:root {
    --y-primary: #0d6efd;
    --y-secondary: #6c757d;
    --y-bg: #f4f6f9;
    --y-text: #212529;
    --y-radius: 14px;
}

body {
    background-color: var(--y-bg);
    color: var(--y-text);
    font-family: 'Cairo', sans-serif;
}

.y-auth-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.y-auth-card {
    width: 100%;
    max-width: 420px;
    background: #fff;
    border-radius: var(--y-radius);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    padding: 2.25rem 2rem;
}

.y-auth-card .y-logo {
    font-weight: 700;
    font-size: 1.4rem;
    color: var(--y-primary);
}

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

.y-simple-topbar {
    background: #fff;
    border-bottom: 1px solid #e9ecef;
    padding: 0.9rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}