/* ==========================================================================
   SMART EXPENSE TRACKER - MODERN STYLESHEET
   Mobile-First & Desktop Optimized
   ========================================================================== */

:root {
    --primary: #4f46e5;
    --primary-hover: #4338ca;
    --primary-light: #eef2ff;
    --success: #10b981;
    --success-light: #ecfdf5;
    --danger: #ef4444;
    --danger-light: #fef2f2;
    --warning: #f59e0b;
    --warning-light: #fffbeb;
    --purple: #8b5cf6;
    --purple-light: #f5f3ff;
    --cyan: #06b6d4;
    
    --bg-main: #f8fafc;
    --bg-card: #ffffff;
    --bg-glass: rgba(255, 255, 255, 0.88);
    --border-color: #e2e8f0;
    --border-focus: #6366f1;
    
    --text-main: #0f172a;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.03);
    --shadow-card: 0 10px 25px -5px rgba(0, 0, 0, 0.05);
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --radius-full: 9999px;
    
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --bottom-nav-height: 68px;
}

/* Dark Mode Theme */
[data-theme="dark"] {
    --bg-main: #0b0f19;
    --bg-card: #151d2f;
    --bg-glass: rgba(21, 29, 47, 0.90);
    --border-color: #243049;
    --border-focus: #818cf8;
    
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --text-light: #64748b;
    
    --primary-light: rgba(79, 70, 229, 0.18);
    --success-light: rgba(16, 185, 129, 0.18);
    --danger-light: rgba(239, 68, 68, 0.18);
    --warning-light: rgba(245, 158, 11, 0.18);
    --purple-light: rgba(139, 92, 246, 0.18);
    
    --shadow-card: 0 10px 25px -5px rgba(0, 0, 0, 0.35);
}

/* Base Resets */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.5;
    padding-bottom: calc(var(--bottom-nav-height) + 24px);
    transition: background-color 0.3s ease, color 0.3s ease;
    overflow-x: hidden;
}

@media (min-width: 1024px) {
    body {
        padding-bottom: 40px;
    }
}

/* Container */
.app-container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 16px 14px;
}

@media (min-width: 768px) {
    .app-container {
        padding: 24px 20px;
    }
}

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

/* Top App Header */
.app-header {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 14px 18px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
}

.brand-section {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
    flex: 1 1 auto;
}

.brand-text {
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.brand-logo {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, var(--primary), #ec4899);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: #fff;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
    flex-shrink: 0;
}

.brand-title {
    font-size: 1.15rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), #a855f7);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.25;
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 4px;
}

.brand-owner-name {
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--primary);
    -webkit-text-fill-color: var(--primary);
    background: none;
    max-width: min(48vw, 320px);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    display: inline-block;
    vertical-align: bottom;
}

.brand-subtitle {
    font-size: 0.78rem;
    color: var(--text-muted);
    line-height: 1.3;
}

/* Header Controls: Tools & Profile */
.header-controls {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.month-selector-group {
    display: flex;
    align-items: center;
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    padding: 4px;
}

.btn-icon-nav {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: none;
    background: transparent;
    color: var(--text-main);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.btn-icon-nav:hover {
    background: var(--bg-card);
    box-shadow: var(--shadow-sm);
}

.month-select {
    border: none;
    background: transparent;
    color: var(--text-main);
    font-size: 0.95rem;
    font-weight: 700;
    padding: 4px 10px;
    cursor: pointer;
    outline: none;
}

.period-mode-select {
    min-height: 40px;
    padding: 0 10px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-card);
    color: var(--text-main);
    font: inherit;
    font-size: 0.84rem;
    font-weight: 700;
    cursor: pointer;
}

.admin-view-user-select {
    min-height: 40px;
    min-width: 180px;
    max-width: 240px;
    padding: 0 10px;
    border: 1px solid var(--primary);
    border-radius: var(--radius-md);
    background: var(--primary-light);
    color: var(--primary);
    font: inherit;
    font-size: 0.84rem;
    font-weight: 700;
}

.admin-user-actions {
    display: flex;
    gap: 8px;
    margin-top: 12px;
}

.admin-user-actions .admin-open-user {
    flex: 1;
    justify-content: center;
    font-size: 0.82rem;
}

.admin-user-actions .admin-delete-user {
    flex: 0 0 42px;
    justify-content: center;
    padding: 0;
    border-color: var(--danger);
    background: var(--danger-light);
    color: var(--danger);
}

.admin-user-actions .admin-delete-user:hover {
    border-color: var(--danger);
    background: var(--danger);
    color: #fff;
}

.theme-toggle-btn, .btn-header-action {
    height: 38px;
    padding: 0 12px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background: var(--bg-main);
    color: var(--text-main);
    cursor: pointer;
    font-weight: 600;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
}

.theme-toggle-btn:hover, .btn-header-action:hover {
    background: var(--primary-light);
    color: var(--primary);
    border-color: var(--primary);
}

.tools-menu {
    position: relative;
    z-index: 1100;
}

.tools-menu-trigger {
    height: 36px;
    min-height: 36px;
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 0 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--text-main);
    color: var(--bg-card);
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 700;
    list-style: none;
    box-sizing: border-box;
}

.tools-menu-trigger::-webkit-details-marker {
    display: none;
}

.tools-menu-trigger:hover,
.tools-menu[open] .tools-menu-trigger {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

.tools-menu-chevron {
    transition: transform 0.2s ease;
}

.tools-menu[open] .tools-menu-chevron {
    transform: rotate(180deg);
}

.tools-menu-panel {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    width: min(360px, calc(100vw - 32px));
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    padding: 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-card);
    box-shadow: var(--shadow-lg);
}

.tools-menu-section {
    min-width: 0;
    display: grid;
    align-content: start;
    gap: 7px;
}

.tools-menu-section:last-child {
    grid-column: 1 / -1;
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.tools-menu-heading {
    grid-column: 1 / -1;
    margin: 0 0 1px;
    color: var(--text-muted);
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
}

