/* CSS Design System and Stylesheet for StockFlow */

/* Root variables for theming */
:root {
    /* Color Palette base */
    --font-primary: 'Inter', 'Kanit', sans-serif;
    
    /* Animation Speeds */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Light Theme Variables */
.light-theme {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f5f9;
    --bg-card-glow: rgba(99, 102, 241, 0.03);
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --text-on-primary: #ffffff;
    
    --color-primary: #4f46e5;
    --color-primary-rgb: 79, 70, 229;
    --color-primary-hover: #4338ca;
    
    --color-success: #10b981;
    --color-success-bg: rgba(16, 185, 129, 0.1);
    --color-success-hover: #059669;
    
    --color-danger: #ef4444;
    --color-danger-bg: rgba(239, 68, 68, 0.1);
    --color-danger-hover: #dc2626;

    --color-warning: #f59e0b;
    --color-warning-bg: rgba(245, 158, 11, 0.1);
    --color-warning-hover: #d97706;

    --color-accent: #06b6d4;
    --color-accent-bg: rgba(6, 182, 212, 0.1);
    
    --border-color: #e2e8f0;
    --border-focus: #cbd5e1;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.04), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.08);

    --glass-bg: rgba(255, 255, 255, 0.8);
    --glass-border: rgba(226, 232, 240, 0.8);
    
    --scrollbar-thumb: #cbd5e1;
    --scrollbar-track: #f1f5f9;
}

/* Dark Theme Variables */
.dark-theme {
    --bg-primary: #090d16;
    --bg-secondary: #111827;
    --bg-tertiary: #1f2937;
    --bg-card-glow: rgba(99, 102, 241, 0.06);
    
    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --text-muted: #9ca3af;
    --text-on-primary: #ffffff;
    
    --color-primary: #6366f1;
    --color-primary-rgb: 99, 102, 241;
    --color-primary-hover: #4f46e5;
    
    --color-success: #10b981;
    --color-success-bg: rgba(16, 185, 129, 0.15);
    --color-success-hover: #34d399;
    
    --color-danger: #f87171;
    --color-danger-bg: rgba(248, 113, 113, 0.15);
    --color-danger-hover: #fca5a5;

    --color-warning: #fbbf24;
    --color-warning-bg: rgba(251, 191, 36, 0.15);
    --color-warning-hover: #fcd34d;

    --color-accent: #22d3ee;
    --color-accent-bg: rgba(34, 211, 238, 0.15);
    
    --border-color: #374151;
    --border-focus: #4b5563;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -4px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 8px 10px -6px rgba(0, 0, 0, 0.4);

    --glass-bg: rgba(17, 24, 39, 0.7);
    --glass-border: rgba(55, 65, 81, 0.7);
    
    --scrollbar-thumb: #374151;
    --scrollbar-track: #111827;
}

/* Global Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--font-primary);
}

html, body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    scroll-behavior: smooth;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

body.auth-locked {
    overflow: hidden;
}

body.auth-locked .app-container {
    filter: blur(3px);
    pointer-events: none;
    user-select: none;
}

.auth-screen {
    position: fixed;
    inset: 0;
    z-index: 3000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 1.25rem;
    background:
        radial-gradient(circle at 20% 20%, rgba(var(--color-primary-rgb), 0.22), transparent 28rem),
        linear-gradient(135deg, var(--bg-primary), var(--bg-tertiary));
}

body.auth-locked .auth-screen {
    display: flex;
}

.auth-card {
    width: min(100%, 420px);
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: var(--shadow-xl);
    padding: 1.5rem;
}

.auth-brand {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 1.25rem;
}

.auth-brand h1 {
    font-size: 1.35rem;
    line-height: 1.1;
}

.auth-brand p,
.auth-copy p {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.auth-copy {
    margin-bottom: 1.25rem;
}

.auth-copy h2 {
    color: var(--text-primary);
    font-size: 1.12rem;
    margin-bottom: 0.35rem;
}

.auth-error {
    min-height: 1.1rem;
    color: var(--color-danger);
    font-size: 0.8rem;
    font-weight: 600;
    margin-top: 0.45rem;
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--scrollbar-track);
}
::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary);
}

/* App Main Grid Layout */
.app-container {
    display: flex;
    min-height: 100vh;
    width: 100%;
}

/* Sidebar Styling (Desktop-first) */
.sidebar {
    width: 260px;
    background-color: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 100;
    padding: 1.5rem;
    transition: transform var(--transition-normal), background-color var(--transition-normal), border-color var(--transition-normal);
}

.sidebar-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 1.5rem;
}

.logo-icon {
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: var(--text-on-primary);
    width: 42px;
    height: 42px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 10px rgba(var(--color-primary-rgb), 0.3);
}

.logo-icon i {
    width: 22px;
    height: 22px;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-title {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    background: linear-gradient(to right, var(--text-primary), var(--color-primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo-subtitle {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
}

.nav-menu {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    flex: 1;
}

.nav-item {
    background: transparent;
    border: none;
    outline: none;
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding: 0.85rem 1rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: 10px;
    cursor: pointer;
    text-align: left;
    transition: all var(--transition-fast);
}

.nav-item i {
    width: 20px;
    height: 20px;
    transition: transform var(--transition-fast);
}

