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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: #333;
    background: #f5f7fa;
}

/* Auth Container */
.auth-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.login-box {
    background: white;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    width: 100%;
    max-width: 400px;
}

.login-box h1 {
    font-size: 28px;
    margin-bottom: 8px;
    color: #333;
}

.login-box .subtitle {
    color: #666;
    margin-bottom: 30px;
}

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

/* Sidebar */
.sidebar {
    width: 250px;
    background: #2c3e50;
    color: white;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-header h2 {
    font-size: 20px;
    margin-bottom: 4px;
}

.sidebar-header p {
    font-size: 12px;
    opacity: 0.7;
}

.sidebar-nav {
    flex: 1;
    padding: 20px 0;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: all 0.2s;
}

.sidebar-nav a:hover {
    background: rgba(255,255,255,0.1);
    color: white;
}

.sidebar-nav a.active {
    background: rgba(52, 152, 219, 0.3);
    color: white;
    border-left: 3px solid #3498db;
}

.sidebar-nav .icon {
    margin-right: 12px;
    font-size: 18px;
}

/* Main Content */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.top-bar {
    background: white;
    padding: 15px 30px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.user-name {
    font-weight: 600;
}

.user-role {
    font-size: 12px;
    padding: 4px 10px;
    background: #e8f4f8;
    color: #3498db;
    border-radius: 12px;
}

.content-wrapper {
    flex: 1;
    padding: 30px;
    overflow-y: auto;
}

/* Alerts */
.alert {
    padding: 12px 16px;
    border-radius: 4px;
    margin-bottom: 20px;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-danger {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alert-warning {
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffeaa7;
}

.alert-info {
    background: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

.mt-3 {
    margin-top: 20px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 8px 16px;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s;
    text-align: center;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 13px;
}

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

.btn-primary {
    background: #3498db;
    color: white;
}

.btn-primary:hover {
    background: #2980b9;
}

.btn-secondary {
    background: #95a5a6;
    color: white;
}

.btn-secondary:hover {
    background: #7f8c8d;
}

.btn-danger {
    background: #e74c3c;
    color: white;
}

.btn-danger:hover {
    background: #c0392b;
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    color: #555;
}

.form-group .required {
    color: #e74c3c;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    transition: border 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #3498db;
}

.form-group small {
    display: block;
    margin-top: 4px;
    color: #999;
    font-size: 12px;
}

.inline-input {
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    width: 200px;
    font-size: 14px;
}

.form-actions {
    display: flex;
    gap: 10px;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

/* Tables */
.table-container {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    overflow: hidden;
}

table {
    width: 100%;
    border-collapse: collapse;
}

thead {
    background: #f8f9fa;
}

th {
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    color: #555;
    border-bottom: 2px solid #e9ecef;
}

td {
    padding: 12px 16px;
    border-bottom: 1px solid #f0f0f0;
}

tbody tr:hover {
    background: #f8f9fa;
}

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

/* Page Header */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.page-header h1 {
    font-size: 28px;
    color: #333;
}

.page-header .subtitle {
    font-size: 16px;
    color: #666;
    margin-left: 15px;
}

/* Cards */
.warehouse-card {
    background: white;
    border-radius: 8px;
    padding: 24px;
    margin-bottom: 20px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.warehouse-card h2 {
    font-size: 20px;
    margin-bottom: 20px;
    color: #333;
}

.section-card {
    background: white;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 15px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.section-card h3 {
    font-size: 18px;
    margin-bottom: 15px;
    color: #2c3e50;
}

.summary-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 8px;
    padding: 24px;
    margin: 20px 0;
}

.summary-card h3 {
    margin-bottom: 20px;
}

.sections-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
}

.stat {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid #f0f0f0;
}

.stat:last-child {
    border-bottom: none;
}

.stat .label {
    color: #666;
}

.stat .value {
    font-weight: 600;
    color: #333;
}

/* Calculation Grid */
.calc-grid {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.calc-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
}

.calc-row .label {
    color: #666;
    font-weight: 500;
}

.calc-row .value {
    font-weight: 600;
    color: #333;
}

.calc-row.highlight {
    background: #f8f9fa;
    padding: 12px;
    border-radius: 4px;
    margin: 8px 0;
}

.calc-row.profit .value {
    color: #27ae60;
    font-size: 16px;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}

.badge-open {
    background: #d4edda;
    color: #155724;
}

.badge-closed {
    background: #f8d7da;
    color: #721c24;
}

.badge-lg {
    font-size: 14px;
    padding: 6px 14px;
}

/* Filter Form */
.filter-form {
    background: white;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.filter-row {
    display: flex;
    gap: 15px;
    align-items: flex-end;
}

.filter-row .form-group {
    margin-bottom: 0;
    flex: 1;
}

.report-period {
    background: #e8f4f8;
    color: #3498db;
    padding: 10px 16px;
    border-radius: 4px;
    margin-bottom: 20px;
    font-weight: 500;
}

/* Reconcile Grid */
.reconcile-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 20px;
}

/* Detail Card */
.detail-card {
    background: white;
    border-radius: 8px;
    padding: 24px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.detail-row {
    display: flex;
    padding: 12px 0;
    border-bottom: 1px solid #f0f0f0;
}

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

.detail-row .label {
    font-weight: 600;
    color: #666;
    width: 180px;
    flex-shrink: 0;
}

.detail-row .value {
    color: #333;
}

/* Text Colors */
.text-danger {
    color: #e74c3c !important;
}

/* Responsive */
@media (max-width: 768px) {
    .app-container {
        flex-direction: column;
    }
    
    .sidebar {
        width: 100%;
    }
    
    .content-wrapper {
        padding: 20px;
    }
    
    .filter-row {
        flex-direction: column;
    }
    
    .reconcile-grid {
        grid-template-columns: 1fr;
    }
    
    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
}