.tools-menu-item {
    width: 100%;
    min-width: 0;
    min-height: 40px;
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 8px 10px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--bg-main);
    color: var(--text-main);
    cursor: pointer;
    font: inherit;
    font-size: 0.8rem;
    font-weight: 650;
    line-height: 1.25;
    text-align: left;
    text-decoration: none;
}

.tools-menu-item:hover,
.tools-menu-item:focus-visible {
    border-color: var(--primary);
    background: var(--primary-light);
    color: var(--primary);
    outline: none;
}

.tools-menu-item-danger {
    border-color: var(--danger);
    background: var(--danger-light);
    color: var(--danger);
}

.tools-menu-item-danger:hover,
.tools-menu-item-danger:focus-visible {
    border-color: var(--danger);
    background: var(--danger);
    color: #fff;
}

@media (max-width: 767px) {
    .app-header {
        padding: 12px 14px;
        gap: 10px;
    }

    .brand-section {
        gap: 10px;
    }

    .brand-logo {
        width: 38px;
        height: 38px;
        font-size: 20px;
    }

    .brand-title {
        font-size: 1.05rem;
    }

    .header-controls {
        display: flex;
        align-items: center;
        gap: 6px;
    }

    .tools-menu-trigger {
        height: 34px;
        min-height: 34px;
        padding: 0 10px;
        font-size: 0.8rem;
        gap: 5px;
    }

    .user-profile-badge {
        height: 34px;
        padding: 0 6px;
        gap: 4px;
    }

    .user-avatar {
        width: 22px;
        height: 22px;
        font-size: 10px;
    }

    .btn-pwd-change, .btn-logout {
        padding: 2px 5px;
        font-size: 0.72rem;
    }

    .tools-menu-panel {
        left: 0;
        right: auto;
        width: min(300px, calc(100vw - 28px));
        max-height: min(70vh, 480px);
        overflow-y: auto;
        grid-template-columns: 1fr;
        z-index: 2000;
    }

    .tools-menu-section:last-child {
        grid-column: auto;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .tools-menu-item-danger {
        grid-column: 1 / -1;
    }
}

@media (max-width: 480px) {
    .app-header {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
    }

    .brand-section {
        width: 100%;
        margin-bottom: 0;
    }

    .header-controls {
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: flex-end;
        gap: 8px;
    }

    .user-profile-badge {
        flex: 0 0 auto;
        justify-content: flex-start;
        max-width: none;
    }
}

/* Desktop Tabs Navigation */
.desktop-nav {
    display: none;
    margin-bottom: 24px;
}

@media (min-width: 768px) {
    .desktop-nav {
        display: flex;
        background: var(--bg-card);
        border: 1px solid var(--border-color);
        padding: 6px;
        border-radius: var(--radius-lg);
        gap: 6px;
    }
}

.nav-tab-btn {
    flex: 1;
    padding: 12px 14px;
    border-radius: var(--radius-md);
    border: none;
    background: transparent;
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: var(--transition);
}

.nav-tab-btn:hover {
    color: var(--text-main);
    background: var(--bg-main);
}

.nav-tab-btn.active {
    background: var(--primary);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.25);
}

.device-management-heading {
    align-items: flex-start;
}

.history-reveal-all {
    flex: 0 0 auto;
    white-space: nowrap;
}

.device-management-actions {
    display: flex;
    flex: 0 0 auto;
    flex-wrap: wrap;
    gap: 8px;
}

.device-management-revoke-all {
    min-height: 38px;
    padding: 7px 11px;
    border: 1px solid var(--danger);
    border-radius: 6px;
    background: var(--danger-light);
    color: var(--danger);
    cursor: pointer;
    font: inherit;
    font-size: 0.8rem;
    font-weight: 750;
}

.device-management-revoke-all:hover,
.device-management-revoke-all:focus-visible {
    background: var(--danger);
    color: #fff;
    outline: none;
}

.device-management-status {
    margin: 0 0 12px;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.device-management-list {
    border-top: 1px solid var(--border-color);
}

.device-management-row {
    padding: 16px 0;
    border-bottom: 1px solid var(--border-color);
}

.device-management-row:last-child {
    border-bottom: 0;
}

.device-management-row-current {
    margin: 0 -10px;
    padding: 16px 10px;
    border-left: 3px solid var(--primary);
    background: var(--primary-light);
}

.device-management-device-heading,
.device-management-resource-heading,
.device-management-resource {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.device-management-device-name {
    min-width: 0;
    color: var(--text-main);
    font-weight: 750;
    font-size: 0.95rem;
    overflow-wrap: anywhere;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.device-badge-current {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--primary);
    background: var(--primary-light);
    border: 1px solid var(--primary);
    border-radius: var(--radius-sm);
    padding: 1px 6px;
}

.device-rename-btn {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--primary);
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    display: inline-flex;
    align-items: center;
    gap: 3px;
    transition: var(--transition);
}

.device-rename-btn:hover {
    background: var(--primary-light);
    text-decoration: underline;
}

.device-management-meta {
    margin-top: 4px;
    color: var(--text-muted);
    font-size: 0.78rem;
    overflow-wrap: anywhere;
}

.device-management-resource-heading {
    margin: 14px 0 6px;
    color: var(--text-muted);
    font-size: 0.72rem;
    font-weight: 800;
    text-transform: uppercase;
}

.device-management-resource {
    min-height: 44px;
    padding: 7px 0;
    border-top: 1px solid var(--border-color);
}

.device-management-resource-current {
    padding-left: 8px;
    border-left: 2px solid var(--primary);
    background: color-mix(in srgb, var(--primary-light) 55%, transparent);
}

.device-management-resource-label {
    min-width: 0;
    color: var(--text-main);
    font-size: 0.84rem;
    overflow-wrap: anywhere;
}