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

.nav-item:hover i {
    transform: translateX(2px);
}

.nav-item.active {
    background: linear-gradient(to right, rgba(var(--color-primary-rgb), 0.1), transparent);
    border-left: 3px solid var(--color-primary);
    color: var(--color-primary);
    font-weight: 600;
    padding-left: calc(1rem - 3px);
}

.sidebar-footer {
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

/* Theme buttons toggles */
.theme-btn {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    width: 100%;
    padding: 0.75rem;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    cursor: pointer;
    font-weight: 500;
    transition: all var(--transition-normal);
}

.theme-btn:hover {
    border-color: var(--color-primary);
}

.lock-btn {
    margin-bottom: 0.75rem;
}

.dark-theme .sun-icon,
.light-theme .moon-icon {
    display: none;
}

/* Mobile Nav Bar - Hidden by Default */
.mobile-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 65px;
    background-color: var(--glass-bg);
    backdrop-filter: blur(12px);
    border-top: 1px solid var(--border-color);
    z-index: 99;
    justify-content: space-around;
    align-items: center;
    padding: 0.25rem 0.5rem;
}

.mobile-nav-item {
    background: none;
    border: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 0.65rem;
    font-weight: 500;
    flex: 1;
    height: 100%;
    cursor: pointer;
    gap: 0.25rem;
    transition: color var(--transition-fast);
}

.mobile-nav-item i {
    width: 20px;
    height: 20px;
}

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

/* Main Content Area Styling */
.main-content {
    flex: 1;
    margin-left: 260px;
    padding: 2.25rem;
    min-height: 100vh;
    padding-bottom: 4rem;
    transition: margin-left var(--transition-normal);
}

/* Content Header */
.content-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.header-info h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
    letter-spacing: -0.02em;
}

.header-info p {
    font-size: 0.9rem;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.date-badge {
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: 0.5rem 1rem;
    border-radius: 30px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    font-weight: 500;
    box-shadow: var(--shadow-sm);
}

.date-badge i {
    width: 16px;
    height: 16px;
    color: var(--color-primary);
}

.icon-btn {
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
}

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

/* Tab Panels */
.tab-panel {
    display: none;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.tab-panel.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

/* Sub-tab Navigation (Product Registry / Stock Balance) */
.sub-tab-nav {
    display: flex;
    gap: 0.5rem;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 2px;
}

.sub-tab-btn {
    background: none;
    border: none;
    padding: 0.65rem 1.25rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-muted);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -4px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all var(--transition-fast);
}

.sub-tab-btn i {
    width: 16px;
    height: 16px;
}

.sub-tab-btn:hover {
    color: var(--text-primary);
}

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

/* Sub-panel layout */
.sub-panel {
    display: none;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.sub-panel.active {
    display: block;
    opacity: 1;
}

/* Action group list buttons */
.actions-group {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
}

.btn-sm-action {
    width: 32px !important;
    height: 32px !important;
    border-radius: 6px !important;
}

.btn-sm-action i {
    width: 14px !important;
    height: 14px !important;
}

/* Warning badges for low stocks */
.alert-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.alert-badge.normal {
    background-color: var(--color-success-bg);
    color: var(--color-success);
}

.alert-badge.warning {
    background-color: var(--color-danger-bg);
    color: var(--color-danger);
    animation: flash-pulse 2s infinite;
}

@keyframes flash-pulse {
    0% { opacity: 1; }
    50% { opacity: 0.6; }
    100% { opacity: 1; }
}

/* Dashboard Statistics Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.25rem;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.stat-card:hover {
    transform: translateY(-4px);
    border-color: rgba(var(--color-primary-rgb), 0.3);
    box-shadow: var(--shadow-lg);
}

.card-glow {
    position: absolute;
    top: 0;
    right: 0;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, var(--bg-card-glow) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.stat-icon {
    width: 54px;
    height: 54px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-info {
    flex: 1;
}

.stat-info h3 {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 0.35rem;
}

.stat-value {
    font-size: 1.65rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    color: var(--text-primary);
    line-height: 1.2;
}

.stat-value .unit {
    font-size: 0.95rem;
    color: var(--text-muted);
    font-weight: 400;
    margin-left: 0.15rem;
}

.stat-meta {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
    font-weight: 500;
}

/* Card custom colors based on type */
.total-stock-card .stat-icon {
    background-color: rgba(var(--color-primary-rgb), 0.1);
    color: var(--color-primary);
}
.inflow-card .stat-icon {
    background-color: var(--color-success-bg);
    color: var(--color-success);
}
.outflow-card .stat-icon {
    background-color: var(--color-danger-bg);
    color: var(--color-danger);
}

/* Helper styles for text/values */
.positive {
    color: var(--color-success) !important;
}
.negative {
    color: var(--color-danger) !important;
}
.text-right {
    text-align: right;
}
.text-center {
    text-align: center;
}
.text-muted {
    color: var(--text-muted);
}
.text-xs {
    font-size: 0.75rem;
}
.text-sm {
    font-size: 0.85rem;
}
.text-error {
    color: var(--color-danger);
}
.text-warning {
    color: var(--color-warning);
}
.mb-0 { margin-bottom: 0; }
.mb-4 { margin-bottom: 1rem; }
.mt-3 { margin-top: 0.75rem; }
.mr-2 { margin-right: 0.5rem; }
.py-4 { padding-top: 1.5rem; padding-bottom: 1.5rem; }
.w-full { width: 100%; }
.max-w-xs { max-width: 20rem; }
.align-items-center { align-items: center; }
.flex-row { display: flex; flex-direction: row; }

