/**
 * Repair-IT Monzo Accounts Tracker - Design System
 * 
 * Clean, modern CSS variables design system with full Light & Dark mode.
 * Zero inline CSS throughout the entire application.
 */

:root {
    /* Brand & Accent Colors */
    --brand-coral: #FF365D;
    --brand-coral-hover: #E6284F;
    --brand-coral-light: rgba(255, 54, 93, 0.12);
    --brand-coral-glow: rgba(255, 54, 93, 0.25);
    
    --color-income: #00C288;
    --color-income-light: rgba(0, 194, 136, 0.12);
    --color-income-border: rgba(0, 194, 136, 0.3);
    
    --color-expense: #FF4A6B;
    --color-expense-light: rgba(255, 74, 107, 0.12);
    --color-expense-border: rgba(255, 74, 107, 0.3);
    
    --color-info: #3B82F6;
    --color-info-light: rgba(59, 130, 246, 0.12);
    --color-warning: #F59E0B;
    --color-warning-light: rgba(245, 158, 11, 0.12);
    --color-purple: #8B5CF6;
    --color-purple-light: rgba(139, 92, 246, 0.12);

    /* Light Theme (Default) */
    --bg-body: #F4F6F9;
    --bg-surface: #FFFFFF;
    --bg-surface-elevated: #FFFFFF;
    --bg-sidebar: #0D1B2A;
    --bg-sidebar-hover: rgba(255, 255, 255, 0.08);
    --bg-sidebar-active: rgba(255, 54, 93, 0.15);
    --bg-input: #F8FAFC;
    --bg-input-focus: #FFFFFF;
    --bg-pill: #EDF2F7;
    --bg-pill-hover: #E2E8F0;

    --text-primary: #1E293B;
    --text-secondary: #64748B;
    --text-muted: #94A3B8;
    --text-inverse: #FFFFFF;
    --text-sidebar: #CBD5E1;
    --text-sidebar-bright: #FFFFFF;

    --border-color: #E2E8F0;
    --border-subtle: #F1F5F9;
    --border-focus: #FF365D;

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 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 2px 8px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.06);

    /* Layout Dimensions */
    --sidebar-width: 260px;
    --header-height: 70px;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-full: 9999px;
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
}

/* Dark Mode Overrides */
[data-theme="dark"] {
    --bg-body: #0B111E;
    --bg-surface: #131D30;
    --bg-surface-elevated: #1B2842;
    --bg-sidebar: #090E1A;
    --bg-sidebar-hover: rgba(255, 255, 255, 0.06);
    --bg-sidebar-active: rgba(255, 54, 93, 0.2);
    --bg-input: #1B2842;
    --bg-input-focus: #213050;
    --bg-pill: #1E2D48;
    --bg-pill-hover: #263859;

    --text-primary: #F8FAFC;
    --text-secondary: #94A3B8;
    --text-muted: #64748B;
    --text-inverse: #0B111E;
    --text-sidebar: #94A3B8;
    --text-sidebar-bright: #FFFFFF;

    --border-color: #213050;
    --border-subtle: #17243C;
    --border-focus: #FF365D;

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.6);
    --shadow-card: 0 4px 12px rgba(0, 0, 0, 0.35);
}

/* CSS Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    font-size: 15px;
    line-height: 1.5;
    background-color: var(--bg-body);
    color: var(--text-primary);
    -webkit-font-smoothing: antialiased;
}

body {
    min-height: 100vh;
    display: flex;
    background-color: var(--bg-body);
    color: var(--text-primary);
    overflow-x: hidden;
}

a {
    color: var(--brand-coral);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--brand-coral-hover);
}

hr {
    border: 0;
    border-top: 1px solid var(--border-color);
    margin: 1.5rem 0;
}

/* ==========================================================================
   Global Base Form Element Styling (Universal)
   ========================================================================== */

input[type="text"],
input[type="email"],
input[type="password"],
input[type="date"],
input[type="search"],
textarea,
select {
    display: block;
    width: 100%;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    font-size: 0.95rem;
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0.85rem 1.15rem;
    box-sizing: border-box;
    outline: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
input[type="date"]:focus,
input[type="search"]:focus,
textarea:focus,
select:focus {
    background-color: var(--bg-input-focus);
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px var(--brand-coral-light);
}