.device-management-revoke {
    flex: 0 0 auto;
    min-height: 34px;
    padding: 5px 10px;
    border: 1px solid var(--danger);
    border-radius: 6px;
    background: var(--danger-light);
    color: var(--danger);
    cursor: pointer;
    font: inherit;
    font-size: 0.78rem;
    font-weight: 700;
}

.device-management-revoke:hover,
.device-management-revoke:focus-visible {
    background: var(--danger);
    color: #fff;
    outline: none;
}

.device-management-empty {
    padding: 24px 0;
    color: var(--text-muted);
    text-align: center;
}

@media (max-width: 520px) {
    .device-management-heading {
        flex-direction: column;
    }

    .device-management-actions {
        width: 100%;
    }

    .device-management-resource {
        align-items: flex-start;
    }
}

/* Mobile Bottom Navigation Bar */
.mobile-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--bottom-nav-height);
    background: var(--bg-glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-top: 1px solid var(--border-color);
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    align-items: center;
    z-index: 1000;
    padding: 0 max(4px, env(safe-area-inset-right)) env(safe-area-inset-bottom) max(4px, env(safe-area-inset-left));
    user-select: none;
    -webkit-user-select: none;
    -webkit-touch-callout: none;
}

@media (min-width: 768px) {
    .mobile-bottom-nav {
        display: none;
    }
}

.mobile-nav-item {
    width: 100%;
    min-width: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 6px 0;
    font-size: 0.72rem;
    font-weight: 600;
    transition: var(--transition);
}

.mobile-nav-item[data-tab="dashboard"] { grid-column: 1; }
.mobile-nav-item[data-tab="transactions"] { grid-column: 2; }
.mobile-nav-item[data-tab="matrix"] { grid-column: 4; }
.mobile-nav-item[data-tab="accounts"] { grid-column: 5; }
.mobile-nav-item[data-tab="admin"] { grid-column: 3; }

.mobile-nav-item .nav-icon {
    font-size: 1.25rem;
    line-height: 1;
}

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

.mobile-nav-item.active .nav-icon {
    transform: scale(1.15);
}

/* Quick Add FAB Button on Mobile */
.mobile-fab-btn {
    position: relative;
    overflow: visible;
    grid-column: 3;
    justify-self: center;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary), #9333ea);
    color: white;
    border-radius: 50%;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    box-shadow: 0 4px 14px rgba(79, 70, 229, 0.4);
    margin-top: -18px;
    cursor: pointer;
    transition: var(--transition);
    touch-action: none;
    user-select: none;
    -webkit-user-select: none;
    -webkit-touch-callout: none;
}

.mobile-fab-btn.is-holding,
.mobile-fab-btn.is-holding:active {
    z-index: 2;
    transform: translateY(-12px) scale(1.75);
    filter: brightness(1.25);
    box-shadow: 0 0 0 8px color-mix(in srgb, var(--primary) 30%, transparent),
        0 8px 22px rgba(79, 70, 229, 0.55);
}

.mobile-fab-btn.is-holding::after {
    content: '';
    position: absolute;
    left: 5px;
    right: 5px;
    bottom: 5px;
    height: 3px;
    border-radius: 2px;
    background: #ffffff;
    transform: scaleX(0);
    transform-origin: left;
    animation: voice-hold-progress 450ms linear forwards;
}

.mobile-fab-btn.is-listening,
.mobile-fab-btn.is-listening:active {
    z-index: 2;
    background: var(--danger);
    transform: translateY(-12px) scale(1.75);
    box-shadow: 0 0 0 10px color-mix(in srgb, var(--danger) 28%, transparent),
        0 8px 22px rgba(127, 29, 29, 0.45);
    animation: voice-listening-pulse 850ms ease-in-out infinite;
}

@keyframes voice-listening-pulse {
    50% { transform: translateY(-12px) scale(1.85); }
}

@keyframes voice-hold-progress {
    to { transform: scaleX(1); }
}

.mobile-fab-btn:active {
    transform: scale(0.92);
}

/* Financial KPI Summary Section & Filter */
.kpi-section {
    margin-bottom: 24px;
}

.kpi-filter-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 14px;
    padding: 2px 0;
}

.kpi-filter-title {
    display: flex;
    align-items: center;
    gap: 8px;
}

.kpi-section-badge {
    font-size: 0.95rem;
    font-weight: 750;
    color: var(--text-main);
    letter-spacing: -0.2px;
}

.kpi-filter-controls {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}

/* Financial KPI Summary Cards */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

@media (max-width: 767px) {
    .kpi-section {
        display: none;
    }

    body[data-active-tab="dashboard"] .kpi-section,
    body[data-active-tab="admin"] .kpi-section {
        display: block;
    }

    .kpi-filter-bar {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
    }

    .kpi-filter-controls {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 8px;
        width: 100%;
    }

    .kpi-filter-controls .period-mode-select {
        flex: 1;
        min-width: 0;
    }

    .kpi-filter-controls .month-selector-group {
        flex-shrink: 0;
    }
}

@media (min-width: 768px) {
    .kpi-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 16px;
    }
}

.kpi-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 16px;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.kpi-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.kpi-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
}

.kpi-card.income::before { background: var(--success); }
.kpi-card.expense::before { background: var(--danger); }
.kpi-card.cashback::before { background: var(--purple); }
.kpi-card.balance::before { background: var(--primary); }

.kpi-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.kpi-title {
    min-width: 0;
    flex: 1 1 auto;
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    overflow-wrap: anywhere;
}

.kpi-icon {
    margin-left: auto;
    width: 30px;
    height: 30px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
}

.kpi-visibility-toggle {
    flex: 0 0 28px;
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--bg-main);
    color: var(--text-muted);
    cursor: pointer;
    font-size: 15px;
}

.kpi-visibility-toggle:hover,
.kpi-visibility-toggle:focus-visible {
    border-color: var(--primary);
    color: var(--primary);
    outline: none;
}