/* Dashboard Content Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

/* Generic Content Card */
.content-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    padding: 1.5rem;
    position: relative;
    transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

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

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.25rem;
}

.card-header h2 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.card-meta {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
}

.recent-limit-controls {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.75rem;
    margin-left: auto;
}

.recent-limit-controls select {
    min-width: 132px;
    min-height: 38px;
    padding-top: 0.45rem;
    padding-bottom: 0.45rem;
}

.recent-month-filter {
    width: 180px;
}

.card-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
    line-height: 1.5;
}

/* Chart Card Visual Legends */
.card-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.chart-legend {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.chart-legend .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}

.chart-legend .dot.in {
    background-color: var(--color-primary);
}

.chart-legend .dot.out {
    background-color: var(--color-danger);
}

.chart-container {
    position: relative;
    height: 280px;
    width: 100%;
}

/* Quick Stock list visual items */
.quick-stock-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.quick-stock-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    background-color: var(--bg-tertiary);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: transform var(--transition-fast);
}

.quick-stock-item:hover {
    transform: translateX(4px);
    border-color: var(--border-focus);
}

.quick-stock-info {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.quick-stock-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
}

.quick-stock-status {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.quick-stock-val {
    font-size: 0.95rem;
    font-weight: 700;
    text-align: right;
}

.quick-stock-val.low-stock {
    color: var(--color-danger);
}

/* Empty State visual component */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 1.5rem;
    color: var(--text-muted);
    text-align: center;
}

.empty-state i {
    width: 48px;
    height: 48px;
    color: var(--border-color);
    margin-bottom: 1rem;
}

.empty-state p {
    font-size: 0.9rem;
    font-weight: 500;
}

/* Buttons style system */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.65rem 1.25rem;
    font-size: 0.9rem;
    font-weight: 500;
    border-radius: 10px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    outline: none;
}

.btn i {
    width: 18px;
    height: 18px;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--text-on-primary);
}

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    box-shadow: 0 4px 12px rgba(var(--color-primary-rgb), 0.25);
}

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

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

.btn-muted {
    background-color: transparent;
    color: var(--text-secondary);
    border-color: var(--border-color);
}

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

.btn-danger {
    background-color: var(--color-danger);
    color: var(--text-on-primary);
}

.btn-danger:hover {
    opacity: 0.9;
}

.btn-accent {
    background-color: var(--color-accent-bg);
    color: var(--color-accent);
    border-color: rgba(34, 211, 238, 0.2);
}

.btn-accent:hover {
    background-color: var(--color-accent);
    color: var(--bg-primary);
}

.text-btn {
    background: none;
    border: none;
    color: var(--color-primary);
    cursor: pointer;
    font-weight: 500;
    font-size: 0.85rem;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    transition: color var(--transition-fast);
}

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

.text-btn i {
    width: 14px;
    height: 14px;
}

/* Tables style system */
.table-responsive {
    width: 100%;
    overflow-x: auto;
    border-radius: 12px;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.9rem;
}

.data-table th {
    background-color: var(--bg-tertiary);
    color: var(--text-secondary);
    font-weight: 600;
    padding: 0.85rem 1rem;
    border-bottom: 2px solid var(--border-color);
}

.data-table td {
    padding: 0.85rem 1rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

.data-table tbody tr {
    transition: background-color var(--transition-fast);
}

.data-table tbody tr:hover {
    background-color: rgba(var(--color-primary-rgb), 0.02);
}

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

/* Badge types */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.25rem 0.65rem;
    border-radius: 30px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge i {
    width: 12px;
    height: 12px;
}

.badge.in {
    background-color: var(--color-success-bg);
    color: var(--color-success);
}

.badge.out {
    background-color: var(--color-danger-bg);
    color: var(--color-danger);
}

.badge.expense {
    background-color: var(--color-warning-bg);
    color: var(--color-warning);
}

/* Form Styles */
.form-container {
    max-width: 800px;
    margin: 0 auto;
}

.responsive-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

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

.col-span-1 { grid-column: span 1; }
.col-span-2 { grid-column: span 2; }
.col-span-3 { grid-column: span 3; }
.col-span-4 { grid-column: span 4; }

/* Input with icons */
.input-with-icon,
.input-with-action {
    position: relative;
    display: flex;
    width: 100%;
}

.input-with-icon i {
    position: absolute;
    left: 0.85rem;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--text-muted);
    pointer-events: none;
}

.input-with-icon input,
.input-with-icon select,
.input-with-icon textarea {
    padding-left: 2.5rem;
}

.input-with-action select {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
    flex: 1;
}

.input-with-action input {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
    flex: 1;
    min-width: 0;
}

.input-with-action button {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
    border-left: none;
    flex-shrink: 0;
}

.btn-icon-only {
    width: 44px;
    padding-left: 0;
    padding-right: 0;
}

/* Form input elements styling */
input, select, textarea {
    width: 100%;
    padding: 0.65rem 0.85rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 500;
    outline: none;
    transition: all var(--transition-fast);
}

input:focus, select:focus, textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.15);
}

input[type="date"] {
    cursor: pointer;
    color-scheme: light;
}

.native-date-input {
    position: absolute;
    inset: 0;
    z-index: 2;
    opacity: 0;
    pointer-events: none;
}