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

label {
    display: block;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

input::placeholder,
textarea::placeholder {
    color: var(--text-muted);
    opacity: 0.8;
}

/* ==========================================================================
   Main App Layout
   ========================================================================== */

.app-wrapper {
    display: flex;
    width: 100%;
    min-height: 100vh;
}

/* Sidebar Navigation */
.app-sidebar {
    width: var(--sidebar-width);
    background-color: var(--bg-sidebar);
    color: var(--text-sidebar);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 100;
    transition: transform var(--transition-normal);
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.15);
}

.sidebar-header {
    height: var(--header-height);
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.15rem;
    color: var(--text-sidebar-bright);
    letter-spacing: -0.02em;
}

.brand-icon {
    width: 34px;
    height: 34px;
    background: linear-gradient(135deg, var(--brand-coral) 0%, #FF6584 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF;
    box-shadow: 0 4px 10px var(--brand-coral-glow);
}

.sidebar-close-btn {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-sidebar);
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0.5rem;
}

.sidebar-account-pill {
    margin: 1.25rem 1rem 0.5rem;
    padding: 0.85rem 1rem;
    background-color: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-md);
}

.account-pill-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    font-weight: 600;
}

.account-pill-name {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-sidebar-bright);
    margin-top: 0.2rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.account-pill-meta {
    font-size: 0.75rem;
    color: var(--brand-coral);
    margin-top: 0.2rem;
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.sidebar-nav {
    flex: 1;
    padding: 1rem 0.75rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.nav-section-title {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    padding: 0.75rem 0.75rem 0.35rem;
    font-weight: 700;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding: 0.75rem 0.9rem;
    color: var(--text-sidebar);
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: 0.92rem;
    transition: all var(--transition-fast);
}

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

.nav-item.active {
    background-color: var(--bg-sidebar-active);
    color: var(--brand-coral);
    font-weight: 600;
    border-left: 3px solid var(--brand-coral);
}

.nav-icon {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.sidebar-footer {
    padding: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    color: var(--text-sidebar);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--color-income);
    box-shadow: 0 0 6px var(--color-income);
}

.status-dot.demo {
    background-color: var(--color-warning);
    box-shadow: 0 0 6px var(--color-warning);
}

/* Main Content Area */
.app-main {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    min-width: 0;
}

/* Top Navigation Bar */
.app-header {
    height: var(--header-height);
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border-color);
    padding: 0 1.75rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 50;
    box-shadow: var(--shadow-sm);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.mobile-menu-toggle {
    display: none;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    width: 38px;
    height: 38px;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.2rem;
}

.page-title {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

/* Theme Toggle & Action Buttons */
.icon-btn {
    background-color: var(--bg-pill);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    width: 38px;
    height: 38px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.icon-btn:hover {
    background-color: var(--bg-pill-hover);
    color: var(--text-primary);
    transform: translateY(-1px);
}

/* Theme Toggle Icons */
#theme-icon-sun {
    display: none;
}

#theme-icon-moon {
    display: block;
}

[data-theme="dark"] #theme-icon-sun {
    display: block;
}

[data-theme="dark"] #theme-icon-moon {
    display: none;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.6rem 1.15rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all var(--transition-fast);
    line-height: 1;
}

.btn-primary {
    background-color: var(--brand-coral);
    color: #FFFFFF;
    box-shadow: 0 2px 6px var(--brand-coral-glow);
}

.btn-primary:hover {
    background-color: var(--brand-coral-hover);
    color: #FFFFFF;
    transform: translateY(-1px);
}

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

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

.btn-sm {
    padding: 0.45rem 0.8rem;
    font-size: 0.8rem;
}

.btn-danger {
    background-color: var(--color-expense-light);
    color: var(--color-expense);
    border-color: var(--color-expense-border);
}

.btn-danger:hover {
    background-color: var(--color-expense);
    color: #FFFFFF;
}

/* Content Container */
.content-body {
    padding: 1.75rem;
    flex: 1;
}

/* ==========================================================================
   Financial Metrics Cards Grid
   ========================================================================== */

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.25rem;
    margin-bottom: 1.75rem;
}

.metric-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.35rem;
    box-shadow: var(--shadow-card);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    overflow: hidden;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