.kpi-card.income .kpi-icon { background: var(--success-light); color: var(--success); }
.kpi-card.expense .kpi-icon { background: var(--danger-light); color: var(--danger); }
.kpi-card.cashback .kpi-icon { background: var(--purple-light); color: var(--purple); }
.kpi-card.balance .kpi-icon { background: var(--primary-light); color: var(--primary); }

.kpi-value {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--text-main);
    word-break: break-all;
}

@media (min-width: 768px) {
    .kpi-value {
        font-size: 1.45rem;
    }
}

.kpi-card.income .kpi-value { color: var(--success); }
.kpi-card.expense .kpi-value { color: var(--danger); }
.kpi-card.cashback .kpi-value { color: var(--purple); }
.kpi-card.balance .kpi-value { color: var(--primary); }

.kpi-footer {
    margin-top: 6px;
    font-size: 0.75rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 4px;
}

.progress-bar-container {
    width: 100%;
    height: 6px;
    background: var(--border-color);
    border-radius: var(--radius-full);
    margin-top: 8px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--success), var(--warning), var(--danger));
    border-radius: var(--radius-full);
    transition: width 0.4s ease;
}

/* Main View Panels */
.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); }
}

/* Card Container */
.content-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 18px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
}

@media (min-width: 768px) {
    .content-card {
        padding: 26px;
    }
}

.card-title-group {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 18px;
    flex-wrap: wrap;
    gap: 10px;
}

.card-heading {
    font-size: 1.15rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
}

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

/* Quick Templates Row */
.quick-template-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 6px;
    color: var(--text-muted);
    font-size: 0.8rem;
    font-weight: 700;
}

.templates-scroll-container {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 4px;
    margin-bottom: 14px;
    scrollbar-width: thin;
}

.templates-scroll-container:empty {
    display: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.templates-scroll-container::-webkit-scrollbar {
    height: 3px;
}

.templates-scroll-container::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

.template-chip {
    flex-shrink: 0;
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    padding: 6px 12px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-main);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: var(--transition);
}

.template-chip:hover, .template-chip:active {
    background: var(--primary-light);
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-1px);
}

/* Fast Entry Form */
.entry-form-grid {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

#view_entry .content-card {
    padding: 14px 16px;
    margin-bottom: 16px;
}

#view_entry .card-title-group {
    margin-bottom: 8px;
}

#view_entry .quick-template-heading {
    margin-bottom: 4px;
}

#view_entry .templates-scroll-container {
    margin-bottom: 8px;
}

#view_entry .entry-form-grid {
    gap: 10px;
}

#view_entry .amount-input-box {
    padding: 10px 14px;
}

#view_entry .amount-field {
    font-size: 1.75rem;
}

#view_entry .amount-vietnamese-text {
    min-height: 0;
    margin-top: 2px;
}

#view_entry .amount-vietnamese-text:empty {
    display: none;
    margin-top: 0;
}

#view_entry .type-toggle-btn {
    padding: 8px 4px;
    font-size: 0.82rem;
}

#view_entry .form-row-2 {
    gap: 10px;
}

#view_entry .btn-primary-action {
    padding: 12px;
    font-size: 1rem;
    margin-top: 2px;
}

.entry-history-mask-option {
    padding: 2px 0;
    color: var(--text-main);
    font-size: 0.86rem;
}

/* Type Toggle */
.type-toggle-group {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    background: var(--bg-main);
    padding: 4px;
    border-radius: var(--radius-md);
    gap: 4px;
}

@media (min-width: 640px) {
    .type-toggle-group {
        grid-template-columns: repeat(4, 1fr);
    }
}

.type-toggle-btn {
    padding: 10px 8px;
    border: none;
    background: transparent;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.type-toggle-btn.active.expense {
    background: var(--danger);
    color: white;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.3);
}

.type-toggle-btn.active.income {
    background: var(--success);
    color: white;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

.type-toggle-btn.active.cashback {
    background: var(--purple);
    color: white;
    box-shadow: 0 2px 8px rgba(139, 92, 246, 0.3);
}

.type-toggle-btn.active.investment {
    background: var(--warning);
    color: white;
    box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
}

.btn-link-action {
    background: transparent;
    border: none;
    color: var(--primary);
    font-size: 0.82rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

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

.entry-picker-heading {
    min-width: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 6px;
}

.entry-picker-heading .form-label,
.entry-picker-heading .btn-link-action,
.form-label-nowrap {
    white-space: nowrap;
}

.entry-picker-heading .form-label {
    min-width: 0;
    font-size: 0.78rem;
}

.entry-picker-heading .btn-link-action {
    flex: 0 0 auto;
    font-size: 0.76rem;
}

.emoji-preset-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 4px;
}

.emoji-preset-item {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
}

.emoji-preset-item:hover, .emoji-preset-item.active {
    background: var(--primary-light);
    border-color: var(--primary);
    transform: scale(1.1);
}

.category-manage-list, .account-manage-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: 240px;
    overflow-y: auto;
    padding-right: 4px;
}

.manage-item-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px;
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
}

.manage-item-left {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
}

.manage-item-badge {
    font-size: 0.72rem;
    padding: 2px 6px;
    border-radius: 4px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
}

.quick-template-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 8px;
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 700;
}

.quick-template-manage-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: 38vh;
    overflow-y: auto;
    padding-top: 14px;
    border-top: 1px solid var(--border-color);
}

.quick-template-manage-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 9px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--bg-main);
}

.quick-template-manage-info {
    min-width: 0;
    display: grid;
    gap: 2px;
}

.quick-template-manage-name {
    overflow-wrap: anywhere;
    color: var(--text-main);
    font-size: 0.88rem;
    font-weight: 700;
}

.quick-template-manage-meta {
    color: var(--text-muted);
    font-size: 0.76rem;
}