.date-display-input {
    cursor: pointer;
    position: relative;
    z-index: 1;
}

.month-display-input {
    cursor: pointer;
}

.dark-theme input[type="date"] {
    color-scheme: dark;
}

input[type="date"]::-webkit-calendar-picker-indicator {
    cursor: pointer;
    width: 20px;
    height: 20px;
    padding: 0.15rem;
    opacity: 0.9;
}

.dark-theme input[type="date"]::-webkit-calendar-picker-indicator {
    filter: invert(1);
}

.custom-date-picker {
    position: absolute;
    z-index: 3000;
    width: 304px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--shadow-xl);
    padding: 0.85rem;
}

.calendar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.calendar-title {
    color: var(--text-primary);
    font-weight: 800;
    font-size: 0.98rem;
}

.calendar-selectors {
    display: grid;
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    gap: 0.4rem;
    flex: 1;
}

.calendar-selectors select {
    min-height: 34px;
    padding: 0.35rem 0.5rem;
    border-radius: 8px;
    font-size: 0.82rem;
    font-weight: 800;
    background-color: var(--bg-tertiary);
}

.month-picker-selector {
    grid-template-columns: 1fr;
}

.month-picker-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.45rem;
}

.month-picker-btn {
    min-height: 38px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-weight: 800;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.month-picker-btn:hover,
.month-picker-btn.selected {
    border-color: var(--color-primary);
    background-color: rgba(var(--color-primary-rgb), 0.16);
    color: var(--color-primary);
}

.calendar-nav {
    width: 34px;
    height: 34px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.calendar-nav i {
    width: 18px;
    height: 18px;
}

.calendar-weekdays,
.calendar-days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.28rem;
}

.calendar-weekdays {
    margin-bottom: 0.35rem;
}

.calendar-weekdays span {
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 800;
    text-align: center;
}

.calendar-day {
    width: 100%;
    aspect-ratio: 1;
    border: 1px solid transparent;
    border-radius: 8px;
    background-color: transparent;
    color: var(--text-primary);
    font-size: 0.86rem;
    font-weight: 700;
    cursor: pointer;
}

.calendar-day:not(.is-empty):hover {
    background-color: var(--bg-tertiary);
    border-color: var(--border-focus);
}

.calendar-day.is-empty {
    cursor: default;
}

.calendar-day.is-today {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.calendar-day.is-selected {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--text-on-primary);
}

.calendar-footer {
    display: flex;
    justify-content: space-between;
    gap: 0.5rem;
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border-color);
}

.calendar-today,
.calendar-clear {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    cursor: pointer;
    font-size: 0.82rem;
    font-weight: 800;
    padding: 0.48rem 0.7rem;
}

.calendar-clear {
    color: var(--color-danger);
}

textarea {
    resize: vertical;
}

.readonly-input {
    background-color: var(--bg-tertiary);
    border-color: var(--border-color);
    font-weight: 700;
    color: var(--color-primary);
}

.readonly-input:focus {
    box-shadow: none;
    border-color: var(--border-color);
}

.input-tip {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.15rem;
}

/* Double state toggle buttons (Transaction In/Out selector) */
.form-group-toggle {
    display: flex;
    gap: 1rem;
    margin-bottom: 0.5rem;
}

.toggle-btn-wrapper {
    flex: 1;
    position: relative;
    cursor: pointer;
}

.toggle-btn-wrapper input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem;
    background-color: var(--bg-secondary);
    border: 2px solid var(--border-color);
    color: var(--text-muted);
    border-radius: 14px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}

.toggle-slider-btn i {
    width: 20px;
    height: 20px;
}

.toggle-btn-wrapper input[type="radio"]:checked + .toggle-slider-btn.type-in {
    border-color: var(--color-success);
    background-color: var(--color-success-bg);
    color: var(--color-success);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.15);
}

.toggle-btn-wrapper input[type="radio"]:checked + .toggle-slider-btn.type-out {
    border-color: var(--color-danger);
    background-color: var(--color-danger-bg);
    color: var(--color-danger);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.15);
}

.highlighted-group {
    background-color: rgba(var(--color-primary-rgb), 0.03);
    padding: 1rem;
    border-radius: 12px;
    border: 1px dashed rgba(var(--color-primary-rgb), 0.2);
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    margin-top: 1rem;
}

/* Action Bars */
.action-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.search-box {
    position: relative;
    max-width: 320px;
    width: 100%;
}

.search-box i {
    position: absolute;
    left: 0.85rem;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--text-muted);
    pointer-events: none;
}

.search-box input {
    padding-left: 2.5rem;
}

.stock-sort-controls {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    margin-left: auto;
}

.stock-sort-controls select {
    min-width: 168px;
}

/* History filter panel styles */
.filter-card {
    border-radius: 16px;
    padding: 1.25rem 1.5rem;
}

.filter-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
}

.filter-actions-bar {
    display: flex;
    justify-content: flex-end;
}

/* Monthly Report cards structure */
.summary-cards-container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.monthly-summary-card-full {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-normal);
}

.monthly-summary-card-full:hover {
    transform: translateY(-2px);
}

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

.monthly-summary-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.monthly-summary-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.25rem;
}

.summary-detail-sub-card {
    background-color: var(--bg-tertiary);
    padding: 1rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.summary-detail-sub-card h4 {
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--text-muted);
    font-weight: 600;
    margin-bottom: 0.35rem;
}