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

.metric-card.accent-balance {
    border-top: 4px solid var(--brand-coral);
}

.metric-card.accent-income {
    border-top: 4px solid var(--color-income);
}

.metric-card.accent-expense {
    border-top: 4px solid var(--color-expense);
}

.metric-card.accent-net {
    border-top: 4px solid var(--color-info);
}

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

.metric-label {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-secondary);
}

.metric-icon-wrap {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.metric-icon-wrap.coral {
    background-color: var(--brand-coral-light);
    color: var(--brand-coral);
}

.metric-icon-wrap.green {
    background-color: var(--color-income-light);
    color: var(--color-income);
}

.metric-icon-wrap.red {
    background-color: var(--color-expense-light);
    color: var(--color-expense);
}

.metric-icon-wrap.blue {
    background-color: var(--color-info-light);
    color: var(--color-info);
}

.metric-value {
    font-size: 1.85rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--text-primary);
    margin-bottom: 0.35rem;
}

.metric-sub {
    font-size: 0.8rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.trend-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.15rem 0.45rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
}

.trend-badge.positive {
    background-color: var(--color-income-light);
    color: var(--color-income);
}

.trend-badge.negative {
    background-color: var(--color-expense-light);
    color: var(--color-expense);
}

/* ==========================================================================
   Dashboard Grids & Cards
   ========================================================================== */

.dashboard-row {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.75rem;
}

.dashboard-row.equal {
    grid-template-columns: 1fr 1fr;
}

.card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    overflow: hidden;
}

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

.card-title {
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.card-body {
    padding: 1.5rem;
}

.card-body.p-0 {
    padding: 0;
}

/* ==========================================================================
   Data Tables & Financial Rows
   ========================================================================== */

.table-responsive {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

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

.data-table th {
    padding: 0.85rem 1.25rem;
    background-color: var(--bg-subtle, var(--bg-pill));
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
}

.data-table td {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
    vertical-align: middle;
}

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

.data-table tr:hover td {
    background-color: var(--bg-pill);
}

.tx-merchant-cell {
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.merchant-logo-wrap {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-md);
    background-color: var(--bg-pill);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--text-secondary);
    overflow: hidden;
    flex-shrink: 0;
}

.merchant-logo-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

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

.tx-name {
    font-weight: 600;
    color: var(--text-primary);
}

.tx-desc {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 0.15rem;
}

.amount-cell {
    font-weight: 700;
    font-size: 0.95rem;
    white-space: nowrap;
    text-align: right;
}

.amount-income {
    color: var(--color-income);
}

.amount-expense {
    color: var(--color-expense);
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.25rem 0.65rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    white-space: nowrap;
}

.badge-income { background: var(--color-income-light); color: var(--color-income); }
.badge-expenses { background: var(--brand-coral-light); color: var(--brand-coral); }
.badge-hardware { background: var(--color-purple-light); color: var(--color-purple); }
.badge-services { background: var(--color-info-light); color: var(--color-info); }
.badge-bills { background: var(--color-warning-light); color: var(--color-warning); }
.badge-telecoms { background: rgba(14, 165, 233, 0.15); color: #0EA5E9; }
.badge-transport { background: rgba(249, 115, 22, 0.15); color: #F97316; }
.badge-groceries { background: rgba(16, 185, 129, 0.15); color: #10B981; }
.badge-transfers { background: rgba(168, 85, 247, 0.15); color: #A855F7; }
.badge-general { background: var(--bg-pill); color: var(--text-secondary); }
.badge-default { background: var(--bg-pill); color: var(--text-secondary); }

/* ==========================================================================
   Pots & Goals
   ========================================================================== */

.pots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.25rem;
}

.pot-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-card);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.pot-header {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    margin-bottom: 1.25rem;
}

.pot-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--color-purple-light) 0%, rgba(139, 92, 246, 0.25) 100%);
    color: var(--color-purple);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.pot-name {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.pot-balance {
    font-size: 1.75rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    margin-bottom: 0.85rem;
}

.pot-progress-track {
    width: 100%;
    height: 8px;
    background-color: var(--bg-pill);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.pot-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-purple) 0%, var(--brand-coral) 100%);
    border-radius: var(--radius-full);
}

.pot-goal-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* ==========================================================================
   Filter Bars & Search Inputs
   ========================================================================== */