.quick-template-manage-actions {
    display: flex;
    flex: 0 0 auto;
    gap: 6px;
}

.quick-template-manage-actions button {
    min-width: 36px;
    min-height: 36px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--bg-card);
    color: var(--text-main);
    cursor: pointer;
}

.quick-template-manage-actions button:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.quick-template-manage-actions .template-delete-btn:hover {
    border-color: var(--danger);
    color: var(--danger);
}

@media (max-width: 480px) {
    .quick-template-heading {
        align-items: flex-start;
    }

    .quick-template-heading .btn-link-action {
        flex: 0 0 auto;
    }

    .quick-template-manage-row {
        align-items: flex-start;
    }
}

/* Big Amount Input */
.amount-input-box {
    position: relative;
    text-align: center;
    background: var(--bg-main);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 16px 14px;
    transition: var(--transition);
}

.amount-input-box:focus-within {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.15);
}

.amount-field {
    width: 100%;
    font-size: 1.9rem;
    font-weight: 800;
    text-align: center;
    border: none;
    background: transparent;
    color: var(--text-main);
    outline: none;
    font-variant-numeric: tabular-nums;
}

.amount-vietnamese-text {
    font-size: 0.82rem;
    font-style: italic;
    color: var(--text-muted);
    margin-top: 4px;
    min-height: 20px;
}

/* Quick Amount Buttons */
.quick-amount-presets {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.amount-preset-btn {
    flex: 1 1 calc(20% - 8px);
    min-width: 55px;
    padding: 8px 4px;
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-main);
    cursor: pointer;
    transition: var(--transition);
}

.amount-preset-btn:hover, .amount-preset-btn:active {
    background: var(--primary-light);
    border-color: var(--primary);
    color: var(--primary);
}

/* Category Grid Picker */
.category-picker-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    max-height: 220px;
    overflow-y: auto;
    padding: 4px;
}

.entry-picker-box {
    display: flex;
    align-items: center;
    width: 100%;
    min-height: 48px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-main);
    padding: 4px 6px 4px 12px;
    gap: 8px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.entry-picker-box:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px var(--primary-light);
}

.category-selected-trigger {
    flex: 1;
    min-width: 0;
    min-height: 40px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-main);
    cursor: pointer;
    font: inherit;
    font-weight: 700;
    text-align: left;
    outline: none;
    user-select: none;
}

.category-selected-trigger .cat-icon {
    font-size: 1.3rem;
    flex-shrink: 0;
}

.category-selected-trigger .account-name-full,
.category-selected-trigger .account-name-mobile,
.category-selected-trigger #selectedCategoryName {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.btn-picker-inline-add {
    flex: 0 0 auto;
    height: 36px;
    padding: 0 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    color: var(--primary);
    font: inherit;
    font-size: 0.8rem;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.btn-picker-inline-add:hover,
.btn-picker-inline-add:focus-visible {
    border-color: var(--primary);
    background: var(--primary-light);
    outline: none;
}

.category-picker-modal .category-picker-grid {
    max-height: min(65vh, 520px);
}

.account-picker-modal .account-picker-row {
    max-height: min(65vh, 520px);
    overflow-y: auto;
}

@media (min-width: 640px) {
    .category-picker-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (min-width: 1024px) {
    .category-picker-grid {
        grid-template-columns: repeat(5, 1fr);
    }
}

.category-chip-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 4px;
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-main);
    text-align: center;
    transition: var(--transition);
}

.category-chip-btn .cat-icon {
    font-size: 1.4rem;
}

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

.category-chip-btn.active {
    background: var(--primary-light);
    border-color: var(--primary);
    color: var(--primary);
    box-shadow: 0 2px 8px rgba(79, 70, 229, 0.2);
    font-weight: 700;
}

/* Account / Bank Card Chips */
.account-picker-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    min-width: 0;
}

.account-chip-btn {
    flex: 1 1 calc(33.33% - 8px);
    min-width: 0;
    padding: 10px 8px;
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-main);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: var(--transition);
}

.account-chip-btn > span:last-child {
    min-width: 0;
    overflow-wrap: anywhere;
}

.account-name-mobile {
    display: none;
}

@media (max-width: 767px) {
    .account-name-full.vcb-account-name {
        display: none;
    }

    .account-name-mobile.vcb-account-name {
        display: inline;
    }
}

.account-chip-btn.active {
    background: var(--primary-light);
    border-color: var(--primary);
    color: var(--primary);
    box-shadow: 0 2px 8px rgba(79, 70, 229, 0.2);
    font-weight: 700;
}

/* Form Row (Date & Note) */
.form-row-2 {
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
}

@media (min-width: 640px) {
    .form-row-2 {
        grid-template-columns: 1fr 1fr;
    }
}

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

.form-group.is-hidden {
    display: none;
}

.form-label {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-muted);
}

.form-input {
    width: 100%;
    padding: 12px 14px;
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    color: var(--text-main);
    outline: none;
    transition: var(--transition);
}

.form-input:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

/* Primary Action Submit Button */
.btn-primary-action {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, var(--primary), #8b5cf6);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1.05rem;
    font-weight: 800;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    box-shadow: 0 4px 16px rgba(79, 70, 229, 0.35);
    transition: var(--transition);
}

.btn-primary-action:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(79, 70, 229, 0.45);
}

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

.btn-primary-action:disabled {
    background: #cbd5e1;
    color: #64748b;
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}

.btn-primary-action:disabled:hover {
    box-shadow: none;
    transform: none;
}

/* Charts Grid */
.charts-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

@media (min-width: 1024px) {
    .charts-grid {
        grid-template-columns: 1fr 1fr;
    }
    .chart-full-width {
        grid-column: span 2;
    }
}

.chart-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px;
    box-shadow: var(--shadow-sm);
    min-height: 350px;
    display: flex;
    flex-direction: column;
}

.chart-wrapper {
    position: relative;
    flex: 1;
    width: 100%;
    min-height: 260px;
}