.summary-detail-sub-card .val {
    font-size: 1.25rem;
    font-weight: 700;
}

.summary-detail-sub-card .sub-val {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.15rem;
}

.report-overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.report-overview-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 1rem;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.report-overview-card span {
    color: var(--text-muted);
    font-size: 0.8rem;
    font-weight: 700;
}

.report-overview-card strong {
    color: var(--text-primary);
    font-size: 1.35rem;
    line-height: 1.2;
}

.report-overview-card small,
.report-net span {
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 600;
}

.report-card {
    padding: 1.25rem;
}

.report-toolbar {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    flex-wrap: wrap;
}

.report-accordion-toggle {
    background: transparent;
    border: 0;
    color: var(--text-primary);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0;
    text-align: left;
}

.report-accordion-toggle > i {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--color-primary);
    width: 34px;
    height: 34px;
    padding: 0.45rem;
    flex-shrink: 0;
}

.report-accordion-toggle > span {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.report-card .report-two-column {
    display: none;
}

.report-card.is-open .report-two-column {
    display: grid;
}

.report-net {
    min-width: 190px;
    text-align: right;
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.report-net strong {
    font-size: 1.15rem;
}

.report-two-column {
    display: grid;
    grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.85fr);
    gap: 1.25rem;
}

.report-card .report-two-column {
    display: none;
}

.report-card.is-open .report-two-column {
    display: grid;
}

.report-section {
    min-width: 0;
}

.report-section-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
    font-weight: 800;
    margin-bottom: 0.85rem;
}

.report-section-title i {
    width: 18px;
    height: 18px;
    color: var(--color-primary);
}

.expense-total-card {
    margin-bottom: 0.75rem;
}

.expense-category-list {
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
}

.expense-category-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 0.2rem 0.75rem;
    align-items: center;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 0.65rem 0.75rem;
}

.expense-category-row span {
    color: var(--text-primary);
    font-size: 0.88rem;
    font-weight: 700;
}

.expense-category-row strong {
    color: var(--color-warning);
    font-size: 0.88rem;
    text-align: right;
}

.expense-category-row small {
    grid-column: 1 / -1;
    color: var(--text-muted);
    font-size: 0.72rem;
}

.expense-category-card .data-table th:first-child,
.expense-category-card .data-table td:first-child {
    width: 96px;
}

.expense-category-card .data-table th:last-child,
.expense-category-card .data-table td:last-child {
    width: 180px;
}

/* Settings and Configurations panel elements */
.settings-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.settings-divider {
    border: 0;
    height: 1px;
    background-color: var(--border-color);
    margin: 1.5rem 0;
}

.backup-box h3 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

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

.header-title-icon {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.header-title-icon i {
    width: 24px;
    height: 24px;
}

.license-status-panel {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 0.85rem;
    margin-bottom: 1rem;
}

.license-status-panel > div {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 0.85rem;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.license-status-panel strong {
    color: var(--text-primary);
    font-size: 0.92rem;
}

.license-actions {
    margin-top: 1.25rem;
}

.license-section-box,
.license-owner-tools {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1rem;
    margin-top: 1rem;
}

.license-section-box h3 {
    color: var(--text-primary);
    font-size: 0.98rem;
    font-weight: 800;
    margin-bottom: 0.25rem;
}

.is-hidden {
    display: none !important;
}

/* Modals layout overlay and cards styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

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

.modal-content {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    width: 90%;
    max-width: 500px;
    box-shadow: var(--shadow-xl);
    transform: translateY(20px);
    transition: transform var(--transition-normal);
    overflow: hidden;
}

.modal-overlay.active .modal-content {
    transform: translateY(0);
}

.modal-sm {
    max-width: 380px;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    padding: 1.25rem 1.5rem;
    background-color: var(--bg-tertiary);
    border-top: 1px solid var(--border-color);
}

/* Toast Notification overlay system */
.toast-container {
    position: fixed;
    top: 1.5rem;
    right: 1.5rem;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-width: 350px;
    width: 90%;
}

.toast {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--color-primary);
    border-radius: 10px;
    padding: 1rem;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    transform: translateX(120%);
    transition: transform var(--transition-normal);
}

.toast.show {
    transform: translateX(0);
}

.toast i {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.toast-body {
    flex: 1;
}

.toast-title {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.15rem;
}

.toast-message {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.toast.success {
    border-left-color: var(--color-success);
}
.toast.success i {
    color: var(--color-success);
}

.toast.danger {
    border-left-color: var(--color-danger);
}
.toast.danger i {
    color: var(--color-danger);
}

.toast.warning {
    border-left-color: var(--color-warning);
}
.toast.warning i {
    color: var(--color-warning);
}

/* Responsive Rules & Mobile Adapters */
@media (max-width: 1024px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    .settings-grid {
        grid-template-columns: 1fr;
    }
    .report-two-column {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    /* Layout shifts */
    .sidebar {
        transform: translateX(-100%);
        pointer-events: none;
    }
    
    .main-content {
        margin-left: 0;
        padding: 1.25rem;
        padding-bottom: 80px; /* Spacer for bottom menu */
    }
    
    .mobile-nav {
        display: flex;
    }
    
    .content-header {
        margin-bottom: 1.5rem;
    }

    .monthly-summary-header {
        align-items: flex-start;
        flex-direction: column;
        gap: 0.75rem;
    }