.filter-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.25rem;
    flex-wrap: wrap;
    margin-bottom: 1.75rem;
    background-color: var(--bg-surface);
    padding: 1.25rem 1.5rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
}

.date-range-form {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    flex-wrap: wrap;
}

.action-button-group {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    flex-wrap: wrap;
}

.input-control {
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.6rem 0.9rem;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    outline: none;
    transition: all var(--transition-fast);
}

.input-control:focus {
    background-color: var(--bg-input-focus);
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px var(--brand-coral-light);
}

.search-input-wrap {
    position: relative;
    min-width: 240px;
}

.search-input-wrap input {
    width: 100%;
    padding-left: 2.25rem;
}

.search-icon {
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
}

/* ==========================================================================
   Flash Alerts & Banners
   ========================================================================== */

.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
    font-weight: 500;
}

.alert-demo {
    background-color: var(--color-warning-light);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: var(--color-warning);
}

.alert-success {
    background-color: var(--color-income-light);
    border: 1px solid var(--color-income-border);
    color: var(--color-income);
}

.alert-error {
    background-color: var(--color-expense-light);
    border: 1px solid var(--color-expense-border);
    color: var(--color-expense);
}

.alert-info {
    background-color: var(--color-info-light);
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: var(--color-info);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.app-footer {
    padding: 1.25rem 1.75rem;
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-surface);
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: auto;
    flex-wrap: wrap;
    gap: 0.75rem;
}

/* ==========================================================================
   Backdrop & Mobile Nav
   ========================================================================== */

.sidebar-backdrop {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(2px);
    z-index: 90;
}

.sidebar-backdrop.active {
    display: block;
}

/* ==========================================================================
   Mobile & Responsive Media Queries
   ========================================================================== */

@media (max-width: 992px) {
    .dashboard-row,
    .dashboard-row.equal {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .app-sidebar {
        transform: translateX(-100%);
    }

    .app-sidebar.open {
        transform: translateX(0);
    }

    .sidebar-close-btn {
        display: block;
    }

    .app-main {
        margin-left: 0;
    }

    .mobile-menu-toggle {
        display: inline-flex;
    }

    .content-body {
        padding: 1rem;
    }

    .app-header {
        padding: 0 1rem;
    }

    .metric-value {
        font-size: 1.5rem;
    }

    .filter-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .search-input-wrap {
        width: 100%;
    }

    .filter-group {
        width: 100%;
    }

/* ==========================================================================
   Utility Classes (Zero inline CSS compliance)
   ========================================================================== */

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

.text-right {
    text-align: right;
}

.text-center {
    text-align: center;
}

.text-muted {
    color: var(--text-muted);
}

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

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

.pot-progress-item {
    margin-bottom: 1.25rem;
}

.pot-header-meta {
    display: flex;
    justify-content: space-between;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.35rem;
}

.merchant-logo-income {
    background-color: var(--color-income-light);
    color: var(--color-income);
}

/* ==========================================================================
   Login & Security Gate Page
   ========================================================================== */

.login-page-wrapper {
    min-height: 100vh;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    background: radial-gradient(circle at top right, rgba(255, 54, 93, 0.08) 0%, transparent 60%),
                radial-gradient(circle at bottom left, rgba(0, 194, 136, 0.05) 0%, transparent 60%),
                var(--bg-body);
}

.login-card {
    width: 100%;
    max-width: 440px;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 2.25rem;
}

.login-brand-header {
    text-align: center;
    margin-bottom: 1.75rem;
}

.login-brand-header .brand-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 1rem;
    font-size: 1.25rem;
}

.login-brand-header h2 {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.35rem;
}

/* ==========================================================================
   Statement Table Totals & Premium Modal Dialogs
   ========================================================================== */

.col-date {
    width: 150px;
}

.col-amount {
    width: 160px;
}

.empty-state-cell {
    padding: 3.5rem 1rem;
    text-align: center;
}

.empty-state-icon {
    width: 42px;
    height: 42px;
    margin-bottom: 0.75rem;
    color: var(--text-muted);
}

.data-table tfoot tr {
    background-color: var(--bg-subtle, var(--bg-pill));
}

.data-table tfoot td {
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--border-color);
}

