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.stock-in-label {
    font-size: 13.5px;
    font-weight: 500;
    color: var(--text-main);
    text-align: left;
}

.stock-in-input-group {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
}

.stock-in-input {
    width: 100%;
    background: #0b1528;
    border: 1px solid #1a2c4e;
    border-radius: 6px;
    padding: 10px 14px;
    color: #ffffff;
    font-size: 13.5px;
    font-family: inherit;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.stock-in-input:focus {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.25);
}

.btn-full-detail {
    background: #0077c5;
    color: #ffffff;
    font-weight: 600;
    font-size: 13px;
    padding: 10px 18px;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s ease;
    box-shadow: 0 0 10px rgba(0, 119, 197, 0.3);
}

.btn-full-detail:hover {
    background: #0ea5e9;
    box-shadow: 0 0 14px rgba(14, 165, 233, 0.5);
    transform: translateY(-1px);
}

.stock-in-action-row {
    margin-top: 24px;
}

.btn-confirm-stock-in {
    width: 100%;
    background: #00c853;
    color: #ffffff;
    font-size: 15.5px;
    font-weight: 700;
    padding: 13px 20px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 4px 15px rgba(0, 200, 83, 0.35);
    text-align: center;
    display: block;
}

.btn-confirm-stock-in:hover {
    background: #00e676;
    box-shadow: 0 6px 20px rgba(0, 230, 118, 0.45);
    transform: translateY(-1px);
}

@media (max-width: 640px) {
    .stock-in-form-row {
        grid-template-columns: 1fr;
        gap: 6px;
    }
}

/* Collapsible Panel Card Open/Close Controls */
.collapsible-card {
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.collapsible-header {
    cursor: pointer;
    user-select: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 22px;
    background: rgba(15, 23, 42, 0.7);
    border-bottom: 1px solid var(--border-color);
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    transition: background 0.2s ease, border-radius 0.2s ease;
}

.collapsible-header:hover {
    background: rgba(30, 41, 59, 0.85);
}

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

.btn-icon-toggle {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.collapsible-header:hover .btn-icon-toggle {
    color: var(--accent-cyan);
    border-color: rgba(14, 165, 233, 0.4);
    background: rgba(14, 165, 233, 0.12);
}

.collapsible-card.collapsed .collapsible-header {
    border-bottom: none;
    border-radius: var(--radius-md);
}

.collapsible-card.collapsed .collapsible-body {
    display: none !important;
}

/* Status Filter Pill Bar */
.status-pill-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 12px;
    margin-bottom: 4px;
}

.status-pill {
    padding: 7px 15px;
    border-radius: 20px;
    font-size: 12.5px;
    font-weight: 500;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    transition: all 0.2s ease;
    user-select: none;
}

.status-pill:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-main);
    transform: translateY(-1px);
}

.status-pill.active {
    background: rgba(14, 165, 233, 0.18);
    border-color: var(--accent-cyan);
    color: var(--text-main);
    font-weight: 600;
    box-shadow: 0 0 12px rgba(14, 165, 233, 0.35);
}

.status-pill-danger.active {
    background: rgba(239, 68, 68, 0.2);
    border-color: var(--status-danger);
    color: #ef4444;
    font-weight: 600;
    box-shadow: 0 0 12px rgba(239, 68, 68, 0.35);
}

.status-pill-warning.active {
    background: rgba(245, 158, 11, 0.2);
    border-color: var(--status-warning);
    color: #f59e0b;
    font-weight: 600;
    box-shadow: 0 0 12px rgba(245, 158, 11, 0.35);
}

.status-pill-success.active {
    background: rgba(16, 185, 129, 0.2);
    border-color: var(--status-success);
    color: #10b981;
    font-weight: 600;
    box-shadow: 0 0 12px rgba(16, 185, 129, 0.35);
}

/* Theme Switcher Selector UI */
.theme-selector-wrapper {
    position: relative;
}

.btn-theme-selector {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    user-select: none;
}

.btn-theme-selector:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

.theme-dropdown-menu {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    width: 220px;
    background: var(--bg-sidebar);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 10px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.theme-menu-title {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-subtle);
    padding: 4px 8px 8px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.theme-option {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 12px;
    border-radius: var(--radius-sm);
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    width: 100%;
    text-align: left;
    transition: all 0.2s ease;
}

.theme-option:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-main);
}

.theme-option.active {
    background: rgba(14, 165, 233, 0.15);
    color: var(--text-main);
    border-left: 3px solid var(--accent-cyan);
    font-weight: 600;
}

.theme-color-preview {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    display: inline-block;
    border: 1px solid rgba(255, 255, 255, 0.3);
    flex-shrink: 0;
}