    .report-net {
        min-width: 0;
        text-align: left;
        width: 100%;
    }

    .report-overview-card strong {
        font-size: 1.12rem;
    }
    
    .header-actions .date-badge {
        display: none; /* Hide date badge on mobile to save space */
    }
    
    /* Stats grid stack */
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .stat-card {
        padding: 1.25rem;
    }
    
    /* Form elements stacking */
    .form-grid {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
    
    .col-span-1, .col-span-2, .col-span-3, .col-span-4 {
        grid-column: span 1;
    }
    
    .form-group-toggle {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .toggle-slider-btn {
        padding: 0.85rem;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .form-actions button {
        width: 100%;
    }
    
    /* Table transformations for readability on small viewports */
    /* Stock and History */
    .data-table thead {
        display: none; /* Hide headings on mobile cards style */
    }
    
    #stock-list-tbody, #history-list-tbody, #expense-list-tbody, #expense-category-settings-list {
        display: flex;
        flex-direction: column;
        gap: 1rem;
    }
    
    #stock-list-tbody tr, #history-list-tbody tr, #expense-list-tbody tr, #expense-category-settings-list tr {
        display: block;
        background-color: var(--bg-secondary);
        border: 1px solid var(--border-color);
        border-radius: 12px;
        padding: 1rem;
    }
    
    #stock-list-tbody td, #history-list-tbody td, #expense-list-tbody td, #expense-category-settings-list td {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 0.5rem 0;
        border-bottom: 1px solid var(--bg-tertiary);
        text-align: right;
    }
    
    #stock-list-tbody td::before, #history-list-tbody td::before, #expense-list-tbody td::before, #expense-category-settings-list td::before {
        content: attr(data-label);
        float: left;
        font-weight: 600;
        color: var(--text-muted);
        font-size: 0.8rem;
    }
    
    #stock-list-tbody td:last-child, #history-list-tbody td:last-child, #expense-list-tbody td:last-child, #expense-category-settings-list td:last-child {
        border-bottom: none;
        justify-content: flex-end;
        gap: 0.75rem;
    }

    #stock-list-tbody td:last-child::before, #history-list-tbody td:last-child::before, #expense-list-tbody td:last-child::before, #expense-category-settings-list td:last-child::before {
        display: none;
    }
    
    .action-bar {
        flex-direction: column;
        align-items: stretch;
    }
    
    .search-box {
        max-width: 100%;
    }
    
    .action-bar button {
        width: 100%;
    }

    .stock-sort-controls {
        width: 100%;
        margin-left: 0;
        flex-direction: column;
    }

    .stock-sort-controls select {
        width: 100%;
    }

    .license-status-panel {
        grid-template-columns: 1fr;
    }
}

.mobile-only {
    display: none;
}

@media (max-width: 768px) {
    .mobile-only {
        display: flex;
    }
}

/* Reference-style polish for the transaction recording screen */
.dark-theme {
    --bg-primary: #080d15;
    --bg-secondary: #121927;
    --bg-tertiary: #1b2534;
    --border-color: #344054;
    --border-focus: #4b5b73;
    --text-primary: #f8fafc;
    --text-secondary: #d7deea;
    --text-muted: #91a0b8;
    --color-primary: #625df5;
    --color-primary-hover: #7c73ff;
    --color-success: #00c98f;
    --color-success-bg: rgba(0, 201, 143, 0.14);
}

.dark-theme .sidebar {
    width: 248px;
    background-color: #121927;
    border-right-color: #2f3a4d;
    padding: 1.45rem 1.5rem 1.25rem 0.75rem;
}

.dark-theme .sidebar-header {
    margin-left: 0;
    padding-bottom: 2rem;
    border-bottom-color: #313b4d;
}

.dark-theme .logo-icon {
    width: 42px;
    height: 42px;
    border-radius: 11px;
    background: linear-gradient(135deg, #6768ff 0%, #1fc7ff 100%);
}

.dark-theme .logo-title {
    font-size: 1.15rem;
    line-height: 1.05;
    letter-spacing: 0;
}

.dark-theme .logo-subtitle {
    color: #d9e2f3;
    font-size: 0.67rem;
    letter-spacing: 0.02em;
}

.dark-theme .nav-menu {
    gap: 0.48rem;
}

.dark-theme .nav-item {
    min-height: 51px;
    padding: 0.85rem 1rem;
    border-radius: 8px;
    color: #ecf2fb;
    font-weight: 700;
}

.dark-theme .nav-item i {
    width: 22px;
    height: 22px;
}

.dark-theme .nav-item.active {
    background: rgba(99, 102, 241, 0.12);
    border-left: 3px solid #6967ff;
    color: #7772ff;
}

.dark-theme .theme-btn {
    min-height: 50px;
    border-radius: 8px;
    background-color: #1c2635;
    color: #ffffff;
    font-weight: 700;
}

.dark-theme .main-content {
    margin-left: 248px;
    background-color: #080d15;
    padding: 2.4rem 1.5rem 4rem 2.25rem;
}

.dark-theme .content-header {
    min-height: 81px;
    margin-bottom: 2rem;
    padding: 0 0 1.05rem;
    border-bottom-color: #344054;
}

.dark-theme .header-info h1 {
    font-size: 1.55rem;
    line-height: 1.15;
    letter-spacing: 0;
}

.dark-theme .header-info p {
    color: #b5c4dc;
    font-size: 0.86rem;
    font-weight: 500;
}

