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

:root {
    --primary-color: #4A90E2;
    --secondary-color: #50E3C2;
    --background-color: #F4F7F9;
    --surface-color: #FFFFFF;
    --text-color: #333333;
    --border-color: #E0E6ED;
    --border-radius: 0.5rem;
    --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);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.5;
}

.navbar {
    background-color: var(--surface-color);
    box-shadow: var(--shadow-sm);
}

.navbar-brand {
    font-weight: 700;
    color: var(--primary-color) !important;
}

.container {
    max-width: 1140px;
}

.card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    background-color: var(--surface-color);
}

.card-header {
    background-color: transparent;
    border-bottom: 1px solid var(--border-color);
    font-weight: 600;
    padding: 1rem 1.5rem;
}

.card-body {
    padding: 1.5rem;
}

.form-control, .form-select {
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    padding: 0.75rem 1rem;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.25rem rgba(74, 144, 226, 0.25);
}

.btn {
    border-radius: var(--border-radius);
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    transition: all 0.2s ease-in-out;
}

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

.btn-primary:hover {
    opacity: 0.9;
}

.table {
    border-color: var(--border-color);
}

.table th {
    font-weight: 600;
    background-color: #F9FAFB;
}

.table td, .table th {
    vertical-align: middle;
}

.toast-container {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 1090;
}

.toast {
    border-radius: var(--border-radius);
    border: none;
    box-shadow: var(--shadow-md);
}

.toast-header {
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.table .btn-sm {
    padding: 0.25rem 0.6rem;
}

.feather-sm {
    width: 16px;
    height: 16px;
    vertical-align: text-bottom;
}