.preview-dark { background: linear-gradient(135deg, #090d16, #0ea5e9); }
.preview-light { background: linear-gradient(135deg, #f1f5f9, #0284c7); }
.preview-cyber { background: linear-gradient(135deg, #07040d, #d946ef); }
.preview-emerald { background: linear-gradient(135deg, #03120b, #10b981); }
.preview-solar { background: linear-gradient(135deg, #120b04, #f59e0b); }

/* ==========================================================================
   Multi-Computer & Multi-Resolution Responsive Auto-Fitting System
   ========================================================================== */

/* 1. Ultra-Wide & 4K Monitors (>= 1800px) */
@media (min-width: 1800px) {
    .main-content {
        max-width: 1800px;
        margin: 0 auto;
    }
    .kpi-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* 2. Standard 1080p Desktops & Laptops (1024px - 1440px) */
@media (max-width: 1440px) {
    .kpi-grid {
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    }
}

/* 3. Tablets & Compact Computers (768px - 1024px) */
@media (max-width: 1024px) {
    .top-header {
        padding: 0 16px;
    }
    .main-content {
        padding: 16px;
    }
    .dashboard-dual-grid {
        grid-template-columns: 1fr;
    }
    .inventory-toolbar-card {
        padding: 14px;
    }
}

/* 4. Small Touch Screens & Mobile Displays (< 768px) */
@media (max-width: 768px) {
    .top-header {
        height: 60px;
    }
    .brand-text p {
        display: none;
    }
    .system-status {
        display: none;
    }
    .header-actions {
        gap: 10px;
    }
    .theme-btn-label {
        display: none;
    }
    .app-layout {
        min-height: calc(100vh - 60px);
    }
    .sidebar {
        position: fixed;
        left: -100%;
        top: 60px;
        height: calc(100vh - 60px);
        z-index: 999;
        transition: left 0.3s ease;
    }
    .sidebar.mobile-open {
        left: 0;
        width: 250px !important;
    }
    .sidebar-resizer {
        display: none !important;
    }
    .kpi-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
}

@media (max-width: 480px) {
    .kpi-grid {
        grid-template-columns: 1fr;
    }
    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    .action-buttons {
        width: 100%;
    }
    .action-buttons .btn {
        flex: 1;
    }
}

/* Print CSS */
@media print {
    @page {
        size: A4 portrait;
        margin: 10mm;
    }

    /* Force background & text defaults */
    html, body {
        background: #ffffff !important;
        color: #0f172a !important;
        margin: 0 !important;
        padding: 0 !important;
        width: 100% !important;
        height: auto !important;
        overflow: visible !important;
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }

    /* Hide background elements during print */
    header,
    .top-header, 
    aside,
    .sidebar, 
    .sidebar-resizer, 
    .main-content,
    .view-panel,
    .global-warning-banner, 
    .toast-container,
    .no-print,
    .modal-header.no-print,
    .modal-actions-container,
    .modal-close,
    .modal-footer,
    .modal-overlay.hidden {
        display: none !important;
    }

    /* Target open printable modal container */
    .modal-overlay:not(.hidden) {
        position: static !important;
        display: block !important;
        background: #ffffff !important;
        width: 100% !important;
        height: auto !important;
        padding: 0 !important;
        margin: 0 !important;
        box-shadow: none !important;
        border: none !important;
        backdrop-filter: none !important;
        opacity: 1 !important;
        visibility: visible !important;
    }

    .modal-overlay:not(.hidden) .modal-container {
        position: static !important;
        display: block !important;
        background: #ffffff !important;
        color: #0f172a !important;
        width: 100% !important;
        max-width: 100% !important;
        padding: 0 !important;
        margin: 0 !important;
        box-shadow: none !important;
        border: none !important;
        transform: none !important;
    }

    .modal-overlay:not(.hidden) .modal-body,
    .print-area {
        display: block !important;
        padding: 0 !important;
        margin: 0 !important;
        background: #ffffff !important;
        color: #0f172a !important;
        width: 100% !important;
    }

    /* Ensure text inside print area is dark and readable */
    .print-area,
    .print-area p,
    .print-area span,
    .print-area div,
    .print-area td,
    .print-area h1,
    .print-area h2,
    .print-area h3,
    .print-area h4,
    .print-area strong,
    .print-area small {
        color: #0f172a !important;
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }

    /* Retain distinct accent colors for status/highlight elements */
    .print-area [style*="color: #0ea5e9"],
    .print-area [style*="color:#0ea5e9"] {
        color: #0284c7 !important;
    }
    .print-area [style*="color: #10b981"],
    .print-area [style*="color:#10b981"] {
        color: #16a34a !important;
    }
    .print-area [style*="color: #f59e0b"],
    .print-area [style*="color:#f59e0b"] {
        color: #d97706 !important;
    }
    .print-area [style*="color: #64748b"],
    .print-area [style*="color:#64748b"] {
        color: #475569 !important;
    }