.dark-theme .date-badge {
    min-height: 42px;
    padding: 0.52rem 1.05rem;
    border-radius: 999px;
    background-color: #111827;
    color: #f8fafc;
    border-color: #38455b;
    font-weight: 800;
}

.dark-theme .date-badge i {
    width: 20px;
    height: 20px;
    color: #f8fafc;
}

#tab-record .form-container {
    max-width: 800px;
    margin: 2rem auto 0;
}

#tab-record .content-card {
    padding: 1.55rem 1.5rem 1.5rem;
    border-radius: 16px;
}

.dark-theme #tab-record .content-card {
    background-color: #121927;
    border-color: #38465c;
    box-shadow: none;
}

#tab-record .card-header {
    margin-bottom: 1.35rem;
}

#tab-record .card-header h2 {
    font-size: 1.1rem;
    font-weight: 800;
    letter-spacing: 0;
}

#tab-record .responsive-form {
    gap: 1.55rem;
}

#tab-record .form-group-toggle {
    gap: 1rem;
    margin-bottom: 0.1rem;
}

#tab-record .toggle-slider-btn {
    min-height: 60px;
    border-radius: 13px;
    border-width: 2px;
    font-weight: 800;
}

.dark-theme #tab-record .toggle-slider-btn {
    background-color: #121927;
    border-color: #3b465b;
    color: #c4d0e3;
}

.dark-theme #tab-record .toggle-btn-wrapper input[type="radio"]:checked + .toggle-slider-btn.type-in {
    background-color: rgba(0, 201, 143, 0.18);
    border-color: #00c98f;
    color: #00d398;
    box-shadow: none;
}

.dark-theme #tab-record .toggle-btn-wrapper input[type="radio"]:checked + .toggle-slider-btn.type-out {
    background-color: rgba(248, 113, 113, 0.12);
    border-color: #f87171;
    color: #ff9b9b;
    box-shadow: none;
}

#tab-record .form-grid {
    gap: 1.22rem 1.25rem;
}

#tab-record .form-group {
    gap: 0.55rem;
}

#tab-record .form-group label {
    color: #f4f7fb;
    font-size: 0.84rem;
    font-weight: 800;
}

#tab-record input,
#tab-record select,
#tab-record textarea {
    min-height: 47px;
    border-radius: 9px;
    font-size: 0.95rem;
    font-weight: 700;
}

.dark-theme #tab-record input,
.dark-theme #tab-record select,
.dark-theme #tab-record textarea {
    background-color: #121927;
    border-color: #3b465b;
    color: #f8fafc;
}

.dark-theme #tab-record input::placeholder,
.dark-theme #tab-record textarea::placeholder {
    color: #7f8ca1;
}

#tab-record .input-with-icon i {
    left: 1rem;
    width: 22px;
    height: 22px;
}

#tab-record .input-with-icon input,
#tab-record .input-with-icon select,
#tab-record .input-with-icon textarea {
    padding-left: 3rem;
}

#tab-record .input-with-icon .native-date-input {
    padding-left: 3rem;
}

#tab-record .input-with-action button {
    width: 65px;
}

#tab-record .input-with-action button i {
    width: 24px;
    height: 24px;
}

.dark-theme #tab-record .input-with-action button {
    background-color: #1b2534;
    border-color: #3b465b;
}

#tab-record .highlighted-group {
    padding: 1rem 1rem 1.05rem;
    border-radius: 10px;
}

.dark-theme #tab-record .highlighted-group {
    background-color: rgba(99, 102, 241, 0.08);
    border-color: rgba(99, 102, 241, 0.22);
}

.dark-theme #tab-record .readonly-input {
    background-color: #202b3a;
    color: #aab5c6;
}

#tab-record textarea {
    padding-top: 0.82rem;
}

#tab-record .input-with-icon textarea + i,
#tab-record .input-with-icon textarea ~ i {
    top: 1.35rem;
}

#tab-record .input-with-icon:has(textarea) i {
    top: 1.35rem;
}

#tab-record .form-actions {
    margin-top: 0.1rem;
    gap: 0.85rem;
}

#tab-record .form-actions .btn {
    min-height: 48px;
    border-radius: 9px;
    padding: 0.7rem 1.2rem;
    font-weight: 800;
}

#tab-record .form-actions .btn-primary {
    min-width: 168px;
}

#tab-record .form-actions .btn-muted {
    min-width: 112px;
}

#tab-expense .form-container {
    max-width: none;
    margin: 0 0 1.5rem;
}

.expense-entry-card,
.expense-category-card {
    min-width: 0;
}

.expense-category-card {
    position: static;
}

#tab-expense .content-card {
    padding: 1.55rem 1.5rem 1.5rem;
    border-radius: 16px;
}

.dark-theme #tab-expense .content-card {
    background-color: #121927;
    border-color: #38465c;
    box-shadow: none;
}

#tab-expense .card-header h2 {
    font-size: 1.1rem;
    font-weight: 800;
    letter-spacing: 0;
}

.expense-category-card .card-header {
    margin-bottom: 1rem;
}

.expense-category-card .input-with-action input {
    min-height: 44px;
}

.expense-category-card .input-with-action .btn {
    min-height: 44px;
}

#tab-expense .form-grid {
    gap: 1.22rem 1.25rem;
}

#tab-expense .form-group label {
    color: #f4f7fb;
    font-size: 0.84rem;
    font-weight: 800;
}

