@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --primary-color: #1e3a8a;
    --primary-hover: #1d4ed8;
    --secondary-color: #0d9488;
    --secondary-hover: #0f766e;
    --text-color: #334155;
    --text-light: #64748b;
    --bg-color: #f8fafc;
    --sidebar-bg: #0f172a;
    --sidebar-text: #94a3b8;
    --sidebar-text-active: #ffffff;
    --sidebar-active-bg: #1e293b;
    --card-bg: #ffffff;
    --border-color: #e2e8f0;
    --success-color: #10b981;
    --success-light: #d1fae5;
    --warning-color: #f59e0b;
    --warning-light: #fef3c7;
    --danger-color: #ef4444;
    --danger-light: #fee2e2;
    --info-color: #3b82f6;
    --info-light: #dbeafe;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
}

/* Layout */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 260px;
    background-color: var(--sidebar-bg);
    color: #ffffff;
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    left: 0;
    top: 0;
    z-index: 100;
    border-right: 1px solid rgba(255, 255, 255, 0.05);
}

.sidebar-logo {
    padding: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    background-color: rgba(0, 0, 0, 0.15);
}

.sidebar-logo img {
    max-width: 100%;
    max-height: 50px;
    object-fit: contain;
    border-radius: var(--radius-sm);
}

.sidebar-menu {
    list-style: none;
    padding: 1.5rem 0.75rem;
    flex-grow: 1;
    overflow-y: auto;
}

.sidebar-menu li {
    margin-bottom: 0.35rem;
}

.sidebar-menu a {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    color: var(--sidebar-text);
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: 0.925rem;
    transition: all 0.2s ease;
}

.sidebar-menu a:hover {
    color: var(--sidebar-text-active);
    background-color: rgba(255, 255, 255, 0.04);
}

.sidebar-menu li.active a {
    color: var(--sidebar-text-active);
    background-color: var(--sidebar-active-bg);
    border-left: 4px solid var(--primary-color);
}

.sidebar-menu i {
    margin-right: 0.75rem;
    font-size: 1.1rem;
    width: 20px;
    text-align: center;
}

.sidebar-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    background-color: rgba(0, 0, 0, 0.1);
    font-size: 0.85rem;
}

.sidebar-footer .user-name {
    font-weight: 600;
    color: #ffffff;
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-footer .user-role {
    color: var(--sidebar-text);
    font-size: 0.75rem;
    display: block;
}

/* Main Content Area */
.main-content {
    margin-left: 260px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Header */
.main-header {
    height: 70px;
    background-color: #ffffff;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    position: sticky;
    top: 0;
    z-index: 90;
    box-shadow: var(--shadow-sm);
}

.header-title h1 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-color);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.header-actions .date-display {
    font-size: 0.875rem;
    color: var(--text-light);
    font-weight: 500;
}

.logout-link {
    color: var(--danger-color);
    font-weight: 600;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    transition: color 0.2s;
}

.logout-link:hover {
    color: #b91c1c;
}

/* Page Body */
.page-body {
    padding: 2rem;
    flex-grow: 1;
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
}

/* Dashboard Statistics Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background-color: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: transform 0.2s, box-shadow 0.2s;
}

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

.stat-details h3 {
    font-size: 0.875rem;
    text-transform: uppercase;
    color: var(--text-light);
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.stat-details .stat-number {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-color);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.stat-icon.primary { background-color: var(--info-light); color: var(--primary-color); }
.stat-icon.success { background-color: var(--success-light); color: var(--success-color); }
.stat-icon.warning { background-color: var(--warning-light); color: var(--warning-color); }
.stat-icon.danger { background-color: var(--danger-light); color: var(--danger-color); }

/* Panels & Cards */
.card {
    background-color: var(--card-bg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    margin-bottom: 1.5rem;
    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;
    background-color: #ffffff;
}

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

.card-body {
    padding: 1.5rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.2s ease;
    gap: 0.5rem;
}

.btn-primary {
    background-color: var(--primary-color);
    color: #ffffff;
}

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

.btn-secondary {
    background-color: #ffffff;
    border-color: var(--border-color);
    color: var(--text-color);
}

.btn-secondary:hover {
    background-color: #f1f5f9;
}

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

.btn-success:hover {
    background-color: #059669;
}

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

.btn-danger:hover {
    background-color: #dc2626;
}

.btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
}

.btn-block {
    display: flex;
    width: 100%;
}

/* Forms */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.form-control {
    width: 100%;
    padding: 0.625rem 0.75rem;
    font-size: 0.875rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: #ffffff;
    transition: border-color 0.2s, box-shadow 0.2s;
    color: var(--text-color);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.15);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

/* Tables */
.table-responsive {
    overflow-x: auto;
    width: 100%;
}

.table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.875rem;
}

.table th {
    background-color: #f8fafc;
    padding: 0.875rem 1rem;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    color: var(--text-light);
    border-bottom: 2px solid var(--border-color);
}

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

.table tbody tr:hover {
    background-color: #f8fafc;
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.625rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 9999px;
    text-transform: uppercase;
}

.badge-success { background-color: var(--success-light); color: #065f46; }
.badge-warning { background-color: var(--warning-light); color: #92400e; }
.badge-danger { background-color: var(--danger-light); color: #991b1b; }
.badge-info { background-color: var(--info-light); color: #1e40af; }

/* Login Page */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #0f172a;
    padding: 1rem;
}

.login-card {
    background-color: #ffffff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 420px;
    padding: 2.5rem 2rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-header img {
    max-height: 65px;
    margin-bottom: 1.5rem;
    border-radius: var(--radius-sm);
}

.login-header h2 {
    font-size: 1.5rem;
    color: var(--primary-color);
    font-weight: 700;
}

.login-header p {
    color: var(--text-light);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    border: 1px solid transparent;
}

.alert-danger {
    background-color: var(--danger-light);
    color: #991b1b;
    border-color: #fca5a5;
}

.alert-success {
    background-color: var(--success-light);
    color: #065f46;
    border-color: #6ee7b7;
}

.alert-warning {
    background-color: var(--warning-light);
    color: #92400e;
    border-color: #fcd34d;
}

/* Modal styles & grids */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

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

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

.gap-2 {
    gap: 0.5rem;
}

/* Dashboard List */
.dashboard-list {
    list-style: none;
}

.dashboard-list li {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
}

.dashboard-list li:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

/* Action Links */
.action-links {
    display: flex;
    gap: 0.5rem;
}

/* Table actions */
.text-right {
    text-align: right;
}

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

.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }

/* Balance Badge styles */
.balance-positive {
    color: var(--success-color);
    font-weight: 600;
}

.balance-negative {
    color: var(--danger-color);
    font-weight: 600;
}

.balance-zero {
    color: var(--text-light);
    font-weight: 500;
}