/* Transaction Ledger & Filter Bar */
.filter-bar {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 16px;
}

.search-input-wrapper {
    position: relative;
    width: 100%;
    display: flex;
    align-items: center;
}

.search-icon {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 0.85rem;
}

.search-input {
    width: 100%;
    padding: 7px 30px 7px 32px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background: var(--bg-main);
    color: var(--text-main);
    font-size: 0.82rem;
    outline: none;
    height: 36px;
}

.btn-clear-filters {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    border: none;
    background: var(--text-muted);
    color: var(--bg-card);
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 800;
    cursor: pointer;
    padding: 0;
    transition: var(--transition);
}

.btn-clear-filters:hover {
    background: var(--danger);
    color: #fff;
}

.filter-select-group {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 6px;
    width: 100%;
}

.filter-select-group .filter-select {
    width: 100%;
    min-width: 0;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
}

.filter-select {
    padding: 6px 8px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background: var(--bg-main);
    color: var(--text-main);
    font-size: 0.8rem;
    font-weight: 600;
    outline: none;
    cursor: pointer;
    height: 36px;
}

.filter-date-group {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 4px;
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2px 4px;
    width: 100%;
    height: 36px;
    align-items: center;
}

.filter-date-group .date-select {
    width: 100%;
    min-width: 0;
    border: none;
    background: transparent;
    padding: 3px 2px;
    font-size: 0.8rem;
    font-weight: 700;
    height: 28px;
    text-align: center;
}

@media (min-width: 768px) {
    .filter-bar {
        flex-direction: row;
        align-items: center;
        gap: 8px;
    }

    .search-input-wrapper {
        flex: 1 1 200px;
        width: auto;
    }

    .filter-select-group {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        width: auto;
        gap: 6px;
    }

    .filter-select-group .filter-select {
        width: auto;
    }

    .filter-date-group {
        grid-column: auto;
        display: inline-flex;
        width: auto;
        gap: 2px;
    }

    .filter-date-group .date-select {
        width: auto;
        padding: 3px 6px;
    }
}

/* Transaction List */
.transaction-summary {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 8px;
    margin: 0 0 14px;
}

.transaction-summary-item {
    display: grid;
    gap: 4px;
    min-width: 0;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-card);
}

.transaction-summary-item span {
    color: var(--text-muted);
    font-size: 0.75rem;
}

.transaction-summary-item strong {
    overflow: hidden;
    color: var(--text-main);
    font-size: 0.95rem;
    font-variant-numeric: tabular-nums;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.transaction-summary-net {
    border-color: color-mix(in srgb, var(--primary) 35%, var(--border-color));
}

@media (max-width: 600px) {
    .transaction-summary {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

.transaction-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.transaction-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 8px 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    transition: var(--transition);
}

.transaction-item:hover {
    border-color: var(--primary);
    transform: translateX(2px);
}

.tx-left {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    min-width: 0;
}

.tx-cat-icon {
    width: 34px;
    height: 34px;
    border-radius: var(--radius-sm);
    background: var(--bg-main);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 17px;
    flex-shrink: 0;
}

.tx-details {
    display: flex;
    flex-direction: column;
    gap: 1px;
    min-width: 0;
}

.tx-title {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--text-main);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.25;
}

.tx-meta {
    font-size: 0.72rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 5px;
    flex-wrap: nowrap;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.tx-date {
    font-size: 0.72rem;
    color: var(--text-muted);
    flex-shrink: 0;
}

.tx-badge {
    background: var(--bg-main);
    padding: 1px 6px;
    border-radius: var(--radius-sm);
    font-size: 0.7rem;
    font-weight: 600;
    border: 1px solid var(--border-color);
    flex-shrink: 0;
    line-height: 1.35;
}

.tx-badge-acc {
    background: var(--bg-main);
    color: var(--text-main);
    border-color: var(--border-color);
    font-weight: 650;
    max-width: min(50vw, 240px);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.tx-badge-user {
    background: var(--primary-light);
    color: var(--primary);
    font-weight: 700;
}

.tx-right {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: center;
    gap: 1px;
    flex-shrink: 0;
}

.tx-amount {
    font-size: 0.9rem;
    font-weight: 800;
    line-height: 1.25;
    white-space: nowrap;
}

.tx-amount.expense { color: var(--danger); }
.tx-amount.income { color: var(--success); }
.tx-amount.cashback { color: var(--purple); }
.tx-amount.investment { color: var(--warning); }

.tx-actions {
    display: flex;
    gap: 2px;
    opacity: 0.85;
    transition: var(--transition);
}

.btn-tx-action {
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: 0.78rem;
    padding: 2px 4px;
    color: var(--text-muted);
    border-radius: 4px;
    line-height: 1;
}

.btn-tx-action:hover {
    color: var(--text-main);
    background: var(--bg-main);
}

.btn-tx-action.delete:hover {
    color: var(--danger);
}

/* Excel Matrix Sheet View */
.excel-matrix-wrapper {
    overflow-x: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-card);
    max-height: 700px;
    overflow-y: auto;
}

.excel-matrix-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
    white-space: nowrap;
}

.excel-matrix-table th, .excel-matrix-table td {
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    text-align: right;
}

.excel-matrix-table th:first-child, .excel-matrix-table td:first-child {
    text-align: left;
    position: sticky;
    left: 0;
    background: var(--bg-card);
    z-index: 2;
    min-width: 220px;
    font-weight: 600;
}

.excel-matrix-table thead th {
    background: var(--bg-main);
    position: sticky;
    top: 0;
    z-index: 3;
    font-weight: 700;
    color: var(--text-main);
}

.excel-matrix-table thead th:first-child {
    z-index: 4;
}

.excel-section-header {
    background: var(--primary-light) !important;
    font-weight: 800 !important;
    color: var(--primary) !important;
    text-align: left !important;
}

