/* Core styles for Stock Management System */
body {
    font-family: 'Poppins', sans-serif;
    margin: 0;
    background-color: #f8f9fc;
}

.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Header Styles */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.back-button {
    background: none;
    border: none;
    font-size: 1.2rem;
    margin-right: 1rem;
    color: #4e73df;
    cursor: pointer;
}

.header-title {
    font-size: 1.2rem;
    margin: 0;
    font-weight: 600;
    color: #5a5c69;
}

/* Main Content Area */
.app-content {
    flex: 1;
    padding: 1.5rem;
    overflow-y: auto;
}

/* Card Styles */
.card {
    margin-bottom: 1.5rem;
    box-shadow: 0 0.15rem 1.75rem rgba(0, 0, 0, 0.15);
    border: none;
    border-radius: 0.5rem;
}

.card-header {
    background-color: #f8f9fc;
    border-bottom: 1px solid #e3e6f0;
    padding: 1rem 1.25rem;
    font-weight: 700;
    color: #4e73df;
}

.border-left-primary {
    border-left: 0.25rem solid #4e73df !important;
}

.border-left-success {
    border-left: 0.25rem solid #1cc88a !important;
}

.border-left-warning {
    border-left: 0.25rem solid #f6c23e !important;
}

.border-left-danger {
    border-left: 0.25rem solid #e74a3b !important;
}

.border-left-info {
    border-left: 0.25rem solid #36b9cc !important;
}

/* Bottom Navigation */
.bottom-nav {
    display: flex;
    justify-content: space-around;
    background-color: #fff;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
    padding: 0.75rem 0;
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: #858796;
    padding: 0.5rem;
    transition: color 0.2s;
}

.nav-item.active {
    color: #4e73df;
}

.nav-item i {
    font-size: 1.2rem;
    margin-bottom: 0.25rem;
}

.nav-item span {
    font-size: 0.7rem;
    font-weight: 500;
}

/* Table Styles */
.table {
    color: #5a5c69;
}

.table-hover tbody tr:hover {
    background-color: rgba(78, 115, 223, 0.05);
}

.table th {
    font-weight: 600;
    border-top: none;
    background-color: #f8f9fc;
}

/* Form Styles */
.form-control:focus {
    border-color: #bac8f3;
    box-shadow: 0 0 0 0.25rem rgba(78, 115, 223, 0.25);
}

.btn-primary {
    background-color: #4e73df;
    border-color: #4e73df;
}

.btn-primary:hover {
    background-color: #4262c5;
    border-color: #3d5cb8;
}

/* Ethiopian Birr Symbol */
.currency-eth:after {
    content: " ብር";
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .app-content {
        padding: 1rem;
    }
}