    /* Clean table formatting for print */
    .print-area table {
        width: 100% !important;
        border-collapse: collapse !important;
        page-break-inside: auto;
    }
    .print-area table tr {
        page-break-inside: avoid;
        page-break-after: auto;
    }
    .print-area table th {
        background-color: #0f172a !important;
        color: #ffffff !important;
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }

    /* Cambodian Daily Report Print Specifics */
    #modalCambodianDailyReport #khReportDateInput {
        display: none !important;
    }
    #modalCambodianDailyReport #khReportDateBadge {
        display: inline-block !important;
        color: #000000 !important;
        font-weight: 900 !important;
        font-size: 13px !important;
    }
    #modalCambodianDailyReport button,
    #modalCambodianDailyReport .btn,
    #modalCambodianDailyReport .modal-header,
    #modalCambodianDailyReport .modal-actions-container {
        display: none !important;
    }
    #cambodianReportPrintArea {
        padding: 0 !important;
        margin: 0 !important;
        font-size: 10px !important;
    }
    #cambodianReportPrintArea .kh-report-table {
        margin-bottom: 8px !important;
        font-size: 9.5px !important;
        width: 100% !important;
    }
    #cambodianReportPrintArea .kh-report-table th,
    #cambodianReportPrintArea .kh-report-table td {
        padding: 2px 4px !important;
        border: 1px solid #000000 !important;
    }
    #cambodianReportPrintArea .kh-report-header {
        padding: 3px 6px !important;
        font-size: 11px !important;
        background: #00e5ff !important;
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }
    #cambodianReportPrintArea .kh-yellow-box {
        background: #ffff00 !important;
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
        font-size: 16px !important;
        padding: 6px 16px !important;
    }
}

/* Collapsible Open/Close Card System */
.collapsible-header {
    cursor: pointer;
    user-select: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    transition: background 0.2s ease;
}

.collapsible-header:hover {
    background: rgba(255, 255, 255, 0.03);
}

.btn-icon-toggle {
    background: var(--bg-hover);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-icon-toggle:hover {
    background: var(--accent-cyan);
    color: #fff;
    border-color: var(--accent-cyan);
}

.panel-card.collapsed .card-body,
.panel-card.collapsed .table-responsive,
.panel-card.collapsed .alert-list-container,
.panel-card.collapsed .alert-feed {
    display: none !important;
}

.panel-card.collapsed .card-header,
.panel-card.collapsed .collapsible-header {
    border-bottom: none !important;
}

/* High-Contrast Multi-Item Stock Batch Form & Select Option Enhancements */
#modalMultiStock .modal-container {
    background: var(--bg-dark) !important;
    border: 1px solid var(--border-light) !important;
    color: var(--text-main) !important;
    box-shadow: var(--shadow-lg) !important;
}

#modalMultiStock input[type="text"],
#modalMultiStock input[type="number"],
#modalMultiStock input[type="date"],
#modalMultiStock select {
    background-color: var(--bg-input) !important;
    color: var(--text-main) !important;
    border: 1px solid var(--border-light) !important;
    font-weight: 600 !important;
    font-size: 13px !important;
    box-shadow: inset 0 1px 2px rgba(0,0,0,0.2) !important;
}

#modalMultiStock input[type="text"]:focus,
#modalMultiStock input[type="number"]:focus,
#modalMultiStock input[type="date"]:focus,
#modalMultiStock select:focus {
    background-color: var(--bg-input-focus) !important;
    border-color: var(--accent-cyan) !important;
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.3) !important;
    outline: none !important;
}

#multiStockTableBody tr td {
    color: var(--text-main) !important;
}

.row-num-badge {
    color: var(--accent-cyan) !important;
    font-weight: 700 !important;
    font-size: 14px !important;
    display: inline-block;
}

select option {
    background-color: #0f172a !important;
    color: #ffffff !important;
    padding: 10px !important;
    font-size: 13px !important;
}

:root[data-theme="light"] select option {
    background-color: #ffffff !important;
    color: #0f172a !important;
}

:root[data-theme="cyber"] select option {
    background-color: #15092a !important;
    color: #ffffff !important;
}

:root[data-theme="emerald"] select option {
    background-color: #061c12 !important;
    color: #ffffff !important;
}

:root[data-theme="solar"] select option {
    background-color: #1a1005 !important;
    color: #ffffff !important;
}

/* =============================================================== */
/* CUSTOMER INSTALLMENT STATEMENT PRINT MEDIA STYLES              */
/* =============================================================== */
@media print {
    body {
        background: #ffffff !important;
        color: #0f172a !important;
        font-family: system-ui, -apple-system, sans-serif !important;
    }