.excel-section-header td {
    text-align: left !important;
}

.excel-row-income { color: var(--success); }
.excel-row-expense { color: var(--danger); }
.excel-row-cashback { color: var(--purple); }
.excel-row-balance { font-weight: 800; }

.excel-total-col {
    background: var(--bg-main);
    font-weight: 800;
}

/* Matrix Toolbar & Zoom Controls */
.matrix-toolbar-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.matrix-zoom-controls {
    display: inline-flex;
    align-items: center;
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2px 4px;
    gap: 2px;
}

.btn-matrix-zoom {
    background: transparent;
    border: none;
    color: var(--text-main);
    font-size: 0.78rem;
    font-weight: 700;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
}

.btn-matrix-zoom:hover {
    background: var(--bg-card);
    color: var(--primary);
}

@media (max-width: 767px) {
    #view_matrix .content-card {
        padding-left: 12px;
        padding-right: 12px;
    }

    #view_matrix .card-title-group {
        align-items: stretch;
    }

    #view_matrix .card-title-group > div:last-child {
        display: flex !important;
        flex-wrap: wrap;
        width: 100%;
        gap: 6px;
    }

    .matrix-toolbar-actions {
        display: flex;
        align-items: center;
        justify-content: space-between;
        width: 100%;
    }

    .matrix-zoom-controls {
        flex: 1 1 100%;
        justify-content: center;
        padding: 4px;
        margin-bottom: 2px;
    }

    .btn-matrix-zoom {
        flex: 1;
        text-align: center;
        padding: 6px 10px;
        font-size: 0.82rem;
    }

    #view_matrix .card-title-group .btn-header-action {
        flex: 1;
        min-width: 0;
        padding: 8px 6px !important;
        justify-content: center;
        font-size: 0.75rem;
        white-space: normal;
        text-align: center;
    }

    .excel-matrix-wrapper {
        margin-inline: -12px;
        border-left: 0;
        border-right: 0;
        border-radius: 0;
        max-height: calc(100dvh - 245px);
        overscroll-behavior: contain;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: thin;
        touch-action: pan-x pan-y;
    }

    .excel-matrix-table {
        width: max-content;
        min-width: 100%;
        font-size: 0.74rem;
        transform-origin: top left;
        transition: zoom 0.15s ease-out;
    }

    .excel-matrix-table th,
    .excel-matrix-table td {
        min-width: 92px;
        padding: 8px 9px;
    }

    .excel-matrix-table th:first-child,
    .excel-matrix-table td:first-child {
        min-width: 128px;
        max-width: 128px;
        white-space: normal;
        overflow-wrap: anywhere;
        box-shadow: 3px 0 8px rgba(15, 23, 42, 0.08);
    }

    .excel-matrix-table .excel-section-header td {
        position: static;
        min-width: 0;
        max-width: none;
        white-space: nowrap;
        box-shadow: none;
    }
}

/* Card & Account Hub */
.accounts-hub-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}

@media (min-width: 768px) {
    .accounts-hub-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 1200px) {
    .accounts-hub-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

.bank-card-widget {
    min-width: 0;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: 16px;
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.bank-card-visual {
    border-radius: var(--radius-md);
    padding: 16px;
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 120px;
    box-shadow: 0 6px 16px rgba(0,0,0,0.15);
}

.card-vcb { background: linear-gradient(135deg, #059669, #10b981); }
.card-hsbc { background: linear-gradient(135deg, #b91c1c, #ef4444); }
.card-hsbc-hoa { background: linear-gradient(135deg, #9f1239, #f43f5e); }
.card-scb { background: linear-gradient(135deg, #1d4ed8, #3b82f6); }
.card-scb-hoa { background: linear-gradient(135deg, #0369a1, #06b6d4); }
.card-uob { background: linear-gradient(135deg, #6d28d9, #8b5cf6); }
.card-cash { background: linear-gradient(135deg, #d97706, #f59e0b); }

.card-stats-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    padding: 6px 0;
    border-bottom: 1px dashed var(--border-color);
}

.card-stats-row:last-child {
    border-bottom: none;
}

.card-statement {
    display: grid;
    gap: 10px;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-main);
}

.statement-controls {
    display: grid;
    grid-template-columns: minmax(0, 1fr) max-content;
    gap: 8px;
    align-items: end;
}

.statement-controls label {
    display: grid;
    gap: 4px;
    min-width: 0;
    color: var(--text-muted);
    font-size: 0.72rem;
    font-weight: 650;
}

.statement-controls input {
    width: 100%;
    min-width: 0;
    height: 36px;
    padding: 0 8px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    color: var(--text-main);
    font: inherit;
    font-size: 0.82rem;
}

.statement-controls .btn-header-action {
    min-height: 36px;
    width: 100%;
    justify-content: center;
    font-size: 0.76rem;
}

.statement-controls .btn-header-action {
    align-self: end;
    width: auto;
    max-width: 100%;
    padding-inline: 7px;
    font-size: 0.7rem;
    white-space: nowrap;
}

.statement-period-heading,
.statement-period-meta,
.statement-transaction-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.statement-period-heading {
    padding-top: 2px;
    font-size: 0.74rem;
}

.statement-period-heading strong {
    color: var(--danger);
    font-size: 0.95rem;
    white-space: nowrap;
}

.statement-period-meta {
    flex-wrap: wrap;
    color: var(--text-muted);
    font-size: 0.68rem;
}

.statement-balance-row,
.statement-carry-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding: 9px 10px;
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    font-size: 0.76rem;
}

.statement-balance-row strong {
    color: var(--danger);
    font-size: 0.94rem;
    font-variant-numeric: tabular-nums;
}

.statement-carry-row {
    color: var(--success);
}

.statement-carry-row strong {
    font-variant-numeric: tabular-nums;
}

.statement-transaction-list {
    display: grid;
    max-height: 220px;
    overflow: auto;
    border-top: 1px solid var(--border-color);
}