#tab-expense input,
#tab-expense select,
#tab-expense textarea {
    min-height: 47px;
    border-radius: 9px;
    font-size: 0.95rem;
    font-weight: 700;
}

.dark-theme #tab-expense input,
.dark-theme #tab-expense select,
.dark-theme #tab-expense textarea {
    background-color: #121927;
    border-color: #3b465b;
    color: #f8fafc;
}

#tab-expense .highlighted-group {
    padding: 1rem 1rem 1.05rem;
    border-radius: 10px;
}

.dark-theme #tab-expense .highlighted-group {
    background-color: rgba(251, 191, 36, 0.08);
    border-color: rgba(251, 191, 36, 0.24);
}

#tab-expense .form-actions {
    margin-top: 0.1rem;
    gap: 0.85rem;
}

#tab-expense .form-actions .btn {
    min-height: 48px;
    border-radius: 9px;
    padding: 0.7rem 1.2rem;
    font-weight: 800;
}

.expense-list-card {
    margin-top: 1.5rem;
}

@media (max-width: 1024px) {
    #tab-record .form-container {
        margin-top: 1rem;
    }
    #tab-expense .form-container {
        margin-top: 1rem;
    }

}

@media (max-width: 768px) {
    .dark-theme .main-content {
        margin-left: 0;
        padding: 1.25rem 1rem 86px;
    }

    .dark-theme .sidebar {
        transform: translateX(-100%);
        pointer-events: none;
    }

    .card-header {
        align-items: flex-start;
        gap: 0.75rem;
    }

    .recent-limit-controls {
        width: 100%;
        align-items: stretch;
        flex-direction: column;
    }

    .recent-limit-controls select {
        width: 100%;
    }

    .recent-month-filter {
        width: 100%;
    }

    #tab-record .form-container {
        margin-top: 0;
    }

    #tab-record .content-card {
        padding: 1.1rem;
        border-radius: 12px;
    }

    #tab-expense .form-container {
        margin-top: 0;
    }

    #tab-expense .content-card {
        padding: 1.1rem;
        border-radius: 12px;
    }
}

/* ===== SEARCHABLE DROPDOWN COMPONENT ===== */
.searchable-dropdown {
    position: relative;
    flex: 1;
    min-width: 0;
}

.searchable-input-wrapper {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg-tertiary);
    border: 1.5px solid var(--border-color);
    border-radius: 10px;
    padding: 0 0.75rem;
    transition: all var(--transition-normal);
    cursor: text;
}

.searchable-input-wrapper:focus-within {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.15);
    background: var(--bg-secondary);
}

.searchable-input-wrapper .searchable-icon {
    width: 16px;
    height: 16px;
    color: var(--text-muted);
    flex-shrink: 0;
    transition: color var(--transition-fast);
}

.searchable-input-wrapper:focus-within .searchable-icon {
    color: var(--color-primary);
}

.searchable-input-wrapper input[type="text"] {
    flex: 1;
    border: none;
    background: transparent;
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 0.875rem;
    padding: 0.65rem 0;
    outline: none;
    min-width: 0;
}

.searchable-input-wrapper input[type="text"]::placeholder {
    color: var(--text-muted);
    opacity: 0.7;
}

.searchable-clear-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    border: none;
    background: var(--color-danger-bg);
    color: var(--color-danger);
    border-radius: 6px;
    cursor: pointer;
    flex-shrink: 0;
    transition: all var(--transition-fast);
}

.searchable-clear-btn:hover {
    background: var(--color-danger);
    color: #fff;
    transform: scale(1.1);
}

.searchable-clear-btn i {
    width: 13px;
    height: 13px;
}

/* Dropdown Options Panel */
.searchable-options {
    display: none;
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    right: 0;
    max-height: 260px;
    overflow-y: auto;
    background: var(--bg-secondary);
    border: 1.5px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--shadow-xl);
    z-index: 100;
    padding: 6px;
    animation: searchDropdownFadeIn 0.2s ease;
}

.searchable-dropdown.open .searchable-options {
    display: block;
}

@keyframes searchDropdownFadeIn {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.searchable-option {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.6rem 0.75rem;
    border-radius: 8px;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 0.85rem;
    color: var(--text-primary);
}

.searchable-option:hover {
    background: rgba(var(--color-primary-rgb), 0.1);
    color: var(--color-primary);
}

.searchable-option.selected {
    background: rgba(var(--color-primary-rgb), 0.12);
    color: var(--color-primary);
    font-weight: 600;
}

.searchable-option-name {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.searchable-option-unit {
    font-size: 0.7rem;
    color: var(--text-muted);
    background: var(--bg-tertiary);
    padding: 2px 8px;
    border-radius: 6px;
    flex-shrink: 0;
    font-weight: 500;
}

.searchable-no-result {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1.25rem;
    color: var(--text-muted);
    font-size: 0.8rem;
}

.searchable-no-result i {
    width: 16px;
    height: 16px;
}

/* Scrollbar for options panel */
.searchable-options::-webkit-scrollbar {
    width: 5px;
}
.searchable-options::-webkit-scrollbar-track {
    background: transparent;
}
.searchable-options::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: 4px;
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .searchable-options {
        max-height: 200px;
    }
    .searchable-option {
        padding: 0.7rem 0.65rem;
        font-size: 0.82rem;
    }
}