.statement-total-row {
    font-size: 0.9rem;
}

.statement-net-row {
    font-size: 1.05rem;
    background-color: rgba(255, 54, 93, 0.05) !important;
    border-top: 2px solid var(--border-color);
}

/* Premium Modal Overlay & Card */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(13, 27, 42, 0.8);
    backdrop-filter: blur(8px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

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

.modal-card {
    width: 100%;
    max-width: 640px;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg), 0 20px 45px rgba(0, 0, 0, 0.35);
    overflow: hidden;
    animation: modalPopIn 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalPopIn {
    from {
        opacity: 0;
        transform: scale(0.93) translateY(-14px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.modal-header {
    padding: 2.25rem 3rem; /* Taller header with extra spacing */
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    background: linear-gradient(to bottom, var(--bg-surface-elevated), var(--bg-surface));
}

.modal-header .card-title {
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.modal-close-btn {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-md);
    background-color: var(--bg-pill);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.modal-close-btn:hover {
    background-color: var(--color-expense-light);
    color: var(--color-expense);
    border-color: var(--color-expense-border);
    transform: scale(1.05);
}

.modal-body {
    padding: 3rem 3rem 3.5rem 3rem; /* Luxurious, very spacious internal body margins */
    max-height: calc(85vh - 180px);
    overflow-y: auto;
}

.modal-footer {
    padding: 1.75rem 3rem; /* Roomier footer margins */
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-pill);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 1.25rem;
}

/* Spacious Form Structure */
.form-field-group {
    display: flex;
    flex-direction: column;
    margin-bottom: 3.5rem; /* Extremely generous spacing between vertical form sections */
}

.form-field-group:last-child {
    margin-bottom: 0;
}

.form-field-label {
    font-size: 0.9rem; /* Clean readable labels */
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: var(--text-primary);
    margin-bottom: 1.15rem; /* Clear separation between label and input */
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.form-field-hint {
    font-size: 0.84rem;
    color: var(--text-secondary);
    margin-top: 0.85rem; /* Extra breathing space between field and description text */
    line-height: 1.55;
}

.input-control-spacious {
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 1.1rem 1.35rem; /* Roomier padding inside text fields */
    border-radius: var(--radius-md);
    font-size: 1rem;
    outline: none;
    transition: all var(--transition-fast);
    width: 100%;
}

.input-control-spacious:focus {
    background-color: var(--bg-input-focus);
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px var(--brand-coral-light);
}

/* Segmented Format Selector (Horizontal) */
.delivery-format-tabs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 1.15rem; /* Spacious separator below the label */
}

.format-tab-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.65rem;
    padding: 1.25rem 0.85rem; /* Comfortable button padding */
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: center;
}

.format-tab-btn input[type="radio"] {
    display: none;
}

.format-tab-btn:hover {
    border-color: var(--brand-coral);
    background-color: var(--bg-pill-hover);
}

.format-tab-btn.selected {
    border-color: var(--brand-coral);
    background-color: var(--brand-coral-light);
    box-shadow: 0 0 0 1px var(--brand-coral);
}

.format-tab-btn .tab-icon {
    font-size: 1.35rem;
    color: var(--text-secondary);
}

.format-tab-btn.selected .tab-icon {
    color: var(--brand-coral);
}

.format-tab-btn .tab-title {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-primary);
}

.format-tab-btn .tab-badge {
    font-size: 0.72rem;
    padding: 0.18rem 0.5rem;
    border-radius: var(--radius-full);
    background-color: var(--brand-coral);
    color: #FFFFFF;
    margin-top: 0.35rem;
}

/* Expandable Accordion Options */
.accordion-toggle-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 1rem 0;
    background: none;
    border: none;
    border-bottom: 1px dashed var(--border-color);
    color: var(--brand-coral);
    font-size: 0.92rem;
    font-weight: 700;
    cursor: pointer;
    margin: 3.5rem 0 1.5rem 0; /* Massive vertical gap separating advanced options from main fields */
    transition: color var(--transition-fast);
}

.accordion-toggle-btn:hover {
    color: var(--brand-coral-hover);
}

.accordion-content {
    display: none;
    padding-top: 2rem; /* Luxurious gap inside accordion elements */
    margin-bottom: 2rem;
    animation: slideDown 0.25s ease-out;
}

.accordion-content.active {
    display: block;
}

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