.statement-transaction-row {
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.73rem;
}

.statement-transaction-row:last-child {
    border-bottom: 0;
}

.statement-transaction-row span {
    display: grid;
    gap: 3px;
    min-width: 0;
}

.statement-transaction-row span strong {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.statement-transaction-row small,
.statement-empty,
.statement-unconfigured {
    color: var(--text-muted);
    font-size: 0.69rem;
}

.statement-expense {
    color: var(--danger);
    white-space: nowrap;
}

.statement-cashback {
    color: var(--purple);
    white-space: nowrap;
}

.statement-empty,
.statement-unconfigured {
    padding: 8px 0 2px;
}

@media (max-width: 380px) {
    .statement-controls { gap: 6px; }
    .statement-controls .btn-header-action { padding-inline: 7px; font-size: 0.7rem; }
}

.statement-config-modal {
    max-width: 480px;
}

.statement-config-modal .entry-form-grid {
    display: grid;
    gap: 14px;
}

.statement-config-divider {
    display: flex;
    align-items: center;
    gap: 9px;
    color: var(--text-muted);
    font-size: 0.76rem;
}

.statement-config-divider::before,
.statement-config-divider::after {
    content: '';
    height: 1px;
    flex: 1;
    background: var(--border-color);
}

.statement-config-modal .form-group small {
    color: var(--text-muted);
    font-size: 0.72rem;
    line-height: 1.45;
}

/* Modal Popup */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 6000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 16px;
}

.modal-overlay.active {
    display: flex;
}

.modal-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    max-width: 520px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    padding: 24px;
    box-shadow: var(--shadow-lg);
    animation: scaleUp 0.25s ease;
}

.session-timeout-content {
    max-width: 420px;
}

.session-timeout-message {
    margin-bottom: 20px;
}

.session-timeout-actions {
    display: flex;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 10px;
}

.session-timeout-actions .btn-primary-action {
    width: auto;
    margin: 0;
    padding: 0 16px;
}

.cloud-key-remember {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 4px;
    color: var(--text-main);
    font-size: 0.82rem;
}

@media (max-width: 480px) {
    .session-timeout-actions > button {
        flex: 1 1 100%;
        justify-content: center;
        min-height: 42px;
    }
}

@keyframes scaleUp {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.modal-close-btn {
    background: transparent;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-muted);
}

/* User Profile Badge in Header */
.user-profile-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    padding: 0 8px;
    border-radius: var(--radius-full);
    max-width: 100%;
    height: 36px;
    box-sizing: border-box;
}

.user-avatar {
    width: 24px;
    height: 24px;
    flex: 0 0 24px;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 750;
}

.user-fullname {
    min-width: 0;
    flex: 0 1 auto;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-main);
    max-width: min(30vw, 240px);
    white-space: normal;
    overflow-wrap: anywhere;
}

.btn-pwd-change {
    background: var(--primary-light);
    border: 1px solid var(--primary);
    color: var(--primary);
    font-size: 0.75rem;
    font-weight: 700;
    cursor: pointer;
    padding: 3px 7px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    white-space: nowrap;
}

.btn-pwd-change:hover {
    background: var(--primary);
    color: white;
}

.btn-logout {
    background: transparent;
    border: none;
    color: var(--danger);
    font-size: 0.78rem;
    font-weight: 700;
    cursor: pointer;
    padding: 3px 5px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    white-space: nowrap;
}

.btn-logout:hover {
    background: var(--danger-light);
}

/* Authentication Fullscreen Lock Screen */
.auth-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.88);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 5000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 16px;
    overflow-y: auto;
}

.auth-overlay.active {
    display: flex;
}

.auth-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    max-width: 460px;
    width: 100%;
    padding: 28px 24px;
    box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.3);
    animation: scaleUp 0.3s ease;
}

.auth-brand {
    text-align: center;
    margin-bottom: 22px;
}

.auth-logo {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary), #ec4899);
    border-radius: var(--radius-lg);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: white;
    box-shadow: 0 8px 18px rgba(79, 70, 229, 0.35);
    margin-bottom: 12px;
}

.auth-title {
    font-size: 1.35rem;
    font-weight: 800;
    margin-bottom: 4px;
}

.auth-subtitle {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.auth-tabs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    background: var(--bg-main);
    border-radius: var(--radius-md);
    padding: 4px;
    gap: 4px;
    margin-bottom: 20px;
}

.auth-tab-btn {
    padding: 10px;
    border: none;
    background: transparent;
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition);
}

.auth-tab-btn.active {
    background: var(--bg-card);
    color: var(--primary);
    box-shadow: var(--shadow-sm);
}

.auth-form {
    display: none;
    flex-direction: column;
    gap: 14px;
}

.auth-form.active {
    display: flex;
}

.password-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.password-input-wrapper .form-input {
    padding-right: 42px;
}

.btn-toggle-pwd {
    position: absolute;
    right: 10px;
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: 1.1rem;
    color: var(--text-muted);
    padding: 4px;
}

.auth-remember-row {
    display: flex;
    align-items: center;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.auth-checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 24px;
    right: 20px;
    z-index: 99999;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
    max-width: calc(100vw - 40px);
}

.toast-msg {
    padding: 14px 22px;
    border-radius: var(--radius-md);
    background: var(--bg-card);
    color: var(--text-main);
    box-shadow: 0 12px 30px -5px rgba(0, 0, 0, 0.25), 0 4px 10px -2px rgba(0, 0, 0, 0.15);
    border: 1px solid var(--border-color);
    border-left: 5px solid var(--primary);
    font-size: 0.92rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
    animation: slideIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    pointer-events: auto;
}

.toast-msg.success { border-left-color: var(--success); }
.toast-msg.error { border-left-color: var(--danger); background: var(--bg-card); }

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

/* Empty State */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-muted);
}

.empty-state-icon {
    font-size: 48px;
    margin-bottom: 12px;
}