    /* Hide background SPA views, navigation, sidebar, app header, toasts, buttons */
    .app-header, .sidebar, .nav-container, .toast-container, .no-print,
    .modal-overlay:not(#modalCustomerInstallmentSummary):not(#modalViewInvoice):not(#modalViewDailyReport):not(#modalCambodianDailyReport):not(#modalPrintJobCard) {
        display: none !important;
    }

    /* Target modalCustomerInstallmentSummary print formatting */
    #modalCustomerInstallmentSummary {
        position: absolute !important;
        left: 0 !important;
        top: 0 !important;
        width: 100% !important;
        height: auto !important;
        margin: 0 !important;
        padding: 0 !important;
        background: #ffffff !important;
        box-shadow: none !important;
        border: none !important;
        display: block !important;
        z-index: 999999 !important;
    }

    #modalCustomerInstallmentSummary .modal-container,
    #modalCustomerInstallmentSummary .modal-card {
        max-width: 100% !important;
        width: 100% !important;
        background: #ffffff !important;
        color: #0f172a !important;
        box-shadow: none !important;
        border: none !important;
        padding: 0 !important;
        margin: 0 !important;
    }

    #modalCustomerInstallmentSummary .modal-header {
        display: none !important;
    }

    /* Show Printable Statement Letterhead Header */
    #custStatementPrintHeader {
        display: block !important;
    }

    /* Remove scrollbars and max-height constraints */
    #custInstallmentPrintArea,
    #custInstallmentPrintArea div[style*="overflow-y"],
    #custInstallmentPrintArea div[style*="max-height"],
    #custInstallmentPrintArea .table-responsive {
        max-height: none !important;
        overflow: visible !important;
        overflow-y: visible !important;
        height: auto !important;
        border: none !important;
    }

    /* Hide buttons & action columns inside the print area */
    #custInstallmentPrintArea .btn,
    #custInstallmentPrintArea button,
    #custInstallmentPrintArea td:last-child,
    #custInstallmentPrintArea th:last-child {
        display: none !important;
    }

    /* High contrast text color for printing */
    #custInstallmentPrintArea * {
        color: #0f172a !important;
        text-shadow: none !important;
    }

    /* Customer details banner */
    #custInstallmentPrintArea div[style*="background"] {
        background: #f8fafc !important;
        border: 1px solid #cbd5e1 !important;
        border-radius: 6px !important;
        padding: 10px 14px !important;
    }

    #custSummaryName { color: #0284c7 !important; font-weight: 800 !important; }

    /* KPI summary cards styling for print */
    #custInstallmentPrintArea .kpi-grid {
        display: flex !important;
        gap: 12px !important;
        margin-bottom: 16px !important;
    }

    #custInstallmentPrintArea .kpi-card {
        flex: 1 !important;
        background: #f8fafc !important;
        border: 1px solid #cbd5e1 !important;
        border-radius: 6px !important;
        padding: 10px !important;
        box-shadow: none !important;
    }

    #custSummaryTotalVal { color: #0284c7 !important; font-weight: 800 !important; }
    #custSummaryPaidVal { color: #16a34a !important; font-weight: 800 !important; }
    #custSummaryDueVal { color: #dc2626 !important; font-weight: 800 !important; }

    /* Data Tables styling for print */
    #custInstallmentPrintArea table {
        width: 100% !important;
        border-collapse: collapse !important;
        margin-bottom: 16px !important;
    }

    #custInstallmentPrintArea table th {
        background: #e2e8f0 !important;
        color: #0f172a !important;
        font-weight: 800 !important;
        border: 1px solid #cbd5e1 !important;
        padding: 6px 10px !important;
        font-size: 12px !important;
        text-transform: uppercase !important;
    }

    #custInstallmentPrintArea table td {
        border-bottom: 1px solid #cbd5e1 !important;
        border-left: 1px solid #f1f5f9 !important;
        border-right: 1px solid #f1f5f9 !important;
        padding: 6px 10px !important;
        font-size: 12px !important;
        color: #0f172a !important;
        background: #ffffff !important;
    }

    /* Badges styling for print */
    #custInstallmentPrintArea .badge {
        background: #f1f5f9 !important;
        color: #0f172a !important;
        border: 1px solid #cbd5e1 !important;
        font-weight: 700 !important;
    }
}

/* High-Contrast Select & Dropdown Option Styling */
select, .form-control select {
    color: var(--text-main) !important;
    background-color: var(--bg-input) !important;
}

select option {
    background-color: #0f172a !important;
    color: #ffffff !important;
    font-size: 13px;
    padding: 8px 12px;
}

:root[data-theme="light"] select option {
    background-color: #ffffff !important;
    color: #0f172a !important;
}